diff --git a/console/templates/console-xterm.html b/console/templates/console-xterm.html
index 3bae98f1..389f58e7 100644
--- a/console/templates/console-xterm.html
+++ b/console/templates/console-xterm.html
@@ -5,9 +5,8 @@
 {% block head %}
 <title>WebVirtCloud - XTerm</title>
 <link rel="stylesheet" href="{% static 'css/xterm.css' %}"/>
-<script src="{% static 'js/xterm@3.6.0/xterm.js' %}"></script>
-<script src="{% static 'js/xterm@3.6.0/addons/fit/fit.js' %}"></script>
-<script src="{% static 'js/xterm@3.6.0/addons/fullscreen/fullscreen.js' %}"></script>
+<script src="{% static 'js/xterm/xterm.js' %}"></script>
+<script src="{% static 'js/xterm/addon-fit.js' %}"></script>
 
 <script src="{% static 'js/socket.io.js' %}"></script>
 
@@ -20,8 +19,6 @@
 
 <div style="width: 100%; height:100%;" id="terminal"></div>
 <script crossorigin="anonymous">
-	    Terminal.applyAddon(fit);
-
         let host = readQueryVariable('host', '{{ socketio_host|escapejs }}');
         let port = readQueryVariable('port', '{{ socketio_port|escapejs }}');
         let path = readQueryVariable('path', '{{ socketio_path|escapejs }}');
@@ -47,16 +44,17 @@
         var term = new Terminal({
             cursorBlink: true,
         });
+        var fitAddon = new FitAddon.FitAddon();
+        term.loadAddon(fitAddon);
 
         term.open(document.getElementById('terminal'));
 
-        term.on('key', (key, ev) => {
-            console.log("pressed key", key)
-            socket.emit("pty_input", {"input": key})
+        // typed and pasted input
+        term.onData((data) => {
+            socket.emit("pty_input", {"input": data})
         });
 
         socket.on("pty_output", function(output){
-            console.log(output["output"])
             term.write(output["output"])
         })
 
@@ -81,7 +79,7 @@
         }
 
         function resize(){
-            term.fit()
+            fitAddon.fit()
             socket.emit("resize", {"cols": term.cols, "rows": term.rows})
         }
 
diff --git a/static/css/xterm.css b/static/css/xterm.css
index 8e129f50..819654e4 100644
--- a/static/css/xterm.css
+++ b/static/css/xterm.css
@@ -36,8 +36,7 @@
  */
 
 .xterm {
-    font-family: courier-new, courier, monospace;
-    font-feature-settings: "liga" 0;
+    cursor: text;
     position: relative;
     user-select: none;
     -ms-user-select: none;
@@ -56,21 +55,21 @@
      * The z-index of the helpers must be higher than the canvases in order for
      * IMEs to appear on top.
      */
-    z-index: 10;
+    z-index: 5;
 }
 
 .xterm .xterm-helper-textarea {
-    /*
-     * HACK: to fix IE's blinking cursor
-     * Move textarea out of the screen to the far left, so that the cursor is not visible.
-     */
+    padding: 0;
+    border: 0;
+    margin: 0;
+    /* Move textarea out of the screen to the far left, so that the cursor is not visible */
     position: absolute;
     opacity: 0;
     left: -9999em;
     top: 0;
     width: 0;
     height: 0;
-    z-index: -10;
+    z-index: -5;
     /** Prevent wrapping so the IME appears against the textarea at the correct position */
     white-space: nowrap;
     overflow: hidden;
@@ -113,10 +112,6 @@
     top: 0;
 }
 
-.xterm .xterm-scroll-area {
-    visibility: hidden;
-}
-
 .xterm-char-measure-element {
     display: inline-block;
     visibility: hidden;
@@ -126,33 +121,46 @@
     line-height: normal;
 }
 
-.xterm {
-    cursor: text;
-}
-
 .xterm.enable-mouse-events {
     /* When mouse events are enabled (eg. tmux), revert to the standard pointer cursor */
     cursor: default;
 }
 
-.xterm.xterm-cursor-pointer {
+.xterm.xterm-cursor-pointer,
+.xterm .xterm-cursor-pointer {
     cursor: pointer;
 }
 
-.xterm.xterm-cursor-crosshair {
+.xterm.column-select.focus {
     /* Column selection mode */
     cursor: crosshair;
 }
 
-.xterm .xterm-accessibility,
+.xterm .xterm-accessibility:not(.debug),
 .xterm .xterm-message {
     position: absolute;
     left: 0;
     top: 0;
     bottom: 0;
     right: 0;
-    z-index: 100;
+    z-index: 10;
     color: transparent;
+    pointer-events: none;
+}
+
+.xterm .xterm-accessibility-tree:not(.debug) *::selection {
+  color: transparent;
+}
+
+.xterm .xterm-accessibility-tree {
+  font-family: monospace;
+  user-select: text;
+  white-space: pre;
+}
+
+.xterm .xterm-accessibility-tree > div {
+  transform-origin: left;
+  width: fit-content;
 }
 
 .xterm .live-region {
@@ -162,3 +170,116 @@
     height: 1px;
     overflow: hidden;
 }
+
+.xterm-dim {
+    /* Dim should not apply to background, so the opacity of the foreground color is applied
+     * explicitly in the generated class and reset to 1 here */
+    opacity: 1 !important;
+}
+
+.xterm-underline-1 { text-decoration: underline; }
+.xterm-underline-2 { text-decoration: double underline; }
+.xterm-underline-3 { text-decoration: wavy underline; }
+.xterm-underline-4 { text-decoration: dotted underline; }
+.xterm-underline-5 { text-decoration: dashed underline; }
+
+.xterm-overline {
+    text-decoration: overline;
+}
+
+.xterm-overline.xterm-underline-1 { text-decoration: overline underline; }
+.xterm-overline.xterm-underline-2 { text-decoration: overline double underline; }
+.xterm-overline.xterm-underline-3 { text-decoration: overline wavy underline; }
+.xterm-overline.xterm-underline-4 { text-decoration: overline dotted underline; }
+.xterm-overline.xterm-underline-5 { text-decoration: overline dashed underline; }
+
+.xterm-strikethrough {
+    text-decoration: line-through;
+}
+
+.xterm-screen .xterm-decoration-container .xterm-decoration {
+	z-index: 6;
+	position: absolute;
+}
+
+.xterm-screen .xterm-decoration-container .xterm-decoration.xterm-decoration-top-layer {
+	z-index: 7;
+}
+
+.xterm-decoration-overview-ruler {
+    z-index: 8;
+    position: absolute;
+    top: 0;
+    right: 0;
+    pointer-events: none;
+}
+
+.xterm-decoration-top {
+    z-index: 2;
+    position: relative;
+}
+
+
+
+/* Derived from vs/base/browser/ui/scrollbar/media/scrollbar.css */
+
+/* xterm.js customization: Override xterm's cursor style */
+.xterm .xterm-scrollable-element > .scrollbar {
+    cursor: default;
+}
+
+/* Arrows */
+.xterm .xterm-scrollable-element > .scrollbar > .scra {
+	cursor: pointer;
+	font-size: 11px !important;
+}
+
+.xterm .xterm-scrollable-element > .visible {
+	opacity: 1;
+
+	/* Background rule added for IE9 - to allow clicks on dom node */
+	background:rgba(0,0,0,0);
+
+	transition: opacity 100ms linear;
+	/* In front of peek view */
+	z-index: 11;
+}
+.xterm .xterm-scrollable-element > .invisible {
+	opacity: 0;
+	pointer-events: none;
+}
+.xterm .xterm-scrollable-element > .invisible.fade {
+	transition: opacity 800ms linear;
+}
+
+/* Scrollable Content Inset Shadow */
+.xterm .xterm-scrollable-element > .shadow {
+	position: absolute;
+	display: none;
+}
+.xterm .xterm-scrollable-element > .shadow.top {
+	display: block;
+	top: 0;
+	left: 3px;
+	height: 3px;
+	width: 100%;
+	box-shadow: var(--vscode-scrollbar-shadow, #000) 0 6px 6px -6px inset;
+}
+.xterm .xterm-scrollable-element > .shadow.left {
+	display: block;
+	top: 3px;
+	left: 0;
+	height: 100%;
+	width: 3px;
+	box-shadow: var(--vscode-scrollbar-shadow, #000) 6px 0 6px -6px inset;
+}
+.xterm .xterm-scrollable-element > .shadow.top-left-corner {
+	display: block;
+	top: 0;
+	left: 0;
+	height: 3px;
+	width: 3px;
+}
+.xterm .xterm-scrollable-element > .shadow.top.left {
+	box-shadow: var(--vscode-scrollbar-shadow, #000) 6px 0 6px -6px inset;
+}
diff --git a/static/js/xterm/addon-fit.js b/static/js/xterm/addon-fit.js
new file mode 100644
index 00000000..9b25be35
--- /dev/null
+++ b/static/js/xterm/addon-fit.js
@@ -0,0 +1,2 @@
+!function(e,t){"object"==typeof exports&&"object"==typeof module?module.exports=t():"function"==typeof define&&define.amd?define([],t):"object"==typeof exports?exports.FitAddon=t():e.FitAddon=t()}(globalThis,(()=>(()=>{"use strict";var e={};return(()=>{var t=e;Object.defineProperty(t,"__esModule",{value:!0}),t.FitAddon=void 0,t.FitAddon=class{activate(e){this._terminal=e}dispose(){}fit(){const e=this.proposeDimensions();if(!e||!this._terminal||isNaN(e.cols)||isNaN(e.rows))return;const t=this._terminal._core;this._terminal.rows===e.rows&&this._terminal.cols===e.cols||(t._renderService.clear(),this._terminal.resize(e.cols,e.rows))}proposeDimensions(){if(!this._terminal)return;if(!this._terminal.element||!this._terminal.element.parentElement)return;const e=this._terminal._core._renderService.dimensions;if(0===e.css.cell.width||0===e.css.cell.height)return;const t=0===this._terminal.options.scrollback?0:this._terminal.options.overviewRuler?.width||14,r=window.getComputedStyle(this._terminal.element.parentElement),i=parseInt(r.getPropertyValue("height")),o=Math.max(0,parseInt(r.getPropertyValue("width"))),s=window.getComputedStyle(this._terminal.element),n=i-(parseInt(s.getPropertyValue("padding-top"))+parseInt(s.getPropertyValue("padding-bottom"))),l=o-(parseInt(s.getPropertyValue("padding-right"))+parseInt(s.getPropertyValue("padding-left")))-t;return{cols:Math.max(2,Math.floor(l/e.css.cell.width)),rows:Math.max(1,Math.floor(n/e.css.cell.height))}}}})(),e})()));
+//# sourceMappingURL=addon-fit.js.map
\ No newline at end of file
diff --git a/static/js/xterm/xterm.js b/static/js/xterm/xterm.js
new file mode 100644
index 00000000..e47e2ddd
--- /dev/null
+++ b/static/js/xterm/xterm.js
@@ -0,0 +1,2 @@
+!function(e,t){if("object"==typeof exports&&"object"==typeof module)module.exports=t();else if("function"==typeof define&&define.amd)define([],t);else{var i=t();for(var s in i)("object"==typeof exports?exports:e)[s]=i[s]}}(globalThis,(()=>(()=>{"use strict";var e={2840:function(e,t,i){var s=this&&this.__decorate||function(e,t,i,s){var r,n=arguments.length,o=n<3?t:null===s?s=Object.getOwnPropertyDescriptor(t,i):s;if("object"==typeof Reflect&&"function"==typeof Reflect.decorate)o=Reflect.decorate(e,t,i,s);else for(var a=e.length-1;a>=0;a--)(r=e[a])&&(o=(n<3?r(o):n>3?r(t,i,o):r(t,i))||o);return n>3&&o&&Object.defineProperty(t,i,o),o},r=this&&this.__param||function(e,t){return function(i,s){t(i,s,e)}};Object.defineProperty(t,"__esModule",{value:!0}),t.AccessibilityManager=void 0;const n=i(7721),o=i(4292),a=i(7150),l=i(7098),h=i(6501),c=i(7093);let d=class extends a.Disposable{constructor(e,t,i,s){super(),this._terminal=e,this._coreBrowserService=i,this._renderService=s,this._rowColumns=new WeakMap,this._liveRegionLineCount=0,this._charsToConsume=[],this._charsToAnnounce="";const r=this._coreBrowserService.mainDocument;this._accessibilityContainer=r.createElement("div"),this._accessibilityContainer.classList.add("xterm-accessibility"),this._rowContainer=r.createElement("div"),this._rowContainer.setAttribute("role","list"),this._rowContainer.classList.add("xterm-accessibility-tree"),this._rowElements=[];for(let e=0;e<this._terminal.rows;e++)this._rowElements[e]=this._createAccessibilityTreeNode(),this._rowContainer.appendChild(this._rowElements[e]);if(this._topBoundaryFocusListener=e=>this._handleBoundaryFocus(e,0),this._bottomBoundaryFocusListener=e=>this._handleBoundaryFocus(e,1),this._rowElements[0].addEventListener("focus",this._topBoundaryFocusListener),this._rowElements[this._rowElements.length-1].addEventListener("focus",this._bottomBoundaryFocusListener),this._accessibilityContainer.appendChild(this._rowContainer),this._liveRegion=r.createElement("div"),this._liveRegion.classList.add("live-region"),this._liveRegion.setAttribute("aria-live","assertive"),this._accessibilityContainer.appendChild(this._liveRegion),this._liveRegionDebouncer=this._register(new o.TimeBasedDebouncer(this._renderRows.bind(this))),!this._terminal.element)throw new Error("Cannot enable accessibility before Terminal.open");this._terminal.element.insertAdjacentElement("afterbegin",this._accessibilityContainer),this._register(this._terminal.onResize((e=>this._handleResize(e.rows)))),this._register(this._terminal.onRender((e=>this._refreshRows(e.start,e.end)))),this._register(this._terminal.onScroll((()=>this._refreshRows()))),this._register(this._terminal.onA11yChar((e=>this._handleChar(e)))),this._register(this._terminal.onLineFeed((()=>this._handleChar("\n")))),this._register(this._terminal.onA11yTab((e=>this._handleTab(e)))),this._register(this._terminal.onKey((e=>this._handleKey(e.key)))),this._register(this._terminal.onBlur((()=>this._clearLiveRegion()))),this._register(this._renderService.onDimensionsChange((()=>this._refreshRowsDimensions()))),this._register((0,c.addDisposableListener)(r,"selectionchange",(()=>this._handleSelectionChange()))),this._register(this._coreBrowserService.onDprChange((()=>this._refreshRowsDimensions()))),this._refreshRowsDimensions(),this._refreshRows(),this._register((0,a.toDisposable)((()=>{this._accessibilityContainer.remove(),this._rowElements.length=0})))}_handleTab(e){for(let t=0;t<e;t++)this._handleChar(" ")}_handleChar(e){this._liveRegionLineCount<21&&(this._charsToConsume.length>0?this._charsToConsume.shift()!==e&&(this._charsToAnnounce+=e):this._charsToAnnounce+=e,"\n"===e&&(this._liveRegionLineCount++,21===this._liveRegionLineCount&&(this._liveRegion.textContent+=n.tooMuchOutput.get())))}_clearLiveRegion(){this._liveRegion.textContent="",this._liveRegionLineCount=0}_handleKey(e){this._clearLiveRegion(),/\p{Control}/u.test(e)||this._charsToConsume.push(e)}_refreshRows(e,t){this._liveRegionDebouncer.refresh(e,t,this._terminal.rows)}_renderRows(e,t){const i=this._terminal.buffer,s=i.lines.length.toString();for(let r=e;r<=t;r++){const e=i.lines.get(i.ydisp+r),t=[],n=e?.translateToString(!0,void 0,void 0,t)||"",o=(i.ydisp+r+1).toString(),a=this._rowElements[r];a&&(0===n.length?(a.textContent=" ",this._rowColumns.set(a,[0,1])):(a.textContent=n,this._rowColumns.set(a,t)),a.setAttribute("aria-posinset",o),a.setAttribute("aria-setsize",s),this._alignRowWidth(a))}this._announceCharacters()}_announceCharacters(){0!==this._charsToAnnounce.length&&(this._liveRegion.textContent+=this._charsToAnnounce,this._charsToAnnounce="")}_handleBoundaryFocus(e,t){const i=e.target,s=this._rowElements[0===t?1:this._rowElements.length-2];if(i.getAttribute("aria-posinset")===(0===t?"1":`${this._terminal.buffer.lines.length}`))return;if(e.relatedTarget!==s)return;let r,n;if(0===t?(r=i,n=this._rowElements.pop(),this._rowContainer.removeChild(n)):(r=this._rowElements.shift(),n=i,this._rowContainer.removeChild(r)),r.removeEventListener("focus",this._topBoundaryFocusListener),n.removeEventListener("focus",this._bottomBoundaryFocusListener),0===t){const e=this._createAccessibilityTreeNode();this._rowElements.unshift(e),this._rowContainer.insertAdjacentElement("afterbegin",e)}else{const e=this._createAccessibilityTreeNode();this._rowElements.push(e),this._rowContainer.appendChild(e)}this._rowElements[0].addEventListener("focus",this._topBoundaryFocusListener),this._rowElements[this._rowElements.length-1].addEventListener("focus",this._bottomBoundaryFocusListener),this._terminal.scrollLines(0===t?-1:1),this._rowElements[0===t?1:this._rowElements.length-2].focus(),e.preventDefault(),e.stopImmediatePropagation()}_handleSelectionChange(){if(0===this._rowElements.length)return;const e=this._coreBrowserService.mainDocument.getSelection();if(!e)return;if(e.isCollapsed)return void(this._rowContainer.contains(e.anchorNode)&&this._terminal.clearSelection());if(!e.anchorNode||!e.focusNode)return void console.error("anchorNode and/or focusNode are null");let t={node:e.anchorNode,offset:e.anchorOffset},i={node:e.focusNode,offset:e.focusOffset};if((t.node.compareDocumentPosition(i.node)&Node.DOCUMENT_POSITION_PRECEDING||t.node===i.node&&t.offset>i.offset)&&([t,i]=[i,t]),t.node.compareDocumentPosition(this._rowElements[0])&(Node.DOCUMENT_POSITION_CONTAINED_BY|Node.DOCUMENT_POSITION_FOLLOWING)&&(t={node:this._rowElements[0].childNodes[0],offset:0}),!this._rowContainer.contains(t.node))return;const s=this._rowElements.slice(-1)[0];if(i.node.compareDocumentPosition(s)&(Node.DOCUMENT_POSITION_CONTAINED_BY|Node.DOCUMENT_POSITION_PRECEDING)&&(i={node:s,offset:s.textContent?.length??0}),!this._rowContainer.contains(i.node))return;const r=({node:e,offset:t})=>{const i=e instanceof Text?e.parentNode:e;let s=parseInt(i?.getAttribute("aria-posinset"),10)-1;if(isNaN(s))return console.warn("row is invalid. Race condition?"),null;const r=this._rowColumns.get(i);if(!r)return console.warn("columns is null. Race condition?"),null;let n=t<r.length?r[t]:r.slice(-1)[0]+1;return n>=this._terminal.cols&&(++s,n=0),{row:s,column:n}},n=r(t),o=r(i);if(n&&o){if(n.row>o.row||n.row===o.row&&n.column>=o.column)throw new Error("invalid range");this._terminal.select(n.column,n.row,(o.row-n.row)*this._terminal.cols-n.column+o.column)}}_handleResize(e){this._rowElements[this._rowElements.length-1].removeEventListener("focus",this._bottomBoundaryFocusListener);for(let e=this._rowContainer.children.length;e<this._terminal.rows;e++)this._rowElements[e]=this._createAccessibilityTreeNode(),this._rowContainer.appendChild(this._rowElements[e]);for(;this._rowElements.length>e;)this._rowContainer.removeChild(this._rowElements.pop());this._rowElements[this._rowElements.length-1].addEventListener("focus",this._bottomBoundaryFocusListener),this._refreshRowsDimensions()}_createAccessibilityTreeNode(){const e=this._coreBrowserService.mainDocument.createElement("div");return e.setAttribute("role","listitem"),e.tabIndex=-1,this._refreshRowDimensions(e),e}_refreshRowsDimensions(){if(this._renderService.dimensions.css.cell.height){Object.assign(this._accessibilityContainer.style,{width:`${this._renderService.dimensions.css.canvas.width}px`,fontSize:`${this._terminal.options.fontSize}px`}),this._rowElements.length!==this._terminal.rows&&this._handleResize(this._terminal.rows);for(let e=0;e<this._terminal.rows;e++)this._refreshRowDimensions(this._rowElements[e]),this._alignRowWidth(this._rowElements[e])}}_refreshRowDimensions(e){e.style.height=`${this._renderService.dimensions.css.cell.height}px`}_alignRowWidth(e){e.style.transform="";const t=e.getBoundingClientRect().width,i=this._rowColumns.get(e)?.slice(-1)?.[0];if(!i)return;const s=i*this._renderService.dimensions.css.cell.width;e.style.transform=`scaleX(${s/t})`}};t.AccessibilityManager=d,t.AccessibilityManager=d=s([r(1,h.IInstantiationService),r(2,l.ICoreBrowserService),r(3,l.IRenderService)],d)},7861:(e,t)=>{function i(e){return e.replace(/\r?\n/g,"\r")}function s(e,t){return t?"[200~"+e+"[201~":e}function r(e,t,r,n){e=s(e=i(e),r.decPrivateModes.bracketedPasteMode&&!0!==n.rawOptions.ignoreBracketedPasteMode),r.triggerDataEvent(e,!0),t.value=""}function n(e,t,i){const s=i.getBoundingClientRect(),r=e.clientX-s.left-10,n=e.clientY-s.top-10;t.style.width="20px",t.style.height="20px",t.style.left=`${r}px`,t.style.top=`${n}px`,t.style.zIndex="1000",t.focus()}Object.defineProperty(t,"__esModule",{value:!0}),t.prepareTextForTerminal=i,t.bracketTextForPaste=s,t.copyHandler=function(e,t){e.clipboardData&&e.clipboardData.setData("text/plain",t.selectionText),e.preventDefault()},t.handlePasteEvent=function(e,t,i,s){e.stopPropagation(),e.clipboardData&&r(e.clipboardData.getData("text/plain"),t,i,s)},t.paste=r,t.moveTextAreaUnderMouseCursor=n,t.rightClickHandler=function(e,t,i,s,r){n(e,t,i),r&&s.rightClickSelect(e),t.value=s.selectionText,t.select()}},7174:(e,t,i)=>{Object.defineProperty(t,"__esModule",{value:!0}),t.ColorContrastCache=void 0;const s=i(7710);t.ColorContrastCache=class{constructor(){this._color=new s.TwoKeyMap,this._css=new s.TwoKeyMap}setCss(e,t,i){this._css.set(e,t,i)}getCss(e,t){return this._css.get(e,t)}setColor(e,t,i){this._color.set(e,t,i)}getColor(e,t){return this._color.get(e,t)}clear(){this._color.clear(),this._css.clear()}}},1718:(e,t,i)=>{Object.defineProperty(t,"__esModule",{value:!0}),t.CoreBrowserTerminal=void 0;const s=i(7861),r=i(7721),n=i(3285),o=i(4017),a=i(4196),l=i(9925),h=i(3618),c=i(3955),d=i(4792),u=i(945),_=i(9574),f=i(9820),p=i(9784),g=i(5783),m=i(2079),v=i(7098),S=i(9078),b=i(4103),C=i(5777),y=i(701),w=i(6107),E=i(3534),D=i(706),L=i(8693),R=i(4720),A=i(6501),T=i(2486),k=i(2840),M=i(8906),O=i(802),I=i(7093),P=i(7150);class x extends C.CoreTerminal{get linkifier(){return this._linkifier.value}get onFocus(){return this._onFocus.event}get onBlur(){return this._onBlur.event}get onA11yChar(){return this._onA11yCharEmitter.event}get onA11yTab(){return this._onA11yTabEmitter.event}get onWillOpen(){return this._onWillOpen.event}constructor(e={}){super(e),this._linkifier=this._register(new P.MutableDisposable),this.browser=y,this._keyDownHandled=!1,this._keyDownSeen=!1,this._keyPressHandled=!1,this._unprocessedDeadKey=!1,this._accessibilityManager=this._register(new P.MutableDisposable),this._onCursorMove=this._register(new O.Emitter),this.onCursorMove=this._onCursorMove.event,this._onKey=this._register(new O.Emitter),this.onKey=this._onKey.event,this._onRender=this._register(new O.Emitter),this.onRender=this._onRender.event,this._onSelectionChange=this._register(new O.Emitter),this.onSelectionChange=this._onSelectionChange.event,this._onTitleChange=this._register(new O.Emitter),this.onTitleChange=this._onTitleChange.event,this._onBell=this._register(new O.Emitter),this.onBell=this._onBell.event,this._onFocus=this._register(new O.Emitter),this._onBlur=this._register(new O.Emitter),this._onA11yCharEmitter=this._register(new O.Emitter),this._onA11yTabEmitter=this._register(new O.Emitter),this._onWillOpen=this._register(new O.Emitter),this._setup(),this._decorationService=this._instantiationService.createInstance(R.DecorationService),this._instantiationService.setService(A.IDecorationService,this._decorationService),this._linkProviderService=this._instantiationService.createInstance(f.LinkProviderService),this._instantiationService.setService(v.ILinkProviderService,this._linkProviderService),this._linkProviderService.registerLinkProvider(this._instantiationService.createInstance(n.OscLinkProvider)),this._register(this._inputHandler.onRequestBell((()=>this._onBell.fire()))),this._register(this._inputHandler.onRequestRefreshRows((e=>this.refresh(e?.start??0,e?.end??this.rows-1)))),this._register(this._inputHandler.onRequestSendFocus((()=>this._reportFocus()))),this._register(this._inputHandler.onRequestReset((()=>this.reset()))),this._register(this._inputHandler.onRequestWindowsOptionsReport((e=>this._reportWindowsOptions(e)))),this._register(this._inputHandler.onColor((e=>this._handleColorEvent(e)))),this._register(O.Event.forward(this._inputHandler.onCursorMove,this._onCursorMove)),this._register(O.Event.forward(this._inputHandler.onTitleChange,this._onTitleChange)),this._register(O.Event.forward(this._inputHandler.onA11yChar,this._onA11yCharEmitter)),this._register(O.Event.forward(this._inputHandler.onA11yTab,this._onA11yTabEmitter)),this._register(this._bufferService.onResize((e=>this._afterResize(e.cols,e.rows)))),this._register((0,P.toDisposable)((()=>{this._customKeyEventHandler=void 0,this.element?.parentNode?.removeChild(this.element)})))}_handleColorEvent(e){if(this._themeService)for(const t of e){let e,i="";switch(t.index){case 256:e="foreground",i="10";break;case 257:e="background",i="11";break;case 258:e="cursor",i="12";break;default:e="ansi",i="4;"+t.index}switch(t.type){case 0:const s=b.color.toColorRGB("ansi"===e?this._themeService.colors.ansi[t.index]:this._themeService.colors[e]);this.coreService.triggerDataEvent(`${E.C0.ESC}]${i};${(0,L.toRgbString)(s)}${E.C1_ESCAPED.ST}`);break;case 1:if("ansi"===e)this._themeService.modifyColors((e=>e.ansi[t.index]=b.channels.toColor(...t.color)));else{const i=e;this._themeService.modifyColors((e=>e[i]=b.channels.toColor(...t.color)))}break;case 2:this._themeService.restoreColor(t.index)}}}_setup(){super._setup(),this._customKeyEventHandler=void 0}get buffer(){return this.buffers.active}focus(){this.textarea&&this.textarea.focus({preventScroll:!0})}_handleScreenReaderModeOptionChange(e){e?!this._accessibilityManager.value&&this._renderService&&(this._accessibilityManager.value=this._instantiationService.createInstance(k.AccessibilityManager,this)):this._accessibilityManager.clear()}_handleTextAreaFocus(e){this.coreService.decPrivateModes.sendFocus&&this.coreService.triggerDataEvent(E.C0.ESC+"[I"),this.element.classList.add("focus"),this._showCursor(),this._onFocus.fire()}blur(){return this.textarea?.blur()}_handleTextAreaBlur(){this.textarea.value="",this.refresh(this.buffer.y,this.buffer.y),this.coreService.decPrivateModes.sendFocus&&this.coreService.triggerDataEvent(E.C0.ESC+"[O"),this.element.classList.remove("focus"),this._onBlur.fire()}_syncTextArea(){if(!this.textarea||!this.buffer.isCursorInViewport||this._compositionHelper.isComposing||!this._renderService)return;const e=this.buffer.ybase+this.buffer.y,t=this.buffer.lines.get(e);if(!t)return;const i=Math.min(this.buffer.x,this.cols-1),s=this._renderService.dimensions.css.cell.height,r=t.getWidth(i),n=this._renderService.dimensions.css.cell.width*r,o=this.buffer.y*this._renderService.dimensions.css.cell.height,a=i*this._renderService.dimensions.css.cell.width;this.textarea.style.left=a+"px",this.textarea.style.top=o+"px",this.textarea.style.width=n+"px",this.textarea.style.height=s+"px",this.textarea.style.lineHeight=s+"px",this.textarea.style.zIndex="-5"}_initGlobal(){this._bindKeys(),this._register((0,I.addDisposableListener)(this.element,"copy",(e=>{this.hasSelection()&&(0,s.copyHandler)(e,this._selectionService)})));const e=e=>(0,s.handlePasteEvent)(e,this.textarea,this.coreService,this.optionsService);this._register((0,I.addDisposableListener)(this.textarea,"paste",e)),this._register((0,I.addDisposableListener)(this.element,"paste",e)),y.isFirefox?this._register((0,I.addDisposableListener)(this.element,"mousedown",(e=>{2===e.button&&(0,s.rightClickHandler)(e,this.textarea,this.screenElement,this._selectionService,this.options.rightClickSelectsWord)}))):this._register((0,I.addDisposableListener)(this.element,"contextmenu",(e=>{(0,s.rightClickHandler)(e,this.textarea,this.screenElement,this._selectionService,this.options.rightClickSelectsWord)}))),y.isLinux&&this._register((0,I.addDisposableListener)(this.element,"auxclick",(e=>{1===e.button&&(0,s.moveTextAreaUnderMouseCursor)(e,this.textarea,this.screenElement)})))}_bindKeys(){this._register((0,I.addDisposableListener)(this.textarea,"keyup",(e=>this._keyUp(e)),!0)),this._register((0,I.addDisposableListener)(this.textarea,"keydown",(e=>this._keyDown(e)),!0)),this._register((0,I.addDisposableListener)(this.textarea,"keypress",(e=>this._keyPress(e)),!0)),this._register((0,I.addDisposableListener)(this.textarea,"compositionstart",(()=>this._compositionHelper.compositionstart()))),this._register((0,I.addDisposableListener)(this.textarea,"compositionupdate",(e=>this._compositionHelper.compositionupdate(e)))),this._register((0,I.addDisposableListener)(this.textarea,"compositionend",(()=>this._compositionHelper.compositionend()))),this._register((0,I.addDisposableListener)(this.textarea,"input",(e=>this._inputEvent(e)),!0)),this._register(this.onRender((()=>this._compositionHelper.updateCompositionElements())))}open(e){if(!e)throw new Error("Terminal requires a parent element.");if(e.isConnected||this._logService.debug("Terminal.open was called on an element that was not attached to the DOM"),this.element?.ownerDocument.defaultView&&this._coreBrowserService)return void(this.element.ownerDocument.defaultView!==this._coreBrowserService.window&&(this._coreBrowserService.window=this.element.ownerDocument.defaultView));this._document=e.ownerDocument,this.options.documentOverride&&this.options.documentOverride instanceof Document&&(this._document=this.optionsService.rawOptions.documentOverride),this.element=this._document.createElement("div"),this.element.dir="ltr",this.element.classList.add("terminal"),this.element.classList.add("xterm"),e.appendChild(this.element);const t=this._document.createDocumentFragment();this._viewportElement=this._document.createElement("div"),this._viewportElement.classList.add("xterm-viewport"),t.appendChild(this._viewportElement),this.screenElement=this._document.createElement("div"),this.screenElement.classList.add("xterm-screen"),this._register((0,I.addDisposableListener)(this.screenElement,"mousemove",(e=>this.updateCursorStyle(e)))),this._helperContainer=this._document.createElement("div"),this._helperContainer.classList.add("xterm-helpers"),this.screenElement.appendChild(this._helperContainer),t.appendChild(this.screenElement);const i=this.textarea=this._document.createElement("textarea");this.textarea.classList.add("xterm-helper-textarea"),this.textarea.setAttribute("aria-label",r.promptLabel.get()),y.isChromeOS||this.textarea.setAttribute("aria-multiline","false"),this.textarea.setAttribute("autocorrect","off"),this.textarea.setAttribute("autocapitalize","off"),this.textarea.setAttribute("spellcheck","false"),this.textarea.tabIndex=0,this._register(this.optionsService.onSpecificOptionChange("disableStdin",(()=>i.readOnly=this.optionsService.rawOptions.disableStdin))),this.textarea.readOnly=this.optionsService.rawOptions.disableStdin,this._coreBrowserService=this._register(this._instantiationService.createInstance(_.CoreBrowserService,this.textarea,e.ownerDocument.defaultView??window,this._document??"undefined"!=typeof window?window.document:null)),this._instantiationService.setService(v.ICoreBrowserService,this._coreBrowserService),this._register((0,I.addDisposableListener)(this.textarea,"focus",(e=>this._handleTextAreaFocus(e)))),this._register((0,I.addDisposableListener)(this.textarea,"blur",(()=>this._handleTextAreaBlur()))),this._helperContainer.appendChild(this.textarea),this._charSizeService=this._instantiationService.createInstance(d.CharSizeService,this._document,this._helperContainer),this._instantiationService.setService(v.ICharSizeService,this._charSizeService),this._themeService=this._instantiationService.createInstance(S.ThemeService),this._instantiationService.setService(v.IThemeService,this._themeService),this._characterJoinerService=this._instantiationService.createInstance(u.CharacterJoinerService),this._instantiationService.setService(v.ICharacterJoinerService,this._characterJoinerService),this._renderService=this._register(this._instantiationService.createInstance(g.RenderService,this.rows,this.screenElement)),this._instantiationService.setService(v.IRenderService,this._renderService),this._register(this._renderService.onRenderedViewportChange((e=>this._onRender.fire(e)))),this.onResize((e=>this._renderService.resize(e.cols,e.rows))),this._compositionView=this._document.createElement("div"),this._compositionView.classList.add("composition-view"),this._compositionHelper=this._instantiationService.createInstance(h.CompositionHelper,this.textarea,this._compositionView),this._helperContainer.appendChild(this._compositionView),this._mouseService=this._instantiationService.createInstance(p.MouseService),this._instantiationService.setService(v.IMouseService,this._mouseService);const s=this._linkifier.value=this._register(this._instantiationService.createInstance(M.Linkifier,this.screenElement));this.element.appendChild(t);try{this._onWillOpen.fire(this.element)}catch{}this._renderService.hasRenderer()||this._renderService.setRenderer(this._createRenderer()),this._register(this.onCursorMove((()=>{this._renderService.handleCursorMove(),this._syncTextArea()}))),this._register(this.onResize((()=>this._renderService.handleResize(this.cols,this.rows)))),this._register(this.onBlur((()=>this._renderService.handleBlur()))),this._register(this.onFocus((()=>this._renderService.handleFocus()))),this._viewport=this._register(this._instantiationService.createInstance(o.Viewport,this.element,this.screenElement)),this._register(this._viewport.onRequestScrollLines((e=>{super.scrollLines(e,!1),this.refresh(0,this.rows-1)}))),this._selectionService=this._register(this._instantiationService.createInstance(m.SelectionService,this.element,this.screenElement,s)),this._instantiationService.setService(v.ISelectionService,this._selectionService),this._register(this._selectionService.onRequestScrollLines((e=>this.scrollLines(e.amount,e.suppressScrollEvent)))),this._register(this._selectionService.onSelectionChange((()=>this._onSelectionChange.fire()))),this._register(this._selectionService.onRequestRedraw((e=>this._renderService.handleSelectionChanged(e.start,e.end,e.columnSelectMode)))),this._register(this._selectionService.onLinuxMouseSelection((e=>{this.textarea.value=e,this.textarea.focus(),this.textarea.select()}))),this._register(O.Event.any(this._onScroll.event,this._inputHandler.onScroll)((()=>{this._selectionService.refresh(),this._viewport?.queueSync()}))),this._register(this._instantiationService.createInstance(a.BufferDecorationRenderer,this.screenElement)),this._register((0,I.addDisposableListener)(this.element,"mousedown",(e=>this._selectionService.handleMouseDown(e)))),this.coreMouseService.areMouseEventsActive?(this._selectionService.disable(),this.element.classList.add("enable-mouse-events")):this._selectionService.enable(),this.options.screenReaderMode&&(this._accessibilityManager.value=this._instantiationService.createInstance(k.AccessibilityManager,this)),this._register(this.optionsService.onSpecificOptionChange("screenReaderMode",(e=>this._handleScreenReaderModeOptionChange(e)))),this.options.overviewRuler.width&&(this._overviewRulerRenderer=this._register(this._instantiationService.createInstance(l.OverviewRulerRenderer,this._viewportElement,this.screenElement))),this.optionsService.onSpecificOptionChange("overviewRuler",(e=>{!this._overviewRulerRenderer&&e&&this._viewportElement&&this.screenElement&&(this._overviewRulerRenderer=this._register(this._instantiationService.createInstance(l.OverviewRulerRenderer,this._viewportElement,this.screenElement)))})),this._charSizeService.measure(),this.refresh(0,this.rows-1),this._initGlobal(),this.bindMouse()}_createRenderer(){return this._instantiationService.createInstance(c.DomRenderer,this,this._document,this.element,this.screenElement,this._viewportElement,this._helperContainer,this.linkifier)}bindMouse(){const e=this,t=this.element;function i(t){const i=e._mouseService.getMouseReportCoords(t,e.screenElement);if(!i)return!1;let s,r;switch(t.overrideType||t.type){case"mousemove":r=32,void 0===t.buttons?(s=3,void 0!==t.button&&(s=t.button<3?t.button:3)):s=1&t.buttons?0:4&t.buttons?1:2&t.buttons?2:3;break;case"mouseup":r=0,s=t.button<3?t.button:3;break;case"mousedown":r=1,s=t.button<3?t.button:3;break;case"wheel":if(e._customWheelEventHandler&&!1===e._customWheelEventHandler(t))return!1;const i=t.deltaY;if(0===i)return!1;if(0===e.coreMouseService.consumeWheelEvent(t,e._renderService?.dimensions?.device?.cell?.height,e._coreBrowserService?.dpr))return!1;r=i<0?0:1,s=4;break;default:return!1}return!(void 0===r||void 0===s||s>4)&&e.coreMouseService.triggerMouseEvent({col:i.col,row:i.row,x:i.x,y:i.y,button:s,action:r,ctrl:t.ctrlKey,alt:t.altKey,shift:t.shiftKey})}const s={mouseup:null,wheel:null,mousedrag:null,mousemove:null},r={mouseup:e=>(i(e),e.buttons||(this._document.removeEventListener("mouseup",s.mouseup),s.mousedrag&&this._document.removeEventListener("mousemove",s.mousedrag)),this.cancel(e)),wheel:e=>(i(e),this.cancel(e,!0)),mousedrag:e=>{e.buttons&&i(e)},mousemove:e=>{e.buttons||i(e)}};this._register(this.coreMouseService.onProtocolChange((e=>{e?("debug"===this.optionsService.rawOptions.logLevel&&this._logService.debug("Binding to mouse events:",this.coreMouseService.explainEvents(e)),this.element.classList.add("enable-mouse-events"),this._selectionService.disable()):(this._logService.debug("Unbinding from mouse events."),this.element.classList.remove("enable-mouse-events"),this._selectionService.enable()),8&e?s.mousemove||(t.addEventListener("mousemove",r.mousemove),s.mousemove=r.mousemove):(t.removeEventListener("mousemove",s.mousemove),s.mousemove=null),16&e?s.wheel||(t.addEventListener("wheel",r.wheel,{passive:!1}),s.wheel=r.wheel):(t.removeEventListener("wheel",s.wheel),s.wheel=null),2&e?s.mouseup||(s.mouseup=r.mouseup):(this._document.removeEventListener("mouseup",s.mouseup),s.mouseup=null),4&e?s.mousedrag||(s.mousedrag=r.mousedrag):(this._document.removeEventListener("mousemove",s.mousedrag),s.mousedrag=null)}))),this.coreMouseService.activeProtocol=this.coreMouseService.activeProtocol,this._register((0,I.addDisposableListener)(t,"mousedown",(e=>{if(e.preventDefault(),this.focus(),this.coreMouseService.areMouseEventsActive&&!this._selectionService.shouldForceSelection(e))return i(e),s.mouseup&&this._document.addEventListener("mouseup",s.mouseup),s.mousedrag&&this._document.addEventListener("mousemove",s.mousedrag),this.cancel(e)}))),this._register((0,I.addDisposableListener)(t,"wheel",(t=>{if(!s.wheel){if(this._customWheelEventHandler&&!1===this._customWheelEventHandler(t))return!1;if(!this.buffer.hasScrollback){if(0===t.deltaY)return!1;if(0===e.coreMouseService.consumeWheelEvent(t,e._renderService?.dimensions?.device?.cell?.height,e._coreBrowserService?.dpr))return this.cancel(t,!0);const i=E.C0.ESC+(this.coreService.decPrivateModes.applicationCursorKeys?"O":"[")+(t.deltaY<0?"A":"B");return this.coreService.triggerDataEvent(i,!0),this.cancel(t,!0)}}}),{passive:!1}))}refresh(e,t){this._renderService?.refreshRows(e,t)}updateCursorStyle(e){this._selectionService?.shouldColumnSelect(e)?this.element.classList.add("column-select"):this.element.classList.remove("column-select")}_showCursor(){this.coreService.isCursorInitialized||(this.coreService.isCursorInitialized=!0,this.refresh(this.buffer.y,this.buffer.y))}scrollLines(e,t){this._viewport?this._viewport.scrollLines(e):super.scrollLines(e,t),this.refresh(0,this.rows-1)}scrollPages(e){this.scrollLines(e*(this.rows-1))}scrollToTop(){this.scrollLines(-this._bufferService.buffer.ydisp)}scrollToBottom(e){e&&this._viewport?this._viewport.scrollToLine(this.buffer.ybase,!0):this.scrollLines(this._bufferService.buffer.ybase-this._bufferService.buffer.ydisp)}scrollToLine(e){const t=e-this._bufferService.buffer.ydisp;0!==t&&this.scrollLines(t)}paste(e){(0,s.paste)(e,this.textarea,this.coreService,this.optionsService)}attachCustomKeyEventHandler(e){this._customKeyEventHandler=e}attachCustomWheelEventHandler(e){this._customWheelEventHandler=e}registerLinkProvider(e){return this._linkProviderService.registerLinkProvider(e)}registerCharacterJoiner(e){if(!this._characterJoinerService)throw new Error("Terminal must be opened first");const t=this._characterJoinerService.register(e);return this.refresh(0,this.rows-1),t}deregisterCharacterJoiner(e){if(!this._characterJoinerService)throw new Error("Terminal must be opened first");this._characterJoinerService.deregister(e)&&this.refresh(0,this.rows-1)}get markers(){return this.buffer.markers}registerMarker(e){return this.buffer.addMarker(this.buffer.ybase+this.buffer.y+e)}registerDecoration(e){return this._decorationService.registerDecoration(e)}hasSelection(){return!!this._selectionService&&this._selectionService.hasSelection}select(e,t,i){this._selectionService.setSelection(e,t,i)}getSelection(){return this._selectionService?this._selectionService.selectionText:""}getSelectionPosition(){if(this._selectionService&&this._selectionService.hasSelection)return{start:{x:this._selectionService.selectionStart[0],y:this._selectionService.selectionStart[1]},end:{x:this._selectionService.selectionEnd[0],y:this._selectionService.selectionEnd[1]}}}clearSelection(){this._selectionService?.clearSelection()}selectAll(){this._selectionService?.selectAll()}selectLines(e,t){this._selectionService?.selectLines(e,t)}_keyDown(e){if(this._keyDownHandled=!1,this._keyDownSeen=!0,this._customKeyEventHandler&&!1===this._customKeyEventHandler(e))return!1;const t=this.browser.isMac&&this.options.macOptionIsMeta&&e.altKey;if(!t&&!this._compositionHelper.keydown(e))return this.options.scrollOnUserInput&&this.buffer.ybase!==this.buffer.ydisp&&this.scrollToBottom(!0),!1;t||"Dead"!==e.key&&"AltGraph"!==e.key||(this._unprocessedDeadKey=!0);const i=(0,D.evaluateKeyboardEvent)(e,this.coreService.decPrivateModes.applicationCursorKeys,this.browser.isMac,this.options.macOptionIsMeta);if(this.updateCursorStyle(e),3===i.type||2===i.type){const t=this.rows-1;return this.scrollLines(2===i.type?-t:t),this.cancel(e,!0)}return 1===i.type&&this.selectAll(),!!this._isThirdLevelShift(this.browser,e)||(i.cancel&&this.cancel(e,!0),!i.key||!!(e.key&&!e.ctrlKey&&!e.altKey&&!e.metaKey&&1===e.key.length&&e.key.charCodeAt(0)>=65&&e.key.charCodeAt(0)<=90)||(this._unprocessedDeadKey?(this._unprocessedDeadKey=!1,!0):(i.key!==E.C0.ETX&&i.key!==E.C0.CR||(this.textarea.value=""),this._onKey.fire({key:i.key,domEvent:e}),this._showCursor(),this.coreService.triggerDataEvent(i.key,!0),!this.optionsService.rawOptions.screenReaderMode||e.altKey||e.ctrlKey?this.cancel(e,!0):void(this._keyDownHandled=!0))))}_isThirdLevelShift(e,t){const i=e.isMac&&!this.options.macOptionIsMeta&&t.altKey&&!t.ctrlKey&&!t.metaKey||e.isWindows&&t.altKey&&t.ctrlKey&&!t.metaKey||e.isWindows&&t.getModifierState("AltGraph");return"keypress"===t.type?i:i&&(!t.keyCode||t.keyCode>47)}_keyUp(e){this._keyDownSeen=!1,this._customKeyEventHandler&&!1===this._customKeyEventHandler(e)||(function(e){return 16===e.keyCode||17===e.keyCode||18===e.keyCode}(e)||this.focus(),this.updateCursorStyle(e),this._keyPressHandled=!1)}_keyPress(e){let t;if(this._keyPressHandled=!1,this._keyDownHandled)return!1;if(this._customKeyEventHandler&&!1===this._customKeyEventHandler(e))return!1;if(this.cancel(e),e.charCode)t=e.charCode;else if(null===e.which||void 0===e.which)t=e.keyCode;else{if(0===e.which||0===e.charCode)return!1;t=e.which}return!(!t||(e.altKey||e.ctrlKey||e.metaKey)&&!this._isThirdLevelShift(this.browser,e)||(t=String.fromCharCode(t),this._onKey.fire({key:t,domEvent:e}),this._showCursor(),this.coreService.triggerDataEvent(t,!0),this._keyPressHandled=!0,this._unprocessedDeadKey=!1,0))}_inputEvent(e){if(e.data&&"insertText"===e.inputType&&(!e.composed||!this._keyDownSeen)&&!this.optionsService.rawOptions.screenReaderMode){if(this._keyPressHandled)return!1;this._unprocessedDeadKey=!1;const t=e.data;return this.coreService.triggerDataEvent(t,!0),this.cancel(e),!0}return!1}resize(e,t){e!==this.cols||t!==this.rows?super.resize(e,t):this._charSizeService&&!this._charSizeService.hasValidSize&&this._charSizeService.measure()}_afterResize(e,t){this._charSizeService?.measure()}clear(){if(0!==this.buffer.ybase||0!==this.buffer.y){this.buffer.clearAllMarkers(),this.buffer.lines.set(0,this.buffer.lines.get(this.buffer.ybase+this.buffer.y)),this.buffer.lines.length=1,this.buffer.ydisp=0,this.buffer.ybase=0,this.buffer.y=0;for(let e=1;e<this.rows;e++)this.buffer.lines.push(this.buffer.getBlankLine(w.DEFAULT_ATTR_DATA));this._onScroll.fire({position:this.buffer.ydisp}),this.refresh(0,this.rows-1)}}reset(){this.options.rows=this.rows,this.options.cols=this.cols;const e=this._customKeyEventHandler;this._setup(),super.reset(),this._selectionService?.reset(),this._decorationService.reset(),this._customKeyEventHandler=e,this.refresh(0,this.rows-1)}clearTextureAtlas(){this._renderService?.clearTextureAtlas()}_reportFocus(){this.element?.classList.contains("focus")?this.coreService.triggerDataEvent(E.C0.ESC+"[I"):this.coreService.triggerDataEvent(E.C0.ESC+"[O")}_reportWindowsOptions(e){if(this._renderService)switch(e){case T.WindowsOptionsReportType.GET_WIN_SIZE_PIXELS:const e=this._renderService.dimensions.css.canvas.width.toFixed(0),t=this._renderService.dimensions.css.canvas.height.toFixed(0);this.coreService.triggerDataEvent(`${E.C0.ESC}[4;${t};${e}t`);break;case T.WindowsOptionsReportType.GET_CELL_SIZE_PIXELS:const i=this._renderService.dimensions.css.cell.width.toFixed(0),s=this._renderService.dimensions.css.cell.height.toFixed(0);this.coreService.triggerDataEvent(`${E.C0.ESC}[6;${s};${i}t`)}}cancel(e,t){if(this.options.cancelEvents||t)return 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0===this._animationFrame&&(this._animationFrame=this._renderService.addRefreshCallback((()=>{this._doRefreshDecorations(),this._animationFrame=void 0})))}_doRefreshDecorations(){for(const e of this._decorationService.decorations)this._renderDecoration(e);this._dimensionsChanged=!1}_renderDecoration(e){this._refreshStyle(e),this._dimensionsChanged&&this._refreshXPosition(e)}_createElement(e){const t=this._coreBrowserService.mainDocument.createElement("div");t.classList.add("xterm-decoration"),t.classList.toggle("xterm-decoration-top-layer","top"===e?.options?.layer),t.style.width=`${Math.round((e.options.width||1)*this._renderService.dimensions.css.cell.width)}px`,t.style.height=(e.options.height||1)*this._renderService.dimensions.css.cell.height+"px",t.style.top=(e.marker.line-this._bufferService.buffers.active.ydisp)*this._renderService.dimensions.css.cell.height+"px",t.style.lineHeight=`${this._renderService.dimensions.css.cell.height}px`;const i=e.options.x??0;return i&&i>this._bufferService.cols&&(t.style.display="none"),this._refreshXPosition(e,t),t}_refreshStyle(e){const t=e.marker.line-this._bufferService.buffers.active.ydisp;if(t<0||t>=this._bufferService.rows)e.element&&(e.element.style.display="none",e.onRenderEmitter.fire(e.element));else{let i=this._decorationElements.get(e);i||(i=this._createElement(e),e.element=i,this._decorationElements.set(e,i),this._container.appendChild(i),e.onDispose((()=>{this._decorationElements.delete(e),i.remove()}))),i.style.display=this._altBufferIsActive?"none":"block",this._altBufferIsActive||(i.style.width=`${Math.round((e.options.width||1)*this._renderService.dimensions.css.cell.width)}px`,i.style.height=(e.options.height||1)*this._renderService.dimensions.css.cell.height+"px",i.style.top=t*this._renderService.dimensions.css.cell.height+"px",i.style.lineHeight=`${this._renderService.dimensions.css.cell.height}px`),e.onRenderEmitter.fire(i)}}_refreshXPosition(e,t=e.element){if(!t)return;const i=e.options.x??0;"right"===(e.options.anchor||"left")?t.style.right=i?i*this._renderService.dimensions.css.cell.width+"px":"":t.style.left=i?i*this._renderService.dimensions.css.cell.width+"px":""}_removeDecoration(e){this._decorationElements.get(e)?.remove(),this._decorationElements.delete(e),e.dispose()}};t.BufferDecorationRenderer=l,t.BufferDecorationRenderer=l=s([r(1,a.IBufferService),r(2,n.ICoreBrowserService),r(3,a.IDecorationService),r(4,n.IRenderService)],l)},957:(e,t)=>{Object.defineProperty(t,"__esModule",{value:!0}),t.ColorZoneStore=void 0,t.ColorZoneStore=class{constructor(){this._zones=[],this._zonePool=[],this._zonePoolIndex=0,this._linePadding={full:0,left:0,center:0,right:0}}get zones(){return this._zonePool.length=Math.min(this._zonePool.length,this._zones.length),this._zones}clear(){this._zones.length=0,this._zonePoolIndex=0}addDecoration(e){if(e.options.overviewRulerOptions){for(const t of 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e=Math.floor((this._canvas.width-1)/3),t=Math.ceil((this._canvas.width-1)/3);c.full=this._canvas.width,c.left=e,c.center=t,c.right=e,this._refreshDrawHeightConstants(),d.full=1,d.left=1,d.center=1+c.left,d.right=1+c.left+c.center}_refreshDrawHeightConstants(){h.full=Math.round(2*this._coreBrowserService.dpr);const e=this._canvas.height/this._bufferService.buffer.lines.length,t=Math.round(Math.max(Math.min(e,12),6)*this._coreBrowserService.dpr);h.left=t,h.center=t,h.right=t}_refreshColorZonePadding(){this._colorZoneStore.setPadding({full:Math.floor(this._bufferService.buffers.active.lines.length/(this._canvas.height-1)*h.full),left:Math.floor(this._bufferService.buffers.active.lines.length/(this._canvas.height-1)*h.left),center:Math.floor(this._bufferService.buffers.active.lines.length/(this._canvas.height-1)*h.center),right:Math.floor(this._bufferService.buffers.active.lines.length/(this._canvas.height-1)*h.right)}),this._lastKnownBufferLength=this._bufferService.buffers.normal.lines.length}_refreshCanvasDimensions(){this._canvas.style.width=`${this._width}px`,this._canvas.width=Math.round(this._width*this._coreBrowserService.dpr),this._canvas.style.height=`${this._screenElement.clientHeight}px`,this._canvas.height=Math.round(this._screenElement.clientHeight*this._coreBrowserService.dpr),this._refreshDrawConstants(),this._refreshColorZonePadding()}_refreshDecorations(){this._shouldUpdateDimensions&&this._refreshCanvasDimensions(),this._ctx.clearRect(0,0,this._canvas.width,this._canvas.height),this._colorZoneStore.clear();for(const e of this._decorationService.decorations)this._colorZoneStore.addDecoration(e);this._ctx.lineWidth=1,this._renderRulerOutline();const e=this._colorZoneStore.zones;for(const t of e)"full"!==t.position&&this._renderColorZone(t);for(const t of 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e=this._coreBrowserService.dpr;this.dimensions.device.char.width=this._charSizeService.width*e,this.dimensions.device.char.height=Math.ceil(this._charSizeService.height*e),this.dimensions.device.cell.width=this.dimensions.device.char.width+Math.round(this._optionsService.rawOptions.letterSpacing),this.dimensions.device.cell.height=Math.floor(this.dimensions.device.char.height*this._optionsService.rawOptions.lineHeight),this.dimensions.device.char.left=0,this.dimensions.device.char.top=0,this.dimensions.device.canvas.width=this.dimensions.device.cell.width*this._bufferService.cols,this.dimensions.device.canvas.height=this.dimensions.device.cell.height*this._bufferService.rows,this.dimensions.css.canvas.width=Math.round(this.dimensions.device.canvas.width/e),this.dimensions.css.canvas.height=Math.round(this.dimensions.device.canvas.height/e),this.dimensions.css.cell.width=this.dimensions.css.canvas.width/this._bufferService.cols,this.dimensions.css.cell.height=this.dimensions.css.canvas.height/this._bufferService.rows;for(const e of this._rowElements)e.style.width=`${this.dimensions.css.canvas.width}px`,e.style.height=`${this.dimensions.css.cell.height}px`,e.style.lineHeight=`${this.dimensions.css.cell.height}px`,e.style.overflow="hidden";this._dimensionsStyleElement||(this._dimensionsStyleElement=this._document.createElement("style"),this._screenElement.appendChild(this._dimensionsStyleElement));const t=`${this._terminalSelector} .${g} span { display: inline-block; height: 100%; vertical-align: top;}`;this._dimensionsStyleElement.textContent=t,this._selectionContainer.style.height=this._viewportElement.style.height,this._screenElement.style.width=`${this.dimensions.css.canvas.width}px`,this._screenElement.style.height=`${this.dimensions.css.canvas.height}px`}_injectCss(e){this._themeStyleElement||(this._themeStyleElement=this._document.createElement("style"),this._screenElement.appendChild(this._themeStyleElement));let t=`${this._terminalSelector} .${g} { pointer-events: none; color: ${e.foreground.css}; font-family: ${this._optionsService.rawOptions.fontFamily}; font-size: ${this._optionsService.rawOptions.fontSize}px; font-kerning: none; white-space: pre}`;t+=`${this._terminalSelector} .${g} .xterm-dim { color: ${d.color.multiplyOpacity(e.foreground,.5).css};}`,t+=`${this._terminalSelector} span:not(.xterm-bold) { font-weight: ${this._optionsService.rawOptions.fontWeight};}${this._terminalSelector} span.xterm-bold { font-weight: ${this._optionsService.rawOptions.fontWeightBold};}${this._terminalSelector} span.xterm-italic { font-style: italic;}`;const i=`blink_underline_${this._terminalClass}`,s=`blink_bar_${this._terminalClass}`,r=`blink_block_${this._terminalClass}`;t+=`@keyframes ${i} { 50% {  border-bottom-style: hidden; }}`,t+=`@keyframes ${s} { 50% {  box-shadow: none; }}`,t+=`@keyframes ${r} { 0% {  background-color: ${e.cursor.css};  color: ${e.cursorAccent.css}; } 50% {  background-color: inherit;  color: ${e.cursor.css}; }}`,t+=`${this._terminalSelector} .${g}.${S} 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}${this._terminalSelector} .${v}${a.INVERTED_DEFAULT_COLOR} { background-color: ${e.foreground.css}; }`,this._themeStyleElement.textContent=t}_setDefaultSpacing(){const e=this.dimensions.css.cell.width-this._widthCache.get("W",!1,!1);this._rowContainer.style.letterSpacing=`${e}px`,this._rowFactory.defaultSpacing=e}handleDevicePixelRatioChange(){this._updateDimensions(),this._widthCache.clear(),this._setDefaultSpacing()}_refreshRowElements(e,t){for(let e=this._rowElements.length;e<=t;e++){const e=this._document.createElement("div");this._rowContainer.appendChild(e),this._rowElements.push(e)}for(;this._rowElements.length>t;)this._rowContainer.removeChild(this._rowElements.pop())}handleResize(e,t){this._refreshRowElements(e,t),this._updateDimensions(),this.handleSelectionChanged(this._selectionRenderModel.selectionStart,this._selectionRenderModel.selectionEnd,this._selectionRenderModel.columnSelectMode)}handleCharSizeChanged(){this._updateDimensions(),this._widthCache.clear(),this._setDefaultSpacing()}handleBlur(){this._rowContainer.classList.remove(S),this.renderRows(0,this._bufferService.rows-1)}handleFocus(){this._rowContainer.classList.add(S),this.renderRows(this._bufferService.buffer.y,this._bufferService.buffer.y)}handleSelectionChanged(e,t,i){if(this._selectionContainer.replaceChildren(),this._rowFactory.handleSelectionChanged(e,t,i),this.renderRows(0,this._bufferService.rows-1),!e||!t)return;if(this._selectionRenderModel.update(this._terminal,e,t,i),!this._selectionRenderModel.hasSelection)return;const s=this._selectionRenderModel.viewportStartRow,r=this._selectionRenderModel.viewportEndRow,n=this._selectionRenderModel.viewportCappedStartRow,o=this._selectionRenderModel.viewportCappedEndRow,a=this._document.createDocumentFragment();if(i){const i=e[0]>t[0];a.appendChild(this._createSelectionElement(n,i?t[0]:e[0],i?e[0]:t[0],o-n+1))}else{const i=s===n?e[0]:0,l=n===r?t[0]:this._bufferService.cols;a.appendChild(this._createSelectionElement(n,i,l));const h=o-n-1;if(a.appendChild(this._createSelectionElement(n+1,0,this._bufferService.cols,h)),n!==o){const e=r===o?t[0]:this._bufferService.cols;a.appendChild(this._createSelectionElement(o,0,e))}}this._selectionContainer.appendChild(a)}_createSelectionElement(e,t,i,s=1){const r=this._document.createElement("div"),n=t*this.dimensions.css.cell.width;let o=this.dimensions.css.cell.width*(i-t);return n+o>this.dimensions.css.canvas.width&&(o=this.dimensions.css.canvas.width-n),r.style.height=s*this.dimensions.css.cell.height+"px",r.style.top=e*this.dimensions.css.cell.height+"px",r.style.left=`${n}px`,r.style.width=`${o}px`,r}handleCursorMove(){}_handleOptionsChanged(){this._updateDimensions(),this._injectCss(this._themeService.colors),this._widthCache.setFont(this._optionsService.rawOptions.fontFamily,this._optionsService.rawOptions.fontSize,this._optionsService.rawOptions.fontWeight,this._optionsService.rawOptions.fontWeightBold),this._setDefaultSpacing()}clear(){for(const e of this._rowElements)e.replaceChildren()}renderRows(e,t){const i=this._bufferService.buffer,s=i.ybase+i.y,r=Math.min(i.x,this._bufferService.cols-1),n=this._coreService.decPrivateModes.cursorBlink??this._optionsService.rawOptions.cursorBlink,o=this._coreService.decPrivateModes.cursorStyle??this._optionsService.rawOptions.cursorStyle,a=this._optionsService.rawOptions.cursorInactiveStyle;for(let l=e;l<=t;l++){const e=l+i.ydisp,t=this._rowElements[l],h=i.lines.get(e);if(!t||!h)break;t.replaceChildren(...this._rowFactory.createRow(h,e,e===s,o,a,r,n,this.dimensions.css.cell.width,this._widthCache,-1,-1))}}get _terminalSelector(){return`.${p}${this._terminalClass}`}_handleLinkHover(e){this._setCellUnderline(e.x1,e.x2,e.y1,e.y2,e.cols,!0)}_handleLinkLeave(e){this._setCellUnderline(e.x1,e.x2,e.y1,e.y2,e.cols,!1)}_setCellUnderline(e,t,i,s,r,n){i<0&&(e=0),s<0&&(t=0);const o=this._bufferService.rows-1;i=Math.max(Math.min(i,o),0),s=Math.max(Math.min(s,o),0),r=Math.min(r,this._bufferService.cols);const a=this._bufferService.buffer,l=a.ybase+a.y,h=Math.min(a.x,r-1),c=this._optionsService.rawOptions.cursorBlink,d=this._optionsService.rawOptions.cursorStyle,u=this._optionsService.rawOptions.cursorInactiveStyle;for(let o=i;o<=s;++o){const 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this._renderDebouncer.addRefreshCallback(e)}_fullRefresh(){this._isPaused?this._needsFullRefresh=!0:this.refreshRows(0,this._rowCount-1)}clearTextureAtlas(){this._renderer.value&&(this._renderer.value.clearTextureAtlas?.(),this._fullRefresh())}handleDevicePixelRatioChange(){this._charSizeService.measure(),this._renderer.value&&(this._renderer.value.handleDevicePixelRatioChange(),this.refreshRows(0,this._rowCount-1))}handleResize(e,t){this._renderer.value&&(this._isPaused?this._pausedResizeTask.set((()=>this._renderer.value?.handleResize(e,t))):this._renderer.value.handleResize(e,t),this._fullRefresh())}handleCharSizeChanged(){this._renderer.value?.handleCharSizeChanged()}handleBlur(){this._renderer.value?.handleBlur()}handleFocus(){this._renderer.value?.handleFocus()}handleSelectionChanged(e,t,i){this._selectionState.start=e,this._selectionState.end=t,this._selectionState.columnSelectMode=i,this._renderer.value?.handleSelectionChanged(e,t,i)}handleCursorMove(){this._renderer.value?.handleCursorMove()}clear(){this._renderer.value?.clear()}};t.RenderService=d,t.RenderService=d=s([r(2,h.IOptionsService),r(3,o.ICharSizeService),r(4,h.ICoreService),r(5,h.IDecorationService),r(6,h.IBufferService),r(7,o.ICoreBrowserService),r(8,o.IThemeService)],d);class u{constructor(e,t,i){this._coreBrowserService=e,this._coreService=t,this._onTimeout=i,this._start=0,this._end=0,this._isBuffering=!1}bufferRows(e,t){this._isBuffering?(this._start=Math.min(this._start,e),this._end=Math.max(this._end,t)):(this._start=e,this._end=t,this._isBuffering=!0),void 0===this._timeout&&(this._timeout=this._coreBrowserService.window.setTimeout((()=>{this._timeout=void 0,this._coreService.decPrivateModes.synchronizedOutput=!1,this._onTimeout()}),1e3))}flush(){if(void 0!==this._timeout&&(this._coreBrowserService.window.clearTimeout(this._timeout),this._timeout=void 0),!this._isBuffering)return;const e={start:this._start,end:this._end};return this._isBuffering=!1,e}dispose(){void 0!==this._timeout&&(this._coreBrowserService.window.clearTimeout(this._timeout),this._timeout=void 0)}}},2079:function(e,t,i){var s=this&&this.__decorate||function(e,t,i,s){var r,n=arguments.length,o=n<3?t:null===s?s=Object.getOwnPropertyDescriptor(t,i):s;if("object"==typeof Reflect&&"function"==typeof Reflect.decorate)o=Reflect.decorate(e,t,i,s);else for(var a=e.length-1;a>=0;a--)(r=e[a])&&(o=(n<3?r(o):n>3?r(t,i,o):r(t,i))||o);return n>3&&o&&Object.defineProperty(t,i,o),o},r=this&&this.__param||function(e,t){return function(i,s){t(i,s,e)}};Object.defineProperty(t,"__esModule",{value:!0}),t.SelectionService=void 0;const n=i(5251),o=i(9686),a=i(5959),l=i(7098),h=i(7150),c=i(701),d=i(9384),u=i(3055),_=i(6501),f=i(802),p=String.fromCharCode(160),g=new RegExp(p,"g");let m=class extends h.Disposable{constructor(e,t,i,s,r,n,o,l,c){super(),this._element=e,this._screenElement=t,this._linkifier=i,this._bufferService=s,this._coreService=r,this._mouseService=n,this._optionsService=o,this._renderService=l,this._coreBrowserService=c,this._dragScrollAmount=0,this._enabled=!0,this._workCell=new u.CellData,this._mouseDownTimeStamp=0,this._oldHasSelection=!1,this._oldSelectionStart=void 0,this._oldSelectionEnd=void 0,this._onLinuxMouseSelection=this._register(new f.Emitter),this.onLinuxMouseSelection=this._onLinuxMouseSelection.event,this._onRedrawRequest=this._register(new f.Emitter),this.onRequestRedraw=this._onRedrawRequest.event,this._onSelectionChange=this._register(new f.Emitter),this.onSelectionChange=this._onSelectionChange.event,this._onRequestScrollLines=this._register(new f.Emitter),this.onRequestScrollLines=this._onRequestScrollLines.event,this._mouseMoveListener=e=>this._handleMouseMove(e),this._mouseUpListener=e=>this._handleMouseUp(e),this._coreService.onUserInput((()=>{this.hasSelection&&this.clearSelection()})),this._trimListener=this._bufferService.buffer.lines.onTrim((e=>this._handleTrim(e))),this._register(this._bufferService.buffers.onBufferActivate((e=>this._handleBufferActivate(e)))),this.enable(),this._model=new a.SelectionModel(this._bufferService),this._activeSelectionMode=0,this._register((0,h.toDisposable)((()=>{this._removeMouseDownListeners()}))),this._register(this._bufferService.onResize((e=>{e.rowsChanged&&this.clearSelection()})))}reset(){this.clearSelection()}disable(){this.clearSelection(),this._enabled=!1}enable(){this._enabled=!0}get selectionStart(){return this._model.finalSelectionStart}get selectionEnd(){return this._model.finalSelectionEnd}get hasSelection(){const e=this._model.finalSelectionStart,t=this._model.finalSelectionEnd;return!(!e||!t||e[0]===t[0]&&e[1]===t[1])}get selectionText(){const e=this._model.finalSelectionStart,t=this._model.finalSelectionEnd;if(!e||!t)return"";const i=this._bufferService.buffer,s=[];if(3===this._activeSelectionMode){if(e[0]===t[0])return"";const r=e[0]<t[0]?e[0]:t[0],n=e[0]<t[0]?t[0]:e[0];for(let o=e[1];o<=t[1];o++){const e=i.translateBufferLineToString(o,!0,r,n);s.push(e)}}else{const r=e[1]===t[1]?t[0]:void 0;s.push(i.translateBufferLineToString(e[1],!0,e[0],r));for(let r=e[1]+1;r<=t[1]-1;r++){const e=i.lines.get(r),t=i.translateBufferLineToString(r,!0);e?.isWrapped?s[s.length-1]+=t:s.push(t)}if(e[1]!==t[1]){const e=i.lines.get(t[1]),r=i.translateBufferLineToString(t[1],!0,0,t[0]);e&&e.isWrapped?s[s.length-1]+=r:s.push(r)}}return s.map((e=>e.replace(g," "))).join(c.isWindows?"\r\n":"\n")}clearSelection(){this._model.clearSelection(),this._removeMouseDownListeners(),this.refresh(),this._onSelectionChange.fire()}refresh(e){this._refreshAnimationFrame||(this._refreshAnimationFrame=this._coreBrowserService.window.requestAnimationFrame((()=>this._refresh()))),c.isLinux&&e&&this.selectionText.length&&this._onLinuxMouseSelection.fire(this.selectionText)}_refresh(){this._refreshAnimationFrame=void 0,this._onRedrawRequest.fire({start:this._model.finalSelectionStart,end:this._model.finalSelectionEnd,columnSelectMode:3===this._activeSelectionMode})}_isClickInSelection(e){const t=this._getMouseBufferCoords(e),i=this._model.finalSelectionStart,s=this._model.finalSelectionEnd;return!!(i&&s&&t)&&this._areCoordsInSelection(t,i,s)}isCellInSelection(e,t){const i=this._model.finalSelectionStart,s=this._model.finalSelectionEnd;return!(!i||!s)&&this._areCoordsInSelection([e,t],i,s)}_areCoordsInSelection(e,t,i){return e[1]>t[1]&&e[1]<i[1]||t[1]===i[1]&&e[1]===t[1]&&e[0]>=t[0]&&e[0]<i[0]||t[1]<i[1]&&e[1]===i[1]&&e[0]<i[0]||t[1]<i[1]&&e[1]===t[1]&&e[0]>=t[0]}_selectWordAtCursor(e,t){const i=this._linkifier.currentLink?.link?.range;if(i)return this._model.selectionStart=[i.start.x-1,i.start.y-1],this._model.selectionStartLength=(0,d.getRangeLength)(i,this._bufferService.cols),this._model.selectionEnd=void 0,!0;const s=this._getMouseBufferCoords(e);return!!s&&(this._selectWordAt(s,t),this._model.selectionEnd=void 0,!0)}selectAll(){this._model.isSelectAllActive=!0,this.refresh(),this._onSelectionChange.fire()}selectLines(e,t){this._model.clearSelection(),e=Math.max(e,0),t=Math.min(t,this._bufferService.buffer.lines.length-1),this._model.selectionStart=[0,e],this._model.selectionEnd=[this._bufferService.cols,t],this.refresh(),this._onSelectionChange.fire()}_handleTrim(e){this._model.handleTrim(e)&&this.refresh()}_getMouseBufferCoords(e){const t=this._mouseService.getCoords(e,this._screenElement,this._bufferService.cols,this._bufferService.rows,!0);if(t)return t[0]--,t[1]--,t[1]+=this._bufferService.buffer.ydisp,t}_getMouseEventScrollAmount(e){let t=(0,n.getCoordsRelativeToElement)(this._coreBrowserService.window,e,this._screenElement)[1];const i=this._renderService.dimensions.css.canvas.height;return t>=0&&t<=i?0:(t>i&&(t-=i),t=Math.min(Math.max(t,-50),50),t/=50,t/Math.abs(t)+Math.round(14*t))}shouldForceSelection(e){return c.isMac?e.altKey&&this._optionsService.rawOptions.macOptionClickForcesSelection:e.shiftKey}handleMouseDown(e){if(this._mouseDownTimeStamp=e.timeStamp,(2!==e.button||!this.hasSelection)&&0===e.button){if(!this._enabled){if(!this.shouldForceSelection(e))return;e.stopPropagation()}e.preventDefault(),this._dragScrollAmount=0,this._enabled&&e.shiftKey?this._handleIncrementalClick(e):1===e.detail?this._handleSingleClick(e):2===e.detail?this._handleDoubleClick(e):3===e.detail&&this._handleTripleClick(e),this._addMouseDownListeners(),this.refresh(!0)}}_addMouseDownListeners(){this._screenElement.ownerDocument&&(this._screenElement.ownerDocument.addEventListener("mousemove",this._mouseMoveListener),this._screenElement.ownerDocument.addEventListener("mouseup",this._mouseUpListener)),this._dragScrollIntervalTimer=this._coreBrowserService.window.setInterval((()=>this._dragScroll()),50)}_removeMouseDownListeners(){this._screenElement.ownerDocument&&(this._screenElement.ownerDocument.removeEventListener("mousemove",this._mouseMoveListener),this._screenElement.ownerDocument.removeEventListener("mouseup",this._mouseUpListener)),this._coreBrowserService.window.clearInterval(this._dragScrollIntervalTimer),this._dragScrollIntervalTimer=void 0}_handleIncrementalClick(e){this._model.selectionStart&&(this._model.selectionEnd=this._getMouseBufferCoords(e))}_handleSingleClick(e){if(this._model.selectionStartLength=0,this._model.isSelectAllActive=!1,this._activeSelectionMode=this.shouldColumnSelect(e)?3:0,this._model.selectionStart=this._getMouseBufferCoords(e),!this._model.selectionStart)return;this._model.selectionEnd=void 0;const t=this._bufferService.buffer.lines.get(this._model.selectionStart[1]);t&&t.length!==this._model.selectionStart[0]&&0===t.hasWidth(this._model.selectionStart[0])&&this._model.selectionStart[0]++}_handleDoubleClick(e){this._selectWordAtCursor(e,!0)&&(this._activeSelectionMode=1)}_handleTripleClick(e){const t=this._getMouseBufferCoords(e);t&&(this._activeSelectionMode=2,this._selectLineAt(t[1]))}shouldColumnSelect(e){return e.altKey&&!(c.isMac&&this._optionsService.rawOptions.macOptionClickForcesSelection)}_handleMouseMove(e){if(e.stopImmediatePropagation(),!this._model.selectionStart)return;const t=this._model.selectionEnd?[this._model.selectionEnd[0],this._model.selectionEnd[1]]:null;if(this._model.selectionEnd=this._getMouseBufferCoords(e),!this._model.selectionEnd)return void this.refresh(!0);2===this._activeSelectionMode?this._model.selectionEnd[1]<this._model.selectionStart[1]?this._model.selectionEnd[0]=0:this._model.selectionEnd[0]=this._bufferService.cols:1===this._activeSelectionMode&&this._selectToWordAt(this._model.selectionEnd),this._dragScrollAmount=this._getMouseEventScrollAmount(e),3!==this._activeSelectionMode&&(this._dragScrollAmount>0?this._model.selectionEnd[0]=this._bufferService.cols:this._dragScrollAmount<0&&(this._model.selectionEnd[0]=0));const i=this._bufferService.buffer;if(this._model.selectionEnd[1]<i.lines.length){const e=i.lines.get(this._model.selectionEnd[1]);e&&0===e.hasWidth(this._model.selectionEnd[0])&&this._model.selectionEnd[0]<this._bufferService.cols&&this._model.selectionEnd[0]++}t&&t[0]===this._model.selectionEnd[0]&&t[1]===this._model.selectionEnd[1]||this.refresh(!0)}_dragScroll(){if(this._model.selectionEnd&&this._model.selectionStart&&this._dragScrollAmount){this._onRequestScrollLines.fire({amount:this._dragScrollAmount,suppressScrollEvent:!1});const e=this._bufferService.buffer;this._dragScrollAmount>0?(3!==this._activeSelectionMode&&(this._model.selectionEnd[0]=this._bufferService.cols),this._model.selectionEnd[1]=Math.min(e.ydisp+this._bufferService.rows,e.lines.length-1)):(3!==this._activeSelectionMode&&(this._model.selectionEnd[0]=0),this._model.selectionEnd[1]=e.ydisp),this.refresh()}}_handleMouseUp(e){const t=e.timeStamp-this._mouseDownTimeStamp;if(this._removeMouseDownListeners(),this.selectionText.length<=1&&t<500&&e.altKey&&this._optionsService.rawOptions.altClickMovesCursor){if(this._bufferService.buffer.ybase===this._bufferService.buffer.ydisp){const t=this._mouseService.getCoords(e,this._element,this._bufferService.cols,this._bufferService.rows,!1);if(t&&void 0!==t[0]&&void 0!==t[1]){const e=(0,o.moveToCellSequence)(t[0]-1,t[1]-1,this._bufferService,this._coreService.decPrivateModes.applicationCursorKeys);this._coreService.triggerDataEvent(e,!0)}}}else this._fireEventIfSelectionChanged()}_fireEventIfSelectionChanged(){const e=this._model.finalSelectionStart,t=this._model.finalSelectionEnd,i=!(!e||!t||e[0]===t[0]&&e[1]===t[1]);i?e&&t&&(this._oldSelectionStart&&this._oldSelectionEnd&&e[0]===this._oldSelectionStart[0]&&e[1]===this._oldSelectionStart[1]&&t[0]===this._oldSelectionEnd[0]&&t[1]===this._oldSelectionEnd[1]||this._fireOnSelectionChange(e,t,i)):this._oldHasSelection&&this._fireOnSelectionChange(e,t,i)}_fireOnSelectionChange(e,t,i){this._oldSelectionStart=e,this._oldSelectionEnd=t,this._oldHasSelection=i,this._onSelectionChange.fire()}_handleBufferActivate(e){this.clearSelection(),this._trimListener.dispose(),this._trimListener=e.activeBuffer.lines.onTrim((e=>this._handleTrim(e)))}_convertViewportColToCharacterIndex(e,t){let i=t;for(let s=0;t>=s;s++){const r=e.loadCell(s,this._workCell).getChars().length;0===this._workCell.getWidth()?i--:r>1&&t!==s&&(i+=r-1)}return i}setSelection(e,t,i){this._model.clearSelection(),this._removeMouseDownListeners(),this._model.selectionStart=[e,t],this._model.selectionStartLength=i,this.refresh(),this._fireEventIfSelectionChanged()}rightClickSelect(e){this._isClickInSelection(e)||(this._selectWordAtCursor(e,!1)&&this.refresh(!0),this._fireEventIfSelectionChanged())}_getWordAt(e,t,i=!0,s=!0){if(e[0]>=this._bufferService.cols)return;const r=this._bufferService.buffer,n=r.lines.get(e[1]);if(!n)return;const o=r.translateBufferLineToString(e[1],!1);let a=this._convertViewportColToCharacterIndex(n,e[0]),l=a;const h=e[0]-a;let c=0,d=0,u=0,_=0;if(" "===o.charAt(a)){for(;a>0&&" "===o.charAt(a-1);)a--;for(;l<o.length&&" "===o.charAt(l+1);)l++}else{let t=e[0],i=e[0];0===n.getWidth(t)&&(c++,t--),2===n.getWidth(i)&&(d++,i++);const s=n.getString(i).length;for(s>1&&(_+=s-1,l+=s-1);t>0&&a>0&&!this._isCharWordSeparator(n.loadCell(t-1,this._workCell));){n.loadCell(t-1,this._workCell);const e=this._workCell.getChars().length;0===this._workCell.getWidth()?(c++,t--):e>1&&(u+=e-1,a-=e-1),a--,t--}for(;i<n.length&&l+1<o.length&&!this._isCharWordSeparator(n.loadCell(i+1,this._workCell));){n.loadCell(i+1,this._workCell);const e=this._workCell.getChars().length;2===this._workCell.getWidth()?(d++,i++):e>1&&(_+=e-1,l+=e-1),l++,i++}}l++;let f=a+h-c+u,p=Math.min(this._bufferService.cols,l-a+c+d-u-_);if(t||""!==o.slice(a,l).trim()){if(i&&0===f&&32!==n.getCodePoint(0)){const t=r.lines.get(e[1]-1);if(t&&n.isWrapped&&32!==t.getCodePoint(this._bufferService.cols-1)){const t=this._getWordAt([this._bufferService.cols-1,e[1]-1],!1,!0,!1);if(t){const e=this._bufferService.cols-t.start;f-=e,p+=e}}}if(s&&f+p===this._bufferService.cols&&32!==n.getCodePoint(this._bufferService.cols-1)){const t=r.lines.get(e[1]+1);if(t?.isWrapped&&32!==t.getCodePoint(0)){const t=this._getWordAt([0,e[1]+1],!1,!1,!0);t&&(p+=t.length)}}return{start:f,length:p}}}_selectWordAt(e,t){const i=this._getWordAt(e,t);if(i){for(;i.start<0;)i.start+=this._bufferService.cols,e[1]--;this._model.selectionStart=[i.start,e[1]],this._model.selectionStartLength=i.length}}_selectToWordAt(e){const t=this._getWordAt(e,!0);if(t){let i=e[1];for(;t.start<0;)t.start+=this._bufferService.cols,i--;if(!this._model.areSelectionValuesReversed())for(;t.start+t.length>this._bufferService.cols;)t.length-=this._bufferService.cols,i++;this._model.selectionEnd=[this._model.areSelectionValuesReversed()?t.start:t.start+t.length,i]}}_isCharWordSeparator(e){return 0!==e.getWidth()&&this._optionsService.rawOptions.wordSeparator.indexOf(e.getChars())>=0}_selectLineAt(e){const t=this._bufferService.buffer.getWrappedRangeForLine(e),i={start:{x:0,y:t.first},end:{x:this._bufferService.cols-1,y:t.last}};this._model.selectionStart=[0,t.first],this._model.selectionEnd=void 0,this._model.selectionStartLength=(0,d.getRangeLength)(i,this._bufferService.cols)}};t.SelectionService=m,t.SelectionService=m=s([r(3,_.IBufferService),r(4,_.ICoreService),r(5,l.IMouseService),r(6,_.IOptionsService),r(7,l.IRenderService),r(8,l.ICoreBrowserService)],m)},7098:(e,t,i)=>{Object.defineProperty(t,"__esModule",{value:!0}),t.ILinkProviderService=t.IThemeService=t.ICharacterJoinerService=t.ISelectionService=t.IRenderService=t.IMouseService=t.ICoreBrowserService=t.ICharSizeService=void 0;const s=i(6201);t.ICharSizeService=(0,s.createDecorator)("CharSizeService"),t.ICoreBrowserService=(0,s.createDecorator)("CoreBrowserService"),t.IMouseService=(0,s.createDecorator)("MouseService"),t.IRenderService=(0,s.createDecorator)("RenderService"),t.ISelectionService=(0,s.createDecorator)("SelectionService"),t.ICharacterJoinerService=(0,s.createDecorator)("CharacterJoinerService"),t.IThemeService=(0,s.createDecorator)("ThemeService"),t.ILinkProviderService=(0,s.createDecorator)("LinkProviderService")},9078:function(e,t,i){var s=this&&this.__decorate||function(e,t,i,s){var r,n=arguments.length,o=n<3?t:null===s?s=Object.getOwnPropertyDescriptor(t,i):s;if("object"==typeof Reflect&&"function"==typeof Reflect.decorate)o=Reflect.decorate(e,t,i,s);else for(var a=e.length-1;a>=0;a--)(r=e[a])&&(o=(n<3?r(o):n>3?r(t,i,o):r(t,i))||o);return n>3&&o&&Object.defineProperty(t,i,o),o},r=this&&this.__param||function(e,t){return function(i,s){t(i,s,e)}};Object.defineProperty(t,"__esModule",{value:!0}),t.ThemeService=void 0;const n=i(7174),o=i(9302),a=i(4103),l=i(7150),h=i(6501),c=i(802),d=a.css.toColor("#ffffff"),u=a.css.toColor("#000000"),_=a.css.toColor("#ffffff"),f=u,p={css:"rgba(255, 255, 255, 0.3)",rgba:4294967117},g=d;let m=class extends l.Disposable{get colors(){return this._colors}constructor(e){super(),this._optionsService=e,this._contrastCache=new n.ColorContrastCache,this._halfContrastCache=new n.ColorContrastCache,this._onChangeColors=this._register(new c.Emitter),this.onChangeColors=this._onChangeColors.event,this._colors={foreground:d,background:u,cursor:_,cursorAccent:f,selectionForeground:void 0,selectionBackgroundTransparent:p,selectionBackgroundOpaque:a.color.blend(u,p),selectionInactiveBackgroundTransparent:p,selectionInactiveBackgroundOpaque:a.color.blend(u,p),scrollbarSliderBackground:a.color.opacity(d,.2),scrollbarSliderHoverBackground:a.color.opacity(d,.4),scrollbarSliderActiveBackground:a.color.opacity(d,.5),overviewRulerBorder:d,ansi:o.DEFAULT_ANSI_COLORS.slice(),contrastCache:this._contrastCache,halfContrastCache:this._halfContrastCache},this._updateRestoreColors(),this._setTheme(this._optionsService.rawOptions.theme),this._register(this._optionsService.onSpecificOptionChange("minimumContrastRatio",(()=>this._contrastCache.clear()))),this._register(this._optionsService.onSpecificOptionChange("theme",(()=>this._setTheme(this._optionsService.rawOptions.theme))))}_setTheme(e={}){const t=this._colors;if(t.foreground=v(e.foreground,d),t.background=v(e.background,u),t.cursor=a.color.blend(t.background,v(e.cursor,_)),t.cursorAccent=a.color.blend(t.background,v(e.cursorAccent,f)),t.selectionBackgroundTransparent=v(e.selectionBackground,p),t.selectionBackgroundOpaque=a.color.blend(t.background,t.selectionBackgroundTransparent),t.selectionInactiveBackgroundTransparent=v(e.selectionInactiveBackground,t.selectionBackgroundTransparent),t.selectionInactiveBackgroundOpaque=a.color.blend(t.background,t.selectionInactiveBackgroundTransparent),t.selectionForeground=e.selectionForeground?v(e.selectionForeground,a.NULL_COLOR):void 0,t.selectionForeground===a.NULL_COLOR&&(t.selectionForeground=void 0),a.color.isOpaque(t.selectionBackgroundTransparent)){const e=.3;t.selectionBackgroundTransparent=a.color.opacity(t.selectionBackgroundTransparent,e)}if(a.color.isOpaque(t.selectionInactiveBackgroundTransparent)){const e=.3;t.selectionInactiveBackgroundTransparent=a.color.opacity(t.selectionInactiveBackgroundTransparent,e)}if(t.scrollbarSliderBackground=v(e.scrollbarSliderBackground,a.color.opacity(t.foreground,.2)),t.scrollbarSliderHoverBackground=v(e.scrollbarSliderHoverBackground,a.color.opacity(t.foreground,.4)),t.scrollbarSliderActiveBackground=v(e.scrollbarSliderActiveBackground,a.color.opacity(t.foreground,.5)),t.overviewRulerBorder=v(e.overviewRulerBorder,g),t.ansi=o.DEFAULT_ANSI_COLORS.slice(),t.ansi[0]=v(e.black,o.DEFAULT_ANSI_COLORS[0]),t.ansi[1]=v(e.red,o.DEFAULT_ANSI_COLORS[1]),t.ansi[2]=v(e.green,o.DEFAULT_ANSI_COLORS[2]),t.ansi[3]=v(e.yellow,o.DEFAULT_ANSI_COLORS[3]),t.ansi[4]=v(e.blue,o.DEFAULT_ANSI_COLORS[4]),t.ansi[5]=v(e.magenta,o.DEFAULT_ANSI_COLORS[5]),t.ansi[6]=v(e.cyan,o.DEFAULT_ANSI_COLORS[6]),t.ansi[7]=v(e.white,o.DEFAULT_ANSI_COLORS[7]),t.ansi[8]=v(e.brightBlack,o.DEFAULT_ANSI_COLORS[8]),t.ansi[9]=v(e.brightRed,o.DEFAULT_ANSI_COLORS[9]),t.ansi[10]=v(e.brightGreen,o.DEFAULT_ANSI_COLORS[10]),t.ansi[11]=v(e.brightYellow,o.DEFAULT_ANSI_COLORS[11]),t.ansi[12]=v(e.brightBlue,o.DEFAULT_ANSI_COLORS[12]),t.ansi[13]=v(e.brightMagenta,o.DEFAULT_ANSI_COLORS[13]),t.ansi[14]=v(e.brightCyan,o.DEFAULT_ANSI_COLORS[14]),t.ansi[15]=v(e.brightWhite,o.DEFAULT_ANSI_COLORS[15]),e.extendedAnsi){const i=Math.min(t.ansi.length-16,e.extendedAnsi.length);for(let s=0;s<i;s++)t.ansi[s+16]=v(e.extendedAnsi[s],o.DEFAULT_ANSI_COLORS[s+16])}this._contrastCache.clear(),this._halfContrastCache.clear(),this._updateRestoreColors(),this._onChangeColors.fire(this.colors)}restoreColor(e){this._restoreColor(e),this._onChangeColors.fire(this.colors)}_restoreColor(e){if(void 0!==e)switch(e){case 256:this._colors.foreground=this._restoreColors.foreground;break;case 257:this._colors.background=this._restoreColors.background;break;case 258:this._colors.cursor=this._restoreColors.cursor;break;default:this._colors.ansi[e]=this._restoreColors.ansi[e]}else for(let e=0;e<this._restoreColors.ansi.length;++e)this._colors.ansi[e]=this._restoreColors.ansi[e]}modifyColors(e){e(this._colors),this._onChangeColors.fire(this.colors)}_updateRestoreColors(){this._restoreColors={foreground:this._colors.foreground,background:this._colors.background,cursor:this._colors.cursor,ansi:this._colors.ansi.slice()}}};function 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o}},e.reduceLuminance=t,e.increaseLuminance=a,e.toChannels=function(e){return[e>>24&255,e>>16&255,e>>8&255,255&e]}}(c||(t.rgba=c={}))},5777:(e,t,i)=>{Object.defineProperty(t,"__esModule",{value:!0}),t.CoreTerminal=void 0;const s=i(6501),r=i(6025),n=i(7276),o=i(9640),a=i(56),l=i(4071),h=i(7792),c=i(6415),d=i(5746),u=i(5882),_=i(2486),f=i(3562),p=i(8811),g=i(802),m=i(7150);let v=!1;class S extends m.Disposable{get onScroll(){return this._onScrollApi||(this._onScrollApi=this._register(new g.Emitter),this._onScroll.event((e=>{this._onScrollApi?.fire(e.position)}))),this._onScrollApi.event}get cols(){return this._bufferService.cols}get rows(){return this._bufferService.rows}get buffers(){return this._bufferService.buffers}get options(){return this.optionsService.options}set options(e){for(const t in e)this.optionsService.options[t]=e[t]}constructor(e){super(),this._windowsWrappingHeuristics=this._register(new m.MutableDisposable),this._onBinary=this._register(new 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a.OptionsService(e)),this._instantiationService.setService(s.IOptionsService,this.optionsService),this._bufferService=this._register(this._instantiationService.createInstance(o.BufferService)),this._instantiationService.setService(s.IBufferService,this._bufferService),this._logService=this._register(this._instantiationService.createInstance(n.LogService)),this._instantiationService.setService(s.ILogService,this._logService),this.coreService=this._register(this._instantiationService.createInstance(l.CoreService)),this._instantiationService.setService(s.ICoreService,this.coreService),this.coreMouseService=this._register(this._instantiationService.createInstance(h.CoreMouseService)),this._instantiationService.setService(s.ICoreMouseService,this.coreMouseService),this.unicodeService=this._register(this._instantiationService.createInstance(c.UnicodeService)),this._instantiationService.setService(s.IUnicodeService,this.unicodeService),this._charsetService=this._instantiationService.createInstance(d.CharsetService),this._instantiationService.setService(s.ICharsetService,this._charsetService),this._oscLinkService=this._instantiationService.createInstance(p.OscLinkService),this._instantiationService.setService(s.IOscLinkService,this._oscLinkService),this._inputHandler=this._register(new 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this._inputHandler.registerEscHandler(e,t)}registerDcsHandler(e,t){return this._inputHandler.registerDcsHandler(e,t)}registerCsiHandler(e,t){return this._inputHandler.registerCsiHandler(e,t)}registerOscHandler(e,t){return this._inputHandler.registerOscHandler(e,t)}_setup(){this._handleWindowsPtyOptionChange()}reset(){this._inputHandler.reset(),this._bufferService.reset(),this._charsetService.reset(),this.coreService.reset(),this.coreMouseService.reset()}_handleWindowsPtyOptionChange(){let e=!1;const t=this.optionsService.rawOptions.windowsPty;t&&void 0!==t.buildNumber&&void 0!==t.buildNumber?e=!!("conpty"===t.backend&&t.buildNumber<21376):this.optionsService.rawOptions.windowsMode&&(e=!0),e?this._enableWindowsWrappingHeuristics():this._windowsWrappingHeuristics.clear()}_enableWindowsWrappingHeuristics(){if(!this._windowsWrappingHeuristics.value){const e=[];e.push(this.onLineFeed(u.updateWindowsModeWrappedState.bind(null,this._bufferService))),e.push(this.registerCsiHandler({final:"H"},(()=>((0,u.updateWindowsModeWrappedState)(this._bufferService),!1)))),this._windowsWrappingHeuristics.value=(0,m.toDisposable)((()=>{for(const t of e)t.dispose()}))}}}t.CoreTerminal=S},2486:function(e,t,i){var s=this&&this.__decorate||function(e,t,i,s){var r,n=arguments.length,o=n<3?t:null===s?s=Object.getOwnPropertyDescriptor(t,i):s;if("object"==typeof Reflect&&"function"==typeof Reflect.decorate)o=Reflect.decorate(e,t,i,s);else for(var a=e.length-1;a>=0;a--)(r=e[a])&&(o=(n<3?r(o):n>3?r(t,i,o):r(t,i))||o);return n>3&&o&&Object.defineProperty(t,i,o),o},r=this&&this.__param||function(e,t){return function(i,s){t(i,s,e)}};Object.defineProperty(t,"__esModule",{value:!0}),t.InputHandler=t.WindowsOptionsReportType=void 0,t.isValidColorIndex=R;const 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w;!function(e){e[e.GET_WIN_SIZE_PIXELS=0]="GET_WIN_SIZE_PIXELS",e[e.GET_CELL_SIZE_PIXELS=1]="GET_CELL_SIZE_PIXELS"}(w||(t.WindowsOptionsReportType=w={}));let E=0;class D extends l.Disposable{getAttrData(){return this._curAttrData}constructor(e,t,i,s,r,l,d,u,_=new a.EscapeSequenceParser){super(),this._bufferService=e,this._charsetService=t,this._coreService=i,this._logService=s,this._optionsService=r,this._oscLinkService=l,this._coreMouseService=d,this._unicodeService=u,this._parser=_,this._parseBuffer=new Uint32Array(4096),this._stringDecoder=new h.StringToUtf32,this._utf8Decoder=new h.Utf8ToUtf32,this._windowTitle="",this._iconName="",this._windowTitleStack=[],this._iconNameStack=[],this._curAttrData=c.DEFAULT_ATTR_DATA.clone(),this._eraseAttrDataInternal=c.DEFAULT_ATTR_DATA.clone(),this._onRequestBell=this._register(new S.Emitter),this.onRequestBell=this._onRequestBell.event,this._onRequestRefreshRows=this._register(new S.Emitter),this.onRequestRefreshRows=this._onRequestRefreshRows.event,this._onRequestReset=this._register(new S.Emitter),this.onRequestReset=this._onRequestReset.event,this._onRequestSendFocus=this._register(new S.Emitter),this.onRequestSendFocus=this._onRequestSendFocus.event,this._onRequestSyncScrollBar=this._register(new S.Emitter),this.onRequestSyncScrollBar=this._onRequestSyncScrollBar.event,this._onRequestWindowsOptionsReport=this._register(new S.Emitter),this.onRequestWindowsOptionsReport=this._onRequestWindowsOptionsReport.event,this._onA11yChar=this._register(new S.Emitter),this.onA11yChar=this._onA11yChar.event,this._onA11yTab=this._register(new S.Emitter),this.onA11yTab=this._onA11yTab.event,this._onCursorMove=this._register(new S.Emitter),this.onCursorMove=this._onCursorMove.event,this._onLineFeed=this._register(new S.Emitter),this.onLineFeed=this._onLineFeed.event,this._onScroll=this._register(new S.Emitter),this.onScroll=this._onScroll.event,this._onTitleChange=this._register(new S.Emitter),this.onTitleChange=this._onTitleChange.event,this._onColor=this._register(new S.Emitter),this.onColor=this._onColor.event,this._parseStack={paused:!1,cursorStartX:0,cursorStartY:0,decodedLength:0,position:0},this._specialColors=[256,257,258],this._register(this._parser),this._dirtyRowTracker=new L(this._bufferService),this._activeBuffer=this._bufferService.buffer,this._register(this._bufferService.buffers.onBufferActivate((e=>this._activeBuffer=e.activeBuffer))),this._parser.setCsiHandlerFallback(((e,t)=>{this._logService.debug("Unknown CSI code: ",{identifier:this._parser.identToString(e),params:t.toArray()})})),this._parser.setEscHandlerFallback((e=>{this._logService.debug("Unknown ESC code: ",{identifier:this._parser.identToString(e)})})),this._parser.setExecuteHandlerFallback((e=>{this._logService.debug("Unknown EXECUTE code: ",{code:e})})),this._parser.setOscHandlerFallback(((e,t,i)=>{this._logService.debug("Unknown OSC code: ",{identifier:e,action:t,data:i})})),this._parser.setDcsHandlerFallback(((e,t,i)=>{"HOOK"===t&&(i=i.toArray()),this._logService.debug("Unknown DCS code: ",{identifier:this._parser.identToString(e),action:t,payload:i})})),this._parser.setPrintHandler(((e,t,i)=>this.print(e,t,i))),this._parser.registerCsiHandler({final:"@"},(e=>this.insertChars(e))),this._parser.registerCsiHandler({intermediates:" ",final:"@"},(e=>this.scrollLeft(e))),this._parser.registerCsiHandler({final:"A"},(e=>this.cursorUp(e))),this._parser.registerCsiHandler({intermediates:" ",final:"A"},(e=>this.scrollRight(e))),this._parser.registerCsiHandler({final:"B"},(e=>this.cursorDown(e))),this._parser.registerCsiHandler({final:"C"},(e=>this.cursorForward(e))),this._parser.registerCsiHandler({final:"D"},(e=>this.cursorBackward(e))),this._parser.registerCsiHandler({final:"E"},(e=>this.cursorNextLine(e))),this._parser.registerCsiHandler({final:"F"},(e=>this.cursorPrecedingLine(e))),this._parser.registerCsiHandler({final:"G"},(e=>this.cursorCharAbsolute(e))),this._parser.registerCsiHandler({final:"H"},(e=>this.cursorPosition(e))),this._parser.registerCsiHandler({final:"I"},(e=>this.cursorForwardTab(e))),this._parser.registerCsiHandler({final:"J"},(e=>this.eraseInDisplay(e,!1))),this._parser.registerCsiHandler({prefix:"?",final:"J"},(e=>this.eraseInDisplay(e,!0))),this._parser.registerCsiHandler({final:"K"},(e=>this.eraseInLine(e,!1))),this._parser.registerCsiHandler({prefix:"?",final:"K"},(e=>this.eraseInLine(e,!0))),this._parser.registerCsiHandler({final:"L"},(e=>this.insertLines(e))),this._parser.registerCsiHandler({final:"M"},(e=>this.deleteLines(e))),this._parser.registerCsiHandler({final:"P"},(e=>this.deleteChars(e))),this._parser.registerCsiHandler({final:"S"},(e=>this.scrollUp(e))),this._parser.registerCsiHandler({final:"T"},(e=>this.scrollDown(e))),this._parser.registerCsiHandler({final:"X"},(e=>this.eraseChars(e))),this._parser.registerCsiHandler({final:"Z"},(e=>this.cursorBackwardTab(e))),this._parser.registerCsiHandler({final:"`"},(e=>this.charPosAbsolute(e))),this._parser.registerCsiHandler({final:"a"},(e=>this.hPositionRelative(e))),this._parser.registerCsiHandler({final:"b"},(e=>this.repeatPrecedingCharacter(e))),this._parser.registerCsiHandler({final:"c"},(e=>this.sendDeviceAttributesPrimary(e))),this._parser.registerCsiHandler({prefix:">",final:"c"},(e=>this.sendDeviceAttributesSecondary(e))),this._parser.registerCsiHandler({final:"d"},(e=>this.linePosAbsolute(e))),this._parser.registerCsiHandler({final:"e"},(e=>this.vPositionRelative(e))),this._parser.registerCsiHandler({final:"f"},(e=>this.hVPosition(e))),this._parser.registerCsiHandler({final:"g"},(e=>this.tabClear(e))),this._parser.registerCsiHandler({final:"h"},(e=>this.setMode(e))),this._parser.registerCsiHandler({prefix:"?",final:"h"},(e=>this.setModePrivate(e))),this._parser.registerCsiHandler({final:"l"},(e=>this.resetMode(e))),this._parser.registerCsiHandler({prefix:"?",final:"l"},(e=>this.resetModePrivate(e))),this._parser.registerCsiHandler({final:"m"},(e=>this.charAttributes(e))),this._parser.registerCsiHandler({final:"n"},(e=>this.deviceStatus(e))),this._parser.registerCsiHandler({prefix:"?",final:"n"},(e=>this.deviceStatusPrivate(e))),this._parser.registerCsiHandler({intermediates:"!",final:"p"},(e=>this.softReset(e))),this._parser.registerCsiHandler({intermediates:" ",final:"q"},(e=>this.setCursorStyle(e))),this._parser.registerCsiHandler({final:"r"},(e=>this.setScrollRegion(e))),this._parser.registerCsiHandler({final:"s"},(e=>this.saveCursor(e))),this._parser.registerCsiHandler({final:"t"},(e=>this.windowOptions(e))),this._parser.registerCsiHandler({final:"u"},(e=>this.restoreCursor(e))),this._parser.registerCsiHandler({intermediates:"'",final:"}"},(e=>this.insertColumns(e))),this._parser.registerCsiHandler({intermediates:"'",final:"~"},(e=>this.deleteColumns(e))),this._parser.registerCsiHandler({intermediates:'"',final:"q"},(e=>this.selectProtected(e))),this._parser.registerCsiHandler({intermediates:"$",final:"p"},(e=>this.requestMode(e,!0))),this._parser.registerCsiHandler({prefix:"?",intermediates:"$",final:"p"},(e=>this.requestMode(e,!1))),this._parser.setExecuteHandler(n.C0.BEL,(()=>this.bell())),this._parser.setExecuteHandler(n.C0.LF,(()=>this.lineFeed())),this._parser.setExecuteHandler(n.C0.VT,(()=>this.lineFeed())),this._parser.setExecuteHandler(n.C0.FF,(()=>this.lineFeed())),this._parser.setExecuteHandler(n.C0.CR,(()=>this.carriageReturn())),this._parser.setExecuteHandler(n.C0.BS,(()=>this.backspace())),this._parser.setExecuteHandler(n.C0.HT,(()=>this.tab())),this._parser.setExecuteHandler(n.C0.SO,(()=>this.shiftOut())),this._parser.setExecuteHandler(n.C0.SI,(()=>this.shiftIn())),this._parser.setExecuteHandler(n.C1.IND,(()=>this.index())),this._parser.setExecuteHandler(n.C1.NEL,(()=>this.nextLine())),this._parser.setExecuteHandler(n.C1.HTS,(()=>this.tabSet())),this._parser.registerOscHandler(0,new g.OscHandler((e=>(this.setTitle(e),this.setIconName(e),!0)))),this._parser.registerOscHandler(1,new g.OscHandler((e=>this.setIconName(e)))),this._parser.registerOscHandler(2,new g.OscHandler((e=>this.setTitle(e)))),this._parser.registerOscHandler(4,new g.OscHandler((e=>this.setOrReportIndexedColor(e)))),this._parser.registerOscHandler(8,new g.OscHandler((e=>this.setHyperlink(e)))),this._parser.registerOscHandler(10,new g.OscHandler((e=>this.setOrReportFgColor(e)))),this._parser.registerOscHandler(11,new g.OscHandler((e=>this.setOrReportBgColor(e)))),this._parser.registerOscHandler(12,new g.OscHandler((e=>this.setOrReportCursorColor(e)))),this._parser.registerOscHandler(104,new g.OscHandler((e=>this.restoreIndexedColor(e)))),this._parser.registerOscHandler(110,new g.OscHandler((e=>this.restoreFgColor(e)))),this._parser.registerOscHandler(111,new g.OscHandler((e=>this.restoreBgColor(e)))),this._parser.registerOscHandler(112,new g.OscHandler((e=>this.restoreCursorColor(e)))),this._parser.registerEscHandler({final:"7"},(()=>this.saveCursor())),this._parser.registerEscHandler({final:"8"},(()=>this.restoreCursor())),this._parser.registerEscHandler({final:"D"},(()=>this.index())),this._parser.registerEscHandler({final:"E"},(()=>this.nextLine())),this._parser.registerEscHandler({final:"H"},(()=>this.tabSet())),this._parser.registerEscHandler({final:"M"},(()=>this.reverseIndex())),this._parser.registerEscHandler({final:"="},(()=>this.keypadApplicationMode())),this._parser.registerEscHandler({final:">"},(()=>this.keypadNumericMode())),this._parser.registerEscHandler({final:"c"},(()=>this.fullReset())),this._parser.registerEscHandler({final:"n"},(()=>this.setgLevel(2))),this._parser.registerEscHandler({final:"o"},(()=>this.setgLevel(3))),this._parser.registerEscHandler({final:"|"},(()=>this.setgLevel(3))),this._parser.registerEscHandler({final:"}"},(()=>this.setgLevel(2))),this._parser.registerEscHandler({final:"~"},(()=>this.setgLevel(1))),this._parser.registerEscHandler({intermediates:"%",final:"@"},(()=>this.selectDefaultCharset())),this._parser.registerEscHandler({intermediates:"%",final:"G"},(()=>this.selectDefaultCharset()));for(const e in o.CHARSETS)this._parser.registerEscHandler({intermediates:"(",final:e},(()=>this.selectCharset("("+e))),this._parser.registerEscHandler({intermediates:")",final:e},(()=>this.selectCharset(")"+e))),this._parser.registerEscHandler({intermediates:"*",final:e},(()=>this.selectCharset("*"+e))),this._parser.registerEscHandler({intermediates:"+",final:e},(()=>this.selectCharset("+"+e))),this._parser.registerEscHandler({intermediates:"-",final:e},(()=>this.selectCharset("-"+e))),this._parser.registerEscHandler({intermediates:".",final:e},(()=>this.selectCharset("."+e))),this._parser.registerEscHandler({intermediates:"/",final:e},(()=>this.selectCharset("/"+e)));this._parser.registerEscHandler({intermediates:"#",final:"8"},(()=>this.screenAlignmentPattern())),this._parser.setErrorHandler((e=>(this._logService.error("Parsing error: ",e),e))),this._parser.registerDcsHandler({intermediates:"$",final:"q"},new m.DcsHandler(((e,t)=>this.requestStatusString(e,t))))}_preserveStack(e,t,i,s){this._parseStack.paused=!0,this._parseStack.cursorStartX=e,this._parseStack.cursorStartY=t,this._parseStack.decodedLength=i,this._parseStack.position=s}_logSlowResolvingAsync(e){this._logService.logLevel<=f.LogLevelEnum.WARN&&Promise.race([e,new Promise(((e,t)=>setTimeout((()=>t("#SLOW_TIMEOUT")),5e3)))]).catch((e=>{if("#SLOW_TIMEOUT"!==e)throw e;console.warn("async parser handler taking longer than 5000 ms")}))}_getCurrentLinkId(){return this._curAttrData.extended.urlId}parse(e,t){let i,s=this._activeBuffer.x,r=this._activeBuffer.y,n=0;const o=this._parseStack.paused;if(o){if(i=this._parser.parse(this._parseBuffer,this._parseStack.decodedLength,t))return this._logSlowResolvingAsync(i),i;s=this._parseStack.cursorStartX,r=this._parseStack.cursorStartY,this._parseStack.paused=!1,e.length>C&&(n=this._parseStack.position+C)}if(this._logService.logLevel<=f.LogLevelEnum.DEBUG&&this._logService.debug("parsing data "+("string"==typeof e?` "${e}"`:` "${Array.prototype.map.call(e,(e=>String.fromCharCode(e))).join("")}"`)),this._logService.logLevel===f.LogLevelEnum.TRACE&&this._logService.trace("parsing data (codes)","string"==typeof e?e.split("").map((e=>e.charCodeAt(0))):e),this._parseBuffer.length<e.length&&this._parseBuffer.length<C&&(this._parseBuffer=new Uint32Array(Math.min(e.length,C))),o||this._dirtyRowTracker.clearRange(),e.length>C)for(let t=n;t<e.length;t+=C){const n=t+C<e.length?t+C:e.length,o="string"==typeof e?this._stringDecoder.decode(e.substring(t,n),this._parseBuffer):this._utf8Decoder.decode(e.subarray(t,n),this._parseBuffer);if(i=this._parser.parse(this._parseBuffer,o))return this._preserveStack(s,r,o,t),this._logSlowResolvingAsync(i),i}else if(!o){const t="string"==typeof e?this._stringDecoder.decode(e,this._parseBuffer):this._utf8Decoder.decode(e,this._parseBuffer);if(i=this._parser.parse(this._parseBuffer,t))return this._preserveStack(s,r,t,0),this._logSlowResolvingAsync(i),i}this._activeBuffer.x===s&&this._activeBuffer.y===r||this._onCursorMove.fire();const a=this._dirtyRowTracker.end+(this._bufferService.buffer.ybase-this._bufferService.buffer.ydisp),l=this._dirtyRowTracker.start+(this._bufferService.buffer.ybase-this._bufferService.buffer.ydisp);l<this._bufferService.rows&&this._onRequestRefreshRows.fire({start:Math.min(l,this._bufferService.rows-1),end:Math.min(a,this._bufferService.rows-1)})}print(e,t,i){let s,r;const n=this._charsetService.charset,o=this._optionsService.rawOptions.screenReaderMode,a=this._bufferService.cols,l=this._coreService.decPrivateModes.wraparound,u=this._coreService.modes.insertMode,_=this._curAttrData;let f=this._activeBuffer.lines.get(this._activeBuffer.ybase+this._activeBuffer.y);this._dirtyRowTracker.markDirty(this._activeBuffer.y),this._activeBuffer.x&&i-t>0&&2===f.getWidth(this._activeBuffer.x-1)&&f.setCellFromCodepoint(this._activeBuffer.x-1,0,1,_);let g=this._parser.precedingJoinState;for(let m=t;m<i;++m){if(s=e[m],s<127&&n){const e=n[String.fromCharCode(s)];e&&(s=e.charCodeAt(0))}const t=this._unicodeService.charProperties(s,g);r=p.UnicodeService.extractWidth(t);const i=p.UnicodeService.extractShouldJoin(t),v=i?p.UnicodeService.extractWidth(g):0;if(g=t,o&&this._onA11yChar.fire((0,h.stringFromCodePoint)(s)),this._getCurrentLinkId()&&this._oscLinkService.addLineToLink(this._getCurrentLinkId(),this._activeBuffer.ybase+this._activeBuffer.y),this._activeBuffer.x+r-v>a)if(l){const e=f;let t=this._activeBuffer.x-v;for(this._activeBuffer.x=v,this._activeBuffer.y++,this._activeBuffer.y===this._activeBuffer.scrollBottom+1?(this._activeBuffer.y--,this._bufferService.scroll(this._eraseAttrData(),!0)):(this._activeBuffer.y>=this._bufferService.rows&&(this._activeBuffer.y=this._bufferService.rows-1),this._activeBuffer.lines.get(this._activeBuffer.ybase+this._activeBuffer.y).isWrapped=!0),f=this._activeBuffer.lines.get(this._activeBuffer.ybase+this._activeBuffer.y),v>0&&f instanceof c.BufferLine&&f.copyCellsFrom(e,t,0,v,!1);t<a;)e.setCellFromCodepoint(t++,0,1,_)}else if(this._activeBuffer.x=a-1,2===r)continue;if(i&&this._activeBuffer.x){const e=f.getWidth(this._activeBuffer.x-1)?1:2;f.addCodepointToCell(this._activeBuffer.x-e,s,r);for(let e=r-v;--e>=0;)f.setCellFromCodepoint(this._activeBuffer.x++,0,0,_)}else if(u&&(f.insertCells(this._activeBuffer.x,r-v,this._activeBuffer.getNullCell(_)),2===f.getWidth(a-1)&&f.setCellFromCodepoint(a-1,d.NULL_CELL_CODE,d.NULL_CELL_WIDTH,_)),f.setCellFromCodepoint(this._activeBuffer.x++,s,r,_),r>0)for(;--r;)f.setCellFromCodepoint(this._activeBuffer.x++,0,0,_)}this._parser.precedingJoinState=g,this._activeBuffer.x<a&&i-t>0&&0===f.getWidth(this._activeBuffer.x)&&!f.hasContent(this._activeBuffer.x)&&f.setCellFromCodepoint(this._activeBuffer.x,0,1,_),this._dirtyRowTracker.markDirty(this._activeBuffer.y)}registerCsiHandler(e,t){return"t"!==e.final||e.prefix||e.intermediates?this._parser.registerCsiHandler(e,t):this._parser.registerCsiHandler(e,(e=>!y(e.params[0],this._optionsService.rawOptions.windowOptions)||t(e)))}registerDcsHandler(e,t){return this._parser.registerDcsHandler(e,new m.DcsHandler(t))}registerEscHandler(e,t){return this._parser.registerEscHandler(e,t)}registerOscHandler(e,t){return this._parser.registerOscHandler(e,new g.OscHandler(t))}bell(){return this._onRequestBell.fire(),!0}lineFeed(){return this._dirtyRowTracker.markDirty(this._activeBuffer.y),this._optionsService.rawOptions.convertEol&&(this._activeBuffer.x=0),this._activeBuffer.y++,this._activeBuffer.y===this._activeBuffer.scrollBottom+1?(this._activeBuffer.y--,this._bufferService.scroll(this._eraseAttrData())):this._activeBuffer.y>=this._bufferService.rows?this._activeBuffer.y=this._bufferService.rows-1:this._activeBuffer.lines.get(this._activeBuffer.ybase+this._activeBuffer.y).isWrapped=!1,this._activeBuffer.x>=this._bufferService.cols&&this._activeBuffer.x--,this._dirtyRowTracker.markDirty(this._activeBuffer.y),this._onLineFeed.fire(),!0}carriageReturn(){return this._activeBuffer.x=0,!0}backspace(){if(!this._coreService.decPrivateModes.reverseWraparound)return this._restrictCursor(),this._activeBuffer.x>0&&this._activeBuffer.x--,!0;if(this._restrictCursor(this._bufferService.cols),this._activeBuffer.x>0)this._activeBuffer.x--;else if(0===this._activeBuffer.x&&this._activeBuffer.y>this._activeBuffer.scrollTop&&this._activeBuffer.y<=this._activeBuffer.scrollBottom&&this._activeBuffer.lines.get(this._activeBuffer.ybase+this._activeBuffer.y)?.isWrapped){this._activeBuffer.lines.get(this._activeBuffer.ybase+this._activeBuffer.y).isWrapped=!1,this._activeBuffer.y--,this._activeBuffer.x=this._bufferService.cols-1;const e=this._activeBuffer.lines.get(this._activeBuffer.ybase+this._activeBuffer.y);e.hasWidth(this._activeBuffer.x)&&!e.hasContent(this._activeBuffer.x)&&this._activeBuffer.x--}return this._restrictCursor(),!0}tab(){if(this._activeBuffer.x>=this._bufferService.cols)return!0;const e=this._activeBuffer.x;return this._activeBuffer.x=this._activeBuffer.nextStop(),this._optionsService.rawOptions.screenReaderMode&&this._onA11yTab.fire(this._activeBuffer.x-e),!0}shiftOut(){return this._charsetService.setgLevel(1),!0}shiftIn(){return this._charsetService.setgLevel(0),!0}_restrictCursor(e=this._bufferService.cols-1){this._activeBuffer.x=Math.min(e,Math.max(0,this._activeBuffer.x)),this._activeBuffer.y=this._coreService.decPrivateModes.origin?Math.min(this._activeBuffer.scrollBottom,Math.max(this._activeBuffer.scrollTop,this._activeBuffer.y)):Math.min(this._bufferService.rows-1,Math.max(0,this._activeBuffer.y)),this._dirtyRowTracker.markDirty(this._activeBuffer.y)}_setCursor(e,t){this._dirtyRowTracker.markDirty(this._activeBuffer.y),this._coreService.decPrivateModes.origin?(this._activeBuffer.x=e,this._activeBuffer.y=this._activeBuffer.scrollTop+t):(this._activeBuffer.x=e,this._activeBuffer.y=t),this._restrictCursor(),this._dirtyRowTracker.markDirty(this._activeBuffer.y)}_moveCursor(e,t){this._restrictCursor(),this._setCursor(this._activeBuffer.x+e,this._activeBuffer.y+t)}cursorUp(e){const t=this._activeBuffer.y-this._activeBuffer.scrollTop;return t>=0?this._moveCursor(0,-Math.min(t,e.params[0]||1)):this._moveCursor(0,-(e.params[0]||1)),!0}cursorDown(e){const t=this._activeBuffer.scrollBottom-this._activeBuffer.y;return t>=0?this._moveCursor(0,Math.min(t,e.params[0]||1)):this._moveCursor(0,e.params[0]||1),!0}cursorForward(e){return this._moveCursor(e.params[0]||1,0),!0}cursorBackward(e){return this._moveCursor(-(e.params[0]||1),0),!0}cursorNextLine(e){return this.cursorDown(e),this._activeBuffer.x=0,!0}cursorPrecedingLine(e){return this.cursorUp(e),this._activeBuffer.x=0,!0}cursorCharAbsolute(e){return this._setCursor((e.params[0]||1)-1,this._activeBuffer.y),!0}cursorPosition(e){return this._setCursor(e.length>=2?(e.params[1]||1)-1:0,(e.params[0]||1)-1),!0}charPosAbsolute(e){return this._setCursor((e.params[0]||1)-1,this._activeBuffer.y),!0}hPositionRelative(e){return this._moveCursor(e.params[0]||1,0),!0}linePosAbsolute(e){return this._setCursor(this._activeBuffer.x,(e.params[0]||1)-1),!0}vPositionRelative(e){return this._moveCursor(0,e.params[0]||1),!0}hVPosition(e){return this.cursorPosition(e),!0}tabClear(e){const t=e.params[0];return 0===t?delete this._activeBuffer.tabs[this._activeBuffer.x]:3===t&&(this._activeBuffer.tabs={}),!0}cursorForwardTab(e){if(this._activeBuffer.x>=this._bufferService.cols)return!0;let t=e.params[0]||1;for(;t--;)this._activeBuffer.x=this._activeBuffer.nextStop();return!0}cursorBackwardTab(e){if(this._activeBuffer.x>=this._bufferService.cols)return!0;let t=e.params[0]||1;for(;t--;)this._activeBuffer.x=this._activeBuffer.prevStop();return!0}selectProtected(e){const t=e.params[0];return 1===t&&(this._curAttrData.bg|=536870912),2!==t&&0!==t||(this._curAttrData.bg&=-536870913),!0}_eraseInBufferLine(e,t,i,s=!1,r=!1){const n=this._activeBuffer.lines.get(this._activeBuffer.ybase+e);n.replaceCells(t,i,this._activeBuffer.getNullCell(this._eraseAttrData()),r),s&&(n.isWrapped=!1)}_resetBufferLine(e,t=!1){const i=this._activeBuffer.lines.get(this._activeBuffer.ybase+e);i&&(i.fill(this._activeBuffer.getNullCell(this._eraseAttrData()),t),this._bufferService.buffer.clearMarkers(this._activeBuffer.ybase+e),i.isWrapped=!1)}eraseInDisplay(e,t=!1){let i;switch(this._restrictCursor(this._bufferService.cols),e.params[0]){case 0:for(i=this._activeBuffer.y,this._dirtyRowTracker.markDirty(i),this._eraseInBufferLine(i++,this._activeBuffer.x,this._bufferService.cols,0===this._activeBuffer.x,t);i<this._bufferService.rows;i++)this._resetBufferLine(i,t);this._dirtyRowTracker.markDirty(i);break;case 1:for(i=this._activeBuffer.y,this._dirtyRowTracker.markDirty(i),this._eraseInBufferLine(i,0,this._activeBuffer.x+1,!0,t),this._activeBuffer.x+1>=this._bufferService.cols&&(this._activeBuffer.lines.get(i+1).isWrapped=!1);i--;)this._resetBufferLine(i,t);this._dirtyRowTracker.markDirty(0);break;case 2:if(this._optionsService.rawOptions.scrollOnEraseInDisplay){for(i=this._bufferService.rows,this._dirtyRowTracker.markRangeDirty(0,i-1);i--;){const e=this._activeBuffer.lines.get(this._activeBuffer.ybase+i);if(e?.getTrimmedLength())break}for(;i>=0;i--)this._bufferService.scroll(this._eraseAttrData())}else{for(i=this._bufferService.rows,this._dirtyRowTracker.markDirty(i-1);i--;)this._resetBufferLine(i,t);this._dirtyRowTracker.markDirty(0)}break;case 3:const e=this._activeBuffer.lines.length-this._bufferService.rows;e>0&&(this._activeBuffer.lines.trimStart(e),this._activeBuffer.ybase=Math.max(this._activeBuffer.ybase-e,0),this._activeBuffer.ydisp=Math.max(this._activeBuffer.ydisp-e,0),this._onScroll.fire(0))}return!0}eraseInLine(e,t=!1){switch(this._restrictCursor(this._bufferService.cols),e.params[0]){case 0:this._eraseInBufferLine(this._activeBuffer.y,this._activeBuffer.x,this._bufferService.cols,0===this._activeBuffer.x,t);break;case 1:this._eraseInBufferLine(this._activeBuffer.y,0,this._activeBuffer.x+1,!1,t);break;case 2:this._eraseInBufferLine(this._activeBuffer.y,0,this._bufferService.cols,!0,t)}return this._dirtyRowTracker.markDirty(this._activeBuffer.y),!0}insertLines(e){this._restrictCursor();let t=e.params[0]||1;if(this._activeBuffer.y>this._activeBuffer.scrollBottom||this._activeBuffer.y<this._activeBuffer.scrollTop)return!0;const i=this._activeBuffer.ybase+this._activeBuffer.y,s=this._bufferService.rows-1-this._activeBuffer.scrollBottom,r=this._bufferService.rows-1+this._activeBuffer.ybase-s+1;for(;t--;)this._activeBuffer.lines.splice(r-1,1),this._activeBuffer.lines.splice(i,0,this._activeBuffer.getBlankLine(this._eraseAttrData()));return this._dirtyRowTracker.markRangeDirty(this._activeBuffer.y,this._activeBuffer.scrollBottom),this._activeBuffer.x=0,!0}deleteLines(e){this._restrictCursor();let t=e.params[0]||1;if(this._activeBuffer.y>this._activeBuffer.scrollBottom||this._activeBuffer.y<this._activeBuffer.scrollTop)return!0;const i=this._activeBuffer.ybase+this._activeBuffer.y;let s;for(s=this._bufferService.rows-1-this._activeBuffer.scrollBottom,s=this._bufferService.rows-1+this._activeBuffer.ybase-s;t--;)this._activeBuffer.lines.splice(i,1),this._activeBuffer.lines.splice(s,0,this._activeBuffer.getBlankLine(this._eraseAttrData()));return this._dirtyRowTracker.markRangeDirty(this._activeBuffer.y,this._activeBuffer.scrollBottom),this._activeBuffer.x=0,!0}insertChars(e){this._restrictCursor();const t=this._activeBuffer.lines.get(this._activeBuffer.ybase+this._activeBuffer.y);return t&&(t.insertCells(this._activeBuffer.x,e.params[0]||1,this._activeBuffer.getNullCell(this._eraseAttrData())),this._dirtyRowTracker.markDirty(this._activeBuffer.y)),!0}deleteChars(e){this._restrictCursor();const t=this._activeBuffer.lines.get(this._activeBuffer.ybase+this._activeBuffer.y);return t&&(t.deleteCells(this._activeBuffer.x,e.params[0]||1,this._activeBuffer.getNullCell(this._eraseAttrData())),this._dirtyRowTracker.markDirty(this._activeBuffer.y)),!0}scrollUp(e){let t=e.params[0]||1;for(;t--;)this._activeBuffer.lines.splice(this._activeBuffer.ybase+this._activeBuffer.scrollTop,1),this._activeBuffer.lines.splice(this._activeBuffer.ybase+this._activeBuffer.scrollBottom,0,this._activeBuffer.getBlankLine(this._eraseAttrData()));return this._dirtyRowTracker.markRangeDirty(this._activeBuffer.scrollTop,this._activeBuffer.scrollBottom),!0}scrollDown(e){let t=e.params[0]||1;for(;t--;)this._activeBuffer.lines.splice(this._activeBuffer.ybase+this._activeBuffer.scrollBottom,1),this._activeBuffer.lines.splice(this._activeBuffer.ybase+this._activeBuffer.scrollTop,0,this._activeBuffer.getBlankLine(c.DEFAULT_ATTR_DATA));return this._dirtyRowTracker.markRangeDirty(this._activeBuffer.scrollTop,this._activeBuffer.scrollBottom),!0}scrollLeft(e){if(this._activeBuffer.y>this._activeBuffer.scrollBottom||this._activeBuffer.y<this._activeBuffer.scrollTop)return!0;const t=e.params[0]||1;for(let e=this._activeBuffer.scrollTop;e<=this._activeBuffer.scrollBottom;++e){const i=this._activeBuffer.lines.get(this._activeBuffer.ybase+e);i.deleteCells(0,t,this._activeBuffer.getNullCell(this._eraseAttrData())),i.isWrapped=!1}return this._dirtyRowTracker.markRangeDirty(this._activeBuffer.scrollTop,this._activeBuffer.scrollBottom),!0}scrollRight(e){if(this._activeBuffer.y>this._activeBuffer.scrollBottom||this._activeBuffer.y<this._activeBuffer.scrollTop)return!0;const t=e.params[0]||1;for(let e=this._activeBuffer.scrollTop;e<=this._activeBuffer.scrollBottom;++e){const i=this._activeBuffer.lines.get(this._activeBuffer.ybase+e);i.insertCells(0,t,this._activeBuffer.getNullCell(this._eraseAttrData())),i.isWrapped=!1}return this._dirtyRowTracker.markRangeDirty(this._activeBuffer.scrollTop,this._activeBuffer.scrollBottom),!0}insertColumns(e){if(this._activeBuffer.y>this._activeBuffer.scrollBottom||this._activeBuffer.y<this._activeBuffer.scrollTop)return!0;const t=e.params[0]||1;for(let e=this._activeBuffer.scrollTop;e<=this._activeBuffer.scrollBottom;++e){const i=this._activeBuffer.lines.get(this._activeBuffer.ybase+e);i.insertCells(this._activeBuffer.x,t,this._activeBuffer.getNullCell(this._eraseAttrData())),i.isWrapped=!1}return this._dirtyRowTracker.markRangeDirty(this._activeBuffer.scrollTop,this._activeBuffer.scrollBottom),!0}deleteColumns(e){if(this._activeBuffer.y>this._activeBuffer.scrollBottom||this._activeBuffer.y<this._activeBuffer.scrollTop)return!0;const t=e.params[0]||1;for(let e=this._activeBuffer.scrollTop;e<=this._activeBuffer.scrollBottom;++e){const i=this._activeBuffer.lines.get(this._activeBuffer.ybase+e);i.deleteCells(this._activeBuffer.x,t,this._activeBuffer.getNullCell(this._eraseAttrData())),i.isWrapped=!1}return this._dirtyRowTracker.markRangeDirty(this._activeBuffer.scrollTop,this._activeBuffer.scrollBottom),!0}eraseChars(e){this._restrictCursor();const t=this._activeBuffer.lines.get(this._activeBuffer.ybase+this._activeBuffer.y);return t&&(t.replaceCells(this._activeBuffer.x,this._activeBuffer.x+(e.params[0]||1),this._activeBuffer.getNullCell(this._eraseAttrData())),this._dirtyRowTracker.markDirty(this._activeBuffer.y)),!0}repeatPrecedingCharacter(e){const t=this._parser.precedingJoinState;if(!t)return!0;const i=e.params[0]||1,s=p.UnicodeService.extractWidth(t),r=this._activeBuffer.x-s,n=this._activeBuffer.lines.get(this._activeBuffer.ybase+this._activeBuffer.y).getString(r),o=new Uint32Array(n.length*i);let a=0;for(let e=0;e<n.length;){const t=n.codePointAt(e)||0;o[a++]=t,e+=t>65535?2:1}let l=a;for(let e=1;e<i;++e)o.copyWithin(l,0,a),l+=a;return this.print(o,0,l),!0}sendDeviceAttributesPrimary(e){return e.params[0]>0||(this._is("xterm")||this._is("rxvt-unicode")||this._is("screen")?this._coreService.triggerDataEvent(n.C0.ESC+"[?1;2c"):this._is("linux")&&this._coreService.triggerDataEvent(n.C0.ESC+"[?6c")),!0}sendDeviceAttributesSecondary(e){return e.params[0]>0||(this._is("xterm")?this._coreService.triggerDataEvent(n.C0.ESC+"[>0;276;0c"):this._is("rxvt-unicode")?this._coreService.triggerDataEvent(n.C0.ESC+"[>85;95;0c"):this._is("linux")?this._coreService.triggerDataEvent(e.params[0]+"c"):this._is("screen")&&this._coreService.triggerDataEvent(n.C0.ESC+"[>83;40003;0c")),!0}_is(e){return 0===(this._optionsService.rawOptions.termName+"").indexOf(e)}setMode(e){for(let t=0;t<e.length;t++)switch(e.params[t]){case 4:this._coreService.modes.insertMode=!0;break;case 20:this._optionsService.options.convertEol=!0}return!0}setModePrivate(e){for(let t=0;t<e.length;t++)switch(e.params[t]){case 1:this._coreService.decPrivateModes.applicationCursorKeys=!0;break;case 2:this._charsetService.setgCharset(0,o.DEFAULT_CHARSET),this._charsetService.setgCharset(1,o.DEFAULT_CHARSET),this._charsetService.setgCharset(2,o.DEFAULT_CHARSET),this._charsetService.setgCharset(3,o.DEFAULT_CHARSET);break;case 3:this._optionsService.rawOptions.windowOptions.setWinLines&&(this._bufferService.resize(132,this._bufferService.rows),this._onRequestReset.fire());break;case 6:this._coreService.decPrivateModes.origin=!0,this._setCursor(0,0);break;case 7:this._coreService.decPrivateModes.wraparound=!0;break;case 12:this._optionsService.options.cursorBlink=!0;break;case 45:this._coreService.decPrivateModes.reverseWraparound=!0;break;case 66:this._logService.debug("Serial port requested application keypad."),this._coreService.decPrivateModes.applicationKeypad=!0,this._onRequestSyncScrollBar.fire();break;case 9:this._coreMouseService.activeProtocol="X10";break;case 1e3:this._coreMouseService.activeProtocol="VT200";break;case 1002:this._coreMouseService.activeProtocol="DRAG";break;case 1003:this._coreMouseService.activeProtocol="ANY";break;case 1004:this._coreService.decPrivateModes.sendFocus=!0,this._onRequestSendFocus.fire();break;case 1005:this._logService.debug("DECSET 1005 not supported (see #2507)");break;case 1006:this._coreMouseService.activeEncoding="SGR";break;case 1015:this._logService.debug("DECSET 1015 not supported (see #2507)");break;case 1016:this._coreMouseService.activeEncoding="SGR_PIXELS";break;case 25:this._coreService.isCursorHidden=!1;break;case 1048:this.saveCursor();break;case 1049:this.saveCursor();case 47:case 1047:this._bufferService.buffers.activateAltBuffer(this._eraseAttrData()),this._coreService.isCursorInitialized=!0,this._onRequestRefreshRows.fire(void 0),this._onRequestSyncScrollBar.fire();break;case 2004:this._coreService.decPrivateModes.bracketedPasteMode=!0;break;case 2026:this._coreService.decPrivateModes.synchronizedOutput=!0}return!0}resetMode(e){for(let t=0;t<e.length;t++)switch(e.params[t]){case 4:this._coreService.modes.insertMode=!1;break;case 20:this._optionsService.options.convertEol=!1}return!0}resetModePrivate(e){for(let t=0;t<e.length;t++)switch(e.params[t]){case 1:this._coreService.decPrivateModes.applicationCursorKeys=!1;break;case 3:this._optionsService.rawOptions.windowOptions.setWinLines&&(this._bufferService.resize(80,this._bufferService.rows),this._onRequestReset.fire());break;case 6:this._coreService.decPrivateModes.origin=!1,this._setCursor(0,0);break;case 7:this._coreService.decPrivateModes.wraparound=!1;break;case 12:this._optionsService.options.cursorBlink=!1;break;case 45:this._coreService.decPrivateModes.reverseWraparound=!1;break;case 66:this._logService.debug("Switching back to normal keypad."),this._coreService.decPrivateModes.applicationKeypad=!1,this._onRequestSyncScrollBar.fire();break;case 9:case 1e3:case 1002:case 1003:this._coreMouseService.activeProtocol="NONE";break;case 1004:this._coreService.decPrivateModes.sendFocus=!1;break;case 1005:this._logService.debug("DECRST 1005 not supported (see #2507)");break;case 1006:case 1016:this._coreMouseService.activeEncoding="DEFAULT";break;case 1015:this._logService.debug("DECRST 1015 not supported (see #2507)");break;case 25:this._coreService.isCursorHidden=!0;break;case 1048:this.restoreCursor();break;case 1049:case 47:case 1047:this._bufferService.buffers.activateNormalBuffer(),1049===e.params[t]&&this.restoreCursor(),this._coreService.isCursorInitialized=!0,this._onRequestRefreshRows.fire(void 0),this._onRequestSyncScrollBar.fire();break;case 2004:this._coreService.decPrivateModes.bracketedPasteMode=!1;break;case 2026:this._coreService.decPrivateModes.synchronizedOutput=!1,this._onRequestRefreshRows.fire(void 0)}return!0}requestMode(e,t){const i=this._coreService.decPrivateModes,{activeProtocol:s,activeEncoding:r}=this._coreMouseService,o=this._coreService,{buffers:a,cols:l}=this._bufferService,{active:h,alt:c}=a,d=this._optionsService.rawOptions,u=e=>e?1:2,_=e.params[0];return f=_,p=t?2===_?4:4===_?u(o.modes.insertMode):12===_?3:20===_?u(d.convertEol):0:1===_?u(i.applicationCursorKeys):3===_?d.windowOptions.setWinLines?80===l?2:132===l?1:0:0:6===_?u(i.origin):7===_?u(i.wraparound):8===_?3:9===_?u("X10"===s):12===_?u(d.cursorBlink):25===_?u(!o.isCursorHidden):45===_?u(i.reverseWraparound):66===_?u(i.applicationKeypad):67===_?4:1e3===_?u("VT200"===s):1002===_?u("DRAG"===s):1003===_?u("ANY"===s):1004===_?u(i.sendFocus):1005===_?4:1006===_?u("SGR"===r):1015===_?4:1016===_?u("SGR_PIXELS"===r):1048===_?1:47===_||1047===_||1049===_?u(h===c):2004===_?u(i.bracketedPasteMode):2026===_?u(i.synchronizedOutput):0,o.triggerDataEvent(`${n.C0.ESC}[${t?"":"?"}${f};${p}$y`),!0;var f,p}_updateAttrColor(e,t,i,s,r){return 2===t?(e|=50331648,e&=-16777216,e|=_.AttributeData.fromColorRGB([i,s,r])):5===t&&(e&=-50331904,e|=33554432|255&i),e}_extractColor(e,t,i){const s=[0,0,-1,0,0,0];let r=0,n=0;do{if(s[n+r]=e.params[t+n],e.hasSubParams(t+n)){const i=e.getSubParams(t+n);let o=0;do{5===s[1]&&(r=1),s[n+o+1+r]=i[o]}while(++o<i.length&&o+n+1+r<s.length);break}if(5===s[1]&&n+r>=2||2===s[1]&&n+r>=5)break;s[1]&&(r=1)}while(++n+t<e.length&&n+r<s.length);for(let e=2;e<s.length;++e)-1===s[e]&&(s[e]=0);switch(s[0]){case 38:i.fg=this._updateAttrColor(i.fg,s[1],s[3],s[4],s[5]);break;case 48:i.bg=this._updateAttrColor(i.bg,s[1],s[3],s[4],s[5]);break;case 58:i.extended=i.extended.clone(),i.extended.underlineColor=this._updateAttrColor(i.extended.underlineColor,s[1],s[3],s[4],s[5])}return n}_processUnderline(e,t){t.extended=t.extended.clone(),(!~e||e>5)&&(e=1),t.extended.underlineStyle=e,t.fg|=268435456,0===e&&(t.fg&=-268435457),t.updateExtended()}_processSGR0(e){e.fg=c.DEFAULT_ATTR_DATA.fg,e.bg=c.DEFAULT_ATTR_DATA.bg,e.extended=e.extended.clone(),e.extended.underlineStyle=0,e.extended.underlineColor&=-67108864,e.updateExtended()}charAttributes(e){if(1===e.length&&0===e.params[0])return this._processSGR0(this._curAttrData),!0;const t=e.length;let i;const s=this._curAttrData;for(let r=0;r<t;r++)i=e.params[r],i>=30&&i<=37?(s.fg&=-50331904,s.fg|=16777216|i-30):i>=40&&i<=47?(s.bg&=-50331904,s.bg|=16777216|i-40):i>=90&&i<=97?(s.fg&=-50331904,s.fg|=16777224|i-90):i>=100&&i<=107?(s.bg&=-50331904,s.bg|=16777224|i-100):0===i?this._processSGR0(s):1===i?s.fg|=134217728:3===i?s.bg|=67108864:4===i?(s.fg|=268435456,this._processUnderline(e.hasSubParams(r)?e.getSubParams(r)[0]:1,s)):5===i?s.fg|=536870912:7===i?s.fg|=67108864:8===i?s.fg|=1073741824:9===i?s.fg|=2147483648:2===i?s.bg|=134217728:21===i?this._processUnderline(2,s):22===i?(s.fg&=-134217729,s.bg&=-134217729):23===i?s.bg&=-67108865:24===i?(s.fg&=-268435457,this._processUnderline(0,s)):25===i?s.fg&=-536870913:27===i?s.fg&=-67108865:28===i?s.fg&=-1073741825:29===i?s.fg&=2147483647:39===i?(s.fg&=-67108864,s.fg|=16777215&c.DEFAULT_ATTR_DATA.fg):49===i?(s.bg&=-67108864,s.bg|=16777215&c.DEFAULT_ATTR_DATA.bg):38===i||48===i||58===i?r+=this._extractColor(e,r,s):53===i?s.bg|=1073741824:55===i?s.bg&=-1073741825:59===i?(s.extended=s.extended.clone(),s.extended.underlineColor=-1,s.updateExtended()):100===i?(s.fg&=-67108864,s.fg|=16777215&c.DEFAULT_ATTR_DATA.fg,s.bg&=-67108864,s.bg|=16777215&c.DEFAULT_ATTR_DATA.bg):this._logService.debug("Unknown SGR attribute: %d.",i);return!0}deviceStatus(e){switch(e.params[0]){case 5:this._coreService.triggerDataEvent(`${n.C0.ESC}[0n`);break;case 6:const e=this._activeBuffer.y+1,t=this._activeBuffer.x+1;this._coreService.triggerDataEvent(`${n.C0.ESC}[${e};${t}R`)}return!0}deviceStatusPrivate(e){if(6===e.params[0]){const e=this._activeBuffer.y+1,t=this._activeBuffer.x+1;this._coreService.triggerDataEvent(`${n.C0.ESC}[?${e};${t}R`)}return!0}softReset(e){return this._coreService.isCursorHidden=!1,this._onRequestSyncScrollBar.fire(),this._activeBuffer.scrollTop=0,this._activeBuffer.scrollBottom=this._bufferService.rows-1,this._curAttrData=c.DEFAULT_ATTR_DATA.clone(),this._coreService.reset(),this._charsetService.reset(),this._activeBuffer.savedX=0,this._activeBuffer.savedY=this._activeBuffer.ybase,this._activeBuffer.savedCurAttrData.fg=this._curAttrData.fg,this._activeBuffer.savedCurAttrData.bg=this._curAttrData.bg,this._activeBuffer.savedCharset=this._charsetService.charset,this._coreService.decPrivateModes.origin=!1,!0}setCursorStyle(e){const t=0===e.length?1:e.params[0];if(0===t)this._coreService.decPrivateModes.cursorStyle=void 0,this._coreService.decPrivateModes.cursorBlink=void 0;else{switch(t){case 1:case 2:this._coreService.decPrivateModes.cursorStyle="block";break;case 3:case 4:this._coreService.decPrivateModes.cursorStyle="underline";break;case 5:case 6:this._coreService.decPrivateModes.cursorStyle="bar"}const e=t%2==1;this._coreService.decPrivateModes.cursorBlink=e}return!0}setScrollRegion(e){const t=e.params[0]||1;let i;return(e.length<2||(i=e.params[1])>this._bufferService.rows||0===i)&&(i=this._bufferService.rows),i>t&&(this._activeBuffer.scrollTop=t-1,this._activeBuffer.scrollBottom=i-1,this._setCursor(0,0)),!0}windowOptions(e){if(!y(e.params[0],this._optionsService.rawOptions.windowOptions))return!0;const t=e.length>1?e.params[1]:0;switch(e.params[0]){case 14:2!==t&&this._onRequestWindowsOptionsReport.fire(w.GET_WIN_SIZE_PIXELS);break;case 16:this._onRequestWindowsOptionsReport.fire(w.GET_CELL_SIZE_PIXELS);break;case 18:this._bufferService&&this._coreService.triggerDataEvent(`${n.C0.ESC}[8;${this._bufferService.rows};${this._bufferService.cols}t`);break;case 22:0!==t&&2!==t||(this._windowTitleStack.push(this._windowTitle),this._windowTitleStack.length>10&&this._windowTitleStack.shift()),0!==t&&1!==t||(this._iconNameStack.push(this._iconName),this._iconNameStack.length>10&&this._iconNameStack.shift());break;case 23:0!==t&&2!==t||this._windowTitleStack.length&&this.setTitle(this._windowTitleStack.pop()),0!==t&&1!==t||this._iconNameStack.length&&this.setIconName(this._iconNameStack.pop())}return!0}saveCursor(e){return this._activeBuffer.savedX=this._activeBuffer.x,this._activeBuffer.savedY=this._activeBuffer.ybase+this._activeBuffer.y,this._activeBuffer.savedCurAttrData.fg=this._curAttrData.fg,this._activeBuffer.savedCurAttrData.bg=this._curAttrData.bg,this._activeBuffer.savedCharset=this._charsetService.charset,!0}restoreCursor(e){return this._activeBuffer.x=this._activeBuffer.savedX||0,this._activeBuffer.y=Math.max(this._activeBuffer.savedY-this._activeBuffer.ybase,0),this._curAttrData.fg=this._activeBuffer.savedCurAttrData.fg,this._curAttrData.bg=this._activeBuffer.savedCurAttrData.bg,this._charsetService.charset=this._savedCharset,this._activeBuffer.savedCharset&&(this._charsetService.charset=this._activeBuffer.savedCharset),this._restrictCursor(),!0}setTitle(e){return this._windowTitle=e,this._onTitleChange.fire(e),!0}setIconName(e){return this._iconName=e,!0}setOrReportIndexedColor(e){const t=[],i=e.split(";");for(;i.length>1;){const e=i.shift(),s=i.shift();if(/^\d+$/.exec(e)){const i=parseInt(e);if(R(i))if("?"===s)t.push({type:0,index:i});else{const e=(0,v.parseColor)(s);e&&t.push({type:1,index:i,color:e})}}}return t.length&&this._onColor.fire(t),!0}setHyperlink(e){const t=e.indexOf(";");if(-1===t)return!0;const i=e.slice(0,t).trim(),s=e.slice(t+1);return s?this._createHyperlink(i,s):!i.trim()&&this._finishHyperlink()}_createHyperlink(e,t){this._getCurrentLinkId()&&this._finishHyperlink();const i=e.split(":");let s;const r=i.findIndex((e=>e.startsWith("id=")));return-1!==r&&(s=i[r].slice(3)||void 0),this._curAttrData.extended=this._curAttrData.extended.clone(),this._curAttrData.extended.urlId=this._oscLinkService.registerLink({id:s,uri:t}),this._curAttrData.updateExtended(),!0}_finishHyperlink(){return this._curAttrData.extended=this._curAttrData.extended.clone(),this._curAttrData.extended.urlId=0,this._curAttrData.updateExtended(),!0}_setOrReportSpecialColor(e,t){const i=e.split(";");for(let e=0;e<i.length&&!(t>=this._specialColors.length);++e,++t)if("?"===i[e])this._onColor.fire([{type:0,index:this._specialColors[t]}]);else{const s=(0,v.parseColor)(i[e]);s&&this._onColor.fire([{type:1,index:this._specialColors[t],color:s}])}return!0}setOrReportFgColor(e){return this._setOrReportSpecialColor(e,0)}setOrReportBgColor(e){return this._setOrReportSpecialColor(e,1)}setOrReportCursorColor(e){return this._setOrReportSpecialColor(e,2)}restoreIndexedColor(e){if(!e)return this._onColor.fire([{type:2}]),!0;const t=[],i=e.split(";");for(let e=0;e<i.length;++e)if(/^\d+$/.exec(i[e])){const s=parseInt(i[e]);R(s)&&t.push({type:2,index:s})}return t.length&&this._onColor.fire(t),!0}restoreFgColor(e){return this._onColor.fire([{type:2,index:256}]),!0}restoreBgColor(e){return this._onColor.fire([{type:2,index:257}]),!0}restoreCursorColor(e){return this._onColor.fire([{type:2,index:258}]),!0}nextLine(){return this._activeBuffer.x=0,this.index(),!0}keypadApplicationMode(){return this._logService.debug("Serial port requested application keypad."),this._coreService.decPrivateModes.applicationKeypad=!0,this._onRequestSyncScrollBar.fire(),!0}keypadNumericMode(){return this._logService.debug("Switching back to normal keypad."),this._coreService.decPrivateModes.applicationKeypad=!1,this._onRequestSyncScrollBar.fire(),!0}selectDefaultCharset(){return this._charsetService.setgLevel(0),this._charsetService.setgCharset(0,o.DEFAULT_CHARSET),!0}selectCharset(e){return 2!==e.length?(this.selectDefaultCharset(),!0):("/"===e[0]||this._charsetService.setgCharset(b[e[0]],o.CHARSETS[e[1]]||o.DEFAULT_CHARSET),!0)}index(){return this._restrictCursor(),this._activeBuffer.y++,this._activeBuffer.y===this._activeBuffer.scrollBottom+1?(this._activeBuffer.y--,this._bufferService.scroll(this._eraseAttrData())):this._activeBuffer.y>=this._bufferService.rows&&(this._activeBuffer.y=this._bufferService.rows-1),this._restrictCursor(),!0}tabSet(){return this._activeBuffer.tabs[this._activeBuffer.x]=!0,!0}reverseIndex(){if(this._restrictCursor(),this._activeBuffer.y===this._activeBuffer.scrollTop){const e=this._activeBuffer.scrollBottom-this._activeBuffer.scrollTop;this._activeBuffer.lines.shiftElements(this._activeBuffer.ybase+this._activeBuffer.y,e,1),this._activeBuffer.lines.set(this._activeBuffer.ybase+this._activeBuffer.y,this._activeBuffer.getBlankLine(this._eraseAttrData())),this._dirtyRowTracker.markRangeDirty(this._activeBuffer.scrollTop,this._activeBuffer.scrollBottom)}else this._activeBuffer.y--,this._restrictCursor();return!0}fullReset(){return this._parser.reset(),this._onRequestReset.fire(),!0}reset(){this._curAttrData=c.DEFAULT_ATTR_DATA.clone(),this._eraseAttrDataInternal=c.DEFAULT_ATTR_DATA.clone()}_eraseAttrData(){return this._eraseAttrDataInternal.bg&=-67108864,this._eraseAttrDataInternal.bg|=67108863&this._curAttrData.bg,this._eraseAttrDataInternal}setgLevel(e){return this._charsetService.setgLevel(e),!0}screenAlignmentPattern(){const e=new u.CellData;e.content=1<<22|"E".charCodeAt(0),e.fg=this._curAttrData.fg,e.bg=this._curAttrData.bg,this._setCursor(0,0);for(let t=0;t<this._bufferService.rows;++t){const i=this._activeBuffer.ybase+this._activeBuffer.y+t,s=this._activeBuffer.lines.get(i);s&&(s.fill(e),s.isWrapped=!1)}return this._dirtyRowTracker.markAllDirty(),this._setCursor(0,0),!0}requestStatusString(e,t){const i=this._bufferService.buffer,s=this._optionsService.rawOptions;return(e=>(this._coreService.triggerDataEvent(`${n.C0.ESC}${e}${n.C0.ESC}\\`),!0))('"q'===e?`P1$r${this._curAttrData.isProtected()?1:0}"q`:'"p'===e?'P1$r61;1"p':"r"===e?`P1$r${i.scrollTop+1};${i.scrollBottom+1}r`:"m"===e?"P1$r0m":" q"===e?`P1$r${{block:2,underline:4,bar:6}[s.cursorStyle]-(s.cursorBlink?1:0)} q`:"P0$r")}markRangeDirty(e,t){this._dirtyRowTracker.markRangeDirty(e,t)}}t.InputHandler=D;let L=class{constructor(e){this._bufferService=e,this.clearRange()}clearRange(){this.start=this._bufferService.buffer.y,this.end=this._bufferService.buffer.y}markDirty(e){e<this.start?this.start=e:e>this.end&&(this.end=e)}markRangeDirty(e,t){e>t&&(E=e,e=t,t=E),e<this.start&&(this.start=e),t>this.end&&(this.end=t)}markAllDirty(){this.markRangeDirty(0,this._bufferService.rows-1)}};function R(e){return 0<=e&&e<256}L=s([r(0,f.IBufferService)],L)},7710:(e,t)=>{Object.defineProperty(t,"__esModule",{value:!0}),t.FourKeyMap=t.TwoKeyMap=void 0;class i{constructor(){this._data={}}set(e,t,i){this._data[e]||(this._data[e]={}),this._data[e][t]=i}get(e,t){return this._data[e]?this._data[e][t]:void 0}clear(){this._data={}}}t.TwoKeyMap=i,t.FourKeyMap=class{constructor(){this._data=new i}set(e,t,s,r,n){this._data.get(e,t)||this._data.set(e,t,new i),this._data.get(e,t).set(s,r,n)}get(e,t,i,s){return this._data.get(e,t)?.get(i,s)}clear(){this._data.clear()}}},701:(e,t)=>{Object.defineProperty(t,"__esModule",{value:!0}),t.isChromeOS=t.isLinux=t.isWindows=t.isIphone=t.isIpad=t.isMac=t.isSafari=t.isLegacyEdge=t.isFirefox=t.isNode=void 0,t.getSafariVersion=function(){if(!t.isSafari)return 0;const e=i.match(/Version\/(\d+)/);return null===e||e.length<2?0:parseInt(e[1])},t.isNode="undefined"!=typeof process&&"title"in process;const i=t.isNode?"node":navigator.userAgent,s=t.isNode?"node":navigator.platform;t.isFirefox=i.includes("Firefox"),t.isLegacyEdge=i.includes("Edge"),t.isSafari=/^((?!chrome|android).)*safari/i.test(i),t.isMac=["Macintosh","MacIntel","MacPPC","Mac68K"].includes(s),t.isIpad="iPad"===s,t.isIphone="iPhone"===s,t.isWindows=["Windows","Win16","Win32","WinCE"].includes(s),t.isLinux=s.indexOf("Linux")>=0,t.isChromeOS=/\bCrOS\b/.test(i)},3087:(e,t,i)=>{Object.defineProperty(t,"__esModule",{value:!0}),t.SortedList=void 0;const s=i(6168);let r=0;t.SortedList=class{constructor(e){this._getKey=e,this._array=[],this._insertedValues=[],this._flushInsertedTask=new s.IdleTaskQueue,this._isFlushingInserted=!1,this._deletedIndices=[],this._flushDeletedTask=new s.IdleTaskQueue,this._isFlushingDeleted=!1}clear(){this._array.length=0,this._insertedValues.length=0,this._flushInsertedTask.clear(),this._isFlushingInserted=!1,this._deletedIndices.length=0,this._flushDeletedTask.clear(),this._isFlushingDeleted=!1}insert(e){this._flushCleanupDeleted(),0===this._insertedValues.length&&this._flushInsertedTask.enqueue((()=>this._flushInserted())),this._insertedValues.push(e)}_flushInserted(){const e=this._insertedValues.sort(((e,t)=>this._getKey(e)-this._getKey(t)));let t=0,i=0;const s=new Array(this._array.length+this._insertedValues.length);for(let r=0;r<s.length;r++)i>=this._array.length||this._getKey(e[t])<=this._getKey(this._array[i])?(s[r]=e[t],t++):s[r]=this._array[i++];this._array=s,this._insertedValues.length=0}_flushCleanupInserted(){!this._isFlushingInserted&&this._insertedValues.length>0&&this._flushInsertedTask.flush()}delete(e){if(this._flushCleanupInserted(),0===this._array.length)return!1;const t=this._getKey(e);if(void 0===t)return!1;if(r=this._search(t),-1===r)return!1;if(this._getKey(this._array[r])!==t)return!1;do{if(this._array[r]===e)return 0===this._deletedIndices.length&&this._flushDeletedTask.enqueue((()=>this._flushDeleted())),this._deletedIndices.push(r),!0}while(++r<this._array.length&&this._getKey(this._array[r])===t);return!1}_flushDeleted(){this._isFlushingDeleted=!0;const e=this._deletedIndices.sort(((e,t)=>e-t));let t=0;const i=new Array(this._array.length-e.length);let s=0;for(let r=0;r<this._array.length;r++)e[t]===r?t++:i[s++]=this._array[r];this._array=i,this._deletedIndices.length=0,this._isFlushingDeleted=!1}_flushCleanupDeleted(){!this._isFlushingDeleted&&this._deletedIndices.length>0&&this._flushDeletedTask.flush()}*getKeyIterator(e){if(this._flushCleanupInserted(),this._flushCleanupDeleted(),0!==this._array.length&&(r=this._search(e),!(r<0||r>=this._array.length)&&this._getKey(this._array[r])===e))do{yield this._array[r]}while(++r<this._array.length&&this._getKey(this._array[r])===e)}forEachByKey(e,t){if(this._flushCleanupInserted(),this._flushCleanupDeleted(),0!==this._array.length&&(r=this._search(e),!(r<0||r>=this._array.length)&&this._getKey(this._array[r])===e))do{t(this._array[r])}while(++r<this._array.length&&this._getKey(this._array[r])===e)}values(){return this._flushCleanupInserted(),this._flushCleanupDeleted(),[...this._array].values()}_search(e){let t=0,i=this._array.length-1;for(;i>=t;){let s=t+i>>1;const r=this._getKey(this._array[s]);if(r>e)i=s-1;else{if(!(r<e)){for(;s>0&&this._getKey(this._array[s-1])===e;)s--;return s}t=s+1}}return t}}},6168:(e,t,i)=>{Object.defineProperty(t,"__esModule",{value:!0}),t.DebouncedIdleTask=t.IdleTaskQueue=t.PriorityTaskQueue=void 0;const s=i(701);class r{constructor(){this._tasks=[],this._i=0}enqueue(e){this._tasks.push(e),this._start()}flush(){for(;this._i<this._tasks.length;)this._tasks[this._i]()||this._i++;this.clear()}clear(){this._idleCallback&&(this._cancelCallback(this._idleCallback),this._idleCallback=void 0),this._i=0,this._tasks.length=0}_start(){this._idleCallback||(this._idleCallback=this._requestCallback(this._process.bind(this)))}_process(e){this._idleCallback=void 0;let t=0,i=0,s=e.timeRemaining(),r=0;for(;this._i<this._tasks.length;){if(t=performance.now(),this._tasks[this._i]()||this._i++,t=Math.max(1,performance.now()-t),i=Math.max(t,i),r=e.timeRemaining(),1.5*i>r)return s-t<-20&&console.warn(`task queue exceeded allotted deadline by ${Math.abs(Math.round(s-t))}ms`),void this._start();s=r}this.clear()}}class n extends r{_requestCallback(e){return setTimeout((()=>e(this._createDeadline(16))))}_cancelCallback(e){clearTimeout(e)}_createDeadline(e){const t=performance.now()+e;return{timeRemaining:()=>Math.max(0,t-performance.now())}}}t.PriorityTaskQueue=n,t.IdleTaskQueue=!s.isNode&&"requestIdleCallback"in window?class extends r{_requestCallback(e){return requestIdleCallback(e)}_cancelCallback(e){cancelIdleCallback(e)}}:n,t.DebouncedIdleTask=class{constructor(){this._queue=new t.IdleTaskQueue}set(e){this._queue.clear(),this._queue.enqueue(e)}flush(){this._queue.flush()}}},5882:(e,t,i)=>{Object.defineProperty(t,"__esModule",{value:!0}),t.updateWindowsModeWrappedState=function(e){const t=e.buffer.lines.get(e.buffer.ybase+e.buffer.y-1),i=t?.get(e.cols-1),r=e.buffer.lines.get(e.buffer.ybase+e.buffer.y);r&&i&&(r.isWrapped=i[s.CHAR_DATA_CODE_INDEX]!==s.NULL_CELL_CODE&&i[s.CHAR_DATA_CODE_INDEX]!==s.WHITESPACE_CELL_CODE)};const s=i(8938)},5451:(e,t)=>{Object.defineProperty(t,"__esModule",{value:!0}),t.ExtendedAttrs=t.AttributeData=void 0;class i{constructor(){this.fg=0,this.bg=0,this.extended=new s}static toColorRGB(e){return[e>>>16&255,e>>>8&255,255&e]}static fromColorRGB(e){return(255&e[0])<<16|(255&e[1])<<8|255&e[2]}clone(){const e=new i;return e.fg=this.fg,e.bg=this.bg,e.extended=this.extended.clone(),e}isInverse(){return 67108864&this.fg}isBold(){return 134217728&this.fg}isUnderline(){return this.hasExtendedAttrs()&&0!==this.extended.underlineStyle?1:268435456&this.fg}isBlink(){return 536870912&this.fg}isInvisible(){return 1073741824&this.fg}isItalic(){return 67108864&this.bg}isDim(){return 134217728&this.bg}isStrikethrough(){return 2147483648&this.fg}isProtected(){return 536870912&this.bg}isOverline(){return 1073741824&this.bg}getFgColorMode(){return 50331648&this.fg}getBgColorMode(){return 50331648&this.bg}isFgRGB(){return!(50331648&~this.fg)}isBgRGB(){return!(50331648&~this.bg)}isFgPalette(){return 16777216==(50331648&this.fg)||33554432==(50331648&this.fg)}isBgPalette(){return 16777216==(50331648&this.bg)||33554432==(50331648&this.bg)}isFgDefault(){return!(50331648&this.fg)}isBgDefault(){return!(50331648&this.bg)}isAttributeDefault(){return 0===this.fg&&0===this.bg}getFgColor(){switch(50331648&this.fg){case 16777216:case 33554432:return 255&this.fg;case 50331648:return 16777215&this.fg;default:return-1}}getBgColor(){switch(50331648&this.bg){case 16777216:case 33554432:return 255&this.bg;case 50331648:return 16777215&this.bg;default:return-1}}hasExtendedAttrs(){return 268435456&this.bg}updateExtended(){this.extended.isEmpty()?this.bg&=-268435457:this.bg|=268435456}getUnderlineColor(){if(268435456&this.bg&&~this.extended.underlineColor)switch(50331648&this.extended.underlineColor){case 16777216:case 33554432:return 255&this.extended.underlineColor;case 50331648:return 16777215&this.extended.underlineColor;default:return this.getFgColor()}return this.getFgColor()}getUnderlineColorMode(){return 268435456&this.bg&&~this.extended.underlineColor?50331648&this.extended.underlineColor:this.getFgColorMode()}isUnderlineColorRGB(){return 268435456&this.bg&&~this.extended.underlineColor?!(50331648&~this.extended.underlineColor):this.isFgRGB()}isUnderlineColorPalette(){return 268435456&this.bg&&~this.extended.underlineColor?16777216==(50331648&this.extended.underlineColor)||33554432==(50331648&this.extended.underlineColor):this.isFgPalette()}isUnderlineColorDefault(){return 268435456&this.bg&&~this.extended.underlineColor?!(50331648&this.extended.underlineColor):this.isFgDefault()}getUnderlineStyle(){return 268435456&this.fg?268435456&this.bg?this.extended.underlineStyle:1:0}getUnderlineVariantOffset(){return this.extended.underlineVariantOffset}}t.AttributeData=i;class s{get ext(){return this._urlId?-469762049&this._ext|this.underlineStyle<<26:this._ext}set ext(e){this._ext=e}get underlineStyle(){return this._urlId?5:(469762048&this._ext)>>26}set underlineStyle(e){this._ext&=-469762049,this._ext|=e<<26&469762048}get underlineColor(){return 67108863&this._ext}set underlineColor(e){this._ext&=-67108864,this._ext|=67108863&e}get urlId(){return this._urlId}set urlId(e){this._urlId=e}get underlineVariantOffset(){const e=(3758096384&this._ext)>>29;return e<0?4294967288^e:e}set underlineVariantOffset(e){this._ext&=536870911,this._ext|=e<<29&3758096384}constructor(e=0,t=0){this._ext=0,this._urlId=0,this._ext=e,this._urlId=t}clone(){return new s(this._ext,this._urlId)}isEmpty(){return 0===this.underlineStyle&&0===this._urlId}}t.ExtendedAttrs=s},1073:(e,t,i)=>{Object.defineProperty(t,"__esModule",{value:!0}),t.Buffer=t.MAX_BUFFER_SIZE=void 0;const s=i(5639),r=i(6168),n=i(5451),o=i(6107),a=i(732),l=i(3055),h=i(8938),c=i(8158),d=i(6760);t.MAX_BUFFER_SIZE=4294967295,t.Buffer=class{constructor(e,t,i){this._hasScrollback=e,this._optionsService=t,this._bufferService=i,this.ydisp=0,this.ybase=0,this.y=0,this.x=0,this.tabs={},this.savedY=0,this.savedX=0,this.savedCurAttrData=o.DEFAULT_ATTR_DATA.clone(),this.savedCharset=d.DEFAULT_CHARSET,this.markers=[],this._nullCell=l.CellData.fromCharData([0,h.NULL_CELL_CHAR,h.NULL_CELL_WIDTH,h.NULL_CELL_CODE]),this._whitespaceCell=l.CellData.fromCharData([0,h.WHITESPACE_CELL_CHAR,h.WHITESPACE_CELL_WIDTH,h.WHITESPACE_CELL_CODE]),this._isClearing=!1,this._memoryCleanupQueue=new r.IdleTaskQueue,this._memoryCleanupPosition=0,this._cols=this._bufferService.cols,this._rows=this._bufferService.rows,this.lines=new s.CircularList(this._getCorrectBufferLength(this._rows)),this.scrollTop=0,this.scrollBottom=this._rows-1,this.setupTabStops()}getNullCell(e){return e?(this._nullCell.fg=e.fg,this._nullCell.bg=e.bg,this._nullCell.extended=e.extended):(this._nullCell.fg=0,this._nullCell.bg=0,this._nullCell.extended=new n.ExtendedAttrs),this._nullCell}getWhitespaceCell(e){return e?(this._whitespaceCell.fg=e.fg,this._whitespaceCell.bg=e.bg,this._whitespaceCell.extended=e.extended):(this._whitespaceCell.fg=0,this._whitespaceCell.bg=0,this._whitespaceCell.extended=new n.ExtendedAttrs),this._whitespaceCell}getBlankLine(e,t){return new o.BufferLine(this._bufferService.cols,this.getNullCell(e),t)}get hasScrollback(){return this._hasScrollback&&this.lines.maxLength>this._rows}get isCursorInViewport(){const e=this.ybase+this.y-this.ydisp;return e>=0&&e<this._rows}_getCorrectBufferLength(e){if(!this._hasScrollback)return e;const i=e+this._optionsService.rawOptions.scrollback;return i>t.MAX_BUFFER_SIZE?t.MAX_BUFFER_SIZE:i}fillViewportRows(e){if(0===this.lines.length){void 0===e&&(e=o.DEFAULT_ATTR_DATA);let t=this._rows;for(;t--;)this.lines.push(this.getBlankLine(e))}}clear(){this.ydisp=0,this.ybase=0,this.y=0,this.x=0,this.lines=new s.CircularList(this._getCorrectBufferLength(this._rows)),this.scrollTop=0,this.scrollBottom=this._rows-1,this.setupTabStops()}resize(e,t){const i=this.getNullCell(o.DEFAULT_ATTR_DATA);let s=0;const r=this._getCorrectBufferLength(t);if(r>this.lines.maxLength&&(this.lines.maxLength=r),this.lines.length>0){if(this._cols<e)for(let t=0;t<this.lines.length;t++)s+=+this.lines.get(t).resize(e,i);let n=0;if(this._rows<t)for(let s=this._rows;s<t;s++)this.lines.length<t+this.ybase&&(this._optionsService.rawOptions.windowsMode||void 0!==this._optionsService.rawOptions.windowsPty.backend||void 0!==this._optionsService.rawOptions.windowsPty.buildNumber?this.lines.push(new o.BufferLine(e,i)):this.ybase>0&&this.lines.length<=this.ybase+this.y+n+1?(this.ybase--,n++,this.ydisp>0&&this.ydisp--):this.lines.push(new o.BufferLine(e,i)));else for(let e=this._rows;e>t;e--)this.lines.length>t+this.ybase&&(this.lines.length>this.ybase+this.y+1?this.lines.pop():(this.ybase++,this.ydisp++));if(r<this.lines.maxLength){const e=this.lines.length-r;e>0&&(this.lines.trimStart(e),this.ybase=Math.max(this.ybase-e,0),this.ydisp=Math.max(this.ydisp-e,0),this.savedY=Math.max(this.savedY-e,0)),this.lines.maxLength=r}this.x=Math.min(this.x,e-1),this.y=Math.min(this.y,t-1),n&&(this.y+=n),this.savedX=Math.min(this.savedX,e-1),this.scrollTop=0}if(this.scrollBottom=t-1,this._isReflowEnabled&&(this._reflow(e,t),this._cols>e))for(let t=0;t<this.lines.length;t++)s+=+this.lines.get(t).resize(e,i);this._cols=e,this._rows=t,this._memoryCleanupQueue.clear(),s>.1*this.lines.length&&(this._memoryCleanupPosition=0,this._memoryCleanupQueue.enqueue((()=>this._batchedMemoryCleanup())))}_batchedMemoryCleanup(){let e=!0;this._memoryCleanupPosition>=this.lines.length&&(this._memoryCleanupPosition=0,e=!1);let t=0;for(;this._memoryCleanupPosition<this.lines.length;)if(t+=this.lines.get(this._memoryCleanupPosition++).cleanupMemory(),t>100)return!0;return e}get _isReflowEnabled(){const e=this._optionsService.rawOptions.windowsPty;return e&&e.buildNumber?this._hasScrollback&&"conpty"===e.backend&&e.buildNumber>=21376:this._hasScrollback&&!this._optionsService.rawOptions.windowsMode}_reflow(e,t){this._cols!==e&&(e>this._cols?this._reflowLarger(e,t):this._reflowSmaller(e,t))}_reflowLarger(e,t){const i=this._optionsService.rawOptions.reflowCursorLine,s=(0,a.reflowLargerGetLinesToRemove)(this.lines,this._cols,e,this.ybase+this.y,this.getNullCell(o.DEFAULT_ATTR_DATA),i);if(s.length>0){const i=(0,a.reflowLargerCreateNewLayout)(this.lines,s);(0,a.reflowLargerApplyNewLayout)(this.lines,i.layout),this._reflowLargerAdjustViewport(e,t,i.countRemoved)}}_reflowLargerAdjustViewport(e,t,i){const s=this.getNullCell(o.DEFAULT_ATTR_DATA);let r=i;for(;r-- >0;)0===this.ybase?(this.y>0&&this.y--,this.lines.length<t&&this.lines.push(new o.BufferLine(e,s))):(this.ydisp===this.ybase&&this.ydisp--,this.ybase--);this.savedY=Math.max(this.savedY-i,0)}_reflowSmaller(e,t){const i=this._optionsService.rawOptions.reflowCursorLine,s=this.getNullCell(o.DEFAULT_ATTR_DATA),r=[];let n=0;for(let l=this.lines.length-1;l>=0;l--){let h=this.lines.get(l);if(!h||!h.isWrapped&&h.getTrimmedLength()<=e)continue;const c=[h];for(;h.isWrapped&&l>0;)h=this.lines.get(--l),c.unshift(h);if(!i){const e=this.ybase+this.y;if(e>=l&&e<l+c.length)continue}const d=c[c.length-1].getTrimmedLength(),u=(0,a.reflowSmallerGetNewLineLengths)(c,this._cols,e),_=u.length-c.length;let f;f=0===this.ybase&&this.y!==this.lines.length-1?Math.max(0,this.y-this.lines.maxLength+_):Math.max(0,this.lines.length-this.lines.maxLength+_);const p=[];for(let e=0;e<_;e++){const e=this.getBlankLine(o.DEFAULT_ATTR_DATA,!0);p.push(e)}p.length>0&&(r.push({start:l+c.length+n,newLines:p}),n+=p.length),c.push(...p);let g=u.length-1,m=u[g];0===m&&(g--,m=u[g]);let v=c.length-_-1,S=d;for(;v>=0;){const e=Math.min(S,m);if(void 0===c[g])break;if(c[g].copyCellsFrom(c[v],S-e,m-e,e,!0),m-=e,0===m&&(g--,m=u[g]),S-=e,0===S){v--;const e=Math.max(v,0);S=(0,a.getWrappedLineTrimmedLength)(c,e,this._cols)}}for(let t=0;t<c.length;t++)u[t]<e&&c[t].setCell(u[t],s);let b=_-f;for(;b-- >0;)0===this.ybase?this.y<t-1?(this.y++,this.lines.pop()):(this.ybase++,this.ydisp++):this.ybase<Math.min(this.lines.maxLength,this.lines.length+n)-t&&(this.ybase===this.ydisp&&this.ydisp++,this.ybase++);this.savedY=Math.min(this.savedY+_,this.ybase+t-1)}if(r.length>0){const e=[],t=[];for(let e=0;e<this.lines.length;e++)t.push(this.lines.get(e));const i=this.lines.length;let s=i-1,o=0,a=r[o];this.lines.length=Math.min(this.lines.maxLength,this.lines.length+n);let l=0;for(let h=Math.min(this.lines.maxLength-1,i+n-1);h>=0;h--)if(a&&a.start>s+l){for(let e=a.newLines.length-1;e>=0;e--)this.lines.set(h--,a.newLines[e]);h++,e.push({index:s+1,amount:a.newLines.length}),l+=a.newLines.length,a=r[++o]}else this.lines.set(h,t[s--]);let h=0;for(let t=e.length-1;t>=0;t--)e[t].index+=h,this.lines.onInsertEmitter.fire(e[t]),h+=e[t].amount;const c=Math.max(0,i+n-this.lines.maxLength);c>0&&this.lines.onTrimEmitter.fire(c)}}translateBufferLineToString(e,t,i=0,s){const r=this.lines.get(e);return r?r.translateToString(t,i,s):""}getWrappedRangeForLine(e){let t=e,i=e;for(;t>0&&this.lines.get(t).isWrapped;)t--;for(;i+1<this.lines.length&&this.lines.get(i+1).isWrapped;)i++;return{first:t,last:i}}setupTabStops(e){for(null!=e?this.tabs[e]||(e=this.prevStop(e)):(this.tabs={},e=0);e<this._cols;e+=this._optionsService.rawOptions.tabStopWidth)this.tabs[e]=!0}prevStop(e){for(null==e&&(e=this.x);!this.tabs[--e]&&e>0;);return e>=this._cols?this._cols-1:e<0?0:e}nextStop(e){for(null==e&&(e=this.x);!this.tabs[++e]&&e<this._cols;);return e>=this._cols?this._cols-1:e<0?0:e}clearMarkers(e){this._isClearing=!0;for(let t=0;t<this.markers.length;t++)this.markers[t].line===e&&(this.markers[t].dispose(),this.markers.splice(t--,1));this._isClearing=!1}clearAllMarkers(){this._isClearing=!0;for(let e=0;e<this.markers.length;e++)this.markers[e].dispose();this.markers.length=0,this._isClearing=!1}addMarker(e){const t=new c.Marker(e);return this.markers.push(t),t.register(this.lines.onTrim((e=>{t.line-=e,t.line<0&&t.dispose()}))),t.register(this.lines.onInsert((e=>{t.line>=e.index&&(t.line+=e.amount)}))),t.register(this.lines.onDelete((e=>{t.line>=e.index&&t.line<e.index+e.amount&&t.dispose(),t.line>e.index&&(t.line-=e.amount)}))),t.register(t.onDispose((()=>this._removeMarker(t)))),t}_removeMarker(e){this._isClearing||this.markers.splice(this.markers.indexOf(e),1)}}},6107:(e,t,i)=>{Object.defineProperty(t,"__esModule",{value:!0}),t.BufferLine=t.DEFAULT_ATTR_DATA=void 0;const s=i(5451),r=i(3055),n=i(8938),o=i(726);t.DEFAULT_ATTR_DATA=Object.freeze(new s.AttributeData);let a=0;class l{constructor(e,t,i=!1){this.isWrapped=i,this._combined={},this._extendedAttrs={},this._data=new Uint32Array(3*e);const s=t||r.CellData.fromCharData([0,n.NULL_CELL_CHAR,n.NULL_CELL_WIDTH,n.NULL_CELL_CODE]);for(let t=0;t<e;++t)this.setCell(t,s);this.length=e}get(e){const t=this._data[3*e+0],i=2097151&t;return[this._data[3*e+1],2097152&t?this._combined[e]:i?(0,o.stringFromCodePoint)(i):"",t>>22,2097152&t?this._combined[e].charCodeAt(this._combined[e].length-1):i]}set(e,t){this._data[3*e+1]=t[n.CHAR_DATA_ATTR_INDEX],t[n.CHAR_DATA_CHAR_INDEX].length>1?(this._combined[e]=t[1],this._data[3*e+0]=2097152|e|t[n.CHAR_DATA_WIDTH_INDEX]<<22):this._data[3*e+0]=t[n.CHAR_DATA_CHAR_INDEX].charCodeAt(0)|t[n.CHAR_DATA_WIDTH_INDEX]<<22}getWidth(e){return this._data[3*e+0]>>22}hasWidth(e){return 12582912&this._data[3*e+0]}getFg(e){return this._data[3*e+1]}getBg(e){return this._data[3*e+2]}hasContent(e){return 4194303&this._data[3*e+0]}getCodePoint(e){const t=this._data[3*e+0];return 2097152&t?this._combined[e].charCodeAt(this._combined[e].length-1):2097151&t}isCombined(e){return 2097152&this._data[3*e+0]}getString(e){const t=this._data[3*e+0];return 2097152&t?this._combined[e]:2097151&t?(0,o.stringFromCodePoint)(2097151&t):""}isProtected(e){return 536870912&this._data[3*e+2]}loadCell(e,t){return a=3*e,t.content=this._data[a+0],t.fg=this._data[a+1],t.bg=this._data[a+2],2097152&t.content&&(t.combinedData=this._combined[e]),268435456&t.bg&&(t.extended=this._extendedAttrs[e]),t}setCell(e,t){2097152&t.content&&(this._combined[e]=t.combinedData),268435456&t.bg&&(this._extendedAttrs[e]=t.extended),this._data[3*e+0]=t.content,this._data[3*e+1]=t.fg,this._data[3*e+2]=t.bg}setCellFromCodepoint(e,t,i,s){268435456&s.bg&&(this._extendedAttrs[e]=s.extended),this._data[3*e+0]=t|i<<22,this._data[3*e+1]=s.fg,this._data[3*e+2]=s.bg}addCodepointToCell(e,t,i){let s=this._data[3*e+0];2097152&s?this._combined[e]+=(0,o.stringFromCodePoint)(t):2097151&s?(this._combined[e]=(0,o.stringFromCodePoint)(2097151&s)+(0,o.stringFromCodePoint)(t),s&=-2097152,s|=2097152):s=t|1<<22,i&&(s&=-12582913,s|=i<<22),this._data[3*e+0]=s}insertCells(e,t,i){if((e%=this.length)&&2===this.getWidth(e-1)&&this.setCellFromCodepoint(e-1,0,1,i),t<this.length-e){const s=new r.CellData;for(let i=this.length-e-t-1;i>=0;--i)this.setCell(e+t+i,this.loadCell(e+i,s));for(let s=0;s<t;++s)this.setCell(e+s,i)}else for(let t=e;t<this.length;++t)this.setCell(t,i);2===this.getWidth(this.length-1)&&this.setCellFromCodepoint(this.length-1,0,1,i)}deleteCells(e,t,i){if(e%=this.length,t<this.length-e){const s=new r.CellData;for(let i=0;i<this.length-e-t;++i)this.setCell(e+i,this.loadCell(e+t+i,s));for(let e=this.length-t;e<this.length;++e)this.setCell(e,i)}else for(let t=e;t<this.length;++t)this.setCell(t,i);e&&2===this.getWidth(e-1)&&this.setCellFromCodepoint(e-1,0,1,i),0!==this.getWidth(e)||this.hasContent(e)||this.setCellFromCodepoint(e,0,1,i)}replaceCells(e,t,i,s=!1){if(s)for(e&&2===this.getWidth(e-1)&&!this.isProtected(e-1)&&this.setCellFromCodepoint(e-1,0,1,i),t<this.length&&2===this.getWidth(t-1)&&!this.isProtected(t)&&this.setCellFromCodepoint(t,0,1,i);e<t&&e<this.length;)this.isProtected(e)||this.setCell(e,i),e++;else for(e&&2===this.getWidth(e-1)&&this.setCellFromCodepoint(e-1,0,1,i),t<this.length&&2===this.getWidth(t-1)&&this.setCellFromCodepoint(t,0,1,i);e<t&&e<this.length;)this.setCell(e++,i)}resize(e,t){if(e===this.length)return 4*this._data.length*2<this._data.buffer.byteLength;const i=3*e;if(e>this.length){if(this._data.buffer.byteLength>=4*i)this._data=new Uint32Array(this._data.buffer,0,i);else{const e=new Uint32Array(i);e.set(this._data),this._data=e}for(let i=this.length;i<e;++i)this.setCell(i,t)}else{this._data=this._data.subarray(0,i);const t=Object.keys(this._combined);for(let i=0;i<t.length;i++){const s=parseInt(t[i],10);s>=e&&delete this._combined[s]}const s=Object.keys(this._extendedAttrs);for(let t=0;t<s.length;t++){const i=parseInt(s[t],10);i>=e&&delete this._extendedAttrs[i]}}return this.length=e,4*i*2<this._data.buffer.byteLength}cleanupMemory(){if(4*this._data.length*2<this._data.buffer.byteLength){const e=new Uint32Array(this._data.length);return e.set(this._data),this._data=e,1}return 0}fill(e,t=!1){if(t)for(let t=0;t<this.length;++t)this.isProtected(t)||this.setCell(t,e);else{this._combined={},this._extendedAttrs={};for(let t=0;t<this.length;++t)this.setCell(t,e)}}copyFrom(e){this.length!==e.length?this._data=new Uint32Array(e._data):this._data.set(e._data),this.length=e.length,this._combined={};for(const t in e._combined)this._combined[t]=e._combined[t];this._extendedAttrs={};for(const t in e._extendedAttrs)this._extendedAttrs[t]=e._extendedAttrs[t];this.isWrapped=e.isWrapped}clone(){const e=new l(0);e._data=new Uint32Array(this._data),e.length=this.length;for(const t in this._combined)e._combined[t]=this._combined[t];for(const t in this._extendedAttrs)e._extendedAttrs[t]=this._extendedAttrs[t];return e.isWrapped=this.isWrapped,e}getTrimmedLength(){for(let e=this.length-1;e>=0;--e)if(4194303&this._data[3*e+0])return e+(this._data[3*e+0]>>22);return 0}getNoBgTrimmedLength(){for(let e=this.length-1;e>=0;--e)if(4194303&this._data[3*e+0]||50331648&this._data[3*e+2])return e+(this._data[3*e+0]>>22);return 0}copyCellsFrom(e,t,i,s,r){const n=e._data;if(r)for(let r=s-1;r>=0;r--){for(let e=0;e<3;e++)this._data[3*(i+r)+e]=n[3*(t+r)+e];268435456&n[3*(t+r)+2]&&(this._extendedAttrs[i+r]=e._extendedAttrs[t+r])}else for(let r=0;r<s;r++){for(let e=0;e<3;e++)this._data[3*(i+r)+e]=n[3*(t+r)+e];268435456&n[3*(t+r)+2]&&(this._extendedAttrs[i+r]=e._extendedAttrs[t+r])}const o=Object.keys(e._combined);for(let s=0;s<o.length;s++){const r=parseInt(o[s],10);r>=t&&(this._combined[r-t+i]=e._combined[r])}}translateToString(e,t,i,s){t=t??0,i=i??this.length,e&&(i=Math.min(i,this.getTrimmedLength())),s&&(s.length=0);let r="";for(;t<i;){const e=this._data[3*t+0],i=2097151&e,a=2097152&e?this._combined[t]:i?(0,o.stringFromCodePoint)(i):n.WHITESPACE_CELL_CHAR;if(r+=a,s)for(let e=0;e<a.length;++e)s.push(t);t+=e>>22||1}return s&&s.push(t),r}}t.BufferLine=l},9384:(e,t)=>{Object.defineProperty(t,"__esModule",{value:!0}),t.getRangeLength=function(e,t){if(e.start.y>e.end.y)throw new Error(`Buffer range end (${e.end.x}, ${e.end.y}) cannot be before start (${e.start.x}, ${e.start.y})`);return t*(e.end.y-e.start.y)+(e.end.x-e.start.x+1)}},732:(e,t)=>{function i(e,t,i){if(t===e.length-1)return e[t].getTrimmedLength();const s=!e[t].hasContent(i-1)&&1===e[t].getWidth(i-1),r=2===e[t+1].getWidth(0);return s&&r?i-1:i}Object.defineProperty(t,"__esModule",{value:!0}),t.reflowLargerGetLinesToRemove=function(e,t,s,r,n,o){const a=[];for(let l=0;l<e.length-1;l++){let h=l,c=e.get(++h);if(!c.isWrapped)continue;const d=[e.get(l)];for(;h<e.length&&c.isWrapped;)d.push(c),c=e.get(++h);if(!o&&r>=l&&r<h){l+=d.length-1;continue}let u=0,_=i(d,u,t),f=1,p=0;for(;f<d.length;){const e=i(d,f,t),r=e-p,o=s-_,a=Math.min(r,o);d[u].copyCellsFrom(d[f],p,_,a,!1),_+=a,_===s&&(u++,_=0),p+=a,p===e&&(f++,p=0),0===_&&0!==u&&2===d[u-1].getWidth(s-1)&&(d[u].copyCellsFrom(d[u-1],s-1,_++,1,!1),d[u-1].setCell(s-1,n))}d[u].replaceCells(_,s,n);let g=0;for(let e=d.length-1;e>0&&(e>u||0===d[e].getTrimmedLength());e--)g++;g>0&&(a.push(l+d.length-g),a.push(g)),l+=d.length-1}return a},t.reflowLargerCreateNewLayout=function(e,t){const i=[];let s=0,r=t[s],n=0;for(let o=0;o<e.length;o++)if(r===o){const i=t[++s];e.onDeleteEmitter.fire({index:o-n,amount:i}),o+=i-1,n+=i,r=t[++s]}else i.push(o);return{layout:i,countRemoved:n}},t.reflowLargerApplyNewLayout=function(e,t){const i=[];for(let s=0;s<t.length;s++)i.push(e.get(t[s]));for(let t=0;t<i.length;t++)e.set(t,i[t]);e.length=t.length},t.reflowSmallerGetNewLineLengths=function(e,t,s){const r=[],n=e.map(((s,r)=>i(e,r,t))).reduce(((e,t)=>e+t));let o=0,a=0,l=0;for(;l<n;){if(n-l<s){r.push(n-l);break}o+=s;const h=i(e,a,t);o>h&&(o-=h,a++);const c=2===e[a].getWidth(o-1);c&&o--;const d=c?s-1:s;r.push(d),l+=d}return r},t.getWrappedLineTrimmedLength=i},4097:(e,t,i)=>{Object.defineProperty(t,"__esModule",{value:!0}),t.BufferSet=void 0;const s=i(7150),r=i(1073),n=i(802);class o extends s.Disposable{constructor(e,t){super(),this._optionsService=e,this._bufferService=t,this._onBufferActivate=this._register(new n.Emitter),this.onBufferActivate=this._onBufferActivate.event,this.reset(),this._register(this._optionsService.onSpecificOptionChange("scrollback",(()=>this.resize(this._bufferService.cols,this._bufferService.rows)))),this._register(this._optionsService.onSpecificOptionChange("tabStopWidth",(()=>this.setupTabStops())))}reset(){this._normal=new r.Buffer(!0,this._optionsService,this._bufferService),this._normal.fillViewportRows(),this._alt=new r.Buffer(!1,this._optionsService,this._bufferService),this._activeBuffer=this._normal,this._onBufferActivate.fire({activeBuffer:this._normal,inactiveBuffer:this._alt}),this.setupTabStops()}get alt(){return this._alt}get active(){return this._activeBuffer}get normal(){return this._normal}activateNormalBuffer(){this._activeBuffer!==this._normal&&(this._normal.x=this._alt.x,this._normal.y=this._alt.y,this._alt.clearAllMarkers(),this._alt.clear(),this._activeBuffer=this._normal,this._onBufferActivate.fire({activeBuffer:this._normal,inactiveBuffer:this._alt}))}activateAltBuffer(e){this._activeBuffer!==this._alt&&(this._alt.fillViewportRows(e),this._alt.x=this._normal.x,this._alt.y=this._normal.y,this._activeBuffer=this._alt,this._onBufferActivate.fire({activeBuffer:this._alt,inactiveBuffer:this._normal}))}resize(e,t){this._normal.resize(e,t),this._alt.resize(e,t),this.setupTabStops(e)}setupTabStops(e){this._normal.setupTabStops(e),this._alt.setupTabStops(e)}}t.BufferSet=o},3055:(e,t,i)=>{Object.defineProperty(t,"__esModule",{value:!0}),t.CellData=void 0;const s=i(726),r=i(8938),n=i(5451);class o extends n.AttributeData{constructor(){super(...arguments),this.content=0,this.fg=0,this.bg=0,this.extended=new n.ExtendedAttrs,this.combinedData=""}static fromCharData(e){const t=new o;return t.setFromCharData(e),t}isCombined(){return 2097152&this.content}getWidth(){return this.content>>22}getChars(){return 2097152&this.content?this.combinedData:2097151&this.content?(0,s.stringFromCodePoint)(2097151&this.content):""}getCode(){return this.isCombined()?this.combinedData.charCodeAt(this.combinedData.length-1):2097151&this.content}setFromCharData(e){this.fg=e[r.CHAR_DATA_ATTR_INDEX],this.bg=0;let t=!1;if(e[r.CHAR_DATA_CHAR_INDEX].length>2)t=!0;else if(2===e[r.CHAR_DATA_CHAR_INDEX].length){const i=e[r.CHAR_DATA_CHAR_INDEX].charCodeAt(0);if(55296<=i&&i<=56319){const s=e[r.CHAR_DATA_CHAR_INDEX].charCodeAt(1);56320<=s&&s<=57343?this.content=1024*(i-55296)+s-56320+65536|e[r.CHAR_DATA_WIDTH_INDEX]<<22:t=!0}else t=!0}else 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if(0===t.indexOf("#")&&(t=t.slice(1),s.exec(t)&&[3,6,9,12].includes(t.length))){const e=t.length/3,i=[0,0,0];for(let s=0;s<3;++s){const r=parseInt(t.slice(e*s,e*s+e),16);i[s]=1===e?r<<4:2===e?r:3===e?r>>4:r>>8}return i}},t.toRgbString=function(e,t=16){const[i,s,n]=e;return`rgb:${r(i,t)}/${r(s,t)}/${r(n,t)}`};const i=/^([\da-f])\/([\da-f])\/([\da-f])$|^([\da-f]{2})\/([\da-f]{2})\/([\da-f]{2})$|^([\da-f]{3})\/([\da-f]{3})\/([\da-f]{3})$|^([\da-f]{4})\/([\da-f]{4})\/([\da-f]{4})$/,s=/^[\da-f]+$/;function r(e,t){const i=e.toString(16),s=i.length<2?"0"+i:i;switch(t){case 4:return i[0];case 8:return s;case 12:return(s+s).slice(0,3);default:return s+s}}},1263:(e,t)=>{Object.defineProperty(t,"__esModule",{value:!0}),t.PAYLOAD_LIMIT=void 0,t.PAYLOAD_LIMIT=1e7},9823:(e,t,i)=>{Object.defineProperty(t,"__esModule",{value:!0}),t.DcsHandler=t.DcsParser=void 0;const s=i(726),r=i(7262),n=i(1263),o=[];t.DcsParser=class{constructor(){this._handlers=Object.create(null),this._active=o,this._ident=0,this._handlerFb=()=>{},this._stack={paused:!1,loopPosition:0,fallThrough:!1}}dispose(){this._handlers=Object.create(null),this._handlerFb=()=>{},this._active=o}registerHandler(e,t){void 0===this._handlers[e]&&(this._handlers[e]=[]);const i=this._handlers[e];return i.push(t),{dispose:()=>{const e=i.indexOf(t);-1!==e&&i.splice(e,1)}}}clearHandler(e){this._handlers[e]&&delete this._handlers[e]}setHandlerFallback(e){this._handlerFb=e}reset(){if(this._active.length)for(let e=this._stack.paused?this._stack.loopPosition-1:this._active.length-1;e>=0;--e)this._active[e].unhook(!1);this._stack.paused=!1,this._active=o,this._ident=0}hook(e,t){if(this.reset(),this._ident=e,this._active=this._handlers[e]||o,this._active.length)for(let e=this._active.length-1;e>=0;e--)this._active[e].hook(t);else this._handlerFb(this._ident,"HOOK",t)}put(e,t,i){if(this._active.length)for(let s=this._active.length-1;s>=0;s--)this._active[s].put(e,t,i);else this._handlerFb(this._ident,"PUT",(0,s.utf32ToString)(e,t,i))}unhook(e,t=!0){if(this._active.length){let i=!1,s=this._active.length-1,r=!1;if(this._stack.paused&&(s=this._stack.loopPosition-1,i=t,r=this._stack.fallThrough,this._stack.paused=!1),!r&&!1===i){for(;s>=0&&(i=this._active[s].unhook(e),!0!==i);s--)if(i instanceof Promise)return this._stack.paused=!0,this._stack.loopPosition=s,this._stack.fallThrough=!1,i;s--}for(;s>=0;s--)if(i=this._active[s].unhook(!1),i instanceof Promise)return this._stack.paused=!0,this._stack.loopPosition=s,this._stack.fallThrough=!0,i}else this._handlerFb(this._ident,"UNHOOK",e);this._active=o,this._ident=0}};const a=new r.Params;a.addParam(0),t.DcsHandler=class{constructor(e){this._handler=e,this._data="",this._params=a,this._hitLimit=!1}hook(e){this._params=e.length>1||e.params[0]?e.clone():a,this._data="",this._hitLimit=!1}put(e,t,i){this._hitLimit||(this._data+=(0,s.utf32ToString)(e,t,i),this._data.length>n.PAYLOAD_LIMIT&&(this._data="",this._hitLimit=!0))}unhook(e){let t=!1;if(this._hitLimit)t=!1;else if(e&&(t=this._handler(this._data,this._params),t instanceof Promise))return t.then((e=>(this._params=a,this._data="",this._hitLimit=!1,e)));return this._params=a,this._data="",this._hitLimit=!1,t}}},6717:(e,t,i)=>{Object.defineProperty(t,"__esModule",{value:!0}),t.EscapeSequenceParser=t.VT500_TRANSITION_TABLE=t.TransitionTable=void 0;const s=i(7150),r=i(7262),n=i(1346),o=i(9823);class a{constructor(e){this.table=new Uint8Array(e)}setDefault(e,t){this.table.fill(e<<4|t)}add(e,t,i,s){this.table[t<<8|e]=i<<4|s}addMany(e,t,i,s){for(let r=0;r<e.length;r++)this.table[t<<8|e[r]]=i<<4|s}}t.TransitionTable=a;const l=160;t.VT500_TRANSITION_TABLE=function(){const e=new a(4095),t=Array.apply(null,Array(256)).map(((e,t)=>t)),i=(e,i)=>t.slice(e,i),s=i(32,127),r=i(0,24);r.push(25),r.push.apply(r,i(28,32));const n=i(0,14);let o;for(o in e.setDefault(1,0),e.addMany(s,0,2,0),n)e.addMany([24,26,153,154],o,3,0),e.addMany(i(128,144),o,3,0),e.addMany(i(144,152),o,3,0),e.add(156,o,0,0),e.add(27,o,11,1),e.add(157,o,4,8),e.addMany([152,158,159],o,0,7),e.add(155,o,11,3),e.add(144,o,11,9);return e.addMany(r,0,3,0),e.addMany(r,1,3,1),e.add(127,1,0,1),e.addMany(r,8,0,8),e.addMany(r,3,3,3),e.add(127,3,0,3),e.addMany(r,4,3,4),e.add(127,4,0,4),e.addMany(r,6,3,6),e.addMany(r,5,3,5),e.add(127,5,0,5),e.addMany(r,2,3,2),e.add(127,2,0,2),e.add(93,1,4,8),e.addMany(s,8,5,8),e.add(127,8,5,8),e.addMany([156,27,24,26,7],8,6,0),e.addMany(i(28,32),8,0,8),e.addMany([88,94,95],1,0,7),e.addMany(s,7,0,7),e.addMany(r,7,0,7),e.add(156,7,0,0),e.add(127,7,0,7),e.add(91,1,11,3),e.addMany(i(64,127),3,7,0),e.addMany(i(48,60),3,8,4),e.addMany([60,61,62,63],3,9,4),e.addMany(i(48,60),4,8,4),e.addMany(i(64,127),4,7,0),e.addMany([60,61,62,63],4,0,6),e.addMany(i(32,64),6,0,6),e.add(127,6,0,6),e.addMany(i(64,127),6,0,0),e.addMany(i(32,48),3,9,5),e.addMany(i(32,48),5,9,5),e.addMany(i(48,64),5,0,6),e.addMany(i(64,127),5,7,0),e.addMany(i(32,48),4,9,5),e.addMany(i(32,48),1,9,2),e.addMany(i(32,48),2,9,2),e.addMany(i(48,127),2,10,0),e.addMany(i(48,80),1,10,0),e.addMany(i(81,88),1,10,0),e.addMany([89,90,92],1,10,0),e.addMany(i(96,127),1,10,0),e.add(80,1,11,9),e.addMany(r,9,0,9),e.add(127,9,0,9),e.addMany(i(28,32),9,0,9),e.addMany(i(32,48),9,9,12),e.addMany(i(48,60),9,8,10),e.addMany([60,61,62,63],9,9,10),e.addMany(r,11,0,11),e.addMany(i(32,128),11,0,11),e.addMany(i(28,32),11,0,11),e.addMany(r,10,0,10),e.add(127,10,0,10),e.addMany(i(28,32),10,0,10),e.addMany(i(48,60),10,8,10),e.addMany([60,61,62,63],10,0,11),e.addMany(i(32,48),10,9,12),e.addMany(r,12,0,12),e.add(127,12,0,12),e.addMany(i(28,32),12,0,12),e.addMany(i(32,48),12,9,12),e.addMany(i(48,64),12,0,11),e.addMany(i(64,127),12,12,13),e.addMany(i(64,127),10,12,13),e.addMany(i(64,127),9,12,13),e.addMany(r,13,13,13),e.addMany(s,13,13,13),e.add(127,13,0,13),e.addMany([27,156,24,26],13,14,0),e.add(l,0,2,0),e.add(l,8,5,8),e.add(l,6,0,6),e.add(l,11,0,11),e.add(l,13,13,13),e}();class h extends s.Disposable{constructor(e=t.VT500_TRANSITION_TABLE){super(),this._transitions=e,this._parseStack={state:0,handlers:[],handlerPos:0,transition:0,chunkPos:0},this.initialState=0,this.currentState=this.initialState,this._params=new r.Params,this._params.addParam(0),this._collect=0,this.precedingJoinState=0,this._printHandlerFb=(e,t,i)=>{},this._executeHandlerFb=e=>{},this._csiHandlerFb=(e,t)=>{},this._escHandlerFb=e=>{},this._errorHandlerFb=e=>e,this._printHandler=this._printHandlerFb,this._executeHandlers=Object.create(null),this._csiHandlers=Object.create(null),this._escHandlers=Object.create(null),this._register((0,s.toDisposable)((()=>{this._csiHandlers=Object.create(null),this._executeHandlers=Object.create(null),this._escHandlers=Object.create(null)}))),this._oscParser=this._register(new n.OscParser),this._dcsParser=this._register(new o.DcsParser),this._errorHandler=this._errorHandlerFb,this.registerEscHandler({final:"\\"},(()=>!0))}_identifier(e,t=[64,126]){let i=0;if(e.prefix){if(e.prefix.length>1)throw new Error("only one byte as prefix supported");if(i=e.prefix.charCodeAt(0),i&&60>i||i>63)throw new Error("prefix must be in range 0x3c .. 0x3f")}if(e.intermediates){if(e.intermediates.length>2)throw new Error("only two bytes as intermediates are supported");for(let t=0;t<e.intermediates.length;++t){const s=e.intermediates.charCodeAt(t);if(32>s||s>47)throw new Error("intermediate must be in range 0x20 .. 0x2f");i<<=8,i|=s}}if(1!==e.final.length)throw new Error("final must be a single byte");const s=e.final.charCodeAt(0);if(t[0]>s||s>t[1])throw new Error(`final must be in range ${t[0]} .. ${t[1]}`);return i<<=8,i|=s,i}identToString(e){const t=[];for(;e;)t.push(String.fromCharCode(255&e)),e>>=8;return t.reverse().join("")}setPrintHandler(e){this._printHandler=e}clearPrintHandler(){this._printHandler=this._printHandlerFb}registerEscHandler(e,t){const i=this._identifier(e,[48,126]);void 0===this._escHandlers[i]&&(this._escHandlers[i]=[]);const s=this._escHandlers[i];return s.push(t),{dispose:()=>{const e=s.indexOf(t);-1!==e&&s.splice(e,1)}}}clearEscHandler(e){this._escHandlers[this._identifier(e,[48,126])]&&delete this._escHandlers[this._identifier(e,[48,126])]}setEscHandlerFallback(e){this._escHandlerFb=e}setExecuteHandler(e,t){this._executeHandlers[e.charCodeAt(0)]=t}clearExecuteHandler(e){this._executeHandlers[e.charCodeAt(0)]&&delete this._executeHandlers[e.charCodeAt(0)]}setExecuteHandlerFallback(e){this._executeHandlerFb=e}registerCsiHandler(e,t){const i=this._identifier(e);void 0===this._csiHandlers[i]&&(this._csiHandlers[i]=[]);const s=this._csiHandlers[i];return s.push(t),{dispose:()=>{const e=s.indexOf(t);-1!==e&&s.splice(e,1)}}}clearCsiHandler(e){this._csiHandlers[this._identifier(e)]&&delete this._csiHandlers[this._identifier(e)]}setCsiHandlerFallback(e){this._csiHandlerFb=e}registerDcsHandler(e,t){return this._dcsParser.registerHandler(this._identifier(e),t)}clearDcsHandler(e){this._dcsParser.clearHandler(this._identifier(e))}setDcsHandlerFallback(e){this._dcsParser.setHandlerFallback(e)}registerOscHandler(e,t){return this._oscParser.registerHandler(e,t)}clearOscHandler(e){this._oscParser.clearHandler(e)}setOscHandlerFallback(e){this._oscParser.setHandlerFallback(e)}setErrorHandler(e){this._errorHandler=e}clearErrorHandler(){this._errorHandler=this._errorHandlerFb}reset(){this.currentState=this.initialState,this._oscParser.reset(),this._dcsParser.reset(),this._params.reset(),this._params.addParam(0),this._collect=0,this.precedingJoinState=0,0!==this._parseStack.state&&(this._parseStack.state=2,this._parseStack.handlers=[])}_preserveStack(e,t,i,s,r){this._parseStack.state=e,this._parseStack.handlers=t,this._parseStack.handlerPos=i,this._parseStack.transition=s,this._parseStack.chunkPos=r}parse(e,t,i){let s,r=0,n=0,o=0;if(this._parseStack.state)if(2===this._parseStack.state)this._parseStack.state=0,o=this._parseStack.chunkPos+1;else{if(void 0===i||1===this._parseStack.state)throw this._parseStack.state=1,new Error("improper continuation due to previous async handler, giving up parsing");const t=this._parseStack.handlers;let n=this._parseStack.handlerPos-1;switch(this._parseStack.state){case 3:if(!1===i&&n>-1)for(;n>=0&&(s=t[n](this._params),!0!==s);n--)if(s instanceof Promise)return this._parseStack.handlerPos=n,s;this._parseStack.handlers=[];break;case 4:if(!1===i&&n>-1)for(;n>=0&&(s=t[n](),!0!==s);n--)if(s instanceof Promise)return this._parseStack.handlerPos=n,s;this._parseStack.handlers=[];break;case 6:if(r=e[this._parseStack.chunkPos],s=this._dcsParser.unhook(24!==r&&26!==r,i),s)return s;27===r&&(this._parseStack.transition|=1),this._params.reset(),this._params.addParam(0),this._collect=0;break;case 5:if(r=e[this._parseStack.chunkPos],s=this._oscParser.end(24!==r&&26!==r,i),s)return s;27===r&&(this._parseStack.transition|=1),this._params.reset(),this._params.addParam(0),this._collect=0}this._parseStack.state=0,o=this._parseStack.chunkPos+1,this.precedingJoinState=0,this.currentState=15&this._parseStack.transition}for(let i=o;i<t;++i){switch(r=e[i],n=this._transitions.table[this.currentState<<8|(r<160?r:l)],n>>4){case 2:for(let s=i+1;;++s){if(s>=t||(r=e[s])<32||r>126&&r<l){this._printHandler(e,i,s),i=s-1;break}if(++s>=t||(r=e[s])<32||r>126&&r<l){this._printHandler(e,i,s),i=s-1;break}if(++s>=t||(r=e[s])<32||r>126&&r<l){this._printHandler(e,i,s),i=s-1;break}if(++s>=t||(r=e[s])<32||r>126&&r<l){this._printHandler(e,i,s),i=s-1;break}}break;case 3:this._executeHandlers[r]?this._executeHandlers[r]():this._executeHandlerFb(r),this.precedingJoinState=0;break;case 0:break;case 1:if(this._errorHandler({position:i,code:r,currentState:this.currentState,collect:this._collect,params:this._params,abort:!1}).abort)return;break;case 7:const o=this._csiHandlers[this._collect<<8|r];let a=o?o.length-1:-1;for(;a>=0&&(s=o[a](this._params),!0!==s);a--)if(s instanceof Promise)return this._preserveStack(3,o,a,n,i),s;a<0&&this._csiHandlerFb(this._collect<<8|r,this._params),this.precedingJoinState=0;break;case 8:do{switch(r){case 59:this._params.addParam(0);break;case 58:this._params.addSubParam(-1);break;default:this._params.addDigit(r-48)}}while(++i<t&&(r=e[i])>47&&r<60);i--;break;case 9:this._collect<<=8,this._collect|=r;break;case 10:const h=this._escHandlers[this._collect<<8|r];let c=h?h.length-1:-1;for(;c>=0&&(s=h[c](),!0!==s);c--)if(s instanceof Promise)return this._preserveStack(4,h,c,n,i),s;c<0&&this._escHandlerFb(this._collect<<8|r),this.precedingJoinState=0;break;case 11:this._params.reset(),this._params.addParam(0),this._collect=0;break;case 12:this._dcsParser.hook(this._collect<<8|r,this._params);break;case 13:for(let s=i+1;;++s)if(s>=t||24===(r=e[s])||26===r||27===r||r>127&&r<l){this._dcsParser.put(e,i,s),i=s-1;break}break;case 14:if(s=this._dcsParser.unhook(24!==r&&26!==r),s)return this._preserveStack(6,[],0,n,i),s;27===r&&(n|=1),this._params.reset(),this._params.addParam(0),this._collect=0,this.precedingJoinState=0;break;case 4:this._oscParser.start();break;case 5:for(let s=i+1;;s++)if(s>=t||(r=e[s])<32||r>127&&r<l){this._oscParser.put(e,i,s),i=s-1;break}break;case 6:if(s=this._oscParser.end(24!==r&&26!==r),s)return this._preserveStack(5,[],0,n,i),s;27===r&&(n|=1),this._params.reset(),this._params.addParam(0),this._collect=0,this.precedingJoinState=0}this.currentState=15&n}}}t.EscapeSequenceParser=h},1346:(e,t,i)=>{Object.defineProperty(t,"__esModule",{value:!0}),t.OscHandler=t.OscParser=void 0;const s=i(1263),r=i(726),n=[];t.OscParser=class{constructor(){this._state=0,this._active=n,this._id=-1,this._handlers=Object.create(null),this._handlerFb=()=>{},this._stack={paused:!1,loopPosition:0,fallThrough:!1}}registerHandler(e,t){void 0===this._handlers[e]&&(this._handlers[e]=[]);const i=this._handlers[e];return i.push(t),{dispose:()=>{const e=i.indexOf(t);-1!==e&&i.splice(e,1)}}}clearHandler(e){this._handlers[e]&&delete this._handlers[e]}setHandlerFallback(e){this._handlerFb=e}dispose(){this._handlers=Object.create(null),this._handlerFb=()=>{},this._active=n}reset(){if(2===this._state)for(let e=this._stack.paused?this._stack.loopPosition-1:this._active.length-1;e>=0;--e)this._active[e].end(!1);this._stack.paused=!1,this._active=n,this._id=-1,this._state=0}_start(){if(this._active=this._handlers[this._id]||n,this._active.length)for(let e=this._active.length-1;e>=0;e--)this._active[e].start();else this._handlerFb(this._id,"START")}_put(e,t,i){if(this._active.length)for(let s=this._active.length-1;s>=0;s--)this._active[s].put(e,t,i);else this._handlerFb(this._id,"PUT",(0,r.utf32ToString)(e,t,i))}start(){this.reset(),this._state=1}put(e,t,i){if(3!==this._state){if(1===this._state)for(;t<i;){const i=e[t++];if(59===i){this._state=2,this._start();break}if(i<48||57<i)return void(this._state=3);-1===this._id&&(this._id=0),this._id=10*this._id+i-48}2===this._state&&i-t>0&&this._put(e,t,i)}}end(e,t=!0){if(0!==this._state){if(3!==this._state)if(1===this._state&&this._start(),this._active.length){let i=!1,s=this._active.length-1,r=!1;if(this._stack.paused&&(s=this._stack.loopPosition-1,i=t,r=this._stack.fallThrough,this._stack.paused=!1),!r&&!1===i){for(;s>=0&&(i=this._active[s].end(e),!0!==i);s--)if(i instanceof Promise)return this._stack.paused=!0,this._stack.loopPosition=s,this._stack.fallThrough=!1,i;s--}for(;s>=0;s--)if(i=this._active[s].end(!1),i instanceof Promise)return this._stack.paused=!0,this._stack.loopPosition=s,this._stack.fallThrough=!0,i}else this._handlerFb(this._id,"END",e);this._active=n,this._id=-1,this._state=0}}},t.OscHandler=class{constructor(e){this._handler=e,this._data="",this._hitLimit=!1}start(){this._data="",this._hitLimit=!1}put(e,t,i){this._hitLimit||(this._data+=(0,r.utf32ToString)(e,t,i),this._data.length>s.PAYLOAD_LIMIT&&(this._data="",this._hitLimit=!0))}end(e){let t=!1;if(this._hitLimit)t=!1;else if(e&&(t=this._handler(this._data),t instanceof Promise))return t.then((e=>(this._data="",this._hitLimit=!1,e)));return this._data="",this._hitLimit=!1,t}}},7262:(e,t)=>{Object.defineProperty(t,"__esModule",{value:!0}),t.Params=void 0;const i=2147483647;class s{static fromArray(e){const t=new s;if(!e.length)return t;for(let i=Array.isArray(e[0])?1:0;i<e.length;++i){const s=e[i];if(Array.isArray(s))for(let e=0;e<s.length;++e)t.addSubParam(s[e]);else t.addParam(s)}return t}constructor(e=32,t=32){if(this.maxLength=e,this.maxSubParamsLength=t,t>256)throw new Error("maxSubParamsLength must not be greater than 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ee extends p.Disposable{static hasFocusWithin(e){if(Q(e)){const t=H(e);return B(t?t.activeElement:e.ownerDocument.activeElement,e)}{const t=e;return B(t.document.activeElement,t.document)}}constructor(e){super(),this._onDidFocus=this._register(new _.Emitter),this.onDidFocus=this._onDidFocus.event,this._onDidBlur=this._register(new _.Emitter),this.onDidBlur=this._onDidBlur.event;let i=ee.hasFocusWithin(e),s=!1;const r=()=>{s=!1,i||(i=!0,this._onDidFocus.fire())},n=()=>{i&&(s=!0,(Q(e)?(0,t.getWindow)(e):e).setTimeout((()=>{s&&(s=!1,i=!1,this._onDidBlur.fire())}),0))};this._refreshStateHandler=()=>{ee.hasFocusWithin(e)!==i&&(i?n():r())},this._register(C(e,t.EventType.FOCUS,r,!0)),this._register(C(e,t.EventType.BLUR,n,!0)),Q(e)&&(this._register(C(e,t.EventType.FOCUS_IN,(()=>this._refreshStateHandler()))),this._register(C(e,t.EventType.FOCUS_OUT,(()=>this._refreshStateHandler()))))}refreshState(){this._refreshStateHandler()}}function te(e,...t){if(e.append(...t),1===t.length&&"string"!=typeof t[0])return t[0]}const ie=/([\w\-]+)?(#([\w\-]+))?((\.([\w\-]+))*)/;var se;function re(e,t,i,...s){const r=ie.exec(t);if(!r)throw new Error("Bad use of emmet");const n=r[1]||"div";let o;return o=e!==se.HTML?document.createElementNS(e,n):document.createElement(n),r[3]&&(o.id=r[3]),r[4]&&(o.className=r[4].replace(/\./g," ").trim()),i&&Object.entries(i).forEach((([e,t])=>{void 0!==t&&(/^on\w+$/.test(e)?o[e]=t:"selected"===e?t&&o.setAttribute(e,"true"):o.setAttribute(e,t))})),o.append(...s),o}function ne(e,t,...i){return re(se.HTML,e,t,...i)}function oe(...e){for(const t of e)t.style.display="",t.removeAttribute("aria-hidden")}function ae(...e){for(const t of e)t.style.display="none",t.setAttribute("aria-hidden","true")}!function(e){e.HTML="http://www.w3.org/1999/xhtml",e.SVG="http://www.w3.org/2000/svg"}(se||(t.Namespace=se={})),ne.SVG=function(e,t,...i){return re(se.SVG,e,t,...i)};const le=780,he=640;var ce;!function(e){e[e.DOCUMENT=1]="DOCUMENT",e[e.BROWSER=2]="BROWSER"}(ce||(t.DetectedFullscreenMode=ce={}));class de extends _.Emitter{constructor(){super(),this._subscriptions=new p.DisposableStore,this._keyStatus={altKey:!1,shiftKey:!1,ctrlKey:!1,metaKey:!1},this._subscriptions.add(_.Event.runAndSubscribe(t.onDidRegisterWindow,(({window:e,disposables:t})=>this.registerListeners(e,t)),{window:v.mainWindow,disposables:this._subscriptions}))}registerListeners(e,t){t.add(C(e,"keydown",(e=>{if(e.defaultPrevented)return;const t=new h.StandardKeyboardEvent(e);if(t.keyCode!==f.KeyCode.Alt||!e.repeat){if(e.altKey&&!this._keyStatus.altKey)this._keyStatus.lastKeyPressed="alt";else if(e.ctrlKey&&!this._keyStatus.ctrlKey)this._keyStatus.lastKeyPressed="ctrl";else if(e.metaKey&&!this._keyStatus.metaKey)this._keyStatus.lastKeyPressed="meta";else if(e.shiftKey&&!this._keyStatus.shiftKey)this._keyStatus.lastKeyPressed="shift";else{if(t.keyCode===f.KeyCode.Alt)return;this._keyStatus.lastKeyPressed=void 0}this._keyStatus.altKey=e.altKey,this._keyStatus.ctrlKey=e.ctrlKey,this._keyStatus.metaKey=e.metaKey,this._keyStatus.shiftKey=e.shiftKey,this._keyStatus.lastKeyPressed&&(this._keyStatus.event=e,this.fire(this._keyStatus))}}),!0)),t.add(C(e,"keyup",(e=>{e.defaultPrevented||(!e.altKey&&this._keyStatus.altKey?this._keyStatus.lastKeyReleased="alt":!e.ctrlKey&&this._keyStatus.ctrlKey?this._keyStatus.lastKeyReleased="ctrl":!e.metaKey&&this._keyStatus.metaKey?this._keyStatus.lastKeyReleased="meta":!e.shiftKey&&this._keyStatus.shiftKey?this._keyStatus.lastKeyReleased="shift":this._keyStatus.lastKeyReleased=void 0,this._keyStatus.lastKeyPressed!==this._keyStatus.lastKeyReleased&&(this._keyStatus.lastKeyPressed=void 0),this._keyStatus.altKey=e.altKey,this._keyStatus.ctrlKey=e.ctrlKey,this._keyStatus.metaKey=e.metaKey,this._keyStatus.shiftKey=e.shiftKey,this._keyStatus.lastKeyReleased&&(this._keyStatus.event=e,this.fire(this._keyStatus)))}),!0)),t.add(C(e.document.body,"mousedown",(()=>{this._keyStatus.lastKeyPressed=void 0}),!0)),t.add(C(e.document.body,"mouseup",(()=>{this._keyStatus.lastKeyPressed=void 0}),!0)),t.add(C(e.document.body,"mousemove",(e=>{e.buttons&&(this._keyStatus.lastKeyPressed=void 0)}),!0)),t.add(C(e,"blur",(()=>{this.resetKeyStatus()})))}get keyStatus(){return this._keyStatus}get isModifierPressed(){return this._keyStatus.altKey||this._keyStatus.ctrlKey||this._keyStatus.metaKey||this._keyStatus.shiftKey}resetKeyStatus(){this.doResetKeyStatus(),this.fire(this._keyStatus)}doResetKeyStatus(){this._keyStatus={altKey:!1,shiftKey:!1,ctrlKey:!1,metaKey:!1}}static getInstance(){return de.instance||(de.instance=new de),de.instance}dispose(){super.dispose(),this._subscriptions.dispose()}}t.ModifierKeyEmitter=de;class ue extends p.Disposable{constructor(e,t){super(),this.element=e,this.callbacks=t,this.counter=0,this.dragStartTime=0,this.registerListeners()}registerListeners(){this.callbacks.onDragStart&&this._register(C(this.element,t.EventType.DRAG_START,(e=>{this.callbacks.onDragStart?.(e)}))),this.callbacks.onDrag&&this._register(C(this.element,t.EventType.DRAG,(e=>{this.callbacks.onDrag?.(e)}))),this._register(C(this.element,t.EventType.DRAG_ENTER,(e=>{this.counter++,this.dragStartTime=e.timeStamp,this.callbacks.onDragEnter?.(e)}))),this._register(C(this.element,t.EventType.DRAG_OVER,(e=>{e.preventDefault(),this.callbacks.onDragOver?.(e,e.timeStamp-this.dragStartTime)}))),this._register(C(this.element,t.EventType.DRAG_LEAVE,(e=>{this.counter--,0===this.counter&&(this.dragStartTime=0,this.callbacks.onDragLeave?.(e))}))),this._register(C(this.element,t.EventType.DRAG_END,(e=>{this.counter=0,this.dragStartTime=0,this.callbacks.onDragEnd?.(e)}))),this._register(C(this.element,t.EventType.DROP,(e=>{this.counter=0,this.dragStartTime=0,this.callbacks.onDrop?.(e)})))}}t.DragAndDropObserver=ue;const _e=/(?<tag>[\w\-]+)?(?:#(?<id>[\w\-]+))?(?<class>(?:\.(?:[\w\-]+))*)(?:@(?<name>(?:[\w\_])+))?/;function fe(e){return e.replace(/([a-z])([A-Z])/g,"$1-$2").toLowerCase()}function pe(e,t,i){for(const{name:s,value:r}of e.attributes)i&&!i.includes(s)||t.setAttribute(s,r)}function ge(e,t,i){const s=e.getAttribute(i);s?t.setAttribute(i,s):t.removeAttribute(i)}t.SafeTriangle=class{constructor(e,t,i){this.originX=e,this.originY=t,this.triangles=[];const{top:s,left:r,right:n,bottom:o}=i.getBoundingClientRect(),a=this.triangles;let l=0;a[l++]=r,a[l++]=s,a[l++]=n,a[l++]=s,a[l++]=r,a[l++]=s,a[l++]=r,a[l++]=o,a[l++]=n,a[l++]=s,a[l++]=n,a[l++]=o,a[l++]=r,a[l++]=o,a[l++]=n,a[l++]=o}contains(e,t){const{triangles:i,originX:s,originY:r}=this;for(let n=0;n<4;n++)if((0,S.isPointWithinTriangle)(e,t,s,r,i[2*n],i[2*n+1],i[2*n+2],i[2*n+3]))return!0;return!1}}},9675:(e,t)=>{Object.defineProperty(t,"__esModule",{value:!0}),t.FastDomNode=void 0,t.createFastDomNode=function(e){return new i(e)};class i{constructor(e){this.domNode=e,this._maxWidth="",this._width="",this._height="",this._top="",this._left="",this._bottom="",this._right="",this._paddingTop="",this._paddingLeft="",this._paddingBottom="",this._paddingRight="",this._fontFamily="",this._fontWeight="",this._fontSize="",this._fontStyle="",this._fontFeatureSettings="",this._fontVariationSettings="",this._textDecoration="",this._lineHeight="",this._letterSpacing="",this._className="",this._display="",this._position="",this._visibility="",this._color="",this._backgroundColor="",this._layerHint=!1,this._contain="none",this._boxShadow=""}setMaxWidth(e){const t=s(e);this._maxWidth!==t&&(this._maxWidth=t,this.domNode.style.maxWidth=this._maxWidth)}setWidth(e){const t=s(e);this._width!==t&&(this._width=t,this.domNode.style.width=this._width)}setHeight(e){const t=s(e);this._height!==t&&(this._height=t,this.domNode.style.height=this._height)}setTop(e){const t=s(e);this._top!==t&&(this._top=t,this.domNode.style.top=this._top)}setLeft(e){const t=s(e);this._left!==t&&(this._left=t,this.domNode.style.left=this._left)}setBottom(e){const t=s(e);this._bottom!==t&&(this._bottom=t,this.domNode.style.bottom=this._bottom)}setRight(e){const t=s(e);this._right!==t&&(this._right=t,this.domNode.style.right=this._right)}setPaddingTop(e){const t=s(e);this._paddingTop!==t&&(this._paddingTop=t,this.domNode.style.paddingTop=this._paddingTop)}setPaddingLeft(e){const t=s(e);this._paddingLeft!==t&&(this._paddingLeft=t,this.domNode.style.paddingLeft=this._paddingLeft)}setPaddingBottom(e){const t=s(e);this._paddingBottom!==t&&(this._paddingBottom=t,this.domNode.style.paddingBottom=this._paddingBottom)}setPaddingRight(e){const t=s(e);this._paddingRight!==t&&(this._paddingRight=t,this.domNode.style.paddingRight=this._paddingRight)}setFontFamily(e){this._fontFamily!==e&&(this._fontFamily=e,this.domNode.style.fontFamily=this._fontFamily)}setFontWeight(e){this._fontWeight!==e&&(this._fontWeight=e,this.domNode.style.fontWeight=this._fontWeight)}setFontSize(e){const t=s(e);this._fontSize!==t&&(this._fontSize=t,this.domNode.style.fontSize=this._fontSize)}setFontStyle(e){this._fontStyle!==e&&(this._fontStyle=e,this.domNode.style.fontStyle=this._fontStyle)}setFontFeatureSettings(e){this._fontFeatureSettings!==e&&(this._fontFeatureSettings=e,this.domNode.style.fontFeatureSettings=this._fontFeatureSettings)}setFontVariationSettings(e){this._fontVariationSettings!==e&&(this._fontVariationSettings=e,this.domNode.style.fontVariationSettings=this._fontVariationSettings)}setTextDecoration(e){this._textDecoration!==e&&(this._textDecoration=e,this.domNode.style.textDecoration=this._textDecoration)}setLineHeight(e){const t=s(e);this._lineHeight!==t&&(this._lineHeight=t,this.domNode.style.lineHeight=this._lineHeight)}setLetterSpacing(e){const t=s(e);this._letterSpacing!==t&&(this._letterSpacing=t,this.domNode.style.letterSpacing=this._letterSpacing)}setClassName(e){this._className!==e&&(this._className=e,this.domNode.className=this._className)}toggleClassName(e,t){this.domNode.classList.toggle(e,t),this._className=this.domNode.className}setDisplay(e){this._display!==e&&(this._display=e,this.domNode.style.display=this._display)}setPosition(e){this._position!==e&&(this._position=e,this.domNode.style.position=this._position)}setVisibility(e){this._visibility!==e&&(this._visibility=e,this.domNode.style.visibility=this._visibility)}setColor(e){this._color!==e&&(this._color=e,this.domNode.style.color=this._color)}setBackgroundColor(e){this._backgroundColor!==e&&(this._backgroundColor=e,this.domNode.style.backgroundColor=this._backgroundColor)}setLayerHinting(e){this._layerHint!==e&&(this._layerHint=e,this.domNode.style.transform=this._layerHint?"translate3d(0px, 0px, 0px)":"")}setBoxShadow(e){this._boxShadow!==e&&(this._boxShadow=e,this.domNode.style.boxShadow=e)}setContain(e){this._contain!==e&&(this._contain=e,this.domNode.style.contain=this._contain)}setAttribute(e,t){this.domNode.setAttribute(e,t)}removeAttribute(e){this.domNode.removeAttribute(e)}appendChild(e){this.domNode.appendChild(e.domNode)}removeChild(e){this.domNode.removeChild(e.domNode)}}function s(e){return"number"==typeof e?`${e}px`:e}t.FastDomNode=i},8328:function(e,t,i){var s=this&&this.__createBinding||(Object.create?function(e,t,i,s){void 0===s&&(s=i);var r=Object.getOwnPropertyDescriptor(t,i);r&&!("get"in r?!t.__esModule:r.writable||r.configurable)||(r={enumerable:!0,get:function(){return t[i]}}),Object.defineProperty(e,s,r)}:function(e,t,i,s){void 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i=this._onStopCallback;this._onStopCallback=null,e&&i&&i(t)}isMonitoring(){return!!this._pointerMoveCallback}startMonitoring(e,t,i,s,r){this.isMonitoring()&&this.stopMonitoring(!1),this._pointerMoveCallback=s,this._onStopCallback=r;let n=e;try{e.setPointerCapture(t),this._hooks.add((0,a.toDisposable)((()=>{try{e.releasePointerCapture(t)}catch(e){}})))}catch(t){n=o.getWindow(e)}this._hooks.add(o.addDisposableListener(n,o.EventType.POINTER_MOVE,(e=>{e.buttons===i?(e.preventDefault(),this._pointerMoveCallback(e)):this.stopMonitoring(!0)}))),this._hooks.add(o.addDisposableListener(n,o.EventType.POINTER_UP,(e=>this.stopMonitoring(!0))))}}},6609:(e,t)=>{Object.defineProperty(t,"__esModule",{value:!0}),t.IframeUtils=void 0,t.parentOriginHash=async function(e,t){if(!crypto.subtle)throw new Error("'crypto.subtle' is not available so webviews will not work. 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getPositionOfChildWindowRelativeToAncestorWindow(e,t){if(!t||e===t)return{top:0,left:0};let i=0,s=0;const r=this.getSameOriginWindowChain(e);for(const e of r){const r=e.window.deref();if(i+=r?.scrollY??0,s+=r?.scrollX??0,r===t)break;if(!e.iframeElement)break;const n=e.iframeElement.getBoundingClientRect();i+=n.top,s+=n.left}return{top:i,left:s}}}},5394:function(e,t,i){var s=this&&this.__createBinding||(Object.create?function(e,t,i,s){void 0===s&&(s=i);var r=Object.getOwnPropertyDescriptor(t,i);r&&!("get"in r?!t.__esModule:r.writable||r.configurable)||(r={enumerable:!0,get:function(){return t[i]}}),Object.defineProperty(e,s,r)}:function(e,t,i,s){void 0===s&&(s=i),e[s]=t[i]}),r=this&&this.__setModuleDefault||(Object.create?function(e,t){Object.defineProperty(e,"default",{enumerable:!0,value:t})}:function(e,t){e.default=t}),n=this&&this.__importStar||function(e){if(e&&e.__esModule)return e;var t={};if(null!=e)for(var i in e)"default"!==i&&Object.prototype.hasOwnProperty.call(e,i)&&s(t,e,i);return r(t,e),t};Object.defineProperty(t,"__esModule",{value:!0}),t.StandardKeyboardEvent=void 0,t.printKeyboardEvent=function(e){const t=[];return e.ctrlKey&&t.push("ctrl"),e.shiftKey&&t.push("shift"),e.altKey&&t.push("alt"),e.metaKey&&t.push("meta"),`modifiers: [${t.join(",")}], code: ${e.code}, keyCode: ${e.keyCode}, key: ${e.key}`},t.printStandardKeyboardEvent=function(e){const t=[];return e.ctrlKey&&t.push("ctrl"),e.shiftKey&&t.push("shift"),e.altKey&&t.push("alt"),e.metaKey&&t.push("meta"),`modifiers: [${t.join(",")}], code: ${e.code}, keyCode: ${e.keyCode} ('${a.KeyCodeUtils.toString(e.keyCode)}')`};const o=n(i(4333)),a=i(7883),l=i(2811),h=n(i(8163)),c=h.isMacintosh?a.KeyMod.WinCtrl:a.KeyMod.CtrlCmd,d=a.KeyMod.Alt,u=a.KeyMod.Shift,_=h.isMacintosh?a.KeyMod.CtrlCmd:a.KeyMod.WinCtrl;t.StandardKeyboardEvent=class{constructor(e){this._standardKeyboardEventBrand=!0;const t=e;this.browserEvent=t,this.target=t.target,this.ctrlKey=t.ctrlKey,this.shiftKey=t.shiftKey,this.altKey=t.altKey,this.metaKey=t.metaKey,this.altGraphKey=t.getModifierState?.("AltGraph"),this.keyCode=function(e){if(e.charCode){const t=String.fromCharCode(e.charCode).toUpperCase();return a.KeyCodeUtils.fromString(t)}const t=e.keyCode;if(3===t)return a.KeyCode.PauseBreak;if(o.isFirefox)switch(t){case 59:return a.KeyCode.Semicolon;case 60:if(h.isLinux)return a.KeyCode.IntlBackslash;break;case 61:return a.KeyCode.Equal;case 107:return a.KeyCode.NumpadAdd;case 109:return a.KeyCode.NumpadSubtract;case 173:return a.KeyCode.Minus;case 224:if(h.isMacintosh)return a.KeyCode.Meta}else if(o.isWebKit){if(h.isMacintosh&&93===t)return a.KeyCode.Meta;if(!h.isMacintosh&&92===t)return a.KeyCode.Meta}return a.EVENT_KEY_CODE_MAP[t]||a.KeyCode.Unknown}(t),this.code=t.code,this.ctrlKey=this.ctrlKey||this.keyCode===a.KeyCode.Ctrl,this.altKey=this.altKey||this.keyCode===a.KeyCode.Alt,this.shiftKey=this.shiftKey||this.keyCode===a.KeyCode.Shift,this.metaKey=this.metaKey||this.keyCode===a.KeyCode.Meta,this._asKeybinding=this._computeKeybinding(),this._asKeyCodeChord=this._computeKeyCodeChord()}preventDefault(){this.browserEvent&&this.browserEvent.preventDefault&&this.browserEvent.preventDefault()}stopPropagation(){this.browserEvent&&this.browserEvent.stopPropagation&&this.browserEvent.stopPropagation()}toKeyCodeChord(){return this._asKeyCodeChord}equals(e){return this._asKeybinding===e}_computeKeybinding(){let e=a.KeyCode.Unknown;this.keyCode!==a.KeyCode.Ctrl&&this.keyCode!==a.KeyCode.Shift&&this.keyCode!==a.KeyCode.Alt&&this.keyCode!==a.KeyCode.Meta&&(e=this.keyCode);let t=0;return this.ctrlKey&&(t|=c),this.altKey&&(t|=d),this.shiftKey&&(t|=u),this.metaKey&&(t|=_),t|=e,t}_computeKeyCodeChord(){let e=a.KeyCode.Unknown;return this.keyCode!==a.KeyCode.Ctrl&&this.keyCode!==a.KeyCode.Shift&&this.keyCode!==a.KeyCode.Alt&&this.keyCode!==a.KeyCode.Meta&&(e=this.keyCode),new l.KeyCodeChord(this.ctrlKey,this.shiftKey,this.altKey,this.metaKey,e)}}},5964:function(e,t,i){var s=this&&this.__createBinding||(Object.create?function(e,t,i,s){void 0===s&&(s=i);var r=Object.getOwnPropertyDescriptor(t,i);r&&!("get"in r?!t.__esModule:r.writable||r.configurable)||(r={enumerable:!0,get:function(){return t[i]}}),Object.defineProperty(e,s,r)}:function(e,t,i,s){void 0===s&&(s=i),e[s]=t[i]}),r=this&&this.__setModuleDefault||(Object.create?function(e,t){Object.defineProperty(e,"default",{enumerable:!0,value:t})}:function(e,t){e.default=t}),n=this&&this.__importStar||function(e){if(e&&e.__esModule)return e;var t={};if(null!=e)for(var i in 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i=a.IframeUtils.getPositionOfChildWindowRelativeToAncestorWindow(e,t.view);this.posx-=i.left,this.posy-=i.top}preventDefault(){this.browserEvent.preventDefault()}stopPropagation(){this.browserEvent.stopPropagation()}}t.StandardMouseEvent=h,t.DragMouseEvent=class extends h{constructor(e,t){super(e,t),this.dataTransfer=t.dataTransfer}},t.StandardWheelEvent=class{constructor(e,t=0,i=0){this.browserEvent=e||null,this.target=e?e.target||e.targetNode||e.srcElement:null,this.deltaY=i,this.deltaX=t;let s=!1;if(o.isChrome){const e=navigator.userAgent.match(/Chrome\/(\d+)/);s=(e?parseInt(e[1]):123)<=122}if(e){const t=e,i=e,r=e.view?.devicePixelRatio||1;if(void 0!==t.wheelDeltaY)this.deltaY=s?t.wheelDeltaY/(120*r):t.wheelDeltaY/120;else if(void 0!==i.VERTICAL_AXIS&&i.axis===i.VERTICAL_AXIS)this.deltaY=-i.detail/3;else if("wheel"===e.type){const t=e;t.deltaMode===t.DOM_DELTA_LINE?o.isFirefox&&!l.isMacintosh?this.deltaY=-e.deltaY/3:this.deltaY=-e.deltaY:this.deltaY=-e.deltaY/40}if(void 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f;!function(e){e.Tap="-xterm-gesturetap",e.Change="-xterm-gesturechange",e.Start="-xterm-gesturestart",e.End="-xterm-gesturesend",e.Contextmenu="-xterm-gesturecontextmenu"}(f||(t.EventType=f={}));class p extends u.Disposable{static{this.SCROLL_FRICTION=-.005}static{this.HOLD_DELAY=700}static{this.CLEAR_TAP_COUNT_TIME=400}constructor(){super(),this.dispatched=!1,this.targets=new _.LinkedList,this.ignoreTargets=new _.LinkedList,this.activeTouches={},this.handle=null,this._lastSetTapCountTime=0,this._register(d.Event.runAndSubscribe(a.onDidRegisterWindow,(({window:e,disposables:t})=>{t.add(a.addDisposableListener(e.document,"touchstart",(e=>this.onTouchStart(e)),{passive:!1})),t.add(a.addDisposableListener(e.document,"touchend",(t=>this.onTouchEnd(e,t)))),t.add(a.addDisposableListener(e.document,"touchmove",(e=>this.onTouchMove(e)),{passive:!1}))}),{window:l.mainWindow,disposables:this._store}))}static addTarget(e){if(!p.isTouchDevice())return u.Disposable.None;p.INSTANCE||(p.INSTANCE=(0,u.markAsSingleton)(new p));const t=p.INSTANCE.targets.push(e);return(0,u.toDisposable)(t)}static ignoreTarget(e){if(!p.isTouchDevice())return u.Disposable.None;p.INSTANCE||(p.INSTANCE=(0,u.markAsSingleton)(new p));const t=p.INSTANCE.ignoreTargets.push(e);return(0,u.toDisposable)(t)}static isTouchDevice(){return"ontouchstart"in l.mainWindow||navigator.maxTouchPoints>0}dispose(){this.handle&&(this.handle.dispose(),this.handle=null),super.dispose()}onTouchStart(e){const t=Date.now();this.handle&&(this.handle.dispose(),this.handle=null);for(let i=0,s=e.targetTouches.length;i<s;i++){const s=e.targetTouches.item(i);this.activeTouches[s.identifier]={id:s.identifier,initialTarget:s.target,initialTimeStamp:t,initialPageX:s.pageX,initialPageY:s.pageY,rollingTimestamps:[t],rollingPageX:[s.pageX],rollingPageY:[s.pageY]};const r=this.newGestureEvent(f.Start,s.target);r.pageX=s.pageX,r.pageY=s.pageY,this.dispatchEvent(r)}this.dispatched&&(e.preventDefault(),e.stopPropagation(),this.dispatched=!1)}onTouchEnd(e,t){const i=Date.now(),s=Object.keys(this.activeTouches).length;for(let r=0,n=t.changedTouches.length;r<n;r++){const n=t.changedTouches.item(r);if(!this.activeTouches.hasOwnProperty(String(n.identifier))){console.warn("move of an UNKNOWN touch",n);continue}const o=this.activeTouches[n.identifier],a=Date.now()-o.initialTimeStamp;if(a<p.HOLD_DELAY&&Math.abs(o.initialPageX-h.tail(o.rollingPageX))<30&&Math.abs(o.initialPageY-h.tail(o.rollingPageY))<30){const e=this.newGestureEvent(f.Tap,o.initialTarget);e.pageX=h.tail(o.rollingPageX),e.pageY=h.tail(o.rollingPageY),this.dispatchEvent(e)}else if(a>=p.HOLD_DELAY&&Math.abs(o.initialPageX-h.tail(o.rollingPageX))<30&&Math.abs(o.initialPageY-h.tail(o.rollingPageY))<30){const e=this.newGestureEvent(f.Contextmenu,o.initialTarget);e.pageX=h.tail(o.rollingPageX),e.pageY=h.tail(o.rollingPageY),this.dispatchEvent(e)}else if(1===s){const t=h.tail(o.rollingPageX),s=h.tail(o.rollingPageY),r=h.tail(o.rollingTimestamps)-o.rollingTimestamps[0],n=t-o.rollingPageX[0],a=s-o.rollingPageY[0],l=[...this.targets].filter((e=>o.initialTarget instanceof Node&&e.contains(o.initialTarget)));this.inertia(e,l,i,Math.abs(n)/r,n>0?1:-1,t,Math.abs(a)/r,a>0?1:-1,s)}this.dispatchEvent(this.newGestureEvent(f.End,o.initialTarget)),delete this.activeTouches[n.identifier]}this.dispatched&&(t.preventDefault(),t.stopPropagation(),this.dispatched=!1)}newGestureEvent(e,t){const i=document.createEvent("CustomEvent");return i.initEvent(e,!1,!0),i.initialTarget=t,i.tapCount=0,i}dispatchEvent(e){if(e.type===f.Tap){const t=(new Date).getTime();let i=0;i=t-this._lastSetTapCountTime>p.CLEAR_TAP_COUNT_TIME?1:2,this._lastSetTapCountTime=t,e.tapCount=i}else e.type!==f.Change&&e.type!==f.Contextmenu||(this._lastSetTapCountTime=0);if(e.initialTarget instanceof Node){for(const t of this.ignoreTargets)if(t.contains(e.initialTarget))return;const t=[];for(const i of this.targets)if(i.contains(e.initialTarget)){let s=0,r=e.initialTarget;for(;r&&r!==i;)s++,r=r.parentElement;t.push([s,i])}t.sort(((e,t)=>e[0]-t[0]));for(const[i,s]of t)s.dispatchEvent(e),this.dispatched=!0}}inertia(e,t,i,s,r,n,o,l,h){this.handle=a.scheduleAtNextAnimationFrame(e,(()=>{const a=Date.now(),c=a-i;let d=0,u=0,_=!0;s+=p.SCROLL_FRICTION*c,o+=p.SCROLL_FRICTION*c,s>0&&(_=!1,d=r*s*c),o>0&&(_=!1,u=l*o*c);const g=this.newGestureEvent(f.Change);g.translationX=d,g.translationY=u,t.forEach((e=>e.dispatchEvent(g))),_||this.inertia(e,t,a,s,r,n+d,o,l,h+u)}))}onTouchMove(e){const t=Date.now();for(let i=0,s=e.changedTouches.length;i<s;i++){const s=e.changedTouches.item(i);if(!this.activeTouches.hasOwnProperty(String(s.identifier))){console.warn("end of an UNKNOWN touch",s);continue}const r=this.activeTouches[s.identifier],n=this.newGestureEvent(f.Change,r.initialTarget);n.translationX=s.pageX-h.tail(r.rollingPageX),n.translationY=s.pageY-h.tail(r.rollingPageY),n.pageX=s.pageX,n.pageY=s.pageY,this.dispatchEvent(n),r.rollingPageX.length>3&&(r.rollingPageX.shift(),r.rollingPageY.shift(),r.rollingTimestamps.shift()),r.rollingPageX.push(s.pageX),r.rollingPageY.push(s.pageY),r.rollingTimestamps.push(t)}this.dispatched&&(e.preventDefault(),e.stopPropagation(),this.dispatched=!1)}}t.Gesture=p,n([c.memoize],p,"isTouchDevice",null)},8801:function(e,t,i){var s=this&&this.__createBinding||(Object.create?function(e,t,i,s){void 0===s&&(s=i);var r=Object.getOwnPropertyDescriptor(t,i);r&&!("get"in r?!t.__esModule:r.writable||r.configurable)||(r={enumerable:!0,get:function(){return t[i]}}),Object.defineProperty(e,s,r)}:function(e,t,i,s){void 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"+e.extraScrollbarClassName)),this._visibilityController.setIsNeeded(this._scrollbarState.isNeeded()),this._pointerMoveMonitor=this._register(new l.GlobalPointerMoveMonitor),this._shouldRender=!0,this.domNode=(0,a.createFastDomNode)(document.createElement("div")),this.domNode.setAttribute("role","presentation"),this.domNode.setAttribute("aria-hidden","true"),this._visibilityController.setDomNode(this.domNode),this.domNode.setPosition("absolute"),this._register(o.addDisposableListener(this.domNode.domNode,o.EventType.POINTER_DOWN,(e=>this._domNodePointerDown(e))))}_createArrow(e){const t=this._register(new h.ScrollbarArrow(e));this.domNode.domNode.appendChild(t.bgDomNode),this.domNode.domNode.appendChild(t.domNode)}_createSlider(e,t,i,s){this.slider=(0,a.createFastDomNode)(document.createElement("div")),this.slider.setClassName("slider"),this.slider.setPosition("absolute"),this.slider.setTop(e),this.slider.setLeft(t),"number"==typeof i&&this.slider.setWidth(i),"number"==typeof s&&this.slider.setHeight(s),this.slider.setLayerHinting(!0),this.slider.setContain("strict"),this.domNode.domNode.appendChild(this.slider.domNode),this._register(o.addDisposableListener(this.slider.domNode,o.EventType.POINTER_DOWN,(e=>{0===e.button&&(e.preventDefault(),this._sliderPointerDown(e))}))),this.onclick(this.slider.domNode,(e=>{e.leftButton&&e.stopPropagation()}))}_onElementSize(e){return this._scrollbarState.setVisibleSize(e)&&(this._visibilityController.setIsNeeded(this._scrollbarState.isNeeded()),this._shouldRender=!0,this._lazyRender||this.render()),this._shouldRender}_onElementScrollSize(e){return this._scrollbarState.setScrollSize(e)&&(this._visibilityController.setIsNeeded(this._scrollbarState.isNeeded()),this._shouldRender=!0,this._lazyRender||this.render()),this._shouldRender}_onElementScrollPosition(e){return this._scrollbarState.setScrollPosition(e)&&(this._visibilityController.setIsNeeded(this._scrollbarState.isNeeded()),this._shouldRender=!0,this._lazyRender||this.render()),this._shouldRender}beginReveal(){this._visibilityController.setShouldBeVisible(!0)}beginHide(){this._visibilityController.setShouldBeVisible(!1)}render(){this._shouldRender&&(this._shouldRender=!1,this._renderDomNode(this._scrollbarState.getRectangleLargeSize(),this._scrollbarState.getRectangleSmallSize()),this._updateSlider(this._scrollbarState.getSliderSize(),this._scrollbarState.getArrowSize()+this._scrollbarState.getSliderPosition()))}_domNodePointerDown(e){e.target===this.domNode.domNode&&this._onPointerDown(e)}delegatePointerDown(e){const t=this.domNode.domNode.getClientRects()[0].top,i=t+this._scrollbarState.getSliderPosition(),s=t+this._scrollbarState.getSliderPosition()+this._scrollbarState.getSliderSize(),r=this._sliderPointerPosition(e);i<=r&&r<=s?0===e.button&&(e.preventDefault(),this._sliderPointerDown(e)):this._onPointerDown(e)}_onPointerDown(e){let t,i;if(e.target===this.domNode.domNode&&"number"==typeof e.offsetX&&"number"==typeof e.offsetY)t=e.offsetX,i=e.offsetY;else{const s=o.getDomNodePagePosition(this.domNode.domNode);t=e.pageX-s.left,i=e.pageY-s.top}const s=this._pointerDownRelativePosition(t,i);this._setDesiredScrollPositionNow(this._scrollByPage?this._scrollbarState.getDesiredScrollPositionFromOffsetPaged(s):this._scrollbarState.getDesiredScrollPositionFromOffset(s)),0===e.button&&(e.preventDefault(),this._sliderPointerDown(e))}_sliderPointerDown(e){if(!(e.target&&e.target instanceof Element))return;const t=this._sliderPointerPosition(e),i=this._sliderOrthogonalPointerPosition(e),s=this._scrollbarState.clone();this.slider.toggleClassName("active",!0),this._pointerMoveMonitor.startMonitoring(e.target,e.pointerId,e.buttons,(e=>{const r=this._sliderOrthogonalPointerPosition(e),n=Math.abs(r-i);if(u.isWindows&&n>140)return void this._setDesiredScrollPositionNow(s.getScrollPosition());const o=this._sliderPointerPosition(e)-t;this._setDesiredScrollPositionNow(s.getDesiredScrollPositionFromDelta(o))}),(()=>{this.slider.toggleClassName("active",!1),this._host.onDragEnd()})),this._host.onDragStart()}_setDesiredScrollPositionNow(e){const t={};this.writeScrollPosition(t,e),this._scrollable.setScrollPositionNow(t)}updateScrollbarSize(e){this._updateScrollbarSize(e),this._scrollbarState.setScrollbarSize(e),this._shouldRender=!0,this._lazyRender||this.render()}isNeeded(){return this._scrollbarState.isNeeded()}}t.AbstractScrollbar=_},151:(e,t,i)=>{Object.defineProperty(t,"__esModule",{value:!0}),t.HorizontalScrollbar=void 0;const s=i(8801),r=i(8245),n=i(9881);class o extends s.AbstractScrollbar{constructor(e,t,i){const s=e.getScrollDimensions(),o=e.getCurrentScrollPosition();if(super({lazyRender:t.lazyRender,host:i,scrollbarState:new r.ScrollbarState(t.horizontalHasArrows?t.arrowSize:0,t.horizontal===n.ScrollbarVisibility.Hidden?0:t.horizontalScrollbarSize,t.vertical===n.ScrollbarVisibility.Hidden?0:t.verticalScrollbarSize,s.width,s.scrollWidth,o.scrollLeft),visibility:t.horizontal,extraScrollbarClassName:"horizontal",scrollable:e,scrollByPage:t.scrollByPage}),t.horizontalHasArrows)throw new Error("horizontalHasArrows is not supported in xterm.js");this._createSlider(Math.floor((t.horizontalScrollbarSize-t.horizontalSliderSize)/2),0,void 0,t.horizontalSliderSize)}_updateSlider(e,t){this.slider.setWidth(e),this.slider.setLeft(t)}_renderDomNode(e,t){this.domNode.setWidth(e),this.domNode.setHeight(t),this.domNode.setLeft(0),this.domNode.setBottom(0)}onDidScroll(e){return this._shouldRender=this._onElementScrollSize(e.scrollWidth)||this._shouldRender,this._shouldRender=this._onElementScrollPosition(e.scrollLeft)||this._shouldRender,this._shouldRender=this._onElementSize(e.width)||this._shouldRender,this._shouldRender}_pointerDownRelativePosition(e,t){return e}_sliderPointerPosition(e){return e.pageX}_sliderOrthogonalPointerPosition(e){return e.pageY}_updateScrollbarSize(e){this.slider.setHeight(e)}writeScrollPosition(e,t){e.scrollLeft=t}updateOptions(e){this.updateScrollbarSize(e.horizontal===n.ScrollbarVisibility.Hidden?0:e.horizontalScrollbarSize),this._scrollbarState.setOppositeScrollbarSize(e.vertical===n.ScrollbarVisibility.Hidden?0:e.verticalScrollbarSize),this._visibilityController.setVisibility(e.horizontal),this._scrollByPage=e.scrollByPage}}t.HorizontalScrollbar=o},8234:function(e,t,i){var s=this&&this.__createBinding||(Object.create?function(e,t,i,s){void 0===s&&(s=i);var r=Object.getOwnPropertyDescriptor(t,i);r&&!("get"in r?!t.__esModule:r.writable||r.configurable)||(r={enumerable:!0,get:function(){return t[i]}}),Object.defineProperty(e,s,r)}:function(e,t,i,s){void 0===s&&(s=i),e[s]=t[i]}),r=this&&this.__setModuleDefault||(Object.create?function(e,t){Object.defineProperty(e,"default",{enumerable:!0,value:t})}:function(e,t){e.default=t}),n=this&&this.__importStar||function(e){if(e&&e.__esModule)return e;var t={};if(null!=e)for(var i in e)"default"!==i&&Object.prototype.hasOwnProperty.call(e,i)&&s(t,e,i);return r(t,e),t};Object.defineProperty(t,"__esModule",{value:!0}),t.DomScrollableElement=t.SmoothScrollableElement=t.ScrollableElement=t.AbstractScrollableElement=t.MouseWheelClassifier=void 0;const o=i(4333),a=n(i(7093)),l=i(9675),h=i(5964),c=i(151),d=i(5473),u=i(8286),_=i(1758),f=i(802),p=i(7150),g=n(i(8163)),m=i(9881);class v{constructor(e,t,i){this.timestamp=e,this.deltaX=t,this.deltaY=i,this.score=0}}class S{static{this.INSTANCE=new S}constructor(){this._capacity=5,this._memory=[],this._front=-1,this._rear=-1}isPhysicalMouseWheel(){if(-1===this._front&&-1===this._rear)return!1;let e=1,t=0,i=1,s=this._rear;for(;;){const r=s===this._front?e:Math.pow(2,-i);if(e-=r,t+=this._memory[s].score*r,s===this._front)break;s=(this._capacity+s-1)%this._capacity,i++}return t<=.5}acceptStandardWheelEvent(e){if(o.isChrome){const t=a.getWindow(e.browserEvent),i=(0,o.getZoomFactor)(t);this.accept(Date.now(),e.deltaX*i,e.deltaY*i)}else this.accept(Date.now(),e.deltaX,e.deltaY)}accept(e,t,i){let s=null;const r=new v(e,t,i);-1===this._front&&-1===this._rear?(this._memory[0]=r,this._front=0,this._rear=0):(s=this._memory[this._rear],this._rear=(this._rear+1)%this._capacity,this._rear===this._front&&(this._front=(this._front+1)%this._capacity),this._memory[this._rear]=r),r.score=this._computeScore(r,s)}_computeScore(e,t){if(Math.abs(e.deltaX)>0&&Math.abs(e.deltaY)>0)return 1;let i=.5;if(this._isAlmostInt(e.deltaX)&&this._isAlmostInt(e.deltaY)||(i+=.25),t){const s=Math.abs(e.deltaX),r=Math.abs(e.deltaY),n=Math.abs(t.deltaX),o=Math.abs(t.deltaY),a=Math.max(Math.min(s,n),1),l=Math.max(Math.min(r,o),1),h=Math.max(s,n),c=Math.max(r,o);h%a==0&&c%l==0&&(i-=.5)}return Math.min(Math.max(i,0),1)}_isAlmostInt(e){return Math.abs(Math.round(e)-e)<.01}}t.MouseWheelClassifier=S;class b extends u.Widget{get options(){return this._options}constructor(e,t,i){super(),this._onScroll=this._register(new f.Emitter),this.onScroll=this._onScroll.event,this._onWillScroll=this._register(new f.Emitter),this.onWillScroll=this._onWillScroll.event,this._options=function(e){const t={lazyRender:void 0!==e.lazyRender&&e.lazyRender,className:void 0!==e.className?e.className:"",useShadows:void 0===e.useShadows||e.useShadows,handleMouseWheel:void 0===e.handleMouseWheel||e.handleMouseWheel,flipAxes:void 0!==e.flipAxes&&e.flipAxes,consumeMouseWheelIfScrollbarIsNeeded:void 0!==e.consumeMouseWheelIfScrollbarIsNeeded&&e.consumeMouseWheelIfScrollbarIsNeeded,alwaysConsumeMouseWheel:void 0!==e.alwaysConsumeMouseWheel&&e.alwaysConsumeMouseWheel,scrollYToX:void 0!==e.scrollYToX&&e.scrollYToX,mouseWheelScrollSensitivity:void 0!==e.mouseWheelScrollSensitivity?e.mouseWheelScrollSensitivity:1,fastScrollSensitivity:void 0!==e.fastScrollSensitivity?e.fastScrollSensitivity:5,scrollPredominantAxis:void 0===e.scrollPredominantAxis||e.scrollPredominantAxis,mouseWheelSmoothScroll:void 0===e.mouseWheelSmoothScroll||e.mouseWheelSmoothScroll,arrowSize:void 0!==e.arrowSize?e.arrowSize:11,listenOnDomNode:void 0!==e.listenOnDomNode?e.listenOnDomNode:null,horizontal:void 0!==e.horizontal?e.horizontal:m.ScrollbarVisibility.Auto,horizontalScrollbarSize:void 0!==e.horizontalScrollbarSize?e.horizontalScrollbarSize:10,horizontalSliderSize:void 0!==e.horizontalSliderSize?e.horizontalSliderSize:0,horizontalHasArrows:void 0!==e.horizontalHasArrows&&e.horizontalHasArrows,vertical:void 0!==e.vertical?e.vertical:m.ScrollbarVisibility.Auto,verticalScrollbarSize:void 0!==e.verticalScrollbarSize?e.verticalScrollbarSize:10,verticalHasArrows:void 0!==e.verticalHasArrows&&e.verticalHasArrows,verticalSliderSize:void 0!==e.verticalSliderSize?e.verticalSliderSize:0,scrollByPage:void 0!==e.scrollByPage&&e.scrollByPage};return t.horizontalSliderSize=void 0!==e.horizontalSliderSize?e.horizontalSliderSize:t.horizontalScrollbarSize,t.verticalSliderSize=void 0!==e.verticalSliderSize?e.verticalSliderSize:t.verticalScrollbarSize,g.isMacintosh&&(t.className+=" mac"),t}(t),this._scrollable=i,this._register(this._scrollable.onScroll((e=>{this._onWillScroll.fire(e),this._onDidScroll(e),this._onScroll.fire(e)})));const s={onMouseWheel:e=>this._onMouseWheel(e),onDragStart:()=>this._onDragStart(),onDragEnd:()=>this._onDragEnd()};this._verticalScrollbar=this._register(new d.VerticalScrollbar(this._scrollable,this._options,s)),this._horizontalScrollbar=this._register(new c.HorizontalScrollbar(this._scrollable,this._options,s)),this._domNode=document.createElement("div"),this._domNode.className="xterm-scrollable-element "+this._options.className,this._domNode.setAttribute("role","presentation"),this._domNode.style.position="relative",this._domNode.appendChild(e),this._domNode.appendChild(this._horizontalScrollbar.domNode.domNode),this._domNode.appendChild(this._verticalScrollbar.domNode.domNode),this._options.useShadows?(this._leftShadowDomNode=(0,l.createFastDomNode)(document.createElement("div")),this._leftShadowDomNode.setClassName("shadow"),this._domNode.appendChild(this._leftShadowDomNode.domNode),this._topShadowDomNode=(0,l.createFastDomNode)(document.createElement("div")),this._topShadowDomNode.setClassName("shadow"),this._domNode.appendChild(this._topShadowDomNode.domNode),this._topLeftShadowDomNode=(0,l.createFastDomNode)(document.createElement("div")),this._topLeftShadowDomNode.setClassName("shadow"),this._domNode.appendChild(this._topLeftShadowDomNode.domNode)):(this._leftShadowDomNode=null,this._topShadowDomNode=null,this._topLeftShadowDomNode=null),this._listenOnDomNode=this._options.listenOnDomNode||this._domNode,this._mouseWheelToDispose=[],this._setListeningToMouseWheel(this._options.handleMouseWheel),this.onmouseover(this._listenOnDomNode,(e=>this._onMouseOver(e))),this.onmouseleave(this._listenOnDomNode,(e=>this._onMouseLeave(e))),this._hideTimeout=this._register(new _.TimeoutTimer),this._isDragging=!1,this._mouseIsOver=!1,this._shouldRender=!0,this._revealOnScroll=!0}dispose(){this._mouseWheelToDispose=(0,p.dispose)(this._mouseWheelToDispose),super.dispose()}getDomNode(){return this._domNode}getOverviewRulerLayoutInfo(){return{parent:this._domNode,insertBefore:this._verticalScrollbar.domNode.domNode}}delegateVerticalScrollbarPointerDown(e){this._verticalScrollbar.delegatePointerDown(e)}getScrollDimensions(){return this._scrollable.getScrollDimensions()}setScrollDimensions(e){this._scrollable.setScrollDimensions(e,!1)}updateClassName(e){this._options.className=e,g.isMacintosh&&(this._options.className+=" mac"),this._domNode.className="xterm-scrollable-element "+this._options.className}updateOptions(e){void 0!==e.handleMouseWheel&&(this._options.handleMouseWheel=e.handleMouseWheel,this._setListeningToMouseWheel(this._options.handleMouseWheel)),void 0!==e.mouseWheelScrollSensitivity&&(this._options.mouseWheelScrollSensitivity=e.mouseWheelScrollSensitivity),void 0!==e.fastScrollSensitivity&&(this._options.fastScrollSensitivity=e.fastScrollSensitivity),void 0!==e.scrollPredominantAxis&&(this._options.scrollPredominantAxis=e.scrollPredominantAxis),void 0!==e.horizontal&&(this._options.horizontal=e.horizontal),void 0!==e.vertical&&(this._options.vertical=e.vertical),void 0!==e.horizontalScrollbarSize&&(this._options.horizontalScrollbarSize=e.horizontalScrollbarSize),void 0!==e.verticalScrollbarSize&&(this._options.verticalScrollbarSize=e.verticalScrollbarSize),void 0!==e.scrollByPage&&(this._options.scrollByPage=e.scrollByPage),this._horizontalScrollbar.updateOptions(this._options),this._verticalScrollbar.updateOptions(this._options),this._options.lazyRender||this._render()}setRevealOnScroll(e){this._revealOnScroll=e}delegateScrollFromMouseWheelEvent(e){this._onMouseWheel(new h.StandardWheelEvent(e))}_setListeningToMouseWheel(e){if(this._mouseWheelToDispose.length>0!==e&&(this._mouseWheelToDispose=(0,p.dispose)(this._mouseWheelToDispose),e)){const e=e=>{this._onMouseWheel(new h.StandardWheelEvent(e))};this._mouseWheelToDispose.push(a.addDisposableListener(this._listenOnDomNode,a.EventType.MOUSE_WHEEL,e,{passive:!1}))}}_onMouseWheel(e){if(e.browserEvent?.defaultPrevented)return;const t=S.INSTANCE;t.acceptStandardWheelEvent(e);let i=!1;if(e.deltaY||e.deltaX){let s=e.deltaY*this._options.mouseWheelScrollSensitivity,r=e.deltaX*this._options.mouseWheelScrollSensitivity;this._options.scrollPredominantAxis&&(this._options.scrollYToX&&r+s===0?r=s=0:Math.abs(s)>=Math.abs(r)?r=0:s=0),this._options.flipAxes&&([s,r]=[r,s]);const n=!g.isMacintosh&&e.browserEvent&&e.browserEvent.shiftKey;!this._options.scrollYToX&&!n||r||(r=s,s=0),e.browserEvent&&e.browserEvent.altKey&&(r*=this._options.fastScrollSensitivity,s*=this._options.fastScrollSensitivity);const o=this._scrollable.getFutureScrollPosition();let a={};if(s){const e=50*s,t=o.scrollTop-(e<0?Math.floor(e):Math.ceil(e));this._verticalScrollbar.writeScrollPosition(a,t)}if(r){const e=50*r,t=o.scrollLeft-(e<0?Math.floor(e):Math.ceil(e));this._horizontalScrollbar.writeScrollPosition(a,t)}a=this._scrollable.validateScrollPosition(a),(o.scrollLeft!==a.scrollLeft||o.scrollTop!==a.scrollTop)&&(this._options.mouseWheelSmoothScroll&&t.isPhysicalMouseWheel()?this._scrollable.setScrollPositionSmooth(a):this._scrollable.setScrollPositionNow(a),i=!0)}let s=i;!s&&this._options.alwaysConsumeMouseWheel&&(s=!0),!s&&this._options.consumeMouseWheelIfScrollbarIsNeeded&&(this._verticalScrollbar.isNeeded()||this._horizontalScrollbar.isNeeded())&&(s=!0),s&&(e.preventDefault(),e.stopPropagation())}_onDidScroll(e){this._shouldRender=this._horizontalScrollbar.onDidScroll(e)||this._shouldRender,this._shouldRender=this._verticalScrollbar.onDidScroll(e)||this._shouldRender,this._options.useShadows&&(this._shouldRender=!0),this._revealOnScroll&&this._reveal(),this._options.lazyRender||this._render()}renderNow(){if(!this._options.lazyRender)throw new Error("Please use `lazyRender` together with `renderNow`!");this._render()}_render(){if(this._shouldRender&&(this._shouldRender=!1,this._horizontalScrollbar.render(),this._verticalScrollbar.render(),this._options.useShadows)){const e=this._scrollable.getCurrentScrollPosition(),t=e.scrollTop>0,i=e.scrollLeft>0,s=i?" left":"",r=t?" top":"",n=i||t?" top-left-corner":"";this._leftShadowDomNode.setClassName(`shadow${s}`),this._topShadowDomNode.setClassName(`shadow${r}`),this._topLeftShadowDomNode.setClassName(`shadow${n}${r}${s}`)}}_onDragStart(){this._isDragging=!0,this._reveal()}_onDragEnd(){this._isDragging=!1,this._hide()}_onMouseLeave(e){this._mouseIsOver=!1,this._hide()}_onMouseOver(e){this._mouseIsOver=!0,this._reveal()}_reveal(){this._verticalScrollbar.beginReveal(),this._horizontalScrollbar.beginReveal(),this._scheduleHide()}_hide(){this._mouseIsOver||this._isDragging||(this._verticalScrollbar.beginHide(),this._horizontalScrollbar.beginHide())}_scheduleHide(){this._mouseIsOver||this._isDragging||this._hideTimeout.cancelAndSet((()=>this._hide()),500)}}t.AbstractScrollableElement=b,t.ScrollableElement=class extends b{constructor(e,t){(t=t||{}).mouseWheelSmoothScroll=!1;const i=new m.Scrollable({forceIntegerValues:!0,smoothScrollDuration:0,scheduleAtNextAnimationFrame:t=>a.scheduleAtNextAnimationFrame(a.getWindow(e),t)});super(e,t,i),this._register(i)}setScrollPosition(e){this._scrollable.setScrollPositionNow(e)}getScrollPosition(){return this._scrollable.getCurrentScrollPosition()}},t.SmoothScrollableElement=class extends b{constructor(e,t,i){super(e,t,i)}setScrollPosition(e){e.reuseAnimation?this._scrollable.setScrollPositionSmooth(e,e.reuseAnimation):this._scrollable.setScrollPositionNow(e)}getScrollPosition(){return this._scrollable.getCurrentScrollPosition()}},t.DomScrollableElement=class extends b{constructor(e,t){(t=t||{}).mouseWheelSmoothScroll=!1;const i=new m.Scrollable({forceIntegerValues:!1,smoothScrollDuration:0,scheduleAtNextAnimationFrame:t=>a.scheduleAtNextAnimationFrame(a.getWindow(e),t)});super(e,t,i),this._register(i),this._element=e,this._register(this.onScroll((e=>{e.scrollTopChanged&&(this._element.scrollTop=e.scrollTop),e.scrollLeftChanged&&(this._element.scrollLeft=e.scrollLeft)}))),this.scanDomNode()}setScrollPosition(e){this._scrollable.setScrollPositionNow(e)}getScrollPosition(){return this._scrollable.getCurrentScrollPosition()}scanDomNode(){this.setScrollDimensions({width:this._element.clientWidth,scrollWidth:this._element.scrollWidth,height:this._element.clientHeight,scrollHeight:this._element.scrollHeight}),this.setScrollPosition({scrollLeft:this._element.scrollLeft,scrollTop:this._element.scrollTop})}}},8974:function(e,t,i){var s=this&&this.__createBinding||(Object.create?function(e,t,i,s){void 0===s&&(s=i);var r=Object.getOwnPropertyDescriptor(t,i);r&&!("get"in r?!t.__esModule:r.writable||r.configurable)||(r={enumerable:!0,get:function(){return t[i]}}),Object.defineProperty(e,s,r)}:function(e,t,i,s){void 0===s&&(s=i),e[s]=t[i]}),r=this&&this.__setModuleDefault||(Object.create?function(e,t){Object.defineProperty(e,"default",{enumerable:!0,value:t})}:function(e,t){e.default=t}),n=this&&this.__importStar||function(e){if(e&&e.__esModule)return e;var t={};if(null!=e)for(var i in e)"default"!==i&&Object.prototype.hasOwnProperty.call(e,i)&&s(t,e,i);return r(t,e),t};Object.defineProperty(t,"__esModule",{value:!0}),t.ScrollbarArrow=t.ARROW_IMG_SIZE=void 0;const o=i(8328),a=i(8286),l=i(1758),h=n(i(7093));t.ARROW_IMG_SIZE=11;class c extends a.Widget{constructor(e){super(),this._onActivate=e.onActivate,this.bgDomNode=document.createElement("div"),this.bgDomNode.className="arrow-background",this.bgDomNode.style.position="absolute",this.bgDomNode.style.width=e.bgWidth+"px",this.bgDomNode.style.height=e.bgHeight+"px",void 0!==e.top&&(this.bgDomNode.style.top="0px"),void 0!==e.left&&(this.bgDomNode.style.left="0px"),void 0!==e.bottom&&(this.bgDomNode.style.bottom="0px"),void 0!==e.right&&(this.bgDomNode.style.right="0px"),this.domNode=document.createElement("div"),this.domNode.className=e.className,this.domNode.style.position="absolute",this.domNode.style.width=t.ARROW_IMG_SIZE+"px",this.domNode.style.height=t.ARROW_IMG_SIZE+"px",void 0!==e.top&&(this.domNode.style.top=e.top+"px"),void 0!==e.left&&(this.domNode.style.left=e.left+"px"),void 0!==e.bottom&&(this.domNode.style.bottom=e.bottom+"px"),void 0!==e.right&&(this.domNode.style.right=e.right+"px"),this._pointerMoveMonitor=this._register(new o.GlobalPointerMoveMonitor),this._register(h.addStandardDisposableListener(this.bgDomNode,h.EventType.POINTER_DOWN,(e=>this._arrowPointerDown(e)))),this._register(h.addStandardDisposableListener(this.domNode,h.EventType.POINTER_DOWN,(e=>this._arrowPointerDown(e)))),this._pointerdownRepeatTimer=this._register(new h.WindowIntervalTimer),this._pointerdownScheduleRepeatTimer=this._register(new l.TimeoutTimer)}_arrowPointerDown(e){e.target&&e.target instanceof Element&&(this._onActivate(),this._pointerdownRepeatTimer.cancel(),this._pointerdownScheduleRepeatTimer.cancelAndSet((()=>{this._pointerdownRepeatTimer.cancelAndSet((()=>this._onActivate()),1e3/24,h.getWindow(e))}),200),this._pointerMoveMonitor.startMonitoring(e.target,e.pointerId,e.buttons,(e=>{}),(()=>{this._pointerdownRepeatTimer.cancel(),this._pointerdownScheduleRepeatTimer.cancel()})),e.preventDefault())}}t.ScrollbarArrow=c},8245:(e,t)=>{Object.defineProperty(t,"__esModule",{value:!0}),t.ScrollbarState=void 0;class i{constructor(e,t,i,s,r,n){this._scrollbarSize=Math.round(t),this._oppositeScrollbarSize=Math.round(i),this._arrowSize=Math.round(e),this._visibleSize=s,this._scrollSize=r,this._scrollPosition=n,this._computedAvailableSize=0,this._computedIsNeeded=!1,this._computedSliderSize=0,this._computedSliderRatio=0,this._computedSliderPosition=0,this._refreshComputedValues()}clone(){return new i(this._arrowSize,this._scrollbarSize,this._oppositeScrollbarSize,this._visibleSize,this._scrollSize,this._scrollPosition)}setVisibleSize(e){const t=Math.round(e);return this._visibleSize!==t&&(this._visibleSize=t,this._refreshComputedValues(),!0)}setScrollSize(e){const t=Math.round(e);return this._scrollSize!==t&&(this._scrollSize=t,this._refreshComputedValues(),!0)}setScrollPosition(e){const t=Math.round(e);return this._scrollPosition!==t&&(this._scrollPosition=t,this._refreshComputedValues(),!0)}setScrollbarSize(e){this._scrollbarSize=Math.round(e)}setOppositeScrollbarSize(e){this._oppositeScrollbarSize=Math.round(e)}static _computeValues(e,t,i,s,r){const n=Math.max(0,i-e),o=Math.max(0,n-2*t),a=s>0&&s>i;if(!a)return{computedAvailableSize:Math.round(n),computedIsNeeded:a,computedSliderSize:Math.round(o),computedSliderRatio:0,computedSliderPosition:0};const l=Math.round(Math.max(20,Math.floor(i*o/s))),h=(o-l)/(s-i),c=r*h;return{computedAvailableSize:Math.round(n),computedIsNeeded:a,computedSliderSize:Math.round(l),computedSliderRatio:h,computedSliderPosition:Math.round(c)}}_refreshComputedValues(){const e=i._computeValues(this._oppositeScrollbarSize,this._arrowSize,this._visibleSize,this._scrollSize,this._scrollPosition);this._computedAvailableSize=e.computedAvailableSize,this._computedIsNeeded=e.computedIsNeeded,this._computedSliderSize=e.computedSliderSize,this._computedSliderRatio=e.computedSliderRatio,this._computedSliderPosition=e.computedSliderPosition}getArrowSize(){return this._arrowSize}getScrollPosition(){return this._scrollPosition}getRectangleLargeSize(){return this._computedAvailableSize}getRectangleSmallSize(){return this._scrollbarSize}isNeeded(){return this._computedIsNeeded}getSliderSize(){return this._computedSliderSize}getSliderPosition(){return this._computedSliderPosition}getDesiredScrollPositionFromOffset(e){if(!this._computedIsNeeded)return 0;const t=e-this._arrowSize-this._computedSliderSize/2;return Math.round(t/this._computedSliderRatio)}getDesiredScrollPositionFromOffsetPaged(e){if(!this._computedIsNeeded)return 0;const t=e-this._arrowSize;let i=this._scrollPosition;return t<this._computedSliderPosition?i-=this._visibleSize:i+=this._visibleSize,i}getDesiredScrollPositionFromDelta(e){if(!this._computedIsNeeded)return 0;const t=this._computedSliderPosition+e;return Math.round(t/this._computedSliderRatio)}}t.ScrollbarState=i},79:(e,t,i)=>{Object.defineProperty(t,"__esModule",{value:!0}),t.ScrollbarVisibilityController=void 0;const s=i(1758),r=i(7150),n=i(9881);class o extends r.Disposable{constructor(e,t,i){super(),this._visibility=e,this._visibleClassName=t,this._invisibleClassName=i,this._domNode=null,this._isVisible=!1,this._isNeeded=!1,this._rawShouldBeVisible=!1,this._shouldBeVisible=!1,this._revealTimer=this._register(new s.TimeoutTimer)}setVisibility(e){this._visibility!==e&&(this._visibility=e,this._updateShouldBeVisible())}setShouldBeVisible(e){this._rawShouldBeVisible=e,this._updateShouldBeVisible()}_applyVisibilitySetting(){return this._visibility!==n.ScrollbarVisibility.Hidden&&(this._visibility===n.ScrollbarVisibility.Visible||this._rawShouldBeVisible)}_updateShouldBeVisible(){const e=this._applyVisibilitySetting();this._shouldBeVisible!==e&&(this._shouldBeVisible=e,this.ensureVisibility())}setIsNeeded(e){this._isNeeded!==e&&(this._isNeeded=e,this.ensureVisibility())}setDomNode(e){this._domNode=e,this._domNode.setClassName(this._invisibleClassName),this.setShouldBeVisible(!1)}ensureVisibility(){this._isNeeded?this._shouldBeVisible?this._reveal():this._hide(!0):this._hide(!1)}_reveal(){this._isVisible||(this._isVisible=!0,this._revealTimer.setIfNotSet((()=>{this._domNode?.setClassName(this._visibleClassName)}),0))}_hide(e){this._revealTimer.cancel(),this._isVisible&&(this._isVisible=!1,this._domNode?.setClassName(this._invisibleClassName+(e?" fade":"")))}}t.ScrollbarVisibilityController=o},5473:(e,t,i)=>{Object.defineProperty(t,"__esModule",{value:!0}),t.VerticalScrollbar=void 0;const s=i(8801),r=i(8245),n=i(9881);class o extends s.AbstractScrollbar{constructor(e,t,i){const s=e.getScrollDimensions(),o=e.getCurrentScrollPosition();if(super({lazyRender:t.lazyRender,host:i,scrollbarState:new r.ScrollbarState(t.verticalHasArrows?t.arrowSize:0,t.vertical===n.ScrollbarVisibility.Hidden?0:t.verticalScrollbarSize,0,s.height,s.scrollHeight,o.scrollTop),visibility:t.vertical,extraScrollbarClassName:"vertical",scrollable:e,scrollByPage:t.scrollByPage}),t.verticalHasArrows)throw new Error("horizontalHasArrows is not supported in xterm.js");this._createSlider(0,Math.floor((t.verticalScrollbarSize-t.verticalSliderSize)/2),t.verticalSliderSize,void 0)}_updateSlider(e,t){this.slider.setHeight(e),this.slider.setTop(t)}_renderDomNode(e,t){this.domNode.setWidth(t),this.domNode.setHeight(e),this.domNode.setRight(0),this.domNode.setTop(0)}onDidScroll(e){return this._shouldRender=this._onElementScrollSize(e.scrollHeight)||this._shouldRender,this._shouldRender=this._onElementScrollPosition(e.scrollTop)||this._shouldRender,this._shouldRender=this._onElementSize(e.height)||this._shouldRender,this._shouldRender}_pointerDownRelativePosition(e,t){return t}_sliderPointerPosition(e){return e.pageY}_sliderOrthogonalPointerPosition(e){return e.pageX}_updateScrollbarSize(e){this.slider.setWidth(e)}writeScrollPosition(e,t){e.scrollTop=t}updateOptions(e){this.updateScrollbarSize(e.vertical===n.ScrollbarVisibility.Hidden?0:e.verticalScrollbarSize),this._scrollbarState.setOppositeScrollbarSize(0),this._visibilityController.setVisibility(e.vertical),this._scrollByPage=e.scrollByPage}}t.VerticalScrollbar=o},8286:function(e,t,i){var s=this&&this.__createBinding||(Object.create?function(e,t,i,s){void 0===s&&(s=i);var r=Object.getOwnPropertyDescriptor(t,i);r&&!("get"in r?!t.__esModule:r.writable||r.configurable)||(r={enumerable:!0,get:function(){return 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e?this._running?.taskId===e:!!this._running}get running(){return this._running?.promise}cancelRunning(){this._running?.cancel()}run(e,t,i){return this._running={taskId:e,cancel:()=>i?.(),promise:t},t.then((()=>this.doneRunning(e)),(()=>this.doneRunning(e))),t}doneRunning(e){this._running&&e===this._running.taskId&&(this._running=void 0,this.runQueued())}runQueued(){if(this._queued){const e=this._queued;this._queued=void 0,e.run().then(e.promiseResolve,e.promiseReject)}}queue(e){if(this._queued)this._queued.run=e;else{const{promise:t,resolve:i,reject:s}=u();this._queued={run:e,promise:t,promiseResolve:i,promiseReject:s}}return this._queued.promise}hasQueued(){return!!this._queued}async join(){return this._queued?.promise??this._running?.promise}}var y,w,E;t.TaskSequentializer=C,t.IntervalCounter=class{constructor(e,t=()=>Date.now()){this.interval=e,this.nowFn=t,this.lastIncrementTime=0,this.value=0}increment(){const e=this.nowFn();return 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o&&this._token.cancel():this._token=n.Cancelled}dispose(e=!1){e&&this.cancel(),this._parentListener?.dispose(),this._token?this._token instanceof o&&this._token.dispose():this._token=n.None}}t.CancellationTokenSource=a},4869:(e,t)=>{var i;Object.defineProperty(t,"__esModule",{value:!0}),t.CharCode=void 0,function(e){e[e.Null=0]="Null",e[e.Backspace=8]="Backspace",e[e.Tab=9]="Tab",e[e.LineFeed=10]="LineFeed",e[e.CarriageReturn=13]="CarriageReturn",e[e.Space=32]="Space",e[e.ExclamationMark=33]="ExclamationMark",e[e.DoubleQuote=34]="DoubleQuote",e[e.Hash=35]="Hash",e[e.DollarSign=36]="DollarSign",e[e.PercentSign=37]="PercentSign",e[e.Ampersand=38]="Ampersand",e[e.SingleQuote=39]="SingleQuote",e[e.OpenParen=40]="OpenParen",e[e.CloseParen=41]="CloseParen",e[e.Asterisk=42]="Asterisk",e[e.Plus=43]="Plus",e[e.Comma=44]="Comma",e[e.Dash=45]="Dash",e[e.Period=46]="Period",e[e.Slash=47]="Slash",e[e.Digit0=48]="Digit0",e[e.Digit1=49]="Digit1",e[e.Digit2=50]="Digit2",e[e.Digit3=51]="Digit3",e[e.Digit4=52]="Digit4",e[e.Digit5=53]="Digit5",e[e.Digit6=54]="Digit6",e[e.Digit7=55]="Digit7",e[e.Digit8=56]="Digit8",e[e.Digit9=57]="Digit9",e[e.Colon=58]="Colon",e[e.Semicolon=59]="Semicolon",e[e.LessThan=60]="LessThan",e[e.Equals=61]="Equals",e[e.GreaterThan=62]="GreaterThan",e[e.QuestionMark=63]="QuestionMark",e[e.AtSign=64]="AtSign",e[e.A=65]="A",e[e.B=66]="B",e[e.C=67]="C",e[e.D=68]="D",e[e.E=69]="E",e[e.F=70]="F",e[e.G=71]="G",e[e.H=72]="H",e[e.I=73]="I",e[e.J=74]="J",e[e.K=75]="K",e[e.L=76]="L",e[e.M=77]="M",e[e.N=78]="N",e[e.O=79]="O",e[e.P=80]="P",e[e.Q=81]="Q",e[e.R=82]="R",e[e.S=83]="S",e[e.T=84]="T",e[e.U=85]="U",e[e.V=86]="V",e[e.W=87]="W",e[e.X=88]="X",e[e.Y=89]="Y",e[e.Z=90]="Z",e[e.OpenSquareBracket=91]="OpenSquareBracket",e[e.Backslash=92]="Backslash",e[e.CloseSquareBracket=93]="CloseSquareBracket",e[e.Caret=94]="Caret",e[e.Underline=95]="Underline",e[e.BackTick=96]="BackTick",e[e.a=97]="a",e[e.b=98]="b",e[e.c=99]="c",e[e.d=100]="d",e[e.e=101]="e",e[e.f=102]="f",e[e.g=103]="g",e[e.h=104]="h",e[e.i=105]="i",e[e.j=106]="j",e[e.k=107]="k",e[e.l=108]="l",e[e.m=109]="m",e[e.n=110]="n",e[e.o=111]="o",e[e.p=112]="p",e[e.q=113]="q",e[e.r=114]="r",e[e.s=115]="s",e[e.t=116]="t",e[e.u=117]="u",e[e.v=118]="v",e[e.w=119]="w",e[e.x=120]="x",e[e.y=121]="y",e[e.z=122]="z",e[e.OpenCurlyBrace=123]="OpenCurlyBrace",e[e.Pipe=124]="Pipe",e[e.CloseCurlyBrace=125]="CloseCurlyBrace",e[e.Tilde=126]="Tilde",e[e.NoBreakSpace=160]="NoBreakSpace",e[e.U_Combining_Grave_Accent=768]="U_Combining_Grave_Accent",e[e.U_Combining_Acute_Accent=769]="U_Combining_Acute_Accent",e[e.U_Combining_Circumflex_Accent=770]="U_Combining_Circumflex_Accent",e[e.U_Combining_Tilde=771]="U_Combining_Tilde",e[e.U_Combining_Macron=772]="U_Combining_Macron",e[e.U_Combining_Overline=773]="U_Combining_Overline",e[e.U_Combining_Breve=774]="U_Combining_Breve",e[e.U_Combining_Dot_Above=775]="U_Combining_Dot_Above",e[e.U_Combining_Diaeresis=776]="U_Combining_Diaeresis",e[e.U_Combining_Hook_Above=777]="U_Combining_Hook_Above",e[e.U_Combining_Ring_Above=778]="U_Combining_Ring_Above",e[e.U_Combining_Double_Acute_Accent=779]="U_Combining_Double_Acute_Accent",e[e.U_Combining_Caron=780]="U_Combining_Caron",e[e.U_Combining_Vertical_Line_Above=781]="U_Combining_Vertical_Line_Above",e[e.U_Combining_Double_Vertical_Line_Above=782]="U_Combining_Double_Vertical_Line_Above",e[e.U_Combining_Double_Grave_Accent=783]="U_Combining_Double_Grave_Accent",e[e.U_Combining_Candrabindu=784]="U_Combining_Candrabindu",e[e.U_Combining_Inverted_Breve=785]="U_Combining_Inverted_Breve",e[e.U_Combining_Turned_Comma_Above=786]="U_Combining_Turned_Comma_Above",e[e.U_Combining_Comma_Above=787]="U_Combining_Comma_Above",e[e.U_Combining_Reversed_Comma_Above=788]="U_Combining_Reversed_Comma_Above",e[e.U_Combining_Comma_Above_Right=789]="U_Combining_Comma_Above_Right",e[e.U_Combining_Grave_Accent_Below=790]="U_Combining_Grave_Accent_Below",e[e.U_Combining_Acute_Accent_Below=791]="U_Combining_Acute_Accent_Below",e[e.U_Combining_Left_Tack_Below=792]="U_Combining_Left_Tack_Below",e[e.U_Combining_Right_Tack_Below=793]="U_Combining_Right_Tack_Below",e[e.U_Combining_Left_Angle_Above=794]="U_Combining_Left_Angle_Above",e[e.U_Combining_Horn=795]="U_Combining_Horn",e[e.U_Combining_Left_Half_Ring_Below=796]="U_Combining_Left_Half_Ring_Below",e[e.U_Combining_Up_Tack_Below=797]="U_Combining_Up_Tack_Below",e[e.U_Combining_Down_Tack_Below=798]="U_Combining_Down_Tack_Below",e[e.U_Combining_Plus_Sign_Below=799]="U_Combining_Plus_Sign_Below",e[e.U_Combining_Minus_Sign_Below=800]="U_Combining_Minus_Sign_Below",e[e.U_Combining_Palatalized_Hook_Below=801]="U_Combining_Palatalized_Hook_Below",e[e.U_Combining_Retroflex_Hook_Below=802]="U_Combining_Retroflex_Hook_Below",e[e.U_Combining_Dot_Below=803]="U_Combining_Dot_Below",e[e.U_Combining_Diaeresis_Below=804]="U_Combining_Diaeresis_Below",e[e.U_Combining_Ring_Below=805]="U_Combining_Ring_Below",e[e.U_Combining_Comma_Below=806]="U_Combining_Comma_Below",e[e.U_Combining_Cedilla=807]="U_Combining_Cedilla",e[e.U_Combining_Ogonek=808]="U_Combining_Ogonek",e[e.U_Combining_Vertical_Line_Below=809]="U_Combining_Vertical_Line_Below",e[e.U_Combining_Bridge_Below=810]="U_Combining_Bridge_Below",e[e.U_Combining_Inverted_Double_Arch_Below=811]="U_Combining_Inverted_Double_Arch_Below",e[e.U_Combining_Caron_Below=812]="U_Combining_Caron_Below",e[e.U_Combining_Circumflex_Accent_Below=813]="U_Combining_Circumflex_Accent_Below",e[e.U_Combining_Breve_Below=814]="U_Combining_Breve_Below",e[e.U_Combining_Inverted_Breve_Below=815]="U_Combining_Inverted_Breve_Below",e[e.U_Combining_Tilde_Below=816]="U_Combining_Tilde_Below",e[e.U_Combining_Macron_Below=817]="U_Combining_Macron_Below",e[e.U_Combining_Low_Line=818]="U_Combining_Low_Line",e[e.U_Combining_Double_Low_Line=819]="U_Combining_Double_Low_Line",e[e.U_Combining_Tilde_Overlay=820]="U_Combining_Tilde_Overlay",e[e.U_Combining_Short_Stroke_Overlay=821]="U_Combining_Short_Stroke_Overlay",e[e.U_Combining_Long_Stroke_Overlay=822]="U_Combining_Long_Stroke_Overlay",e[e.U_Combining_Short_Solidus_Overlay=823]="U_Combining_Short_Solidus_Overlay",e[e.U_Combining_Long_Solidus_Overlay=824]="U_Combining_Long_Solidus_Overlay",e[e.U_Combining_Right_Half_Ring_Below=825]="U_Combining_Right_Half_Ring_Below",e[e.U_Combining_Inverted_Bridge_Below=826]="U_Combining_Inverted_Bridge_Below",e[e.U_Combining_Square_Below=827]="U_Combining_Square_Below",e[e.U_Combining_Seagull_Below=828]="U_Combining_Seagull_Below",e[e.U_Combining_X_Above=829]="U_Combining_X_Above",e[e.U_Combining_Vertical_Tilde=830]="U_Combining_Vertical_Tilde",e[e.U_Combining_Double_Overline=831]="U_Combining_Double_Overline",e[e.U_Combining_Grave_Tone_Mark=832]="U_Combining_Grave_Tone_Mark",e[e.U_Combining_Acute_Tone_Mark=833]="U_Combining_Acute_Tone_Mark",e[e.U_Combining_Greek_Perispomeni=834]="U_Combining_Greek_Perispomeni",e[e.U_Combining_Greek_Koronis=835]="U_Combining_Greek_Koronis",e[e.U_Combining_Greek_Dialytika_Tonos=836]="U_Combining_Greek_Dialytika_Tonos",e[e.U_Combining_Greek_Ypogegrammeni=837]="U_Combining_Greek_Ypogegrammeni",e[e.U_Combining_Bridge_Above=838]="U_Combining_Bridge_Above",e[e.U_Combining_Equals_Sign_Below=839]="U_Combining_Equals_Sign_Below",e[e.U_Combining_Double_Vertical_Line_Below=840]="U_Combining_Double_Vertical_Line_Below",e[e.U_Combining_Left_Angle_Below=841]="U_Combining_Left_Angle_Below",e[e.U_Combining_Not_Tilde_Above=842]="U_Combining_Not_Tilde_Above",e[e.U_Combining_Homothetic_Above=843]="U_Combining_Homothetic_Above",e[e.U_Combining_Almost_Equal_To_Above=844]="U_Combining_Almost_Equal_To_Above",e[e.U_Combining_Left_Right_Arrow_Below=845]="U_Combining_Left_Right_Arrow_Below",e[e.U_Combining_Upwards_Arrow_Below=846]="U_Combining_Upwards_Arrow_Below",e[e.U_Combining_Grapheme_Joiner=847]="U_Combining_Grapheme_Joiner",e[e.U_Combining_Right_Arrowhead_Above=848]="U_Combining_Right_Arrowhead_Above",e[e.U_Combining_Left_Half_Ring_Above=849]="U_Combining_Left_Half_Ring_Above",e[e.U_Combining_Fermata=850]="U_Combining_Fermata",e[e.U_Combining_X_Below=851]="U_Combining_X_Below",e[e.U_Combining_Left_Arrowhead_Below=852]="U_Combining_Left_Arrowhead_Below",e[e.U_Combining_Right_Arrowhead_Below=853]="U_Combining_Right_Arrowhead_Below",e[e.U_Combining_Right_Arrowhead_And_Up_Arrowhead_Below=854]="U_Combining_Right_Arrowhead_And_Up_Arrowhead_Below",e[e.U_Combining_Right_Half_Ring_Above=855]="U_Combining_Right_Half_Ring_Above",e[e.U_Combining_Dot_Above_Right=856]="U_Combining_Dot_Above_Right",e[e.U_Combining_Asterisk_Below=857]="U_Combining_Asterisk_Below",e[e.U_Combining_Double_Ring_Below=858]="U_Combining_Double_Ring_Below",e[e.U_Combining_Zigzag_Above=859]="U_Combining_Zigzag_Above",e[e.U_Combining_Double_Breve_Below=860]="U_Combining_Double_Breve_Below",e[e.U_Combining_Double_Breve=861]="U_Combining_Double_Breve",e[e.U_Combining_Double_Macron=862]="U_Combining_Double_Macron",e[e.U_Combining_Double_Macron_Below=863]="U_Combining_Double_Macron_Below",e[e.U_Combining_Double_Tilde=864]="U_Combining_Double_Tilde",e[e.U_Combining_Double_Inverted_Breve=865]="U_Combining_Double_Inverted_Breve",e[e.U_Combining_Double_Rightwards_Arrow_Below=866]="U_Combining_Double_Rightwards_Arrow_Below",e[e.U_Combining_Latin_Small_Letter_A=867]="U_Combining_Latin_Small_Letter_A",e[e.U_Combining_Latin_Small_Letter_E=868]="U_Combining_Latin_Small_Letter_E",e[e.U_Combining_Latin_Small_Letter_I=869]="U_Combining_Latin_Small_Letter_I",e[e.U_Combining_Latin_Small_Letter_O=870]="U_Combining_Latin_Small_Letter_O",e[e.U_Combining_Latin_Small_Letter_U=871]="U_Combining_Latin_Small_Letter_U",e[e.U_Combining_Latin_Small_Letter_C=872]="U_Combining_Latin_Small_Letter_C",e[e.U_Combining_Latin_Small_Letter_D=873]="U_Combining_Latin_Small_Letter_D",e[e.U_Combining_Latin_Small_Letter_H=874]="U_Combining_Latin_Small_Letter_H",e[e.U_Combining_Latin_Small_Letter_M=875]="U_Combining_Latin_Small_Letter_M",e[e.U_Combining_Latin_Small_Letter_R=876]="U_Combining_Latin_Small_Letter_R",e[e.U_Combining_Latin_Small_Letter_T=877]="U_Combining_Latin_Small_Letter_T",e[e.U_Combining_Latin_Small_Letter_V=878]="U_Combining_Latin_Small_Letter_V",e[e.U_Combining_Latin_Small_Letter_X=879]="U_Combining_Latin_Small_Letter_X",e[e.LINE_SEPARATOR=8232]="LINE_SEPARATOR",e[e.PARAGRAPH_SEPARATOR=8233]="PARAGRAPH_SEPARATOR",e[e.NEXT_LINE=133]="NEXT_LINE",e[e.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0,t.KeyChord=function(e,t){return(e|(65535&t)<<16>>>0)>>>0},function(e){e[e.DependsOnKbLayout=-1]="DependsOnKbLayout",e[e.Unknown=0]="Unknown",e[e.Backspace=1]="Backspace",e[e.Tab=2]="Tab",e[e.Enter=3]="Enter",e[e.Shift=4]="Shift",e[e.Ctrl=5]="Ctrl",e[e.Alt=6]="Alt",e[e.PauseBreak=7]="PauseBreak",e[e.CapsLock=8]="CapsLock",e[e.Escape=9]="Escape",e[e.Space=10]="Space",e[e.PageUp=11]="PageUp",e[e.PageDown=12]="PageDown",e[e.End=13]="End",e[e.Home=14]="Home",e[e.LeftArrow=15]="LeftArrow",e[e.UpArrow=16]="UpArrow",e[e.RightArrow=17]="RightArrow",e[e.DownArrow=18]="DownArrow",e[e.Insert=19]="Insert",e[e.Delete=20]="Delete",e[e.Digit0=21]="Digit0",e[e.Digit1=22]="Digit1",e[e.Digit2=23]="Digit2",e[e.Digit3=24]="Digit3",e[e.Digit4=25]="Digit4",e[e.Digit5=26]="Digit5",e[e.Digit6=27]="Digit6",e[e.Digit7=28]="Digit7",e[e.Digit8=29]="Digit8",e[e.Digit9=30]="Digit9",e[e.KeyA=31]="KeyA",e[e.KeyB=32]="KeyB",e[e.KeyC=33]="KeyC",e[e.KeyD=34]="KeyD",e[e.KeyE=35]="KeyE",e[e.KeyF=36]="KeyF",e[e.KeyG=37]="KeyG",e[e.KeyH=38]="KeyH",e[e.KeyI=39]="KeyI",e[e.KeyJ=40]="KeyJ",e[e.KeyK=41]="KeyK",e[e.KeyL=42]="KeyL",e[e.KeyM=43]="KeyM",e[e.KeyN=44]="KeyN",e[e.KeyO=45]="KeyO",e[e.KeyP=46]="KeyP",e[e.KeyQ=47]="KeyQ",e[e.KeyR=48]="KeyR",e[e.KeyS=49]="KeyS",e[e.KeyT=50]="KeyT",e[e.KeyU=51]="KeyU",e[e.KeyV=52]="KeyV",e[e.KeyW=53]="KeyW",e[e.KeyX=54]="KeyX",e[e.KeyY=55]="KeyY",e[e.KeyZ=56]="KeyZ",e[e.Meta=57]="Meta",e[e.ContextMenu=58]="ContextMenu",e[e.F1=59]="F1",e[e.F2=60]="F2",e[e.F3=61]="F3",e[e.F4=62]="F4",e[e.F5=63]="F5",e[e.F6=64]="F6",e[e.F7=65]="F7",e[e.F8=66]="F8",e[e.F9=67]="F9",e[e.F10=68]="F10",e[e.F11=69]="F11",e[e.F12=70]="F12",e[e.F13=71]="F13",e[e.F14=72]="F14",e[e.F15=73]="F15",e[e.F16=74]="F16",e[e.F17=75]="F17",e[e.F18=76]="F18",e[e.F19=77]="F19",e[e.F20=78]="F20",e[e.F21=79]="F21",e[e.F22=80]="F22",e[e.F23=81]="F23",e[e.F24=82]="F24",e[e.NumLock=83]="NumLock",e[e.ScrollLock=84]="ScrollLock",e[e.Semicolon=85]="Semicolon",e[e.Equal=86]="Equal",e[e.Comma=87]="Comma",e[e.Minus=88]="Minus",e[e.Period=89]="Period",e[e.Slash=90]="Slash",e[e.Backquote=91]="Backquote",e[e.BracketLeft=92]="BracketLeft",e[e.Backslash=93]="Backslash",e[e.BracketRight=94]="BracketRight",e[e.Quote=95]="Quote",e[e.OEM_8=96]="OEM_8",e[e.IntlBackslash=97]="IntlBackslash",e[e.Numpad0=98]="Numpad0",e[e.Numpad1=99]="Numpad1",e[e.Numpad2=100]="Numpad2",e[e.Numpad3=101]="Numpad3",e[e.Numpad4=102]="Numpad4",e[e.Numpad5=103]="Numpad5",e[e.Numpad6=104]="Numpad6",e[e.Numpad7=105]="Numpad7",e[e.Numpad8=106]="Numpad8",e[e.Numpad9=107]="Numpad9",e[e.NumpadMultiply=108]="NumpadMultiply",e[e.NumpadAdd=109]="NumpadAdd",e[e.NUMPAD_SEPARATOR=110]="NUMPAD_SEPARATOR",e[e.NumpadSubtract=111]="NumpadSubtract",e[e.NumpadDecimal=112]="NumpadDecimal",e[e.NumpadDivide=113]="NumpadDivide",e[e.KEY_IN_COMPOSITION=114]="KEY_IN_COMPOSITION",e[e.ABNT_C1=115]="ABNT_C1",e[e.ABNT_C2=116]="ABNT_C2",e[e.AudioVolumeMute=117]="AudioVolumeMute",e[e.AudioVolumeUp=118]="AudioVolumeUp",e[e.AudioVolumeDown=119]="AudioVolumeDown",e[e.BrowserSearch=120]="BrowserSearch",e[e.BrowserHome=121]="BrowserHome",e[e.BrowserBack=122]="BrowserBack",e[e.BrowserForward=123]="BrowserForward",e[e.MediaTrackNext=124]="MediaTrackNext",e[e.MediaTrackPrevious=125]="MediaTrackPrevious",e[e.MediaStop=126]="MediaStop",e[e.MediaPlayPause=127]="MediaPlayPause",e[e.LaunchMediaPlayer=128]="LaunchMediaPlayer",e[e.LaunchMail=129]="LaunchMail",e[e.LaunchApp2=130]="LaunchApp2",e[e.Clear=131]="Clear",e[e.MAX_VALUE=132]="MAX_VALUE"}(i||(t.KeyCode=i={})),function(e){e[e.DependsOnKbLayout=-1]="DependsOnKbLayout",e[e.None=0]="None",e[e.Hyper=1]="Hyper",e[e.Super=2]="Super",e[e.Fn=3]="Fn",e[e.FnLock=4]="FnLock",e[e.Suspend=5]="Suspend",e[e.Resume=6]="Resume",e[e.Turbo=7]="Turbo",e[e.Sleep=8]="Sleep",e[e.WakeUp=9]="WakeUp",e[e.KeyA=10]="KeyA",e[e.KeyB=11]="KeyB",e[e.KeyC=12]="KeyC",e[e.KeyD=13]="KeyD",e[e.KeyE=14]="KeyE",e[e.KeyF=15]="KeyF",e[e.KeyG=16]="KeyG",e[e.KeyH=17]="KeyH",e[e.KeyI=18]="KeyI",e[e.KeyJ=19]="KeyJ",e[e.KeyK=20]="KeyK",e[e.KeyL=21]="KeyL",e[e.KeyM=22]="KeyM",e[e.KeyN=23]="KeyN",e[e.KeyO=24]="KeyO",e[e.KeyP=25]="KeyP",e[e.KeyQ=26]="KeyQ",e[e.KeyR=27]="KeyR",e[e.KeyS=28]="KeyS",e[e.KeyT=29]="KeyT",e[e.KeyU=30]="KeyU",e[e.KeyV=31]="KeyV",e[e.KeyW=32]="KeyW",e[e.KeyX=33]="KeyX",e[e.KeyY=34]="KeyY",e[e.KeyZ=35]="KeyZ",e[e.Digit1=36]="Digit1",e[e.Digit2=37]="Digit2",e[e.Digit3=38]="Digit3",e[e.Digit4=39]="Digit4",e[e.Digit5=40]="Digit5",e[e.Digit6=41]="Digit6",e[e.Digit7=42]="Digit7",e[e.Digit8=43]="Digit8",e[e.Digit9=44]="Digit9",e[e.Digit0=45]="Digit0",e[e.Enter=46]="Enter",e[e.Escape=47]="Escape",e[e.Backspace=48]="Backspace",e[e.Tab=49]="Tab",e[e.Space=50]="Space",e[e.Minus=51]="Minus",e[e.Equal=52]="Equal",e[e.BracketLeft=53]="BracketLeft",e[e.BracketRight=54]="BracketRight",e[e.Backslash=55]="Backslash",e[e.IntlHash=56]="IntlHash",e[e.Semicolon=57]="Semicolon",e[e.Quote=58]="Quote",e[e.Backquote=59]="Backquote",e[e.Comma=60]="Comma",e[e.Period=61]="Period",e[e.Slash=62]="Slash",e[e.CapsLock=63]="CapsLock",e[e.F1=64]="F1",e[e.F2=65]="F2",e[e.F3=66]="F3",e[e.F4=67]="F4",e[e.F5=68]="F5",e[e.F6=69]="F6",e[e.F7=70]="F7",e[e.F8=71]="F8",e[e.F9=72]="F9",e[e.F10=73]="F10",e[e.F11=74]="F11",e[e.F12=75]="F12",e[e.PrintScreen=76]="PrintScreen",e[e.ScrollLock=77]="ScrollLock",e[e.Pause=78]="Pause",e[e.Insert=79]="Insert",e[e.Home=80]="Home",e[e.PageUp=81]="PageUp",e[e.Delete=82]="Delete",e[e.End=83]="End",e[e.PageDown=84]="PageDown",e[e.ArrowRight=85]="ArrowRight",e[e.ArrowLeft=86]="ArrowLeft",e[e.ArrowDown=87]="ArrowDown",e[e.ArrowUp=88]="ArrowUp",e[e.NumLock=89]="NumLock",e[e.NumpadDivide=90]="NumpadDivide",e[e.NumpadMultiply=91]="NumpadMultiply",e[e.NumpadSubtract=92]="NumpadSubtract",e[e.NumpadAdd=93]="NumpadAdd",e[e.NumpadEnter=94]="NumpadEnter",e[e.Numpad1=95]="Numpad1",e[e.Numpad2=96]="Numpad2",e[e.Numpad3=97]="Numpad3",e[e.Numpad4=98]="Numpad4",e[e.Numpad5=99]="Numpad5",e[e.Numpad6=100]="Numpad6",e[e.Numpad7=101]="Numpad7",e[e.Numpad8=102]="Numpad8",e[e.Numpad9=103]="Numpad9",e[e.Numpad0=104]="Numpad0",e[e.NumpadDecimal=105]="NumpadDecimal",e[e.IntlBackslash=106]="IntlBackslash",e[e.ContextMenu=107]="ContextMenu",e[e.Power=108]="Power",e[e.NumpadEqual=109]="NumpadEqual",e[e.F13=110]="F13",e[e.F14=111]="F14",e[e.F15=112]="F15",e[e.F16=113]="F16",e[e.F17=114]="F17",e[e.F18=115]="F18",e[e.F19=116]="F19",e[e.F20=117]="F20",e[e.F21=118]="F21",e[e.F22=119]="F22",e[e.F23=120]="F23",e[e.F24=121]="F24",e[e.Open=122]="Open",e[e.Help=123]="Help",e[e.Select=124]="Select",e[e.Again=125]="Again",e[e.Undo=126]="Undo",e[e.Cut=127]="Cut",e[e.Copy=128]="Copy",e[e.Paste=129]="Paste",e[e.Find=130]="Find",e[e.AudioVolumeMute=131]="AudioVolumeMute",e[e.AudioVolumeUp=132]="AudioVolumeUp",e[e.AudioVolumeDown=133]="AudioVolumeDown",e[e.NumpadComma=134]="NumpadComma",e[e.IntlRo=135]="IntlRo",e[e.KanaMode=136]="KanaMode",e[e.IntlYen=137]="IntlYen",e[e.Convert=138]="Convert",e[e.NonConvert=139]="NonConvert",e[e.Lang1=140]="Lang1",e[e.Lang2=141]="Lang2",e[e.Lang3=142]="Lang3",e[e.Lang4=143]="Lang4",e[e.Lang5=144]="Lang5",e[e.Abort=145]="Abort",e[e.Props=146]="Props",e[e.NumpadParenLeft=147]="NumpadParenLeft",e[e.NumpadParenRight=148]="NumpadParenRight",e[e.NumpadBackspace=149]="NumpadBackspace",e[e.NumpadMemoryStore=150]="NumpadMemoryStore",e[e.NumpadMemoryRecall=151]="NumpadMemoryRecall",e[e.NumpadMemoryClear=152]="NumpadMemoryClear",e[e.NumpadMemoryAdd=153]="NumpadMemoryAdd",e[e.NumpadMemorySubtract=154]="NumpadMemorySubtract",e[e.NumpadClear=155]="NumpadClear",e[e.NumpadClearEntry=156]="NumpadClearEntry",e[e.ControlLeft=157]="ControlLeft",e[e.ShiftLeft=158]="ShiftLeft",e[e.AltLeft=159]="AltLeft",e[e.MetaLeft=160]="MetaLeft",e[e.ControlRight=161]="ControlRight",e[e.ShiftRight=162]="ShiftRight",e[e.AltRight=163]="AltRight",e[e.MetaRight=164]="MetaRight",e[e.BrightnessUp=165]="BrightnessUp",e[e.BrightnessDown=166]="BrightnessDown",e[e.MediaPlay=167]="MediaPlay",e[e.MediaRecord=168]="MediaRecord",e[e.MediaFastForward=169]="MediaFastForward",e[e.MediaRewind=170]="MediaRewind",e[e.MediaTrackNext=171]="MediaTrackNext",e[e.MediaTrackPrevious=172]="MediaTrackPrevious",e[e.MediaStop=173]="MediaStop",e[e.Eject=174]="Eject",e[e.MediaPlayPause=175]="MediaPlayPause",e[e.MediaSelect=176]="MediaSelect",e[e.LaunchMail=177]="LaunchMail",e[e.LaunchApp2=178]="LaunchApp2",e[e.LaunchApp1=179]="LaunchApp1",e[e.SelectTask=180]="SelectTask",e[e.LaunchScreenSaver=181]="LaunchScreenSaver",e[e.BrowserSearch=182]="BrowserSearch",e[e.BrowserHome=183]="BrowserHome",e[e.BrowserBack=184]="BrowserBack",e[e.BrowserForward=185]="BrowserForward",e[e.BrowserStop=186]="BrowserStop",e[e.BrowserRefresh=187]="BrowserRefresh",e[e.BrowserFavorites=188]="BrowserFavorites",e[e.ZoomToggle=189]="ZoomToggle",e[e.MailReply=190]="MailReply",e[e.MailForward=191]="MailForward",e[e.MailSend=192]="MailSend",e[e.MAX_VALUE=193]="MAX_VALUE"}(s||(t.ScanCode=s={}));class r{constructor(){this._keyCodeToStr=[],this._strToKeyCode=Object.create(null)}define(e,t){this._keyCodeToStr[e]=t,this._strToKeyCode[t.toLowerCase()]=e}keyCodeToStr(e){return this._keyCodeToStr[e]}strToKeyCode(e){return this._strToKeyCode[e.toLowerCase()]||i.Unknown}}const n=new r,o=new r,a=new r;t.EVENT_KEY_CODE_MAP=new Array(230),t.NATIVE_WINDOWS_KEY_CODE_TO_KEY_CODE={};const l=[],h=Object.create(null),c=Object.create(null);var d,u;t.ScanCodeUtils={lowerCaseToEnum:e=>c[e]||s.None,toEnum:e=>h[e]||s.None,toString:e=>l[e]||"None"},function(e){e.toString=function(e){return n.keyCodeToStr(e)},e.fromString=function(e){return n.strToKeyCode(e)},e.toUserSettingsUS=function(e){return o.keyCodeToStr(e)},e.toUserSettingsGeneral=function(e){return a.keyCodeToStr(e)},e.fromUserSettings=function(e){return o.strToKeyCode(e)||a.strToKeyCode(e)},e.toElectronAccelerator=function(e){if(e>=i.Numpad0&&e<=i.NumpadDivide)return null;switch(e){case i.UpArrow:return"Up";case i.DownArrow:return"Down";case i.LeftArrow:return"Left";case i.RightArrow:return"Right"}return n.keyCodeToStr(e)}}(d||(t.KeyCodeUtils=d={})),function(e){e[e.CtrlCmd=2048]="CtrlCmd",e[e.Shift=1024]="Shift",e[e.Alt=512]="Alt",e[e.WinCtrl=256]="WinCtrl"}(u||(t.KeyMod=u={}))},2811:(e,t,i)=>{Object.defineProperty(t,"__esModule",{value:!0}),t.ResolvedKeybinding=t.ResolvedChord=t.Keybinding=t.ScanCodeChord=t.KeyCodeChord=void 0,t.decodeKeybinding=function(e,t){if("number"==typeof e){if(0===e)return null;const i=(65535&e)>>>0,s=(4294901760&e)>>>16;return new c(0!==s?[a(i,t),a(s,t)]:[a(i,t)])}{const i=[];for(let s=0;s<e.length;s++)i.push(a(e[s],t));return new c(i)}},t.createSimpleKeybinding=a;const s=i(9807),r=i(7883),n=i(8163);var o;function a(e,t){const i=!!(e&o.CtrlCmd),s=!!(e&o.WinCtrl),r=t===n.OperatingSystem.Macintosh?s:i,a=!!(e&o.Shift),h=!!(e&o.Alt),c=t===n.OperatingSystem.Macintosh?i:s,d=e&o.KeyCode;return new l(r,a,h,c,d)}!function(e){e[e.CtrlCmd=2048]="CtrlCmd",e[e.Shift=1024]="Shift",e[e.Alt=512]="Alt",e[e.WinCtrl=256]="WinCtrl",e[e.KeyCode=255]="KeyCode"}(o||(o={}));class l{constructor(e,t,i,s,r){this.ctrlKey=e,this.shiftKey=t,this.altKey=i,this.metaKey=s,this.keyCode=r}equals(e){return e instanceof l&&this.ctrlKey===e.ctrlKey&&this.shiftKey===e.shiftKey&&this.altKey===e.altKey&&this.metaKey===e.metaKey&&this.keyCode===e.keyCode}getHashCode(){return`K${this.ctrlKey?"1":"0"}${this.shiftKey?"1":"0"}${this.altKey?"1":"0"}${this.metaKey?"1":"0"}${this.keyCode}`}isModifierKey(){return this.keyCode===r.KeyCode.Unknown||this.keyCode===r.KeyCode.Ctrl||this.keyCode===r.KeyCode.Meta||this.keyCode===r.KeyCode.Alt||this.keyCode===r.KeyCode.Shift}toKeybinding(){return new c([this])}isDuplicateModifierCase(){return this.ctrlKey&&this.keyCode===r.KeyCode.Ctrl||this.shiftKey&&this.keyCode===r.KeyCode.Shift||this.altKey&&this.keyCode===r.KeyCode.Alt||this.metaKey&&this.keyCode===r.KeyCode.Meta}}t.KeyCodeChord=l;class h{constructor(e,t,i,s,r){this.ctrlKey=e,this.shiftKey=t,this.altKey=i,this.metaKey=s,this.scanCode=r}equals(e){return e instanceof h&&this.ctrlKey===e.ctrlKey&&this.shiftKey===e.shiftKey&&this.altKey===e.altKey&&this.metaKey===e.metaKey&&this.scanCode===e.scanCode}getHashCode(){return`S${this.ctrlKey?"1":"0"}${this.shiftKey?"1":"0"}${this.altKey?"1":"0"}${this.metaKey?"1":"0"}${this.scanCode}`}isDuplicateModifierCase(){return this.ctrlKey&&(this.scanCode===r.ScanCode.ControlLeft||this.scanCode===r.ScanCode.ControlRight)||this.shiftKey&&(this.scanCode===r.ScanCode.ShiftLeft||this.scanCode===r.ScanCode.ShiftRight)||this.altKey&&(this.scanCode===r.ScanCode.AltLeft||this.scanCode===r.ScanCode.AltRight)||this.metaKey&&(this.scanCode===r.ScanCode.MetaLeft||this.scanCode===r.ScanCode.MetaRight)}}t.ScanCodeChord=h;class c{constructor(e){if(0===e.length)throw(0,s.illegalArgument)("chords");this.chords=e}getHashCode(){let e="";for(let t=0,i=this.chords.length;t<i;t++)0!==t&&(e+=";"),e+=this.chords[t].getHashCode();return e}equals(e){if(null===e)return!1;if(this.chords.length!==e.chords.length)return!1;for(let t=0;t<this.chords.length;t++)if(!this.chords[t].equals(e.chords[t]))return!1;return!0}}t.Keybinding=c,t.ResolvedChord=class{constructor(e,t,i,s,r,n){this.ctrlKey=e,this.shiftKey=t,this.altKey=i,this.metaKey=s,this.keyLabel=r,this.keyAriaLabel=n}},t.ResolvedKeybinding=class{}},626:(e,t)=>{Object.defineProperty(t,"__esModule",{value:!0}),t.Lazy=void 0,t.Lazy=class{constructor(e){this.executor=e,this._didRun=!1}get hasValue(){return this._didRun}get value(){if(!this._didRun)try{this._value=this.executor()}catch(e){this._error=e}finally{this._didRun=!0}if(this._error)throw this._error;return this._value}get rawValue(){return this._value}}},7150:(e,t,i)=>{Object.defineProperty(t,"__esModule",{value:!0}),t.DisposableMap=t.ImmortalReference=t.AsyncReferenceCollection=t.ReferenceCollection=t.SafeDisposable=t.RefCountedDisposable=t.MandatoryMutableDisposable=t.MutableDisposable=t.Disposable=t.DisposableStore=t.DisposableTracker=void 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onWriteParsed(){return this._core.onWriteParsed}get element(){return this._core.element}get parser(){return this._parser||(this._parser=new l.ParserApi(this._core)),this._parser}get unicode(){return this._checkProposedApi(),new h.UnicodeApi(this._core)}get textarea(){return this._core.textarea}get rows(){return this._core.rows}get cols(){return this._core.cols}get buffer(){return this._buffer||(this._buffer=this._register(new a.BufferNamespaceApi(this._core))),this._buffer}get markers(){return this._checkProposedApi(),this._core.markers}get modes(){const e=this._core.coreService.decPrivateModes;let 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tooMuchOutput(e){t.tooMuchOutput.set(e)}}}_verifyIntegers(...e){for(d of e)if(d===1/0||isNaN(d)||d%1!=0)throw new Error("This API only accepts integers")}_verifyPositiveIntegers(...e){for(d of e)if(d&&(d===1/0||isNaN(d)||d%1!=0||d<0))throw new Error("This API only accepts positive integers")}}e.Terminal=u})(),s})()));
+//# sourceMappingURL=xterm.js.map
\ No newline at end of file
diff --git a/static/js/xterm@3.6.0/addons/fit/fit.js b/static/js/xterm@3.6.0/addons/fit/fit.js
deleted file mode 100644
index b137d99e..00000000
--- a/static/js/xterm@3.6.0/addons/fit/fit.js
+++ /dev/null
@@ -1,51 +0,0 @@
-(function(f){if(typeof exports==="object"&&typeof module!=="undefined"){module.exports=f()}else if(typeof define==="function"&&define.amd){define([],f)}else{var g;if(typeof window!=="undefined"){g=window}else if(typeof global!=="undefined"){g=global}else if(typeof self!=="undefined"){g=self}else{g=this}g.fit = f()}})(function(){var define,module,exports;return (function(){function r(e,n,t){function o(i,f){if(!n[i]){if(!e[i]){var c="function"==typeof require&&require;if(!f&&c)return c(i,!0);if(u)return u(i,!0);var a=new Error("Cannot find module '"+i+"'");throw a.code="MODULE_NOT_FOUND",a}var p=n[i]={exports:{}};e[i][0].call(p.exports,function(r){var n=e[i][1][r];return o(n||r)},p,p.exports,r,e,n,t)}return n[i].exports}for(var u="function"==typeof require&&require,i=0;i<t.length;i++)o(t[i]);return o}return r})()({1:[function(require,module,exports){
-"use strict";
-Object.defineProperty(exports, "__esModule", { value: true });
-function proposeGeometry(term) {
-    if (!term.element.parentElement) {
-        return null;
-    }
-    var parentElementStyle = window.getComputedStyle(term.element.parentElement);
-    var parentElementHeight = parseInt(parentElementStyle.getPropertyValue('height'));
-    var parentElementWidth = Math.max(0, parseInt(parentElementStyle.getPropertyValue('width')));
-    var elementStyle = window.getComputedStyle(term.element);
-    var elementPadding = {
-        top: parseInt(elementStyle.getPropertyValue('padding-top')),
-        bottom: parseInt(elementStyle.getPropertyValue('padding-bottom')),
-        right: parseInt(elementStyle.getPropertyValue('padding-right')),
-        left: parseInt(elementStyle.getPropertyValue('padding-left'))
-    };
-    var elementPaddingVer = elementPadding.top + elementPadding.bottom;
-    var elementPaddingHor = elementPadding.right + elementPadding.left;
-    var availableHeight = parentElementHeight - elementPaddingVer;
-    var availableWidth = parentElementWidth - elementPaddingHor - term._core.viewport.scrollBarWidth;
-    var geometry = {
-        cols: Math.floor(availableWidth / term._core.renderer.dimensions.actualCellWidth),
-        rows: Math.floor(availableHeight / term._core.renderer.dimensions.actualCellHeight)
-    };
-    return geometry;
-}
-exports.proposeGeometry = proposeGeometry;
-function fit(term) {
-    var geometry = proposeGeometry(term);
-    if (geometry) {
-        if (term.rows !== geometry.rows || term.cols !== geometry.cols) {
-            term._core.renderer.clear();
-            term.resize(geometry.cols, geometry.rows);
-        }
-    }
-}
-exports.fit = fit;
-function apply(terminalConstructor) {
-    terminalConstructor.prototype.proposeGeometry = function () {
-        return proposeGeometry(this);
-    };
-    terminalConstructor.prototype.fit = function () {
-        fit(this);
-    };
-}
-exports.apply = apply;
-
-},{}]},{},[1])(1)
-});
-//# sourceMappingURL=fit.js.map
diff --git a/static/js/xterm@3.6.0/addons/fit/fit.js.map b/static/js/xterm@3.6.0/addons/fit/fit.js.map
deleted file mode 100644
index 5f1042e9..00000000
--- a/static/js/xterm@3.6.0/addons/fit/fit.js.map
+++ /dev/null
@@ -1 +0,0 @@
-{"version":3,"file":"fit.js","sources":["../../../src/addons/fit/fit.ts","../../../node_modules/browser-pack/_prelude.js"],"sourcesContent":["/**\n * Copyright (c) 2014 The xterm.js authors. All rights reserved.\n * @license MIT\n *\n * Fit terminal columns and rows to the dimensions of its DOM element.\n *\n * ## Approach\n *\n *    Rows: Truncate the division of the terminal parent element height by the\n *          terminal row height.\n * Columns: Truncate the division of the terminal parent element width by the\n *          terminal character width (apply display: inline at the terminal\n *          row and truncate its width with the current number of columns).\n */\n\nimport { Terminal } from 'xterm';\n\nexport interface IGeometry {\n  rows: number;\n  cols: number;\n}\n\nexport function proposeGeometry(term: Terminal): IGeometry {\n  if (!term.element.parentElement) {\n    return null;\n  }\n  const parentElementStyle = window.getComputedStyle(term.element.parentElement);\n  const parentElementHeight = parseInt(parentElementStyle.getPropertyValue('height'));\n  const parentElementWidth = Math.max(0, parseInt(parentElementStyle.getPropertyValue('width')));\n  const elementStyle = window.getComputedStyle(term.element);\n  const elementPadding = {\n    top: parseInt(elementStyle.getPropertyValue('padding-top')),\n    bottom: parseInt(elementStyle.getPropertyValue('padding-bottom')),\n    right: parseInt(elementStyle.getPropertyValue('padding-right')),\n    left: parseInt(elementStyle.getPropertyValue('padding-left'))\n  };\n  const elementPaddingVer = elementPadding.top + elementPadding.bottom;\n  const elementPaddingHor = elementPadding.right + elementPadding.left;\n  const availableHeight = parentElementHeight - elementPaddingVer;\n  const availableWidth = parentElementWidth - elementPaddingHor - (<any>term)._core.viewport.scrollBarWidth;\n  const geometry = {\n    cols: Math.floor(availableWidth / (<any>term)._core.renderer.dimensions.actualCellWidth),\n    rows: Math.floor(availableHeight / (<any>term)._core.renderer.dimensions.actualCellHeight)\n  };\n  return geometry;\n}\n\nexport function fit(term: Terminal): void {\n  const geometry = proposeGeometry(term);\n  if (geometry) {\n    // Force a full render\n    if (term.rows !== geometry.rows || term.cols !== geometry.cols) {\n      (<any>term)._core.renderer.clear();\n      term.resize(geometry.cols, geometry.rows);\n    }\n  }\n}\n\nexport function apply(terminalConstructor: typeof Terminal): void {\n  (<any>terminalConstructor.prototype).proposeGeometry = function (): IGeometry {\n    return proposeGeometry(this);\n  };\n\n  (<any>terminalConstructor.prototype).fit = function (): void {\n    fit(this);\n  };\n}\n",null],"names":[],"mappings":"ACAA;;;ADsBA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AAvBA;AAyBA;AACA;AACA;AAEA;AACA;AACA;AACA;AACA;AACA;AATA;AAWA;AACA;AACA;AACA;AAEA;AACA;AACA;AACA;AARA;"}
\ No newline at end of file
diff --git a/static/js/xterm@3.6.0/addons/fullscreen/fullscreen.css b/static/js/xterm@3.6.0/addons/fullscreen/fullscreen.css
deleted file mode 100644
index 60e8c511..00000000
--- a/static/js/xterm@3.6.0/addons/fullscreen/fullscreen.css
+++ /dev/null
@@ -1,10 +0,0 @@
-.xterm.fullscreen {
-    position: fixed;
-    top: 0;
-    bottom: 0;
-    left: 0;
-    right: 0;
-    width: auto;
-    height: auto;
-    z-index: 255;
-}
diff --git a/static/js/xterm@3.6.0/addons/fullscreen/fullscreen.js b/static/js/xterm@3.6.0/addons/fullscreen/fullscreen.js
deleted file mode 100644
index d12b72e6..00000000
--- a/static/js/xterm@3.6.0/addons/fullscreen/fullscreen.js
+++ /dev/null
@@ -1,27 +0,0 @@
-(function(f){if(typeof exports==="object"&&typeof module!=="undefined"){module.exports=f()}else if(typeof define==="function"&&define.amd){define([],f)}else{var g;if(typeof window!=="undefined"){g=window}else if(typeof global!=="undefined"){g=global}else if(typeof self!=="undefined"){g=self}else{g=this}g.fullscreen = f()}})(function(){var define,module,exports;return (function(){function r(e,n,t){function o(i,f){if(!n[i]){if(!e[i]){var c="function"==typeof require&&require;if(!f&&c)return c(i,!0);if(u)return u(i,!0);var a=new Error("Cannot find module '"+i+"'");throw a.code="MODULE_NOT_FOUND",a}var p=n[i]={exports:{}};e[i][0].call(p.exports,function(r){var n=e[i][1][r];return o(n||r)},p,p.exports,r,e,n,t)}return n[i].exports}for(var u="function"==typeof require&&require,i=0;i<t.length;i++)o(t[i]);return o}return r})()({1:[function(require,module,exports){
-"use strict";
-Object.defineProperty(exports, "__esModule", { value: true });
-function toggleFullScreen(term, fullscreen) {
-    var fn;
-    if (typeof fullscreen === 'undefined') {
-        fn = (term.element.classList.contains('fullscreen')) ? 'remove' : 'add';
-    }
-    else if (!fullscreen) {
-        fn = 'remove';
-    }
-    else {
-        fn = 'add';
-    }
-    term.element.classList[fn]('fullscreen');
-}
-exports.toggleFullScreen = toggleFullScreen;
-function apply(terminalConstructor) {
-    terminalConstructor.prototype.toggleFullScreen = function (fullscreen) {
-        toggleFullScreen(this, fullscreen);
-    };
-}
-exports.apply = apply;
-
-},{}]},{},[1])(1)
-});
-//# sourceMappingURL=fullscreen.js.map
diff --git a/static/js/xterm@3.6.0/addons/fullscreen/fullscreen.js.map b/static/js/xterm@3.6.0/addons/fullscreen/fullscreen.js.map
deleted file mode 100644
index dafbbe62..00000000
--- a/static/js/xterm@3.6.0/addons/fullscreen/fullscreen.js.map
+++ /dev/null
@@ -1 +0,0 @@
-{"version":3,"file":"fullscreen.js","sources":["../../../src/addons/fullscreen/fullscreen.ts","../../../node_modules/browser-pack/_prelude.js"],"sourcesContent":["/**\n * Copyright (c) 2014 The xterm.js authors. All rights reserved.\n * @license MIT\n */\n\nimport { Terminal } from 'xterm';\n\n/**\n * Toggle the given terminal's fullscreen mode.\n * @param term The terminal to toggle full screen mode\n * @param fullscreen Toggle fullscreen on (true) or off (false)\n */\nexport function toggleFullScreen(term: Terminal, fullscreen: boolean): void {\n  let fn: string;\n\n  if (typeof fullscreen === 'undefined') {\n    fn = (term.element.classList.contains('fullscreen')) ? 'remove' : 'add';\n  } else if (!fullscreen) {\n    fn = 'remove';\n  } else {\n    fn = 'add';\n  }\n\n  term.element.classList[fn]('fullscreen');\n}\n\nexport function apply(terminalConstructor: typeof Terminal): void {\n  (<any>terminalConstructor.prototype).toggleFullScreen = function (fullscreen: boolean): void {\n    toggleFullScreen(this, fullscreen);\n  };\n}\n",null],"names":[],"mappings":"ACAA;;;ADYA;AACA;AAEA;AACA;AACA;AAAA;AACA;AACA;AAAA;AACA;AACA;AAEA;AACA;AAZA;AAcA;AACA;AACA;AACA;AACA;AAJA;"}
\ No newline at end of file
diff --git a/static/js/xterm@3.6.0/xterm.js b/static/js/xterm@3.6.0/xterm.js
deleted file mode 100644
index 36ba8279..00000000
--- a/static/js/xterm@3.6.0/xterm.js
+++ /dev/null
@@ -1,8588 +0,0 @@
-(function(f){if(typeof exports==="object"&&typeof module!=="undefined"){module.exports=f()}else if(typeof define==="function"&&define.amd){define([],f)}else{var g;if(typeof window!=="undefined"){g=window}else if(typeof global!=="undefined"){g=global}else if(typeof self!=="undefined"){g=self}else{g=this}g.Terminal = f()}})(function(){var define,module,exports;return (function(){function r(e,n,t){function o(i,f){if(!n[i]){if(!e[i]){var c="function"==typeof require&&require;if(!f&&c)return c(i,!0);if(u)return u(i,!0);var a=new Error("Cannot find module '"+i+"'");throw a.code="MODULE_NOT_FOUND",a}var p=n[i]={exports:{}};e[i][0].call(p.exports,function(r){var n=e[i][1][r];return o(n||r)},p,p.exports,r,e,n,t)}return n[i].exports}for(var u="function"==typeof require&&require,i=0;i<t.length;i++)o(t[i]);return o}return r})()({1:[function(require,module,exports){
-"use strict";
-var __extends = (this && this.__extends) || (function () {
-    var extendStatics = Object.setPrototypeOf ||
-        ({ __proto__: [] } instanceof Array && function (d, b) { d.__proto__ = b; }) ||
-        function (d, b) { for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p]; };
-    return function (d, b) {
-        extendStatics(d, b);
-        function __() { this.constructor = d; }
-        d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
-    };
-})();
-Object.defineProperty(exports, "__esModule", { value: true });
-var Strings = require("./Strings");
-var Browser_1 = require("./shared/utils/Browser");
-var RenderDebouncer_1 = require("./ui/RenderDebouncer");
-var Lifecycle_1 = require("./ui/Lifecycle");
-var Lifecycle_2 = require("./common/Lifecycle");
-var MAX_ROWS_TO_READ = 20;
-var AccessibilityManager = (function (_super) {
-    __extends(AccessibilityManager, _super);
-    function AccessibilityManager(_terminal) {
-        var _this = _super.call(this) || this;
-        _this._terminal = _terminal;
-        _this._liveRegionLineCount = 0;
-        _this._charsToConsume = [];
-        _this._accessibilityTreeRoot = document.createElement('div');
-        _this._accessibilityTreeRoot.classList.add('xterm-accessibility');
-        _this._rowContainer = document.createElement('div');
-        _this._rowContainer.classList.add('xterm-accessibility-tree');
-        _this._rowElements = [];
-        for (var i = 0; i < _this._terminal.rows; i++) {
-            _this._rowElements[i] = _this._createAccessibilityTreeNode();
-            _this._rowContainer.appendChild(_this._rowElements[i]);
-        }
-        _this._topBoundaryFocusListener = function (e) { return _this._onBoundaryFocus(e, 0); };
-        _this._bottomBoundaryFocusListener = function (e) { return _this._onBoundaryFocus(e, 1); };
-        _this._rowElements[0].addEventListener('focus', _this._topBoundaryFocusListener);
-        _this._rowElements[_this._rowElements.length - 1].addEventListener('focus', _this._bottomBoundaryFocusListener);
-        _this._refreshRowsDimensions();
-        _this._accessibilityTreeRoot.appendChild(_this._rowContainer);
-        _this._renderRowsDebouncer = new RenderDebouncer_1.RenderDebouncer(_this._terminal, _this._renderRows.bind(_this));
-        _this._refreshRows();
-        _this._liveRegion = document.createElement('div');
-        _this._liveRegion.classList.add('live-region');
-        _this._liveRegion.setAttribute('aria-live', 'assertive');
-        _this._accessibilityTreeRoot.appendChild(_this._liveRegion);
-        _this._terminal.element.insertAdjacentElement('afterbegin', _this._accessibilityTreeRoot);
-        _this.register(_this._renderRowsDebouncer);
-        _this.register(_this._terminal.addDisposableListener('resize', function (data) { return _this._onResize(data.rows); }));
-        _this.register(_this._terminal.addDisposableListener('refresh', function (data) { return _this._refreshRows(data.start, data.end); }));
-        _this.register(_this._terminal.addDisposableListener('scroll', function (data) { return _this._refreshRows(); }));
-        _this.register(_this._terminal.addDisposableListener('a11y.char', function (char) { return _this._onChar(char); }));
-        _this.register(_this._terminal.addDisposableListener('linefeed', function () { return _this._onChar('\n'); }));
-        _this.register(_this._terminal.addDisposableListener('a11y.tab', function (spaceCount) { return _this._onTab(spaceCount); }));
-        _this.register(_this._terminal.addDisposableListener('key', function (keyChar) { return _this._onKey(keyChar); }));
-        _this.register(_this._terminal.addDisposableListener('blur', function () { return _this._clearLiveRegion(); }));
-        _this.register(_this._terminal.addDisposableListener('dprchange', function () { return _this._refreshRowsDimensions(); }));
-        _this.register(_this._terminal.renderer.addDisposableListener('resize', function () { return _this._refreshRowsDimensions(); }));
-        _this.register(Lifecycle_1.addDisposableDomListener(window, 'resize', function () { return _this._refreshRowsDimensions(); }));
-        return _this;
-    }
-    AccessibilityManager.prototype.dispose = function () {
-        _super.prototype.dispose.call(this);
-        this._terminal.element.removeChild(this._accessibilityTreeRoot);
-        this._rowElements.length = 0;
-    };
-    AccessibilityManager.prototype._onBoundaryFocus = function (e, position) {
-        var boundaryElement = e.target;
-        var beforeBoundaryElement = this._rowElements[position === 0 ? 1 : this._rowElements.length - 2];
-        var posInSet = boundaryElement.getAttribute('aria-posinset');
-        var lastRowPos = position === 0 ? '1' : "" + this._terminal.buffer.lines.length;
-        if (posInSet === lastRowPos) {
-            return;
-        }
-        if (e.relatedTarget !== beforeBoundaryElement) {
-            return;
-        }
-        var topBoundaryElement;
-        var bottomBoundaryElement;
-        if (position === 0) {
-            topBoundaryElement = boundaryElement;
-            bottomBoundaryElement = this._rowElements.pop();
-            this._rowContainer.removeChild(bottomBoundaryElement);
-        }
-        else {
-            topBoundaryElement = this._rowElements.shift();
-            bottomBoundaryElement = boundaryElement;
-            this._rowContainer.removeChild(topBoundaryElement);
-        }
-        topBoundaryElement.removeEventListener('focus', this._topBoundaryFocusListener);
-        bottomBoundaryElement.removeEventListener('focus', this._bottomBoundaryFocusListener);
-        if (position === 0) {
-            var newElement = this._createAccessibilityTreeNode();
-            this._rowElements.unshift(newElement);
-            this._rowContainer.insertAdjacentElement('afterbegin', newElement);
-        }
-        else {
-            var newElement = this._createAccessibilityTreeNode();
-            this._rowElements.push(newElement);
-            this._rowContainer.appendChild(newElement);
-        }
-        this._rowElements[0].addEventListener('focus', this._topBoundaryFocusListener);
-        this._rowElements[this._rowElements.length - 1].addEventListener('focus', this._bottomBoundaryFocusListener);
-        this._terminal.scrollLines(position === 0 ? -1 : 1);
-        this._rowElements[position === 0 ? 1 : this._rowElements.length - 2].focus();
-        e.preventDefault();
-        e.stopImmediatePropagation();
-    };
-    AccessibilityManager.prototype._onResize = function (rows) {
-        this._rowElements[this._rowElements.length - 1].removeEventListener('focus', this._bottomBoundaryFocusListener);
-        for (var i = this._rowContainer.children.length; i < this._terminal.rows; i++) {
-            this._rowElements[i] = this._createAccessibilityTreeNode();
-            this._rowContainer.appendChild(this._rowElements[i]);
-        }
-        while (this._rowElements.length > rows) {
-            this._rowContainer.removeChild(this._rowElements.pop());
-        }
-        this._rowElements[this._rowElements.length - 1].addEventListener('focus', this._bottomBoundaryFocusListener);
-        this._refreshRowsDimensions();
-    };
-    AccessibilityManager.prototype._createAccessibilityTreeNode = function () {
-        var element = document.createElement('div');
-        element.setAttribute('role', 'listitem');
-        element.tabIndex = -1;
-        this._refreshRowDimensions(element);
-        return element;
-    };
-    AccessibilityManager.prototype._onTab = function (spaceCount) {
-        for (var i = 0; i < spaceCount; i++) {
-            this._onChar(' ');
-        }
-    };
-    AccessibilityManager.prototype._onChar = function (char) {
-        var _this = this;
-        if (this._liveRegionLineCount < MAX_ROWS_TO_READ + 1) {
-            if (this._charsToConsume.length > 0) {
-                var shiftedChar = this._charsToConsume.shift();
-                if (shiftedChar !== char) {
-                    this._announceCharacter(char);
-                }
-            }
-            else {
-                this._announceCharacter(char);
-            }
-            if (char === '\n') {
-                this._liveRegionLineCount++;
-                if (this._liveRegionLineCount === MAX_ROWS_TO_READ + 1) {
-                    this._liveRegion.textContent += Strings.tooMuchOutput;
-                }
-            }
-            if (Browser_1.isMac) {
-                if (this._liveRegion.textContent && this._liveRegion.textContent.length > 0 && !this._liveRegion.parentNode) {
-                    setTimeout(function () {
-                        _this._accessibilityTreeRoot.appendChild(_this._liveRegion);
-                    }, 0);
-                }
-            }
-        }
-    };
-    AccessibilityManager.prototype._clearLiveRegion = function () {
-        this._liveRegion.textContent = '';
-        this._liveRegionLineCount = 0;
-        if (Browser_1.isMac) {
-            if (this._liveRegion.parentNode) {
-                this._accessibilityTreeRoot.removeChild(this._liveRegion);
-            }
-        }
-    };
-    AccessibilityManager.prototype._onKey = function (keyChar) {
-        this._clearLiveRegion();
-        this._charsToConsume.push(keyChar);
-    };
-    AccessibilityManager.prototype._refreshRows = function (start, end) {
-        this._renderRowsDebouncer.refresh(start, end);
-    };
-    AccessibilityManager.prototype._renderRows = function (start, end) {
-        var buffer = this._terminal.buffer;
-        var setSize = buffer.lines.length.toString();
-        for (var i = start; i <= end; i++) {
-            var lineData = buffer.translateBufferLineToString(buffer.ydisp + i, true);
-            var posInSet = (buffer.ydisp + i + 1).toString();
-            var element = this._rowElements[i];
-            element.textContent = lineData.length === 0 ? Strings.blankLine : lineData;
-            element.setAttribute('aria-posinset', posInSet);
-            element.setAttribute('aria-setsize', setSize);
-        }
-    };
-    AccessibilityManager.prototype._refreshRowsDimensions = function () {
-        if (!this._terminal.renderer.dimensions.actualCellHeight) {
-            return;
-        }
-        if (this._rowElements.length !== this._terminal.rows) {
-            this._onResize(this._terminal.rows);
-        }
-        for (var i = 0; i < this._terminal.rows; i++) {
-            this._refreshRowDimensions(this._rowElements[i]);
-        }
-    };
-    AccessibilityManager.prototype._refreshRowDimensions = function (element) {
-        element.style.height = this._terminal.renderer.dimensions.actualCellHeight + "px";
-    };
-    AccessibilityManager.prototype._announceCharacter = function (char) {
-        if (char === ' ') {
-            this._liveRegion.innerHTML += '&nbsp;';
-        }
-        else {
-            this._liveRegion.textContent += char;
-        }
-    };
-    return AccessibilityManager;
-}(Lifecycle_2.Disposable));
-exports.AccessibilityManager = AccessibilityManager;
-
-},{"./Strings":13,"./common/Lifecycle":17,"./shared/utils/Browser":45,"./ui/Lifecycle":47,"./ui/RenderDebouncer":49}],2:[function(require,module,exports){
-"use strict";
-var __extends = (this && this.__extends) || (function () {
-    var extendStatics = Object.setPrototypeOf ||
-        ({ __proto__: [] } instanceof Array && function (d, b) { d.__proto__ = b; }) ||
-        function (d, b) { for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p]; };
-    return function (d, b) {
-        extendStatics(d, b);
-        function __() { this.constructor = d; }
-        d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
-    };
-})();
-Object.defineProperty(exports, "__esModule", { value: true });
-var CircularList_1 = require("./common/CircularList");
-var EventEmitter_1 = require("./EventEmitter");
-exports.DEFAULT_ATTR = (0 << 18) | (257 << 9) | (256 << 0);
-exports.CHAR_DATA_ATTR_INDEX = 0;
-exports.CHAR_DATA_CHAR_INDEX = 1;
-exports.CHAR_DATA_WIDTH_INDEX = 2;
-exports.CHAR_DATA_CODE_INDEX = 3;
-exports.MAX_BUFFER_SIZE = 4294967295;
-exports.NULL_CELL_CHAR = ' ';
-exports.NULL_CELL_WIDTH = 1;
-exports.NULL_CELL_CODE = 32;
-var Buffer = (function () {
-    function Buffer(_terminal, _hasScrollback) {
-        this._terminal = _terminal;
-        this._hasScrollback = _hasScrollback;
-        this.markers = [];
-        this.clear();
-    }
-    Object.defineProperty(Buffer.prototype, "hasScrollback", {
-        get: function () {
-            return this._hasScrollback && this.lines.maxLength > this._terminal.rows;
-        },
-        enumerable: true,
-        configurable: true
-    });
-    Object.defineProperty(Buffer.prototype, "isCursorInViewport", {
-        get: function () {
-            var absoluteY = this.ybase + this.y;
-            var relativeY = absoluteY - this.ydisp;
-            return (relativeY >= 0 && relativeY < this._terminal.rows);
-        },
-        enumerable: true,
-        configurable: true
-    });
-    Buffer.prototype._getCorrectBufferLength = function (rows) {
-        if (!this._hasScrollback) {
-            return rows;
-        }
-        var correctBufferLength = rows + this._terminal.options.scrollback;
-        return correctBufferLength > exports.MAX_BUFFER_SIZE ? exports.MAX_BUFFER_SIZE : correctBufferLength;
-    };
-    Buffer.prototype.fillViewportRows = function () {
-        if (this.lines.length === 0) {
-            var i = this._terminal.rows;
-            while (i--) {
-                this.lines.push(this._terminal.blankLine());
-            }
-        }
-    };
-    Buffer.prototype.clear = function () {
-        this.ydisp = 0;
-        this.ybase = 0;
-        this.y = 0;
-        this.x = 0;
-        this.lines = new CircularList_1.CircularList(this._getCorrectBufferLength(this._terminal.rows));
-        this.scrollTop = 0;
-        this.scrollBottom = this._terminal.rows - 1;
-        this.setupTabStops();
-    };
-    Buffer.prototype.resize = function (newCols, newRows) {
-        var newMaxLength = this._getCorrectBufferLength(newRows);
-        if (newMaxLength > this.lines.maxLength) {
-            this.lines.maxLength = newMaxLength;
-        }
-        if (this.lines.length > 0) {
-            if (this._terminal.cols < newCols) {
-                var ch = [exports.DEFAULT_ATTR, exports.NULL_CELL_CHAR, exports.NULL_CELL_WIDTH, exports.NULL_CELL_CODE];
-                for (var i = 0; i < this.lines.length; i++) {
-                    while (this.lines.get(i).length < newCols) {
-                        this.lines.get(i).push(ch);
-                    }
-                }
-            }
-            var addToY = 0;
-            if (this._terminal.rows < newRows) {
-                for (var y = this._terminal.rows; y < newRows; y++) {
-                    if (this.lines.length < newRows + this.ybase) {
-                        if (this.ybase > 0 && this.lines.length <= this.ybase + this.y + addToY + 1) {
-                            this.ybase--;
-                            addToY++;
-                            if (this.ydisp > 0) {
-                                this.ydisp--;
-                            }
-                        }
-                        else {
-                            this.lines.push(this._terminal.blankLine(undefined, undefined, newCols));
-                        }
-                    }
-                }
-            }
-            else {
-                for (var y = this._terminal.rows; y > newRows; y--) {
-                    if (this.lines.length > newRows + this.ybase) {
-                        if (this.lines.length > this.ybase + this.y + 1) {
-                            this.lines.pop();
-                        }
-                        else {
-                            this.ybase++;
-                            this.ydisp++;
-                        }
-                    }
-                }
-            }
-            if (newMaxLength < this.lines.maxLength) {
-                var amountToTrim = this.lines.length - newMaxLength;
-                if (amountToTrim > 0) {
-                    this.lines.trimStart(amountToTrim);
-                    this.ybase = Math.max(this.ybase - amountToTrim, 0);
-                    this.ydisp = Math.max(this.ydisp - amountToTrim, 0);
-                }
-                this.lines.maxLength = newMaxLength;
-            }
-            this.x = Math.min(this.x, newCols - 1);
-            this.y = Math.min(this.y, newRows - 1);
-            if (addToY) {
-                this.y += addToY;
-            }
-            this.savedY = Math.min(this.savedY, newRows - 1);
-            this.savedX = Math.min(this.savedX, newCols - 1);
-            this.scrollTop = 0;
-        }
-        this.scrollBottom = newRows - 1;
-    };
-    Buffer.prototype.translateBufferLineToString = function (lineIndex, trimRight, startCol, endCol) {
-        if (startCol === void 0) { startCol = 0; }
-        if (endCol === void 0) { endCol = null; }
-        var lineString = '';
-        var line = this.lines.get(lineIndex);
-        if (!line) {
-            return '';
-        }
-        var startIndex = startCol;
-        if (endCol === null) {
-            endCol = line.length;
-        }
-        var endIndex = endCol;
-        for (var i = 0; i < line.length; i++) {
-            var char = line[i];
-            lineString += char[exports.CHAR_DATA_CHAR_INDEX];
-            if (char[exports.CHAR_DATA_WIDTH_INDEX] === 0) {
-                if (startCol >= i) {
-                    startIndex--;
-                }
-                if (endCol > i) {
-                    endIndex--;
-                }
-            }
-            else {
-                if (char[exports.CHAR_DATA_CHAR_INDEX].length > 1) {
-                    if (startCol > i) {
-                        startIndex += char[exports.CHAR_DATA_CHAR_INDEX].length - 1;
-                    }
-                    if (endCol > i) {
-                        endIndex += char[exports.CHAR_DATA_CHAR_INDEX].length - 1;
-                    }
-                }
-            }
-        }
-        if (trimRight) {
-            var rightWhitespaceIndex = lineString.search(/\s+$/);
-            if (rightWhitespaceIndex !== -1) {
-                endIndex = Math.min(endIndex, rightWhitespaceIndex);
-            }
-            if (endIndex <= startIndex) {
-                return '';
-            }
-        }
-        return lineString.substring(startIndex, endIndex);
-    };
-    Buffer.prototype.getWrappedRangeForLine = function (y) {
-        var first = y;
-        var last = y;
-        while (first > 0 && this.lines.get(first).isWrapped) {
-            first--;
-        }
-        while (last + 1 < this.lines.length && this.lines.get(last + 1).isWrapped) {
-            last++;
-        }
-        return { first: first, last: last };
-    };
-    Buffer.prototype.setupTabStops = function (i) {
-        if (i != null) {
-            if (!this.tabs[i]) {
-                i = this.prevStop(i);
-            }
-        }
-        else {
-            this.tabs = {};
-            i = 0;
-        }
-        for (; i < this._terminal.cols; i += this._terminal.options.tabStopWidth) {
-            this.tabs[i] = true;
-        }
-    };
-    Buffer.prototype.prevStop = function (x) {
-        if (x == null) {
-            x = this.x;
-        }
-        while (!this.tabs[--x] && x > 0)
-            ;
-        return x >= this._terminal.cols ? this._terminal.cols - 1 : x < 0 ? 0 : x;
-    };
-    Buffer.prototype.nextStop = function (x) {
-        if (x == null) {
-            x = this.x;
-        }
-        while (!this.tabs[++x] && x < this._terminal.cols)
-            ;
-        return x >= this._terminal.cols ? this._terminal.cols - 1 : x < 0 ? 0 : x;
-    };
-    Buffer.prototype.addMarker = function (y) {
-        var _this = this;
-        var marker = new Marker(y);
-        this.markers.push(marker);
-        marker.register(this.lines.addDisposableListener('trim', function (amount) {
-            marker.line -= amount;
-            if (marker.line < 0) {
-                marker.dispose();
-            }
-        }));
-        marker.register(marker.addDisposableListener('dispose', function () { return _this._removeMarker(marker); }));
-        return marker;
-    };
-    Buffer.prototype._removeMarker = function (marker) {
-        this.markers.splice(this.markers.indexOf(marker), 1);
-    };
-    return Buffer;
-}());
-exports.Buffer = Buffer;
-var Marker = (function (_super) {
-    __extends(Marker, _super);
-    function Marker(line) {
-        var _this = _super.call(this) || this;
-        _this.line = line;
-        _this._id = Marker._nextId++;
-        _this.isDisposed = false;
-        return _this;
-    }
-    Object.defineProperty(Marker.prototype, "id", {
-        get: function () { return this._id; },
-        enumerable: true,
-        configurable: true
-    });
-    Marker.prototype.dispose = function () {
-        if (this.isDisposed) {
-            return;
-        }
-        this.isDisposed = true;
-        this.emit('dispose');
-        _super.prototype.dispose.call(this);
-    };
-    Marker._nextId = 1;
-    return Marker;
-}(EventEmitter_1.EventEmitter));
-exports.Marker = Marker;
-
-},{"./EventEmitter":7,"./common/CircularList":16}],3:[function(require,module,exports){
-"use strict";
-var __extends = (this && this.__extends) || (function () {
-    var extendStatics = Object.setPrototypeOf ||
-        ({ __proto__: [] } instanceof Array && function (d, b) { d.__proto__ = b; }) ||
-        function (d, b) { for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p]; };
-    return function (d, b) {
-        extendStatics(d, b);
-        function __() { this.constructor = d; }
-        d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
-    };
-})();
-Object.defineProperty(exports, "__esModule", { value: true });
-var Buffer_1 = require("./Buffer");
-var EventEmitter_1 = require("./EventEmitter");
-var BufferSet = (function (_super) {
-    __extends(BufferSet, _super);
-    function BufferSet(_terminal) {
-        var _this = _super.call(this) || this;
-        _this._terminal = _terminal;
-        _this._normal = new Buffer_1.Buffer(_this._terminal, true);
-        _this._normal.fillViewportRows();
-        _this._alt = new Buffer_1.Buffer(_this._terminal, false);
-        _this._activeBuffer = _this._normal;
-        _this.setupTabStops();
-        return _this;
-    }
-    Object.defineProperty(BufferSet.prototype, "alt", {
-        get: function () {
-            return this._alt;
-        },
-        enumerable: true,
-        configurable: true
-    });
-    Object.defineProperty(BufferSet.prototype, "active", {
-        get: function () {
-            return this._activeBuffer;
-        },
-        enumerable: true,
-        configurable: true
-    });
-    Object.defineProperty(BufferSet.prototype, "normal", {
-        get: function () {
-            return this._normal;
-        },
-        enumerable: true,
-        configurable: true
-    });
-    BufferSet.prototype.activateNormalBuffer = function () {
-        if (this._activeBuffer === this._normal) {
-            return;
-        }
-        this._alt.clear();
-        this._activeBuffer = this._normal;
-        this.emit('activate', {
-            activeBuffer: this._normal,
-            inactiveBuffer: this._alt
-        });
-    };
-    BufferSet.prototype.activateAltBuffer = function () {
-        if (this._activeBuffer === this._alt) {
-            return;
-        }
-        this._alt.fillViewportRows();
-        this._activeBuffer = this._alt;
-        this.emit('activate', {
-            activeBuffer: this._alt,
-            inactiveBuffer: this._normal
-        });
-    };
-    BufferSet.prototype.resize = function (newCols, newRows) {
-        this._normal.resize(newCols, newRows);
-        this._alt.resize(newCols, newRows);
-    };
-    BufferSet.prototype.setupTabStops = function (i) {
-        this._normal.setupTabStops(i);
-        this._alt.setupTabStops(i);
-    };
-    return BufferSet;
-}(EventEmitter_1.EventEmitter));
-exports.BufferSet = BufferSet;
-
-},{"./Buffer":2,"./EventEmitter":7}],4:[function(require,module,exports){
-"use strict";
-Object.defineProperty(exports, "__esModule", { value: true });
-exports.wcwidth = (function (opts) {
-    var COMBINING_BMP = [
-        [0x0300, 0x036F], [0x0483, 0x0486], [0x0488, 0x0489],
-        [0x0591, 0x05BD], [0x05BF, 0x05BF], [0x05C1, 0x05C2],
-        [0x05C4, 0x05C5], [0x05C7, 0x05C7], [0x0600, 0x0603],
-        [0x0610, 0x0615], [0x064B, 0x065E], [0x0670, 0x0670],
-        [0x06D6, 0x06E4], [0x06E7, 0x06E8], [0x06EA, 0x06ED],
-        [0x070F, 0x070F], [0x0711, 0x0711], [0x0730, 0x074A],
-        [0x07A6, 0x07B0], [0x07EB, 0x07F3], [0x0901, 0x0902],
-        [0x093C, 0x093C], [0x0941, 0x0948], [0x094D, 0x094D],
-        [0x0951, 0x0954], [0x0962, 0x0963], [0x0981, 0x0981],
-        [0x09BC, 0x09BC], [0x09C1, 0x09C4], [0x09CD, 0x09CD],
-        [0x09E2, 0x09E3], [0x0A01, 0x0A02], [0x0A3C, 0x0A3C],
-        [0x0A41, 0x0A42], [0x0A47, 0x0A48], [0x0A4B, 0x0A4D],
-        [0x0A70, 0x0A71], [0x0A81, 0x0A82], [0x0ABC, 0x0ABC],
-        [0x0AC1, 0x0AC5], [0x0AC7, 0x0AC8], [0x0ACD, 0x0ACD],
-        [0x0AE2, 0x0AE3], [0x0B01, 0x0B01], [0x0B3C, 0x0B3C],
-        [0x0B3F, 0x0B3F], [0x0B41, 0x0B43], [0x0B4D, 0x0B4D],
-        [0x0B56, 0x0B56], [0x0B82, 0x0B82], [0x0BC0, 0x0BC0],
-        [0x0BCD, 0x0BCD], [0x0C3E, 0x0C40], [0x0C46, 0x0C48],
-        [0x0C4A, 0x0C4D], [0x0C55, 0x0C56], [0x0CBC, 0x0CBC],
-        [0x0CBF, 0x0CBF], [0x0CC6, 0x0CC6], [0x0CCC, 0x0CCD],
-        [0x0CE2, 0x0CE3], [0x0D41, 0x0D43], [0x0D4D, 0x0D4D],
-        [0x0DCA, 0x0DCA], [0x0DD2, 0x0DD4], [0x0DD6, 0x0DD6],
-        [0x0E31, 0x0E31], [0x0E34, 0x0E3A], [0x0E47, 0x0E4E],
-        [0x0EB1, 0x0EB1], [0x0EB4, 0x0EB9], [0x0EBB, 0x0EBC],
-        [0x0EC8, 0x0ECD], [0x0F18, 0x0F19], [0x0F35, 0x0F35],
-        [0x0F37, 0x0F37], [0x0F39, 0x0F39], [0x0F71, 0x0F7E],
-        [0x0F80, 0x0F84], [0x0F86, 0x0F87], [0x0F90, 0x0F97],
-        [0x0F99, 0x0FBC], [0x0FC6, 0x0FC6], [0x102D, 0x1030],
-        [0x1032, 0x1032], [0x1036, 0x1037], [0x1039, 0x1039],
-        [0x1058, 0x1059], [0x1160, 0x11FF], [0x135F, 0x135F],
-        [0x1712, 0x1714], [0x1732, 0x1734], [0x1752, 0x1753],
-        [0x1772, 0x1773], [0x17B4, 0x17B5], [0x17B7, 0x17BD],
-        [0x17C6, 0x17C6], [0x17C9, 0x17D3], [0x17DD, 0x17DD],
-        [0x180B, 0x180D], [0x18A9, 0x18A9], [0x1920, 0x1922],
-        [0x1927, 0x1928], [0x1932, 0x1932], [0x1939, 0x193B],
-        [0x1A17, 0x1A18], [0x1B00, 0x1B03], [0x1B34, 0x1B34],
-        [0x1B36, 0x1B3A], [0x1B3C, 0x1B3C], [0x1B42, 0x1B42],
-        [0x1B6B, 0x1B73], [0x1DC0, 0x1DCA], [0x1DFE, 0x1DFF],
-        [0x200B, 0x200F], [0x202A, 0x202E], [0x2060, 0x2063],
-        [0x206A, 0x206F], [0x20D0, 0x20EF], [0x302A, 0x302F],
-        [0x3099, 0x309A], [0xA806, 0xA806], [0xA80B, 0xA80B],
-        [0xA825, 0xA826], [0xFB1E, 0xFB1E], [0xFE00, 0xFE0F],
-        [0xFE20, 0xFE23], [0xFEFF, 0xFEFF], [0xFFF9, 0xFFFB]
-    ];
-    var COMBINING_HIGH = [
-        [0x10A01, 0x10A03], [0x10A05, 0x10A06], [0x10A0C, 0x10A0F],
-        [0x10A38, 0x10A3A], [0x10A3F, 0x10A3F], [0x1D167, 0x1D169],
-        [0x1D173, 0x1D182], [0x1D185, 0x1D18B], [0x1D1AA, 0x1D1AD],
-        [0x1D242, 0x1D244], [0xE0001, 0xE0001], [0xE0020, 0xE007F],
-        [0xE0100, 0xE01EF]
-    ];
-    function bisearch(ucs, data) {
-        var min = 0;
-        var max = data.length - 1;
-        var mid;
-        if (ucs < data[0][0] || ucs > data[max][1]) {
-            return false;
-        }
-        while (max >= min) {
-            mid = (min + max) >> 1;
-            if (ucs > data[mid][1]) {
-                min = mid + 1;
-            }
-            else if (ucs < data[mid][0]) {
-                max = mid - 1;
-            }
-            else {
-                return true;
-            }
-        }
-        return false;
-    }
-    function wcwidthBMP(ucs) {
-        if (ucs === 0) {
-            return opts.nul;
-        }
-        if (ucs < 32 || (ucs >= 0x7f && ucs < 0xa0)) {
-            return opts.control;
-        }
-        if (bisearch(ucs, COMBINING_BMP)) {
-            return 0;
-        }
-        if (isWideBMP(ucs)) {
-            return 2;
-        }
-        return 1;
-    }
-    function isWideBMP(ucs) {
-        return (ucs >= 0x1100 && (ucs <= 0x115f ||
-            ucs === 0x2329 ||
-            ucs === 0x232a ||
-            (ucs >= 0x2e80 && ucs <= 0xa4cf && ucs !== 0x303f) ||
-            (ucs >= 0xac00 && ucs <= 0xd7a3) ||
-            (ucs >= 0xf900 && ucs <= 0xfaff) ||
-            (ucs >= 0xfe10 && ucs <= 0xfe19) ||
-            (ucs >= 0xfe30 && ucs <= 0xfe6f) ||
-            (ucs >= 0xff00 && ucs <= 0xff60) ||
-            (ucs >= 0xffe0 && ucs <= 0xffe6)));
-    }
-    function wcwidthHigh(ucs) {
-        if (bisearch(ucs, COMBINING_HIGH)) {
-            return 0;
-        }
-        if ((ucs >= 0x20000 && ucs <= 0x2fffd) || (ucs >= 0x30000 && ucs <= 0x3fffd)) {
-            return 2;
-        }
-        return 1;
-    }
-    var control = opts.control | 0;
-    var table = null;
-    function initTable() {
-        var CODEPOINTS = 65536;
-        var BITWIDTH = 2;
-        var ITEMSIZE = 32;
-        var CONTAINERSIZE = CODEPOINTS * BITWIDTH / ITEMSIZE;
-        var CODEPOINTS_PER_ITEM = ITEMSIZE / BITWIDTH;
-        table = (typeof Uint32Array === 'undefined')
-            ? new Array(CONTAINERSIZE)
-            : new Uint32Array(CONTAINERSIZE);
-        for (var i = 0; i < CONTAINERSIZE; ++i) {
-            var num = 0;
-            var pos = CODEPOINTS_PER_ITEM;
-            while (pos--) {
-                num = (num << 2) | wcwidthBMP(CODEPOINTS_PER_ITEM * i + pos);
-            }
-            table[i] = num;
-        }
-        return table;
-    }
-    return function (num) {
-        num = num | 0;
-        if (num < 32) {
-            return control | 0;
-        }
-        if (num < 127) {
-            return 1;
-        }
-        var t = table || initTable();
-        if (num < 65536) {
-            return t[num >> 4] >> ((num & 15) << 1) & 3;
-        }
-        return wcwidthHigh(num);
-    };
-})({ nul: 0, control: 0 });
-
-},{}],5:[function(require,module,exports){
-"use strict";
-Object.defineProperty(exports, "__esModule", { value: true });
-var CompositionHelper = (function () {
-    function CompositionHelper(_textarea, _compositionView, _terminal) {
-        this._textarea = _textarea;
-        this._compositionView = _compositionView;
-        this._terminal = _terminal;
-        this._isComposing = false;
-        this._isSendingComposition = false;
-        this._compositionPosition = { start: null, end: null };
-    }
-    CompositionHelper.prototype.compositionstart = function () {
-        this._isComposing = true;
-        this._compositionPosition.start = this._textarea.value.length;
-        this._compositionView.textContent = '';
-        this._compositionView.classList.add('active');
-    };
-    CompositionHelper.prototype.compositionupdate = function (ev) {
-        var _this = this;
-        this._compositionView.textContent = ev.data;
-        this.updateCompositionElements();
-        setTimeout(function () {
-            _this._compositionPosition.end = _this._textarea.value.length;
-        }, 0);
-    };
-    CompositionHelper.prototype.compositionend = function () {
-        this._finalizeComposition(true);
-    };
-    CompositionHelper.prototype.keydown = function (ev) {
-        if (this._isComposing || this._isSendingComposition) {
-            if (ev.keyCode === 229) {
-                return false;
-            }
-            else if (ev.keyCode === 16 || ev.keyCode === 17 || ev.keyCode === 18) {
-                return false;
-            }
-            this._finalizeComposition(false);
-        }
-        if (ev.keyCode === 229) {
-            this._handleAnyTextareaChanges();
-            return false;
-        }
-        return true;
-    };
-    CompositionHelper.prototype._finalizeComposition = function (waitForPropogation) {
-        var _this = this;
-        this._compositionView.classList.remove('active');
-        this._isComposing = false;
-        this._clearTextareaPosition();
-        if (!waitForPropogation) {
-            this._isSendingComposition = false;
-            var input = this._textarea.value.substring(this._compositionPosition.start, this._compositionPosition.end);
-            this._terminal.handler(input);
-        }
-        else {
-            var currentCompositionPosition_1 = {
-                start: this._compositionPosition.start,
-                end: this._compositionPosition.end
-            };
-            this._isSendingComposition = true;
-            setTimeout(function () {
-                if (_this._isSendingComposition) {
-                    _this._isSendingComposition = false;
-                    var input = void 0;
-                    if (_this._isComposing) {
-                        input = _this._textarea.value.substring(currentCompositionPosition_1.start, currentCompositionPosition_1.end);
-                    }
-                    else {
-                        input = _this._textarea.value.substring(currentCompositionPosition_1.start);
-                    }
-                    _this._terminal.handler(input);
-                }
-            }, 0);
-        }
-    };
-    CompositionHelper.prototype._handleAnyTextareaChanges = function () {
-        var _this = this;
-        var oldValue = this._textarea.value;
-        setTimeout(function () {
-            if (!_this._isComposing) {
-                var newValue = _this._textarea.value;
-                var diff = newValue.replace(oldValue, '');
-                if (diff.length > 0) {
-                    _this._terminal.handler(diff);
-                }
-            }
-        }, 0);
-    };
-    CompositionHelper.prototype.updateCompositionElements = function (dontRecurse) {
-        var _this = this;
-        if (!this._isComposing) {
-            return;
-        }
-        if (this._terminal.buffer.isCursorInViewport) {
-            var cellHeight = Math.ceil(this._terminal.charMeasure.height * this._terminal.options.lineHeight);
-            var cursorTop = this._terminal.buffer.y * cellHeight;
-            var cursorLeft = this._terminal.buffer.x * this._terminal.charMeasure.width;
-            this._compositionView.style.left = cursorLeft + 'px';
-            this._compositionView.style.top = cursorTop + 'px';
-            this._compositionView.style.height = cellHeight + 'px';
-            this._compositionView.style.lineHeight = cellHeight + 'px';
-            var compositionViewBounds = this._compositionView.getBoundingClientRect();
-            this._textarea.style.left = cursorLeft + 'px';
-            this._textarea.style.top = cursorTop + 'px';
-            this._textarea.style.width = compositionViewBounds.width + 'px';
-            this._textarea.style.height = compositionViewBounds.height + 'px';
-            this._textarea.style.lineHeight = compositionViewBounds.height + 'px';
-        }
-        if (!dontRecurse) {
-            setTimeout(function () { return _this.updateCompositionElements(true); }, 0);
-        }
-    };
-    CompositionHelper.prototype._clearTextareaPosition = function () {
-        this._textarea.style.left = '';
-        this._textarea.style.top = '';
-    };
-    return CompositionHelper;
-}());
-exports.CompositionHelper = CompositionHelper;
-
-},{}],6:[function(require,module,exports){
-"use strict";
-var __extends = (this && this.__extends) || (function () {
-    var extendStatics = Object.setPrototypeOf ||
-        ({ __proto__: [] } instanceof Array && function (d, b) { d.__proto__ = b; }) ||
-        function (d, b) { for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p]; };
-    return function (d, b) {
-        extendStatics(d, b);
-        function __() { this.constructor = d; }
-        d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
-    };
-})();
-Object.defineProperty(exports, "__esModule", { value: true });
-var Lifecycle_1 = require("./common/Lifecycle");
-function r(low, high) {
-    var c = high - low;
-    var arr = new Array(c);
-    while (c--) {
-        arr[c] = --high;
-    }
-    return arr;
-}
-var TransitionTable = (function () {
-    function TransitionTable(length) {
-        this.table = (typeof Uint8Array === 'undefined')
-            ? new Array(length)
-            : new Uint8Array(length);
-    }
-    TransitionTable.prototype.add = function (code, state, action, next) {
-        this.table[state << 8 | code] = ((action | 0) << 4) | ((next === undefined) ? state : next);
-    };
-    TransitionTable.prototype.addMany = function (codes, state, action, next) {
-        for (var i = 0; i < codes.length; i++) {
-            this.add(codes[i], state, action, next);
-        }
-    };
-    return TransitionTable;
-}());
-exports.TransitionTable = TransitionTable;
-var PRINTABLES = r(0x20, 0x7f);
-var EXECUTABLES = r(0x00, 0x18);
-EXECUTABLES.push(0x19);
-EXECUTABLES.concat(r(0x1c, 0x20));
-var DEFAULT_TRANSITION = 1 << 4 | 0;
-exports.VT500_TRANSITION_TABLE = (function () {
-    var table = new TransitionTable(4095);
-    var states = r(0, 13 + 1);
-    var state;
-    for (state in states) {
-        for (var code = 0; code < 160; ++code) {
-            table.add(code, state, 1, 0);
-        }
-    }
-    table.addMany(PRINTABLES, 0, 2, 0);
-    for (state in states) {
-        table.addMany([0x18, 0x1a, 0x99, 0x9a], state, 3, 0);
-        table.addMany(r(0x80, 0x90), state, 3, 0);
-        table.addMany(r(0x90, 0x98), state, 3, 0);
-        table.add(0x9c, state, 0, 0);
-        table.add(0x1b, state, 11, 1);
-        table.add(0x9d, state, 4, 8);
-        table.addMany([0x98, 0x9e, 0x9f], state, 0, 7);
-        table.add(0x9b, state, 11, 3);
-        table.add(0x90, state, 11, 9);
-    }
-    table.addMany(EXECUTABLES, 0, 3, 0);
-    table.addMany(EXECUTABLES, 1, 3, 1);
-    table.add(0x7f, 1, 0, 1);
-    table.addMany(EXECUTABLES, 8, 0, 8);
-    table.addMany(EXECUTABLES, 3, 3, 3);
-    table.add(0x7f, 3, 0, 3);
-    table.addMany(EXECUTABLES, 4, 3, 4);
-    table.add(0x7f, 4, 0, 4);
-    table.addMany(EXECUTABLES, 6, 3, 6);
-    table.addMany(EXECUTABLES, 5, 3, 5);
-    table.add(0x7f, 5, 0, 5);
-    table.addMany(EXECUTABLES, 2, 3, 2);
-    table.add(0x7f, 2, 0, 2);
-    table.add(0x5d, 1, 4, 8);
-    table.addMany(PRINTABLES, 8, 5, 8);
-    table.add(0x7f, 8, 5, 8);
-    table.addMany([0x9c, 0x1b, 0x18, 0x1a, 0x07], 8, 6, 0);
-    table.addMany(r(0x1c, 0x20), 8, 0, 8);
-    table.addMany([0x58, 0x5e, 0x5f], 1, 0, 7);
-    table.addMany(PRINTABLES, 7, 0, 7);
-    table.addMany(EXECUTABLES, 7, 0, 7);
-    table.add(0x9c, 7, 0, 0);
-    table.add(0x5b, 1, 11, 3);
-    table.addMany(r(0x40, 0x7f), 3, 7, 0);
-    table.addMany(r(0x30, 0x3a), 3, 8, 4);
-    table.add(0x3b, 3, 8, 4);
-    table.addMany([0x3c, 0x3d, 0x3e, 0x3f], 3, 9, 4);
-    table.addMany(r(0x30, 0x3a), 4, 8, 4);
-    table.add(0x3b, 4, 8, 4);
-    table.addMany(r(0x40, 0x7f), 4, 7, 0);
-    table.addMany([0x3a, 0x3c, 0x3d, 0x3e, 0x3f], 4, 0, 6);
-    table.addMany(r(0x20, 0x40), 6, 0, 6);
-    table.add(0x7f, 6, 0, 6);
-    table.addMany(r(0x40, 0x7f), 6, 0, 0);
-    table.add(0x3a, 3, 0, 6);
-    table.addMany(r(0x20, 0x30), 3, 9, 5);
-    table.addMany(r(0x20, 0x30), 5, 9, 5);
-    table.addMany(r(0x30, 0x40), 5, 0, 6);
-    table.addMany(r(0x40, 0x7f), 5, 7, 0);
-    table.addMany(r(0x20, 0x30), 4, 9, 5);
-    table.addMany(r(0x20, 0x30), 1, 9, 2);
-    table.addMany(r(0x20, 0x30), 2, 9, 2);
-    table.addMany(r(0x30, 0x7f), 2, 10, 0);
-    table.addMany(r(0x30, 0x50), 1, 10, 0);
-    table.addMany(r(0x51, 0x58), 1, 10, 0);
-    table.addMany([0x59, 0x5a, 0x5c], 1, 10, 0);
-    table.addMany(r(0x60, 0x7f), 1, 10, 0);
-    table.add(0x50, 1, 11, 9);
-    table.addMany(EXECUTABLES, 9, 0, 9);
-    table.add(0x7f, 9, 0, 9);
-    table.addMany(r(0x1c, 0x20), 9, 0, 9);
-    table.addMany(r(0x20, 0x30), 9, 9, 12);
-    table.add(0x3a, 9, 0, 11);
-    table.addMany(r(0x30, 0x3a), 9, 8, 10);
-    table.add(0x3b, 9, 8, 10);
-    table.addMany([0x3c, 0x3d, 0x3e, 0x3f], 9, 9, 10);
-    table.addMany(EXECUTABLES, 11, 0, 11);
-    table.addMany(r(0x20, 0x80), 11, 0, 11);
-    table.addMany(r(0x1c, 0x20), 11, 0, 11);
-    table.addMany(EXECUTABLES, 10, 0, 10);
-    table.add(0x7f, 10, 0, 10);
-    table.addMany(r(0x1c, 0x20), 10, 0, 10);
-    table.addMany(r(0x30, 0x3a), 10, 8, 10);
-    table.add(0x3b, 10, 8, 10);
-    table.addMany([0x3a, 0x3c, 0x3d, 0x3e, 0x3f], 10, 0, 11);
-    table.addMany(r(0x20, 0x30), 10, 9, 12);
-    table.addMany(EXECUTABLES, 12, 0, 12);
-    table.add(0x7f, 12, 0, 12);
-    table.addMany(r(0x1c, 0x20), 12, 0, 12);
-    table.addMany(r(0x20, 0x30), 12, 9, 12);
-    table.addMany(r(0x30, 0x40), 12, 0, 11);
-    table.addMany(r(0x40, 0x7f), 12, 12, 13);
-    table.addMany(r(0x40, 0x7f), 10, 12, 13);
-    table.addMany(r(0x40, 0x7f), 9, 12, 13);
-    table.addMany(EXECUTABLES, 13, 13, 13);
-    table.addMany(PRINTABLES, 13, 13, 13);
-    table.add(0x7f, 13, 0, 13);
-    table.addMany([0x1b, 0x9c], 13, 14, 0);
-    return table;
-})();
-var DcsDummy = (function () {
-    function DcsDummy() {
-    }
-    DcsDummy.prototype.hook = function (collect, params, flag) { };
-    DcsDummy.prototype.put = function (data, start, end) { };
-    DcsDummy.prototype.unhook = function () { };
-    return DcsDummy;
-}());
-var EscapeSequenceParser = (function (_super) {
-    __extends(EscapeSequenceParser, _super);
-    function EscapeSequenceParser(TRANSITIONS) {
-        if (TRANSITIONS === void 0) { TRANSITIONS = exports.VT500_TRANSITION_TABLE; }
-        var _this = _super.call(this) || this;
-        _this.TRANSITIONS = TRANSITIONS;
-        _this.initialState = 0;
-        _this.currentState = _this.initialState;
-        _this._osc = '';
-        _this._params = [0];
-        _this._collect = '';
-        _this._printHandlerFb = function (data, start, end) { };
-        _this._executeHandlerFb = function (code) { };
-        _this._csiHandlerFb = function (collect, params, flag) { };
-        _this._escHandlerFb = function (collect, flag) { };
-        _this._oscHandlerFb = function (identifier, data) { };
-        _this._dcsHandlerFb = new DcsDummy();
-        _this._errorHandlerFb = function (state) { return state; };
-        _this._printHandler = _this._printHandlerFb;
-        _this._executeHandlers = Object.create(null);
-        _this._csiHandlers = Object.create(null);
-        _this._escHandlers = Object.create(null);
-        _this._oscHandlers = Object.create(null);
-        _this._dcsHandlers = Object.create(null);
-        _this._activeDcsHandler = null;
-        _this._errorHandler = _this._errorHandlerFb;
-        return _this;
-    }
-    EscapeSequenceParser.prototype.dispose = function () {
-        this._printHandlerFb = null;
-        this._executeHandlerFb = null;
-        this._csiHandlerFb = null;
-        this._escHandlerFb = null;
-        this._oscHandlerFb = null;
-        this._dcsHandlerFb = null;
-        this._errorHandlerFb = null;
-        this._printHandler = null;
-        this._executeHandlers = null;
-        this._csiHandlers = null;
-        this._escHandlers = null;
-        this._oscHandlers = null;
-        this._dcsHandlers = null;
-        this._activeDcsHandler = null;
-        this._errorHandler = null;
-    };
-    EscapeSequenceParser.prototype.setPrintHandler = function (callback) {
-        this._printHandler = callback;
-    };
-    EscapeSequenceParser.prototype.clearPrintHandler = function () {
-        this._printHandler = this._printHandlerFb;
-    };
-    EscapeSequenceParser.prototype.setExecuteHandler = function (flag, callback) {
-        this._executeHandlers[flag.charCodeAt(0)] = callback;
-    };
-    EscapeSequenceParser.prototype.clearExecuteHandler = function (flag) {
-        if (this._executeHandlers[flag.charCodeAt(0)])
-            delete this._executeHandlers[flag.charCodeAt(0)];
-    };
-    EscapeSequenceParser.prototype.setExecuteHandlerFallback = function (callback) {
-        this._executeHandlerFb = callback;
-    };
-    EscapeSequenceParser.prototype.setCsiHandler = function (flag, callback) {
-        this._csiHandlers[flag.charCodeAt(0)] = callback;
-    };
-    EscapeSequenceParser.prototype.clearCsiHandler = function (flag) {
-        if (this._csiHandlers[flag.charCodeAt(0)])
-            delete this._csiHandlers[flag.charCodeAt(0)];
-    };
-    EscapeSequenceParser.prototype.setCsiHandlerFallback = function (callback) {
-        this._csiHandlerFb = callback;
-    };
-    EscapeSequenceParser.prototype.setEscHandler = function (collectAndFlag, callback) {
-        this._escHandlers[collectAndFlag] = callback;
-    };
-    EscapeSequenceParser.prototype.clearEscHandler = function (collectAndFlag) {
-        if (this._escHandlers[collectAndFlag])
-            delete this._escHandlers[collectAndFlag];
-    };
-    EscapeSequenceParser.prototype.setEscHandlerFallback = function (callback) {
-        this._escHandlerFb = callback;
-    };
-    EscapeSequenceParser.prototype.setOscHandler = function (ident, callback) {
-        this._oscHandlers[ident] = callback;
-    };
-    EscapeSequenceParser.prototype.clearOscHandler = function (ident) {
-        if (this._oscHandlers[ident])
-            delete this._oscHandlers[ident];
-    };
-    EscapeSequenceParser.prototype.setOscHandlerFallback = function (callback) {
-        this._oscHandlerFb = callback;
-    };
-    EscapeSequenceParser.prototype.setDcsHandler = function (collectAndFlag, handler) {
-        this._dcsHandlers[collectAndFlag] = handler;
-    };
-    EscapeSequenceParser.prototype.clearDcsHandler = function (collectAndFlag) {
-        if (this._dcsHandlers[collectAndFlag])
-            delete this._dcsHandlers[collectAndFlag];
-    };
-    EscapeSequenceParser.prototype.setDcsHandlerFallback = function (handler) {
-        this._dcsHandlerFb = handler;
-    };
-    EscapeSequenceParser.prototype.setErrorHandler = function (callback) {
-        this._errorHandler = callback;
-    };
-    EscapeSequenceParser.prototype.clearErrorHandler = function () {
-        this._errorHandler = this._errorHandlerFb;
-    };
-    EscapeSequenceParser.prototype.reset = function () {
-        this.currentState = this.initialState;
-        this._osc = '';
-        this._params = [0];
-        this._collect = '';
-        this._activeDcsHandler = null;
-    };
-    EscapeSequenceParser.prototype.parse = function (data) {
-        var code = 0;
-        var transition = 0;
-        var error = false;
-        var currentState = this.currentState;
-        var print = -1;
-        var dcs = -1;
-        var osc = this._osc;
-        var collect = this._collect;
-        var params = this._params;
-        var table = this.TRANSITIONS.table;
-        var dcsHandler = this._activeDcsHandler;
-        var callback = null;
-        var l = data.length;
-        for (var i = 0; i < l; ++i) {
-            code = data.charCodeAt(i);
-            if (currentState === 0 && code > 0x1f && code < 0x80) {
-                print = (~print) ? print : i;
-                do
-                    i++;
-                while (i < l && data.charCodeAt(i) > 0x1f && data.charCodeAt(i) < 0x80);
-                i--;
-                continue;
-            }
-            if (currentState === 4 && (code > 0x2f && code < 0x39)) {
-                params[params.length - 1] = params[params.length - 1] * 10 + code - 48;
-                continue;
-            }
-            transition = (code < 0xa0) ? (table[currentState << 8 | code]) : DEFAULT_TRANSITION;
-            switch (transition >> 4) {
-                case 2:
-                    print = (~print) ? print : i;
-                    break;
-                case 3:
-                    if (~print) {
-                        this._printHandler(data, print, i);
-                        print = -1;
-                    }
-                    callback = this._executeHandlers[code];
-                    if (callback)
-                        callback();
-                    else
-                        this._executeHandlerFb(code);
-                    break;
-                case 0:
-                    if (~print) {
-                        this._printHandler(data, print, i);
-                        print = -1;
-                    }
-                    else if (~dcs) {
-                        dcsHandler.put(data, dcs, i);
-                        dcs = -1;
-                    }
-                    break;
-                case 1:
-                    if (code > 0x9f) {
-                        switch (currentState) {
-                            case 0:
-                                print = (~print) ? print : i;
-                                break;
-                            case 8:
-                                osc += String.fromCharCode(code);
-                                transition |= 8;
-                                break;
-                            case 6:
-                                transition |= 6;
-                                break;
-                            case 11:
-                                transition |= 11;
-                                break;
-                            case 13:
-                                dcs = (~dcs) ? dcs : i;
-                                transition |= 13;
-                                break;
-                            default:
-                                error = true;
-                        }
-                    }
-                    else {
-                        error = true;
-                    }
-                    if (error) {
-                        var inject = this._errorHandler({
-                            position: i,
-                            code: code,
-                            currentState: currentState,
-                            print: print,
-                            dcs: dcs,
-                            osc: osc,
-                            collect: collect,
-                            params: params,
-                            abort: false
-                        });
-                        if (inject.abort)
-                            return;
-                        error = false;
-                    }
-                    break;
-                case 7:
-                    callback = this._csiHandlers[code];
-                    if (callback)
-                        callback(params, collect);
-                    else
-                        this._csiHandlerFb(collect, params, code);
-                    break;
-                case 8:
-                    if (code === 0x3b)
-                        params.push(0);
-                    else
-                        params[params.length - 1] = params[params.length - 1] * 10 + code - 48;
-                    break;
-                case 9:
-                    collect += String.fromCharCode(code);
-                    break;
-                case 10:
-                    callback = this._escHandlers[collect + String.fromCharCode(code)];
-                    if (callback)
-                        callback(collect, code);
-                    else
-                        this._escHandlerFb(collect, code);
-                    break;
-                case 11:
-                    if (~print) {
-                        this._printHandler(data, print, i);
-                        print = -1;
-                    }
-                    osc = '';
-                    params = [0];
-                    collect = '';
-                    dcs = -1;
-                    break;
-                case 12:
-                    dcsHandler = this._dcsHandlers[collect + String.fromCharCode(code)];
-                    if (!dcsHandler)
-                        dcsHandler = this._dcsHandlerFb;
-                    dcsHandler.hook(collect, params, code);
-                    break;
-                case 13:
-                    dcs = (~dcs) ? dcs : i;
-                    break;
-                case 14:
-                    if (dcsHandler) {
-                        if (~dcs)
-                            dcsHandler.put(data, dcs, i);
-                        dcsHandler.unhook();
-                        dcsHandler = null;
-                    }
-                    if (code === 0x1b)
-                        transition |= 1;
-                    osc = '';
-                    params = [0];
-                    collect = '';
-                    dcs = -1;
-                    break;
-                case 4:
-                    if (~print) {
-                        this._printHandler(data, print, i);
-                        print = -1;
-                    }
-                    osc = '';
-                    break;
-                case 5:
-                    osc += data.charAt(i);
-                    break;
-                case 6:
-                    if (osc && code !== 0x18 && code !== 0x1a) {
-                        var idx = osc.indexOf(';');
-                        if (idx === -1) {
-                            this._oscHandlerFb(-1, osc);
-                        }
-                        else {
-                            var identifier = parseInt(osc.substring(0, idx));
-                            var content = osc.substring(idx + 1);
-                            callback = this._oscHandlers[identifier];
-                            if (callback)
-                                callback(content);
-                            else
-                                this._oscHandlerFb(identifier, content);
-                        }
-                    }
-                    if (code === 0x1b)
-                        transition |= 1;
-                    osc = '';
-                    params = [0];
-                    collect = '';
-                    dcs = -1;
-                    break;
-            }
-            currentState = transition & 15;
-        }
-        if (currentState === 0 && ~print) {
-            this._printHandler(data, print, data.length);
-        }
-        else if (currentState === 13 && ~dcs && dcsHandler) {
-            dcsHandler.put(data, dcs, data.length);
-        }
-        this._osc = osc;
-        this._collect = collect;
-        this._params = params;
-        this._activeDcsHandler = dcsHandler;
-        this.currentState = currentState;
-    };
-    return EscapeSequenceParser;
-}(Lifecycle_1.Disposable));
-exports.EscapeSequenceParser = EscapeSequenceParser;
-
-},{"./common/Lifecycle":17}],7:[function(require,module,exports){
-"use strict";
-var __extends = (this && this.__extends) || (function () {
-    var extendStatics = Object.setPrototypeOf ||
-        ({ __proto__: [] } instanceof Array && function (d, b) { d.__proto__ = b; }) ||
-        function (d, b) { for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p]; };
-    return function (d, b) {
-        extendStatics(d, b);
-        function __() { this.constructor = d; }
-        d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
-    };
-})();
-Object.defineProperty(exports, "__esModule", { value: true });
-var Lifecycle_1 = require("./common/Lifecycle");
-var EventEmitter = (function (_super) {
-    __extends(EventEmitter, _super);
-    function EventEmitter() {
-        var _this = _super.call(this) || this;
-        _this._events = _this._events || {};
-        return _this;
-    }
-    EventEmitter.prototype.on = function (type, listener) {
-        this._events[type] = this._events[type] || [];
-        this._events[type].push(listener);
-    };
-    EventEmitter.prototype.addDisposableListener = function (type, handler) {
-        var _this = this;
-        this.on(type, handler);
-        return {
-            dispose: function () {
-                if (!handler) {
-                    return;
-                }
-                _this.off(type, handler);
-                handler = null;
-            }
-        };
-    };
-    EventEmitter.prototype.off = function (type, listener) {
-        if (!this._events[type]) {
-            return;
-        }
-        var obj = this._events[type];
-        var i = obj.length;
-        while (i--) {
-            if (obj[i] === listener) {
-                obj.splice(i, 1);
-                return;
-            }
-        }
-    };
-    EventEmitter.prototype.removeAllListeners = function (type) {
-        if (this._events[type]) {
-            delete this._events[type];
-        }
-    };
-    EventEmitter.prototype.emit = function (type) {
-        var args = [];
-        for (var _i = 1; _i < arguments.length; _i++) {
-            args[_i - 1] = arguments[_i];
-        }
-        if (!this._events[type]) {
-            return;
-        }
-        var obj = this._events[type];
-        for (var i = 0; i < obj.length; i++) {
-            obj[i].apply(this, args);
-        }
-    };
-    EventEmitter.prototype.listeners = function (type) {
-        return this._events[type] || [];
-    };
-    EventEmitter.prototype.dispose = function () {
-        _super.prototype.dispose.call(this);
-        this._events = {};
-    };
-    return EventEmitter;
-}(Lifecycle_1.Disposable));
-exports.EventEmitter = EventEmitter;
-
-},{"./common/Lifecycle":17}],8:[function(require,module,exports){
-"use strict";
-var __extends = (this && this.__extends) || (function () {
-    var extendStatics = Object.setPrototypeOf ||
-        ({ __proto__: [] } instanceof Array && function (d, b) { d.__proto__ = b; }) ||
-        function (d, b) { for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p]; };
-    return function (d, b) {
-        extendStatics(d, b);
-        function __() { this.constructor = d; }
-        d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
-    };
-})();
-Object.defineProperty(exports, "__esModule", { value: true });
-var EscapeSequences_1 = require("./common/data/EscapeSequences");
-var Charsets_1 = require("./core/data/Charsets");
-var Buffer_1 = require("./Buffer");
-var CharWidth_1 = require("./CharWidth");
-var EscapeSequenceParser_1 = require("./EscapeSequenceParser");
-var Lifecycle_1 = require("./common/Lifecycle");
-var GLEVEL = { '(': 0, ')': 1, '*': 2, '+': 3, '-': 1, '.': 2 };
-var RequestTerminfo = (function () {
-    function RequestTerminfo(_terminal) {
-        this._terminal = _terminal;
-    }
-    RequestTerminfo.prototype.hook = function (collect, params, flag) {
-        this._data = '';
-    };
-    RequestTerminfo.prototype.put = function (data, start, end) {
-        this._data += data.substring(start, end);
-    };
-    RequestTerminfo.prototype.unhook = function () {
-        this._terminal.handler(EscapeSequences_1.C0.ESC + "P0+r" + this._data + EscapeSequences_1.C0.ESC + "\\");
-    };
-    return RequestTerminfo;
-}());
-var DECRQSS = (function () {
-    function DECRQSS(_terminal) {
-        this._terminal = _terminal;
-    }
-    DECRQSS.prototype.hook = function (collect, params, flag) {
-        this._data = '';
-    };
-    DECRQSS.prototype.put = function (data, start, end) {
-        this._data += data.substring(start, end);
-    };
-    DECRQSS.prototype.unhook = function () {
-        switch (this._data) {
-            case '"q':
-                return this._terminal.handler(EscapeSequences_1.C0.ESC + "P1$r0\"q" + EscapeSequences_1.C0.ESC + "\\");
-            case '"p':
-                return this._terminal.handler(EscapeSequences_1.C0.ESC + "P1$r61\"p" + EscapeSequences_1.C0.ESC + "\\");
-            case 'r':
-                var pt = '' + (this._terminal.buffer.scrollTop + 1) +
-                    ';' + (this._terminal.buffer.scrollBottom + 1) + 'r';
-                return this._terminal.handler(EscapeSequences_1.C0.ESC + "P1$r" + pt + EscapeSequences_1.C0.ESC + "\\");
-            case 'm':
-                return this._terminal.handler(EscapeSequences_1.C0.ESC + "P1$r0m" + EscapeSequences_1.C0.ESC + "\\");
-            case ' q':
-                var STYLES = { 'block': 2, 'underline': 4, 'bar': 6 };
-                var style = STYLES[this._terminal.getOption('cursorStyle')];
-                style -= this._terminal.getOption('cursorBlink');
-                return this._terminal.handler(EscapeSequences_1.C0.ESC + "P1$r" + style + " q" + EscapeSequences_1.C0.ESC + "\\");
-            default:
-                this._terminal.error('Unknown DCS $q %s', this._data);
-                this._terminal.handler(EscapeSequences_1.C0.ESC + "P0$r" + this._data + EscapeSequences_1.C0.ESC + "\\");
-        }
-    };
-    return DECRQSS;
-}());
-var InputHandler = (function (_super) {
-    __extends(InputHandler, _super);
-    function InputHandler(_terminal, _parser) {
-        if (_parser === void 0) { _parser = new EscapeSequenceParser_1.EscapeSequenceParser(); }
-        var _this = _super.call(this) || this;
-        _this._terminal = _terminal;
-        _this._parser = _parser;
-        _this.register(_this._parser);
-        _this._surrogateHigh = '';
-        _this._parser.setCsiHandlerFallback(function (collect, params, flag) {
-            _this._terminal.error('Unknown CSI code: ', { collect: collect, params: params, flag: String.fromCharCode(flag) });
-        });
-        _this._parser.setEscHandlerFallback(function (collect, flag) {
-            _this._terminal.error('Unknown ESC code: ', { collect: collect, flag: String.fromCharCode(flag) });
-        });
-        _this._parser.setExecuteHandlerFallback(function (code) {
-            _this._terminal.error('Unknown EXECUTE code: ', { code: code });
-        });
-        _this._parser.setOscHandlerFallback(function (identifier, data) {
-            _this._terminal.error('Unknown OSC code: ', { identifier: identifier, data: data });
-        });
-        _this._parser.setPrintHandler(function (data, start, end) { return _this.print(data, start, end); });
-        _this._parser.setCsiHandler('@', function (params, collect) { return _this.insertChars(params); });
-        _this._parser.setCsiHandler('A', function (params, collect) { return _this.cursorUp(params); });
-        _this._parser.setCsiHandler('B', function (params, collect) { return _this.cursorDown(params); });
-        _this._parser.setCsiHandler('C', function (params, collect) { return _this.cursorForward(params); });
-        _this._parser.setCsiHandler('D', function (params, collect) { return _this.cursorBackward(params); });
-        _this._parser.setCsiHandler('E', function (params, collect) { return _this.cursorNextLine(params); });
-        _this._parser.setCsiHandler('F', function (params, collect) { return _this.cursorPrecedingLine(params); });
-        _this._parser.setCsiHandler('G', function (params, collect) { return _this.cursorCharAbsolute(params); });
-        _this._parser.setCsiHandler('H', function (params, collect) { return _this.cursorPosition(params); });
-        _this._parser.setCsiHandler('I', function (params, collect) { return _this.cursorForwardTab(params); });
-        _this._parser.setCsiHandler('J', function (params, collect) { return _this.eraseInDisplay(params); });
-        _this._parser.setCsiHandler('K', function (params, collect) { return _this.eraseInLine(params); });
-        _this._parser.setCsiHandler('L', function (params, collect) { return _this.insertLines(params); });
-        _this._parser.setCsiHandler('M', function (params, collect) { return _this.deleteLines(params); });
-        _this._parser.setCsiHandler('P', function (params, collect) { return _this.deleteChars(params); });
-        _this._parser.setCsiHandler('S', function (params, collect) { return _this.scrollUp(params); });
-        _this._parser.setCsiHandler('T', function (params, collect) { return _this.scrollDown(params, collect); });
-        _this._parser.setCsiHandler('X', function (params, collect) { return _this.eraseChars(params); });
-        _this._parser.setCsiHandler('Z', function (params, collect) { return _this.cursorBackwardTab(params); });
-        _this._parser.setCsiHandler('`', function (params, collect) { return _this.charPosAbsolute(params); });
-        _this._parser.setCsiHandler('a', function (params, collect) { return _this.hPositionRelative(params); });
-        _this._parser.setCsiHandler('b', function (params, collect) { return _this.repeatPrecedingCharacter(params); });
-        _this._parser.setCsiHandler('c', function (params, collect) { return _this.sendDeviceAttributes(params, collect); });
-        _this._parser.setCsiHandler('d', function (params, collect) { return _this.linePosAbsolute(params); });
-        _this._parser.setCsiHandler('e', function (params, collect) { return _this.vPositionRelative(params); });
-        _this._parser.setCsiHandler('f', function (params, collect) { return _this.hVPosition(params); });
-        _this._parser.setCsiHandler('g', function (params, collect) { return _this.tabClear(params); });
-        _this._parser.setCsiHandler('h', function (params, collect) { return _this.setMode(params, collect); });
-        _this._parser.setCsiHandler('l', function (params, collect) { return _this.resetMode(params, collect); });
-        _this._parser.setCsiHandler('m', function (params, collect) { return _this.charAttributes(params); });
-        _this._parser.setCsiHandler('n', function (params, collect) { return _this.deviceStatus(params, collect); });
-        _this._parser.setCsiHandler('p', function (params, collect) { return _this.softReset(params, collect); });
-        _this._parser.setCsiHandler('q', function (params, collect) { return _this.setCursorStyle(params, collect); });
-        _this._parser.setCsiHandler('r', function (params, collect) { return _this.setScrollRegion(params, collect); });
-        _this._parser.setCsiHandler('s', function (params, collect) { return _this.saveCursor(params); });
-        _this._parser.setCsiHandler('u', function (params, collect) { return _this.restoreCursor(params); });
-        _this._parser.setExecuteHandler(EscapeSequences_1.C0.BEL, function () { return _this.bell(); });
-        _this._parser.setExecuteHandler(EscapeSequences_1.C0.LF, function () { return _this.lineFeed(); });
-        _this._parser.setExecuteHandler(EscapeSequences_1.C0.VT, function () { return _this.lineFeed(); });
-        _this._parser.setExecuteHandler(EscapeSequences_1.C0.FF, function () { return _this.lineFeed(); });
-        _this._parser.setExecuteHandler(EscapeSequences_1.C0.CR, function () { return _this.carriageReturn(); });
-        _this._parser.setExecuteHandler(EscapeSequences_1.C0.BS, function () { return _this.backspace(); });
-        _this._parser.setExecuteHandler(EscapeSequences_1.C0.HT, function () { return _this.tab(); });
-        _this._parser.setExecuteHandler(EscapeSequences_1.C0.SO, function () { return _this.shiftOut(); });
-        _this._parser.setExecuteHandler(EscapeSequences_1.C0.SI, function () { return _this.shiftIn(); });
-        _this._parser.setExecuteHandler(EscapeSequences_1.C1.IND, function () { return _this.index(); });
-        _this._parser.setExecuteHandler(EscapeSequences_1.C1.NEL, function () { return _this.nextLine(); });
-        _this._parser.setExecuteHandler(EscapeSequences_1.C1.HTS, function () { return _this.tabSet(); });
-        _this._parser.setOscHandler(0, function (data) { return _this.setTitle(data); });
-        _this._parser.setOscHandler(2, function (data) { return _this.setTitle(data); });
-        _this._parser.setEscHandler('7', function () { return _this.saveCursor([]); });
-        _this._parser.setEscHandler('8', function () { return _this.restoreCursor([]); });
-        _this._parser.setEscHandler('D', function () { return _this.index(); });
-        _this._parser.setEscHandler('E', function () { return _this.nextLine(); });
-        _this._parser.setEscHandler('H', function () { return _this.tabSet(); });
-        _this._parser.setEscHandler('M', function () { return _this.reverseIndex(); });
-        _this._parser.setEscHandler('=', function () { return _this.keypadApplicationMode(); });
-        _this._parser.setEscHandler('>', function () { return _this.keypadNumericMode(); });
-        _this._parser.setEscHandler('c', function () { return _this.reset(); });
-        _this._parser.setEscHandler('n', function () { return _this.setgLevel(2); });
-        _this._parser.setEscHandler('o', function () { return _this.setgLevel(3); });
-        _this._parser.setEscHandler('|', function () { return _this.setgLevel(3); });
-        _this._parser.setEscHandler('}', function () { return _this.setgLevel(2); });
-        _this._parser.setEscHandler('~', function () { return _this.setgLevel(1); });
-        _this._parser.setEscHandler('%@', function () { return _this.selectDefaultCharset(); });
-        _this._parser.setEscHandler('%G', function () { return _this.selectDefaultCharset(); });
-        var _loop_1 = function (flag) {
-            this_1._parser.setEscHandler('(' + flag, function () { return _this.selectCharset('(' + flag); });
-            this_1._parser.setEscHandler(')' + flag, function () { return _this.selectCharset(')' + flag); });
-            this_1._parser.setEscHandler('*' + flag, function () { return _this.selectCharset('*' + flag); });
-            this_1._parser.setEscHandler('+' + flag, function () { return _this.selectCharset('+' + flag); });
-            this_1._parser.setEscHandler('-' + flag, function () { return _this.selectCharset('-' + flag); });
-            this_1._parser.setEscHandler('.' + flag, function () { return _this.selectCharset('.' + flag); });
-            this_1._parser.setEscHandler('/' + flag, function () { return _this.selectCharset('/' + flag); });
-        };
-        var this_1 = this;
-        for (var flag in Charsets_1.CHARSETS) {
-            _loop_1(flag);
-        }
-        _this._parser.setErrorHandler(function (state) {
-            _this._terminal.error('Parsing error: ', state);
-            return state;
-        });
-        _this._parser.setDcsHandler('$q', new DECRQSS(_this._terminal));
-        _this._parser.setDcsHandler('+q', new RequestTerminfo(_this._terminal));
-        return _this;
-    }
-    InputHandler.prototype.dispose = function () {
-        _super.prototype.dispose.call(this);
-        this._terminal = null;
-    };
-    InputHandler.prototype.parse = function (data) {
-        if (!this._terminal) {
-            return;
-        }
-        var buffer = this._terminal.buffer;
-        var cursorStartX = buffer.x;
-        var cursorStartY = buffer.y;
-        if (this._terminal.debug) {
-            this._terminal.log('data: ' + data);
-        }
-        if (this._surrogateHigh) {
-            data = this._surrogateHigh + data;
-            this._surrogateHigh = '';
-        }
-        this._parser.parse(data);
-        buffer = this._terminal.buffer;
-        if (buffer.x !== cursorStartX || buffer.y !== cursorStartY) {
-            this._terminal.emit('cursormove');
-        }
-    };
-    InputHandler.prototype.print = function (data, start, end) {
-        var char;
-        var code;
-        var low;
-        var chWidth;
-        var buffer = this._terminal.buffer;
-        var charset = this._terminal.charset;
-        var screenReaderMode = this._terminal.options.screenReaderMode;
-        var cols = this._terminal.cols;
-        var wraparoundMode = this._terminal.wraparoundMode;
-        var insertMode = this._terminal.insertMode;
-        var curAttr = this._terminal.curAttr;
-        var bufferRow = buffer.lines.get(buffer.y + buffer.ybase);
-        this._terminal.updateRange(buffer.y);
-        for (var stringPosition = start; stringPosition < end; ++stringPosition) {
-            char = data.charAt(stringPosition);
-            code = data.charCodeAt(stringPosition);
-            if (0xD800 <= code && code <= 0xDBFF) {
-                low = data.charCodeAt(stringPosition + 1);
-                if (isNaN(low)) {
-                    this._surrogateHigh = char;
-                    continue;
-                }
-                code = ((code - 0xD800) * 0x400) + (low - 0xDC00) + 0x10000;
-                char += data.charAt(stringPosition + 1);
-            }
-            if (0xDC00 <= code && code <= 0xDFFF) {
-                continue;
-            }
-            chWidth = CharWidth_1.wcwidth(code);
-            if (charset) {
-                char = charset[char] || char;
-                code = char.charCodeAt(0);
-            }
-            if (screenReaderMode) {
-                this._terminal.emit('a11y.char', char);
-            }
-            if (!chWidth && buffer.x) {
-                if (bufferRow[buffer.x - 1]) {
-                    if (!bufferRow[buffer.x - 1][Buffer_1.CHAR_DATA_WIDTH_INDEX]) {
-                        if (bufferRow[buffer.x - 2]) {
-                            bufferRow[buffer.x - 2][Buffer_1.CHAR_DATA_CHAR_INDEX] += char;
-                            bufferRow[buffer.x - 2][Buffer_1.CHAR_DATA_CODE_INDEX] = code;
-                        }
-                    }
-                    else {
-                        bufferRow[buffer.x - 1][Buffer_1.CHAR_DATA_CHAR_INDEX] += char;
-                        bufferRow[buffer.x - 1][Buffer_1.CHAR_DATA_CODE_INDEX] = code;
-                    }
-                }
-                continue;
-            }
-            if (buffer.x + chWidth - 1 >= cols) {
-                if (wraparoundMode) {
-                    buffer.x = 0;
-                    buffer.y++;
-                    if (buffer.y > buffer.scrollBottom) {
-                        buffer.y--;
-                        this._terminal.scroll(true);
-                    }
-                    else {
-                        buffer.lines.get(buffer.y).isWrapped = true;
-                    }
-                    bufferRow = buffer.lines.get(buffer.y + buffer.ybase);
-                }
-                else {
-                    if (chWidth === 2) {
-                        continue;
-                    }
-                }
-            }
-            if (insertMode) {
-                for (var moves = 0; moves < chWidth; ++moves) {
-                    var removed = bufferRow.pop();
-                    if (removed[Buffer_1.CHAR_DATA_WIDTH_INDEX] === 0
-                        && bufferRow[this._terminal.cols - 2]
-                        && bufferRow[this._terminal.cols - 2][Buffer_1.CHAR_DATA_WIDTH_INDEX] === 2) {
-                        bufferRow[this._terminal.cols - 2] = [curAttr, Buffer_1.NULL_CELL_CHAR, Buffer_1.NULL_CELL_WIDTH, Buffer_1.NULL_CELL_CODE];
-                    }
-                    bufferRow.splice(buffer.x, 0, [curAttr, Buffer_1.NULL_CELL_CHAR, Buffer_1.NULL_CELL_WIDTH, Buffer_1.NULL_CELL_CODE]);
-                }
-            }
-            bufferRow[buffer.x++] = [curAttr, char, chWidth, code];
-            if (chWidth === 2) {
-                bufferRow[buffer.x++] = [curAttr, '', 0, undefined];
-            }
-        }
-        this._terminal.updateRange(buffer.y);
-    };
-    InputHandler.prototype.bell = function () {
-        this._terminal.bell();
-    };
-    InputHandler.prototype.lineFeed = function () {
-        var buffer = this._terminal.buffer;
-        if (this._terminal.convertEol) {
-            buffer.x = 0;
-        }
-        buffer.y++;
-        if (buffer.y > buffer.scrollBottom) {
-            buffer.y--;
-            this._terminal.scroll();
-        }
-        if (buffer.x >= this._terminal.cols) {
-            buffer.x--;
-        }
-        this._terminal.emit('linefeed');
-    };
-    InputHandler.prototype.carriageReturn = function () {
-        this._terminal.buffer.x = 0;
-    };
-    InputHandler.prototype.backspace = function () {
-        if (this._terminal.buffer.x > 0) {
-            this._terminal.buffer.x--;
-        }
-    };
-    InputHandler.prototype.tab = function () {
-        var originalX = this._terminal.buffer.x;
-        this._terminal.buffer.x = this._terminal.buffer.nextStop();
-        if (this._terminal.options.screenReaderMode) {
-            this._terminal.emit('a11y.tab', this._terminal.buffer.x - originalX);
-        }
-    };
-    InputHandler.prototype.shiftOut = function () {
-        this._terminal.setgLevel(1);
-    };
-    InputHandler.prototype.shiftIn = function () {
-        this._terminal.setgLevel(0);
-    };
-    InputHandler.prototype.insertChars = function (params) {
-        var param = params[0];
-        if (param < 1)
-            param = 1;
-        var buffer = this._terminal.buffer;
-        var row = buffer.y + buffer.ybase;
-        var j = buffer.x;
-        var ch = [this._terminal.eraseAttr(), Buffer_1.NULL_CELL_CHAR, Buffer_1.NULL_CELL_WIDTH, Buffer_1.NULL_CELL_CODE];
-        while (param-- && j < this._terminal.cols) {
-            buffer.lines.get(row).splice(j++, 0, ch);
-            buffer.lines.get(row).pop();
-        }
-    };
-    InputHandler.prototype.cursorUp = function (params) {
-        var param = params[0];
-        if (param < 1) {
-            param = 1;
-        }
-        this._terminal.buffer.y -= param;
-        if (this._terminal.buffer.y < 0) {
-            this._terminal.buffer.y = 0;
-        }
-    };
-    InputHandler.prototype.cursorDown = function (params) {
-        var param = params[0];
-        if (param < 1) {
-            param = 1;
-        }
-        this._terminal.buffer.y += param;
-        if (this._terminal.buffer.y >= this._terminal.rows) {
-            this._terminal.buffer.y = this._terminal.rows - 1;
-        }
-        if (this._terminal.buffer.x >= this._terminal.cols) {
-            this._terminal.buffer.x--;
-        }
-    };
-    InputHandler.prototype.cursorForward = function (params) {
-        var param = params[0];
-        if (param < 1) {
-            param = 1;
-        }
-        this._terminal.buffer.x += param;
-        if (this._terminal.buffer.x >= this._terminal.cols) {
-            this._terminal.buffer.x = this._terminal.cols - 1;
-        }
-    };
-    InputHandler.prototype.cursorBackward = function (params) {
-        var param = params[0];
-        if (param < 1) {
-            param = 1;
-        }
-        if (this._terminal.buffer.x >= this._terminal.cols) {
-            this._terminal.buffer.x--;
-        }
-        this._terminal.buffer.x -= param;
-        if (this._terminal.buffer.x < 0) {
-            this._terminal.buffer.x = 0;
-        }
-    };
-    InputHandler.prototype.cursorNextLine = function (params) {
-        var param = params[0];
-        if (param < 1) {
-            param = 1;
-        }
-        this._terminal.buffer.y += param;
-        if (this._terminal.buffer.y >= this._terminal.rows) {
-            this._terminal.buffer.y = this._terminal.rows - 1;
-        }
-        this._terminal.buffer.x = 0;
-    };
-    InputHandler.prototype.cursorPrecedingLine = function (params) {
-        var param = params[0];
-        if (param < 1) {
-            param = 1;
-        }
-        this._terminal.buffer.y -= param;
-        if (this._terminal.buffer.y < 0) {
-            this._terminal.buffer.y = 0;
-        }
-        this._terminal.buffer.x = 0;
-    };
-    InputHandler.prototype.cursorCharAbsolute = function (params) {
-        var param = params[0];
-        if (param < 1) {
-            param = 1;
-        }
-        this._terminal.buffer.x = param - 1;
-    };
-    InputHandler.prototype.cursorPosition = function (params) {
-        var col;
-        var row = params[0] - 1;
-        if (params.length >= 2) {
-            col = params[1] - 1;
-        }
-        else {
-            col = 0;
-        }
-        if (row < 0) {
-            row = 0;
-        }
-        else if (row >= this._terminal.rows) {
-            row = this._terminal.rows - 1;
-        }
-        if (col < 0) {
-            col = 0;
-        }
-        else if (col >= this._terminal.cols) {
-            col = this._terminal.cols - 1;
-        }
-        this._terminal.buffer.x = col;
-        this._terminal.buffer.y = row;
-    };
-    InputHandler.prototype.cursorForwardTab = function (params) {
-        var param = params[0] || 1;
-        while (param--) {
-            this._terminal.buffer.x = this._terminal.buffer.nextStop();
-        }
-    };
-    InputHandler.prototype.eraseInDisplay = function (params) {
-        var j;
-        switch (params[0]) {
-            case 0:
-                this._terminal.eraseRight(this._terminal.buffer.x, this._terminal.buffer.y);
-                j = this._terminal.buffer.y + 1;
-                for (; j < this._terminal.rows; j++) {
-                    this._terminal.eraseLine(j);
-                }
-                break;
-            case 1:
-                this._terminal.eraseLeft(this._terminal.buffer.x, this._terminal.buffer.y);
-                j = this._terminal.buffer.y;
-                while (j--) {
-                    this._terminal.eraseLine(j);
-                }
-                break;
-            case 2:
-                j = this._terminal.rows;
-                while (j--)
-                    this._terminal.eraseLine(j);
-                break;
-            case 3:
-                var scrollBackSize = this._terminal.buffer.lines.length - this._terminal.rows;
-                if (scrollBackSize > 0) {
-                    this._terminal.buffer.lines.trimStart(scrollBackSize);
-                    this._terminal.buffer.ybase = Math.max(this._terminal.buffer.ybase - scrollBackSize, 0);
-                    this._terminal.buffer.ydisp = Math.max(this._terminal.buffer.ydisp - scrollBackSize, 0);
-                    this._terminal.emit('scroll', 0);
-                }
-                break;
-        }
-    };
-    InputHandler.prototype.eraseInLine = function (params) {
-        switch (params[0]) {
-            case 0:
-                this._terminal.eraseRight(this._terminal.buffer.x, this._terminal.buffer.y);
-                break;
-            case 1:
-                this._terminal.eraseLeft(this._terminal.buffer.x, this._terminal.buffer.y);
-                break;
-            case 2:
-                this._terminal.eraseLine(this._terminal.buffer.y);
-                break;
-        }
-    };
-    InputHandler.prototype.insertLines = function (params) {
-        var param = params[0];
-        if (param < 1) {
-            param = 1;
-        }
-        var buffer = this._terminal.buffer;
-        var row = buffer.y + buffer.ybase;
-        var scrollBottomRowsOffset = this._terminal.rows - 1 - buffer.scrollBottom;
-        var scrollBottomAbsolute = this._terminal.rows - 1 + buffer.ybase - scrollBottomRowsOffset + 1;
-        while (param--) {
-            buffer.lines.splice(scrollBottomAbsolute - 1, 1);
-            buffer.lines.splice(row, 0, this._terminal.blankLine(true));
-        }
-        this._terminal.updateRange(buffer.y);
-        this._terminal.updateRange(buffer.scrollBottom);
-    };
-    InputHandler.prototype.deleteLines = function (params) {
-        var param = params[0];
-        if (param < 1) {
-            param = 1;
-        }
-        var buffer = this._terminal.buffer;
-        var row = buffer.y + buffer.ybase;
-        var j;
-        j = this._terminal.rows - 1 - buffer.scrollBottom;
-        j = this._terminal.rows - 1 + buffer.ybase - j;
-        while (param--) {
-            buffer.lines.splice(row, 1);
-            buffer.lines.splice(j, 0, this._terminal.blankLine(true));
-        }
-        this._terminal.updateRange(buffer.y);
-        this._terminal.updateRange(buffer.scrollBottom);
-    };
-    InputHandler.prototype.deleteChars = function (params) {
-        var param = params[0];
-        if (param < 1) {
-            param = 1;
-        }
-        var buffer = this._terminal.buffer;
-        var row = buffer.y + buffer.ybase;
-        var ch = [this._terminal.eraseAttr(), Buffer_1.NULL_CELL_CHAR, Buffer_1.NULL_CELL_WIDTH, Buffer_1.NULL_CELL_CODE];
-        while (param--) {
-            buffer.lines.get(row).splice(buffer.x, 1);
-            buffer.lines.get(row).push(ch);
-        }
-        this._terminal.updateRange(buffer.y);
-    };
-    InputHandler.prototype.scrollUp = function (params) {
-        var param = params[0] || 1;
-        var buffer = this._terminal.buffer;
-        while (param--) {
-            buffer.lines.splice(buffer.ybase + buffer.scrollTop, 1);
-            buffer.lines.splice(buffer.ybase + buffer.scrollBottom, 0, this._terminal.blankLine());
-        }
-        this._terminal.updateRange(buffer.scrollTop);
-        this._terminal.updateRange(buffer.scrollBottom);
-    };
-    InputHandler.prototype.scrollDown = function (params, collect) {
-        if (params.length < 2 && !collect) {
-            var param = params[0] || 1;
-            var buffer = this._terminal.buffer;
-            while (param--) {
-                buffer.lines.splice(buffer.ybase + buffer.scrollBottom, 1);
-                buffer.lines.splice(buffer.ybase + buffer.scrollTop, 0, this._terminal.blankLine());
-            }
-            this._terminal.updateRange(buffer.scrollTop);
-            this._terminal.updateRange(buffer.scrollBottom);
-        }
-    };
-    InputHandler.prototype.eraseChars = function (params) {
-        var param = params[0];
-        if (param < 1) {
-            param = 1;
-        }
-        var buffer = this._terminal.buffer;
-        var row = buffer.y + buffer.ybase;
-        var j = buffer.x;
-        var ch = [this._terminal.eraseAttr(), Buffer_1.NULL_CELL_CHAR, Buffer_1.NULL_CELL_WIDTH, Buffer_1.NULL_CELL_CODE];
-        while (param-- && j < this._terminal.cols) {
-            buffer.lines.get(row)[j++] = ch;
-        }
-    };
-    InputHandler.prototype.cursorBackwardTab = function (params) {
-        var param = params[0] || 1;
-        var buffer = this._terminal.buffer;
-        while (param--) {
-            buffer.x = buffer.prevStop();
-        }
-    };
-    InputHandler.prototype.charPosAbsolute = function (params) {
-        var param = params[0];
-        if (param < 1) {
-            param = 1;
-        }
-        this._terminal.buffer.x = param - 1;
-        if (this._terminal.buffer.x >= this._terminal.cols) {
-            this._terminal.buffer.x = this._terminal.cols - 1;
-        }
-    };
-    InputHandler.prototype.hPositionRelative = function (params) {
-        var param = params[0];
-        if (param < 1) {
-            param = 1;
-        }
-        this._terminal.buffer.x += param;
-        if (this._terminal.buffer.x >= this._terminal.cols) {
-            this._terminal.buffer.x = this._terminal.cols - 1;
-        }
-    };
-    InputHandler.prototype.repeatPrecedingCharacter = function (params) {
-        var param = params[0] || 1;
-        var buffer = this._terminal.buffer;
-        var line = buffer.lines.get(buffer.ybase + buffer.y);
-        var ch = line[buffer.x - 1] || [Buffer_1.DEFAULT_ATTR, Buffer_1.NULL_CELL_CHAR, Buffer_1.NULL_CELL_WIDTH, Buffer_1.NULL_CELL_CODE];
-        while (param--) {
-            line[buffer.x++] = ch;
-        }
-    };
-    InputHandler.prototype.sendDeviceAttributes = function (params, collect) {
-        if (params[0] > 0) {
-            return;
-        }
-        if (!collect) {
-            if (this._terminal.is('xterm') || this._terminal.is('rxvt-unicode') || this._terminal.is('screen')) {
-                this._terminal.handler(EscapeSequences_1.C0.ESC + '[?1;2c');
-            }
-            else if (this._terminal.is('linux')) {
-                this._terminal.handler(EscapeSequences_1.C0.ESC + '[?6c');
-            }
-        }
-        else if (collect === '>') {
-            if (this._terminal.is('xterm')) {
-                this._terminal.handler(EscapeSequences_1.C0.ESC + '[>0;276;0c');
-            }
-            else if (this._terminal.is('rxvt-unicode')) {
-                this._terminal.handler(EscapeSequences_1.C0.ESC + '[>85;95;0c');
-            }
-            else if (this._terminal.is('linux')) {
-                this._terminal.handler(params[0] + 'c');
-            }
-            else if (this._terminal.is('screen')) {
-                this._terminal.handler(EscapeSequences_1.C0.ESC + '[>83;40003;0c');
-            }
-        }
-    };
-    InputHandler.prototype.linePosAbsolute = function (params) {
-        var param = params[0];
-        if (param < 1) {
-            param = 1;
-        }
-        this._terminal.buffer.y = param - 1;
-        if (this._terminal.buffer.y >= this._terminal.rows) {
-            this._terminal.buffer.y = this._terminal.rows - 1;
-        }
-    };
-    InputHandler.prototype.vPositionRelative = function (params) {
-        var param = params[0];
-        if (param < 1) {
-            param = 1;
-        }
-        this._terminal.buffer.y += param;
-        if (this._terminal.buffer.y >= this._terminal.rows) {
-            this._terminal.buffer.y = this._terminal.rows - 1;
-        }
-        if (this._terminal.buffer.x >= this._terminal.cols) {
-            this._terminal.buffer.x--;
-        }
-    };
-    InputHandler.prototype.hVPosition = function (params) {
-        if (params[0] < 1)
-            params[0] = 1;
-        if (params[1] < 1)
-            params[1] = 1;
-        this._terminal.buffer.y = params[0] - 1;
-        if (this._terminal.buffer.y >= this._terminal.rows) {
-            this._terminal.buffer.y = this._terminal.rows - 1;
-        }
-        this._terminal.buffer.x = params[1] - 1;
-        if (this._terminal.buffer.x >= this._terminal.cols) {
-            this._terminal.buffer.x = this._terminal.cols - 1;
-        }
-    };
-    InputHandler.prototype.tabClear = function (params) {
-        var param = params[0];
-        if (param <= 0) {
-            delete this._terminal.buffer.tabs[this._terminal.buffer.x];
-        }
-        else if (param === 3) {
-            this._terminal.buffer.tabs = {};
-        }
-    };
-    InputHandler.prototype.setMode = function (params, collect) {
-        if (params.length > 1) {
-            for (var i = 0; i < params.length; i++) {
-                this.setMode([params[i]]);
-            }
-            return;
-        }
-        if (!collect) {
-            switch (params[0]) {
-                case 4:
-                    this._terminal.insertMode = true;
-                    break;
-                case 20:
-                    break;
-            }
-        }
-        else if (collect === '?') {
-            switch (params[0]) {
-                case 1:
-                    this._terminal.applicationCursor = true;
-                    break;
-                case 2:
-                    this._terminal.setgCharset(0, Charsets_1.DEFAULT_CHARSET);
-                    this._terminal.setgCharset(1, Charsets_1.DEFAULT_CHARSET);
-                    this._terminal.setgCharset(2, Charsets_1.DEFAULT_CHARSET);
-                    this._terminal.setgCharset(3, Charsets_1.DEFAULT_CHARSET);
-                    break;
-                case 3:
-                    this._terminal.savedCols = this._terminal.cols;
-                    this._terminal.resize(132, this._terminal.rows);
-                    break;
-                case 6:
-                    this._terminal.originMode = true;
-                    break;
-                case 7:
-                    this._terminal.wraparoundMode = true;
-                    break;
-                case 12:
-                    break;
-                case 66:
-                    this._terminal.log('Serial port requested application keypad.');
-                    this._terminal.applicationKeypad = true;
-                    this._terminal.viewport.syncScrollArea();
-                    break;
-                case 9:
-                case 1000:
-                case 1002:
-                case 1003:
-                    this._terminal.x10Mouse = params[0] === 9;
-                    this._terminal.vt200Mouse = params[0] === 1000;
-                    this._terminal.normalMouse = params[0] > 1000;
-                    this._terminal.mouseEvents = true;
-                    this._terminal.element.classList.add('enable-mouse-events');
-                    this._terminal.selectionManager.disable();
-                    this._terminal.log('Binding to mouse events.');
-                    break;
-                case 1004:
-                    this._terminal.sendFocus = true;
-                    break;
-                case 1005:
-                    this._terminal.utfMouse = true;
-                    break;
-                case 1006:
-                    this._terminal.sgrMouse = true;
-                    break;
-                case 1015:
-                    this._terminal.urxvtMouse = true;
-                    break;
-                case 25:
-                    this._terminal.cursorHidden = false;
-                    break;
-                case 1049:
-                case 47:
-                case 1047:
-                    this._terminal.buffers.activateAltBuffer();
-                    this._terminal.viewport.syncScrollArea();
-                    this._terminal.showCursor();
-                    break;
-                case 2004:
-                    this._terminal.bracketedPasteMode = true;
-                    break;
-            }
-        }
-    };
-    InputHandler.prototype.resetMode = function (params, collect) {
-        if (params.length > 1) {
-            for (var i = 0; i < params.length; i++) {
-                this.resetMode([params[i]]);
-            }
-            return;
-        }
-        if (!collect) {
-            switch (params[0]) {
-                case 4:
-                    this._terminal.insertMode = false;
-                    break;
-                case 20:
-                    break;
-            }
-        }
-        else if (collect === '?') {
-            switch (params[0]) {
-                case 1:
-                    this._terminal.applicationCursor = false;
-                    break;
-                case 3:
-                    if (this._terminal.cols === 132 && this._terminal.savedCols) {
-                        this._terminal.resize(this._terminal.savedCols, this._terminal.rows);
-                    }
-                    delete this._terminal.savedCols;
-                    break;
-                case 6:
-                    this._terminal.originMode = false;
-                    break;
-                case 7:
-                    this._terminal.wraparoundMode = false;
-                    break;
-                case 12:
-                    break;
-                case 66:
-                    this._terminal.log('Switching back to normal keypad.');
-                    this._terminal.applicationKeypad = false;
-                    this._terminal.viewport.syncScrollArea();
-                    break;
-                case 9:
-                case 1000:
-                case 1002:
-                case 1003:
-                    this._terminal.x10Mouse = false;
-                    this._terminal.vt200Mouse = false;
-                    this._terminal.normalMouse = false;
-                    this._terminal.mouseEvents = false;
-                    this._terminal.element.classList.remove('enable-mouse-events');
-                    this._terminal.selectionManager.enable();
-                    break;
-                case 1004:
-                    this._terminal.sendFocus = false;
-                    break;
-                case 1005:
-                    this._terminal.utfMouse = false;
-                    break;
-                case 1006:
-                    this._terminal.sgrMouse = false;
-                    break;
-                case 1015:
-                    this._terminal.urxvtMouse = false;
-                    break;
-                case 25:
-                    this._terminal.cursorHidden = true;
-                    break;
-                case 1049:
-                case 47:
-                case 1047:
-                    this._terminal.buffers.activateNormalBuffer();
-                    this._terminal.refresh(0, this._terminal.rows - 1);
-                    this._terminal.viewport.syncScrollArea();
-                    this._terminal.showCursor();
-                    break;
-                case 2004:
-                    this._terminal.bracketedPasteMode = false;
-                    break;
-            }
-        }
-    };
-    InputHandler.prototype.charAttributes = function (params) {
-        if (params.length === 1 && params[0] === 0) {
-            this._terminal.curAttr = Buffer_1.DEFAULT_ATTR;
-            return;
-        }
-        var l = params.length;
-        var flags = this._terminal.curAttr >> 18;
-        var fg = (this._terminal.curAttr >> 9) & 0x1ff;
-        var bg = this._terminal.curAttr & 0x1ff;
-        var p;
-        for (var i = 0; i < l; i++) {
-            p = params[i];
-            if (p >= 30 && p <= 37) {
-                fg = p - 30;
-            }
-            else if (p >= 40 && p <= 47) {
-                bg = p - 40;
-            }
-            else if (p >= 90 && p <= 97) {
-                p += 8;
-                fg = p - 90;
-            }
-            else if (p >= 100 && p <= 107) {
-                p += 8;
-                bg = p - 100;
-            }
-            else if (p === 0) {
-                flags = Buffer_1.DEFAULT_ATTR >> 18;
-                fg = (Buffer_1.DEFAULT_ATTR >> 9) & 0x1ff;
-                bg = Buffer_1.DEFAULT_ATTR & 0x1ff;
-            }
-            else if (p === 1) {
-                flags |= 1;
-            }
-            else if (p === 3) {
-                flags |= 64;
-            }
-            else if (p === 4) {
-                flags |= 2;
-            }
-            else if (p === 5) {
-                flags |= 4;
-            }
-            else if (p === 7) {
-                flags |= 8;
-            }
-            else if (p === 8) {
-                flags |= 16;
-            }
-            else if (p === 2) {
-                flags |= 32;
-            }
-            else if (p === 22) {
-                flags &= ~1;
-                flags &= ~32;
-            }
-            else if (p === 24) {
-                flags &= ~2;
-            }
-            else if (p === 25) {
-                flags &= ~4;
-            }
-            else if (p === 27) {
-                flags &= ~8;
-            }
-            else if (p === 28) {
-                flags &= ~16;
-            }
-            else if (p === 39) {
-                fg = (Buffer_1.DEFAULT_ATTR >> 9) & 0x1ff;
-            }
-            else if (p === 49) {
-                bg = Buffer_1.DEFAULT_ATTR & 0x1ff;
-            }
-            else if (p === 38) {
-                if (params[i + 1] === 2) {
-                    i += 2;
-                    fg = this._terminal.matchColor(params[i] & 0xff, params[i + 1] & 0xff, params[i + 2] & 0xff);
-                    if (fg === -1)
-                        fg = 0x1ff;
-                    i += 2;
-                }
-                else if (params[i + 1] === 5) {
-                    i += 2;
-                    p = params[i] & 0xff;
-                    fg = p;
-                }
-            }
-            else if (p === 48) {
-                if (params[i + 1] === 2) {
-                    i += 2;
-                    bg = this._terminal.matchColor(params[i] & 0xff, params[i + 1] & 0xff, params[i + 2] & 0xff);
-                    if (bg === -1)
-                        bg = 0x1ff;
-                    i += 2;
-                }
-                else if (params[i + 1] === 5) {
-                    i += 2;
-                    p = params[i] & 0xff;
-                    bg = p;
-                }
-            }
-            else if (p === 100) {
-                fg = (Buffer_1.DEFAULT_ATTR >> 9) & 0x1ff;
-                bg = Buffer_1.DEFAULT_ATTR & 0x1ff;
-            }
-            else {
-                this._terminal.error('Unknown SGR attribute: %d.', p);
-            }
-        }
-        this._terminal.curAttr = (flags << 18) | (fg << 9) | bg;
-    };
-    InputHandler.prototype.deviceStatus = function (params, collect) {
-        if (!collect) {
-            switch (params[0]) {
-                case 5:
-                    this._terminal.emit('data', EscapeSequences_1.C0.ESC + "[0n");
-                    break;
-                case 6:
-                    var y = this._terminal.buffer.y + 1;
-                    var x = this._terminal.buffer.x + 1;
-                    this._terminal.emit('data', EscapeSequences_1.C0.ESC + "[" + y + ";" + x + "R");
-                    break;
-            }
-        }
-        else if (collect === '?') {
-            switch (params[0]) {
-                case 6:
-                    var y = this._terminal.buffer.y + 1;
-                    var x = this._terminal.buffer.x + 1;
-                    this._terminal.emit('data', EscapeSequences_1.C0.ESC + "[?" + y + ";" + x + "R");
-                    break;
-                case 15:
-                    break;
-                case 25:
-                    break;
-                case 26:
-                    break;
-                case 53:
-                    break;
-            }
-        }
-    };
-    InputHandler.prototype.softReset = function (params, collect) {
-        if (collect === '!') {
-            this._terminal.cursorHidden = false;
-            this._terminal.insertMode = false;
-            this._terminal.originMode = false;
-            this._terminal.wraparoundMode = true;
-            this._terminal.applicationKeypad = false;
-            this._terminal.viewport.syncScrollArea();
-            this._terminal.applicationCursor = false;
-            this._terminal.buffer.scrollTop = 0;
-            this._terminal.buffer.scrollBottom = this._terminal.rows - 1;
-            this._terminal.curAttr = Buffer_1.DEFAULT_ATTR;
-            this._terminal.buffer.x = this._terminal.buffer.y = 0;
-            this._terminal.charset = null;
-            this._terminal.glevel = 0;
-            this._terminal.charsets = [null];
-        }
-    };
-    InputHandler.prototype.setCursorStyle = function (params, collect) {
-        if (collect === ' ') {
-            var param = params[0] < 1 ? 1 : params[0];
-            switch (param) {
-                case 1:
-                case 2:
-                    this._terminal.setOption('cursorStyle', 'block');
-                    break;
-                case 3:
-                case 4:
-                    this._terminal.setOption('cursorStyle', 'underline');
-                    break;
-                case 5:
-                case 6:
-                    this._terminal.setOption('cursorStyle', 'bar');
-                    break;
-            }
-            var isBlinking = param % 2 === 1;
-            this._terminal.setOption('cursorBlink', isBlinking);
-        }
-    };
-    InputHandler.prototype.setScrollRegion = function (params, collect) {
-        if (collect)
-            return;
-        this._terminal.buffer.scrollTop = (params[0] || 1) - 1;
-        this._terminal.buffer.scrollBottom = (params[1] && params[1] <= this._terminal.rows ? params[1] : this._terminal.rows) - 1;
-        this._terminal.buffer.x = 0;
-        this._terminal.buffer.y = 0;
-    };
-    InputHandler.prototype.saveCursor = function (params) {
-        this._terminal.buffer.savedX = this._terminal.buffer.x;
-        this._terminal.buffer.savedY = this._terminal.buffer.y;
-        this._terminal.savedCurAttr = this._terminal.curAttr;
-    };
-    InputHandler.prototype.restoreCursor = function (params) {
-        this._terminal.buffer.x = this._terminal.buffer.savedX || 0;
-        this._terminal.buffer.y = this._terminal.buffer.savedY || 0;
-        this._terminal.curAttr = this._terminal.savedCurAttr || Buffer_1.DEFAULT_ATTR;
-    };
-    InputHandler.prototype.setTitle = function (data) {
-        this._terminal.handleTitle(data);
-    };
-    InputHandler.prototype.nextLine = function () {
-        this._terminal.buffer.x = 0;
-        this.index();
-    };
-    InputHandler.prototype.keypadApplicationMode = function () {
-        this._terminal.log('Serial port requested application keypad.');
-        this._terminal.applicationKeypad = true;
-        if (this._terminal.viewport) {
-            this._terminal.viewport.syncScrollArea();
-        }
-    };
-    InputHandler.prototype.keypadNumericMode = function () {
-        this._terminal.log('Switching back to normal keypad.');
-        this._terminal.applicationKeypad = false;
-        if (this._terminal.viewport) {
-            this._terminal.viewport.syncScrollArea();
-        }
-    };
-    InputHandler.prototype.selectDefaultCharset = function () {
-        this._terminal.setgLevel(0);
-        this._terminal.setgCharset(0, Charsets_1.DEFAULT_CHARSET);
-    };
-    InputHandler.prototype.selectCharset = function (collectAndFlag) {
-        if (collectAndFlag.length !== 2)
-            return this.selectDefaultCharset();
-        if (collectAndFlag[0] === '/')
-            return;
-        this._terminal.setgCharset(GLEVEL[collectAndFlag[0]], Charsets_1.CHARSETS[collectAndFlag[1]] || Charsets_1.DEFAULT_CHARSET);
-    };
-    InputHandler.prototype.index = function () {
-        this._terminal.index();
-    };
-    InputHandler.prototype.tabSet = function () {
-        this._terminal.tabSet();
-    };
-    InputHandler.prototype.reverseIndex = function () {
-        this._terminal.reverseIndex();
-    };
-    InputHandler.prototype.reset = function () {
-        this._parser.reset();
-        this._terminal.reset();
-    };
-    InputHandler.prototype.setgLevel = function (level) {
-        this._terminal.setgLevel(level);
-    };
-    return InputHandler;
-}(Lifecycle_1.Disposable));
-exports.InputHandler = InputHandler;
-
-},{"./Buffer":2,"./CharWidth":4,"./EscapeSequenceParser":6,"./common/Lifecycle":17,"./common/data/EscapeSequences":18,"./core/data/Charsets":19}],9:[function(require,module,exports){
-"use strict";
-var __extends = (this && this.__extends) || (function () {
-    var extendStatics = Object.setPrototypeOf ||
-        ({ __proto__: [] } instanceof Array && function (d, b) { d.__proto__ = b; }) ||
-        function (d, b) { for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p]; };
-    return function (d, b) {
-        extendStatics(d, b);
-        function __() { this.constructor = d; }
-        d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
-    };
-})();
-Object.defineProperty(exports, "__esModule", { value: true });
-var MouseZoneManager_1 = require("./ui/MouseZoneManager");
-var EventEmitter_1 = require("./EventEmitter");
-var Linkifier = (function (_super) {
-    __extends(Linkifier, _super);
-    function Linkifier(_terminal) {
-        var _this = _super.call(this) || this;
-        _this._terminal = _terminal;
-        _this._linkMatchers = [];
-        _this._nextLinkMatcherId = 0;
-        _this._rowsToLinkify = {
-            start: null,
-            end: null
-        };
-        return _this;
-    }
-    Linkifier.prototype.attachToDom = function (mouseZoneManager) {
-        this._mouseZoneManager = mouseZoneManager;
-    };
-    Linkifier.prototype.linkifyRows = function (start, end) {
-        var _this = this;
-        if (!this._mouseZoneManager) {
-            return;
-        }
-        if (this._rowsToLinkify.start === null) {
-            this._rowsToLinkify.start = start;
-            this._rowsToLinkify.end = end;
-        }
-        else {
-            this._rowsToLinkify.start = Math.min(this._rowsToLinkify.start, start);
-            this._rowsToLinkify.end = Math.max(this._rowsToLinkify.end, end);
-        }
-        this._mouseZoneManager.clearAll(start, end);
-        if (this._rowsTimeoutId) {
-            clearTimeout(this._rowsTimeoutId);
-        }
-        this._rowsTimeoutId = setTimeout(function () { return _this._linkifyRows(); }, Linkifier.TIME_BEFORE_LINKIFY);
-    };
-    Linkifier.prototype._linkifyRows = function () {
-        this._rowsTimeoutId = null;
-        for (var i = this._rowsToLinkify.start; i <= this._rowsToLinkify.end; i++) {
-            this._linkifyRow(i);
-        }
-        this._rowsToLinkify.start = null;
-        this._rowsToLinkify.end = null;
-    };
-    Linkifier.prototype.registerLinkMatcher = function (regex, handler, options) {
-        if (options === void 0) { options = {}; }
-        if (!handler) {
-            throw new Error('handler must be defined');
-        }
-        var matcher = {
-            id: this._nextLinkMatcherId++,
-            regex: regex,
-            handler: handler,
-            matchIndex: options.matchIndex,
-            validationCallback: options.validationCallback,
-            hoverTooltipCallback: options.tooltipCallback,
-            hoverLeaveCallback: options.leaveCallback,
-            willLinkActivate: options.willLinkActivate,
-            priority: options.priority || 0
-        };
-        this._addLinkMatcherToList(matcher);
-        return matcher.id;
-    };
-    Linkifier.prototype._addLinkMatcherToList = function (matcher) {
-        if (this._linkMatchers.length === 0) {
-            this._linkMatchers.push(matcher);
-            return;
-        }
-        for (var i = this._linkMatchers.length - 1; i >= 0; i--) {
-            if (matcher.priority <= this._linkMatchers[i].priority) {
-                this._linkMatchers.splice(i + 1, 0, matcher);
-                return;
-            }
-        }
-        this._linkMatchers.splice(0, 0, matcher);
-    };
-    Linkifier.prototype.deregisterLinkMatcher = function (matcherId) {
-        for (var i = 0; i < this._linkMatchers.length; i++) {
-            if (this._linkMatchers[i].id === matcherId) {
-                this._linkMatchers.splice(i, 1);
-                return true;
-            }
-        }
-        return false;
-    };
-    Linkifier.prototype._linkifyRow = function (rowIndex) {
-        var absoluteRowIndex = this._terminal.buffer.ydisp + rowIndex;
-        if (absoluteRowIndex >= this._terminal.buffer.lines.length) {
-            return;
-        }
-        if (this._terminal.buffer.lines.get(absoluteRowIndex).isWrapped) {
-            if (rowIndex !== 0) {
-                return;
-            }
-            var line = void 0;
-            do {
-                rowIndex--;
-                absoluteRowIndex--;
-                line = this._terminal.buffer.lines.get(absoluteRowIndex);
-                if (!line) {
-                    break;
-                }
-            } while (line.isWrapped);
-        }
-        var text = this._terminal.buffer.translateBufferLineToString(absoluteRowIndex, false);
-        var currentIndex = absoluteRowIndex + 1;
-        while (currentIndex < this._terminal.buffer.lines.length &&
-            this._terminal.buffer.lines.get(currentIndex).isWrapped) {
-            text += this._terminal.buffer.translateBufferLineToString(currentIndex++, false);
-        }
-        for (var i = 0; i < this._linkMatchers.length; i++) {
-            this._doLinkifyRow(rowIndex, text, this._linkMatchers[i]);
-        }
-    };
-    Linkifier.prototype._doLinkifyRow = function (rowIndex, text, matcher, offset) {
-        var _this = this;
-        if (offset === void 0) { offset = 0; }
-        var match = text.match(matcher.regex);
-        if (!match || match.length === 0) {
-            return;
-        }
-        var uri = match[typeof matcher.matchIndex !== 'number' ? 0 : matcher.matchIndex];
-        var index = text.indexOf(uri);
-        if (matcher.validationCallback) {
-            matcher.validationCallback(uri, function (isValid) {
-                if (_this._rowsTimeoutId) {
-                    return;
-                }
-                if (isValid) {
-                    _this._addLink(offset + index, rowIndex, uri, matcher);
-                }
-            });
-        }
-        else {
-            this._addLink(offset + index, rowIndex, uri, matcher);
-        }
-        var remainingStartIndex = index + uri.length;
-        var remainingText = text.substr(remainingStartIndex);
-        if (remainingText.length > 0) {
-            this._doLinkifyRow(rowIndex, remainingText, matcher, offset + remainingStartIndex);
-        }
-    };
-    Linkifier.prototype._addLink = function (x, y, uri, matcher) {
-        var _this = this;
-        var x1 = x % this._terminal.cols;
-        var y1 = y + Math.floor(x / this._terminal.cols);
-        var x2 = (x1 + uri.length) % this._terminal.cols;
-        var y2 = y1 + Math.floor((x1 + uri.length) / this._terminal.cols);
-        if (x2 === 0) {
-            x2 = this._terminal.cols;
-            y2--;
-        }
-        this._mouseZoneManager.add(new MouseZoneManager_1.MouseZone(x1 + 1, y1 + 1, x2 + 1, y2 + 1, function (e) {
-            if (matcher.handler) {
-                return matcher.handler(e, uri);
-            }
-            window.open(uri, '_blank');
-        }, function (e) {
-            _this.emit("linkhover", _this._createLinkHoverEvent(x1, y1, x2, y2));
-            _this._terminal.element.classList.add('xterm-cursor-pointer');
-        }, function (e) {
-            _this.emit("linktooltip", _this._createLinkHoverEvent(x1, y1, x2, y2));
-            if (matcher.hoverTooltipCallback) {
-                matcher.hoverTooltipCallback(e, uri);
-            }
-        }, function () {
-            _this.emit("linkleave", _this._createLinkHoverEvent(x1, y1, x2, y2));
-            _this._terminal.element.classList.remove('xterm-cursor-pointer');
-            if (matcher.hoverLeaveCallback) {
-                matcher.hoverLeaveCallback();
-            }
-        }, function (e) {
-            if (matcher.willLinkActivate) {
-                return matcher.willLinkActivate(e, uri);
-            }
-            return true;
-        }));
-    };
-    Linkifier.prototype._createLinkHoverEvent = function (x1, y1, x2, y2) {
-        return { x1: x1, y1: y1, x2: x2, y2: y2, cols: this._terminal.cols };
-    };
-    Linkifier.TIME_BEFORE_LINKIFY = 200;
-    return Linkifier;
-}(EventEmitter_1.EventEmitter));
-exports.Linkifier = Linkifier;
-
-},{"./EventEmitter":7,"./ui/MouseZoneManager":48}],10:[function(require,module,exports){
-"use strict";
-var __extends = (this && this.__extends) || (function () {
-    var extendStatics = Object.setPrototypeOf ||
-        ({ __proto__: [] } instanceof Array && function (d, b) { d.__proto__ = b; }) ||
-        function (d, b) { for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p]; };
-    return function (d, b) {
-        extendStatics(d, b);
-        function __() { this.constructor = d; }
-        d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
-    };
-})();
-Object.defineProperty(exports, "__esModule", { value: true });
-var MouseHelper_1 = require("./utils/MouseHelper");
-var Browser = require("./shared/utils/Browser");
-var EventEmitter_1 = require("./EventEmitter");
-var SelectionModel_1 = require("./SelectionModel");
-var Buffer_1 = require("./Buffer");
-var AltClickHandler_1 = require("./handlers/AltClickHandler");
-var DRAG_SCROLL_MAX_THRESHOLD = 50;
-var DRAG_SCROLL_MAX_SPEED = 15;
-var DRAG_SCROLL_INTERVAL = 50;
-var ALT_CLICK_MOVE_CURSOR_TIME = 500;
-var WORD_SEPARATORS = ' ()[]{}\'"';
-var NON_BREAKING_SPACE_CHAR = String.fromCharCode(160);
-var ALL_NON_BREAKING_SPACE_REGEX = new RegExp(NON_BREAKING_SPACE_CHAR, 'g');
-var SelectionManager = (function (_super) {
-    __extends(SelectionManager, _super);
-    function SelectionManager(_terminal, _charMeasure) {
-        var _this = _super.call(this) || this;
-        _this._terminal = _terminal;
-        _this._charMeasure = _charMeasure;
-        _this._enabled = true;
-        _this._initListeners();
-        _this.enable();
-        _this._model = new SelectionModel_1.SelectionModel(_terminal);
-        _this._activeSelectionMode = 0;
-        return _this;
-    }
-    SelectionManager.prototype.dispose = function () {
-        _super.prototype.dispose.call(this);
-        this._removeMouseDownListeners();
-    };
-    Object.defineProperty(SelectionManager.prototype, "_buffer", {
-        get: function () {
-            return this._terminal.buffers.active;
-        },
-        enumerable: true,
-        configurable: true
-    });
-    SelectionManager.prototype._initListeners = function () {
-        var _this = this;
-        this._mouseMoveListener = function (event) { return _this._onMouseMove(event); };
-        this._mouseUpListener = function (event) { return _this._onMouseUp(event); };
-        this._trimListener = function (amount) { return _this._onTrim(amount); };
-        this.initBuffersListeners();
-    };
-    SelectionManager.prototype.initBuffersListeners = function () {
-        var _this = this;
-        this._terminal.buffer.lines.on('trim', this._trimListener);
-        this._terminal.buffers.on('activate', function (e) { return _this._onBufferActivate(e); });
-    };
-    SelectionManager.prototype.disable = function () {
-        this.clearSelection();
-        this._enabled = false;
-    };
-    SelectionManager.prototype.enable = function () {
-        this._enabled = true;
-    };
-    Object.defineProperty(SelectionManager.prototype, "selectionStart", {
-        get: function () { return this._model.finalSelectionStart; },
-        enumerable: true,
-        configurable: true
-    });
-    Object.defineProperty(SelectionManager.prototype, "selectionEnd", {
-        get: function () { return this._model.finalSelectionEnd; },
-        enumerable: true,
-        configurable: true
-    });
-    Object.defineProperty(SelectionManager.prototype, "hasSelection", {
-        get: function () {
-            var start = this._model.finalSelectionStart;
-            var end = this._model.finalSelectionEnd;
-            if (!start || !end) {
-                return false;
-            }
-            return start[0] !== end[0] || start[1] !== end[1];
-        },
-        enumerable: true,
-        configurable: true
-    });
-    Object.defineProperty(SelectionManager.prototype, "selectionText", {
-        get: function () {
-            var start = this._model.finalSelectionStart;
-            var end = this._model.finalSelectionEnd;
-            if (!start || !end) {
-                return '';
-            }
-            var result = [];
-            if (this._activeSelectionMode === 3) {
-                if (start[0] === end[0]) {
-                    return '';
-                }
-                for (var i = start[1]; i <= end[1]; i++) {
-                    var lineText = this._buffer.translateBufferLineToString(i, true, start[0], end[0]);
-                    result.push(lineText);
-                }
-            }
-            else {
-                var startRowEndCol = start[1] === end[1] ? end[0] : null;
-                result.push(this._buffer.translateBufferLineToString(start[1], true, start[0], startRowEndCol));
-                for (var i = start[1] + 1; i <= end[1] - 1; i++) {
-                    var bufferLine = this._buffer.lines.get(i);
-                    var lineText = this._buffer.translateBufferLineToString(i, true);
-                    if (bufferLine.isWrapped) {
-                        result[result.length - 1] += lineText;
-                    }
-                    else {
-                        result.push(lineText);
-                    }
-                }
-                if (start[1] !== end[1]) {
-                    var bufferLine = this._buffer.lines.get(end[1]);
-                    var lineText = this._buffer.translateBufferLineToString(end[1], true, 0, end[0]);
-                    if (bufferLine.isWrapped) {
-                        result[result.length - 1] += lineText;
-                    }
-                    else {
-                        result.push(lineText);
-                    }
-                }
-            }
-            var formattedResult = result.map(function (line) {
-                return line.replace(ALL_NON_BREAKING_SPACE_REGEX, ' ');
-            }).join(Browser.isMSWindows ? '\r\n' : '\n');
-            return formattedResult;
-        },
-        enumerable: true,
-        configurable: true
-    });
-    SelectionManager.prototype.clearSelection = function () {
-        this._model.clearSelection();
-        this._removeMouseDownListeners();
-        this.refresh();
-    };
-    SelectionManager.prototype.refresh = function (isNewSelection) {
-        var _this = this;
-        if (!this._refreshAnimationFrame) {
-            this._refreshAnimationFrame = window.requestAnimationFrame(function () { return _this._refresh(); });
-        }
-        if (Browser.isLinux && isNewSelection) {
-            var selectionText = this.selectionText;
-            if (selectionText.length) {
-                this.emit('newselection', this.selectionText);
-            }
-        }
-    };
-    SelectionManager.prototype._refresh = function () {
-        this._refreshAnimationFrame = null;
-        this.emit('refresh', {
-            start: this._model.finalSelectionStart,
-            end: this._model.finalSelectionEnd,
-            columnSelectMode: this._activeSelectionMode === 3
-        });
-    };
-    SelectionManager.prototype.isClickInSelection = function (event) {
-        var coords = this._getMouseBufferCoords(event);
-        var start = this._model.finalSelectionStart;
-        var end = this._model.finalSelectionEnd;
-        if (!start || !end) {
-            return false;
-        }
-        return (coords[1] > start[1] && coords[1] < end[1]) ||
-            (start[1] === end[1] && coords[1] === start[1] && coords[0] > start[0] && coords[0] < end[0]) ||
-            (start[1] < end[1] && coords[1] === end[1] && coords[0] < end[0]);
-    };
-    SelectionManager.prototype.selectWordAtCursor = function (event) {
-        var coords = this._getMouseBufferCoords(event);
-        if (coords) {
-            this._selectWordAt(coords, false);
-            this._model.selectionEnd = null;
-            this.refresh(true);
-        }
-    };
-    SelectionManager.prototype.selectAll = function () {
-        this._model.isSelectAllActive = true;
-        this.refresh();
-        this._terminal.emit('selection');
-    };
-    SelectionManager.prototype.selectLines = function (start, end) {
-        this._model.clearSelection();
-        start = Math.max(start, 0);
-        end = Math.min(end, this._terminal.buffer.lines.length - 1);
-        this._model.selectionStart = [0, start];
-        this._model.selectionEnd = [this._terminal.cols, end];
-        this.refresh();
-        this._terminal.emit('selection');
-    };
-    SelectionManager.prototype._onTrim = function (amount) {
-        var needsRefresh = this._model.onTrim(amount);
-        if (needsRefresh) {
-            this.refresh();
-        }
-    };
-    SelectionManager.prototype._getMouseBufferCoords = function (event) {
-        var coords = this._terminal.mouseHelper.getCoords(event, this._terminal.screenElement, this._charMeasure, this._terminal.options.lineHeight, this._terminal.cols, this._terminal.rows, true);
-        if (!coords) {
-            return null;
-        }
-        coords[0]--;
-        coords[1]--;
-        coords[1] += this._terminal.buffer.ydisp;
-        return coords;
-    };
-    SelectionManager.prototype._getMouseEventScrollAmount = function (event) {
-        var offset = MouseHelper_1.MouseHelper.getCoordsRelativeToElement(event, this._terminal.screenElement)[1];
-        var terminalHeight = this._terminal.rows * Math.ceil(this._charMeasure.height * this._terminal.options.lineHeight);
-        if (offset >= 0 && offset <= terminalHeight) {
-            return 0;
-        }
-        if (offset > terminalHeight) {
-            offset -= terminalHeight;
-        }
-        offset = Math.min(Math.max(offset, -DRAG_SCROLL_MAX_THRESHOLD), DRAG_SCROLL_MAX_THRESHOLD);
-        offset /= DRAG_SCROLL_MAX_THRESHOLD;
-        return (offset / Math.abs(offset)) + Math.round(offset * (DRAG_SCROLL_MAX_SPEED - 1));
-    };
-    SelectionManager.prototype.shouldForceSelection = function (event) {
-        if (Browser.isMac) {
-            return event.altKey && this._terminal.options.macOptionClickForcesSelection;
-        }
-        return event.shiftKey;
-    };
-    SelectionManager.prototype.onMouseDown = function (event) {
-        this._mouseDownTimeStamp = event.timeStamp;
-        if (event.button === 2 && this.hasSelection) {
-            return;
-        }
-        if (event.button !== 0) {
-            return;
-        }
-        if (!this._enabled) {
-            if (!this.shouldForceSelection(event)) {
-                return;
-            }
-            event.stopPropagation();
-        }
-        event.preventDefault();
-        this._dragScrollAmount = 0;
-        if (this._enabled && event.shiftKey) {
-            this._onIncrementalClick(event);
-        }
-        else {
-            if (event.detail === 1) {
-                this._onSingleClick(event);
-            }
-            else if (event.detail === 2) {
-                this._onDoubleClick(event);
-            }
-            else if (event.detail === 3) {
-                this._onTripleClick(event);
-            }
-        }
-        this._addMouseDownListeners();
-        this.refresh(true);
-    };
-    SelectionManager.prototype._addMouseDownListeners = function () {
-        var _this = this;
-        this._terminal.element.ownerDocument.addEventListener('mousemove', this._mouseMoveListener);
-        this._terminal.element.ownerDocument.addEventListener('mouseup', this._mouseUpListener);
-        this._dragScrollIntervalTimer = setInterval(function () { return _this._dragScroll(); }, DRAG_SCROLL_INTERVAL);
-    };
-    SelectionManager.prototype._removeMouseDownListeners = function () {
-        if (this._terminal.element.ownerDocument) {
-            this._terminal.element.ownerDocument.removeEventListener('mousemove', this._mouseMoveListener);
-            this._terminal.element.ownerDocument.removeEventListener('mouseup', this._mouseUpListener);
-        }
-        clearInterval(this._dragScrollIntervalTimer);
-        this._dragScrollIntervalTimer = null;
-    };
-    SelectionManager.prototype._onIncrementalClick = function (event) {
-        if (this._model.selectionStart) {
-            this._model.selectionEnd = this._getMouseBufferCoords(event);
-        }
-    };
-    SelectionManager.prototype._onSingleClick = function (event) {
-        this._model.selectionStartLength = 0;
-        this._model.isSelectAllActive = false;
-        this._activeSelectionMode = this.shouldColumnSelect(event) ? 3 : 0;
-        this._model.selectionStart = this._getMouseBufferCoords(event);
-        if (!this._model.selectionStart) {
-            return;
-        }
-        this._model.selectionEnd = null;
-        var line = this._buffer.lines.get(this._model.selectionStart[1]);
-        if (!line) {
-            return;
-        }
-        if (line.length >= this._model.selectionStart[0]) {
-            return;
-        }
-        var char = line[this._model.selectionStart[0]];
-        if (char[Buffer_1.CHAR_DATA_WIDTH_INDEX] === 0) {
-            this._model.selectionStart[0]++;
-        }
-    };
-    SelectionManager.prototype._onDoubleClick = function (event) {
-        var coords = this._getMouseBufferCoords(event);
-        if (coords) {
-            this._activeSelectionMode = 1;
-            this._selectWordAt(coords, true);
-        }
-    };
-    SelectionManager.prototype._onTripleClick = function (event) {
-        var coords = this._getMouseBufferCoords(event);
-        if (coords) {
-            this._activeSelectionMode = 2;
-            this._selectLineAt(coords[1]);
-        }
-    };
-    SelectionManager.prototype.shouldColumnSelect = function (event) {
-        return event.altKey && !(Browser.isMac && this._terminal.options.macOptionClickForcesSelection);
-    };
-    SelectionManager.prototype._onMouseMove = function (event) {
-        event.stopImmediatePropagation();
-        var previousSelectionEnd = this._model.selectionEnd ? [this._model.selectionEnd[0], this._model.selectionEnd[1]] : null;
-        this._model.selectionEnd = this._getMouseBufferCoords(event);
-        if (!this._model.selectionEnd) {
-            this.refresh(true);
-            return;
-        }
-        if (this._activeSelectionMode === 2) {
-            if (this._model.selectionEnd[1] < this._model.selectionStart[1]) {
-                this._model.selectionEnd[0] = 0;
-            }
-            else {
-                this._model.selectionEnd[0] = this._terminal.cols;
-            }
-        }
-        else if (this._activeSelectionMode === 1) {
-            this._selectToWordAt(this._model.selectionEnd);
-        }
-        this._dragScrollAmount = this._getMouseEventScrollAmount(event);
-        if (this._activeSelectionMode !== 3) {
-            if (this._dragScrollAmount > 0) {
-                this._model.selectionEnd[0] = this._terminal.cols;
-            }
-            else if (this._dragScrollAmount < 0) {
-                this._model.selectionEnd[0] = 0;
-            }
-        }
-        if (this._model.selectionEnd[1] < this._buffer.lines.length) {
-            var char = this._buffer.lines.get(this._model.selectionEnd[1])[this._model.selectionEnd[0]];
-            if (char && char[Buffer_1.CHAR_DATA_WIDTH_INDEX] === 0) {
-                this._model.selectionEnd[0]++;
-            }
-        }
-        if (!previousSelectionEnd ||
-            previousSelectionEnd[0] !== this._model.selectionEnd[0] ||
-            previousSelectionEnd[1] !== this._model.selectionEnd[1]) {
-            this.refresh(true);
-        }
-    };
-    SelectionManager.prototype._dragScroll = function () {
-        if (this._dragScrollAmount) {
-            this._terminal.scrollLines(this._dragScrollAmount, false);
-            if (this._dragScrollAmount > 0) {
-                if (this._activeSelectionMode !== 3) {
-                    this._model.selectionEnd[0] = this._terminal.cols;
-                }
-                this._model.selectionEnd[1] = Math.min(this._terminal.buffer.ydisp + this._terminal.rows, this._terminal.buffer.lines.length - 1);
-            }
-            else {
-                if (this._activeSelectionMode !== 3) {
-                    this._model.selectionEnd[0] = 0;
-                }
-                this._model.selectionEnd[1] = this._terminal.buffer.ydisp;
-            }
-            this.refresh();
-        }
-    };
-    SelectionManager.prototype._onMouseUp = function (event) {
-        var timeElapsed = event.timeStamp - this._mouseDownTimeStamp;
-        this._removeMouseDownListeners();
-        if (this.selectionText.length <= 1 && timeElapsed < ALT_CLICK_MOVE_CURSOR_TIME) {
-            (new AltClickHandler_1.AltClickHandler(event, this._terminal)).move();
-        }
-        else if (this.hasSelection) {
-            this._terminal.emit('selection');
-        }
-    };
-    SelectionManager.prototype._onBufferActivate = function (e) {
-        this.clearSelection();
-        e.inactiveBuffer.lines.off('trim', this._trimListener);
-        e.activeBuffer.lines.on('trim', this._trimListener);
-    };
-    SelectionManager.prototype._convertViewportColToCharacterIndex = function (bufferLine, coords) {
-        var charIndex = coords[0];
-        for (var i = 0; coords[0] >= i; i++) {
-            var char = bufferLine[i];
-            if (char[Buffer_1.CHAR_DATA_WIDTH_INDEX] === 0) {
-                charIndex--;
-            }
-            else if (char[Buffer_1.CHAR_DATA_CHAR_INDEX].length > 1 && coords[0] !== i) {
-                charIndex += char[Buffer_1.CHAR_DATA_CHAR_INDEX].length - 1;
-            }
-        }
-        return charIndex;
-    };
-    SelectionManager.prototype.setSelection = function (col, row, length) {
-        this._model.clearSelection();
-        this._removeMouseDownListeners();
-        this._model.selectionStart = [col, row];
-        this._model.selectionStartLength = length;
-        this.refresh();
-    };
-    SelectionManager.prototype._getWordAt = function (coords, allowWhitespaceOnlySelection, followWrappedLinesAbove, followWrappedLinesBelow) {
-        if (followWrappedLinesAbove === void 0) { followWrappedLinesAbove = true; }
-        if (followWrappedLinesBelow === void 0) { followWrappedLinesBelow = true; }
-        if (coords[0] >= this._terminal.cols) {
-            return null;
-        }
-        var bufferLine = this._buffer.lines.get(coords[1]);
-        if (!bufferLine) {
-            return null;
-        }
-        var line = this._buffer.translateBufferLineToString(coords[1], false);
-        var startIndex = this._convertViewportColToCharacterIndex(bufferLine, coords);
-        var endIndex = startIndex;
-        var charOffset = coords[0] - startIndex;
-        var leftWideCharCount = 0;
-        var rightWideCharCount = 0;
-        var leftLongCharOffset = 0;
-        var rightLongCharOffset = 0;
-        if (line.charAt(startIndex) === ' ') {
-            while (startIndex > 0 && line.charAt(startIndex - 1) === ' ') {
-                startIndex--;
-            }
-            while (endIndex < line.length && line.charAt(endIndex + 1) === ' ') {
-                endIndex++;
-            }
-        }
-        else {
-            var startCol = coords[0];
-            var endCol = coords[0];
-            if (bufferLine[startCol][Buffer_1.CHAR_DATA_WIDTH_INDEX] === 0) {
-                leftWideCharCount++;
-                startCol--;
-            }
-            if (bufferLine[endCol][Buffer_1.CHAR_DATA_WIDTH_INDEX] === 2) {
-                rightWideCharCount++;
-                endCol++;
-            }
-            if (bufferLine[endCol][Buffer_1.CHAR_DATA_CHAR_INDEX].length > 1) {
-                rightLongCharOffset += bufferLine[endCol][Buffer_1.CHAR_DATA_CHAR_INDEX].length - 1;
-                endIndex += bufferLine[endCol][Buffer_1.CHAR_DATA_CHAR_INDEX].length - 1;
-            }
-            while (startCol > 0 && startIndex > 0 && !this._isCharWordSeparator(bufferLine[startCol - 1])) {
-                var char = bufferLine[startCol - 1];
-                if (char[Buffer_1.CHAR_DATA_WIDTH_INDEX] === 0) {
-                    leftWideCharCount++;
-                    startCol--;
-                }
-                else if (char[Buffer_1.CHAR_DATA_CHAR_INDEX].length > 1) {
-                    leftLongCharOffset += char[Buffer_1.CHAR_DATA_CHAR_INDEX].length - 1;
-                    startIndex -= char[Buffer_1.CHAR_DATA_CHAR_INDEX].length - 1;
-                }
-                startIndex--;
-                startCol--;
-            }
-            while (endCol < bufferLine.length && endIndex + 1 < line.length && !this._isCharWordSeparator(bufferLine[endCol + 1])) {
-                var char = bufferLine[endCol + 1];
-                if (char[Buffer_1.CHAR_DATA_WIDTH_INDEX] === 2) {
-                    rightWideCharCount++;
-                    endCol++;
-                }
-                else if (char[Buffer_1.CHAR_DATA_CHAR_INDEX].length > 1) {
-                    rightLongCharOffset += char[Buffer_1.CHAR_DATA_CHAR_INDEX].length - 1;
-                    endIndex += char[Buffer_1.CHAR_DATA_CHAR_INDEX].length - 1;
-                }
-                endIndex++;
-                endCol++;
-            }
-        }
-        endIndex++;
-        var start = startIndex
-            + charOffset
-            - leftWideCharCount
-            + leftLongCharOffset;
-        var length = Math.min(this._terminal.cols, endIndex
-            - startIndex
-            + leftWideCharCount
-            + rightWideCharCount
-            - leftLongCharOffset
-            - rightLongCharOffset);
-        if (!allowWhitespaceOnlySelection && line.slice(startIndex, endIndex).trim() === '') {
-            return null;
-        }
-        if (followWrappedLinesAbove) {
-            if (start === 0 && bufferLine[0][Buffer_1.CHAR_DATA_CODE_INDEX] !== 32) {
-                var previousBufferLine = this._buffer.lines.get(coords[1] - 1);
-                if (previousBufferLine && bufferLine.isWrapped && previousBufferLine[this._terminal.cols - 1][Buffer_1.CHAR_DATA_CODE_INDEX] !== 32) {
-                    var previousLineWordPosition = this._getWordAt([this._terminal.cols - 1, coords[1] - 1], false, true, false);
-                    if (previousLineWordPosition) {
-                        var offset = this._terminal.cols - previousLineWordPosition.start;
-                        start -= offset;
-                        length += offset;
-                    }
-                }
-            }
-        }
-        if (followWrappedLinesBelow) {
-            if (start + length === this._terminal.cols && bufferLine[this._terminal.cols - 1][Buffer_1.CHAR_DATA_CODE_INDEX] !== 32) {
-                var nextBufferLine = this._buffer.lines.get(coords[1] + 1);
-                if (nextBufferLine && nextBufferLine.isWrapped && nextBufferLine[0][Buffer_1.CHAR_DATA_CODE_INDEX] !== 32) {
-                    var nextLineWordPosition = this._getWordAt([0, coords[1] + 1], false, false, true);
-                    if (nextLineWordPosition) {
-                        length += nextLineWordPosition.length;
-                    }
-                }
-            }
-        }
-        return { start: start, length: length };
-    };
-    SelectionManager.prototype._selectWordAt = function (coords, allowWhitespaceOnlySelection) {
-        var wordPosition = this._getWordAt(coords, allowWhitespaceOnlySelection);
-        if (wordPosition) {
-            while (wordPosition.start < 0) {
-                wordPosition.start += this._terminal.cols;
-                coords[1]--;
-            }
-            this._model.selectionStart = [wordPosition.start, coords[1]];
-            this._model.selectionStartLength = wordPosition.length;
-        }
-    };
-    SelectionManager.prototype._selectToWordAt = function (coords) {
-        var wordPosition = this._getWordAt(coords, true);
-        if (wordPosition) {
-            var endRow = coords[1];
-            while (wordPosition.start < 0) {
-                wordPosition.start += this._terminal.cols;
-                endRow--;
-            }
-            if (!this._model.areSelectionValuesReversed()) {
-                while (wordPosition.start + wordPosition.length > this._terminal.cols) {
-                    wordPosition.length -= this._terminal.cols;
-                    endRow++;
-                }
-            }
-            this._model.selectionEnd = [this._model.areSelectionValuesReversed() ? wordPosition.start : wordPosition.start + wordPosition.length, endRow];
-        }
-    };
-    SelectionManager.prototype._isCharWordSeparator = function (charData) {
-        if (charData[Buffer_1.CHAR_DATA_WIDTH_INDEX] === 0) {
-            return false;
-        }
-        return WORD_SEPARATORS.indexOf(charData[Buffer_1.CHAR_DATA_CHAR_INDEX]) >= 0;
-    };
-    SelectionManager.prototype._selectLineAt = function (line) {
-        var wrappedRange = this._buffer.getWrappedRangeForLine(line);
-        this._model.selectionStart = [0, wrappedRange.first];
-        this._model.selectionEnd = [this._terminal.cols, wrappedRange.last];
-        this._model.selectionStartLength = 0;
-    };
-    return SelectionManager;
-}(EventEmitter_1.EventEmitter));
-exports.SelectionManager = SelectionManager;
-
-},{"./Buffer":2,"./EventEmitter":7,"./SelectionModel":11,"./handlers/AltClickHandler":21,"./shared/utils/Browser":45,"./utils/MouseHelper":52}],11:[function(require,module,exports){
-"use strict";
-Object.defineProperty(exports, "__esModule", { value: true });
-var SelectionModel = (function () {
-    function SelectionModel(_terminal) {
-        this._terminal = _terminal;
-        this.clearSelection();
-    }
-    SelectionModel.prototype.clearSelection = function () {
-        this.selectionStart = null;
-        this.selectionEnd = null;
-        this.isSelectAllActive = false;
-        this.selectionStartLength = 0;
-    };
-    Object.defineProperty(SelectionModel.prototype, "finalSelectionStart", {
-        get: function () {
-            if (this.isSelectAllActive) {
-                return [0, 0];
-            }
-            if (!this.selectionEnd || !this.selectionStart) {
-                return this.selectionStart;
-            }
-            return this.areSelectionValuesReversed() ? this.selectionEnd : this.selectionStart;
-        },
-        enumerable: true,
-        configurable: true
-    });
-    Object.defineProperty(SelectionModel.prototype, "finalSelectionEnd", {
-        get: function () {
-            if (this.isSelectAllActive) {
-                return [this._terminal.cols, this._terminal.buffer.ybase + this._terminal.rows - 1];
-            }
-            if (!this.selectionStart) {
-                return null;
-            }
-            if (!this.selectionEnd || this.areSelectionValuesReversed()) {
-                var startPlusLength = this.selectionStart[0] + this.selectionStartLength;
-                if (startPlusLength > this._terminal.cols) {
-                    return [startPlusLength % this._terminal.cols, this.selectionStart[1] + Math.floor(startPlusLength / this._terminal.cols)];
-                }
-                return [startPlusLength, this.selectionStart[1]];
-            }
-            if (this.selectionStartLength) {
-                if (this.selectionEnd[1] === this.selectionStart[1]) {
-                    return [Math.max(this.selectionStart[0] + this.selectionStartLength, this.selectionEnd[0]), this.selectionEnd[1]];
-                }
-            }
-            return this.selectionEnd;
-        },
-        enumerable: true,
-        configurable: true
-    });
-    SelectionModel.prototype.areSelectionValuesReversed = function () {
-        var start = this.selectionStart;
-        var end = this.selectionEnd;
-        if (!start || !end) {
-            return false;
-        }
-        return start[1] > end[1] || (start[1] === end[1] && start[0] > end[0]);
-    };
-    SelectionModel.prototype.onTrim = function (amount) {
-        if (this.selectionStart) {
-            this.selectionStart[1] -= amount;
-        }
-        if (this.selectionEnd) {
-            this.selectionEnd[1] -= amount;
-        }
-        if (this.selectionEnd && this.selectionEnd[1] < 0) {
-            this.clearSelection();
-            return true;
-        }
-        if (this.selectionStart && this.selectionStart[1] < 0) {
-            this.selectionStart[1] = 0;
-        }
-        return false;
-    };
-    return SelectionModel;
-}());
-exports.SelectionModel = SelectionModel;
-
-},{}],12:[function(require,module,exports){
-"use strict";
-Object.defineProperty(exports, "__esModule", { value: true });
-exports.DEFAULT_BELL_SOUND = 'data:audio/wav;base64,UklGRigBAABXQVZFZm10IBAAAAABAAEARKwAAIhYAQACABAAZGF0YQQBAADpAFgCwAMlBZoG/wdmCcoKRAypDQ8PbRDBEQQTOxRtFYcWlBePGIUZXhoiG88bcBz7HHIdzh0WHlMeZx51HmkeUx4WHs8dah0AHXwc3hs9G4saxRnyGBIYGBcQFv8U4RPAEoYRQBACD70NWwwHC6gJOwjWBloF7gOBAhABkf8b/qv8R/ve+Xf4Ife79W/0JfPZ8Z/wde9N7ijtE+wU6xvqM+lb6H7nw+YX5mrlxuQz5Mzje+Ma49fioeKD4nXiYeJy4pHitOL04j/jn+MN5IPkFOWs5U3mDefM55/ogOl36m7rdOyE7abuyu8D8Unyj/Pg9D/2qfcb+Yn6/vuK/Qj/lAAlAg==';
-var SoundManager = (function () {
-    function SoundManager(_terminal) {
-        this._terminal = _terminal;
-    }
-    SoundManager.prototype.playBellSound = function () {
-        var audioContextCtor = window.AudioContext || window.webkitAudioContext;
-        if (!this._audioContext && audioContextCtor) {
-            this._audioContext = new audioContextCtor();
-        }
-        if (this._audioContext) {
-            var bellAudioSource_1 = this._audioContext.createBufferSource();
-            var context_1 = this._audioContext;
-            this._audioContext.decodeAudioData(this._base64ToArrayBuffer(this._removeMimeType(this._terminal.options.bellSound)), function (buffer) {
-                bellAudioSource_1.buffer = buffer;
-                bellAudioSource_1.connect(context_1.destination);
-                bellAudioSource_1.start(0);
-            });
-        }
-        else {
-            console.warn('Sorry, but the Web Audio API is not supported by your browser. Please, consider upgrading to the latest version');
-        }
-    };
-    SoundManager.prototype._base64ToArrayBuffer = function (base64) {
-        var binaryString = window.atob(base64);
-        var len = binaryString.length;
-        var bytes = new Uint8Array(len);
-        for (var i = 0; i < len; i++) {
-            bytes[i] = binaryString.charCodeAt(i);
-        }
-        return bytes.buffer;
-    };
-    SoundManager.prototype._removeMimeType = function (dataURI) {
-        var splitUri = dataURI.split(',');
-        return splitUri[1];
-    };
-    return SoundManager;
-}());
-exports.SoundManager = SoundManager;
-
-},{}],13:[function(require,module,exports){
-"use strict";
-Object.defineProperty(exports, "__esModule", { value: true });
-exports.blankLine = 'Blank line';
-exports.promptLabel = 'Terminal input';
-exports.tooMuchOutput = 'Too much output to announce, navigate to rows manually to read';
-
-},{}],14:[function(require,module,exports){
-"use strict";
-var __extends = (this && this.__extends) || (function () {
-    var extendStatics = Object.setPrototypeOf ||
-        ({ __proto__: [] } instanceof Array && function (d, b) { d.__proto__ = b; }) ||
-        function (d, b) { for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p]; };
-    return function (d, b) {
-        extendStatics(d, b);
-        function __() { this.constructor = d; }
-        d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
-    };
-})();
-Object.defineProperty(exports, "__esModule", { value: true });
-var BufferSet_1 = require("./BufferSet");
-var Buffer_1 = require("./Buffer");
-var CompositionHelper_1 = require("./CompositionHelper");
-var EventEmitter_1 = require("./EventEmitter");
-var Viewport_1 = require("./Viewport");
-var Clipboard_1 = require("./handlers/Clipboard");
-var EscapeSequences_1 = require("./common/data/EscapeSequences");
-var InputHandler_1 = require("./InputHandler");
-var Renderer_1 = require("./renderer/Renderer");
-var Linkifier_1 = require("./Linkifier");
-var SelectionManager_1 = require("./SelectionManager");
-var CharMeasure_1 = require("./ui/CharMeasure");
-var Browser = require("./shared/utils/Browser");
-var Lifecycle_1 = require("./ui/Lifecycle");
-var Strings = require("./Strings");
-var MouseHelper_1 = require("./utils/MouseHelper");
-var Clone_1 = require("./utils/Clone");
-var SoundManager_1 = require("./SoundManager");
-var ColorManager_1 = require("./renderer/ColorManager");
-var MouseZoneManager_1 = require("./ui/MouseZoneManager");
-var AccessibilityManager_1 = require("./AccessibilityManager");
-var ScreenDprMonitor_1 = require("./ui/ScreenDprMonitor");
-var CharAtlasCache_1 = require("./renderer/atlas/CharAtlasCache");
-var DomRenderer_1 = require("./renderer/dom/DomRenderer");
-var Keyboard_1 = require("./core/input/Keyboard");
-var document = (typeof window !== 'undefined') ? window.document : null;
-var WRITE_BUFFER_PAUSE_THRESHOLD = 5;
-var WRITE_BATCH_SIZE = 300;
-var CONSTRUCTOR_ONLY_OPTIONS = ['cols', 'rows'];
-var DEFAULT_OPTIONS = {
-    cols: 80,
-    rows: 24,
-    convertEol: false,
-    termName: 'xterm',
-    cursorBlink: false,
-    cursorStyle: 'block',
-    bellSound: SoundManager_1.DEFAULT_BELL_SOUND,
-    bellStyle: 'none',
-    drawBoldTextInBrightColors: true,
-    enableBold: true,
-    experimentalCharAtlas: 'static',
-    fontFamily: 'courier-new, courier, monospace',
-    fontSize: 15,
-    fontWeight: 'normal',
-    fontWeightBold: 'bold',
-    lineHeight: 1.0,
-    letterSpacing: 0,
-    scrollback: 1000,
-    screenKeys: false,
-    screenReaderMode: false,
-    debug: false,
-    macOptionIsMeta: false,
-    macOptionClickForcesSelection: false,
-    cancelEvents: false,
-    disableStdin: false,
-    useFlowControl: false,
-    allowTransparency: false,
-    tabStopWidth: 8,
-    theme: null,
-    rightClickSelectsWord: Browser.isMac,
-    rendererType: 'canvas'
-};
-var Terminal = (function (_super) {
-    __extends(Terminal, _super);
-    function Terminal(options) {
-        if (options === void 0) { options = {}; }
-        var _this = _super.call(this) || this;
-        _this.browser = Browser;
-        _this.options = Clone_1.clone(options);
-        _this._setup();
-        return _this;
-    }
-    Terminal.prototype.dispose = function () {
-        _super.prototype.dispose.call(this);
-        this._customKeyEventHandler = null;
-        CharAtlasCache_1.removeTerminalFromCache(this);
-        this.handler = function () { };
-        this.write = function () { };
-        if (this.element && this.element.parentNode) {
-            this.element.parentNode.removeChild(this.element);
-        }
-    };
-    Terminal.prototype.destroy = function () {
-        this.dispose();
-    };
-    Terminal.prototype._setup = function () {
-        var _this = this;
-        Object.keys(DEFAULT_OPTIONS).forEach(function (key) {
-            if (_this.options[key] == null) {
-                _this.options[key] = DEFAULT_OPTIONS[key];
-            }
-        });
-        this._parent = document ? document.body : null;
-        this.cols = this.options.cols;
-        this.rows = this.options.rows;
-        if (this.options.handler) {
-            this.on('data', this.options.handler);
-        }
-        this.cursorState = 0;
-        this.cursorHidden = false;
-        this._customKeyEventHandler = null;
-        this.applicationKeypad = false;
-        this.applicationCursor = false;
-        this.originMode = false;
-        this.insertMode = false;
-        this.wraparoundMode = true;
-        this.bracketedPasteMode = false;
-        this.charset = null;
-        this.gcharset = null;
-        this.glevel = 0;
-        this.charsets = [null];
-        this.curAttr = Buffer_1.DEFAULT_ATTR;
-        this.params = [];
-        this.currentParam = 0;
-        this.writeBuffer = [];
-        this._writeInProgress = false;
-        this._xoffSentToCatchUp = false;
-        this._userScrolling = false;
-        this._inputHandler = new InputHandler_1.InputHandler(this);
-        this.register(this._inputHandler);
-        this.renderer = this.renderer || null;
-        this.selectionManager = this.selectionManager || null;
-        this.linkifier = this.linkifier || new Linkifier_1.Linkifier(this);
-        this._mouseZoneManager = this._mouseZoneManager || null;
-        this.soundManager = this.soundManager || new SoundManager_1.SoundManager(this);
-        this.buffers = new BufferSet_1.BufferSet(this);
-        if (this.selectionManager) {
-            this.selectionManager.clearSelection();
-            this.selectionManager.initBuffersListeners();
-        }
-    };
-    Object.defineProperty(Terminal.prototype, "buffer", {
-        get: function () {
-            return this.buffers.active;
-        },
-        enumerable: true,
-        configurable: true
-    });
-    Terminal.prototype.eraseAttr = function () {
-        return (Buffer_1.DEFAULT_ATTR & ~0x1ff) | (this.curAttr & 0x1ff);
-    };
-    Terminal.prototype.focus = function () {
-        if (this.textarea) {
-            this.textarea.focus();
-        }
-    };
-    Object.defineProperty(Terminal.prototype, "isFocused", {
-        get: function () {
-            return document.activeElement === this.textarea;
-        },
-        enumerable: true,
-        configurable: true
-    });
-    Terminal.prototype.getOption = function (key) {
-        if (!(key in DEFAULT_OPTIONS)) {
-            throw new Error('No option with key "' + key + '"');
-        }
-        return this.options[key];
-    };
-    Terminal.prototype.setOption = function (key, value) {
-        if (!(key in DEFAULT_OPTIONS)) {
-            throw new Error('No option with key "' + key + '"');
-        }
-        if (CONSTRUCTOR_ONLY_OPTIONS.indexOf(key) !== -1) {
-            console.error("Option \"" + key + "\" can only be set in the constructor");
-        }
-        if (this.options[key] === value) {
-            return;
-        }
-        switch (key) {
-            case 'bellStyle':
-                if (!value) {
-                    value = 'none';
-                }
-                break;
-            case 'cursorStyle':
-                if (!value) {
-                    value = 'block';
-                }
-                break;
-            case 'fontWeight':
-                if (!value) {
-                    value = 'normal';
-                }
-                break;
-            case 'fontWeightBold':
-                if (!value) {
-                    value = 'bold';
-                }
-                break;
-            case 'lineHeight':
-                if (value < 1) {
-                    console.warn(key + " cannot be less than 1, value: " + value);
-                    return;
-                }
-            case 'rendererType':
-                if (!value) {
-                    value = 'canvas';
-                }
-                break;
-            case 'tabStopWidth':
-                if (value < 1) {
-                    console.warn(key + " cannot be less than 1, value: " + value);
-                    return;
-                }
-                break;
-            case 'theme':
-                if (this.renderer) {
-                    this._setTheme(value);
-                    return;
-                }
-                break;
-            case 'scrollback':
-                value = Math.min(value, Buffer_1.MAX_BUFFER_SIZE);
-                if (value < 0) {
-                    console.warn(key + " cannot be less than 0, value: " + value);
-                    return;
-                }
-                if (this.options[key] !== value) {
-                    var newBufferLength = this.rows + value;
-                    if (this.buffer.lines.length > newBufferLength) {
-                        var amountToTrim = this.buffer.lines.length - newBufferLength;
-                        var needsRefresh = (this.buffer.ydisp - amountToTrim < 0);
-                        this.buffer.lines.trimStart(amountToTrim);
-                        this.buffer.ybase = Math.max(this.buffer.ybase - amountToTrim, 0);
-                        this.buffer.ydisp = Math.max(this.buffer.ydisp - amountToTrim, 0);
-                        if (needsRefresh) {
-                            this.refresh(0, this.rows - 1);
-                        }
-                    }
-                }
-                break;
-        }
-        this.options[key] = value;
-        switch (key) {
-            case 'fontFamily':
-            case 'fontSize':
-                if (this.renderer) {
-                    this.renderer.clear();
-                    this.charMeasure.measure(this.options);
-                }
-                break;
-            case 'drawBoldTextInBrightColors':
-            case 'experimentalCharAtlas':
-            case 'enableBold':
-            case 'letterSpacing':
-            case 'lineHeight':
-            case 'fontWeight':
-            case 'fontWeightBold':
-                if (this.renderer) {
-                    this.renderer.clear();
-                    this.renderer.onResize(this.cols, this.rows);
-                    this.refresh(0, this.rows - 1);
-                }
-            case 'rendererType':
-                if (this.renderer) {
-                    this.unregister(this.renderer);
-                    this.renderer.dispose();
-                    this.renderer = null;
-                }
-                this._setupRenderer();
-                this.renderer.onCharSizeChanged();
-                if (this._theme) {
-                    this.renderer.setTheme(this._theme);
-                }
-                break;
-            case 'scrollback':
-                this.buffers.resize(this.cols, this.rows);
-                if (this.viewport) {
-                    this.viewport.syncScrollArea();
-                }
-                break;
-            case 'screenReaderMode':
-                if (value) {
-                    if (!this._accessibilityManager) {
-                        this._accessibilityManager = new AccessibilityManager_1.AccessibilityManager(this);
-                    }
-                }
-                else {
-                    if (this._accessibilityManager) {
-                        this._accessibilityManager.dispose();
-                        this._accessibilityManager = null;
-                    }
-                }
-                break;
-            case 'tabStopWidth':
-                this.buffers.setupTabStops();
-                break;
-        }
-        if (this.renderer) {
-            this.renderer.onOptionsChanged();
-        }
-    };
-    Terminal.prototype._onTextAreaFocus = function () {
-        if (this.sendFocus) {
-            this.handler(EscapeSequences_1.C0.ESC + '[I');
-        }
-        this.element.classList.add('focus');
-        this.showCursor();
-        this.emit('focus');
-    };
-    Terminal.prototype.blur = function () {
-        return this.textarea.blur();
-    };
-    Terminal.prototype._onTextAreaBlur = function () {
-        this.textarea.value = '';
-        this.refresh(this.buffer.y, this.buffer.y);
-        if (this.sendFocus) {
-            this.handler(EscapeSequences_1.C0.ESC + '[O');
-        }
-        this.element.classList.remove('focus');
-        this.emit('blur');
-    };
-    Terminal.prototype._initGlobal = function () {
-        var _this = this;
-        this._bindKeys();
-        this.register(Lifecycle_1.addDisposableDomListener(this.element, 'copy', function (event) {
-            if (!_this.hasSelection()) {
-                return;
-            }
-            Clipboard_1.copyHandler(event, _this, _this.selectionManager);
-        }));
-        var pasteHandlerWrapper = function (event) { return Clipboard_1.pasteHandler(event, _this); };
-        this.register(Lifecycle_1.addDisposableDomListener(this.textarea, 'paste', pasteHandlerWrapper));
-        this.register(Lifecycle_1.addDisposableDomListener(this.element, 'paste', pasteHandlerWrapper));
-        if (Browser.isFirefox) {
-            this.register(Lifecycle_1.addDisposableDomListener(this.element, 'mousedown', function (event) {
-                if (event.button === 2) {
-                    Clipboard_1.rightClickHandler(event, _this.textarea, _this.selectionManager, _this.options.rightClickSelectsWord);
-                }
-            }));
-        }
-        else {
-            this.register(Lifecycle_1.addDisposableDomListener(this.element, 'contextmenu', function (event) {
-                Clipboard_1.rightClickHandler(event, _this.textarea, _this.selectionManager, _this.options.rightClickSelectsWord);
-            }));
-        }
-        if (Browser.isLinux) {
-            this.register(Lifecycle_1.addDisposableDomListener(this.element, 'auxclick', function (event) {
-                if (event.button === 1) {
-                    Clipboard_1.moveTextAreaUnderMouseCursor(event, _this.textarea);
-                }
-            }));
-        }
-    };
-    Terminal.prototype._bindKeys = function () {
-        var _this = this;
-        var self = this;
-        this.register(Lifecycle_1.addDisposableDomListener(this.element, 'keydown', function (ev) {
-            if (document.activeElement !== this) {
-                return;
-            }
-            self._keyDown(ev);
-        }, true));
-        this.register(Lifecycle_1.addDisposableDomListener(this.element, 'keypress', function (ev) {
-            if (document.activeElement !== this) {
-                return;
-            }
-            self._keyPress(ev);
-        }, true));
-        this.register(Lifecycle_1.addDisposableDomListener(this.element, 'keyup', function (ev) {
-            if (!wasModifierKeyOnlyEvent(ev)) {
-                _this.focus();
-            }
-            self._keyUp(ev);
-        }, true));
-        this.register(Lifecycle_1.addDisposableDomListener(this.textarea, 'keydown', function (ev) { return _this._keyDown(ev); }, true));
-        this.register(Lifecycle_1.addDisposableDomListener(this.textarea, 'keypress', function (ev) { return _this._keyPress(ev); }, true));
-        this.register(Lifecycle_1.addDisposableDomListener(this.textarea, 'compositionstart', function () { return _this._compositionHelper.compositionstart(); }));
-        this.register(Lifecycle_1.addDisposableDomListener(this.textarea, 'compositionupdate', function (e) { return _this._compositionHelper.compositionupdate(e); }));
-        this.register(Lifecycle_1.addDisposableDomListener(this.textarea, 'compositionend', function () { return _this._compositionHelper.compositionend(); }));
-        this.register(this.addDisposableListener('refresh', function () { return _this._compositionHelper.updateCompositionElements(); }));
-        this.register(this.addDisposableListener('refresh', function (data) { return _this._queueLinkification(data.start, data.end); }));
-    };
-    Terminal.prototype.open = function (parent) {
-        var _this = this;
-        this._parent = parent || this._parent;
-        if (!this._parent) {
-            throw new Error('Terminal requires a parent element.');
-        }
-        this._context = this._parent.ownerDocument.defaultView;
-        this._document = this._parent.ownerDocument;
-        this._screenDprMonitor = new ScreenDprMonitor_1.ScreenDprMonitor();
-        this._screenDprMonitor.setListener(function () { return _this.emit('dprchange', window.devicePixelRatio); });
-        this.register(this._screenDprMonitor);
-        this.element = this._document.createElement('div');
-        this.element.dir = 'ltr';
-        this.element.classList.add('terminal');
-        this.element.classList.add('xterm');
-        this.element.setAttribute('tabindex', '0');
-        this._parent.appendChild(this.element);
-        var fragment = document.createDocumentFragment();
-        this._viewportElement = document.createElement('div');
-        this._viewportElement.classList.add('xterm-viewport');
-        fragment.appendChild(this._viewportElement);
-        this._viewportScrollArea = document.createElement('div');
-        this._viewportScrollArea.classList.add('xterm-scroll-area');
-        this._viewportElement.appendChild(this._viewportScrollArea);
-        this.screenElement = document.createElement('div');
-        this.screenElement.classList.add('xterm-screen');
-        this._helperContainer = document.createElement('div');
-        this._helperContainer.classList.add('xterm-helpers');
-        this.screenElement.appendChild(this._helperContainer);
-        fragment.appendChild(this.screenElement);
-        this._mouseZoneManager = new MouseZoneManager_1.MouseZoneManager(this);
-        this.register(this._mouseZoneManager);
-        this.register(this.addDisposableListener('scroll', function () { return _this._mouseZoneManager.clearAll(); }));
-        this.linkifier.attachToDom(this._mouseZoneManager);
-        this.textarea = document.createElement('textarea');
-        this.textarea.classList.add('xterm-helper-textarea');
-        this.textarea.setAttribute('aria-label', Strings.promptLabel);
-        this.textarea.setAttribute('aria-multiline', 'false');
-        this.textarea.setAttribute('autocorrect', 'off');
-        this.textarea.setAttribute('autocapitalize', 'off');
-        this.textarea.setAttribute('spellcheck', 'false');
-        this.textarea.tabIndex = 0;
-        this.register(Lifecycle_1.addDisposableDomListener(this.textarea, 'focus', function () { return _this._onTextAreaFocus(); }));
-        this.register(Lifecycle_1.addDisposableDomListener(this.textarea, 'blur', function () { return _this._onTextAreaBlur(); }));
-        this._helperContainer.appendChild(this.textarea);
-        this._compositionView = document.createElement('div');
-        this._compositionView.classList.add('composition-view');
-        this._compositionHelper = new CompositionHelper_1.CompositionHelper(this.textarea, this._compositionView, this);
-        this._helperContainer.appendChild(this._compositionView);
-        this.charMeasure = new CharMeasure_1.CharMeasure(document, this._helperContainer);
-        this.element.appendChild(fragment);
-        this._setupRenderer();
-        this._theme = this.options.theme;
-        this.options.theme = null;
-        this.viewport = new Viewport_1.Viewport(this, this._viewportElement, this._viewportScrollArea, this.charMeasure);
-        this.viewport.onThemeChanged(this.renderer.colorManager.colors);
-        this.register(this.viewport);
-        this.register(this.addDisposableListener('cursormove', function () { return _this.renderer.onCursorMove(); }));
-        this.register(this.addDisposableListener('resize', function () { return _this.renderer.onResize(_this.cols, _this.rows); }));
-        this.register(this.addDisposableListener('blur', function () { return _this.renderer.onBlur(); }));
-        this.register(this.addDisposableListener('focus', function () { return _this.renderer.onFocus(); }));
-        this.register(this.addDisposableListener('dprchange', function () { return _this.renderer.onWindowResize(window.devicePixelRatio); }));
-        this.register(Lifecycle_1.addDisposableDomListener(window, 'resize', function () { return _this.renderer.onWindowResize(window.devicePixelRatio); }));
-        this.register(this.charMeasure.addDisposableListener('charsizechanged', function () { return _this.renderer.onCharSizeChanged(); }));
-        this.register(this.renderer.addDisposableListener('resize', function (dimensions) { return _this.viewport.syncScrollArea(); }));
-        this.selectionManager = new SelectionManager_1.SelectionManager(this, this.charMeasure);
-        this.register(Lifecycle_1.addDisposableDomListener(this.element, 'mousedown', function (e) { return _this.selectionManager.onMouseDown(e); }));
-        this.register(this.selectionManager.addDisposableListener('refresh', function (data) { return _this.renderer.onSelectionChanged(data.start, data.end, data.columnSelectMode); }));
-        this.register(this.selectionManager.addDisposableListener('newselection', function (text) {
-            _this.textarea.value = text;
-            _this.textarea.focus();
-            _this.textarea.select();
-        }));
-        this.register(this.addDisposableListener('scroll', function () {
-            _this.viewport.syncScrollArea();
-            _this.selectionManager.refresh();
-        }));
-        this.register(Lifecycle_1.addDisposableDomListener(this._viewportElement, 'scroll', function () { return _this.selectionManager.refresh(); }));
-        this.mouseHelper = new MouseHelper_1.MouseHelper(this.renderer);
-        if (this.options.screenReaderMode) {
-            this._accessibilityManager = new AccessibilityManager_1.AccessibilityManager(this);
-        }
-        this.charMeasure.measure(this.options);
-        this.refresh(0, this.rows - 1);
-        this._initGlobal();
-        this.bindMouse();
-    };
-    Terminal.prototype._setupRenderer = function () {
-        switch (this.options.rendererType) {
-            case 'canvas':
-                this.renderer = new Renderer_1.Renderer(this, this.options.theme);
-                break;
-            case 'dom':
-                this.renderer = new DomRenderer_1.DomRenderer(this, this.options.theme);
-                break;
-            default: throw new Error("Unrecognized rendererType \"" + this.options.rendererType + "\"");
-        }
-        this.register(this.renderer);
-    };
-    Terminal.prototype._setTheme = function (theme) {
-        this._theme = theme;
-        var colors = this.renderer.setTheme(theme);
-        if (this.viewport) {
-            this.viewport.onThemeChanged(colors);
-        }
-    };
-    Terminal.prototype.bindMouse = function () {
-        var _this = this;
-        var el = this.element;
-        var self = this;
-        var pressed = 32;
-        function sendButton(ev) {
-            var button;
-            var pos;
-            button = getButton(ev);
-            pos = self.mouseHelper.getRawByteCoords(ev, self.screenElement, self.charMeasure, self.options.lineHeight, self.cols, self.rows);
-            if (!pos)
-                return;
-            sendEvent(button, pos);
-            switch (ev.overrideType || ev.type) {
-                case 'mousedown':
-                    pressed = button;
-                    break;
-                case 'mouseup':
-                    pressed = 32;
-                    break;
-                case 'wheel':
-                    break;
-            }
-        }
-        function sendMove(ev) {
-            var button = pressed;
-            var pos = self.mouseHelper.getRawByteCoords(ev, self.screenElement, self.charMeasure, self.options.lineHeight, self.cols, self.rows);
-            if (!pos)
-                return;
-            button += 32;
-            sendEvent(button, pos);
-        }
-        function encode(data, ch) {
-            if (!self.utfMouse) {
-                if (ch === 255) {
-                    data.push(0);
-                    return;
-                }
-                if (ch > 127)
-                    ch = 127;
-                data.push(ch);
-            }
-            else {
-                if (ch === 2047) {
-                    data.push(0);
-                    return;
-                }
-                if (ch < 127) {
-                    data.push(ch);
-                }
-                else {
-                    if (ch > 2047)
-                        ch = 2047;
-                    data.push(0xC0 | (ch >> 6));
-                    data.push(0x80 | (ch & 0x3F));
-                }
-            }
-        }
-        function sendEvent(button, pos) {
-            if (self._vt300Mouse) {
-                button &= 3;
-                pos.x -= 32;
-                pos.y -= 32;
-                var data_1 = EscapeSequences_1.C0.ESC + '[24';
-                if (button === 0)
-                    data_1 += '1';
-                else if (button === 1)
-                    data_1 += '3';
-                else if (button === 2)
-                    data_1 += '5';
-                else if (button === 3)
-                    return;
-                else
-                    data_1 += '0';
-                data_1 += '~[' + pos.x + ',' + pos.y + ']\r';
-                self.handler(data_1);
-                return;
-            }
-            if (self._decLocator) {
-                button &= 3;
-                pos.x -= 32;
-                pos.y -= 32;
-                if (button === 0)
-                    button = 2;
-                else if (button === 1)
-                    button = 4;
-                else if (button === 2)
-                    button = 6;
-                else if (button === 3)
-                    button = 3;
-                self.handler(EscapeSequences_1.C0.ESC + '['
-                    + button
-                    + ';'
-                    + (button === 3 ? 4 : 0)
-                    + ';'
-                    + pos.y
-                    + ';'
-                    + pos.x
-                    + ';'
-                    + pos.page || 0
-                    + '&w');
-                return;
-            }
-            if (self.urxvtMouse) {
-                pos.x -= 32;
-                pos.y -= 32;
-                pos.x++;
-                pos.y++;
-                self.handler(EscapeSequences_1.C0.ESC + '[' + button + ';' + pos.x + ';' + pos.y + 'M');
-                return;
-            }
-            if (self.sgrMouse) {
-                pos.x -= 32;
-                pos.y -= 32;
-                self.handler(EscapeSequences_1.C0.ESC + '[<'
-                    + (((button & 3) === 3 ? button & ~3 : button) - 32)
-                    + ';'
-                    + pos.x
-                    + ';'
-                    + pos.y
-                    + ((button & 3) === 3 ? 'm' : 'M'));
-                return;
-            }
-            var data = [];
-            encode(data, button);
-            encode(data, pos.x);
-            encode(data, pos.y);
-            self.handler(EscapeSequences_1.C0.ESC + '[M' + String.fromCharCode.apply(String, data));
-        }
-        function getButton(ev) {
-            var button;
-            var shift;
-            var meta;
-            var ctrl;
-            var mod;
-            switch (ev.overrideType || ev.type) {
-                case 'mousedown':
-                    button = ev.button != null
-                        ? +ev.button
-                        : ev.which != null
-                            ? ev.which - 1
-                            : null;
-                    if (Browser.isMSIE) {
-                        button = button === 1 ? 0 : button === 4 ? 1 : button;
-                    }
-                    break;
-                case 'mouseup':
-                    button = 3;
-                    break;
-                case 'DOMMouseScroll':
-                    button = ev.detail < 0
-                        ? 64
-                        : 65;
-                    break;
-                case 'wheel':
-                    button = ev.wheelDeltaY > 0
-                        ? 64
-                        : 65;
-                    break;
-            }
-            shift = ev.shiftKey ? 4 : 0;
-            meta = ev.metaKey ? 8 : 0;
-            ctrl = ev.ctrlKey ? 16 : 0;
-            mod = shift | meta | ctrl;
-            if (self.vt200Mouse) {
-                mod &= ctrl;
-            }
-            else if (!self.normalMouse) {
-                mod = 0;
-            }
-            button = (32 + (mod << 2)) + button;
-            return button;
-        }
-        this.register(Lifecycle_1.addDisposableDomListener(el, 'mousedown', function (ev) {
-            ev.preventDefault();
-            _this.focus();
-            if (!_this.mouseEvents || _this.selectionManager.shouldForceSelection(ev)) {
-                return;
-            }
-            sendButton(ev);
-            if (_this.vt200Mouse) {
-                ev.overrideType = 'mouseup';
-                sendButton(ev);
-                return _this.cancel(ev);
-            }
-            var moveHandler;
-            if (_this.normalMouse) {
-                moveHandler = function (event) {
-                    if (!_this.normalMouse) {
-                        return;
-                    }
-                    sendMove(event);
-                };
-                _this._document.addEventListener('mousemove', moveHandler);
-            }
-            var handler = function (ev) {
-                if (_this.normalMouse && !_this.x10Mouse) {
-                    sendButton(ev);
-                }
-                if (moveHandler) {
-                    _this._document.removeEventListener('mousemove', moveHandler);
-                    moveHandler = null;
-                }
-                _this._document.removeEventListener('mouseup', handler);
-                return _this.cancel(ev);
-            };
-            _this._document.addEventListener('mouseup', handler);
-            return _this.cancel(ev);
-        }));
-        this.register(Lifecycle_1.addDisposableDomListener(el, 'wheel', function (ev) {
-            if (!_this.mouseEvents) {
-                if (!_this.buffer.hasScrollback) {
-                    var amount = _this.viewport.getLinesScrolled(ev);
-                    if (amount === 0) {
-                        return;
-                    }
-                    var sequence = EscapeSequences_1.C0.ESC + (_this.applicationCursor ? 'O' : '[') + (ev.deltaY < 0 ? 'A' : 'B');
-                    var data = '';
-                    for (var i = 0; i < Math.abs(amount); i++) {
-                        data += sequence;
-                    }
-                    _this.handler(data);
-                }
-                return;
-            }
-            if (_this.x10Mouse || _this._vt300Mouse || _this._decLocator)
-                return;
-            sendButton(ev);
-            ev.preventDefault();
-        }));
-        this.register(Lifecycle_1.addDisposableDomListener(el, 'wheel', function (ev) {
-            if (_this.mouseEvents)
-                return;
-            _this.viewport.onWheel(ev);
-            return _this.cancel(ev);
-        }));
-        this.register(Lifecycle_1.addDisposableDomListener(el, 'touchstart', function (ev) {
-            if (_this.mouseEvents)
-                return;
-            _this.viewport.onTouchStart(ev);
-            return _this.cancel(ev);
-        }));
-        this.register(Lifecycle_1.addDisposableDomListener(el, 'touchmove', function (ev) {
-            if (_this.mouseEvents)
-                return;
-            _this.viewport.onTouchMove(ev);
-            return _this.cancel(ev);
-        }));
-    };
-    Terminal.prototype.refresh = function (start, end) {
-        if (this.renderer) {
-            this.renderer.refreshRows(start, end);
-        }
-    };
-    Terminal.prototype._queueLinkification = function (start, end) {
-        if (this.linkifier) {
-            this.linkifier.linkifyRows(start, end);
-        }
-    };
-    Terminal.prototype.updateCursorStyle = function (ev) {
-        if (this.selectionManager && this.selectionManager.shouldColumnSelect(ev)) {
-            this.element.classList.add('xterm-cursor-crosshair');
-        }
-        else {
-            this.element.classList.remove('xterm-cursor-crosshair');
-        }
-    };
-    Terminal.prototype.showCursor = function () {
-        if (!this.cursorState) {
-            this.cursorState = 1;
-            this.refresh(this.buffer.y, this.buffer.y);
-        }
-    };
-    Terminal.prototype.scroll = function (isWrapped) {
-        var newLine = this.blankLine(undefined, isWrapped);
-        var topRow = this.buffer.ybase + this.buffer.scrollTop;
-        var bottomRow = this.buffer.ybase + this.buffer.scrollBottom;
-        if (this.buffer.scrollTop === 0) {
-            var willBufferBeTrimmed = this.buffer.lines.length === this.buffer.lines.maxLength;
-            if (bottomRow === this.buffer.lines.length - 1) {
-                this.buffer.lines.push(newLine);
-            }
-            else {
-                this.buffer.lines.splice(bottomRow + 1, 0, newLine);
-            }
-            if (!willBufferBeTrimmed) {
-                this.buffer.ybase++;
-                if (!this._userScrolling) {
-                    this.buffer.ydisp++;
-                }
-            }
-            else {
-                if (this._userScrolling) {
-                    this.buffer.ydisp = Math.max(this.buffer.ydisp - 1, 0);
-                }
-            }
-        }
-        else {
-            var scrollRegionHeight = bottomRow - topRow + 1;
-            this.buffer.lines.shiftElements(topRow + 1, scrollRegionHeight - 1, -1);
-            this.buffer.lines.set(bottomRow, newLine);
-        }
-        if (!this._userScrolling) {
-            this.buffer.ydisp = this.buffer.ybase;
-        }
-        this.updateRange(this.buffer.scrollTop);
-        this.updateRange(this.buffer.scrollBottom);
-        this.emit('scroll', this.buffer.ydisp);
-    };
-    Terminal.prototype.scrollLines = function (disp, suppressScrollEvent) {
-        if (disp < 0) {
-            if (this.buffer.ydisp === 0) {
-                return;
-            }
-            this._userScrolling = true;
-        }
-        else if (disp + this.buffer.ydisp >= this.buffer.ybase) {
-            this._userScrolling = false;
-        }
-        var oldYdisp = this.buffer.ydisp;
-        this.buffer.ydisp = Math.max(Math.min(this.buffer.ydisp + disp, this.buffer.ybase), 0);
-        if (oldYdisp === this.buffer.ydisp) {
-            return;
-        }
-        if (!suppressScrollEvent) {
-            this.emit('scroll', this.buffer.ydisp);
-        }
-        this.refresh(0, this.rows - 1);
-    };
-    Terminal.prototype.scrollPages = function (pageCount) {
-        this.scrollLines(pageCount * (this.rows - 1));
-    };
-    Terminal.prototype.scrollToTop = function () {
-        this.scrollLines(-this.buffer.ydisp);
-    };
-    Terminal.prototype.scrollToBottom = function () {
-        this.scrollLines(this.buffer.ybase - this.buffer.ydisp);
-    };
-    Terminal.prototype.scrollToLine = function (line) {
-        var scrollAmount = line - this.buffer.ydisp;
-        if (scrollAmount !== 0) {
-            this.scrollLines(scrollAmount);
-        }
-    };
-    Terminal.prototype.write = function (data) {
-        var _this = this;
-        if (this._isDisposed) {
-            return;
-        }
-        if (!data) {
-            return;
-        }
-        this.writeBuffer.push(data);
-        if (this.options.useFlowControl && !this._xoffSentToCatchUp && this.writeBuffer.length >= WRITE_BUFFER_PAUSE_THRESHOLD) {
-            this.handler(EscapeSequences_1.C0.DC3);
-            this._xoffSentToCatchUp = true;
-        }
-        if (!this._writeInProgress && this.writeBuffer.length > 0) {
-            this._writeInProgress = true;
-            setTimeout(function () {
-                _this._innerWrite();
-            });
-        }
-    };
-    Terminal.prototype._innerWrite = function () {
-        var _this = this;
-        if (this._isDisposed) {
-            this.writeBuffer = [];
-        }
-        var writeBatch = this.writeBuffer.splice(0, WRITE_BATCH_SIZE);
-        while (writeBatch.length > 0) {
-            var data = writeBatch.shift();
-            if (this._xoffSentToCatchUp && writeBatch.length === 0 && this.writeBuffer.length === 0) {
-                this.handler(EscapeSequences_1.C0.DC1);
-                this._xoffSentToCatchUp = false;
-            }
-            this._refreshStart = this.buffer.y;
-            this._refreshEnd = this.buffer.y;
-            this._inputHandler.parse(data);
-            this.updateRange(this.buffer.y);
-            this.refresh(this._refreshStart, this._refreshEnd);
-        }
-        if (this.writeBuffer.length > 0) {
-            setTimeout(function () { return _this._innerWrite(); }, 0);
-        }
-        else {
-            this._writeInProgress = false;
-        }
-    };
-    Terminal.prototype.writeln = function (data) {
-        this.write(data + '\r\n');
-    };
-    Terminal.prototype.attachCustomKeyEventHandler = function (customKeyEventHandler) {
-        this._customKeyEventHandler = customKeyEventHandler;
-    };
-    Terminal.prototype.registerLinkMatcher = function (regex, handler, options) {
-        var matcherId = this.linkifier.registerLinkMatcher(regex, handler, options);
-        this.refresh(0, this.rows - 1);
-        return matcherId;
-    };
-    Terminal.prototype.deregisterLinkMatcher = function (matcherId) {
-        if (this.linkifier.deregisterLinkMatcher(matcherId)) {
-            this.refresh(0, this.rows - 1);
-        }
-    };
-    Terminal.prototype.registerCharacterJoiner = function (handler) {
-        var joinerId = this.renderer.registerCharacterJoiner(handler);
-        this.refresh(0, this.rows - 1);
-        return joinerId;
-    };
-    Terminal.prototype.deregisterCharacterJoiner = function (joinerId) {
-        if (this.renderer.deregisterCharacterJoiner(joinerId)) {
-            this.refresh(0, this.rows - 1);
-        }
-    };
-    Object.defineProperty(Terminal.prototype, "markers", {
-        get: function () {
-            return this.buffer.markers;
-        },
-        enumerable: true,
-        configurable: true
-    });
-    Terminal.prototype.addMarker = function (cursorYOffset) {
-        if (this.buffer !== this.buffers.normal) {
-            return;
-        }
-        return this.buffer.addMarker(this.buffer.ybase + this.buffer.y + cursorYOffset);
-    };
-    Terminal.prototype.hasSelection = function () {
-        return this.selectionManager ? this.selectionManager.hasSelection : false;
-    };
-    Terminal.prototype.getSelection = function () {
-        return this.selectionManager ? this.selectionManager.selectionText : '';
-    };
-    Terminal.prototype.clearSelection = function () {
-        if (this.selectionManager) {
-            this.selectionManager.clearSelection();
-        }
-    };
-    Terminal.prototype.selectAll = function () {
-        if (this.selectionManager) {
-            this.selectionManager.selectAll();
-        }
-    };
-    Terminal.prototype.selectLines = function (start, end) {
-        if (this.selectionManager) {
-            this.selectionManager.selectLines(start, end);
-        }
-    };
-    Terminal.prototype._keyDown = function (event) {
-        if (this._customKeyEventHandler && this._customKeyEventHandler(event) === false) {
-            return false;
-        }
-        if (!this._compositionHelper.keydown(event)) {
-            if (this.buffer.ybase !== this.buffer.ydisp) {
-                this.scrollToBottom();
-            }
-            return false;
-        }
-        var result = Keyboard_1.evaluateKeyboardEvent(event, this.applicationCursor, this.browser.isMac, this.options.macOptionIsMeta);
-        this.updateCursorStyle(event);
-        if (result.type === 3 || result.type === 2) {
-            var scrollCount = this.rows - 1;
-            this.scrollLines(result.type === 2 ? -scrollCount : scrollCount);
-            return this.cancel(event, true);
-        }
-        if (result.type === 1) {
-            this.selectAll();
-        }
-        if (this._isThirdLevelShift(this.browser, event)) {
-            return true;
-        }
-        if (result.cancel) {
-            this.cancel(event, true);
-        }
-        if (!result.key) {
-            return true;
-        }
-        this.emit('keydown', event);
-        this.emit('key', result.key, event);
-        this.showCursor();
-        this.handler(result.key);
-        return this.cancel(event, true);
-    };
-    Terminal.prototype._isThirdLevelShift = function (browser, ev) {
-        var thirdLevelKey = (browser.isMac && !this.options.macOptionIsMeta && ev.altKey && !ev.ctrlKey && !ev.metaKey) ||
-            (browser.isMSWindows && ev.altKey && ev.ctrlKey && !ev.metaKey);
-        if (ev.type === 'keypress') {
-            return thirdLevelKey;
-        }
-        return thirdLevelKey && (!ev.keyCode || ev.keyCode > 47);
-    };
-    Terminal.prototype.setgLevel = function (g) {
-        this.glevel = g;
-        this.charset = this.charsets[g];
-    };
-    Terminal.prototype.setgCharset = function (g, charset) {
-        this.charsets[g] = charset;
-        if (this.glevel === g) {
-            this.charset = charset;
-        }
-    };
-    Terminal.prototype._keyUp = function (ev) {
-        this.updateCursorStyle(ev);
-    };
-    Terminal.prototype._keyPress = function (ev) {
-        var key;
-        if (this._customKeyEventHandler && this._customKeyEventHandler(ev) === false) {
-            return false;
-        }
-        this.cancel(ev);
-        if (ev.charCode) {
-            key = ev.charCode;
-        }
-        else if (ev.which == null) {
-            key = ev.keyCode;
-        }
-        else if (ev.which !== 0 && ev.charCode !== 0) {
-            key = ev.which;
-        }
-        else {
-            return false;
-        }
-        if (!key || ((ev.altKey || ev.ctrlKey || ev.metaKey) && !this._isThirdLevelShift(this.browser, ev))) {
-            return false;
-        }
-        key = String.fromCharCode(key);
-        this.emit('keypress', key, ev);
-        this.emit('key', key, ev);
-        this.showCursor();
-        this.handler(key);
-        return true;
-    };
-    Terminal.prototype.bell = function () {
-        var _this = this;
-        this.emit('bell');
-        if (this._soundBell()) {
-            this.soundManager.playBellSound();
-        }
-        if (this._visualBell()) {
-            this.element.classList.add('visual-bell-active');
-            clearTimeout(this._visualBellTimer);
-            this._visualBellTimer = window.setTimeout(function () {
-                _this.element.classList.remove('visual-bell-active');
-            }, 200);
-        }
-    };
-    Terminal.prototype.log = function (text, data) {
-        if (!this.options.debug)
-            return;
-        if (!this._context.console || !this._context.console.log)
-            return;
-        this._context.console.log(text, data);
-    };
-    Terminal.prototype.error = function (text, data) {
-        if (!this.options.debug)
-            return;
-        if (!this._context.console || !this._context.console.error)
-            return;
-        this._context.console.error(text, data);
-    };
-    Terminal.prototype.resize = function (x, y) {
-        if (isNaN(x) || isNaN(y)) {
-            return;
-        }
-        if (x === this.cols && y === this.rows) {
-            if (this.charMeasure && (!this.charMeasure.width || !this.charMeasure.height)) {
-                this.charMeasure.measure(this.options);
-            }
-            return;
-        }
-        if (x < 1)
-            x = 1;
-        if (y < 1)
-            y = 1;
-        this.buffers.resize(x, y);
-        this.cols = x;
-        this.rows = y;
-        this.buffers.setupTabStops(this.cols);
-        if (this.charMeasure) {
-            this.charMeasure.measure(this.options);
-        }
-        this.refresh(0, this.rows - 1);
-        this.emit('resize', { cols: x, rows: y });
-    };
-    Terminal.prototype.updateRange = function (y) {
-        if (y < this._refreshStart)
-            this._refreshStart = y;
-        if (y > this._refreshEnd)
-            this._refreshEnd = y;
-    };
-    Terminal.prototype.maxRange = function () {
-        this._refreshStart = 0;
-        this._refreshEnd = this.rows - 1;
-    };
-    Terminal.prototype.eraseRight = function (x, y) {
-        var line = this.buffer.lines.get(this.buffer.ybase + y);
-        if (!line) {
-            return;
-        }
-        var ch = [this.eraseAttr(), Buffer_1.NULL_CELL_CHAR, Buffer_1.NULL_CELL_WIDTH, Buffer_1.NULL_CELL_CODE];
-        for (; x < this.cols; x++) {
-            line[x] = ch;
-        }
-        this.updateRange(y);
-    };
-    Terminal.prototype.eraseLeft = function (x, y) {
-        var line = this.buffer.lines.get(this.buffer.ybase + y);
-        if (!line) {
-            return;
-        }
-        var ch = [this.eraseAttr(), Buffer_1.NULL_CELL_CHAR, Buffer_1.NULL_CELL_WIDTH, Buffer_1.NULL_CELL_CODE];
-        x++;
-        while (x--) {
-            line[x] = ch;
-        }
-        this.updateRange(y);
-    };
-    Terminal.prototype.clear = function () {
-        if (this.buffer.ybase === 0 && this.buffer.y === 0) {
-            return;
-        }
-        this.buffer.lines.set(0, this.buffer.lines.get(this.buffer.ybase + this.buffer.y));
-        this.buffer.lines.length = 1;
-        this.buffer.ydisp = 0;
-        this.buffer.ybase = 0;
-        this.buffer.y = 0;
-        for (var i = 1; i < this.rows; i++) {
-            this.buffer.lines.push(this.blankLine());
-        }
-        this.refresh(0, this.rows - 1);
-        this.emit('scroll', this.buffer.ydisp);
-    };
-    Terminal.prototype.eraseLine = function (y) {
-        this.eraseRight(0, y);
-    };
-    Terminal.prototype.blankLine = function (cur, isWrapped, cols) {
-        var attr = cur ? this.eraseAttr() : Buffer_1.DEFAULT_ATTR;
-        var ch = [attr, Buffer_1.NULL_CELL_CHAR, Buffer_1.NULL_CELL_WIDTH, Buffer_1.NULL_CELL_CODE];
-        var line = [];
-        if (isWrapped) {
-            line.isWrapped = isWrapped;
-        }
-        cols = cols || this.cols;
-        for (var i = 0; i < cols; i++) {
-            line[i] = ch;
-        }
-        return line;
-    };
-    Terminal.prototype.ch = function (cur) {
-        if (cur) {
-            return [this.eraseAttr(), Buffer_1.NULL_CELL_CHAR, Buffer_1.NULL_CELL_WIDTH, Buffer_1.NULL_CELL_CODE];
-        }
-        return [Buffer_1.DEFAULT_ATTR, Buffer_1.NULL_CELL_CHAR, Buffer_1.NULL_CELL_WIDTH, Buffer_1.NULL_CELL_CODE];
-    };
-    Terminal.prototype.is = function (term) {
-        return (this.options.termName + '').indexOf(term) === 0;
-    };
-    Terminal.prototype.handler = function (data) {
-        if (this.options.disableStdin) {
-            return;
-        }
-        if (this.selectionManager && this.selectionManager.hasSelection) {
-            this.selectionManager.clearSelection();
-        }
-        if (this.buffer.ybase !== this.buffer.ydisp) {
-            this.scrollToBottom();
-        }
-        this.emit('data', data);
-    };
-    Terminal.prototype.handleTitle = function (title) {
-        this.emit('title', title);
-    };
-    Terminal.prototype.index = function () {
-        this.buffer.y++;
-        if (this.buffer.y > this.buffer.scrollBottom) {
-            this.buffer.y--;
-            this.scroll();
-        }
-        if (this.buffer.x >= this.cols) {
-            this.buffer.x--;
-        }
-    };
-    Terminal.prototype.reverseIndex = function () {
-        if (this.buffer.y === this.buffer.scrollTop) {
-            var scrollRegionHeight = this.buffer.scrollBottom - this.buffer.scrollTop;
-            this.buffer.lines.shiftElements(this.buffer.y + this.buffer.ybase, scrollRegionHeight, 1);
-            this.buffer.lines.set(this.buffer.y + this.buffer.ybase, this.blankLine(true));
-            this.updateRange(this.buffer.scrollTop);
-            this.updateRange(this.buffer.scrollBottom);
-        }
-        else {
-            this.buffer.y--;
-        }
-    };
-    Terminal.prototype.reset = function () {
-        this.options.rows = this.rows;
-        this.options.cols = this.cols;
-        var customKeyEventHandler = this._customKeyEventHandler;
-        var inputHandler = this._inputHandler;
-        var cursorState = this.cursorState;
-        this._setup();
-        this._customKeyEventHandler = customKeyEventHandler;
-        this._inputHandler = inputHandler;
-        this.cursorState = cursorState;
-        this.refresh(0, this.rows - 1);
-        if (this.viewport) {
-            this.viewport.syncScrollArea();
-        }
-    };
-    Terminal.prototype.tabSet = function () {
-        this.buffer.tabs[this.buffer.x] = true;
-    };
-    Terminal.prototype.cancel = function (ev, force) {
-        if (!this.options.cancelEvents && !force) {
-            return;
-        }
-        ev.preventDefault();
-        ev.stopPropagation();
-        return false;
-    };
-    Terminal.prototype.matchColor = function (r1, g1, b1) {
-        var hash = (r1 << 16) | (g1 << 8) | b1;
-        if (matchColorCache[hash] != null) {
-            return matchColorCache[hash];
-        }
-        var ldiff = Infinity;
-        var li = -1;
-        var i = 0;
-        var c;
-        var r2;
-        var g2;
-        var b2;
-        var diff;
-        for (; i < ColorManager_1.DEFAULT_ANSI_COLORS.length; i++) {
-            c = ColorManager_1.DEFAULT_ANSI_COLORS[i].rgba;
-            r2 = c >>> 24;
-            g2 = c >>> 16 & 0xFF;
-            b2 = c >>> 8 & 0xFF;
-            diff = matchColorDistance(r1, g1, b1, r2, g2, b2);
-            if (diff === 0) {
-                li = i;
-                break;
-            }
-            if (diff < ldiff) {
-                ldiff = diff;
-                li = i;
-            }
-        }
-        return matchColorCache[hash] = li;
-    };
-    Terminal.prototype._visualBell = function () {
-        return false;
-    };
-    Terminal.prototype._soundBell = function () {
-        return this.options.bellStyle === 'sound';
-    };
-    return Terminal;
-}(EventEmitter_1.EventEmitter));
-exports.Terminal = Terminal;
-function wasModifierKeyOnlyEvent(ev) {
-    return ev.keyCode === 16 ||
-        ev.keyCode === 17 ||
-        ev.keyCode === 18;
-}
-var matchColorCache = {};
-function matchColorDistance(r1, g1, b1, r2, g2, b2) {
-    return Math.pow(30 * (r1 - r2), 2)
-        + Math.pow(59 * (g1 - g2), 2)
-        + Math.pow(11 * (b1 - b2), 2);
-}
-
-},{"./AccessibilityManager":1,"./Buffer":2,"./BufferSet":3,"./CompositionHelper":5,"./EventEmitter":7,"./InputHandler":8,"./Linkifier":9,"./SelectionManager":10,"./SoundManager":12,"./Strings":13,"./Viewport":15,"./common/data/EscapeSequences":18,"./core/input/Keyboard":20,"./handlers/Clipboard":22,"./renderer/ColorManager":26,"./renderer/Renderer":30,"./renderer/atlas/CharAtlasCache":34,"./renderer/dom/DomRenderer":41,"./shared/utils/Browser":45,"./ui/CharMeasure":46,"./ui/Lifecycle":47,"./ui/MouseZoneManager":48,"./ui/ScreenDprMonitor":50,"./utils/Clone":51,"./utils/MouseHelper":52}],15:[function(require,module,exports){
-"use strict";
-var __extends = (this && this.__extends) || (function () {
-    var extendStatics = Object.setPrototypeOf ||
-        ({ __proto__: [] } instanceof Array && function (d, b) { d.__proto__ = b; }) ||
-        function (d, b) { for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p]; };
-    return function (d, b) {
-        extendStatics(d, b);
-        function __() { this.constructor = d; }
-        d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
-    };
-})();
-Object.defineProperty(exports, "__esModule", { value: true });
-var Lifecycle_1 = require("./common/Lifecycle");
-var Lifecycle_2 = require("./ui/Lifecycle");
-var FALLBACK_SCROLL_BAR_WIDTH = 15;
-var Viewport = (function (_super) {
-    __extends(Viewport, _super);
-    function Viewport(_terminal, _viewportElement, _scrollArea, _charMeasure) {
-        var _this = _super.call(this) || this;
-        _this._terminal = _terminal;
-        _this._viewportElement = _viewportElement;
-        _this._scrollArea = _scrollArea;
-        _this._charMeasure = _charMeasure;
-        _this.scrollBarWidth = 0;
-        _this._currentRowHeight = 0;
-        _this._lastRecordedBufferLength = 0;
-        _this._lastRecordedViewportHeight = 0;
-        _this._lastRecordedBufferHeight = 0;
-        _this._wheelPartialScroll = 0;
-        _this.scrollBarWidth = (_this._viewportElement.offsetWidth - _this._scrollArea.offsetWidth) || FALLBACK_SCROLL_BAR_WIDTH;
-        _this.register(Lifecycle_2.addDisposableDomListener(_this._viewportElement, 'scroll', _this._onScroll.bind(_this)));
-        setTimeout(function () { return _this.syncScrollArea(); }, 0);
-        return _this;
-    }
-    Viewport.prototype.onThemeChanged = function (colors) {
-        this._viewportElement.style.backgroundColor = colors.background.css;
-    };
-    Viewport.prototype._refresh = function () {
-        if (this._charMeasure.height > 0) {
-            this._currentRowHeight = this._terminal.renderer.dimensions.scaledCellHeight / window.devicePixelRatio;
-            this._lastRecordedViewportHeight = this._viewportElement.offsetHeight;
-            var newBufferHeight = Math.round(this._currentRowHeight * this._lastRecordedBufferLength) + (this._lastRecordedViewportHeight - this._terminal.renderer.dimensions.canvasHeight);
-            if (this._lastRecordedBufferHeight !== newBufferHeight) {
-                this._lastRecordedBufferHeight = newBufferHeight;
-                this._scrollArea.style.height = this._lastRecordedBufferHeight + 'px';
-            }
-        }
-    };
-    Viewport.prototype.syncScrollArea = function () {
-        if (this._lastRecordedBufferLength !== this._terminal.buffer.lines.length) {
-            this._lastRecordedBufferLength = this._terminal.buffer.lines.length;
-            this._refresh();
-        }
-        else if (this._lastRecordedViewportHeight !== this._terminal.renderer.dimensions.canvasHeight) {
-            this._refresh();
-        }
-        else {
-            if (this._terminal.renderer.dimensions.scaledCellHeight / window.devicePixelRatio !== this._currentRowHeight) {
-                this._refresh();
-            }
-        }
-        var scrollTop = this._terminal.buffer.ydisp * this._currentRowHeight;
-        if (this._viewportElement.scrollTop !== scrollTop) {
-            this._viewportElement.scrollTop = scrollTop;
-        }
-    };
-    Viewport.prototype._onScroll = function (ev) {
-        if (!this._viewportElement.offsetParent) {
-            return;
-        }
-        var newRow = Math.round(this._viewportElement.scrollTop / this._currentRowHeight);
-        var diff = newRow - this._terminal.buffer.ydisp;
-        this._terminal.scrollLines(diff, true);
-    };
-    Viewport.prototype.onWheel = function (ev) {
-        var amount = this._getPixelsScrolled(ev);
-        if (amount === 0) {
-            return;
-        }
-        this._viewportElement.scrollTop += amount;
-        ev.preventDefault();
-    };
-    Viewport.prototype._getPixelsScrolled = function (ev) {
-        if (ev.deltaY === 0) {
-            return 0;
-        }
-        var amount = ev.deltaY;
-        if (ev.deltaMode === WheelEvent.DOM_DELTA_LINE) {
-            amount *= this._currentRowHeight;
-        }
-        else if (ev.deltaMode === WheelEvent.DOM_DELTA_PAGE) {
-            amount *= this._currentRowHeight * this._terminal.rows;
-        }
-        return amount;
-    };
-    Viewport.prototype.getLinesScrolled = function (ev) {
-        if (ev.deltaY === 0) {
-            return 0;
-        }
-        var amount = ev.deltaY;
-        if (ev.deltaMode === WheelEvent.DOM_DELTA_PIXEL) {
-            amount /= this._currentRowHeight + 0.0;
-            this._wheelPartialScroll += amount;
-            amount = Math.floor(Math.abs(this._wheelPartialScroll)) * (this._wheelPartialScroll > 0 ? 1 : -1);
-            this._wheelPartialScroll %= 1;
-        }
-        else if (ev.deltaMode === WheelEvent.DOM_DELTA_PAGE) {
-            amount *= this._terminal.rows;
-        }
-        return amount;
-    };
-    Viewport.prototype.onTouchStart = function (ev) {
-        this._lastTouchY = ev.touches[0].pageY;
-    };
-    Viewport.prototype.onTouchMove = function (ev) {
-        var deltaY = this._lastTouchY - ev.touches[0].pageY;
-        this._lastTouchY = ev.touches[0].pageY;
-        if (deltaY === 0) {
-            return;
-        }
-        this._viewportElement.scrollTop += deltaY;
-        ev.preventDefault();
-    };
-    return Viewport;
-}(Lifecycle_1.Disposable));
-exports.Viewport = Viewport;
-
-},{"./common/Lifecycle":17,"./ui/Lifecycle":47}],16:[function(require,module,exports){
-"use strict";
-var __extends = (this && this.__extends) || (function () {
-    var extendStatics = Object.setPrototypeOf ||
-        ({ __proto__: [] } instanceof Array && function (d, b) { d.__proto__ = b; }) ||
-        function (d, b) { for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p]; };
-    return function (d, b) {
-        extendStatics(d, b);
-        function __() { this.constructor = d; }
-        d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
-    };
-})();
-Object.defineProperty(exports, "__esModule", { value: true });
-var EventEmitter_1 = require("../EventEmitter");
-var CircularList = (function (_super) {
-    __extends(CircularList, _super);
-    function CircularList(_maxLength) {
-        var _this = _super.call(this) || this;
-        _this._maxLength = _maxLength;
-        _this._array = new Array(_this._maxLength);
-        _this._startIndex = 0;
-        _this._length = 0;
-        return _this;
-    }
-    Object.defineProperty(CircularList.prototype, "maxLength", {
-        get: function () {
-            return this._maxLength;
-        },
-        set: function (newMaxLength) {
-            if (this._maxLength === newMaxLength) {
-                return;
-            }
-            var newArray = new Array(newMaxLength);
-            for (var i = 0; i < Math.min(newMaxLength, this.length); i++) {
-                newArray[i] = this._array[this._getCyclicIndex(i)];
-            }
-            this._array = newArray;
-            this._maxLength = newMaxLength;
-            this._startIndex = 0;
-        },
-        enumerable: true,
-        configurable: true
-    });
-    Object.defineProperty(CircularList.prototype, "length", {
-        get: function () {
-            return this._length;
-        },
-        set: function (newLength) {
-            if (newLength > this._length) {
-                for (var i = this._length; i < newLength; i++) {
-                    this._array[i] = undefined;
-                }
-            }
-            this._length = newLength;
-        },
-        enumerable: true,
-        configurable: true
-    });
-    CircularList.prototype.get = function (index) {
-        return this._array[this._getCyclicIndex(index)];
-    };
-    CircularList.prototype.set = function (index, value) {
-        this._array[this._getCyclicIndex(index)] = value;
-    };
-    CircularList.prototype.push = function (value) {
-        this._array[this._getCyclicIndex(this._length)] = value;
-        if (this._length === this._maxLength) {
-            this._startIndex++;
-            if (this._startIndex === this._maxLength) {
-                this._startIndex = 0;
-            }
-            this.emit('trim', 1);
-        }
-        else {
-            this._length++;
-        }
-    };
-    CircularList.prototype.pop = function () {
-        return this._array[this._getCyclicIndex(this._length-- - 1)];
-    };
-    CircularList.prototype.splice = function (start, deleteCount) {
-        var items = [];
-        for (var _i = 2; _i < arguments.length; _i++) {
-            items[_i - 2] = arguments[_i];
-        }
-        if (deleteCount) {
-            for (var i = start; i < this._length - deleteCount; i++) {
-                this._array[this._getCyclicIndex(i)] = this._array[this._getCyclicIndex(i + deleteCount)];
-            }
-            this._length -= deleteCount;
-        }
-        if (items && items.length) {
-            for (var i = this._length - 1; i >= start; i--) {
-                this._array[this._getCyclicIndex(i + items.length)] = this._array[this._getCyclicIndex(i)];
-            }
-            for (var i = 0; i < items.length; i++) {
-                this._array[this._getCyclicIndex(start + i)] = items[i];
-            }
-            if (this._length + items.length > this.maxLength) {
-                var countToTrim = (this._length + items.length) - this.maxLength;
-                this._startIndex += countToTrim;
-                this._length = this.maxLength;
-                this.emit('trim', countToTrim);
-            }
-            else {
-                this._length += items.length;
-            }
-        }
-    };
-    CircularList.prototype.trimStart = function (count) {
-        if (count > this._length) {
-            count = this._length;
-        }
-        this._startIndex += count;
-        this._length -= count;
-        this.emit('trim', count);
-    };
-    CircularList.prototype.shiftElements = function (start, count, offset) {
-        if (count <= 0) {
-            return;
-        }
-        if (start < 0 || start >= this._length) {
-            throw new Error('start argument out of range');
-        }
-        if (start + offset < 0) {
-            throw new Error('Cannot shift elements in list beyond index 0');
-        }
-        if (offset > 0) {
-            for (var i = count - 1; i >= 0; i--) {
-                this.set(start + i + offset, this.get(start + i));
-            }
-            var expandListBy = (start + count + offset) - this._length;
-            if (expandListBy > 0) {
-                this._length += expandListBy;
-                while (this._length > this.maxLength) {
-                    this._length--;
-                    this._startIndex++;
-                    this.emit('trim', 1);
-                }
-            }
-        }
-        else {
-            for (var i = 0; i < count; i++) {
-                this.set(start + i + offset, this.get(start + i));
-            }
-        }
-    };
-    CircularList.prototype._getCyclicIndex = function (index) {
-        return (this._startIndex + index) % this.maxLength;
-    };
-    return CircularList;
-}(EventEmitter_1.EventEmitter));
-exports.CircularList = CircularList;
-
-},{"../EventEmitter":7}],17:[function(require,module,exports){
-"use strict";
-Object.defineProperty(exports, "__esModule", { value: true });
-var Disposable = (function () {
-    function Disposable() {
-        this._disposables = [];
-        this._isDisposed = false;
-    }
-    Disposable.prototype.dispose = function () {
-        this._isDisposed = true;
-        this._disposables.forEach(function (d) { return d.dispose(); });
-        this._disposables.length = 0;
-    };
-    Disposable.prototype.register = function (d) {
-        this._disposables.push(d);
-    };
-    Disposable.prototype.unregister = function (d) {
-        var index = this._disposables.indexOf(d);
-        if (index !== -1) {
-            this._disposables.splice(index, 1);
-        }
-    };
-    return Disposable;
-}());
-exports.Disposable = Disposable;
-
-},{}],18:[function(require,module,exports){
-"use strict";
-Object.defineProperty(exports, "__esModule", { value: true });
-var C0;
-(function (C0) {
-    C0.NUL = '\x00';
-    C0.SOH = '\x01';
-    C0.STX = '\x02';
-    C0.ETX = '\x03';
-    C0.EOT = '\x04';
-    C0.ENQ = '\x05';
-    C0.ACK = '\x06';
-    C0.BEL = '\x07';
-    C0.BS = '\x08';
-    C0.HT = '\x09';
-    C0.LF = '\x0a';
-    C0.VT = '\x0b';
-    C0.FF = '\x0c';
-    C0.CR = '\x0d';
-    C0.SO = '\x0e';
-    C0.SI = '\x0f';
-    C0.DLE = '\x10';
-    C0.DC1 = '\x11';
-    C0.DC2 = '\x12';
-    C0.DC3 = '\x13';
-    C0.DC4 = '\x14';
-    C0.NAK = '\x15';
-    C0.SYN = '\x16';
-    C0.ETB = '\x17';
-    C0.CAN = '\x18';
-    C0.EM = '\x19';
-    C0.SUB = '\x1a';
-    C0.ESC = '\x1b';
-    C0.FS = '\x1c';
-    C0.GS = '\x1d';
-    C0.RS = '\x1e';
-    C0.US = '\x1f';
-    C0.SP = '\x20';
-    C0.DEL = '\x7f';
-})(C0 = exports.C0 || (exports.C0 = {}));
-var C1;
-(function (C1) {
-    C1.PAD = '\x80';
-    C1.HOP = '\x81';
-    C1.BPH = '\x82';
-    C1.NBH = '\x83';
-    C1.IND = '\x84';
-    C1.NEL = '\x85';
-    C1.SSA = '\x86';
-    C1.ESA = '\x87';
-    C1.HTS = '\x88';
-    C1.HTJ = '\x89';
-    C1.VTS = '\x8a';
-    C1.PLD = '\x8b';
-    C1.PLU = '\x8c';
-    C1.RI = '\x8d';
-    C1.SS2 = '\x8e';
-    C1.SS3 = '\x8f';
-    C1.DCS = '\x90';
-    C1.PU1 = '\x91';
-    C1.PU2 = '\x92';
-    C1.STS = '\x93';
-    C1.CCH = '\x94';
-    C1.MW = '\x95';
-    C1.SPA = '\x96';
-    C1.EPA = '\x97';
-    C1.SOS = '\x98';
-    C1.SGCI = '\x99';
-    C1.SCI = '\x9a';
-    C1.CSI = '\x9b';
-    C1.ST = '\x9c';
-    C1.OSC = '\x9d';
-    C1.PM = '\x9e';
-    C1.APC = '\x9f';
-})(C1 = exports.C1 || (exports.C1 = {}));
-
-},{}],19:[function(require,module,exports){
-"use strict";
-Object.defineProperty(exports, "__esModule", { value: true });
-exports.CHARSETS = {};
-exports.DEFAULT_CHARSET = exports.CHARSETS['B'];
-exports.CHARSETS['0'] = {
-    '`': '\u25c6',
-    'a': '\u2592',
-    'b': '\u0009',
-    'c': '\u000c',
-    'd': '\u000d',
-    'e': '\u000a',
-    'f': '\u00b0',
-    'g': '\u00b1',
-    'h': '\u2424',
-    'i': '\u000b',
-    'j': '\u2518',
-    'k': '\u2510',
-    'l': '\u250c',
-    'm': '\u2514',
-    'n': '\u253c',
-    'o': '\u23ba',
-    'p': '\u23bb',
-    'q': '\u2500',
-    'r': '\u23bc',
-    's': '\u23bd',
-    't': '\u251c',
-    'u': '\u2524',
-    'v': '\u2534',
-    'w': '\u252c',
-    'x': '\u2502',
-    'y': '\u2264',
-    'z': '\u2265',
-    '{': '\u03c0',
-    '|': '\u2260',
-    '}': '\u00a3',
-    '~': '\u00b7'
-};
-exports.CHARSETS['A'] = {
-    '#': '£'
-};
-exports.CHARSETS['B'] = null;
-exports.CHARSETS['4'] = {
-    '#': '£',
-    '@': '¾',
-    '[': 'ij',
-    '\\': '½',
-    ']': '|',
-    '{': '¨',
-    '|': 'f',
-    '}': '¼',
-    '~': '´'
-};
-exports.CHARSETS['C'] =
-    exports.CHARSETS['5'] = {
-        '[': 'Ä',
-        '\\': 'Ö',
-        ']': 'Å',
-        '^': 'Ü',
-        '`': 'é',
-        '{': 'ä',
-        '|': 'ö',
-        '}': 'å',
-        '~': 'ü'
-    };
-exports.CHARSETS['R'] = {
-    '#': '£',
-    '@': 'à',
-    '[': '°',
-    '\\': 'ç',
-    ']': '§',
-    '{': 'é',
-    '|': 'ù',
-    '}': 'è',
-    '~': '¨'
-};
-exports.CHARSETS['Q'] = {
-    '@': 'à',
-    '[': 'â',
-    '\\': 'ç',
-    ']': 'ê',
-    '^': 'î',
-    '`': 'ô',
-    '{': 'é',
-    '|': 'ù',
-    '}': 'è',
-    '~': 'û'
-};
-exports.CHARSETS['K'] = {
-    '@': '§',
-    '[': 'Ä',
-    '\\': 'Ö',
-    ']': 'Ü',
-    '{': 'ä',
-    '|': 'ö',
-    '}': 'ü',
-    '~': 'ß'
-};
-exports.CHARSETS['Y'] = {
-    '#': '£',
-    '@': '§',
-    '[': '°',
-    '\\': 'ç',
-    ']': 'é',
-    '`': 'ù',
-    '{': 'à',
-    '|': 'ò',
-    '}': 'è',
-    '~': 'ì'
-};
-exports.CHARSETS['E'] =
-    exports.CHARSETS['6'] = {
-        '@': 'Ä',
-        '[': 'Æ',
-        '\\': 'Ø',
-        ']': 'Å',
-        '^': 'Ü',
-        '`': 'ä',
-        '{': 'æ',
-        '|': 'ø',
-        '}': 'å',
-        '~': 'ü'
-    };
-exports.CHARSETS['Z'] = {
-    '#': '£',
-    '@': '§',
-    '[': '¡',
-    '\\': 'Ñ',
-    ']': '¿',
-    '{': '°',
-    '|': 'ñ',
-    '}': 'ç'
-};
-exports.CHARSETS['H'] =
-    exports.CHARSETS['7'] = {
-        '@': 'É',
-        '[': 'Ä',
-        '\\': 'Ö',
-        ']': 'Å',
-        '^': 'Ü',
-        '`': 'é',
-        '{': 'ä',
-        '|': 'ö',
-        '}': 'å',
-        '~': 'ü'
-    };
-exports.CHARSETS['='] = {
-    '#': 'ù',
-    '@': 'à',
-    '[': 'é',
-    '\\': 'ç',
-    ']': 'ê',
-    '^': 'î',
-    '_': 'è',
-    '`': 'ô',
-    '{': 'ä',
-    '|': 'ö',
-    '}': 'ü',
-    '~': 'û'
-};
-
-},{}],20:[function(require,module,exports){
-"use strict";
-Object.defineProperty(exports, "__esModule", { value: true });
-var EscapeSequences_1 = require("../../common/data/EscapeSequences");
-var KEYCODE_KEY_MAPPINGS = {
-    48: ['0', ')'],
-    49: ['1', '!'],
-    50: ['2', '@'],
-    51: ['3', '#'],
-    52: ['4', '$'],
-    53: ['5', '%'],
-    54: ['6', '^'],
-    55: ['7', '&'],
-    56: ['8', '*'],
-    57: ['9', '('],
-    186: [';', ':'],
-    187: ['=', '+'],
-    188: [',', '<'],
-    189: ['-', '_'],
-    190: ['.', '>'],
-    191: ['/', '?'],
-    192: ['`', '~'],
-    219: ['[', '{'],
-    220: ['\\', '|'],
-    221: [']', '}'],
-    222: ['\'', '"']
-};
-function evaluateKeyboardEvent(ev, applicationCursorMode, isMac, macOptionIsMeta) {
-    var result = {
-        type: 0,
-        cancel: false,
-        key: undefined
-    };
-    var modifiers = (ev.shiftKey ? 1 : 0) | (ev.altKey ? 2 : 0) | (ev.ctrlKey ? 4 : 0) | (ev.metaKey ? 8 : 0);
-    switch (ev.keyCode) {
-        case 0:
-            if (ev.key === 'UIKeyInputUpArrow') {
-                if (applicationCursorMode) {
-                    result.key = EscapeSequences_1.C0.ESC + 'OA';
-                }
-                else {
-                    result.key = EscapeSequences_1.C0.ESC + '[A';
-                }
-            }
-            else if (ev.key === 'UIKeyInputLeftArrow') {
-                if (applicationCursorMode) {
-                    result.key = EscapeSequences_1.C0.ESC + 'OD';
-                }
-                else {
-                    result.key = EscapeSequences_1.C0.ESC + '[D';
-                }
-            }
-            else if (ev.key === 'UIKeyInputRightArrow') {
-                if (applicationCursorMode) {
-                    result.key = EscapeSequences_1.C0.ESC + 'OC';
-                }
-                else {
-                    result.key = EscapeSequences_1.C0.ESC + '[C';
-                }
-            }
-            else if (ev.key === 'UIKeyInputDownArrow') {
-                if (applicationCursorMode) {
-                    result.key = EscapeSequences_1.C0.ESC + 'OB';
-                }
-                else {
-                    result.key = EscapeSequences_1.C0.ESC + '[B';
-                }
-            }
-            break;
-        case 8:
-            if (ev.shiftKey) {
-                result.key = EscapeSequences_1.C0.BS;
-                break;
-            }
-            else if (ev.altKey) {
-                result.key = EscapeSequences_1.C0.ESC + EscapeSequences_1.C0.DEL;
-                break;
-            }
-            result.key = EscapeSequences_1.C0.DEL;
-            break;
-        case 9:
-            if (ev.shiftKey) {
-                result.key = EscapeSequences_1.C0.ESC + '[Z';
-                break;
-            }
-            result.key = EscapeSequences_1.C0.HT;
-            result.cancel = true;
-            break;
-        case 13:
-            result.key = EscapeSequences_1.C0.CR;
-            result.cancel = true;
-            break;
-        case 27:
-            result.key = EscapeSequences_1.C0.ESC;
-            result.cancel = true;
-            break;
-        case 37:
-            if (modifiers) {
-                result.key = EscapeSequences_1.C0.ESC + '[1;' + (modifiers + 1) + 'D';
-                if (result.key === EscapeSequences_1.C0.ESC + '[1;3D') {
-                    result.key = isMac ? EscapeSequences_1.C0.ESC + 'b' : EscapeSequences_1.C0.ESC + '[1;5D';
-                }
-            }
-            else if (applicationCursorMode) {
-                result.key = EscapeSequences_1.C0.ESC + 'OD';
-            }
-            else {
-                result.key = EscapeSequences_1.C0.ESC + '[D';
-            }
-            break;
-        case 39:
-            if (modifiers) {
-                result.key = EscapeSequences_1.C0.ESC + '[1;' + (modifiers + 1) + 'C';
-                if (result.key === EscapeSequences_1.C0.ESC + '[1;3C') {
-                    result.key = isMac ? EscapeSequences_1.C0.ESC + 'f' : EscapeSequences_1.C0.ESC + '[1;5C';
-                }
-            }
-            else if (applicationCursorMode) {
-                result.key = EscapeSequences_1.C0.ESC + 'OC';
-            }
-            else {
-                result.key = EscapeSequences_1.C0.ESC + '[C';
-            }
-            break;
-        case 38:
-            if (modifiers) {
-                result.key = EscapeSequences_1.C0.ESC + '[1;' + (modifiers + 1) + 'A';
-                if (result.key === EscapeSequences_1.C0.ESC + '[1;3A') {
-                    result.key = EscapeSequences_1.C0.ESC + '[1;5A';
-                }
-            }
-            else if (applicationCursorMode) {
-                result.key = EscapeSequences_1.C0.ESC + 'OA';
-            }
-            else {
-                result.key = EscapeSequences_1.C0.ESC + '[A';
-            }
-            break;
-        case 40:
-            if (modifiers) {
-                result.key = EscapeSequences_1.C0.ESC + '[1;' + (modifiers + 1) + 'B';
-                if (result.key === EscapeSequences_1.C0.ESC + '[1;3B') {
-                    result.key = EscapeSequences_1.C0.ESC + '[1;5B';
-                }
-            }
-            else if (applicationCursorMode) {
-                result.key = EscapeSequences_1.C0.ESC + 'OB';
-            }
-            else {
-                result.key = EscapeSequences_1.C0.ESC + '[B';
-            }
-            break;
-        case 45:
-            if (!ev.shiftKey && !ev.ctrlKey) {
-                result.key = EscapeSequences_1.C0.ESC + '[2~';
-            }
-            break;
-        case 46:
-            if (modifiers) {
-                result.key = EscapeSequences_1.C0.ESC + '[3;' + (modifiers + 1) + '~';
-            }
-            else {
-                result.key = EscapeSequences_1.C0.ESC + '[3~';
-            }
-            break;
-        case 36:
-            if (modifiers) {
-                result.key = EscapeSequences_1.C0.ESC + '[1;' + (modifiers + 1) + 'H';
-            }
-            else if (applicationCursorMode) {
-                result.key = EscapeSequences_1.C0.ESC + 'OH';
-            }
-            else {
-                result.key = EscapeSequences_1.C0.ESC + '[H';
-            }
-            break;
-        case 35:
-            if (modifiers) {
-                result.key = EscapeSequences_1.C0.ESC + '[1;' + (modifiers + 1) + 'F';
-            }
-            else if (applicationCursorMode) {
-                result.key = EscapeSequences_1.C0.ESC + 'OF';
-            }
-            else {
-                result.key = EscapeSequences_1.C0.ESC + '[F';
-            }
-            break;
-        case 33:
-            if (ev.shiftKey) {
-                result.type = 2;
-            }
-            else {
-                result.key = EscapeSequences_1.C0.ESC + '[5~';
-            }
-            break;
-        case 34:
-            if (ev.shiftKey) {
-                result.type = 3;
-            }
-            else {
-                result.key = EscapeSequences_1.C0.ESC + '[6~';
-            }
-            break;
-        case 112:
-            if (modifiers) {
-                result.key = EscapeSequences_1.C0.ESC + '[1;' + (modifiers + 1) + 'P';
-            }
-            else {
-                result.key = EscapeSequences_1.C0.ESC + 'OP';
-            }
-            break;
-        case 113:
-            if (modifiers) {
-                result.key = EscapeSequences_1.C0.ESC + '[1;' + (modifiers + 1) + 'Q';
-            }
-            else {
-                result.key = EscapeSequences_1.C0.ESC + 'OQ';
-            }
-            break;
-        case 114:
-            if (modifiers) {
-                result.key = EscapeSequences_1.C0.ESC + '[1;' + (modifiers + 1) + 'R';
-            }
-            else {
-                result.key = EscapeSequences_1.C0.ESC + 'OR';
-            }
-            break;
-        case 115:
-            if (modifiers) {
-                result.key = EscapeSequences_1.C0.ESC + '[1;' + (modifiers + 1) + 'S';
-            }
-            else {
-                result.key = EscapeSequences_1.C0.ESC + 'OS';
-            }
-            break;
-        case 116:
-            if (modifiers) {
-                result.key = EscapeSequences_1.C0.ESC + '[15;' + (modifiers + 1) + '~';
-            }
-            else {
-                result.key = EscapeSequences_1.C0.ESC + '[15~';
-            }
-            break;
-        case 117:
-            if (modifiers) {
-                result.key = EscapeSequences_1.C0.ESC + '[17;' + (modifiers + 1) + '~';
-            }
-            else {
-                result.key = EscapeSequences_1.C0.ESC + '[17~';
-            }
-            break;
-        case 118:
-            if (modifiers) {
-                result.key = EscapeSequences_1.C0.ESC + '[18;' + (modifiers + 1) + '~';
-            }
-            else {
-                result.key = EscapeSequences_1.C0.ESC + '[18~';
-            }
-            break;
-        case 119:
-            if (modifiers) {
-                result.key = EscapeSequences_1.C0.ESC + '[19;' + (modifiers + 1) + '~';
-            }
-            else {
-                result.key = EscapeSequences_1.C0.ESC + '[19~';
-            }
-            break;
-        case 120:
-            if (modifiers) {
-                result.key = EscapeSequences_1.C0.ESC + '[20;' + (modifiers + 1) + '~';
-            }
-            else {
-                result.key = EscapeSequences_1.C0.ESC + '[20~';
-            }
-            break;
-        case 121:
-            if (modifiers) {
-                result.key = EscapeSequences_1.C0.ESC + '[21;' + (modifiers + 1) + '~';
-            }
-            else {
-                result.key = EscapeSequences_1.C0.ESC + '[21~';
-            }
-            break;
-        case 122:
-            if (modifiers) {
-                result.key = EscapeSequences_1.C0.ESC + '[23;' + (modifiers + 1) + '~';
-            }
-            else {
-                result.key = EscapeSequences_1.C0.ESC + '[23~';
-            }
-            break;
-        case 123:
-            if (modifiers) {
-                result.key = EscapeSequences_1.C0.ESC + '[24;' + (modifiers + 1) + '~';
-            }
-            else {
-                result.key = EscapeSequences_1.C0.ESC + '[24~';
-            }
-            break;
-        default:
-            if (ev.ctrlKey && !ev.shiftKey && !ev.altKey && !ev.metaKey) {
-                if (ev.keyCode >= 65 && ev.keyCode <= 90) {
-                    result.key = String.fromCharCode(ev.keyCode - 64);
-                }
-                else if (ev.keyCode === 32) {
-                    result.key = String.fromCharCode(0);
-                }
-                else if (ev.keyCode >= 51 && ev.keyCode <= 55) {
-                    result.key = String.fromCharCode(ev.keyCode - 51 + 27);
-                }
-                else if (ev.keyCode === 56) {
-                    result.key = String.fromCharCode(127);
-                }
-                else if (ev.keyCode === 219) {
-                    result.key = String.fromCharCode(27);
-                }
-                else if (ev.keyCode === 220) {
-                    result.key = String.fromCharCode(28);
-                }
-                else if (ev.keyCode === 221) {
-                    result.key = String.fromCharCode(29);
-                }
-            }
-            else if ((!isMac || macOptionIsMeta) && ev.altKey && !ev.metaKey) {
-                var keyMapping = KEYCODE_KEY_MAPPINGS[ev.keyCode];
-                var key = keyMapping && keyMapping[!ev.shiftKey ? 0 : 1];
-                if (key) {
-                    result.key = EscapeSequences_1.C0.ESC + key;
-                }
-                else if (ev.keyCode >= 65 && ev.keyCode <= 90) {
-                    var keyCode = ev.ctrlKey ? ev.keyCode - 64 : ev.keyCode + 32;
-                    result.key = EscapeSequences_1.C0.ESC + String.fromCharCode(keyCode);
-                }
-            }
-            else if (isMac && !ev.altKey && !ev.ctrlKey && ev.metaKey) {
-                if (ev.keyCode === 65) {
-                    result.type = 1;
-                }
-            }
-            break;
-    }
-    return result;
-}
-exports.evaluateKeyboardEvent = evaluateKeyboardEvent;
-
-},{"../../common/data/EscapeSequences":18}],21:[function(require,module,exports){
-"use strict";
-Object.defineProperty(exports, "__esModule", { value: true });
-var EscapeSequences_1 = require("../common/data/EscapeSequences");
-var AltClickHandler = (function () {
-    function AltClickHandler(_mouseEvent, _terminal) {
-        this._mouseEvent = _mouseEvent;
-        this._terminal = _terminal;
-        this._lines = this._terminal.buffer.lines;
-        this._startCol = this._terminal.buffer.x;
-        this._startRow = this._terminal.buffer.y;
-        var coordinates = this._terminal.mouseHelper.getCoords(this._mouseEvent, this._terminal.element, this._terminal.charMeasure, this._terminal.options.lineHeight, this._terminal.cols, this._terminal.rows, false);
-        if (coordinates) {
-            _a = coordinates.map(function (coordinate) {
-                return coordinate - 1;
-            }), this._endCol = _a[0], this._endRow = _a[1];
-        }
-        var _a;
-    }
-    AltClickHandler.prototype.move = function () {
-        if (this._mouseEvent.altKey && this._endCol !== undefined && this._endRow !== undefined) {
-            this._terminal.handler(this._arrowSequences());
-        }
-    };
-    AltClickHandler.prototype._arrowSequences = function () {
-        if (!this._terminal.buffer.hasScrollback) {
-            return this._resetStartingRow() + this._moveToRequestedRow() + this._moveToRequestedCol();
-        }
-        return this._moveHorizontallyOnly();
-    };
-    AltClickHandler.prototype._resetStartingRow = function () {
-        if (this._moveToRequestedRow().length === 0) {
-            return '';
-        }
-        return repeat(this._bufferLine(this._startCol, this._startRow, this._startCol, this._startRow - this._wrappedRowsForRow(this._startRow), false).length, this._sequence("D"));
-    };
-    AltClickHandler.prototype._moveToRequestedRow = function () {
-        var startRow = this._startRow - this._wrappedRowsForRow(this._startRow);
-        var endRow = this._endRow - this._wrappedRowsForRow(this._endRow);
-        var rowsToMove = Math.abs(startRow - endRow) - this._wrappedRowsCount();
-        return repeat(rowsToMove, this._sequence(this._verticalDirection()));
-    };
-    AltClickHandler.prototype._moveToRequestedCol = function () {
-        var startRow;
-        if (this._moveToRequestedRow().length > 0) {
-            startRow = this._endRow - this._wrappedRowsForRow(this._endRow);
-        }
-        else {
-            startRow = this._startRow;
-        }
-        var endRow = this._endRow;
-        var direction = this._horizontalDirection();
-        return repeat(this._bufferLine(this._startCol, startRow, this._endCol, endRow, direction === "C").length, this._sequence(direction));
-    };
-    AltClickHandler.prototype._moveHorizontallyOnly = function () {
-        var direction = this._horizontalDirection();
-        return repeat(Math.abs(this._startCol - this._endCol), this._sequence(direction));
-    };
-    AltClickHandler.prototype._wrappedRowsCount = function () {
-        var wrappedRows = 0;
-        var startRow = this._startRow - this._wrappedRowsForRow(this._startRow);
-        var endRow = this._endRow - this._wrappedRowsForRow(this._endRow);
-        for (var i = 0; i < Math.abs(startRow - endRow); i++) {
-            var direction = this._verticalDirection() === "A" ? -1 : 1;
-            if (this._lines.get(startRow + (direction * i)).isWrapped) {
-                wrappedRows++;
-            }
-        }
-        return wrappedRows;
-    };
-    AltClickHandler.prototype._wrappedRowsForRow = function (currentRow) {
-        var rowCount = 0;
-        var lineWraps = this._lines.get(currentRow).isWrapped;
-        while (lineWraps && currentRow >= 0 && currentRow < this._terminal.rows) {
-            rowCount++;
-            currentRow--;
-            lineWraps = this._lines.get(currentRow).isWrapped;
-        }
-        return rowCount;
-    };
-    AltClickHandler.prototype._horizontalDirection = function () {
-        var startRow;
-        if (this._moveToRequestedRow().length > 0) {
-            startRow = this._endRow - this._wrappedRowsForRow(this._endRow);
-        }
-        else {
-            startRow = this._startRow;
-        }
-        if ((this._startCol < this._endCol &&
-            startRow <= this._endRow) ||
-            (this._startCol >= this._endCol &&
-                startRow < this._endRow)) {
-            return "C";
-        }
-        return "D";
-    };
-    AltClickHandler.prototype._verticalDirection = function () {
-        if (this._startRow > this._endRow) {
-            return "A";
-        }
-        return "B";
-    };
-    AltClickHandler.prototype._bufferLine = function (startCol, startRow, endCol, endRow, forward) {
-        var currentCol = startCol;
-        var currentRow = startRow;
-        var bufferStr = '';
-        while (currentCol !== endCol || currentRow !== endRow) {
-            currentCol += forward ? 1 : -1;
-            if (forward && currentCol > this._terminal.cols - 1) {
-                bufferStr += this._terminal.buffer.translateBufferLineToString(currentRow, false, startCol, currentCol);
-                currentCol = 0;
-                startCol = 0;
-                currentRow++;
-            }
-            else if (!forward && currentCol < 0) {
-                bufferStr += this._terminal.buffer.translateBufferLineToString(currentRow, false, 0, startCol + 1);
-                currentCol = this._terminal.cols - 1;
-                startCol = currentCol;
-                currentRow--;
-            }
-        }
-        return bufferStr + this._terminal.buffer.translateBufferLineToString(currentRow, false, startCol, currentCol);
-    };
-    AltClickHandler.prototype._sequence = function (direction) {
-        var mod = this._terminal.applicationCursor ? 'O' : '[';
-        return EscapeSequences_1.C0.ESC + mod + direction;
-    };
-    return AltClickHandler;
-}());
-exports.AltClickHandler = AltClickHandler;
-function repeat(count, str) {
-    count = Math.floor(count);
-    var rpt = '';
-    for (var i = 0; i < count; i++) {
-        rpt += str;
-    }
-    return rpt;
-}
-
-},{"../common/data/EscapeSequences":18}],22:[function(require,module,exports){
-"use strict";
-Object.defineProperty(exports, "__esModule", { value: true });
-function prepareTextForTerminal(text) {
-    return text.replace(/\r?\n/g, '\r');
-}
-exports.prepareTextForTerminal = prepareTextForTerminal;
-function bracketTextForPaste(text, bracketedPasteMode) {
-    if (bracketedPasteMode) {
-        return '\x1b[200~' + text + '\x1b[201~';
-    }
-    return text;
-}
-exports.bracketTextForPaste = bracketTextForPaste;
-function copyHandler(ev, term, selectionManager) {
-    if (term.browser.isMSIE) {
-        window.clipboardData.setData('Text', selectionManager.selectionText);
-    }
-    else {
-        ev.clipboardData.setData('text/plain', selectionManager.selectionText);
-    }
-    ev.preventDefault();
-}
-exports.copyHandler = copyHandler;
-function pasteHandler(ev, term) {
-    ev.stopPropagation();
-    var text;
-    var dispatchPaste = function (text) {
-        text = prepareTextForTerminal(text);
-        text = bracketTextForPaste(text, term.bracketedPasteMode);
-        term.handler(text);
-        term.textarea.value = '';
-        term.emit('paste', text);
-        term.cancel(ev);
-    };
-    if (term.browser.isMSIE) {
-        if (window.clipboardData) {
-            text = window.clipboardData.getData('Text');
-            dispatchPaste(text);
-        }
-    }
-    else {
-        if (ev.clipboardData) {
-            text = ev.clipboardData.getData('text/plain');
-            dispatchPaste(text);
-        }
-    }
-}
-exports.pasteHandler = pasteHandler;
-function moveTextAreaUnderMouseCursor(ev, textarea) {
-    textarea.style.position = 'fixed';
-    textarea.style.width = '20px';
-    textarea.style.height = '20px';
-    textarea.style.left = (ev.clientX - 10) + 'px';
-    textarea.style.top = (ev.clientY - 10) + 'px';
-    textarea.style.zIndex = '1000';
-    textarea.focus();
-    setTimeout(function () {
-        textarea.style.position = null;
-        textarea.style.width = null;
-        textarea.style.height = null;
-        textarea.style.left = null;
-        textarea.style.top = null;
-        textarea.style.zIndex = null;
-    }, 200);
-}
-exports.moveTextAreaUnderMouseCursor = moveTextAreaUnderMouseCursor;
-function rightClickHandler(ev, textarea, selectionManager, shouldSelectWord) {
-    moveTextAreaUnderMouseCursor(ev, textarea);
-    if (shouldSelectWord && !selectionManager.isClickInSelection(ev)) {
-        selectionManager.selectWordAtCursor(ev);
-    }
-    textarea.value = selectionManager.selectionText;
-    textarea.select();
-}
-exports.rightClickHandler = rightClickHandler;
-
-},{}],23:[function(require,module,exports){
-"use strict";
-Object.defineProperty(exports, "__esModule", { value: true });
-var Terminal_1 = require("../Terminal");
-var Strings = require("../Strings");
-var Terminal = (function () {
-    function Terminal(options) {
-        this._core = new Terminal_1.Terminal(options);
-    }
-    Object.defineProperty(Terminal.prototype, "element", {
-        get: function () { return this._core.element; },
-        enumerable: true,
-        configurable: true
-    });
-    Object.defineProperty(Terminal.prototype, "textarea", {
-        get: function () { return this._core.textarea; },
-        enumerable: true,
-        configurable: true
-    });
-    Object.defineProperty(Terminal.prototype, "rows", {
-        get: function () { return this._core.rows; },
-        enumerable: true,
-        configurable: true
-    });
-    Object.defineProperty(Terminal.prototype, "cols", {
-        get: function () { return this._core.cols; },
-        enumerable: true,
-        configurable: true
-    });
-    Object.defineProperty(Terminal.prototype, "markers", {
-        get: function () { return this._core.markers; },
-        enumerable: true,
-        configurable: true
-    });
-    Terminal.prototype.blur = function () {
-        this._core.blur();
-    };
-    Terminal.prototype.focus = function () {
-        this._core.focus();
-    };
-    Terminal.prototype.on = function (type, listener) {
-        this._core.on(type, listener);
-    };
-    Terminal.prototype.off = function (type, listener) {
-        this._core.off(type, listener);
-    };
-    Terminal.prototype.emit = function (type, data) {
-        this._core.emit(type, data);
-    };
-    Terminal.prototype.addDisposableListener = function (type, handler) {
-        return this._core.addDisposableListener(type, handler);
-    };
-    Terminal.prototype.resize = function (columns, rows) {
-        this._core.resize(columns, rows);
-    };
-    Terminal.prototype.writeln = function (data) {
-        this._core.writeln(data);
-    };
-    Terminal.prototype.open = function (parent) {
-        this._core.open(parent);
-    };
-    Terminal.prototype.attachCustomKeyEventHandler = function (customKeyEventHandler) {
-        this._core.attachCustomKeyEventHandler(customKeyEventHandler);
-    };
-    Terminal.prototype.registerLinkMatcher = function (regex, handler, options) {
-        return this._core.registerLinkMatcher(regex, handler, options);
-    };
-    Terminal.prototype.deregisterLinkMatcher = function (matcherId) {
-        this._core.deregisterLinkMatcher(matcherId);
-    };
-    Terminal.prototype.registerCharacterJoiner = function (handler) {
-        return this._core.registerCharacterJoiner(handler);
-    };
-    Terminal.prototype.deregisterCharacterJoiner = function (joinerId) {
-        this._core.deregisterCharacterJoiner(joinerId);
-    };
-    Terminal.prototype.addMarker = function (cursorYOffset) {
-        return this._core.addMarker(cursorYOffset);
-    };
-    Terminal.prototype.hasSelection = function () {
-        return this._core.hasSelection();
-    };
-    Terminal.prototype.getSelection = function () {
-        return this._core.getSelection();
-    };
-    Terminal.prototype.clearSelection = function () {
-        this._core.clearSelection();
-    };
-    Terminal.prototype.selectAll = function () {
-        this._core.selectAll();
-    };
-    Terminal.prototype.selectLines = function (start, end) {
-        this._core.selectLines(start, end);
-    };
-    Terminal.prototype.dispose = function () {
-        this._core.dispose();
-    };
-    Terminal.prototype.destroy = function () {
-        this._core.destroy();
-    };
-    Terminal.prototype.scrollLines = function (amount) {
-        this._core.scrollLines(amount);
-    };
-    Terminal.prototype.scrollPages = function (pageCount) {
-        this._core.scrollPages(pageCount);
-    };
-    Terminal.prototype.scrollToTop = function () {
-        this._core.scrollToTop();
-    };
-    Terminal.prototype.scrollToBottom = function () {
-        this._core.scrollToBottom();
-    };
-    Terminal.prototype.scrollToLine = function (line) {
-        this._core.scrollToLine(line);
-    };
-    Terminal.prototype.clear = function () {
-        this._core.clear();
-    };
-    Terminal.prototype.write = function (data) {
-        this._core.write(data);
-    };
-    Terminal.prototype.getOption = function (key) {
-        return this._core.getOption(key);
-    };
-    Terminal.prototype.setOption = function (key, value) {
-        this._core.setOption(key, value);
-    };
-    Terminal.prototype.refresh = function (start, end) {
-        this._core.refresh(start, end);
-    };
-    Terminal.prototype.reset = function () {
-        this._core.reset();
-    };
-    Terminal.applyAddon = function (addon) {
-        addon.apply(Terminal);
-    };
-    Object.defineProperty(Terminal, "strings", {
-        get: function () {
-            return Strings;
-        },
-        enumerable: true,
-        configurable: true
-    });
-    return Terminal;
-}());
-exports.Terminal = Terminal;
-
-},{"../Strings":13,"../Terminal":14}],24:[function(require,module,exports){
-"use strict";
-Object.defineProperty(exports, "__esModule", { value: true });
-var Types_1 = require("./atlas/Types");
-var CharAtlasCache_1 = require("./atlas/CharAtlasCache");
-var Buffer_1 = require("../Buffer");
-var BaseRenderLayer = (function () {
-    function BaseRenderLayer(_container, id, zIndex, _alpha, _colors) {
-        this._container = _container;
-        this._alpha = _alpha;
-        this._colors = _colors;
-        this._scaledCharWidth = 0;
-        this._scaledCharHeight = 0;
-        this._scaledCellWidth = 0;
-        this._scaledCellHeight = 0;
-        this._scaledCharLeft = 0;
-        this._scaledCharTop = 0;
-        this._canvas = document.createElement('canvas');
-        this._canvas.classList.add("xterm-" + id + "-layer");
-        this._canvas.style.zIndex = zIndex.toString();
-        this._initCanvas();
-        this._container.appendChild(this._canvas);
-    }
-    BaseRenderLayer.prototype.dispose = function () {
-        this._container.removeChild(this._canvas);
-    };
-    BaseRenderLayer.prototype._initCanvas = function () {
-        this._ctx = this._canvas.getContext('2d', { alpha: this._alpha });
-        if (!this._alpha) {
-            this.clearAll();
-        }
-    };
-    BaseRenderLayer.prototype.onOptionsChanged = function (terminal) { };
-    BaseRenderLayer.prototype.onBlur = function (terminal) { };
-    BaseRenderLayer.prototype.onFocus = function (terminal) { };
-    BaseRenderLayer.prototype.onCursorMove = function (terminal) { };
-    BaseRenderLayer.prototype.onGridChanged = function (terminal, startRow, endRow) { };
-    BaseRenderLayer.prototype.onSelectionChanged = function (terminal, start, end, columnSelectMode) {
-        if (columnSelectMode === void 0) { columnSelectMode = false; }
-    };
-    BaseRenderLayer.prototype.onThemeChanged = function (terminal, colorSet) {
-        this._refreshCharAtlas(terminal, colorSet);
-    };
-    BaseRenderLayer.prototype.setTransparency = function (terminal, alpha) {
-        if (alpha === this._alpha) {
-            return;
-        }
-        var oldCanvas = this._canvas;
-        this._alpha = alpha;
-        this._canvas = this._canvas.cloneNode();
-        this._initCanvas();
-        this._container.replaceChild(this._canvas, oldCanvas);
-        this._refreshCharAtlas(terminal, this._colors);
-        this.onGridChanged(terminal, 0, terminal.rows - 1);
-    };
-    BaseRenderLayer.prototype._refreshCharAtlas = function (terminal, colorSet) {
-        if (this._scaledCharWidth <= 0 && this._scaledCharHeight <= 0) {
-            return;
-        }
-        this._charAtlas = CharAtlasCache_1.acquireCharAtlas(terminal, colorSet, this._scaledCharWidth, this._scaledCharHeight);
-        this._charAtlas.warmUp();
-    };
-    BaseRenderLayer.prototype.resize = function (terminal, dim) {
-        this._scaledCellWidth = dim.scaledCellWidth;
-        this._scaledCellHeight = dim.scaledCellHeight;
-        this._scaledCharWidth = dim.scaledCharWidth;
-        this._scaledCharHeight = dim.scaledCharHeight;
-        this._scaledCharLeft = dim.scaledCharLeft;
-        this._scaledCharTop = dim.scaledCharTop;
-        this._canvas.width = dim.scaledCanvasWidth;
-        this._canvas.height = dim.scaledCanvasHeight;
-        this._canvas.style.width = dim.canvasWidth + "px";
-        this._canvas.style.height = dim.canvasHeight + "px";
-        if (!this._alpha) {
-            this.clearAll();
-        }
-        this._refreshCharAtlas(terminal, this._colors);
-    };
-    BaseRenderLayer.prototype.fillCells = function (x, y, width, height) {
-        this._ctx.fillRect(x * this._scaledCellWidth, y * this._scaledCellHeight, width * this._scaledCellWidth, height * this._scaledCellHeight);
-    };
-    BaseRenderLayer.prototype.fillBottomLineAtCells = function (x, y, width) {
-        if (width === void 0) { width = 1; }
-        this._ctx.fillRect(x * this._scaledCellWidth, (y + 1) * this._scaledCellHeight - window.devicePixelRatio - 1, width * this._scaledCellWidth, window.devicePixelRatio);
-    };
-    BaseRenderLayer.prototype.fillLeftLineAtCell = function (x, y) {
-        this._ctx.fillRect(x * this._scaledCellWidth, y * this._scaledCellHeight, window.devicePixelRatio, this._scaledCellHeight);
-    };
-    BaseRenderLayer.prototype.strokeRectAtCell = function (x, y, width, height) {
-        this._ctx.lineWidth = window.devicePixelRatio;
-        this._ctx.strokeRect(x * this._scaledCellWidth + window.devicePixelRatio / 2, y * this._scaledCellHeight + (window.devicePixelRatio / 2), width * this._scaledCellWidth - window.devicePixelRatio, (height * this._scaledCellHeight) - window.devicePixelRatio);
-    };
-    BaseRenderLayer.prototype.clearAll = function () {
-        if (this._alpha) {
-            this._ctx.clearRect(0, 0, this._canvas.width, this._canvas.height);
-        }
-        else {
-            this._ctx.fillStyle = this._colors.background.css;
-            this._ctx.fillRect(0, 0, this._canvas.width, this._canvas.height);
-        }
-    };
-    BaseRenderLayer.prototype.clearCells = function (x, y, width, height) {
-        if (this._alpha) {
-            this._ctx.clearRect(x * this._scaledCellWidth, y * this._scaledCellHeight, width * this._scaledCellWidth, height * this._scaledCellHeight);
-        }
-        else {
-            this._ctx.fillStyle = this._colors.background.css;
-            this._ctx.fillRect(x * this._scaledCellWidth, y * this._scaledCellHeight, width * this._scaledCellWidth, height * this._scaledCellHeight);
-        }
-    };
-    BaseRenderLayer.prototype.fillCharTrueColor = function (terminal, charData, x, y) {
-        this._ctx.font = this._getFont(terminal, false, false);
-        this._ctx.textBaseline = 'top';
-        this._clipRow(terminal, y);
-        this._ctx.fillText(charData[Buffer_1.CHAR_DATA_CHAR_INDEX], x * this._scaledCellWidth + this._scaledCharLeft, y * this._scaledCellHeight + this._scaledCharTop);
-    };
-    BaseRenderLayer.prototype.drawChars = function (terminal, chars, code, width, x, y, fg, bg, bold, dim, italic) {
-        var drawInBrightColor = terminal.options.drawBoldTextInBrightColors && bold && fg < 8 && fg !== Types_1.INVERTED_DEFAULT_COLOR;
-        fg += drawInBrightColor ? 8 : 0;
-        var atlasDidDraw = this._charAtlas && this._charAtlas.draw(this._ctx, { chars: chars, code: code, bg: bg, fg: fg, bold: bold && terminal.options.enableBold, dim: dim, italic: italic }, x * this._scaledCellWidth + this._scaledCharLeft, y * this._scaledCellHeight + this._scaledCharTop);
-        if (!atlasDidDraw) {
-            this._drawUncachedChars(terminal, chars, width, fg, x, y, bold && terminal.options.enableBold, dim, italic);
-        }
-    };
-    BaseRenderLayer.prototype._drawUncachedChars = function (terminal, chars, width, fg, x, y, bold, dim, italic) {
-        this._ctx.save();
-        this._ctx.font = this._getFont(terminal, bold, italic);
-        this._ctx.textBaseline = 'top';
-        if (fg === Types_1.INVERTED_DEFAULT_COLOR) {
-            this._ctx.fillStyle = this._colors.background.css;
-        }
-        else if (fg < 256) {
-            this._ctx.fillStyle = this._colors.ansi[fg].css;
-        }
-        else {
-            this._ctx.fillStyle = this._colors.foreground.css;
-        }
-        this._clipRow(terminal, y);
-        if (dim) {
-            this._ctx.globalAlpha = Types_1.DIM_OPACITY;
-        }
-        this._ctx.fillText(chars, x * this._scaledCellWidth + this._scaledCharLeft, y * this._scaledCellHeight + this._scaledCharTop);
-        this._ctx.restore();
-    };
-    BaseRenderLayer.prototype._clipRow = function (terminal, y) {
-        this._ctx.beginPath();
-        this._ctx.rect(0, y * this._scaledCellHeight, terminal.cols * this._scaledCellWidth, this._scaledCellHeight);
-        this._ctx.clip();
-    };
-    BaseRenderLayer.prototype._getFont = function (terminal, isBold, isItalic) {
-        var fontWeight = isBold ? terminal.options.fontWeightBold : terminal.options.fontWeight;
-        var fontStyle = isItalic ? 'italic' : '';
-        return fontStyle + " " + fontWeight + " " + terminal.options.fontSize * window.devicePixelRatio + "px " + terminal.options.fontFamily;
-    };
-    return BaseRenderLayer;
-}());
-exports.BaseRenderLayer = BaseRenderLayer;
-
-},{"../Buffer":2,"./atlas/CharAtlasCache":34,"./atlas/Types":40}],25:[function(require,module,exports){
-"use strict";
-Object.defineProperty(exports, "__esModule", { value: true });
-var Buffer_1 = require("../Buffer");
-var CharacterJoinerRegistry = (function () {
-    function CharacterJoinerRegistry(_terminal) {
-        this._terminal = _terminal;
-        this._characterJoiners = [];
-        this._nextCharacterJoinerId = 0;
-    }
-    CharacterJoinerRegistry.prototype.registerCharacterJoiner = function (handler) {
-        var joiner = {
-            id: this._nextCharacterJoinerId++,
-            handler: handler
-        };
-        this._characterJoiners.push(joiner);
-        return joiner.id;
-    };
-    CharacterJoinerRegistry.prototype.deregisterCharacterJoiner = function (joinerId) {
-        for (var i = 0; i < this._characterJoiners.length; i++) {
-            if (this._characterJoiners[i].id === joinerId) {
-                this._characterJoiners.splice(i, 1);
-                return true;
-            }
-        }
-        return false;
-    };
-    CharacterJoinerRegistry.prototype.getJoinedCharacters = function (row) {
-        if (this._characterJoiners.length === 0) {
-            return [];
-        }
-        var line = this._terminal.buffer.lines.get(row);
-        if (line.length === 0) {
-            return [];
-        }
-        var ranges = [];
-        var lineStr = this._terminal.buffer.translateBufferLineToString(row, true);
-        var rangeStartColumn = 0;
-        var currentStringIndex = 0;
-        var rangeStartStringIndex = 0;
-        var rangeAttr = line[0][Buffer_1.CHAR_DATA_ATTR_INDEX] >> 9;
-        for (var x = 0; x < this._terminal.cols; x++) {
-            var charData = line[x];
-            var chars = charData[Buffer_1.CHAR_DATA_CHAR_INDEX];
-            var width = charData[Buffer_1.CHAR_DATA_WIDTH_INDEX];
-            var attr = charData[Buffer_1.CHAR_DATA_ATTR_INDEX] >> 9;
-            if (width === 0) {
-                continue;
-            }
-            if (attr !== rangeAttr) {
-                if (x - rangeStartColumn > 1) {
-                    var joinedRanges = this._getJoinedRanges(lineStr, rangeStartStringIndex, currentStringIndex, line, rangeStartColumn);
-                    for (var i = 0; i < joinedRanges.length; i++) {
-                        ranges.push(joinedRanges[i]);
-                    }
-                }
-                rangeStartColumn = x;
-                rangeStartStringIndex = currentStringIndex;
-                rangeAttr = attr;
-            }
-            currentStringIndex += chars.length;
-        }
-        if (this._terminal.cols - rangeStartColumn > 1) {
-            var joinedRanges = this._getJoinedRanges(lineStr, rangeStartStringIndex, currentStringIndex, line, rangeStartColumn);
-            for (var i = 0; i < joinedRanges.length; i++) {
-                ranges.push(joinedRanges[i]);
-            }
-        }
-        return ranges;
-    };
-    CharacterJoinerRegistry.prototype._getJoinedRanges = function (line, startIndex, endIndex, lineData, startCol) {
-        var text = line.substring(startIndex, endIndex);
-        var joinedRanges = this._characterJoiners[0].handler(text);
-        for (var i = 1; i < this._characterJoiners.length; i++) {
-            var joinerRanges = this._characterJoiners[i].handler(text);
-            for (var j = 0; j < joinerRanges.length; j++) {
-                CharacterJoinerRegistry._mergeRanges(joinedRanges, joinerRanges[j]);
-            }
-        }
-        this._stringRangesToCellRanges(joinedRanges, lineData, startCol);
-        return joinedRanges;
-    };
-    CharacterJoinerRegistry.prototype._stringRangesToCellRanges = function (ranges, line, startCol) {
-        var currentRangeIndex = 0;
-        var currentRangeStarted = false;
-        var currentStringIndex = 0;
-        var currentRange = ranges[currentRangeIndex];
-        if (!currentRange) {
-            return;
-        }
-        for (var x = startCol; x < this._terminal.cols; x++) {
-            var charData = line[x];
-            var width = charData[Buffer_1.CHAR_DATA_WIDTH_INDEX];
-            var length_1 = charData[Buffer_1.CHAR_DATA_CHAR_INDEX].length;
-            if (width === 0) {
-                continue;
-            }
-            if (!currentRangeStarted && currentRange[0] <= currentStringIndex) {
-                currentRange[0] = x;
-                currentRangeStarted = true;
-            }
-            if (currentRange[1] <= currentStringIndex) {
-                currentRange[1] = x;
-                currentRange = ranges[++currentRangeIndex];
-                if (!currentRange) {
-                    break;
-                }
-                if (currentRange[0] <= currentStringIndex) {
-                    currentRange[0] = x;
-                    currentRangeStarted = true;
-                }
-                else {
-                    currentRangeStarted = false;
-                }
-            }
-            currentStringIndex += length_1;
-        }
-        if (currentRange) {
-            currentRange[1] = this._terminal.cols;
-        }
-    };
-    CharacterJoinerRegistry._mergeRanges = function (ranges, newRange) {
-        var inRange = false;
-        for (var i = 0; i < ranges.length; i++) {
-            var range = ranges[i];
-            if (!inRange) {
-                if (newRange[1] <= range[0]) {
-                    ranges.splice(i, 0, newRange);
-                    return ranges;
-                }
-                if (newRange[1] <= range[1]) {
-                    range[0] = Math.min(newRange[0], range[0]);
-                    return ranges;
-                }
-                if (newRange[0] < range[1]) {
-                    range[0] = Math.min(newRange[0], range[0]);
-                    inRange = true;
-                }
-                continue;
-            }
-            else {
-                if (newRange[1] <= range[0]) {
-                    ranges[i - 1][1] = newRange[1];
-                    return ranges;
-                }
-                if (newRange[1] <= range[1]) {
-                    ranges[i - 1][1] = Math.max(newRange[1], range[1]);
-                    ranges.splice(i, 1);
-                    inRange = false;
-                    return ranges;
-                }
-                ranges.splice(i, 1);
-                i--;
-            }
-        }
-        if (inRange) {
-            ranges[ranges.length - 1][1] = newRange[1];
-        }
-        else {
-            ranges.push(newRange);
-        }
-        return ranges;
-    };
-    return CharacterJoinerRegistry;
-}());
-exports.CharacterJoinerRegistry = CharacterJoinerRegistry;
-
-},{"../Buffer":2}],26:[function(require,module,exports){
-"use strict";
-Object.defineProperty(exports, "__esModule", { value: true });
-var DEFAULT_FOREGROUND = fromHex('#ffffff');
-var DEFAULT_BACKGROUND = fromHex('#000000');
-var DEFAULT_CURSOR = fromHex('#ffffff');
-var DEFAULT_CURSOR_ACCENT = fromHex('#000000');
-var DEFAULT_SELECTION = {
-    css: 'rgba(255, 255, 255, 0.3)',
-    rgba: 0xFFFFFF77
-};
-exports.DEFAULT_ANSI_COLORS = (function () {
-    var colors = [
-        fromHex('#2e3436'),
-        fromHex('#cc0000'),
-        fromHex('#4e9a06'),
-        fromHex('#c4a000'),
-        fromHex('#3465a4'),
-        fromHex('#75507b'),
-        fromHex('#06989a'),
-        fromHex('#d3d7cf'),
-        fromHex('#555753'),
-        fromHex('#ef2929'),
-        fromHex('#8ae234'),
-        fromHex('#fce94f'),
-        fromHex('#729fcf'),
-        fromHex('#ad7fa8'),
-        fromHex('#34e2e2'),
-        fromHex('#eeeeec')
-    ];
-    var v = [0x00, 0x5f, 0x87, 0xaf, 0xd7, 0xff];
-    for (var i = 0; i < 216; i++) {
-        var r = v[(i / 36) % 6 | 0];
-        var g = v[(i / 6) % 6 | 0];
-        var b = v[i % 6];
-        colors.push({
-            css: "#" + toPaddedHex(r) + toPaddedHex(g) + toPaddedHex(b),
-            rgba: ((r << 24) | (g << 16) | (b << 8) | 0xFF) >>> 0
-        });
-    }
-    for (var i = 0; i < 24; i++) {
-        var c = 8 + i * 10;
-        var ch = toPaddedHex(c);
-        colors.push({
-            css: "#" + ch + ch + ch,
-            rgba: ((c << 24) | (c << 16) | (c << 8) | 0xFF) >>> 0
-        });
-    }
-    return colors;
-})();
-function fromHex(css) {
-    return {
-        css: css,
-        rgba: parseInt(css.slice(1), 16) << 8 | 0xFF
-    };
-}
-function toPaddedHex(c) {
-    var s = c.toString(16);
-    return s.length < 2 ? '0' + s : s;
-}
-var ColorManager = (function () {
-    function ColorManager(document, allowTransparency) {
-        this.allowTransparency = allowTransparency;
-        var canvas = document.createElement('canvas');
-        canvas.width = 1;
-        canvas.height = 1;
-        this._ctx = canvas.getContext('2d');
-        this._ctx.globalCompositeOperation = 'copy';
-        this._litmusColor = this._ctx.createLinearGradient(0, 0, 1, 1);
-        this.colors = {
-            foreground: DEFAULT_FOREGROUND,
-            background: DEFAULT_BACKGROUND,
-            cursor: DEFAULT_CURSOR,
-            cursorAccent: DEFAULT_CURSOR_ACCENT,
-            selection: DEFAULT_SELECTION,
-            ansi: exports.DEFAULT_ANSI_COLORS.slice()
-        };
-    }
-    ColorManager.prototype.setTheme = function (theme) {
-        this.colors.foreground = this._parseColor(theme.foreground, DEFAULT_FOREGROUND);
-        this.colors.background = this._parseColor(theme.background, DEFAULT_BACKGROUND);
-        this.colors.cursor = this._parseColor(theme.cursor, DEFAULT_CURSOR, true);
-        this.colors.cursorAccent = this._parseColor(theme.cursorAccent, DEFAULT_CURSOR_ACCENT, true);
-        this.colors.selection = this._parseColor(theme.selection, DEFAULT_SELECTION, true);
-        this.colors.ansi[0] = this._parseColor(theme.black, exports.DEFAULT_ANSI_COLORS[0]);
-        this.colors.ansi[1] = this._parseColor(theme.red, exports.DEFAULT_ANSI_COLORS[1]);
-        this.colors.ansi[2] = this._parseColor(theme.green, exports.DEFAULT_ANSI_COLORS[2]);
-        this.colors.ansi[3] = this._parseColor(theme.yellow, exports.DEFAULT_ANSI_COLORS[3]);
-        this.colors.ansi[4] = this._parseColor(theme.blue, exports.DEFAULT_ANSI_COLORS[4]);
-        this.colors.ansi[5] = this._parseColor(theme.magenta, exports.DEFAULT_ANSI_COLORS[5]);
-        this.colors.ansi[6] = this._parseColor(theme.cyan, exports.DEFAULT_ANSI_COLORS[6]);
-        this.colors.ansi[7] = this._parseColor(theme.white, exports.DEFAULT_ANSI_COLORS[7]);
-        this.colors.ansi[8] = this._parseColor(theme.brightBlack, exports.DEFAULT_ANSI_COLORS[8]);
-        this.colors.ansi[9] = this._parseColor(theme.brightRed, exports.DEFAULT_ANSI_COLORS[9]);
-        this.colors.ansi[10] = this._parseColor(theme.brightGreen, exports.DEFAULT_ANSI_COLORS[10]);
-        this.colors.ansi[11] = this._parseColor(theme.brightYellow, exports.DEFAULT_ANSI_COLORS[11]);
-        this.colors.ansi[12] = this._parseColor(theme.brightBlue, exports.DEFAULT_ANSI_COLORS[12]);
-        this.colors.ansi[13] = this._parseColor(theme.brightMagenta, exports.DEFAULT_ANSI_COLORS[13]);
-        this.colors.ansi[14] = this._parseColor(theme.brightCyan, exports.DEFAULT_ANSI_COLORS[14]);
-        this.colors.ansi[15] = this._parseColor(theme.brightWhite, exports.DEFAULT_ANSI_COLORS[15]);
-    };
-    ColorManager.prototype._parseColor = function (css, fallback, allowTransparency) {
-        if (allowTransparency === void 0) { allowTransparency = this.allowTransparency; }
-        if (!css) {
-            return fallback;
-        }
-        this._ctx.fillStyle = this._litmusColor;
-        this._ctx.fillStyle = css;
-        if (typeof this._ctx.fillStyle !== 'string') {
-            console.warn("Color: " + css + " is invalid using fallback " + fallback.css);
-            return fallback;
-        }
-        this._ctx.fillRect(0, 0, 1, 1);
-        var data = this._ctx.getImageData(0, 0, 1, 1).data;
-        if (!allowTransparency && data[3] !== 0xFF) {
-            console.warn("Color: " + css + " is using transparency, but allowTransparency is false. " +
-                ("Using fallback " + fallback.css + "."));
-            return fallback;
-        }
-        return {
-            css: css,
-            rgba: (data[0] << 24 | data[1] << 16 | data[2] << 8 | data[3]) >>> 0
-        };
-    };
-    return ColorManager;
-}());
-exports.ColorManager = ColorManager;
-
-},{}],27:[function(require,module,exports){
-"use strict";
-var __extends = (this && this.__extends) || (function () {
-    var extendStatics = Object.setPrototypeOf ||
-        ({ __proto__: [] } instanceof Array && function (d, b) { d.__proto__ = b; }) ||
-        function (d, b) { for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p]; };
-    return function (d, b) {
-        extendStatics(d, b);
-        function __() { this.constructor = d; }
-        d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
-    };
-})();
-Object.defineProperty(exports, "__esModule", { value: true });
-var Buffer_1 = require("../Buffer");
-var BaseRenderLayer_1 = require("./BaseRenderLayer");
-var BLINK_INTERVAL = 600;
-var CursorRenderLayer = (function (_super) {
-    __extends(CursorRenderLayer, _super);
-    function CursorRenderLayer(container, zIndex, colors) {
-        var _this = _super.call(this, container, 'cursor', zIndex, true, colors) || this;
-        _this._state = {
-            x: null,
-            y: null,
-            isFocused: null,
-            style: null,
-            width: null
-        };
-        _this._cursorRenderers = {
-            'bar': _this._renderBarCursor.bind(_this),
-            'block': _this._renderBlockCursor.bind(_this),
-            'underline': _this._renderUnderlineCursor.bind(_this)
-        };
-        return _this;
-    }
-    CursorRenderLayer.prototype.resize = function (terminal, dim) {
-        _super.prototype.resize.call(this, terminal, dim);
-        this._state = {
-            x: null,
-            y: null,
-            isFocused: null,
-            style: null,
-            width: null
-        };
-    };
-    CursorRenderLayer.prototype.reset = function (terminal) {
-        this._clearCursor();
-        if (this._cursorBlinkStateManager) {
-            this._cursorBlinkStateManager.dispose();
-            this._cursorBlinkStateManager = null;
-            this.onOptionsChanged(terminal);
-        }
-    };
-    CursorRenderLayer.prototype.onBlur = function (terminal) {
-        if (this._cursorBlinkStateManager) {
-            this._cursorBlinkStateManager.pause();
-        }
-        terminal.refresh(terminal.buffer.y, terminal.buffer.y);
-    };
-    CursorRenderLayer.prototype.onFocus = function (terminal) {
-        if (this._cursorBlinkStateManager) {
-            this._cursorBlinkStateManager.resume(terminal);
-        }
-        else {
-            terminal.refresh(terminal.buffer.y, terminal.buffer.y);
-        }
-    };
-    CursorRenderLayer.prototype.onOptionsChanged = function (terminal) {
-        var _this = this;
-        if (terminal.options.cursorBlink) {
-            if (!this._cursorBlinkStateManager) {
-                this._cursorBlinkStateManager = new CursorBlinkStateManager(terminal, function () {
-                    _this._render(terminal, true);
-                });
-            }
-        }
-        else {
-            if (this._cursorBlinkStateManager) {
-                this._cursorBlinkStateManager.dispose();
-                this._cursorBlinkStateManager = null;
-            }
-            terminal.refresh(terminal.buffer.y, terminal.buffer.y);
-        }
-    };
-    CursorRenderLayer.prototype.onCursorMove = function (terminal) {
-        if (this._cursorBlinkStateManager) {
-            this._cursorBlinkStateManager.restartBlinkAnimation(terminal);
-        }
-    };
-    CursorRenderLayer.prototype.onGridChanged = function (terminal, startRow, endRow) {
-        if (!this._cursorBlinkStateManager || this._cursorBlinkStateManager.isPaused) {
-            this._render(terminal, false);
-        }
-        else {
-            this._cursorBlinkStateManager.restartBlinkAnimation(terminal);
-        }
-    };
-    CursorRenderLayer.prototype._render = function (terminal, triggeredByAnimationFrame) {
-        if (!terminal.cursorState || terminal.cursorHidden) {
-            this._clearCursor();
-            return;
-        }
-        var cursorY = terminal.buffer.ybase + terminal.buffer.y;
-        var viewportRelativeCursorY = cursorY - terminal.buffer.ydisp;
-        if (viewportRelativeCursorY < 0 || viewportRelativeCursorY >= terminal.rows) {
-            this._clearCursor();
-            return;
-        }
-        var charData = terminal.buffer.lines.get(cursorY)[terminal.buffer.x];
-        if (!charData) {
-            return;
-        }
-        if (!terminal.isFocused) {
-            this._clearCursor();
-            this._ctx.save();
-            this._ctx.fillStyle = this._colors.cursor.css;
-            this._renderBlurCursor(terminal, terminal.buffer.x, viewportRelativeCursorY, charData);
-            this._ctx.restore();
-            this._state.x = terminal.buffer.x;
-            this._state.y = viewportRelativeCursorY;
-            this._state.isFocused = false;
-            this._state.style = terminal.options.cursorStyle;
-            this._state.width = charData[Buffer_1.CHAR_DATA_WIDTH_INDEX];
-            return;
-        }
-        if (this._cursorBlinkStateManager && !this._cursorBlinkStateManager.isCursorVisible) {
-            this._clearCursor();
-            return;
-        }
-        if (this._state) {
-            if (this._state.x === terminal.buffer.x &&
-                this._state.y === viewportRelativeCursorY &&
-                this._state.isFocused === terminal.isFocused &&
-                this._state.style === terminal.options.cursorStyle &&
-                this._state.width === charData[Buffer_1.CHAR_DATA_WIDTH_INDEX]) {
-                return;
-            }
-            this._clearCursor();
-        }
-        this._ctx.save();
-        this._cursorRenderers[terminal.options.cursorStyle || 'block'](terminal, terminal.buffer.x, viewportRelativeCursorY, charData);
-        this._ctx.restore();
-        this._state.x = terminal.buffer.x;
-        this._state.y = viewportRelativeCursorY;
-        this._state.isFocused = false;
-        this._state.style = terminal.options.cursorStyle;
-        this._state.width = charData[Buffer_1.CHAR_DATA_WIDTH_INDEX];
-    };
-    CursorRenderLayer.prototype._clearCursor = function () {
-        if (this._state) {
-            this.clearCells(this._state.x, this._state.y, this._state.width, 1);
-            this._state = {
-                x: null,
-                y: null,
-                isFocused: null,
-                style: null,
-                width: null
-            };
-        }
-    };
-    CursorRenderLayer.prototype._renderBarCursor = function (terminal, x, y, charData) {
-        this._ctx.save();
-        this._ctx.fillStyle = this._colors.cursor.css;
-        this.fillLeftLineAtCell(x, y);
-        this._ctx.restore();
-    };
-    CursorRenderLayer.prototype._renderBlockCursor = function (terminal, x, y, charData) {
-        this._ctx.save();
-        this._ctx.fillStyle = this._colors.cursor.css;
-        this.fillCells(x, y, charData[Buffer_1.CHAR_DATA_WIDTH_INDEX], 1);
-        this._ctx.fillStyle = this._colors.cursorAccent.css;
-        this.fillCharTrueColor(terminal, charData, x, y);
-        this._ctx.restore();
-    };
-    CursorRenderLayer.prototype._renderUnderlineCursor = function (terminal, x, y, charData) {
-        this._ctx.save();
-        this._ctx.fillStyle = this._colors.cursor.css;
-        this.fillBottomLineAtCells(x, y);
-        this._ctx.restore();
-    };
-    CursorRenderLayer.prototype._renderBlurCursor = function (terminal, x, y, charData) {
-        this._ctx.save();
-        this._ctx.strokeStyle = this._colors.cursor.css;
-        this.strokeRectAtCell(x, y, charData[Buffer_1.CHAR_DATA_WIDTH_INDEX], 1);
-        this._ctx.restore();
-    };
-    return CursorRenderLayer;
-}(BaseRenderLayer_1.BaseRenderLayer));
-exports.CursorRenderLayer = CursorRenderLayer;
-var CursorBlinkStateManager = (function () {
-    function CursorBlinkStateManager(terminal, _renderCallback) {
-        this._renderCallback = _renderCallback;
-        this.isCursorVisible = true;
-        if (terminal.isFocused) {
-            this._restartInterval();
-        }
-    }
-    Object.defineProperty(CursorBlinkStateManager.prototype, "isPaused", {
-        get: function () { return !(this._blinkStartTimeout || this._blinkInterval); },
-        enumerable: true,
-        configurable: true
-    });
-    CursorBlinkStateManager.prototype.dispose = function () {
-        if (this._blinkInterval) {
-            window.clearInterval(this._blinkInterval);
-            this._blinkInterval = null;
-        }
-        if (this._blinkStartTimeout) {
-            window.clearTimeout(this._blinkStartTimeout);
-            this._blinkStartTimeout = null;
-        }
-        if (this._animationFrame) {
-            window.cancelAnimationFrame(this._animationFrame);
-            this._animationFrame = null;
-        }
-    };
-    CursorBlinkStateManager.prototype.restartBlinkAnimation = function (terminal) {
-        var _this = this;
-        if (this.isPaused) {
-            return;
-        }
-        this._animationTimeRestarted = Date.now();
-        this.isCursorVisible = true;
-        if (!this._animationFrame) {
-            this._animationFrame = window.requestAnimationFrame(function () {
-                _this._renderCallback();
-                _this._animationFrame = null;
-            });
-        }
-    };
-    CursorBlinkStateManager.prototype._restartInterval = function (timeToStart) {
-        var _this = this;
-        if (timeToStart === void 0) { timeToStart = BLINK_INTERVAL; }
-        if (this._blinkInterval) {
-            window.clearInterval(this._blinkInterval);
-        }
-        this._blinkStartTimeout = setTimeout(function () {
-            if (_this._animationTimeRestarted) {
-                var time = BLINK_INTERVAL - (Date.now() - _this._animationTimeRestarted);
-                _this._animationTimeRestarted = null;
-                if (time > 0) {
-                    _this._restartInterval(time);
-                    return;
-                }
-            }
-            _this.isCursorVisible = false;
-            _this._animationFrame = window.requestAnimationFrame(function () {
-                _this._renderCallback();
-                _this._animationFrame = null;
-            });
-            _this._blinkInterval = setInterval(function () {
-                if (_this._animationTimeRestarted) {
-                    var time = BLINK_INTERVAL - (Date.now() - _this._animationTimeRestarted);
-                    _this._animationTimeRestarted = null;
-                    _this._restartInterval(time);
-                    return;
-                }
-                _this.isCursorVisible = !_this.isCursorVisible;
-                _this._animationFrame = window.requestAnimationFrame(function () {
-                    _this._renderCallback();
-                    _this._animationFrame = null;
-                });
-            }, BLINK_INTERVAL);
-        }, timeToStart);
-    };
-    CursorBlinkStateManager.prototype.pause = function () {
-        this.isCursorVisible = true;
-        if (this._blinkInterval) {
-            window.clearInterval(this._blinkInterval);
-            this._blinkInterval = null;
-        }
-        if (this._blinkStartTimeout) {
-            window.clearTimeout(this._blinkStartTimeout);
-            this._blinkStartTimeout = null;
-        }
-        if (this._animationFrame) {
-            window.cancelAnimationFrame(this._animationFrame);
-            this._animationFrame = null;
-        }
-    };
-    CursorBlinkStateManager.prototype.resume = function (terminal) {
-        this._animationTimeRestarted = null;
-        this._restartInterval();
-        this.restartBlinkAnimation(terminal);
-    };
-    return CursorBlinkStateManager;
-}());
-
-},{"../Buffer":2,"./BaseRenderLayer":24}],28:[function(require,module,exports){
-"use strict";
-Object.defineProperty(exports, "__esModule", { value: true });
-var GridCache = (function () {
-    function GridCache() {
-        this.cache = [];
-    }
-    GridCache.prototype.resize = function (width, height) {
-        for (var x = 0; x < width; x++) {
-            if (this.cache.length <= x) {
-                this.cache.push([]);
-            }
-            for (var y = this.cache[x].length; y < height; y++) {
-                this.cache[x].push(null);
-            }
-            this.cache[x].length = height;
-        }
-        this.cache.length = width;
-    };
-    GridCache.prototype.clear = function () {
-        for (var x = 0; x < this.cache.length; x++) {
-            for (var y = 0; y < this.cache[x].length; y++) {
-                this.cache[x][y] = null;
-            }
-        }
-    };
-    return GridCache;
-}());
-exports.GridCache = GridCache;
-
-},{}],29:[function(require,module,exports){
-"use strict";
-var __extends = (this && this.__extends) || (function () {
-    var extendStatics = Object.setPrototypeOf ||
-        ({ __proto__: [] } instanceof Array && function (d, b) { d.__proto__ = b; }) ||
-        function (d, b) { for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p]; };
-    return function (d, b) {
-        extendStatics(d, b);
-        function __() { this.constructor = d; }
-        d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
-    };
-})();
-Object.defineProperty(exports, "__esModule", { value: true });
-var BaseRenderLayer_1 = require("./BaseRenderLayer");
-var LinkRenderLayer = (function (_super) {
-    __extends(LinkRenderLayer, _super);
-    function LinkRenderLayer(container, zIndex, colors, terminal) {
-        var _this = _super.call(this, container, 'link', zIndex, true, colors) || this;
-        _this._state = null;
-        terminal.linkifier.on("linkhover", function (e) { return _this._onLinkHover(e); });
-        terminal.linkifier.on("linkleave", function (e) { return _this._onLinkLeave(e); });
-        return _this;
-    }
-    LinkRenderLayer.prototype.resize = function (terminal, dim) {
-        _super.prototype.resize.call(this, terminal, dim);
-        this._state = null;
-    };
-    LinkRenderLayer.prototype.reset = function (terminal) {
-        this._clearCurrentLink();
-    };
-    LinkRenderLayer.prototype._clearCurrentLink = function () {
-        if (this._state) {
-            this.clearCells(this._state.x1, this._state.y1, this._state.cols - this._state.x1, 1);
-            var middleRowCount = this._state.y2 - this._state.y1 - 1;
-            if (middleRowCount > 0) {
-                this.clearCells(0, this._state.y1 + 1, this._state.cols, middleRowCount);
-            }
-            this.clearCells(0, this._state.y2, this._state.x2, 1);
-            this._state = null;
-        }
-    };
-    LinkRenderLayer.prototype._onLinkHover = function (e) {
-        this._ctx.fillStyle = this._colors.foreground.css;
-        if (e.y1 === e.y2) {
-            this.fillBottomLineAtCells(e.x1, e.y1, e.x2 - e.x1);
-        }
-        else {
-            this.fillBottomLineAtCells(e.x1, e.y1, e.cols - e.x1);
-            for (var y = e.y1 + 1; y < e.y2; y++) {
-                this.fillBottomLineAtCells(0, y, e.cols);
-            }
-            this.fillBottomLineAtCells(0, e.y2, e.x2);
-        }
-        this._state = e;
-    };
-    LinkRenderLayer.prototype._onLinkLeave = function (e) {
-        this._clearCurrentLink();
-    };
-    return LinkRenderLayer;
-}(BaseRenderLayer_1.BaseRenderLayer));
-exports.LinkRenderLayer = LinkRenderLayer;
-
-},{"./BaseRenderLayer":24}],30:[function(require,module,exports){
-"use strict";
-var __extends = (this && this.__extends) || (function () {
-    var extendStatics = Object.setPrototypeOf ||
-        ({ __proto__: [] } instanceof Array && function (d, b) { d.__proto__ = b; }) ||
-        function (d, b) { for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p]; };
-    return function (d, b) {
-        extendStatics(d, b);
-        function __() { this.constructor = d; }
-        d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
-    };
-})();
-Object.defineProperty(exports, "__esModule", { value: true });
-var TextRenderLayer_1 = require("./TextRenderLayer");
-var SelectionRenderLayer_1 = require("./SelectionRenderLayer");
-var CursorRenderLayer_1 = require("./CursorRenderLayer");
-var ColorManager_1 = require("./ColorManager");
-var LinkRenderLayer_1 = require("./LinkRenderLayer");
-var EventEmitter_1 = require("../EventEmitter");
-var RenderDebouncer_1 = require("../ui/RenderDebouncer");
-var ScreenDprMonitor_1 = require("../ui/ScreenDprMonitor");
-var CharacterJoinerRegistry_1 = require("../renderer/CharacterJoinerRegistry");
-var Renderer = (function (_super) {
-    __extends(Renderer, _super);
-    function Renderer(_terminal, theme) {
-        var _this = _super.call(this) || this;
-        _this._terminal = _terminal;
-        _this._isPaused = false;
-        _this._needsFullRefresh = false;
-        var allowTransparency = _this._terminal.options.allowTransparency;
-        _this.colorManager = new ColorManager_1.ColorManager(document, allowTransparency);
-        _this._characterJoinerRegistry = new CharacterJoinerRegistry_1.CharacterJoinerRegistry(_terminal);
-        if (theme) {
-            _this.colorManager.setTheme(theme);
-        }
-        _this._renderLayers = [
-            new TextRenderLayer_1.TextRenderLayer(_this._terminal.screenElement, 0, _this.colorManager.colors, _this._characterJoinerRegistry, allowTransparency),
-            new SelectionRenderLayer_1.SelectionRenderLayer(_this._terminal.screenElement, 1, _this.colorManager.colors),
-            new LinkRenderLayer_1.LinkRenderLayer(_this._terminal.screenElement, 2, _this.colorManager.colors, _this._terminal),
-            new CursorRenderLayer_1.CursorRenderLayer(_this._terminal.screenElement, 3, _this.colorManager.colors)
-        ];
-        _this.dimensions = {
-            scaledCharWidth: null,
-            scaledCharHeight: null,
-            scaledCellWidth: null,
-            scaledCellHeight: null,
-            scaledCharLeft: null,
-            scaledCharTop: null,
-            scaledCanvasWidth: null,
-            scaledCanvasHeight: null,
-            canvasWidth: null,
-            canvasHeight: null,
-            actualCellWidth: null,
-            actualCellHeight: null
-        };
-        _this._devicePixelRatio = window.devicePixelRatio;
-        _this._updateDimensions();
-        _this.onOptionsChanged();
-        _this._renderDebouncer = new RenderDebouncer_1.RenderDebouncer(_this._terminal, _this._renderRows.bind(_this));
-        _this._screenDprMonitor = new ScreenDprMonitor_1.ScreenDprMonitor();
-        _this._screenDprMonitor.setListener(function () { return _this.onWindowResize(window.devicePixelRatio); });
-        _this.register(_this._screenDprMonitor);
-        if ('IntersectionObserver' in window) {
-            var observer_1 = new IntersectionObserver(function (e) { return _this.onIntersectionChange(e[0]); }, { threshold: 0 });
-            observer_1.observe(_this._terminal.element);
-            _this.register({ dispose: function () { return observer_1.disconnect(); } });
-        }
-        return _this;
-    }
-    Renderer.prototype.dispose = function () {
-        _super.prototype.dispose.call(this);
-        this._renderLayers.forEach(function (l) { return l.dispose(); });
-    };
-    Renderer.prototype.onIntersectionChange = function (entry) {
-        this._isPaused = entry.intersectionRatio === 0;
-        if (!this._isPaused && this._needsFullRefresh) {
-            this._terminal.refresh(0, this._terminal.rows - 1);
-        }
-    };
-    Renderer.prototype.onWindowResize = function (devicePixelRatio) {
-        if (this._devicePixelRatio !== devicePixelRatio) {
-            this._devicePixelRatio = devicePixelRatio;
-            this.onResize(this._terminal.cols, this._terminal.rows);
-        }
-    };
-    Renderer.prototype.setTheme = function (theme) {
-        var _this = this;
-        this.colorManager.setTheme(theme);
-        this._renderLayers.forEach(function (l) {
-            l.onThemeChanged(_this._terminal, _this.colorManager.colors);
-            l.reset(_this._terminal);
-        });
-        if (this._isPaused) {
-            this._needsFullRefresh = true;
-        }
-        else {
-            this._terminal.refresh(0, this._terminal.rows - 1);
-        }
-        return this.colorManager.colors;
-    };
-    Renderer.prototype.onResize = function (cols, rows) {
-        var _this = this;
-        this._updateDimensions();
-        this._renderLayers.forEach(function (l) { return l.resize(_this._terminal, _this.dimensions); });
-        if (this._isPaused) {
-            this._needsFullRefresh = true;
-        }
-        else {
-            this._terminal.refresh(0, this._terminal.rows - 1);
-        }
-        this._terminal.screenElement.style.width = this.dimensions.canvasWidth + "px";
-        this._terminal.screenElement.style.height = this.dimensions.canvasHeight + "px";
-        this.emit('resize', {
-            width: this.dimensions.canvasWidth,
-            height: this.dimensions.canvasHeight
-        });
-    };
-    Renderer.prototype.onCharSizeChanged = function () {
-        this.onResize(this._terminal.cols, this._terminal.rows);
-    };
-    Renderer.prototype.onBlur = function () {
-        var _this = this;
-        this._runOperation(function (l) { return l.onBlur(_this._terminal); });
-    };
-    Renderer.prototype.onFocus = function () {
-        var _this = this;
-        this._runOperation(function (l) { return l.onFocus(_this._terminal); });
-    };
-    Renderer.prototype.onSelectionChanged = function (start, end, columnSelectMode) {
-        var _this = this;
-        if (columnSelectMode === void 0) { columnSelectMode = false; }
-        this._runOperation(function (l) { return l.onSelectionChanged(_this._terminal, start, end, columnSelectMode); });
-    };
-    Renderer.prototype.onCursorMove = function () {
-        var _this = this;
-        this._runOperation(function (l) { return l.onCursorMove(_this._terminal); });
-    };
-    Renderer.prototype.onOptionsChanged = function () {
-        var _this = this;
-        this.colorManager.allowTransparency = this._terminal.options.allowTransparency;
-        this._runOperation(function (l) { return l.onOptionsChanged(_this._terminal); });
-    };
-    Renderer.prototype.clear = function () {
-        var _this = this;
-        this._runOperation(function (l) { return l.reset(_this._terminal); });
-    };
-    Renderer.prototype._runOperation = function (operation) {
-        if (this._isPaused) {
-            this._needsFullRefresh = true;
-        }
-        else {
-            this._renderLayers.forEach(function (l) { return operation(l); });
-        }
-    };
-    Renderer.prototype.refreshRows = function (start, end) {
-        if (this._isPaused) {
-            this._needsFullRefresh = true;
-            return;
-        }
-        this._renderDebouncer.refresh(start, end);
-    };
-    Renderer.prototype._renderRows = function (start, end) {
-        var _this = this;
-        this._renderLayers.forEach(function (l) { return l.onGridChanged(_this._terminal, start, end); });
-        this._terminal.emit('refresh', { start: start, end: end });
-    };
-    Renderer.prototype._updateDimensions = function () {
-        if (!this._terminal.charMeasure.width || !this._terminal.charMeasure.height) {
-            return;
-        }
-        this.dimensions.scaledCharWidth = Math.floor(this._terminal.charMeasure.width * window.devicePixelRatio);
-        this.dimensions.scaledCharHeight = Math.ceil(this._terminal.charMeasure.height * window.devicePixelRatio);
-        this.dimensions.scaledCellHeight = Math.floor(this.dimensions.scaledCharHeight * this._terminal.options.lineHeight);
-        this.dimensions.scaledCharTop = this._terminal.options.lineHeight === 1 ? 0 : Math.round((this.dimensions.scaledCellHeight - this.dimensions.scaledCharHeight) / 2);
-        this.dimensions.scaledCellWidth = this.dimensions.scaledCharWidth + Math.round(this._terminal.options.letterSpacing);
-        this.dimensions.scaledCharLeft = Math.floor(this._terminal.options.letterSpacing / 2);
-        this.dimensions.scaledCanvasHeight = this._terminal.rows * this.dimensions.scaledCellHeight;
-        this.dimensions.scaledCanvasWidth = this._terminal.cols * this.dimensions.scaledCellWidth;
-        this.dimensions.canvasHeight = Math.round(this.dimensions.scaledCanvasHeight / window.devicePixelRatio);
-        this.dimensions.canvasWidth = Math.round(this.dimensions.scaledCanvasWidth / window.devicePixelRatio);
-        this.dimensions.actualCellHeight = this.dimensions.canvasHeight / this._terminal.rows;
-        this.dimensions.actualCellWidth = this.dimensions.canvasWidth / this._terminal.cols;
-    };
-    Renderer.prototype.registerCharacterJoiner = function (handler) {
-        return this._characterJoinerRegistry.registerCharacterJoiner(handler);
-    };
-    Renderer.prototype.deregisterCharacterJoiner = function (joinerId) {
-        return this._characterJoinerRegistry.deregisterCharacterJoiner(joinerId);
-    };
-    return Renderer;
-}(EventEmitter_1.EventEmitter));
-exports.Renderer = Renderer;
-
-},{"../EventEmitter":7,"../renderer/CharacterJoinerRegistry":25,"../ui/RenderDebouncer":49,"../ui/ScreenDprMonitor":50,"./ColorManager":26,"./CursorRenderLayer":27,"./LinkRenderLayer":29,"./SelectionRenderLayer":31,"./TextRenderLayer":32}],31:[function(require,module,exports){
-"use strict";
-var __extends = (this && this.__extends) || (function () {
-    var extendStatics = Object.setPrototypeOf ||
-        ({ __proto__: [] } instanceof Array && function (d, b) { d.__proto__ = b; }) ||
-        function (d, b) { for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p]; };
-    return function (d, b) {
-        extendStatics(d, b);
-        function __() { this.constructor = d; }
-        d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
-    };
-})();
-Object.defineProperty(exports, "__esModule", { value: true });
-var BaseRenderLayer_1 = require("./BaseRenderLayer");
-var SelectionRenderLayer = (function (_super) {
-    __extends(SelectionRenderLayer, _super);
-    function SelectionRenderLayer(container, zIndex, colors) {
-        var _this = _super.call(this, container, 'selection', zIndex, true, colors) || this;
-        _this._clearState();
-        return _this;
-    }
-    SelectionRenderLayer.prototype._clearState = function () {
-        this._state = {
-            start: null,
-            end: null,
-            columnSelectMode: null,
-            ydisp: null
-        };
-    };
-    SelectionRenderLayer.prototype.resize = function (terminal, dim) {
-        _super.prototype.resize.call(this, terminal, dim);
-        this._clearState();
-    };
-    SelectionRenderLayer.prototype.reset = function (terminal) {
-        if (this._state.start && this._state.end) {
-            this._clearState();
-            this.clearAll();
-        }
-    };
-    SelectionRenderLayer.prototype.onSelectionChanged = function (terminal, start, end, columnSelectMode) {
-        if (!this._didStateChange(start, end, columnSelectMode, terminal.buffer.ydisp)) {
-            return;
-        }
-        this.clearAll();
-        if (!start || !end) {
-            return;
-        }
-        var viewportStartRow = start[1] - terminal.buffer.ydisp;
-        var viewportEndRow = end[1] - terminal.buffer.ydisp;
-        var viewportCappedStartRow = Math.max(viewportStartRow, 0);
-        var viewportCappedEndRow = Math.min(viewportEndRow, terminal.rows - 1);
-        if (viewportCappedStartRow >= terminal.rows || viewportCappedEndRow < 0) {
-            return;
-        }
-        this._ctx.fillStyle = this._colors.selection.css;
-        if (columnSelectMode) {
-            var startCol = start[0];
-            var width = end[0] - startCol;
-            var height = viewportCappedEndRow - viewportCappedStartRow + 1;
-            this.fillCells(startCol, viewportCappedStartRow, width, height);
-        }
-        else {
-            var startCol = viewportStartRow === viewportCappedStartRow ? start[0] : 0;
-            var startRowEndCol = viewportCappedStartRow === viewportCappedEndRow ? end[0] : terminal.cols;
-            this.fillCells(startCol, viewportCappedStartRow, startRowEndCol - startCol, 1);
-            var middleRowsCount = Math.max(viewportCappedEndRow - viewportCappedStartRow - 1, 0);
-            this.fillCells(0, viewportCappedStartRow + 1, terminal.cols, middleRowsCount);
-            if (viewportCappedStartRow !== viewportCappedEndRow) {
-                var endCol = viewportEndRow === viewportCappedEndRow ? end[0] : terminal.cols;
-                this.fillCells(0, viewportCappedEndRow, endCol, 1);
-            }
-        }
-        this._state.start = [start[0], start[1]];
-        this._state.end = [end[0], end[1]];
-        this._state.columnSelectMode = columnSelectMode;
-        this._state.ydisp = terminal.buffer.ydisp;
-    };
-    SelectionRenderLayer.prototype._didStateChange = function (start, end, columnSelectMode, ydisp) {
-        return !this._areCoordinatesEqual(start, this._state.start) ||
-            !this._areCoordinatesEqual(end, this._state.end) ||
-            columnSelectMode !== this._state.columnSelectMode ||
-            ydisp !== this._state.ydisp;
-    };
-    SelectionRenderLayer.prototype._areCoordinatesEqual = function (coord1, coord2) {
-        if (!coord1 || !coord2) {
-            return false;
-        }
-        return coord1[0] === coord2[0] && coord1[1] === coord2[1];
-    };
-    return SelectionRenderLayer;
-}(BaseRenderLayer_1.BaseRenderLayer));
-exports.SelectionRenderLayer = SelectionRenderLayer;
-
-},{"./BaseRenderLayer":24}],32:[function(require,module,exports){
-"use strict";
-var __extends = (this && this.__extends) || (function () {
-    var extendStatics = Object.setPrototypeOf ||
-        ({ __proto__: [] } instanceof Array && function (d, b) { d.__proto__ = b; }) ||
-        function (d, b) { for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p]; };
-    return function (d, b) {
-        extendStatics(d, b);
-        function __() { this.constructor = d; }
-        d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
-    };
-})();
-Object.defineProperty(exports, "__esModule", { value: true });
-var Buffer_1 = require("../Buffer");
-var Types_1 = require("./atlas/Types");
-var GridCache_1 = require("./GridCache");
-var BaseRenderLayer_1 = require("./BaseRenderLayer");
-var TextRenderLayer = (function (_super) {
-    __extends(TextRenderLayer, _super);
-    function TextRenderLayer(container, zIndex, colors, characterJoinerRegistry, alpha) {
-        var _this = _super.call(this, container, 'text', zIndex, alpha, colors) || this;
-        _this._characterOverlapCache = {};
-        _this._state = new GridCache_1.GridCache();
-        _this._characterJoinerRegistry = characterJoinerRegistry;
-        return _this;
-    }
-    TextRenderLayer.prototype.resize = function (terminal, dim) {
-        _super.prototype.resize.call(this, terminal, dim);
-        var terminalFont = this._getFont(terminal, false, false);
-        if (this._characterWidth !== dim.scaledCharWidth || this._characterFont !== terminalFont) {
-            this._characterWidth = dim.scaledCharWidth;
-            this._characterFont = terminalFont;
-            this._characterOverlapCache = {};
-        }
-        this._state.clear();
-        this._state.resize(terminal.cols, terminal.rows);
-    };
-    TextRenderLayer.prototype.reset = function (terminal) {
-        this._state.clear();
-        this.clearAll();
-    };
-    TextRenderLayer.prototype._forEachCell = function (terminal, firstRow, lastRow, joinerRegistry, callback) {
-        for (var y = firstRow; y <= lastRow; y++) {
-            var row = y + terminal.buffer.ydisp;
-            var line = terminal.buffer.lines.get(row);
-            var joinedRanges = joinerRegistry ? joinerRegistry.getJoinedCharacters(row) : [];
-            for (var x = 0; x < terminal.cols; x++) {
-                var charData = line[x];
-                var code = charData[Buffer_1.CHAR_DATA_CODE_INDEX];
-                var chars = charData[Buffer_1.CHAR_DATA_CHAR_INDEX];
-                var attr = charData[Buffer_1.CHAR_DATA_ATTR_INDEX];
-                var width = charData[Buffer_1.CHAR_DATA_WIDTH_INDEX];
-                var isJoined = false;
-                var lastCharX = x;
-                if (width === 0) {
-                    continue;
-                }
-                if (joinedRanges.length > 0 && x === joinedRanges[0][0]) {
-                    isJoined = true;
-                    var range = joinedRanges.shift();
-                    chars = terminal.buffer.translateBufferLineToString(row, true, range[0], range[1]);
-                    width = range[1] - range[0];
-                    code = Infinity;
-                    lastCharX = range[1] - 1;
-                }
-                if (!isJoined && this._isOverlapping(charData)) {
-                    if (lastCharX < line.length - 1 && line[lastCharX + 1][Buffer_1.CHAR_DATA_CODE_INDEX] === Buffer_1.NULL_CELL_CODE) {
-                        width = 2;
-                    }
-                }
-                var flags = attr >> 18;
-                var bg = attr & 0x1ff;
-                var fg = (attr >> 9) & 0x1ff;
-                if (flags & 8) {
-                    var temp = bg;
-                    bg = fg;
-                    fg = temp;
-                    if (fg === 256) {
-                        fg = Types_1.INVERTED_DEFAULT_COLOR;
-                    }
-                    if (bg === 257) {
-                        bg = Types_1.INVERTED_DEFAULT_COLOR;
-                    }
-                }
-                callback(code, chars, width, x, y, fg, bg, flags);
-                x = lastCharX;
-            }
-        }
-    };
-    TextRenderLayer.prototype._drawBackground = function (terminal, firstRow, lastRow) {
-        var _this = this;
-        var ctx = this._ctx;
-        var cols = terminal.cols;
-        var startX = 0;
-        var startY = 0;
-        var prevFillStyle = null;
-        ctx.save();
-        this._forEachCell(terminal, firstRow, lastRow, null, function (code, chars, width, x, y, fg, bg, flags) {
-            var nextFillStyle = null;
-            if (bg === Types_1.INVERTED_DEFAULT_COLOR) {
-                nextFillStyle = _this._colors.foreground.css;
-            }
-            else if (bg < 256) {
-                nextFillStyle = _this._colors.ansi[bg].css;
-            }
-            if (prevFillStyle === null) {
-                startX = x;
-                startY = y;
-            }
-            if (y !== startY) {
-                ctx.fillStyle = prevFillStyle;
-                _this.fillCells(startX, startY, cols - startX, 1);
-                startX = x;
-                startY = y;
-            }
-            else if (prevFillStyle !== nextFillStyle) {
-                ctx.fillStyle = prevFillStyle;
-                _this.fillCells(startX, startY, x - startX, 1);
-                startX = x;
-                startY = y;
-            }
-            prevFillStyle = nextFillStyle;
-        });
-        if (prevFillStyle !== null) {
-            ctx.fillStyle = prevFillStyle;
-            this.fillCells(startX, startY, cols - startX, 1);
-        }
-        ctx.restore();
-    };
-    TextRenderLayer.prototype._drawForeground = function (terminal, firstRow, lastRow) {
-        var _this = this;
-        this._forEachCell(terminal, firstRow, lastRow, this._characterJoinerRegistry, function (code, chars, width, x, y, fg, bg, flags) {
-            if (flags & 16) {
-                return;
-            }
-            if (flags & 2) {
-                _this._ctx.save();
-                if (fg === Types_1.INVERTED_DEFAULT_COLOR) {
-                    _this._ctx.fillStyle = _this._colors.background.css;
-                }
-                else if (fg < 256) {
-                    _this._ctx.fillStyle = _this._colors.ansi[fg].css;
-                }
-                else {
-                    _this._ctx.fillStyle = _this._colors.foreground.css;
-                }
-                _this.fillBottomLineAtCells(x, y, width);
-                _this._ctx.restore();
-            }
-            _this.drawChars(terminal, chars, code, width, x, y, fg, bg, !!(flags & 1), !!(flags & 32), !!(flags & 64));
-        });
-    };
-    TextRenderLayer.prototype.onGridChanged = function (terminal, firstRow, lastRow) {
-        if (this._state.cache.length === 0) {
-            return;
-        }
-        if (this._charAtlas) {
-            this._charAtlas.beginFrame();
-        }
-        this.clearCells(0, firstRow, terminal.cols, lastRow - firstRow + 1);
-        this._drawBackground(terminal, firstRow, lastRow);
-        this._drawForeground(terminal, firstRow, lastRow);
-    };
-    TextRenderLayer.prototype.onOptionsChanged = function (terminal) {
-        this.setTransparency(terminal, terminal.options.allowTransparency);
-    };
-    TextRenderLayer.prototype._isOverlapping = function (charData) {
-        if (charData[Buffer_1.CHAR_DATA_WIDTH_INDEX] !== 1) {
-            return false;
-        }
-        var code = charData[Buffer_1.CHAR_DATA_CODE_INDEX];
-        if (code < 256) {
-            return false;
-        }
-        var char = charData[Buffer_1.CHAR_DATA_CHAR_INDEX];
-        if (this._characterOverlapCache.hasOwnProperty(char)) {
-            return this._characterOverlapCache[char];
-        }
-        this._ctx.save();
-        this._ctx.font = this._characterFont;
-        var overlaps = Math.floor(this._ctx.measureText(char).width) > this._characterWidth;
-        this._ctx.restore();
-        this._characterOverlapCache[char] = overlaps;
-        return overlaps;
-    };
-    return TextRenderLayer;
-}(BaseRenderLayer_1.BaseRenderLayer));
-exports.TextRenderLayer = TextRenderLayer;
-
-},{"../Buffer":2,"./BaseRenderLayer":24,"./GridCache":28,"./atlas/Types":40}],33:[function(require,module,exports){
-"use strict";
-Object.defineProperty(exports, "__esModule", { value: true });
-var BaseCharAtlas = (function () {
-    function BaseCharAtlas() {
-        this._didWarmUp = false;
-    }
-    BaseCharAtlas.prototype.warmUp = function () {
-        if (!this._didWarmUp) {
-            this._doWarmUp();
-            this._didWarmUp = true;
-        }
-    };
-    BaseCharAtlas.prototype._doWarmUp = function () { };
-    BaseCharAtlas.prototype.beginFrame = function () { };
-    return BaseCharAtlas;
-}());
-exports.default = BaseCharAtlas;
-
-},{}],34:[function(require,module,exports){
-"use strict";
-Object.defineProperty(exports, "__esModule", { value: true });
-var CharAtlasUtils_1 = require("./CharAtlasUtils");
-var DynamicCharAtlas_1 = require("./DynamicCharAtlas");
-var NoneCharAtlas_1 = require("./NoneCharAtlas");
-var StaticCharAtlas_1 = require("./StaticCharAtlas");
-var charAtlasImplementations = {
-    'none': NoneCharAtlas_1.default,
-    'static': StaticCharAtlas_1.default,
-    'dynamic': DynamicCharAtlas_1.default
-};
-var charAtlasCache = [];
-function acquireCharAtlas(terminal, colors, scaledCharWidth, scaledCharHeight) {
-    var newConfig = CharAtlasUtils_1.generateConfig(scaledCharWidth, scaledCharHeight, terminal, colors);
-    for (var i = 0; i < charAtlasCache.length; i++) {
-        var entry = charAtlasCache[i];
-        var ownedByIndex = entry.ownedBy.indexOf(terminal);
-        if (ownedByIndex >= 0) {
-            if (CharAtlasUtils_1.configEquals(entry.config, newConfig)) {
-                return entry.atlas;
-            }
-            if (entry.ownedBy.length === 1) {
-                charAtlasCache.splice(i, 1);
-            }
-            else {
-                entry.ownedBy.splice(ownedByIndex, 1);
-            }
-            break;
-        }
-    }
-    for (var i = 0; i < charAtlasCache.length; i++) {
-        var entry = charAtlasCache[i];
-        if (CharAtlasUtils_1.configEquals(entry.config, newConfig)) {
-            entry.ownedBy.push(terminal);
-            return entry.atlas;
-        }
-    }
-    var newEntry = {
-        atlas: new charAtlasImplementations[terminal.options.experimentalCharAtlas](document, newConfig),
-        config: newConfig,
-        ownedBy: [terminal]
-    };
-    charAtlasCache.push(newEntry);
-    return newEntry.atlas;
-}
-exports.acquireCharAtlas = acquireCharAtlas;
-function removeTerminalFromCache(terminal) {
-    for (var i = 0; i < charAtlasCache.length; i++) {
-        var index = charAtlasCache[i].ownedBy.indexOf(terminal);
-        if (index !== -1) {
-            if (charAtlasCache[i].ownedBy.length === 1) {
-                charAtlasCache.splice(i, 1);
-            }
-            else {
-                charAtlasCache[i].ownedBy.splice(index, 1);
-            }
-            break;
-        }
-    }
-}
-exports.removeTerminalFromCache = removeTerminalFromCache;
-
-},{"./CharAtlasUtils":35,"./DynamicCharAtlas":36,"./NoneCharAtlas":38,"./StaticCharAtlas":39}],35:[function(require,module,exports){
-"use strict";
-Object.defineProperty(exports, "__esModule", { value: true });
-function generateConfig(scaledCharWidth, scaledCharHeight, terminal, colors) {
-    var clonedColors = {
-        foreground: colors.foreground,
-        background: colors.background,
-        cursor: null,
-        cursorAccent: null,
-        selection: null,
-        ansi: colors.ansi.slice(0, 16)
-    };
-    return {
-        type: terminal.options.experimentalCharAtlas,
-        devicePixelRatio: window.devicePixelRatio,
-        scaledCharWidth: scaledCharWidth,
-        scaledCharHeight: scaledCharHeight,
-        fontFamily: terminal.options.fontFamily,
-        fontSize: terminal.options.fontSize,
-        fontWeight: terminal.options.fontWeight,
-        fontWeightBold: terminal.options.fontWeightBold,
-        allowTransparency: terminal.options.allowTransparency,
-        colors: clonedColors
-    };
-}
-exports.generateConfig = generateConfig;
-function configEquals(a, b) {
-    for (var i = 0; i < a.colors.ansi.length; i++) {
-        if (a.colors.ansi[i].rgba !== b.colors.ansi[i].rgba) {
-            return false;
-        }
-    }
-    return a.type === b.type &&
-        a.devicePixelRatio === b.devicePixelRatio &&
-        a.fontFamily === b.fontFamily &&
-        a.fontSize === b.fontSize &&
-        a.fontWeight === b.fontWeight &&
-        a.fontWeightBold === b.fontWeightBold &&
-        a.allowTransparency === b.allowTransparency &&
-        a.scaledCharWidth === b.scaledCharWidth &&
-        a.scaledCharHeight === b.scaledCharHeight &&
-        a.colors.foreground === b.colors.foreground &&
-        a.colors.background === b.colors.background;
-}
-exports.configEquals = configEquals;
-
-},{}],36:[function(require,module,exports){
-"use strict";
-var __extends = (this && this.__extends) || (function () {
-    var extendStatics = Object.setPrototypeOf ||
-        ({ __proto__: [] } instanceof Array && function (d, b) { d.__proto__ = b; }) ||
-        function (d, b) { for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p]; };
-    return function (d, b) {
-        extendStatics(d, b);
-        function __() { this.constructor = d; }
-        d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
-    };
-})();
-Object.defineProperty(exports, "__esModule", { value: true });
-var Types_1 = require("./Types");
-var BaseCharAtlas_1 = require("./BaseCharAtlas");
-var ColorManager_1 = require("../ColorManager");
-var CharAtlasGenerator_1 = require("../../shared/atlas/CharAtlasGenerator");
-var LRUMap_1 = require("./LRUMap");
-var TEXTURE_WIDTH = 1024;
-var TEXTURE_HEIGHT = 1024;
-var TRANSPARENT_COLOR = {
-    css: 'rgba(0, 0, 0, 0)',
-    rgba: 0
-};
-var FRAME_CACHE_DRAW_LIMIT = 100;
-function getGlyphCacheKey(glyph) {
-    var styleFlags = (glyph.bold ? 0 : 4) + (glyph.dim ? 0 : 2) + (glyph.italic ? 0 : 1);
-    return glyph.bg + "_" + glyph.fg + "_" + styleFlags + glyph.chars;
-}
-var DynamicCharAtlas = (function (_super) {
-    __extends(DynamicCharAtlas, _super);
-    function DynamicCharAtlas(document, _config) {
-        var _this = _super.call(this) || this;
-        _this._config = _config;
-        _this._drawToCacheCount = 0;
-        _this._cacheCanvas = document.createElement('canvas');
-        _this._cacheCanvas.width = TEXTURE_WIDTH;
-        _this._cacheCanvas.height = TEXTURE_HEIGHT;
-        _this._cacheCtx = _this._cacheCanvas.getContext('2d', { alpha: true });
-        var tmpCanvas = document.createElement('canvas');
-        tmpCanvas.width = _this._config.scaledCharWidth;
-        tmpCanvas.height = _this._config.scaledCharHeight;
-        _this._tmpCtx = tmpCanvas.getContext('2d', { alpha: _this._config.allowTransparency });
-        _this._width = Math.floor(TEXTURE_WIDTH / _this._config.scaledCharWidth);
-        _this._height = Math.floor(TEXTURE_HEIGHT / _this._config.scaledCharHeight);
-        var capacity = _this._width * _this._height;
-        _this._cacheMap = new LRUMap_1.default(capacity);
-        _this._cacheMap.prealloc(capacity);
-        return _this;
-    }
-    DynamicCharAtlas.prototype.beginFrame = function () {
-        this._drawToCacheCount = 0;
-    };
-    DynamicCharAtlas.prototype.draw = function (ctx, glyph, x, y) {
-        var glyphKey = getGlyphCacheKey(glyph);
-        var cacheValue = this._cacheMap.get(glyphKey);
-        if (cacheValue != null) {
-            this._drawFromCache(ctx, cacheValue, x, y);
-            return true;
-        }
-        else if (this._canCache(glyph) && this._drawToCacheCount < FRAME_CACHE_DRAW_LIMIT) {
-            var index = void 0;
-            if (this._cacheMap.size < this._cacheMap.capacity) {
-                index = this._cacheMap.size;
-            }
-            else {
-                index = this._cacheMap.peek().index;
-            }
-            var cacheValue_1 = this._drawToCache(glyph, index);
-            this._cacheMap.set(glyphKey, cacheValue_1);
-            this._drawFromCache(ctx, cacheValue_1, x, y);
-            return true;
-        }
-        return false;
-    };
-    DynamicCharAtlas.prototype._canCache = function (glyph) {
-        return glyph.code < 256;
-    };
-    DynamicCharAtlas.prototype._toCoordinates = function (index) {
-        return [
-            (index % this._width) * this._config.scaledCharWidth,
-            Math.floor(index / this._width) * this._config.scaledCharHeight
-        ];
-    };
-    DynamicCharAtlas.prototype._drawFromCache = function (ctx, cacheValue, x, y) {
-        if (cacheValue.isEmpty) {
-            return;
-        }
-        var _a = this._toCoordinates(cacheValue.index), cacheX = _a[0], cacheY = _a[1];
-        ctx.drawImage(this._cacheCanvas, cacheX, cacheY, this._config.scaledCharWidth, this._config.scaledCharHeight, x, y, this._config.scaledCharWidth, this._config.scaledCharHeight);
-    };
-    DynamicCharAtlas.prototype._getColorFromAnsiIndex = function (idx) {
-        if (idx < this._config.colors.ansi.length) {
-            return this._config.colors.ansi[idx];
-        }
-        return ColorManager_1.DEFAULT_ANSI_COLORS[idx];
-    };
-    DynamicCharAtlas.prototype._getBackgroundColor = function (glyph) {
-        if (this._config.allowTransparency) {
-            return TRANSPARENT_COLOR;
-        }
-        else if (glyph.bg === Types_1.INVERTED_DEFAULT_COLOR) {
-            return this._config.colors.foreground;
-        }
-        else if (glyph.bg < 256) {
-            return this._getColorFromAnsiIndex(glyph.bg);
-        }
-        return this._config.colors.background;
-    };
-    DynamicCharAtlas.prototype._getForegroundColor = function (glyph) {
-        if (glyph.fg === Types_1.INVERTED_DEFAULT_COLOR) {
-            return this._config.colors.background;
-        }
-        else if (glyph.fg < 256) {
-            return this._getColorFromAnsiIndex(glyph.fg);
-        }
-        return this._config.colors.foreground;
-    };
-    DynamicCharAtlas.prototype._drawToCache = function (glyph, index) {
-        this._drawToCacheCount++;
-        this._tmpCtx.save();
-        var backgroundColor = this._getBackgroundColor(glyph);
-        this._tmpCtx.globalCompositeOperation = 'copy';
-        this._tmpCtx.fillStyle = backgroundColor.css;
-        this._tmpCtx.fillRect(0, 0, this._config.scaledCharWidth, this._config.scaledCharHeight);
-        this._tmpCtx.globalCompositeOperation = 'source-over';
-        var fontWeight = glyph.bold ? this._config.fontWeightBold : this._config.fontWeight;
-        var fontStyle = glyph.italic ? 'italic' : '';
-        this._tmpCtx.font =
-            fontStyle + " " + fontWeight + " " + this._config.fontSize * this._config.devicePixelRatio + "px " + this._config.fontFamily;
-        this._tmpCtx.textBaseline = 'top';
-        this._tmpCtx.fillStyle = this._getForegroundColor(glyph).css;
-        if (glyph.dim) {
-            this._tmpCtx.globalAlpha = Types_1.DIM_OPACITY;
-        }
-        this._tmpCtx.fillText(glyph.chars, 0, 0);
-        this._tmpCtx.restore();
-        var imageData = this._tmpCtx.getImageData(0, 0, this._config.scaledCharWidth, this._config.scaledCharHeight);
-        var isEmpty = false;
-        if (!this._config.allowTransparency) {
-            isEmpty = CharAtlasGenerator_1.clearColor(imageData, backgroundColor);
-        }
-        var _a = this._toCoordinates(index), x = _a[0], y = _a[1];
-        this._cacheCtx.putImageData(imageData, x, y);
-        return {
-            index: index,
-            isEmpty: isEmpty
-        };
-    };
-    return DynamicCharAtlas;
-}(BaseCharAtlas_1.default));
-exports.default = DynamicCharAtlas;
-
-},{"../../shared/atlas/CharAtlasGenerator":43,"../ColorManager":26,"./BaseCharAtlas":33,"./LRUMap":37,"./Types":40}],37:[function(require,module,exports){
-"use strict";
-Object.defineProperty(exports, "__esModule", { value: true });
-var LRUMap = (function () {
-    function LRUMap(capacity) {
-        this.capacity = capacity;
-        this._map = {};
-        this._head = null;
-        this._tail = null;
-        this._nodePool = [];
-        this.size = 0;
-    }
-    LRUMap.prototype._unlinkNode = function (node) {
-        var prev = node.prev;
-        var next = node.next;
-        if (node === this._head) {
-            this._head = next;
-        }
-        if (node === this._tail) {
-            this._tail = prev;
-        }
-        if (prev !== null) {
-            prev.next = next;
-        }
-        if (next !== null) {
-            next.prev = prev;
-        }
-    };
-    LRUMap.prototype._appendNode = function (node) {
-        var tail = this._tail;
-        if (tail !== null) {
-            tail.next = node;
-        }
-        node.prev = tail;
-        node.next = null;
-        this._tail = node;
-        if (this._head === null) {
-            this._head = node;
-        }
-    };
-    LRUMap.prototype.prealloc = function (count) {
-        var nodePool = this._nodePool;
-        for (var i = 0; i < count; i++) {
-            nodePool.push({
-                prev: null,
-                next: null,
-                key: null,
-                value: null
-            });
-        }
-    };
-    LRUMap.prototype.get = function (key) {
-        var node = this._map[key];
-        if (node !== undefined) {
-            this._unlinkNode(node);
-            this._appendNode(node);
-            return node.value;
-        }
-        return null;
-    };
-    LRUMap.prototype.peek = function () {
-        var head = this._head;
-        return head === null ? null : head.value;
-    };
-    LRUMap.prototype.set = function (key, value) {
-        var node = this._map[key];
-        if (node !== undefined) {
-            node = this._map[key];
-            this._unlinkNode(node);
-            node.value = value;
-        }
-        else if (this.size >= this.capacity) {
-            node = this._head;
-            this._unlinkNode(node);
-            delete this._map[node.key];
-            node.key = key;
-            node.value = value;
-            this._map[key] = node;
-        }
-        else {
-            var nodePool = this._nodePool;
-            if (nodePool.length > 0) {
-                node = nodePool.pop();
-                node.key = key;
-                node.value = value;
-            }
-            else {
-                node = {
-                    prev: null,
-                    next: null,
-                    key: key,
-                    value: value
-                };
-            }
-            this._map[key] = node;
-            this.size++;
-        }
-        this._appendNode(node);
-    };
-    return LRUMap;
-}());
-exports.default = LRUMap;
-
-},{}],38:[function(require,module,exports){
-"use strict";
-var __extends = (this && this.__extends) || (function () {
-    var extendStatics = Object.setPrototypeOf ||
-        ({ __proto__: [] } instanceof Array && function (d, b) { d.__proto__ = b; }) ||
-        function (d, b) { for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p]; };
-    return function (d, b) {
-        extendStatics(d, b);
-        function __() { this.constructor = d; }
-        d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
-    };
-})();
-Object.defineProperty(exports, "__esModule", { value: true });
-var BaseCharAtlas_1 = require("./BaseCharAtlas");
-var NoneCharAtlas = (function (_super) {
-    __extends(NoneCharAtlas, _super);
-    function NoneCharAtlas(document, config) {
-        return _super.call(this) || this;
-    }
-    NoneCharAtlas.prototype.draw = function (ctx, glyph, x, y) {
-        return false;
-    };
-    return NoneCharAtlas;
-}(BaseCharAtlas_1.default));
-exports.default = NoneCharAtlas;
-
-},{"./BaseCharAtlas":33}],39:[function(require,module,exports){
-"use strict";
-var __extends = (this && this.__extends) || (function () {
-    var extendStatics = Object.setPrototypeOf ||
-        ({ __proto__: [] } instanceof Array && function (d, b) { d.__proto__ = b; }) ||
-        function (d, b) { for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p]; };
-    return function (d, b) {
-        extendStatics(d, b);
-        function __() { this.constructor = d; }
-        d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
-    };
-})();
-Object.defineProperty(exports, "__esModule", { value: true });
-var Types_1 = require("./Types");
-var Types_2 = require("../../shared/atlas/Types");
-var CharAtlasGenerator_1 = require("../../shared/atlas/CharAtlasGenerator");
-var BaseCharAtlas_1 = require("./BaseCharAtlas");
-var StaticCharAtlas = (function (_super) {
-    __extends(StaticCharAtlas, _super);
-    function StaticCharAtlas(_document, _config) {
-        var _this = _super.call(this) || this;
-        _this._document = _document;
-        _this._config = _config;
-        _this._canvasFactory = function (width, height) {
-            var canvas = _this._document.createElement('canvas');
-            canvas.width = width;
-            canvas.height = height;
-            return canvas;
-        };
-        return _this;
-    }
-    StaticCharAtlas.prototype._doWarmUp = function () {
-        var _this = this;
-        var result = CharAtlasGenerator_1.generateStaticCharAtlasTexture(window, this._canvasFactory, this._config);
-        if (result instanceof HTMLCanvasElement) {
-            this._texture = result;
-        }
-        else {
-            result.then(function (texture) {
-                _this._texture = texture;
-            });
-        }
-    };
-    StaticCharAtlas.prototype._isCached = function (glyph, colorIndex) {
-        var isAscii = glyph.code < 256;
-        var isBasicColor = glyph.fg < 16;
-        var isDefaultColor = glyph.fg >= 256;
-        var isDefaultBackground = glyph.bg >= 256;
-        return isAscii && (isBasicColor || isDefaultColor) && isDefaultBackground && !glyph.italic;
-    };
-    StaticCharAtlas.prototype.draw = function (ctx, glyph, x, y) {
-        if (this._texture == null) {
-            return false;
-        }
-        var colorIndex = 0;
-        if (glyph.fg < 256) {
-            colorIndex = 2 + glyph.fg + (glyph.bold ? 16 : 0);
-        }
-        else {
-            if (glyph.bold) {
-                colorIndex = 1;
-            }
-        }
-        if (!this._isCached(glyph, colorIndex)) {
-            return false;
-        }
-        ctx.save();
-        var charAtlasCellWidth = this._config.scaledCharWidth + Types_2.CHAR_ATLAS_CELL_SPACING;
-        var charAtlasCellHeight = this._config.scaledCharHeight + Types_2.CHAR_ATLAS_CELL_SPACING;
-        if (glyph.dim) {
-            ctx.globalAlpha = Types_1.DIM_OPACITY;
-        }
-        ctx.drawImage(this._texture, glyph.code * charAtlasCellWidth, colorIndex * charAtlasCellHeight, charAtlasCellWidth, this._config.scaledCharHeight, x, y, charAtlasCellWidth, this._config.scaledCharHeight);
-        ctx.restore();
-        return true;
-    };
-    return StaticCharAtlas;
-}(BaseCharAtlas_1.default));
-exports.default = StaticCharAtlas;
-
-},{"../../shared/atlas/CharAtlasGenerator":43,"../../shared/atlas/Types":44,"./BaseCharAtlas":33,"./Types":40}],40:[function(require,module,exports){
-"use strict";
-Object.defineProperty(exports, "__esModule", { value: true });
-exports.INVERTED_DEFAULT_COLOR = -1;
-exports.DIM_OPACITY = 0.5;
-
-},{}],41:[function(require,module,exports){
-"use strict";
-var __extends = (this && this.__extends) || (function () {
-    var extendStatics = Object.setPrototypeOf ||
-        ({ __proto__: [] } instanceof Array && function (d, b) { d.__proto__ = b; }) ||
-        function (d, b) { for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p]; };
-    return function (d, b) {
-        extendStatics(d, b);
-        function __() { this.constructor = d; }
-        d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
-    };
-})();
-Object.defineProperty(exports, "__esModule", { value: true });
-var EventEmitter_1 = require("../../EventEmitter");
-var ColorManager_1 = require("../ColorManager");
-var RenderDebouncer_1 = require("../../ui/RenderDebouncer");
-var DomRendererRowFactory_1 = require("./DomRendererRowFactory");
-var TERMINAL_CLASS_PREFIX = 'xterm-dom-renderer-owner-';
-var ROW_CONTAINER_CLASS = 'xterm-rows';
-var FG_CLASS_PREFIX = 'xterm-fg-';
-var BG_CLASS_PREFIX = 'xterm-bg-';
-var FOCUS_CLASS = 'xterm-focus';
-var SELECTION_CLASS = 'xterm-selection';
-var nextTerminalId = 1;
-var DomRenderer = (function (_super) {
-    __extends(DomRenderer, _super);
-    function DomRenderer(_terminal, theme) {
-        var _this = _super.call(this) || this;
-        _this._terminal = _terminal;
-        _this._terminalClass = nextTerminalId++;
-        _this._rowElements = [];
-        var allowTransparency = _this._terminal.options.allowTransparency;
-        _this.colorManager = new ColorManager_1.ColorManager(document, allowTransparency);
-        _this.setTheme(theme);
-        _this._rowContainer = document.createElement('div');
-        _this._rowContainer.classList.add(ROW_CONTAINER_CLASS);
-        _this._rowContainer.style.lineHeight = 'normal';
-        _this._rowContainer.setAttribute('aria-hidden', 'true');
-        _this._refreshRowElements(_this._terminal.cols, _this._terminal.rows);
-        _this._selectionContainer = document.createElement('div');
-        _this._selectionContainer.classList.add(SELECTION_CLASS);
-        _this._selectionContainer.setAttribute('aria-hidden', 'true');
-        _this.dimensions = {
-            scaledCharWidth: null,
-            scaledCharHeight: null,
-            scaledCellWidth: null,
-            scaledCellHeight: null,
-            scaledCharLeft: null,
-            scaledCharTop: null,
-            scaledCanvasWidth: null,
-            scaledCanvasHeight: null,
-            canvasWidth: null,
-            canvasHeight: null,
-            actualCellWidth: null,
-            actualCellHeight: null
-        };
-        _this._updateDimensions();
-        _this._renderDebouncer = new RenderDebouncer_1.RenderDebouncer(_this._terminal, _this._renderRows.bind(_this));
-        _this._rowFactory = new DomRendererRowFactory_1.DomRendererRowFactory(document);
-        _this._terminal.element.classList.add(TERMINAL_CLASS_PREFIX + _this._terminalClass);
-        _this._terminal.screenElement.appendChild(_this._rowContainer);
-        _this._terminal.screenElement.appendChild(_this._selectionContainer);
-        return _this;
-    }
-    DomRenderer.prototype.dispose = function () {
-        this._terminal.element.classList.remove(TERMINAL_CLASS_PREFIX + this._terminalClass);
-        this._terminal.screenElement.removeChild(this._rowContainer);
-        this._terminal.screenElement.removeChild(this._selectionContainer);
-        this._terminal.screenElement.removeChild(this._themeStyleElement);
-        this._terminal.screenElement.removeChild(this._dimensionsStyleElement);
-        _super.prototype.dispose.call(this);
-    };
-    DomRenderer.prototype._updateDimensions = function () {
-        var _this = this;
-        this.dimensions.scaledCharWidth = this._terminal.charMeasure.width * window.devicePixelRatio;
-        this.dimensions.scaledCharHeight = this._terminal.charMeasure.height * window.devicePixelRatio;
-        this.dimensions.scaledCellWidth = this.dimensions.scaledCharWidth;
-        this.dimensions.scaledCellHeight = this.dimensions.scaledCharHeight;
-        this.dimensions.scaledCharLeft = 0;
-        this.dimensions.scaledCharTop = 0;
-        this.dimensions.scaledCanvasWidth = this.dimensions.scaledCellWidth * this._terminal.cols;
-        this.dimensions.scaledCanvasHeight = this.dimensions.scaledCellHeight * this._terminal.rows;
-        this.dimensions.canvasWidth = this._terminal.charMeasure.width * this._terminal.cols;
-        this.dimensions.canvasHeight = this._terminal.charMeasure.height * this._terminal.rows;
-        this.dimensions.actualCellWidth = this._terminal.charMeasure.width;
-        this.dimensions.actualCellHeight = this._terminal.charMeasure.height;
-        this._rowElements.forEach(function (element) {
-            element.style.width = _this.dimensions.canvasWidth + "px";
-            element.style.height = _this._terminal.charMeasure.height + "px";
-        });
-        if (!this._dimensionsStyleElement) {
-            this._dimensionsStyleElement = document.createElement('style');
-            this._terminal.screenElement.appendChild(this._dimensionsStyleElement);
-        }
-        var styles = this._terminalSelector + " ." + ROW_CONTAINER_CLASS + " span {" +
-            " display: inline-block;" +
-            " height: 100%;" +
-            " vertical-align: top;" +
-            (" width: " + this._terminal.charMeasure.width + "px") +
-            "}";
-        this._dimensionsStyleElement.innerHTML = styles;
-        this._selectionContainer.style.height = this._terminal._viewportElement.style.height;
-        this._rowContainer.style.width = this.dimensions.canvasWidth + "px";
-        this._rowContainer.style.height = this.dimensions.canvasHeight + "px";
-    };
-    DomRenderer.prototype.setTheme = function (theme) {
-        var _this = this;
-        if (theme) {
-            this.colorManager.setTheme(theme);
-        }
-        if (!this._themeStyleElement) {
-            this._themeStyleElement = document.createElement('style');
-            this._terminal.screenElement.appendChild(this._themeStyleElement);
-        }
-        var styles = this._terminalSelector + " ." + ROW_CONTAINER_CLASS + " {" +
-            (" color: " + this.colorManager.colors.foreground.css + ";") +
-            (" background-color: " + this.colorManager.colors.background.css + ";") +
-            (" font-family: " + this._terminal.getOption('fontFamily') + ";") +
-            (" font-size: " + this._terminal.getOption('fontSize') + "px;") +
-            "}";
-        styles +=
-            this._terminalSelector + " span:not(." + DomRendererRowFactory_1.BOLD_CLASS + ") {" +
-                (" font-weight: " + this._terminal.options.fontWeight + ";") +
-                "}" +
-                (this._terminalSelector + " span." + DomRendererRowFactory_1.BOLD_CLASS + " {") +
-                (" font-weight: " + this._terminal.options.fontWeightBold + ";") +
-                "}" +
-                (this._terminalSelector + " span." + DomRendererRowFactory_1.ITALIC_CLASS + " {") +
-                " font-style: italic;" +
-                "}";
-        styles +=
-            this._terminalSelector + " ." + ROW_CONTAINER_CLASS + "." + FOCUS_CLASS + " ." + DomRendererRowFactory_1.CURSOR_CLASS + " {" +
-                (" background-color: " + this.colorManager.colors.cursor.css + ";") +
-                (" color: " + this.colorManager.colors.cursorAccent.css + ";") +
-                "}" +
-                (this._terminalSelector + " ." + ROW_CONTAINER_CLASS + ":not(." + FOCUS_CLASS + ") ." + DomRendererRowFactory_1.CURSOR_CLASS + " {") +
-                " outline: 1px solid #fff;" +
-                " outline-offset: -1px;" +
-                "}";
-        styles +=
-            this._terminalSelector + " ." + SELECTION_CLASS + " {" +
-                " position: absolute;" +
-                " top: 0;" +
-                " left: 0;" +
-                " z-index: 1;" +
-                " pointer-events: none;" +
-                "}" +
-                (this._terminalSelector + " ." + SELECTION_CLASS + " div {") +
-                " position: absolute;" +
-                (" background-color: " + this.colorManager.colors.selection.css + ";") +
-                "}";
-        this.colorManager.colors.ansi.forEach(function (c, i) {
-            styles +=
-                _this._terminalSelector + " ." + FG_CLASS_PREFIX + i + " { color: " + c.css + "; }" +
-                    (_this._terminalSelector + " ." + BG_CLASS_PREFIX + i + " { background-color: " + c.css + "; }");
-        });
-        this._themeStyleElement.innerHTML = styles;
-        return this.colorManager.colors;
-    };
-    DomRenderer.prototype.onWindowResize = function (devicePixelRatio) {
-        this._updateDimensions();
-    };
-    DomRenderer.prototype._refreshRowElements = function (cols, rows) {
-        for (var i = this._rowElements.length; i <= rows; i++) {
-            var row = document.createElement('div');
-            this._rowContainer.appendChild(row);
-            this._rowElements.push(row);
-        }
-        while (this._rowElements.length > rows) {
-            this._rowContainer.removeChild(this._rowElements.pop());
-        }
-    };
-    DomRenderer.prototype.onResize = function (cols, rows) {
-        this._refreshRowElements(cols, rows);
-        this._updateDimensions();
-    };
-    DomRenderer.prototype.onCharSizeChanged = function () {
-        this._updateDimensions();
-    };
-    DomRenderer.prototype.onBlur = function () {
-        this._rowContainer.classList.remove(FOCUS_CLASS);
-    };
-    DomRenderer.prototype.onFocus = function () {
-        this._rowContainer.classList.add(FOCUS_CLASS);
-    };
-    DomRenderer.prototype.onSelectionChanged = function (start, end, columnSelectMode) {
-        while (this._selectionContainer.children.length) {
-            this._selectionContainer.removeChild(this._selectionContainer.children[0]);
-        }
-        if (!start || !end) {
-            return;
-        }
-        var viewportStartRow = start[1] - this._terminal.buffer.ydisp;
-        var viewportEndRow = end[1] - this._terminal.buffer.ydisp;
-        var viewportCappedStartRow = Math.max(viewportStartRow, 0);
-        var viewportCappedEndRow = Math.min(viewportEndRow, this._terminal.rows - 1);
-        if (viewportCappedStartRow >= this._terminal.rows || viewportCappedEndRow < 0) {
-            return;
-        }
-        var documentFragment = document.createDocumentFragment();
-        if (columnSelectMode) {
-            documentFragment.appendChild(this._createSelectionElement(viewportCappedStartRow, start[0], end[0], viewportCappedEndRow - viewportCappedStartRow + 1));
-        }
-        else {
-            var startCol = viewportStartRow === viewportCappedStartRow ? start[0] : 0;
-            var endCol = viewportCappedStartRow === viewportCappedEndRow ? end[0] : this._terminal.cols;
-            documentFragment.appendChild(this._createSelectionElement(viewportCappedStartRow, startCol, endCol));
-            var middleRowsCount = viewportCappedEndRow - viewportCappedStartRow - 1;
-            documentFragment.appendChild(this._createSelectionElement(viewportCappedStartRow + 1, 0, this._terminal.cols, middleRowsCount));
-            if (viewportCappedStartRow !== viewportCappedEndRow) {
-                var endCol_1 = viewportEndRow === viewportCappedEndRow ? end[0] : this._terminal.cols;
-                documentFragment.appendChild(this._createSelectionElement(viewportCappedEndRow, 0, endCol_1));
-            }
-        }
-        this._selectionContainer.appendChild(documentFragment);
-    };
-    DomRenderer.prototype._createSelectionElement = function (row, colStart, colEnd, rowCount) {
-        if (rowCount === void 0) { rowCount = 1; }
-        var element = document.createElement('div');
-        element.style.height = rowCount * this._terminal.charMeasure.height + "px";
-        element.style.top = row * this._terminal.charMeasure.height + "px";
-        element.style.left = colStart * this._terminal.charMeasure.width + "px";
-        element.style.width = this._terminal.charMeasure.width * (colEnd - colStart) + "px";
-        return element;
-    };
-    DomRenderer.prototype.onCursorMove = function () {
-    };
-    DomRenderer.prototype.onOptionsChanged = function () {
-        this._updateDimensions();
-        this.setTheme(undefined);
-        this._terminal.refresh(0, this._terminal.rows - 1);
-    };
-    DomRenderer.prototype.clear = function () {
-        this._rowElements.forEach(function (e) { return e.innerHTML = ''; });
-    };
-    DomRenderer.prototype.refreshRows = function (start, end) {
-        this._renderDebouncer.refresh(start, end);
-    };
-    DomRenderer.prototype._renderRows = function (start, end) {
-        var terminal = this._terminal;
-        var cursorAbsoluteY = terminal.buffer.ybase + terminal.buffer.y;
-        var cursorX = this._terminal.buffer.x;
-        for (var y = start; y <= end; y++) {
-            var rowElement = this._rowElements[y];
-            rowElement.innerHTML = '';
-            var row = y + terminal.buffer.ydisp;
-            var lineData = terminal.buffer.lines.get(row);
-            rowElement.appendChild(this._rowFactory.createRow(lineData, row === cursorAbsoluteY, cursorX, terminal.charMeasure.width, terminal.cols));
-        }
-        this._terminal.emit('refresh', { start: start, end: end });
-    };
-    Object.defineProperty(DomRenderer.prototype, "_terminalSelector", {
-        get: function () {
-            return "." + TERMINAL_CLASS_PREFIX + this._terminalClass;
-        },
-        enumerable: true,
-        configurable: true
-    });
-    DomRenderer.prototype.registerCharacterJoiner = function (handler) { return -1; };
-    DomRenderer.prototype.deregisterCharacterJoiner = function (joinerId) { return false; };
-    return DomRenderer;
-}(EventEmitter_1.EventEmitter));
-exports.DomRenderer = DomRenderer;
-
-},{"../../EventEmitter":7,"../../ui/RenderDebouncer":49,"../ColorManager":26,"./DomRendererRowFactory":42}],42:[function(require,module,exports){
-"use strict";
-Object.defineProperty(exports, "__esModule", { value: true });
-var Buffer_1 = require("../../Buffer");
-exports.BOLD_CLASS = 'xterm-bold';
-exports.ITALIC_CLASS = 'xterm-italic';
-exports.CURSOR_CLASS = 'xterm-cursor';
-var DomRendererRowFactory = (function () {
-    function DomRendererRowFactory(_document) {
-        this._document = _document;
-    }
-    DomRendererRowFactory.prototype.createRow = function (lineData, isCursorRow, cursorX, cellWidth, cols) {
-        var fragment = this._document.createDocumentFragment();
-        var colCount = 0;
-        for (var x = 0; x < lineData.length; x++) {
-            if (colCount >= cols) {
-                continue;
-            }
-            var charData = lineData[x];
-            var char = charData[Buffer_1.CHAR_DATA_CHAR_INDEX];
-            var attr = charData[Buffer_1.CHAR_DATA_ATTR_INDEX];
-            var width = charData[Buffer_1.CHAR_DATA_WIDTH_INDEX];
-            if (width === 0) {
-                continue;
-            }
-            var charElement = this._document.createElement('span');
-            if (width > 1) {
-                charElement.style.width = cellWidth * width + "px";
-            }
-            var flags = attr >> 18;
-            var bg = attr & 0x1ff;
-            var fg = (attr >> 9) & 0x1ff;
-            if (isCursorRow && x === cursorX) {
-                charElement.classList.add(exports.CURSOR_CLASS);
-            }
-            if (flags & 8) {
-                var temp = bg;
-                bg = fg;
-                fg = temp;
-                if (fg === 256) {
-                    fg = 0;
-                }
-                if (bg === 257) {
-                    bg = 15;
-                }
-            }
-            if (flags & 1) {
-                if (fg < 8) {
-                    fg += 8;
-                }
-                charElement.classList.add(exports.BOLD_CLASS);
-            }
-            if (flags & 64) {
-                charElement.classList.add(exports.ITALIC_CLASS);
-            }
-            charElement.textContent = char;
-            if (fg !== 257) {
-                charElement.classList.add("xterm-fg-" + fg);
-            }
-            if (bg !== 256) {
-                charElement.classList.add("xterm-bg-" + bg);
-            }
-            fragment.appendChild(charElement);
-            colCount += width;
-        }
-        return fragment;
-    };
-    return DomRendererRowFactory;
-}());
-exports.DomRendererRowFactory = DomRendererRowFactory;
-
-},{"../../Buffer":2}],43:[function(require,module,exports){
-"use strict";
-Object.defineProperty(exports, "__esModule", { value: true });
-var Types_1 = require("./Types");
-var Browser_1 = require("../utils/Browser");
-function generateStaticCharAtlasTexture(context, canvasFactory, config) {
-    var cellWidth = config.scaledCharWidth + Types_1.CHAR_ATLAS_CELL_SPACING;
-    var cellHeight = config.scaledCharHeight + Types_1.CHAR_ATLAS_CELL_SPACING;
-    var canvas = canvasFactory(255 * cellWidth, (2 + 16 + 16) * cellHeight);
-    var ctx = canvas.getContext('2d', { alpha: config.allowTransparency });
-    ctx.fillStyle = config.colors.background.css;
-    ctx.fillRect(0, 0, canvas.width, canvas.height);
-    ctx.save();
-    ctx.fillStyle = config.colors.foreground.css;
-    ctx.font = getFont(config.fontWeight, config);
-    ctx.textBaseline = 'top';
-    for (var i = 0; i < 256; i++) {
-        ctx.save();
-        ctx.beginPath();
-        ctx.rect(i * cellWidth, 0, cellWidth, cellHeight);
-        ctx.clip();
-        ctx.fillText(String.fromCharCode(i), i * cellWidth, 0);
-        ctx.restore();
-    }
-    ctx.save();
-    ctx.font = getFont(config.fontWeightBold, config);
-    for (var i = 0; i < 256; i++) {
-        ctx.save();
-        ctx.beginPath();
-        ctx.rect(i * cellWidth, cellHeight, cellWidth, cellHeight);
-        ctx.clip();
-        ctx.fillText(String.fromCharCode(i), i * cellWidth, cellHeight);
-        ctx.restore();
-    }
-    ctx.restore();
-    ctx.font = getFont(config.fontWeight, config);
-    for (var colorIndex = 0; colorIndex < 16; colorIndex++) {
-        var y = (colorIndex + 2) * cellHeight;
-        for (var i = 0; i < 256; i++) {
-            ctx.save();
-            ctx.beginPath();
-            ctx.rect(i * cellWidth, y, cellWidth, cellHeight);
-            ctx.clip();
-            ctx.fillStyle = config.colors.ansi[colorIndex].css;
-            ctx.fillText(String.fromCharCode(i), i * cellWidth, y);
-            ctx.restore();
-        }
-    }
-    ctx.font = getFont(config.fontWeightBold, config);
-    for (var colorIndex = 0; colorIndex < 16; colorIndex++) {
-        var y = (colorIndex + 2 + 16) * cellHeight;
-        for (var i = 0; i < 256; i++) {
-            ctx.save();
-            ctx.beginPath();
-            ctx.rect(i * cellWidth, y, cellWidth, cellHeight);
-            ctx.clip();
-            ctx.fillStyle = config.colors.ansi[colorIndex].css;
-            ctx.fillText(String.fromCharCode(i), i * cellWidth, y);
-            ctx.restore();
-        }
-    }
-    ctx.restore();
-    if (!('createImageBitmap' in context) || Browser_1.isFirefox || Browser_1.isSafari) {
-        if (canvas instanceof HTMLCanvasElement) {
-            return canvas;
-        }
-        return new Promise(function (r) { return r(canvas.transferToImageBitmap()); });
-    }
-    var charAtlasImageData = ctx.getImageData(0, 0, canvas.width, canvas.height);
-    clearColor(charAtlasImageData, config.colors.background);
-    return context.createImageBitmap(charAtlasImageData);
-}
-exports.generateStaticCharAtlasTexture = generateStaticCharAtlasTexture;
-function clearColor(imageData, color) {
-    var isEmpty = true;
-    var r = color.rgba >>> 24;
-    var g = color.rgba >>> 16 & 0xFF;
-    var b = color.rgba >>> 8 & 0xFF;
-    for (var offset = 0; offset < imageData.data.length; offset += 4) {
-        if (imageData.data[offset] === r &&
-            imageData.data[offset + 1] === g &&
-            imageData.data[offset + 2] === b) {
-            imageData.data[offset + 3] = 0;
-        }
-        else {
-            isEmpty = false;
-        }
-    }
-    return isEmpty;
-}
-exports.clearColor = clearColor;
-function getFont(fontWeight, config) {
-    return fontWeight + " " + config.fontSize * config.devicePixelRatio + "px " + config.fontFamily;
-}
-
-},{"../utils/Browser":45,"./Types":44}],44:[function(require,module,exports){
-"use strict";
-Object.defineProperty(exports, "__esModule", { value: true });
-exports.CHAR_ATLAS_CELL_SPACING = 1;
-
-},{}],45:[function(require,module,exports){
-"use strict";
-Object.defineProperty(exports, "__esModule", { value: true });
-var isNode = (typeof navigator === 'undefined') ? true : false;
-var userAgent = (isNode) ? 'node' : navigator.userAgent;
-var platform = (isNode) ? 'node' : navigator.platform;
-exports.isFirefox = !!~userAgent.indexOf('Firefox');
-exports.isSafari = /^((?!chrome|android).)*safari/i.test(userAgent);
-exports.isMSIE = !!~userAgent.indexOf('MSIE') || !!~userAgent.indexOf('Trident');
-exports.isMac = contains(['Macintosh', 'MacIntel', 'MacPPC', 'Mac68K'], platform);
-exports.isIpad = platform === 'iPad';
-exports.isIphone = platform === 'iPhone';
-exports.isMSWindows = contains(['Windows', 'Win16', 'Win32', 'WinCE'], platform);
-exports.isLinux = platform.indexOf('Linux') >= 0;
-function contains(arr, el) {
-    return arr.indexOf(el) >= 0;
-}
-
-},{}],46:[function(require,module,exports){
-"use strict";
-var __extends = (this && this.__extends) || (function () {
-    var extendStatics = Object.setPrototypeOf ||
-        ({ __proto__: [] } instanceof Array && function (d, b) { d.__proto__ = b; }) ||
-        function (d, b) { for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p]; };
-    return function (d, b) {
-        extendStatics(d, b);
-        function __() { this.constructor = d; }
-        d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
-    };
-})();
-Object.defineProperty(exports, "__esModule", { value: true });
-var EventEmitter_1 = require("../EventEmitter");
-var CharMeasure = (function (_super) {
-    __extends(CharMeasure, _super);
-    function CharMeasure(document, parentElement) {
-        var _this = _super.call(this) || this;
-        _this._document = document;
-        _this._parentElement = parentElement;
-        _this._measureElement = _this._document.createElement('span');
-        _this._measureElement.classList.add('xterm-char-measure-element');
-        _this._measureElement.textContent = 'W';
-        _this._measureElement.setAttribute('aria-hidden', 'true');
-        _this._parentElement.appendChild(_this._measureElement);
-        return _this;
-    }
-    Object.defineProperty(CharMeasure.prototype, "width", {
-        get: function () {
-            return this._width;
-        },
-        enumerable: true,
-        configurable: true
-    });
-    Object.defineProperty(CharMeasure.prototype, "height", {
-        get: function () {
-            return this._height;
-        },
-        enumerable: true,
-        configurable: true
-    });
-    CharMeasure.prototype.measure = function (options) {
-        this._measureElement.style.fontFamily = options.fontFamily;
-        this._measureElement.style.fontSize = options.fontSize + "px";
-        var geometry = this._measureElement.getBoundingClientRect();
-        if (geometry.width === 0 || geometry.height === 0) {
-            return;
-        }
-        if (this._width !== geometry.width || this._height !== geometry.height) {
-            this._width = geometry.width;
-            this._height = Math.ceil(geometry.height);
-            this.emit('charsizechanged');
-        }
-    };
-    return CharMeasure;
-}(EventEmitter_1.EventEmitter));
-exports.CharMeasure = CharMeasure;
-
-},{"../EventEmitter":7}],47:[function(require,module,exports){
-"use strict";
-Object.defineProperty(exports, "__esModule", { value: true });
-function addDisposableDomListener(node, type, handler, useCapture) {
-    node.addEventListener(type, handler, useCapture);
-    return {
-        dispose: function () {
-            if (!handler) {
-                return;
-            }
-            node.removeEventListener(type, handler, useCapture);
-            node = null;
-            handler = null;
-        }
-    };
-}
-exports.addDisposableDomListener = addDisposableDomListener;
-
-},{}],48:[function(require,module,exports){
-"use strict";
-var __extends = (this && this.__extends) || (function () {
-    var extendStatics = Object.setPrototypeOf ||
-        ({ __proto__: [] } instanceof Array && function (d, b) { d.__proto__ = b; }) ||
-        function (d, b) { for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p]; };
-    return function (d, b) {
-        extendStatics(d, b);
-        function __() { this.constructor = d; }
-        d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
-    };
-})();
-Object.defineProperty(exports, "__esModule", { value: true });
-var Lifecycle_1 = require("../common/Lifecycle");
-var Lifecycle_2 = require("./Lifecycle");
-var HOVER_DURATION = 500;
-var MouseZoneManager = (function (_super) {
-    __extends(MouseZoneManager, _super);
-    function MouseZoneManager(_terminal) {
-        var _this = _super.call(this) || this;
-        _this._terminal = _terminal;
-        _this._zones = [];
-        _this._areZonesActive = false;
-        _this._tooltipTimeout = null;
-        _this._currentZone = null;
-        _this._lastHoverCoords = [null, null];
-        _this.register(Lifecycle_2.addDisposableDomListener(_this._terminal.element, 'mousedown', function (e) { return _this._onMouseDown(e); }));
-        _this._mouseMoveListener = function (e) { return _this._onMouseMove(e); };
-        _this._clickListener = function (e) { return _this._onClick(e); };
-        return _this;
-    }
-    MouseZoneManager.prototype.dispose = function () {
-        _super.prototype.dispose.call(this);
-        this._deactivate();
-    };
-    MouseZoneManager.prototype.add = function (zone) {
-        this._zones.push(zone);
-        if (this._zones.length === 1) {
-            this._activate();
-        }
-    };
-    MouseZoneManager.prototype.clearAll = function (start, end) {
-        if (this._zones.length === 0) {
-            return;
-        }
-        if (!end) {
-            start = 0;
-            end = this._terminal.rows - 1;
-        }
-        for (var i = 0; i < this._zones.length; i++) {
-            var zone = this._zones[i];
-            if ((zone.y1 > start && zone.y1 <= end + 1) ||
-                (zone.y2 > start && zone.y2 <= end + 1) ||
-                (zone.y1 < start && zone.y2 > end + 1)) {
-                if (this._currentZone && this._currentZone === zone) {
-                    this._currentZone.leaveCallback();
-                    this._currentZone = null;
-                }
-                this._zones.splice(i--, 1);
-            }
-        }
-        if (this._zones.length === 0) {
-            this._deactivate();
-        }
-    };
-    MouseZoneManager.prototype._activate = function () {
-        if (!this._areZonesActive) {
-            this._areZonesActive = true;
-            this._terminal.element.addEventListener('mousemove', this._mouseMoveListener);
-            this._terminal.element.addEventListener('click', this._clickListener);
-        }
-    };
-    MouseZoneManager.prototype._deactivate = function () {
-        if (this._areZonesActive) {
-            this._areZonesActive = false;
-            this._terminal.element.removeEventListener('mousemove', this._mouseMoveListener);
-            this._terminal.element.removeEventListener('click', this._clickListener);
-        }
-    };
-    MouseZoneManager.prototype._onMouseMove = function (e) {
-        if (this._lastHoverCoords[0] !== e.pageX || this._lastHoverCoords[1] !== e.pageY) {
-            this._onHover(e);
-            this._lastHoverCoords = [e.pageX, e.pageY];
-        }
-    };
-    MouseZoneManager.prototype._onHover = function (e) {
-        var _this = this;
-        var zone = this._findZoneEventAt(e);
-        if (zone === this._currentZone) {
-            return;
-        }
-        if (this._currentZone) {
-            this._currentZone.leaveCallback();
-            this._currentZone = null;
-            if (this._tooltipTimeout) {
-                clearTimeout(this._tooltipTimeout);
-            }
-        }
-        if (!zone) {
-            return;
-        }
-        this._currentZone = zone;
-        if (zone.hoverCallback) {
-            zone.hoverCallback(e);
-        }
-        this._tooltipTimeout = setTimeout(function () { return _this._onTooltip(e); }, HOVER_DURATION);
-    };
-    MouseZoneManager.prototype._onTooltip = function (e) {
-        this._tooltipTimeout = null;
-        var zone = this._findZoneEventAt(e);
-        if (zone && zone.tooltipCallback) {
-            zone.tooltipCallback(e);
-        }
-    };
-    MouseZoneManager.prototype._onMouseDown = function (e) {
-        if (!this._areZonesActive) {
-            return;
-        }
-        var zone = this._findZoneEventAt(e);
-        if (zone) {
-            if (zone.willLinkActivate(e)) {
-                e.preventDefault();
-                e.stopImmediatePropagation();
-            }
-        }
-    };
-    MouseZoneManager.prototype._onClick = function (e) {
-        var zone = this._findZoneEventAt(e);
-        if (zone) {
-            zone.clickCallback(e);
-            e.preventDefault();
-            e.stopImmediatePropagation();
-        }
-    };
-    MouseZoneManager.prototype._findZoneEventAt = function (e) {
-        var coords = this._terminal.mouseHelper.getCoords(e, this._terminal.screenElement, this._terminal.charMeasure, this._terminal.options.lineHeight, this._terminal.cols, this._terminal.rows);
-        if (!coords) {
-            return null;
-        }
-        var x = coords[0];
-        var y = coords[1];
-        for (var i = 0; i < this._zones.length; i++) {
-            var zone = this._zones[i];
-            if (zone.y1 === zone.y2) {
-                if (y === zone.y1 && x >= zone.x1 && x < zone.x2) {
-                    return zone;
-                }
-            }
-            else {
-                if ((y === zone.y1 && x >= zone.x1) ||
-                    (y === zone.y2 && x < zone.x2) ||
-                    (y > zone.y1 && y < zone.y2)) {
-                    return zone;
-                }
-            }
-        }
-        return null;
-    };
-    return MouseZoneManager;
-}(Lifecycle_1.Disposable));
-exports.MouseZoneManager = MouseZoneManager;
-var MouseZone = (function () {
-    function MouseZone(x1, y1, x2, y2, clickCallback, hoverCallback, tooltipCallback, leaveCallback, willLinkActivate) {
-        this.x1 = x1;
-        this.y1 = y1;
-        this.x2 = x2;
-        this.y2 = y2;
-        this.clickCallback = clickCallback;
-        this.hoverCallback = hoverCallback;
-        this.tooltipCallback = tooltipCallback;
-        this.leaveCallback = leaveCallback;
-        this.willLinkActivate = willLinkActivate;
-    }
-    return MouseZone;
-}());
-exports.MouseZone = MouseZone;
-
-},{"../common/Lifecycle":17,"./Lifecycle":47}],49:[function(require,module,exports){
-"use strict";
-Object.defineProperty(exports, "__esModule", { value: true });
-var RenderDebouncer = (function () {
-    function RenderDebouncer(_terminal, _callback) {
-        this._terminal = _terminal;
-        this._callback = _callback;
-        this._animationFrame = null;
-    }
-    RenderDebouncer.prototype.dispose = function () {
-        if (this._animationFrame) {
-            window.cancelAnimationFrame(this._animationFrame);
-            this._animationFrame = null;
-        }
-    };
-    RenderDebouncer.prototype.refresh = function (rowStart, rowEnd) {
-        var _this = this;
-        rowStart = rowStart || 0;
-        rowEnd = rowEnd || this._terminal.rows - 1;
-        this._rowStart = this._rowStart !== undefined ? Math.min(this._rowStart, rowStart) : rowStart;
-        this._rowEnd = this._rowEnd !== undefined ? Math.max(this._rowEnd, rowEnd) : rowEnd;
-        if (this._animationFrame) {
-            return;
-        }
-        this._animationFrame = window.requestAnimationFrame(function () { return _this._innerRefresh(); });
-    };
-    RenderDebouncer.prototype._innerRefresh = function () {
-        this._rowStart = Math.max(this._rowStart, 0);
-        this._rowEnd = Math.min(this._rowEnd, this._terminal.rows - 1);
-        this._callback(this._rowStart, this._rowEnd);
-        this._rowStart = null;
-        this._rowEnd = null;
-        this._animationFrame = null;
-    };
-    return RenderDebouncer;
-}());
-exports.RenderDebouncer = RenderDebouncer;
-
-},{}],50:[function(require,module,exports){
-"use strict";
-var __extends = (this && this.__extends) || (function () {
-    var extendStatics = Object.setPrototypeOf ||
-        ({ __proto__: [] } instanceof Array && function (d, b) { d.__proto__ = b; }) ||
-        function (d, b) { for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p]; };
-    return function (d, b) {
-        extendStatics(d, b);
-        function __() { this.constructor = d; }
-        d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
-    };
-})();
-Object.defineProperty(exports, "__esModule", { value: true });
-var Lifecycle_1 = require("../common/Lifecycle");
-var ScreenDprMonitor = (function (_super) {
-    __extends(ScreenDprMonitor, _super);
-    function ScreenDprMonitor() {
-        return _super !== null && _super.apply(this, arguments) || this;
-    }
-    ScreenDprMonitor.prototype.setListener = function (listener) {
-        var _this = this;
-        if (this._listener) {
-            this.clearListener();
-        }
-        this._listener = listener;
-        this._outerListener = function () {
-            _this._listener(window.devicePixelRatio, _this._currentDevicePixelRatio);
-            _this._updateDpr();
-        };
-        this._updateDpr();
-    };
-    ScreenDprMonitor.prototype.dispose = function () {
-        _super.prototype.dispose.call(this);
-        this.clearListener();
-    };
-    ScreenDprMonitor.prototype._updateDpr = function () {
-        if (this._resolutionMediaMatchList) {
-            this._resolutionMediaMatchList.removeListener(this._outerListener);
-        }
-        this._currentDevicePixelRatio = window.devicePixelRatio;
-        this._resolutionMediaMatchList = window.matchMedia("screen and (resolution: " + window.devicePixelRatio + "dppx)");
-        this._resolutionMediaMatchList.addListener(this._outerListener);
-    };
-    ScreenDprMonitor.prototype.clearListener = function () {
-        if (!this._listener) {
-            return;
-        }
-        this._resolutionMediaMatchList.removeListener(this._outerListener);
-        this._listener = null;
-        this._outerListener = null;
-    };
-    return ScreenDprMonitor;
-}(Lifecycle_1.Disposable));
-exports.ScreenDprMonitor = ScreenDprMonitor;
-
-},{"../common/Lifecycle":17}],51:[function(require,module,exports){
-"use strict";
-Object.defineProperty(exports, "__esModule", { value: true });
-exports.clone = function (val, depth) {
-    if (depth === void 0) { depth = 5; }
-    if (typeof val !== 'object') {
-        return val;
-    }
-    if (val === null) {
-        return null;
-    }
-    var clonedObject = Array.isArray(val) ? [] : {};
-    for (var key in val) {
-        clonedObject[key] = depth <= 1 ? val[key] : exports.clone(val[key], depth - 1);
-    }
-    return clonedObject;
-};
-
-},{}],52:[function(require,module,exports){
-"use strict";
-Object.defineProperty(exports, "__esModule", { value: true });
-var MouseHelper = (function () {
-    function MouseHelper(_renderer) {
-        this._renderer = _renderer;
-    }
-    MouseHelper.getCoordsRelativeToElement = function (event, element) {
-        if (event.pageX == null) {
-            return null;
-        }
-        var originalElement = element;
-        var x = event.pageX;
-        var y = event.pageY;
-        while (element) {
-            x -= element.offsetLeft;
-            y -= element.offsetTop;
-            element = element.offsetParent;
-        }
-        element = originalElement;
-        while (element && element !== element.ownerDocument.body) {
-            x += element.scrollLeft;
-            y += element.scrollTop;
-            element = element.parentElement;
-        }
-        return [x, y];
-    };
-    MouseHelper.prototype.getCoords = function (event, element, charMeasure, lineHeight, colCount, rowCount, isSelection) {
-        if (!charMeasure.width || !charMeasure.height) {
-            return null;
-        }
-        var coords = MouseHelper.getCoordsRelativeToElement(event, element);
-        if (!coords) {
-            return null;
-        }
-        coords[0] = Math.ceil((coords[0] + (isSelection ? this._renderer.dimensions.actualCellWidth / 2 : 0)) / this._renderer.dimensions.actualCellWidth);
-        coords[1] = Math.ceil(coords[1] / this._renderer.dimensions.actualCellHeight);
-        coords[0] = Math.min(Math.max(coords[0], 1), colCount + (isSelection ? 1 : 0));
-        coords[1] = Math.min(Math.max(coords[1], 1), rowCount);
-        return coords;
-    };
-    MouseHelper.prototype.getRawByteCoords = function (event, element, charMeasure, lineHeight, colCount, rowCount) {
-        var coords = this.getCoords(event, element, charMeasure, lineHeight, colCount, rowCount);
-        var x = coords[0];
-        var y = coords[1];
-        x += 32;
-        y += 32;
-        return { x: x, y: y };
-    };
-    return MouseHelper;
-}());
-exports.MouseHelper = MouseHelper;
-
-},{}],53:[function(require,module,exports){
-"use strict";
-Object.defineProperty(exports, "__esModule", { value: true });
-var Terminal_1 = require("./public/Terminal");
-module.exports = Terminal_1.Terminal;
-
-},{"./public/Terminal":23}]},{},[53])(53)
-});
-//# sourceMappingURL=xterm.js.map
diff --git a/static/js/xterm@3.6.0/xterm.js.map b/static/js/xterm@3.6.0/xterm.js.map
deleted file mode 100644
index 5ad18f9f..00000000
--- a/static/js/xterm@3.6.0/xterm.js.map
+++ /dev/null
@@ -1 +0,0 @@
-{"version":3,"file":"xterm.js","sources":["../src/xterm.ts","../src/utils/MouseHelper.ts","../src/utils/Clone.ts","../src/ui/ScreenDprMonitor.ts","../src/ui/RenderDebouncer.ts","../src/ui/MouseZoneManager.ts","../src/ui/Lifecycle.ts","../src/ui/CharMeasure.ts","../src/shared/utils/Browser.ts","../src/shared/atlas/Types.ts","../src/shared/atlas/CharAtlasGenerator.ts","../src/renderer/dom/DomRendererRowFactory.ts","../src/renderer/dom/DomRenderer.ts","../src/renderer/atlas/Types.ts","../src/renderer/atlas/StaticCharAtlas.ts","../src/renderer/atlas/NoneCharAtlas.ts","../src/renderer/atlas/LRUMap.ts","../src/renderer/atlas/DynamicCharAtlas.ts","../src/renderer/atlas/CharAtlasUtils.ts","../src/renderer/atlas/CharAtlasCache.ts","../src/renderer/atlas/BaseCharAtlas.ts","../src/renderer/TextRenderLayer.ts","../src/renderer/SelectionRenderLayer.ts","../src/renderer/Renderer.ts","../src/renderer/LinkRenderLayer.ts","../src/renderer/GridCache.ts","../src/renderer/CursorRenderLayer.ts","../src/renderer/ColorManager.ts","../src/renderer/CharacterJoinerRegistry.ts","../src/renderer/BaseRenderLayer.ts","../src/public/Terminal.ts","../src/handlers/Clipboard.ts","../src/handlers/AltClickHandler.ts","../src/core/input/Keyboard.ts","../src/core/data/Charsets.ts","../src/common/data/EscapeSequences.ts","../src/common/Lifecycle.ts","../src/common/CircularList.ts","../src/Viewport.ts","../src/Terminal.ts","../src/Strings.ts","../src/SoundManager.ts","../src/SelectionModel.ts","../src/SelectionManager.ts","../src/Linkifier.ts","../src/InputHandler.ts","../src/EventEmitter.ts","../src/EscapeSequenceParser.ts","../src/CompositionHelper.ts","../src/CharWidth.ts","../src/BufferSet.ts","../src/Buffer.ts","../src/AccessibilityManager.ts","../node_modules/browser-pack/_prelude.js"],"sourcesContent":["/**\n * Copyright (c) 2017 The xterm.js authors. All rights reserved.\n * @license MIT\n *\n * This file is the entry point for browserify.\n */\n\nimport { Terminal } from './public/Terminal';\n\nmodule.exports = Terminal;\n","/**\n * Copyright (c) 2017 The xterm.js authors. All rights reserved.\n * @license MIT\n */\n\nimport { ICharMeasure } from '../Types';\nimport { IRenderer } from '../renderer/Types';\n\nexport class MouseHelper {\n  constructor(private _renderer: IRenderer) {}\n\n  public static getCoordsRelativeToElement(event: {pageX: number, pageY: number}, element: HTMLElement): [number, number] {\n    // Ignore browsers that don't support MouseEvent.pageX\n    if (event.pageX == null) {\n      return null;\n    }\n\n    const originalElement = element;\n    let x = event.pageX;\n    let y = event.pageY;\n\n    // Converts the coordinates from being relative to the document to being\n    // relative to the terminal.\n    while (element) {\n      x -= element.offsetLeft;\n      y -= element.offsetTop;\n      element = <HTMLElement>element.offsetParent;\n    }\n    element = originalElement;\n    while (element && element !== element.ownerDocument.body) {\n      x += element.scrollLeft;\n      y += element.scrollTop;\n      element = <HTMLElement>element.parentElement;\n    }\n    return [x, y];\n  }\n\n  /**\n   * Gets coordinates within the terminal for a particular mouse event. The result\n   * is returned as an array in the form [x, y] instead of an object as it's a\n   * little faster and this function is used in some low level code.\n   * @param event The mouse event.\n   * @param element The terminal's container element.\n   * @param charMeasure The char measure object used to determine character sizes.\n   * @param colCount The number of columns in the terminal.\n   * @param rowCount The number of rows n the terminal.\n   * @param isSelection Whether the request is for the selection or not. This will\n   * apply an offset to the x value such that the left half of the cell will\n   * select that cell and the right half will select the next cell.\n   */\n  public getCoords(event: {pageX: number, pageY: number}, element: HTMLElement, charMeasure: ICharMeasure, lineHeight: number, colCount: number, rowCount: number, isSelection?: boolean): [number, number] {\n    // Coordinates cannot be measured if charMeasure has not been initialized\n    if (!charMeasure.width || !charMeasure.height) {\n      return null;\n    }\n\n    const coords = MouseHelper.getCoordsRelativeToElement(event, element);\n    if (!coords) {\n      return null;\n    }\n\n    coords[0] = Math.ceil((coords[0] + (isSelection ? this._renderer.dimensions.actualCellWidth / 2 : 0)) / this._renderer.dimensions.actualCellWidth);\n    coords[1] = Math.ceil(coords[1] / this._renderer.dimensions.actualCellHeight);\n\n    // Ensure coordinates are within the terminal viewport. Note that selections\n    // need an addition point of precision to cover the end point (as characters\n    // cover half of one char and half of the next).\n    coords[0] = Math.min(Math.max(coords[0], 1), colCount + (isSelection ? 1 : 0));\n    coords[1] = Math.min(Math.max(coords[1], 1), rowCount);\n\n    return coords;\n  }\n\n  /**\n   * Gets coordinates within the terminal for a particular mouse event, wrapping\n   * them to the bounds of the terminal and adding 32 to both the x and y values\n   * as expected by xterm.\n   * @param event The mouse event.\n   * @param element The terminal's container element.\n   * @param charMeasure The char measure object used to determine character sizes.\n   * @param colCount The number of columns in the terminal.\n   * @param rowCount The number of rows in the terminal.\n   */\n  public getRawByteCoords(event: MouseEvent, element: HTMLElement, charMeasure: ICharMeasure, lineHeight: number, colCount: number, rowCount: number): { x: number, y: number } {\n    const coords = this.getCoords(event, element, charMeasure, lineHeight, colCount, rowCount);\n    let x = coords[0];\n    let y = coords[1];\n\n    // xterm sends raw bytes and starts at 32 (SP) for each.\n    x += 32;\n    y += 32;\n\n    return { x, y };\n  }\n}\n","/**\n * Copyright (c) 2016 The xterm.js authors. All rights reserved.\n * @license MIT\n */\n\n/*\n * A simple utility for cloning values\n */\nexport const clone = <T>(val: T, depth: number = 5): T => {\n  if (typeof val !== 'object') {\n    return val;\n  }\n\n  // cloning null always returns null\n  if (val === null) {\n    return null;\n  }\n\n  // If we're cloning an array, use an array as the base, otherwise use an object\n  const clonedObject: any = Array.isArray(val) ? [] : {};\n\n  for (const key in val) {\n    // Recursively clone eack item unless we're at the maximum depth\n    clonedObject[key] = depth <= 1 ? val[key] : clone(val[key], depth - 1);\n  }\n\n  return clonedObject as T;\n};\n","/**\n * Copyright (c) 2017 The xterm.js authors. All rights reserved.\n * @license MIT\n */\n\nimport { Disposable } from '../common/Lifecycle';\n\nexport type ScreenDprListener = (newDevicePixelRatio?: number, oldDevicePixelRatio?: number) => void;\n\n/**\n * The screen device pixel ratio monitor allows listening for when the\n * window.devicePixelRatio value changes. This is done not with polling but with\n * the use of window.matchMedia to watch media queries. When the event fires,\n * the listener will be reattached using a different media query to ensure that\n * any further changes will register.\n *\n * The listener should fire on both window zoom changes and switching to a\n * monitor with a different DPI.\n */\nexport class ScreenDprMonitor extends Disposable {\n  private _currentDevicePixelRatio: number;\n  private _outerListener: MediaQueryListListener;\n  private _listener: ScreenDprListener;\n  private _resolutionMediaMatchList: MediaQueryList;\n\n  public setListener(listener: ScreenDprListener): void {\n    if (this._listener) {\n      this.clearListener();\n    }\n    this._listener = listener;\n    this._outerListener = () => {\n      this._listener(window.devicePixelRatio, this._currentDevicePixelRatio);\n      this._updateDpr();\n    };\n    this._updateDpr();\n  }\n\n  public dispose(): void {\n    super.dispose();\n    this.clearListener();\n  }\n\n  private _updateDpr(): void {\n    // Clear listeners for old DPR\n    if (this._resolutionMediaMatchList) {\n      this._resolutionMediaMatchList.removeListener(this._outerListener);\n    }\n    // Add listeners for new DPR\n    this._currentDevicePixelRatio = window.devicePixelRatio;\n    this._resolutionMediaMatchList = window.matchMedia(`screen and (resolution: ${window.devicePixelRatio}dppx)`);\n    this._resolutionMediaMatchList.addListener(this._outerListener);\n  }\n\n  public clearListener(): void {\n    if (!this._listener) {\n      return;\n    }\n    this._resolutionMediaMatchList.removeListener(this._outerListener);\n    this._listener = null;\n    this._outerListener = null;\n  }\n}\n","import { ITerminal } from '../Types';\nimport { IDisposable } from 'xterm';\n\n/**\n * Debounces calls to render terminal rows using animation frames.\n */\nexport class RenderDebouncer implements IDisposable {\n  private _rowStart: number;\n  private _rowEnd: number;\n  private _animationFrame: number = null;\n\n  constructor(\n    private _terminal: ITerminal,\n    private _callback: (start: number, end: number) => void\n  ) {\n  }\n\n  public dispose(): void {\n    if (this._animationFrame) {\n      window.cancelAnimationFrame(this._animationFrame);\n      this._animationFrame = null;\n    }\n  }\n\n  public refresh(rowStart?: number, rowEnd?: number): void {\n    rowStart = rowStart || 0;\n    rowEnd = rowEnd || this._terminal.rows - 1;\n    this._rowStart = this._rowStart !== undefined ? Math.min(this._rowStart, rowStart) : rowStart;\n    this._rowEnd = this._rowEnd !== undefined ? Math.max(this._rowEnd, rowEnd) : rowEnd;\n\n    if (this._animationFrame) {\n      return;\n    }\n\n    this._animationFrame = window.requestAnimationFrame(() => this._innerRefresh());\n  }\n\n  private _innerRefresh(): void {\n    // Clamp values\n    this._rowStart = Math.max(this._rowStart, 0);\n    this._rowEnd = Math.min(this._rowEnd, this._terminal.rows - 1);\n\n    // Run render callback\n    this._callback(this._rowStart, this._rowEnd);\n\n    // Reset debouncer\n    this._rowStart = null;\n    this._rowEnd = null;\n    this._animationFrame = null;\n  }\n}\n","/**\n * Copyright (c) 2017 The xterm.js authors. All rights reserved.\n * @license MIT\n */\n\nimport { ITerminal } from '../Types';\nimport { IMouseZoneManager, IMouseZone } from './Types';\nimport { Disposable } from '../common/Lifecycle';\nimport { addDisposableDomListener } from './Lifecycle';\n\nconst HOVER_DURATION = 500;\n\n/**\n * The MouseZoneManager allows components to register zones within the terminal\n * that trigger hover and click callbacks.\n *\n * This class was intentionally made not so robust initially as the only case it\n * needed to support was single-line links which never overlap. Improvements can\n * be made in the future.\n */\nexport class MouseZoneManager extends Disposable implements IMouseZoneManager {\n  private _zones: IMouseZone[] = [];\n\n  private _areZonesActive: boolean = false;\n  private _mouseMoveListener: (e: MouseEvent) => any;\n  private _clickListener: (e: MouseEvent) => any;\n\n  private _tooltipTimeout: number = null;\n  private _currentZone: IMouseZone = null;\n  private _lastHoverCoords: [number, number] = [null, null];\n\n  constructor(\n    private _terminal: ITerminal\n  ) {\n    super();\n\n    this.register(addDisposableDomListener(this._terminal.element, 'mousedown', e => this._onMouseDown(e)));\n\n    // These events are expensive, only listen to it when mouse zones are active\n    this._mouseMoveListener = e => this._onMouseMove(e);\n    this._clickListener = e => this._onClick(e);\n  }\n\n  public dispose(): void {\n    super.dispose();\n    this._deactivate();\n  }\n\n  public add(zone: IMouseZone): void {\n    this._zones.push(zone);\n    if (this._zones.length === 1) {\n      this._activate();\n    }\n  }\n\n  public clearAll(start?: number, end?: number): void {\n    // Exit if there's nothing to clear\n    if (this._zones.length === 0) {\n      return;\n    }\n\n    // Clear all if start/end weren't set\n    if (!end) {\n      start = 0;\n      end = this._terminal.rows - 1;\n    }\n\n    // Iterate through zones and clear them out if they're within the range\n    for (let i = 0; i < this._zones.length; i++) {\n      const zone = this._zones[i];\n      if ((zone.y1 > start && zone.y1 <= end + 1) ||\n          (zone.y2 > start && zone.y2 <= end + 1) ||\n          (zone.y1 < start && zone.y2 > end + 1)) {\n        if (this._currentZone && this._currentZone === zone) {\n          this._currentZone.leaveCallback();\n          this._currentZone = null;\n        }\n        this._zones.splice(i--, 1);\n      }\n    }\n\n    // Deactivate the mouse zone manager if all the zones have been removed\n    if (this._zones.length === 0) {\n      this._deactivate();\n    }\n  }\n\n  private _activate(): void {\n    if (!this._areZonesActive) {\n      this._areZonesActive = true;\n      this._terminal.element.addEventListener('mousemove', this._mouseMoveListener);\n      this._terminal.element.addEventListener('click', this._clickListener);\n    }\n  }\n\n  private _deactivate(): void {\n    if (this._areZonesActive) {\n      this._areZonesActive = false;\n      this._terminal.element.removeEventListener('mousemove', this._mouseMoveListener);\n      this._terminal.element.removeEventListener('click', this._clickListener);\n    }\n  }\n\n  private _onMouseMove(e: MouseEvent): void {\n    // TODO: Ideally this would only clear the hover state when the mouse moves\n    // outside of the mouse zone\n    if (this._lastHoverCoords[0] !== e.pageX || this._lastHoverCoords[1] !== e.pageY) {\n      this._onHover(e);\n      // Record the current coordinates\n      this._lastHoverCoords = [e.pageX, e.pageY];\n    }\n  }\n\n  private _onHover(e: MouseEvent): void {\n    const zone = this._findZoneEventAt(e);\n\n    // Do nothing if the zone is the same\n    if (zone === this._currentZone) {\n      return;\n    }\n\n    // Fire the hover end callback and cancel any existing timer if a new zone\n    // is being hovered\n    if (this._currentZone) {\n      this._currentZone.leaveCallback();\n      this._currentZone = null;\n      if (this._tooltipTimeout) {\n        clearTimeout(this._tooltipTimeout);\n      }\n    }\n\n    // Exit if there is not zone\n    if (!zone) {\n      return;\n    }\n    this._currentZone = zone;\n\n    // Trigger the hover callback\n    if (zone.hoverCallback) {\n      zone.hoverCallback(e);\n    }\n\n    // Restart the tooltip timeout\n    this._tooltipTimeout = <number><any>setTimeout(() => this._onTooltip(e), HOVER_DURATION);\n  }\n\n  private _onTooltip(e: MouseEvent): void {\n    this._tooltipTimeout = null;\n    const zone = this._findZoneEventAt(e);\n    if (zone && zone.tooltipCallback) {\n      zone.tooltipCallback(e);\n    }\n  }\n\n  private _onMouseDown(e: MouseEvent): void {\n    // Ignore the event if there are no zones active\n    if (!this._areZonesActive) {\n      return;\n    }\n\n    // Find the active zone, prevent event propagation if found to prevent other\n    // components from handling the mouse event.\n    const zone = this._findZoneEventAt(e);\n    if (zone) {\n      if (zone.willLinkActivate(e)) {\n        e.preventDefault();\n        e.stopImmediatePropagation();\n      }\n    }\n  }\n\n  private _onClick(e: MouseEvent): void {\n    // Find the active zone and click it if found\n    const zone = this._findZoneEventAt(e);\n    if (zone) {\n      zone.clickCallback(e);\n      e.preventDefault();\n      e.stopImmediatePropagation();\n    }\n  }\n\n  private _findZoneEventAt(e: MouseEvent): IMouseZone {\n    const coords = this._terminal.mouseHelper.getCoords(e, this._terminal.screenElement, this._terminal.charMeasure, this._terminal.options.lineHeight, this._terminal.cols, this._terminal.rows);\n    if (!coords) {\n      return null;\n    }\n    const x = coords[0];\n    const y = coords[1];\n    for (let i = 0; i < this._zones.length; i++) {\n      const zone = this._zones[i];\n      if (zone.y1 === zone.y2) {\n        // Single line link\n        if (y === zone.y1 && x >= zone.x1 && x < zone.x2) {\n          return zone;\n        }\n      } else {\n        // Multi-line link\n        if ((y === zone.y1 && x >= zone.x1) ||\n            (y === zone.y2 && x < zone.x2) ||\n            (y > zone.y1 && y < zone.y2)) {\n          return zone;\n        }\n      }\n    }\n    return null;\n  }\n}\n\nexport class MouseZone implements IMouseZone {\n  constructor(\n    public x1: number,\n    public y1: number,\n    public x2: number,\n    public y2: number,\n    public clickCallback: (e: MouseEvent) => any,\n    public hoverCallback: (e: MouseEvent) => any,\n    public tooltipCallback: (e: MouseEvent) => any,\n    public leaveCallback: () => void,\n    public willLinkActivate: (e: MouseEvent) => boolean\n  ) {\n  }\n}\n","/**\n * Copyright (c) 2018 The xterm.js authors. All rights reserved.\n * @license MIT\n */\n\nimport { IDisposable } from 'xterm';\n\n/**\n * Adds a disposabe listener to a node in the DOM, returning the disposable.\n * @param type The event type.\n * @param handler The handler for the listener.\n */\nexport function addDisposableDomListener(\n  node: Element | Window | Document,\n  type: string,\n  handler: (e: any) => void,\n  useCapture?: boolean\n): IDisposable {\n  node.addEventListener(type, handler, useCapture);\n  return {\n    dispose: () => {\n      if (!handler) {\n        // Already disposed\n        return;\n      }\n      node.removeEventListener(type, handler, useCapture);\n      node = null;\n      handler = null;\n    }\n  };\n}\n","/**\n * Copyright (c) 2016 The xterm.js authors. All rights reserved.\n * @license MIT\n */\n\nimport { ICharMeasure, ITerminalOptions } from '../Types';\nimport { EventEmitter } from '../EventEmitter';\n\n/**\n * Utility class that measures the size of a character. Measurements are done in\n * the DOM rather than with a canvas context because support for extracting the\n * height of characters is patchy across browsers.\n */\nexport class CharMeasure extends EventEmitter implements ICharMeasure {\n  private _document: Document;\n  private _parentElement: HTMLElement;\n  private _measureElement: HTMLElement;\n  private _width: number;\n  private _height: number;\n\n  constructor(document: Document, parentElement: HTMLElement) {\n    super();\n    this._document = document;\n    this._parentElement = parentElement;\n    this._measureElement = this._document.createElement('span');\n    this._measureElement.classList.add('xterm-char-measure-element');\n    this._measureElement.textContent = 'W';\n    this._measureElement.setAttribute('aria-hidden', 'true');\n    this._parentElement.appendChild(this._measureElement);\n  }\n\n  public get width(): number {\n    return this._width;\n  }\n\n  public get height(): number {\n    return this._height;\n  }\n\n  public measure(options: ITerminalOptions): void {\n  this._measureElement.style.fontFamily = options.fontFamily;\n    this._measureElement.style.fontSize = `${options.fontSize}px`;\n    const geometry = this._measureElement.getBoundingClientRect();\n    // The element is likely currently display:none, we should retain the\n    // previous value.\n    if (geometry.width === 0 || geometry.height === 0) {\n      return;\n    }\n    if (this._width !== geometry.width || this._height !== geometry.height) {\n      this._width = geometry.width;\n      this._height = Math.ceil(geometry.height);\n      this.emit('charsizechanged');\n    }\n  }\n}\n","/**\n * Copyright (c) 2016 The xterm.js authors. All rights reserved.\n * @license MIT\n */\n\nconst isNode = (typeof navigator === 'undefined') ? true : false;\nconst userAgent = (isNode) ? 'node' : navigator.userAgent;\nconst platform = (isNode) ? 'node' : navigator.platform;\n\nexport const isFirefox = !!~userAgent.indexOf('Firefox');\nexport const isSafari = /^((?!chrome|android).)*safari/i.test(userAgent);\nexport const isMSIE = !!~userAgent.indexOf('MSIE') || !!~userAgent.indexOf('Trident');\n\n// Find the users platform. We use this to interpret the meta key\n// and ISO third level shifts.\n// http://stackoverflow.com/q/19877924/577598\nexport const isMac = contains(['Macintosh', 'MacIntel', 'MacPPC', 'Mac68K'], platform);\nexport const isIpad = platform === 'iPad';\nexport const isIphone = platform === 'iPhone';\nexport const isMSWindows = contains(['Windows', 'Win16', 'Win32', 'WinCE'], platform);\nexport const isLinux = platform.indexOf('Linux') >= 0;\n\n/**\n * Return if the given array contains the given element\n * @param arr The array to search for the given element.\n * @param el The element to look for into the array\n */\nfunction contains(arr: any[], el: any): boolean {\n  return arr.indexOf(el) >= 0;\n}\n","/**\n * Copyright (c) 2017 The xterm.js authors. All rights reserved.\n * @license MIT\n */\n\nimport { FontWeight } from 'xterm';\nimport { IColorSet } from '../Types';\n\nexport const CHAR_ATLAS_CELL_SPACING = 1;\n\nexport interface ICharAtlasConfig {\n  type: 'none' | 'static' | 'dynamic';\n  devicePixelRatio: number;\n  fontSize: number;\n  fontFamily: string;\n  fontWeight: FontWeight;\n  fontWeightBold: FontWeight;\n  scaledCharWidth: number;\n  scaledCharHeight: number;\n  allowTransparency: boolean;\n  colors: IColorSet;\n}\n","/**\n * Copyright (c) 2018 The xterm.js authors. All rights reserved.\n * @license MIT\n */\n\nimport { FontWeight } from 'xterm';\nimport { CHAR_ATLAS_CELL_SPACING, ICharAtlasConfig } from './Types';\nimport { IColor } from '../Types';\nimport { isFirefox, isSafari } from '../utils/Browser';\n\ndeclare const Promise: any;\n\nexport interface IOffscreenCanvas {\n  width: number;\n  height: number;\n  getContext(type: '2d', config?: Canvas2DContextAttributes): CanvasRenderingContext2D;\n  transferToImageBitmap(): ImageBitmap;\n}\n\n/**\n * Generates a char atlas.\n * @param context The window or worker context.\n * @param canvasFactory A function to generate a canvas with a width or height.\n * @param config The config for the new char atlas.\n */\nexport function generateStaticCharAtlasTexture(context: Window, canvasFactory: (width: number, height: number) => HTMLCanvasElement | IOffscreenCanvas, config: ICharAtlasConfig): HTMLCanvasElement | Promise<ImageBitmap> {\n  const cellWidth = config.scaledCharWidth + CHAR_ATLAS_CELL_SPACING;\n  const cellHeight = config.scaledCharHeight + CHAR_ATLAS_CELL_SPACING;\n  const canvas = canvasFactory(\n    /*255 ascii chars*/255 * cellWidth,\n    (/*default+default bold*/2 + /*0-15*/16 + /*0-15 bold*/16) * cellHeight\n  );\n  const ctx = canvas.getContext('2d', {alpha: config.allowTransparency});\n\n  ctx.fillStyle = config.colors.background.css;\n  ctx.fillRect(0, 0, canvas.width, canvas.height);\n\n  ctx.save();\n  ctx.fillStyle = config.colors.foreground.css;\n  ctx.font = getFont(config.fontWeight, config);\n  ctx.textBaseline = 'top';\n\n  // Default color\n  for (let i = 0; i < 256; i++) {\n    ctx.save();\n    ctx.beginPath();\n    ctx.rect(i * cellWidth, 0, cellWidth, cellHeight);\n    ctx.clip();\n    ctx.fillText(String.fromCharCode(i), i * cellWidth, 0);\n    ctx.restore();\n  }\n  // Default color bold\n  ctx.save();\n  ctx.font = getFont(config.fontWeightBold, config);\n  for (let i = 0; i < 256; i++) {\n    ctx.save();\n    ctx.beginPath();\n    ctx.rect(i * cellWidth, cellHeight, cellWidth, cellHeight);\n    ctx.clip();\n    ctx.fillText(String.fromCharCode(i), i * cellWidth, cellHeight);\n    ctx.restore();\n  }\n  ctx.restore();\n\n  // Colors 0-15\n  ctx.font = getFont(config.fontWeight, config);\n  for (let colorIndex = 0; colorIndex < 16; colorIndex++) {\n    const y = (colorIndex + 2) * cellHeight;\n    // Draw ascii characters\n    for (let i = 0; i < 256; i++) {\n      ctx.save();\n      ctx.beginPath();\n      ctx.rect(i * cellWidth, y, cellWidth, cellHeight);\n      ctx.clip();\n      ctx.fillStyle = config.colors.ansi[colorIndex].css;\n      ctx.fillText(String.fromCharCode(i), i * cellWidth, y);\n      ctx.restore();\n    }\n  }\n\n  // Colors 0-15 bold\n  ctx.font = getFont(config.fontWeightBold, config);\n  for (let colorIndex = 0; colorIndex < 16; colorIndex++) {\n    const y = (colorIndex + 2 + 16) * cellHeight;\n    // Draw ascii characters\n    for (let i = 0; i < 256; i++) {\n      ctx.save();\n      ctx.beginPath();\n      ctx.rect(i * cellWidth, y, cellWidth, cellHeight);\n      ctx.clip();\n      ctx.fillStyle = config.colors.ansi[colorIndex].css;\n      ctx.fillText(String.fromCharCode(i), i * cellWidth, y);\n      ctx.restore();\n    }\n  }\n  ctx.restore();\n\n  // Support is patchy for createImageBitmap at the moment, pass a canvas back\n  // if support is lacking as drawImage works there too. Firefox is also\n  // included here as ImageBitmap appears both buggy and has horrible\n  // performance (tested on v55).\n  if (!('createImageBitmap' in context) || isFirefox || isSafari) {\n    // Don't attempt to clear background colors if createImageBitmap is not supported\n    if (canvas instanceof HTMLCanvasElement) {\n      // Just return the HTMLCanvas if it's a HTMLCanvasElement\n      return canvas;\n    }\n    // Transfer to an ImageBitmap is this is an OffscreenCanvas\n    return new Promise((r: (bitmap: ImageBitmap) => void) => r(canvas.transferToImageBitmap()));\n  }\n\n  const charAtlasImageData = ctx.getImageData(0, 0, canvas.width, canvas.height);\n\n  // Remove the background color from the image so characters may overlap\n  clearColor(charAtlasImageData, config.colors.background);\n\n  return context.createImageBitmap(charAtlasImageData);\n}\n\n/**\n * Makes a partiicular rgb color in an ImageData completely transparent.\n * @returns True if the result is \"empty\", meaning all pixels are fully transparent.\n */\nexport function clearColor(imageData: ImageData, color: IColor): boolean {\n  let isEmpty = true;\n  const r = color.rgba >>> 24;\n  const g = color.rgba >>> 16 & 0xFF;\n  const b = color.rgba >>> 8 & 0xFF;\n  for (let offset = 0; offset < imageData.data.length; offset += 4) {\n    if (imageData.data[offset] === r &&\n        imageData.data[offset + 1] === g &&\n        imageData.data[offset + 2] === b) {\n      imageData.data[offset + 3] = 0;\n    } else {\n      isEmpty = false;\n    }\n  }\n  return isEmpty;\n}\n\nfunction getFont(fontWeight: FontWeight, config: ICharAtlasConfig): string {\n  return `${fontWeight} ${config.fontSize * config.devicePixelRatio}px ${config.fontFamily}`;\n}\n","/**\n * Copyright (c) 2018 The xterm.js authors. All rights reserved.\n * @license MIT\n */\n\nimport { LineData } from '../../Types';\nimport { CHAR_DATA_CHAR_INDEX, CHAR_DATA_ATTR_INDEX, CHAR_DATA_WIDTH_INDEX } from '../../Buffer';\nimport { FLAGS } from '../Types';\n\nexport const BOLD_CLASS = 'xterm-bold';\nexport const ITALIC_CLASS = 'xterm-italic';\nexport const CURSOR_CLASS = 'xterm-cursor';\n\nexport class DomRendererRowFactory {\n  constructor(\n    private _document: Document\n  ) {\n  }\n\n  public createRow(lineData: LineData, isCursorRow: boolean, cursorX: number, cellWidth: number, cols: number): DocumentFragment {\n    const fragment = this._document.createDocumentFragment();\n    let colCount = 0;\n\n    for (let x = 0; x < lineData.length; x++) {\n      // Don't allow any buffer to the right to be displayed\n      if (colCount >= cols) {\n        continue;\n      }\n\n      const charData = lineData[x];\n      const char: string = charData[CHAR_DATA_CHAR_INDEX];\n      const attr: number = charData[CHAR_DATA_ATTR_INDEX];\n      const width: number = charData[CHAR_DATA_WIDTH_INDEX];\n\n      // The character to the left is a wide character, drawing is owned by the char at x-1\n      if (width === 0) {\n        continue;\n      }\n\n      const charElement = this._document.createElement('span');\n      if (width > 1) {\n        charElement.style.width = `${cellWidth * width}px`;\n      }\n\n      const flags = attr >> 18;\n      let bg = attr & 0x1ff;\n      let fg = (attr >> 9) & 0x1ff;\n\n      if (isCursorRow && x === cursorX) {\n        charElement.classList.add(CURSOR_CLASS);\n      }\n\n      // If inverse flag is on, the foreground should become the background.\n      if (flags & FLAGS.INVERSE) {\n        const temp = bg;\n        bg = fg;\n        fg = temp;\n        if (fg === 256) {\n          fg = 0;\n        }\n        if (bg === 257) {\n          bg = 15;\n        }\n      }\n\n      if (flags & FLAGS.BOLD) {\n        // Convert the FG color to the bold variant\n        if (fg < 8) {\n          fg += 8;\n        }\n        charElement.classList.add(BOLD_CLASS);\n      }\n\n      if (flags & FLAGS.ITALIC) {\n        charElement.classList.add(ITALIC_CLASS);\n      }\n\n      charElement.textContent = char;\n      if (fg !== 257) {\n        charElement.classList.add(`xterm-fg-${fg}`);\n      }\n      if (bg !== 256) {\n        charElement.classList.add(`xterm-bg-${bg}`);\n      }\n      fragment.appendChild(charElement);\n      colCount += width;\n    }\n    return fragment;\n  }\n}\n","/**\n * Copyright (c) 2018 The xterm.js authors. All rights reserved.\n * @license MIT\n */\n\nimport { IRenderer, IRenderDimensions, IColorSet } from '../Types';\nimport { ITerminal, CharacterJoinerHandler } from '../../Types';\nimport { ITheme } from 'xterm';\nimport { EventEmitter } from '../../EventEmitter';\nimport { ColorManager } from '../ColorManager';\nimport { RenderDebouncer } from '../../ui/RenderDebouncer';\nimport { BOLD_CLASS, ITALIC_CLASS, CURSOR_CLASS, DomRendererRowFactory } from './DomRendererRowFactory';\n\nconst TERMINAL_CLASS_PREFIX = 'xterm-dom-renderer-owner-';\nconst ROW_CONTAINER_CLASS = 'xterm-rows';\nconst FG_CLASS_PREFIX = 'xterm-fg-';\nconst BG_CLASS_PREFIX = 'xterm-bg-';\nconst FOCUS_CLASS = 'xterm-focus';\nconst SELECTION_CLASS = 'xterm-selection';\n\nlet nextTerminalId = 1;\n\n// TODO: Pull into an addon when TS composite projects allow easier sharing of code (not just\n// interfaces) between core and addons\n\n/**\n * A fallback renderer for when canvas is slow. This is not meant to be\n * particularly fast or feature complete, more just stable and usable for when\n * canvas is not an option.\n */\nexport class DomRenderer extends EventEmitter implements IRenderer {\n  private _renderDebouncer: RenderDebouncer;\n  private _rowFactory: DomRendererRowFactory;\n  private _terminalClass: number = nextTerminalId++;\n\n  private _themeStyleElement: HTMLStyleElement;\n  private _dimensionsStyleElement: HTMLStyleElement;\n  private _rowContainer: HTMLElement;\n  private _rowElements: HTMLElement[] = [];\n  private _selectionContainer: HTMLElement;\n\n  public dimensions: IRenderDimensions;\n  public colorManager: ColorManager;\n\n  constructor(private _terminal: ITerminal, theme: ITheme | undefined) {\n    super();\n    const allowTransparency = this._terminal.options.allowTransparency;\n    this.colorManager = new ColorManager(document, allowTransparency);\n    this.setTheme(theme);\n\n    this._rowContainer = document.createElement('div');\n    this._rowContainer.classList.add(ROW_CONTAINER_CLASS);\n    this._rowContainer.style.lineHeight = 'normal';\n    this._rowContainer.setAttribute('aria-hidden', 'true');\n    this._refreshRowElements(this._terminal.cols, this._terminal.rows);\n    this._selectionContainer = document.createElement('div');\n    this._selectionContainer.classList.add(SELECTION_CLASS);\n    this._selectionContainer.setAttribute('aria-hidden', 'true');\n\n    this.dimensions = {\n      scaledCharWidth: null,\n      scaledCharHeight: null,\n      scaledCellWidth: null,\n      scaledCellHeight: null,\n      scaledCharLeft: null,\n      scaledCharTop: null,\n      scaledCanvasWidth: null,\n      scaledCanvasHeight: null,\n      canvasWidth: null,\n      canvasHeight: null,\n      actualCellWidth: null,\n      actualCellHeight: null\n    };\n    this._updateDimensions();\n\n    this._renderDebouncer = new RenderDebouncer(this._terminal, this._renderRows.bind(this));\n    this._rowFactory = new DomRendererRowFactory(document);\n\n    this._terminal.element.classList.add(TERMINAL_CLASS_PREFIX + this._terminalClass);\n    this._terminal.screenElement.appendChild(this._rowContainer);\n    this._terminal.screenElement.appendChild(this._selectionContainer);\n  }\n\n  public dispose(): void {\n    this._terminal.element.classList.remove(TERMINAL_CLASS_PREFIX + this._terminalClass);\n    this._terminal.screenElement.removeChild(this._rowContainer);\n    this._terminal.screenElement.removeChild(this._selectionContainer);\n    this._terminal.screenElement.removeChild(this._themeStyleElement);\n    this._terminal.screenElement.removeChild(this._dimensionsStyleElement);\n    super.dispose();\n  }\n\n  private _updateDimensions(): void {\n    this.dimensions.scaledCharWidth = this._terminal.charMeasure.width * window.devicePixelRatio;\n    this.dimensions.scaledCharHeight = this._terminal.charMeasure.height * window.devicePixelRatio;\n    this.dimensions.scaledCellWidth = this.dimensions.scaledCharWidth;\n    this.dimensions.scaledCellHeight = this.dimensions.scaledCharHeight;\n    this.dimensions.scaledCharLeft = 0;\n    this.dimensions.scaledCharTop = 0;\n    this.dimensions.scaledCanvasWidth = this.dimensions.scaledCellWidth * this._terminal.cols;\n    this.dimensions.scaledCanvasHeight = this.dimensions.scaledCellHeight * this._terminal.rows;\n    this.dimensions.canvasWidth = this._terminal.charMeasure.width * this._terminal.cols;\n    this.dimensions.canvasHeight = this._terminal.charMeasure.height * this._terminal.rows;\n    this.dimensions.actualCellWidth = this._terminal.charMeasure.width;\n    this.dimensions.actualCellHeight = this._terminal.charMeasure.height;\n\n    this._rowElements.forEach(element => {\n      element.style.width = `${this.dimensions.canvasWidth}px`;\n      element.style.height = `${this._terminal.charMeasure.height}px`;\n    });\n\n    if (!this._dimensionsStyleElement) {\n      this._dimensionsStyleElement = document.createElement('style');\n      this._terminal.screenElement.appendChild(this._dimensionsStyleElement);\n    }\n\n    const styles =\n        `${this._terminalSelector} .${ROW_CONTAINER_CLASS} span {` +\n        ` display: inline-block;` +\n        ` height: 100%;` +\n        ` vertical-align: top;` +\n        ` width: ${this._terminal.charMeasure.width}px` +\n        `}`;\n\n    this._dimensionsStyleElement.innerHTML = styles;\n\n    this._selectionContainer.style.height = (<any>this._terminal)._viewportElement.style.height;\n    this._rowContainer.style.width = `${this.dimensions.canvasWidth}px`;\n    this._rowContainer.style.height = `${this.dimensions.canvasHeight}px`;\n  }\n\n  public setTheme(theme: ITheme | undefined): IColorSet {\n    if (theme) {\n      this.colorManager.setTheme(theme);\n    }\n\n    if (!this._themeStyleElement) {\n      this._themeStyleElement = document.createElement('style');\n      this._terminal.screenElement.appendChild(this._themeStyleElement);\n    }\n\n    // Base CSS\n    let styles =\n        `${this._terminalSelector} .${ROW_CONTAINER_CLASS} {` +\n        ` color: ${this.colorManager.colors.foreground.css};` +\n        ` background-color: ${this.colorManager.colors.background.css};` +\n        ` font-family: ${this._terminal.getOption('fontFamily')};` +\n        ` font-size: ${this._terminal.getOption('fontSize')}px;` +\n        `}`;\n    // Text styles\n    styles +=\n        `${this._terminalSelector} span:not(.${BOLD_CLASS}) {` +\n        ` font-weight: ${this._terminal.options.fontWeight};` +\n        `}` +\n        `${this._terminalSelector} span.${BOLD_CLASS} {` +\n        ` font-weight: ${this._terminal.options.fontWeightBold};` +\n        `}` +\n        `${this._terminalSelector} span.${ITALIC_CLASS} {` +\n        ` font-style: italic;` +\n        `}`;\n    // Cursor\n    styles +=\n        `${this._terminalSelector} .${ROW_CONTAINER_CLASS}.${FOCUS_CLASS} .${CURSOR_CLASS} {` +\n        ` background-color: ${this.colorManager.colors.cursor.css};` +\n        ` color: ${this.colorManager.colors.cursorAccent.css};` +\n        `}` +\n        `${this._terminalSelector} .${ROW_CONTAINER_CLASS}:not(.${FOCUS_CLASS}) .${CURSOR_CLASS} {` +\n        ` outline: 1px solid #fff;` +\n        ` outline-offset: -1px;` +\n        `}`;\n    // Selection\n    styles +=\n        `${this._terminalSelector} .${SELECTION_CLASS} {` +\n        ` position: absolute;` +\n        ` top: 0;` +\n        ` left: 0;` +\n        ` z-index: 1;` +\n        ` pointer-events: none;` +\n        `}` +\n        `${this._terminalSelector} .${SELECTION_CLASS} div {` +\n        ` position: absolute;` +\n        ` background-color: ${this.colorManager.colors.selection.css};` +\n        `}`;\n    // Colors\n    this.colorManager.colors.ansi.forEach((c, i) => {\n      styles +=\n          `${this._terminalSelector} .${FG_CLASS_PREFIX}${i} { color: ${c.css}; }` +\n          `${this._terminalSelector} .${BG_CLASS_PREFIX}${i} { background-color: ${c.css}; }`;\n    });\n\n    this._themeStyleElement.innerHTML = styles;\n    return this.colorManager.colors;\n  }\n\n  public onWindowResize(devicePixelRatio: number): void {\n    this._updateDimensions();\n  }\n\n  private _refreshRowElements(cols: number, rows: number): void {\n    // Add missing elements\n    for (let i = this._rowElements.length; i <= rows; i++) {\n      const row = document.createElement('div');\n      this._rowContainer.appendChild(row);\n      this._rowElements.push(row);\n    }\n    // Remove excess elements\n    while (this._rowElements.length > rows) {\n      this._rowContainer.removeChild(this._rowElements.pop());\n    }\n  }\n\n  public onResize(cols: number, rows: number): void {\n    this._refreshRowElements(cols, rows);\n    this._updateDimensions();\n  }\n\n  public onCharSizeChanged(): void {\n    this._updateDimensions();\n  }\n\n  public onBlur(): void {\n    this._rowContainer.classList.remove(FOCUS_CLASS);\n  }\n\n  public onFocus(): void {\n    this._rowContainer.classList.add(FOCUS_CLASS);\n  }\n\n  public onSelectionChanged(start: [number, number], end: [number, number], columnSelectMode: boolean): void {\n    // Remove all selections\n    while (this._selectionContainer.children.length) {\n      this._selectionContainer.removeChild(this._selectionContainer.children[0]);\n    }\n\n    // Selection does not exist\n    if (!start || !end) {\n      return;\n    }\n\n    // Translate from buffer position to viewport position\n    const viewportStartRow = start[1] - this._terminal.buffer.ydisp;\n    const viewportEndRow = end[1] - this._terminal.buffer.ydisp;\n    const viewportCappedStartRow = Math.max(viewportStartRow, 0);\n    const viewportCappedEndRow = Math.min(viewportEndRow, this._terminal.rows - 1);\n\n    // No need to draw the selection\n    if (viewportCappedStartRow >= this._terminal.rows || viewportCappedEndRow < 0) {\n      return;\n    }\n\n    // Create the selections\n    const documentFragment = document.createDocumentFragment();\n\n    if (columnSelectMode) {\n      documentFragment.appendChild(\n        this._createSelectionElement(viewportCappedStartRow, start[0], end[0], viewportCappedEndRow - viewportCappedStartRow + 1)\n      );\n    } else {\n      // Draw first row\n      const startCol = viewportStartRow === viewportCappedStartRow ? start[0] : 0;\n      const endCol = viewportCappedStartRow === viewportCappedEndRow ? end[0] : this._terminal.cols;\n      documentFragment.appendChild(this._createSelectionElement(viewportCappedStartRow, startCol, endCol));\n      // Draw middle rows\n      const middleRowsCount = viewportCappedEndRow - viewportCappedStartRow - 1;\n      documentFragment.appendChild(this._createSelectionElement(viewportCappedStartRow + 1, 0, this._terminal.cols, middleRowsCount));\n      // Draw final row\n      if (viewportCappedStartRow !== viewportCappedEndRow) {\n        // Only draw viewportEndRow if it's not the same as viewporttartRow\n        const endCol = viewportEndRow === viewportCappedEndRow ? end[0] : this._terminal.cols;\n        documentFragment.appendChild(this._createSelectionElement(viewportCappedEndRow, 0, endCol));\n      }\n    }\n    this._selectionContainer.appendChild(documentFragment);\n  }\n\n  /**\n   * Creates a selection element at the specified position.\n   * @param row The row of the selection.\n   * @param colStart The start column.\n   * @param colEnd The end columns.\n   */\n  private _createSelectionElement(row: number, colStart: number, colEnd: number, rowCount: number = 1): HTMLElement {\n    const element = document.createElement('div');\n    element.style.height = `${rowCount * this._terminal.charMeasure.height}px`;\n    element.style.top = `${row * this._terminal.charMeasure.height}px`;\n    element.style.left = `${colStart * this._terminal.charMeasure.width}px`;\n    element.style.width = `${this._terminal.charMeasure.width * (colEnd - colStart)}px`;\n    return element;\n  }\n\n  public onCursorMove(): void {\n    // No-op, the cursor is drawn when rows are drawn\n  }\n\n  public onOptionsChanged(): void {\n    // Force a refresh\n    this._updateDimensions();\n    this.setTheme(undefined);\n    this._terminal.refresh(0, this._terminal.rows - 1);\n  }\n\n  public clear(): void {\n    this._rowElements.forEach(e => e.innerHTML = '');\n  }\n\n  public refreshRows(start: number, end: number): void {\n    this._renderDebouncer.refresh(start, end);\n  }\n\n  private _renderRows(start: number, end: number): void {\n    const terminal = this._terminal;\n\n    const cursorAbsoluteY = terminal.buffer.ybase + terminal.buffer.y;\n    const cursorX = this._terminal.buffer.x;\n\n    for (let y = start; y <= end; y++) {\n      const rowElement = this._rowElements[y];\n      rowElement.innerHTML = '';\n\n      const row = y + terminal.buffer.ydisp;\n      const lineData = terminal.buffer.lines.get(row);\n      rowElement.appendChild(this._rowFactory.createRow(lineData, row === cursorAbsoluteY, cursorX, terminal.charMeasure.width, terminal.cols));\n    }\n\n    this._terminal.emit('refresh', {start, end});\n  }\n\n  private get _terminalSelector(): string {\n    return `.${TERMINAL_CLASS_PREFIX}${this._terminalClass}`;\n  }\n\n  public registerCharacterJoiner(handler: CharacterJoinerHandler): number { return -1; }\n  public deregisterCharacterJoiner(joinerId: number): boolean { return false; }\n}\n","/**\n * Copyright (c) 2017 The xterm.js authors. All rights reserved.\n * @license MIT\n */\n\nexport const INVERTED_DEFAULT_COLOR = -1;\nexport const DIM_OPACITY = 0.5;\n\nexport interface IGlyphIdentifier {\n  chars: string;\n  code: number;\n  bg: number;\n  fg: number;\n  bold: boolean;\n  dim: boolean;\n  italic: boolean;\n}\n","/**\n * Copyright (c) 2017 The xterm.js authors. All rights reserved.\n * @license MIT\n */\n\nimport { DIM_OPACITY, IGlyphIdentifier } from './Types';\nimport { CHAR_ATLAS_CELL_SPACING, ICharAtlasConfig } from '../../shared/atlas/Types';\nimport { generateStaticCharAtlasTexture } from '../../shared/atlas/CharAtlasGenerator';\nimport BaseCharAtlas from './BaseCharAtlas';\n\nexport default class StaticCharAtlas extends BaseCharAtlas {\n  private _texture: HTMLCanvasElement | ImageBitmap;\n\n  constructor(private _document: Document, private _config: ICharAtlasConfig) {\n    super();\n  }\n\n  private _canvasFactory = (width: number, height: number) => {\n    const canvas = this._document.createElement('canvas');\n    canvas.width = width;\n    canvas.height = height;\n\n    // This is useful for debugging\n    // document.body.appendChild(canvas);\n\n    return canvas;\n  }\n\n  protected _doWarmUp(): void {\n    const result = generateStaticCharAtlasTexture(window, this._canvasFactory, this._config);\n    if (result instanceof HTMLCanvasElement) {\n      this._texture = result;\n    } else {\n      result.then(texture => {\n        this._texture = texture;\n      });\n    }\n  }\n\n  private _isCached(glyph: IGlyphIdentifier, colorIndex: number): boolean {\n    const isAscii = glyph.code < 256;\n    // A color is basic if it is one of the 4 bit ANSI colors.\n    const isBasicColor = glyph.fg < 16;\n    const isDefaultColor = glyph.fg >= 256;\n    const isDefaultBackground = glyph.bg >= 256;\n    return isAscii && (isBasicColor || isDefaultColor) && isDefaultBackground && !glyph.italic;\n  }\n\n  public draw(\n    ctx: CanvasRenderingContext2D,\n    glyph: IGlyphIdentifier,\n    x: number,\n    y: number\n  ): boolean {\n    // we're not warmed up yet\n    if (this._texture == null) {\n      return false;\n    }\n\n    let colorIndex = 0;\n    if (glyph.fg < 256) {\n      colorIndex = 2 + glyph.fg + (glyph.bold ? 16 : 0);\n    } else {\n      // If default color and bold\n      if (glyph.bold) {\n        colorIndex = 1;\n      }\n    }\n    if (!this._isCached(glyph, colorIndex)) {\n      return false;\n    }\n\n    ctx.save();\n\n    // ImageBitmap's draw about twice as fast as from a canvas\n    const charAtlasCellWidth = this._config.scaledCharWidth + CHAR_ATLAS_CELL_SPACING;\n    const charAtlasCellHeight = this._config.scaledCharHeight + CHAR_ATLAS_CELL_SPACING;\n\n    // Apply alpha to dim the character\n    if (glyph.dim) {\n      ctx.globalAlpha = DIM_OPACITY;\n    }\n\n    ctx.drawImage(\n      this._texture,\n      glyph.code * charAtlasCellWidth,\n      colorIndex * charAtlasCellHeight,\n      charAtlasCellWidth,\n      this._config.scaledCharHeight,\n      x,\n      y,\n      charAtlasCellWidth,\n      this._config.scaledCharHeight\n    );\n\n    ctx.restore();\n\n    return true;\n  }\n}\n","/**\n * Copyright (c) 2017 The xterm.js authors. All rights reserved.\n * @license MIT\n *\n * A dummy CharAtlas implementation that always fails to draw characters.\n */\n\nimport { IGlyphIdentifier } from './Types';\nimport { ICharAtlasConfig } from '../../shared/atlas/Types';\nimport BaseCharAtlas from './BaseCharAtlas';\n\nexport default class NoneCharAtlas extends BaseCharAtlas {\n  constructor(document: Document, config: ICharAtlasConfig) {\n    super();\n  }\n\n  public draw(\n    ctx: CanvasRenderingContext2D,\n    glyph: IGlyphIdentifier,\n    x: number,\n    y: number\n  ): boolean {\n    return false;\n  }\n}\n","/**\n * Copyright (c) 2017 The xterm.js authors. All rights reserved.\n * @license MIT\n */\n\ninterface ILinkedListNode<T> {\n  prev: ILinkedListNode<T>;\n  next: ILinkedListNode<T>;\n  key: string;\n  value: T;\n}\n\nexport default class LRUMap<T> {\n  private _map: { [key: string]: ILinkedListNode<T> } = {};\n  private _head: ILinkedListNode<T> = null;\n  private _tail: ILinkedListNode<T> = null;\n  private _nodePool: ILinkedListNode<T>[] = [];\n  public size: number = 0;\n\n  constructor(public capacity: number) { }\n\n  private _unlinkNode(node: ILinkedListNode<T>): void {\n    const prev = node.prev;\n    const next = node.next;\n    if (node === this._head) {\n      this._head = next;\n    }\n    if (node === this._tail) {\n      this._tail = prev;\n    }\n    if (prev !== null) {\n      prev.next = next;\n    }\n    if (next !== null) {\n      next.prev = prev;\n    }\n  }\n\n  private _appendNode(node: ILinkedListNode<T>): void {\n    const tail = this._tail;\n    if (tail !== null) {\n      tail.next = node;\n    }\n    node.prev = tail;\n    node.next = null;\n    this._tail = node;\n    if (this._head === null) {\n      this._head = node;\n    }\n  }\n\n  /**\n   * Preallocate a bunch of linked-list nodes. Allocating these nodes ahead of time means that\n   * they're more likely to live next to each other in memory, which seems to improve performance.\n   *\n   * Each empty object only consumes about 60 bytes of memory, so this is pretty cheap, even for\n   * large maps.\n   */\n  public prealloc(count: number): void {\n    const nodePool = this._nodePool;\n    for (let i = 0; i < count; i++) {\n      nodePool.push({\n        prev: null,\n        next: null,\n        key: null,\n        value: null\n      });\n    }\n  }\n\n  public get(key: string): T | null {\n    // This is unsafe: We're assuming our keyspace doesn't overlap with Object.prototype. However,\n    // it's faster than calling hasOwnProperty, and in our case, it would never overlap.\n    const node = this._map[key];\n    if (node !== undefined) {\n      this._unlinkNode(node);\n      this._appendNode(node);\n      return node.value;\n    }\n    return null;\n  }\n\n  public peek(): T | null {\n    const head = this._head;\n    return head === null ? null : head.value;\n  }\n\n  public set(key: string, value: T): void {\n    // This is unsafe: See note above.\n    let node = this._map[key];\n    if (node !== undefined) {\n      // already exists, we just need to mutate it and move it to the end of the list\n      node = this._map[key];\n      this._unlinkNode(node);\n      node.value = value;\n    } else if (this.size >= this.capacity) {\n      // we're out of space: recycle the head node, move it to the tail\n      node = this._head;\n      this._unlinkNode(node);\n      delete this._map[node.key];\n      node.key = key;\n      node.value = value;\n      this._map[key] = node;\n    } else {\n      // make a new element\n      const nodePool = this._nodePool;\n      if (nodePool.length > 0) {\n        // use a preallocated node if we can\n        node = nodePool.pop();\n        node.key = key;\n        node.value = value;\n      } else {\n        node = {\n          prev: null,\n          next: null,\n          key,\n          value\n        };\n      }\n      this._map[key] = node;\n      this.size++;\n    }\n    this._appendNode(node);\n  }\n}\n","/**\n * Copyright (c) 2017 The xterm.js authors. All rights reserved.\n * @license MIT\n */\n\nimport { DIM_OPACITY, IGlyphIdentifier, INVERTED_DEFAULT_COLOR } from './Types';\nimport { ICharAtlasConfig } from '../../shared/atlas/Types';\nimport { IColor } from '../../shared/Types';\nimport BaseCharAtlas from './BaseCharAtlas';\nimport { DEFAULT_ANSI_COLORS } from '../ColorManager';\nimport { clearColor } from '../../shared/atlas/CharAtlasGenerator';\nimport LRUMap from './LRUMap';\n\n// In practice we're probably never going to exhaust a texture this large. For debugging purposes,\n// however, it can be useful to set this to a really tiny value, to verify that LRU eviction works.\nconst TEXTURE_WIDTH = 1024;\nconst TEXTURE_HEIGHT = 1024;\n\nconst TRANSPARENT_COLOR = {\n  css: 'rgba(0, 0, 0, 0)',\n  rgba: 0\n};\n\n// Drawing to the cache is expensive: If we have to draw more than this number of glyphs to the\n// cache in a single frame, give up on trying to cache anything else, and try to finish the current\n// frame ASAP.\n//\n// This helps to limit the amount of damage a program can do when it would otherwise thrash the\n// cache.\nconst FRAME_CACHE_DRAW_LIMIT = 100;\n\ninterface IGlyphCacheValue {\n  index: number;\n  isEmpty: boolean;\n}\n\nfunction getGlyphCacheKey(glyph: IGlyphIdentifier): string {\n  const styleFlags = (glyph.bold ? 0 : 4) + (glyph.dim ? 0 : 2) + (glyph.italic ? 0 : 1);\n  return `${glyph.bg}_${glyph.fg}_${styleFlags}${glyph.chars}`;\n}\n\nexport default class DynamicCharAtlas extends BaseCharAtlas {\n  // An ordered map that we're using to keep track of where each glyph is in the atlas texture.\n  // It's ordered so that we can determine when to remove the old entries.\n  private _cacheMap: LRUMap<IGlyphCacheValue>;\n\n  // The texture that the atlas is drawn to\n  private _cacheCanvas: HTMLCanvasElement;\n  private _cacheCtx: CanvasRenderingContext2D;\n\n  // A temporary context that glyphs are drawn to before being transfered to the atlas.\n  private _tmpCtx: CanvasRenderingContext2D;\n\n  // The number of characters stored in the atlas by width/height\n  private _width: number;\n  private _height: number;\n\n  private _drawToCacheCount: number = 0;\n\n  constructor(document: Document, private _config: ICharAtlasConfig) {\n    super();\n    this._cacheCanvas = document.createElement('canvas');\n    this._cacheCanvas.width = TEXTURE_WIDTH;\n    this._cacheCanvas.height = TEXTURE_HEIGHT;\n    // The canvas needs alpha because we use clearColor to convert the background color to alpha.\n    // It might also contain some characters with transparent backgrounds if allowTransparency is\n    // set.\n    this._cacheCtx = this._cacheCanvas.getContext('2d', {alpha: true});\n\n    const tmpCanvas = document.createElement('canvas');\n    tmpCanvas.width = this._config.scaledCharWidth;\n    tmpCanvas.height = this._config.scaledCharHeight;\n    this._tmpCtx = tmpCanvas.getContext('2d', {alpha: this._config.allowTransparency});\n\n    this._width = Math.floor(TEXTURE_WIDTH / this._config.scaledCharWidth);\n    this._height = Math.floor(TEXTURE_HEIGHT / this._config.scaledCharHeight);\n    const capacity = this._width * this._height;\n    this._cacheMap = new LRUMap(capacity);\n    this._cacheMap.prealloc(capacity);\n\n    // This is useful for debugging\n    // document.body.appendChild(this._cacheCanvas);\n  }\n\n  public beginFrame(): void {\n    this._drawToCacheCount = 0;\n  }\n\n  public draw(\n    ctx: CanvasRenderingContext2D,\n    glyph: IGlyphIdentifier,\n    x: number,\n    y: number\n  ): boolean {\n    const glyphKey = getGlyphCacheKey(glyph);\n    const cacheValue = this._cacheMap.get(glyphKey);\n    if (cacheValue != null) {\n      this._drawFromCache(ctx, cacheValue, x, y);\n      return true;\n    } else if (this._canCache(glyph) && this._drawToCacheCount < FRAME_CACHE_DRAW_LIMIT) {\n      let index;\n      if (this._cacheMap.size < this._cacheMap.capacity) {\n        index = this._cacheMap.size;\n      } else {\n        // we're out of space, so our call to set will delete this item\n        index = this._cacheMap.peek().index;\n      }\n      const cacheValue = this._drawToCache(glyph, index);\n      this._cacheMap.set(glyphKey, cacheValue);\n      this._drawFromCache(ctx, cacheValue, x, y);\n      return true;\n    }\n    return false;\n  }\n\n  private _canCache(glyph: IGlyphIdentifier): boolean {\n    // Only cache ascii and extended characters for now, to be safe. In the future, we could do\n    // something more complicated to determine the expected width of a character.\n    //\n    // If we switch the renderer over to webgl at some point, we may be able to use blending modes\n    // to draw overlapping glyphs from the atlas:\n    // https://github.com/servo/webrender/issues/464#issuecomment-255632875\n    // https://webglfundamentals.org/webgl/lessons/webgl-text-texture.html\n    return glyph.code < 256;\n  }\n\n  private _toCoordinates(index: number): [number, number] {\n    return [\n      (index % this._width) * this._config.scaledCharWidth,\n      Math.floor(index / this._width) * this._config.scaledCharHeight\n    ];\n  }\n\n  private _drawFromCache(\n    ctx: CanvasRenderingContext2D,\n    cacheValue: IGlyphCacheValue,\n    x: number,\n    y: number\n  ): void {\n    // We don't actually need to do anything if this is whitespace.\n    if (cacheValue.isEmpty) {\n      return;\n    }\n    const [cacheX, cacheY] = this._toCoordinates(cacheValue.index);\n    ctx.drawImage(\n      this._cacheCanvas,\n      cacheX,\n      cacheY,\n      this._config.scaledCharWidth,\n      this._config.scaledCharHeight,\n      x,\n      y,\n      this._config.scaledCharWidth,\n      this._config.scaledCharHeight\n    );\n  }\n\n  private _getColorFromAnsiIndex(idx: number): IColor {\n    if (idx < this._config.colors.ansi.length) {\n      return this._config.colors.ansi[idx];\n    }\n    return DEFAULT_ANSI_COLORS[idx];\n  }\n\n  private _getBackgroundColor(glyph: IGlyphIdentifier): IColor {\n    if (this._config.allowTransparency) {\n      // The background color might have some transparency, so we need to render it as fully\n      // transparent in the atlas. Otherwise we'd end up drawing the transparent background twice\n      // around the anti-aliased edges of the glyph, and it would look too dark.\n      return TRANSPARENT_COLOR;\n    } else if (glyph.bg === INVERTED_DEFAULT_COLOR) {\n      return this._config.colors.foreground;\n    } else if (glyph.bg < 256) {\n      return this._getColorFromAnsiIndex(glyph.bg);\n    }\n    return this._config.colors.background;\n  }\n\n  private _getForegroundColor(glyph: IGlyphIdentifier): IColor {\n    if (glyph.fg === INVERTED_DEFAULT_COLOR) {\n      return this._config.colors.background;\n    } else if (glyph.fg < 256) {\n      // 256 color support\n      return this._getColorFromAnsiIndex(glyph.fg);\n    }\n    return this._config.colors.foreground;\n  }\n\n  // TODO: We do this (or something similar) in multiple places. We should split this off\n  // into a shared function.\n  private _drawToCache(glyph: IGlyphIdentifier, index: number): IGlyphCacheValue {\n    this._drawToCacheCount++;\n\n    this._tmpCtx.save();\n\n    // draw the background\n    const backgroundColor = this._getBackgroundColor(glyph);\n    // Use a 'copy' composite operation to clear any existing glyph out of _tmpCtxWithAlpha, regardless of\n    // transparency in backgroundColor\n    this._tmpCtx.globalCompositeOperation = 'copy';\n    this._tmpCtx.fillStyle = backgroundColor.css;\n    this._tmpCtx.fillRect(0, 0, this._config.scaledCharWidth, this._config.scaledCharHeight);\n    this._tmpCtx.globalCompositeOperation = 'source-over';\n\n    // draw the foreground/glyph\n    const fontWeight = glyph.bold ? this._config.fontWeightBold : this._config.fontWeight;\n    const fontStyle = glyph.italic ? 'italic' : '';\n    this._tmpCtx.font =\n      `${fontStyle} ${fontWeight} ${this._config.fontSize * this._config.devicePixelRatio}px ${this._config.fontFamily}`;\n    this._tmpCtx.textBaseline = 'top';\n\n    this._tmpCtx.fillStyle = this._getForegroundColor(glyph).css;\n\n    // Apply alpha to dim the character\n    if (glyph.dim) {\n      this._tmpCtx.globalAlpha = DIM_OPACITY;\n    }\n    // Draw the character\n    this._tmpCtx.fillText(glyph.chars, 0, 0);\n    this._tmpCtx.restore();\n\n    // clear the background from the character to avoid issues with drawing over the previous\n    // character if it extends past it's bounds\n    const imageData = this._tmpCtx.getImageData(\n      0, 0, this._config.scaledCharWidth, this._config.scaledCharHeight\n    );\n    let isEmpty = false;\n    if (!this._config.allowTransparency) {\n      isEmpty = clearColor(imageData, backgroundColor);\n    }\n\n    // copy the data from imageData to _cacheCanvas\n    const [x, y] = this._toCoordinates(index);\n    // putImageData doesn't do any blending, so it will overwrite any existing cache entry for us\n    this._cacheCtx.putImageData(imageData, x, y);\n\n    return {\n      index,\n      isEmpty\n    };\n  }\n}\n","/**\n * Copyright (c) 2017 The xterm.js authors. All rights reserved.\n * @license MIT\n */\n\nimport { ITerminal } from '../../Types';\nimport { IColorSet } from '../Types';\nimport { ICharAtlasConfig } from '../../shared/atlas/Types';\n\nexport function generateConfig(scaledCharWidth: number, scaledCharHeight: number, terminal: ITerminal, colors: IColorSet): ICharAtlasConfig {\n  // null out some fields that don't matter\n  const clonedColors = <IColorSet>{\n    foreground: colors.foreground,\n    background: colors.background,\n    cursor: null,\n    cursorAccent: null,\n    selection: null,\n    // For the static char atlas, we only use the first 16 colors, but we need all 256 for the\n    // dynamic character atlas.\n    ansi: colors.ansi.slice(0, 16)\n  };\n  return {\n    type: terminal.options.experimentalCharAtlas,\n    devicePixelRatio: window.devicePixelRatio,\n    scaledCharWidth,\n    scaledCharHeight,\n    fontFamily: terminal.options.fontFamily,\n    fontSize: terminal.options.fontSize,\n    fontWeight: terminal.options.fontWeight,\n    fontWeightBold: terminal.options.fontWeightBold,\n    allowTransparency: terminal.options.allowTransparency,\n    colors: clonedColors\n  };\n}\n\nexport function configEquals(a: ICharAtlasConfig, b: ICharAtlasConfig): boolean {\n  for (let i = 0; i < a.colors.ansi.length; i++) {\n    if (a.colors.ansi[i].rgba !== b.colors.ansi[i].rgba) {\n      return false;\n    }\n  }\n  return a.type === b.type &&\n      a.devicePixelRatio === b.devicePixelRatio &&\n      a.fontFamily === b.fontFamily &&\n      a.fontSize === b.fontSize &&\n      a.fontWeight === b.fontWeight &&\n      a.fontWeightBold === b.fontWeightBold &&\n      a.allowTransparency === b.allowTransparency &&\n      a.scaledCharWidth === b.scaledCharWidth &&\n      a.scaledCharHeight === b.scaledCharHeight &&\n      a.colors.foreground === b.colors.foreground &&\n      a.colors.background === b.colors.background;\n}\n","/**\n * Copyright (c) 2017 The xterm.js authors. All rights reserved.\n * @license MIT\n */\n\nimport { ITerminal } from '../../Types';\nimport { IColorSet } from '../Types';\nimport { ICharAtlasConfig } from '../../shared/atlas/Types';\nimport { generateConfig, configEquals } from './CharAtlasUtils';\nimport BaseCharAtlas from './BaseCharAtlas';\nimport DynamicCharAtlas from './DynamicCharAtlas';\nimport NoneCharAtlas from './NoneCharAtlas';\nimport StaticCharAtlas from './StaticCharAtlas';\n\nconst charAtlasImplementations = {\n  'none': NoneCharAtlas,\n  'static': StaticCharAtlas,\n  'dynamic': DynamicCharAtlas\n};\n\ninterface ICharAtlasCacheEntry {\n  atlas: BaseCharAtlas;\n  config: ICharAtlasConfig;\n  // N.B. This implementation potentially holds onto copies of the terminal forever, so\n  // this may cause memory leaks.\n  ownedBy: ITerminal[];\n}\n\nconst charAtlasCache: ICharAtlasCacheEntry[] = [];\n\n/**\n * Acquires a char atlas, either generating a new one or returning an existing\n * one that is in use by another terminal.\n * @param terminal The terminal.\n * @param colors The colors to use.\n */\nexport function acquireCharAtlas(\n  terminal: ITerminal,\n  colors: IColorSet,\n  scaledCharWidth: number,\n  scaledCharHeight: number\n): BaseCharAtlas {\n  const newConfig = generateConfig(scaledCharWidth, scaledCharHeight, terminal, colors);\n\n  // TODO: Currently if a terminal changes configs it will not free the entry reference (until it's disposed)\n\n  // Check to see if the terminal already owns this config\n  for (let i = 0; i < charAtlasCache.length; i++) {\n    const entry = charAtlasCache[i];\n    const ownedByIndex = entry.ownedBy.indexOf(terminal);\n    if (ownedByIndex >= 0) {\n      if (configEquals(entry.config, newConfig)) {\n        return entry.atlas;\n      }\n      // The configs differ, release the terminal from the entry\n      if (entry.ownedBy.length === 1) {\n        charAtlasCache.splice(i, 1);\n      } else {\n        entry.ownedBy.splice(ownedByIndex, 1);\n      }\n      break;\n    }\n  }\n\n  // Try match a char atlas from the cache\n  for (let i = 0; i < charAtlasCache.length; i++) {\n    const entry = charAtlasCache[i];\n    if (configEquals(entry.config, newConfig)) {\n      // Add the terminal to the cache entry and return\n      entry.ownedBy.push(terminal);\n      return entry.atlas;\n    }\n  }\n\n  const newEntry: ICharAtlasCacheEntry = {\n    atlas: new charAtlasImplementations[terminal.options.experimentalCharAtlas](\n      document,\n      newConfig\n    ),\n    config: newConfig,\n    ownedBy: [terminal]\n  };\n  charAtlasCache.push(newEntry);\n  return newEntry.atlas;\n}\n\n/**\n * Removes a terminal reference from the cache, allowing its memory to be freed.\n * @param terminal The terminal to remove.\n */\nexport function removeTerminalFromCache(terminal: ITerminal): void {\n  for (let i = 0; i < charAtlasCache.length; i++) {\n    const index = charAtlasCache[i].ownedBy.indexOf(terminal);\n    if (index !== -1) {\n      if (charAtlasCache[i].ownedBy.length === 1) {\n        // Remove the cache entry if it's the only terminal\n        charAtlasCache.splice(i, 1);\n      } else {\n        // Remove the reference from the cache entry\n        charAtlasCache[i].ownedBy.splice(index, 1);\n      }\n      break;\n    }\n  }\n}\n","/**\n * Copyright (c) 2017 The xterm.js authors. All rights reserved.\n * @license MIT\n */\n\nimport { IGlyphIdentifier } from './Types';\n\nexport default abstract class BaseCharAtlas {\n  private _didWarmUp: boolean = false;\n\n  /**\n   * Perform any work needed to warm the cache before it can be used. May be called multiple times.\n   * Implement _doWarmUp instead if you only want to get called once.\n   */\n  public warmUp(): void {\n    if (!this._didWarmUp) {\n      this._doWarmUp();\n      this._didWarmUp = true;\n    }\n  }\n\n  /**\n   * Perform any work needed to warm the cache before it can be used. Used by the default\n   * implementation of warmUp(), and will only be called once.\n   */\n  protected _doWarmUp(): void { }\n\n  /**\n   * Called when we start drawing a new frame.\n   *\n   * TODO: We rely on this getting called by TextRenderLayer. This should really be called by\n   * Renderer instead, but we need to make Renderer the source-of-truth for the char atlas, instead\n   * of BaseRenderLayer.\n   */\n  public beginFrame(): void { }\n\n  /**\n   * May be called before warmUp finishes, however it is okay for the implementation to\n   * do nothing and return false in that case.\n   *\n   * @param ctx Where to draw the character onto.\n   * @param glyph Information about what to draw\n   * @param x The position on the context to start drawing at\n   * @param y The position on the context to start drawing at\n   * @returns The success state. True if we drew the character.\n   */\n  public abstract draw(\n    ctx: CanvasRenderingContext2D,\n    glyph: IGlyphIdentifier,\n    x: number,\n    y: number\n  ): boolean;\n}\n","/**\n * Copyright (c) 2017 The xterm.js authors. All rights reserved.\n * @license MIT\n */\n\nimport { CHAR_DATA_ATTR_INDEX, CHAR_DATA_CODE_INDEX, CHAR_DATA_CHAR_INDEX, CHAR_DATA_WIDTH_INDEX, NULL_CELL_CODE } from '../Buffer';\nimport { FLAGS, IColorSet, IRenderDimensions, ICharacterJoinerRegistry } from './Types';\nimport { CharData, ITerminal } from '../Types';\nimport { INVERTED_DEFAULT_COLOR } from './atlas/Types';\nimport { GridCache } from './GridCache';\nimport { BaseRenderLayer } from './BaseRenderLayer';\n\n/**\n * This CharData looks like a null character, which will forc a clear and render\n * when the character changes (a regular space ' ' character may not as it's\n * drawn state is a cleared cell).\n */\n// const OVERLAP_OWNED_CHAR_DATA: CharData = [null, '', 0, -1];\n\nexport class TextRenderLayer extends BaseRenderLayer {\n  private _state: GridCache<CharData>;\n  private _characterWidth: number;\n  private _characterFont: string;\n  private _characterOverlapCache: { [key: string]: boolean } = {};\n  private _characterJoinerRegistry: ICharacterJoinerRegistry;\n\n  constructor(container: HTMLElement, zIndex: number, colors: IColorSet, characterJoinerRegistry: ICharacterJoinerRegistry, alpha: boolean) {\n    super(container, 'text', zIndex, alpha, colors);\n    this._state = new GridCache<CharData>();\n    this._characterJoinerRegistry = characterJoinerRegistry;\n  }\n\n  public resize(terminal: ITerminal, dim: IRenderDimensions): void {\n    super.resize(terminal, dim);\n\n    // Clear the character width cache if the font or width has changed\n    const terminalFont = this._getFont(terminal, false, false);\n    if (this._characterWidth !== dim.scaledCharWidth || this._characterFont !== terminalFont) {\n      this._characterWidth = dim.scaledCharWidth;\n      this._characterFont = terminalFont;\n      this._characterOverlapCache = {};\n    }\n    // Resizing the canvas discards the contents of the canvas so clear state\n    this._state.clear();\n    this._state.resize(terminal.cols, terminal.rows);\n  }\n\n  public reset(terminal: ITerminal): void {\n    this._state.clear();\n    this.clearAll();\n  }\n\n  private _forEachCell(\n    terminal: ITerminal,\n    firstRow: number,\n    lastRow: number,\n    joinerRegistry: ICharacterJoinerRegistry | null,\n    callback: (\n      code: number,\n      chars: string,\n      width: number,\n      x: number,\n      y: number,\n      fg: number,\n      bg: number,\n      flags: number\n    ) => void\n  ): void {\n    for (let y = firstRow; y <= lastRow; y++) {\n      const row = y + terminal.buffer.ydisp;\n      const line = terminal.buffer.lines.get(row);\n      const joinedRanges = joinerRegistry ? joinerRegistry.getJoinedCharacters(row) : [];\n      for (let x = 0; x < terminal.cols; x++) {\n        const charData = line[x];\n        let code: number = <number>charData[CHAR_DATA_CODE_INDEX];\n\n        // Can either represent character(s) for a single cell or multiple cells\n        // if indicated by a character joiner.\n        let chars: string = charData[CHAR_DATA_CHAR_INDEX];\n        const attr: number = charData[CHAR_DATA_ATTR_INDEX];\n        let width: number = charData[CHAR_DATA_WIDTH_INDEX];\n\n        // If true, indicates that the current character(s) to draw were joined.\n        let isJoined = false;\n        let lastCharX = x;\n\n        // The character to the left is a wide character, drawing is owned by\n        // the char at x-1\n        if (width === 0) {\n          continue;\n        }\n\n        // Process any joined character ranges as needed. Because of how the\n        // ranges are produced, we know that they are valid for the characters\n        // and attributes of our input.\n        if (joinedRanges.length > 0 && x === joinedRanges[0][0]) {\n          isJoined = true;\n          const range = joinedRanges.shift();\n\n          // We already know the exact start and end column of the joined range,\n          // so we get the string and width representing it directly\n          chars = terminal.buffer.translateBufferLineToString(\n            row,\n            true,\n            range[0],\n            range[1]\n          );\n          width = range[1] - range[0];\n          code = Infinity;\n\n          // Skip over the cells occupied by this range in the loop\n          lastCharX = range[1] - 1;\n        }\n\n        // If the character is an overlapping char and the character to the\n        // right is a space, take ownership of the cell to the right. We skip\n        // this check for joined characters because their rendering likely won't\n        // yield the same result as rendering the last character individually.\n        if (!isJoined && this._isOverlapping(charData)) {\n          // If the character is overlapping, we want to force a re-render on every\n          // frame. This is specifically to work around the case where two\n          // overlaping chars `a` and `b` are adjacent, the cursor is moved to b and a\n          // space is added. Without this, the first half of `b` would never\n          // get removed, and `a` would not re-render because it thinks it's\n          // already in the correct state.\n          // this._state.cache[x][y] = OVERLAP_OWNED_CHAR_DATA;\n          if (lastCharX < line.length - 1 && line[lastCharX + 1][CHAR_DATA_CODE_INDEX] === NULL_CELL_CODE) {\n            width = 2;\n            // this._clearChar(x + 1, y);\n            // The overlapping char's char data will force a clear and render when the\n            // overlapping char is no longer to the left of the character and also when\n            // the space changes to another character.\n            // this._state.cache[x + 1][y] = OVERLAP_OWNED_CHAR_DATA;\n          }\n        }\n\n        const flags = attr >> 18;\n        let bg = attr & 0x1ff;\n        let fg = (attr >> 9) & 0x1ff;\n\n        // If inverse flag is on, the foreground should become the background.\n        if (flags & FLAGS.INVERSE) {\n          const temp = bg;\n          bg = fg;\n          fg = temp;\n          if (fg === 256) {\n            fg = INVERTED_DEFAULT_COLOR;\n          }\n          if (bg === 257) {\n            bg = INVERTED_DEFAULT_COLOR;\n          }\n        }\n\n        callback(\n          code,\n          chars,\n          width,\n          x,\n          y,\n          fg,\n          bg,\n          flags\n        );\n\n        x = lastCharX;\n      }\n    }\n  }\n\n  /**\n   * Draws the background for a specified range of columns. Tries to batch adjacent cells of the\n   * same color together to reduce draw calls.\n   */\n  private _drawBackground(terminal: ITerminal, firstRow: number, lastRow: number): void {\n    const ctx = this._ctx;\n    const cols = terminal.cols;\n    let startX: number = 0;\n    let startY: number = 0;\n    let prevFillStyle: string | null = null;\n\n    ctx.save();\n\n    this._forEachCell(terminal, firstRow, lastRow, null, (code, chars, width, x, y, fg, bg, flags) => {\n      // libvte and xterm both draw the background (but not foreground) of invisible characters,\n      // so we should too.\n      let nextFillStyle = null; // null represents default background color\n      if (bg === INVERTED_DEFAULT_COLOR) {\n        nextFillStyle = this._colors.foreground.css;\n      } else if (bg < 256) {\n        nextFillStyle = this._colors.ansi[bg].css;\n      }\n\n      if (prevFillStyle === null) {\n        // This is either the first iteration, or the default background was set. Either way, we\n        // don't need to draw anything.\n        startX = x;\n        startY = y;\n      } if (y !== startY) {\n        // our row changed, draw the previous row\n        ctx.fillStyle = prevFillStyle;\n        this.fillCells(startX, startY, cols - startX, 1);\n        startX = x;\n        startY = y;\n      } else if (prevFillStyle !== nextFillStyle) {\n        // our color changed, draw the previous characters in this row\n        ctx.fillStyle = prevFillStyle;\n        this.fillCells(startX, startY, x - startX, 1);\n        startX = x;\n        startY = y;\n      }\n\n      prevFillStyle = nextFillStyle;\n    });\n\n    // flush the last color we encountered\n    if (prevFillStyle !== null) {\n      ctx.fillStyle = prevFillStyle;\n      this.fillCells(startX, startY, cols - startX, 1);\n    }\n\n    ctx.restore();\n  }\n\n  private _drawForeground(terminal: ITerminal, firstRow: number, lastRow: number): void {\n    this._forEachCell(terminal, firstRow, lastRow, this._characterJoinerRegistry, (code, chars, width, x, y, fg, bg, flags) => {\n      if (flags & FLAGS.INVISIBLE) {\n        return;\n      }\n      if (flags & FLAGS.UNDERLINE) {\n        this._ctx.save();\n        if (fg === INVERTED_DEFAULT_COLOR) {\n          this._ctx.fillStyle = this._colors.background.css;\n        } else if (fg < 256) {\n          // 256 color support\n          this._ctx.fillStyle = this._colors.ansi[fg].css;\n        } else {\n          this._ctx.fillStyle = this._colors.foreground.css;\n        }\n        this.fillBottomLineAtCells(x, y, width);\n        this._ctx.restore();\n      }\n      this.drawChars(\n        terminal, chars, code,\n        width, x, y,\n        fg, bg,\n        !!(flags & FLAGS.BOLD), !!(flags & FLAGS.DIM), !!(flags & FLAGS.ITALIC)\n      );\n    });\n  }\n\n  public onGridChanged(terminal: ITerminal, firstRow: number, lastRow: number): void {\n    // Resize has not been called yet\n    if (this._state.cache.length === 0) {\n      return;\n    }\n\n    if (this._charAtlas) {\n      this._charAtlas.beginFrame();\n    }\n\n    this.clearCells(0, firstRow, terminal.cols, lastRow - firstRow + 1);\n    this._drawBackground(terminal, firstRow, lastRow);\n    this._drawForeground(terminal, firstRow, lastRow);\n  }\n\n  public onOptionsChanged(terminal: ITerminal): void {\n    this.setTransparency(terminal, terminal.options.allowTransparency);\n  }\n\n  /**\n   * Whether a character is overlapping to the next cell.\n   */\n  private _isOverlapping(charData: CharData): boolean {\n    // Only single cell characters can be overlapping, rendering issues can\n    // occur without this check\n    if (charData[CHAR_DATA_WIDTH_INDEX] !== 1) {\n      return false;\n    }\n\n    // We assume that any ascii character will not overlap\n    const code = charData[CHAR_DATA_CODE_INDEX];\n    if (code < 256) {\n      return false;\n    }\n\n    // Deliver from cache if available\n    const char = charData[CHAR_DATA_CHAR_INDEX];\n    if (this._characterOverlapCache.hasOwnProperty(char)) {\n      return this._characterOverlapCache[char];\n    }\n\n    // Setup the font\n    this._ctx.save();\n    this._ctx.font = this._characterFont;\n\n    // Measure the width of the character, but Math.floor it\n    // because that is what the renderer does when it calculates\n    // the character dimensions we are comparing against\n    const overlaps = Math.floor(this._ctx.measureText(char).width) > this._characterWidth;\n\n    // Restore the original context\n    this._ctx.restore();\n\n    // Cache and return\n    this._characterOverlapCache[char] = overlaps;\n    return overlaps;\n  }\n\n  /**\n   * Clear the charcater at the cell specified.\n   * @param x The column of the char.\n   * @param y The row of the char.\n   */\n  // private _clearChar(x: number, y: number): void {\n  //   let colsToClear = 1;\n  //   // Clear the adjacent character if it was wide\n  //   const state = this._state.cache[x][y];\n  //   if (state && state[CHAR_DATA_WIDTH_INDEX] === 2) {\n  //     colsToClear = 2;\n  //   }\n  //   this.clearCells(x, y, colsToClear, 1);\n  // }\n}\n","/**\n * Copyright (c) 2017 The xterm.js authors. All rights reserved.\n * @license MIT\n */\n\nimport { ITerminal } from '../Types';\nimport { IColorSet, IRenderDimensions } from './Types';\nimport { BaseRenderLayer } from './BaseRenderLayer';\n\ninterface ISelectionState {\n  start: [number, number];\n  end: [number, number];\n  columnSelectMode: boolean;\n  ydisp: number;\n}\n\nexport class SelectionRenderLayer extends BaseRenderLayer {\n  private _state: ISelectionState;\n\n  constructor(container: HTMLElement, zIndex: number, colors: IColorSet) {\n    super(container, 'selection', zIndex, true, colors);\n    this._clearState();\n  }\n\n  private _clearState(): void {\n    this._state = {\n      start: null,\n      end: null,\n      columnSelectMode: null,\n      ydisp: null\n    };\n  }\n\n  public resize(terminal: ITerminal, dim: IRenderDimensions): void {\n    super.resize(terminal, dim);\n    // Resizing the canvas discards the contents of the canvas so clear state\n    this._clearState();\n  }\n\n  public reset(terminal: ITerminal): void {\n    if (this._state.start && this._state.end) {\n      this._clearState();\n      this.clearAll();\n    }\n  }\n\n  public onSelectionChanged(terminal: ITerminal, start: [number, number], end: [number, number], columnSelectMode: boolean): void {\n    // Selection has not changed\n    if (!this._didStateChange(start, end, columnSelectMode, terminal.buffer.ydisp)) {\n      return;\n    }\n\n    // Remove all selections\n    this.clearAll();\n\n    // Selection does not exist\n    if (!start || !end) {\n      return;\n    }\n\n    // Translate from buffer position to viewport position\n    const viewportStartRow = start[1] - terminal.buffer.ydisp;\n    const viewportEndRow = end[1] - terminal.buffer.ydisp;\n    const viewportCappedStartRow = Math.max(viewportStartRow, 0);\n    const viewportCappedEndRow = Math.min(viewportEndRow, terminal.rows - 1);\n\n    // No need to draw the selection\n    if (viewportCappedStartRow >= terminal.rows || viewportCappedEndRow < 0) {\n      return;\n    }\n\n    this._ctx.fillStyle = this._colors.selection.css;\n\n    if (columnSelectMode) {\n      const startCol = start[0];\n      const width = end[0] - startCol;\n      const height = viewportCappedEndRow - viewportCappedStartRow + 1;\n      this.fillCells(startCol, viewportCappedStartRow, width, height);\n    } else {\n      // Draw first row\n      const startCol = viewportStartRow === viewportCappedStartRow ? start[0] : 0;\n      const startRowEndCol = viewportCappedStartRow === viewportCappedEndRow ? end[0] : terminal.cols;\n      this.fillCells(startCol, viewportCappedStartRow, startRowEndCol - startCol, 1);\n\n      // Draw middle rows\n      const middleRowsCount = Math.max(viewportCappedEndRow - viewportCappedStartRow - 1, 0);\n      this.fillCells(0, viewportCappedStartRow + 1, terminal.cols, middleRowsCount);\n\n      // Draw final row\n      if (viewportCappedStartRow !== viewportCappedEndRow) {\n        // Only draw viewportEndRow if it's not the same as viewportStartRow\n        const endCol = viewportEndRow === viewportCappedEndRow ? end[0] : terminal.cols;\n        this.fillCells(0, viewportCappedEndRow, endCol, 1);\n      }\n    }\n\n    // Save state for next render\n    this._state.start = [start[0], start[1]];\n    this._state.end = [end[0], end[1]];\n    this._state.columnSelectMode = columnSelectMode;\n    this._state.ydisp = terminal.buffer.ydisp;\n  }\n\n  private _didStateChange(start: [number, number], end: [number, number], columnSelectMode: boolean, ydisp: number): boolean {\n    return !this._areCoordinatesEqual(start, this._state.start) ||\n      !this._areCoordinatesEqual(end, this._state.end) ||\n      columnSelectMode !== this._state.columnSelectMode ||\n      ydisp !== this._state.ydisp;\n  }\n\n  private _areCoordinatesEqual(coord1: [number, number], coord2: [number, number]): boolean {\n    if (!coord1 || !coord2) {\n      return false;\n    }\n\n    return coord1[0] === coord2[0] && coord1[1] === coord2[1];\n  }\n}\n","/**\n * Copyright (c) 2017 The xterm.js authors. All rights reserved.\n * @license MIT\n */\n\nimport { TextRenderLayer } from './TextRenderLayer';\nimport { SelectionRenderLayer } from './SelectionRenderLayer';\nimport { CursorRenderLayer } from './CursorRenderLayer';\nimport { ColorManager } from './ColorManager';\nimport { IRenderLayer, IColorSet, IRenderer, IRenderDimensions, ICharacterJoinerRegistry } from './Types';\nimport { ITerminal, CharacterJoinerHandler } from '../Types';\nimport { LinkRenderLayer } from './LinkRenderLayer';\nimport { EventEmitter } from '../EventEmitter';\nimport { RenderDebouncer } from '../ui/RenderDebouncer';\nimport { ScreenDprMonitor } from '../ui/ScreenDprMonitor';\nimport { ITheme } from 'xterm';\nimport { CharacterJoinerRegistry } from '../renderer/CharacterJoinerRegistry';\n\nexport class Renderer extends EventEmitter implements IRenderer {\n  private _renderDebouncer: RenderDebouncer;\n\n  private _renderLayers: IRenderLayer[];\n  private _devicePixelRatio: number;\n  private _screenDprMonitor: ScreenDprMonitor;\n  private _isPaused: boolean = false;\n  private _needsFullRefresh: boolean = false;\n  private _characterJoinerRegistry: ICharacterJoinerRegistry;\n\n  public colorManager: ColorManager;\n  public dimensions: IRenderDimensions;\n\n  constructor(private _terminal: ITerminal, theme: ITheme) {\n    super();\n    const allowTransparency = this._terminal.options.allowTransparency;\n    this.colorManager = new ColorManager(document, allowTransparency);\n    this._characterJoinerRegistry = new CharacterJoinerRegistry(_terminal);\n    if (theme) {\n      this.colorManager.setTheme(theme);\n    }\n\n    this._renderLayers = [\n      new TextRenderLayer(this._terminal.screenElement, 0, this.colorManager.colors, this._characterJoinerRegistry, allowTransparency),\n      new SelectionRenderLayer(this._terminal.screenElement, 1, this.colorManager.colors),\n      new LinkRenderLayer(this._terminal.screenElement, 2, this.colorManager.colors, this._terminal),\n      new CursorRenderLayer(this._terminal.screenElement, 3, this.colorManager.colors)\n    ];\n    this.dimensions = {\n      scaledCharWidth: null,\n      scaledCharHeight: null,\n      scaledCellWidth: null,\n      scaledCellHeight: null,\n      scaledCharLeft: null,\n      scaledCharTop: null,\n      scaledCanvasWidth: null,\n      scaledCanvasHeight: null,\n      canvasWidth: null,\n      canvasHeight: null,\n      actualCellWidth: null,\n      actualCellHeight: null\n    };\n    this._devicePixelRatio = window.devicePixelRatio;\n    this._updateDimensions();\n    this.onOptionsChanged();\n\n    this._renderDebouncer = new RenderDebouncer(this._terminal, this._renderRows.bind(this));\n    this._screenDprMonitor = new ScreenDprMonitor();\n    this._screenDprMonitor.setListener(() => this.onWindowResize(window.devicePixelRatio));\n    this.register(this._screenDprMonitor);\n\n    // Detect whether IntersectionObserver is detected and enable renderer pause\n    // and resume based on terminal visibility if so\n    if ('IntersectionObserver' in window) {\n      const observer = new IntersectionObserver(e => this.onIntersectionChange(e[0]), { threshold: 0 });\n      observer.observe(this._terminal.element);\n      this.register({ dispose: () => observer.disconnect() });\n    }\n  }\n\n  public dispose(): void {\n    super.dispose();\n    this._renderLayers.forEach(l => l.dispose());\n  }\n\n  public onIntersectionChange(entry: IntersectionObserverEntry): void {\n    this._isPaused = entry.intersectionRatio === 0;\n    if (!this._isPaused && this._needsFullRefresh) {\n      this._terminal.refresh(0, this._terminal.rows - 1);\n    }\n  }\n\n  public onWindowResize(devicePixelRatio: number): void {\n    // If the device pixel ratio changed, the char atlas needs to be regenerated\n    // and the terminal needs to refreshed\n    if (this._devicePixelRatio !== devicePixelRatio) {\n      this._devicePixelRatio = devicePixelRatio;\n      this.onResize(this._terminal.cols, this._terminal.rows);\n    }\n  }\n\n  public setTheme(theme: ITheme): IColorSet {\n    this.colorManager.setTheme(theme);\n\n    // Clear layers and force a full render\n    this._renderLayers.forEach(l => {\n      l.onThemeChanged(this._terminal, this.colorManager.colors);\n      l.reset(this._terminal);\n    });\n\n    if (this._isPaused) {\n      this._needsFullRefresh = true;\n    } else {\n      this._terminal.refresh(0, this._terminal.rows - 1);\n    }\n\n    return this.colorManager.colors;\n  }\n\n  public onResize(cols: number, rows: number): void {\n    // Update character and canvas dimensions\n    this._updateDimensions();\n\n    // Resize all render layers\n    this._renderLayers.forEach(l => l.resize(this._terminal, this.dimensions));\n\n    // Force a refresh\n    if (this._isPaused) {\n      this._needsFullRefresh = true;\n    } else {\n      this._terminal.refresh(0, this._terminal.rows - 1);\n    }\n\n    // Resize the screen\n    this._terminal.screenElement.style.width = `${this.dimensions.canvasWidth}px`;\n    this._terminal.screenElement.style.height = `${this.dimensions.canvasHeight}px`;\n\n    this.emit('resize', {\n      width: this.dimensions.canvasWidth,\n      height: this.dimensions.canvasHeight\n    });\n  }\n\n  public onCharSizeChanged(): void {\n    this.onResize(this._terminal.cols, this._terminal.rows);\n  }\n\n  public onBlur(): void {\n    this._runOperation(l => l.onBlur(this._terminal));\n  }\n\n  public onFocus(): void {\n    this._runOperation(l => l.onFocus(this._terminal));\n  }\n\n  public onSelectionChanged(start: [number, number], end: [number, number], columnSelectMode: boolean = false): void {\n    this._runOperation(l => l.onSelectionChanged(this._terminal, start, end, columnSelectMode));\n  }\n\n  public onCursorMove(): void {\n    this._runOperation(l => l.onCursorMove(this._terminal));\n  }\n\n  public onOptionsChanged(): void {\n    this.colorManager.allowTransparency = this._terminal.options.allowTransparency;\n    this._runOperation(l => l.onOptionsChanged(this._terminal));\n  }\n\n  public clear(): void {\n    this._runOperation(l => l.reset(this._terminal));\n  }\n\n  private _runOperation(operation: (layer: IRenderLayer) => void): void {\n    if (this._isPaused) {\n      this._needsFullRefresh = true;\n    } else {\n      this._renderLayers.forEach(l => operation(l));\n    }\n  }\n\n  /**\n   * Queues a refresh between two rows (inclusive), to be done on next animation\n   * frame.\n   * @param start The start row.\n   * @param end The end row.\n   */\n  public refreshRows(start: number, end: number): void {\n    if (this._isPaused) {\n      this._needsFullRefresh = true;\n      return;\n    }\n    this._renderDebouncer.refresh(start, end);\n  }\n\n  /**\n   * Performs the refresh loop callback, calling refresh only if a refresh is\n   * necessary before queueing up the next one.\n   */\n  private _renderRows(start: number, end: number): void {\n    this._renderLayers.forEach(l => l.onGridChanged(this._terminal, start, end));\n    this._terminal.emit('refresh', { start, end });\n  }\n\n  /**\n   * Recalculates the character and canvas dimensions.\n   */\n  private _updateDimensions(): void {\n    // Perform a new measure if the CharMeasure dimensions are not yet available\n    if (!this._terminal.charMeasure.width || !this._terminal.charMeasure.height) {\n      return;\n    }\n\n    // Calculate the scaled character width. Width is floored as it must be\n    // drawn to an integer grid in order for the CharAtlas \"stamps\" to not be\n    // blurry. When text is drawn to the grid not using the CharAtlas, it is\n    // clipped to ensure there is no overlap with the next cell.\n    this.dimensions.scaledCharWidth = Math.floor(this._terminal.charMeasure.width * window.devicePixelRatio);\n\n    // Calculate the scaled character height. Height is ceiled in case\n    // devicePixelRatio is a floating point number in order to ensure there is\n    // enough space to draw the character to the cell.\n    this.dimensions.scaledCharHeight = Math.ceil(this._terminal.charMeasure.height * window.devicePixelRatio);\n\n    // Calculate the scaled cell height, if lineHeight is not 1 then the value\n    // will be floored because since lineHeight can never be lower then 1, there\n    // is a guarentee that the scaled line height will always be larger than\n    // scaled char height.\n    this.dimensions.scaledCellHeight = Math.floor(this.dimensions.scaledCharHeight * this._terminal.options.lineHeight);\n\n    // Calculate the y coordinate within a cell that text should draw from in\n    // order to draw in the center of a cell.\n    this.dimensions.scaledCharTop = this._terminal.options.lineHeight === 1 ? 0 : Math.round((this.dimensions.scaledCellHeight - this.dimensions.scaledCharHeight) / 2);\n\n    // Calculate the scaled cell width, taking the letterSpacing into account.\n    this.dimensions.scaledCellWidth = this.dimensions.scaledCharWidth + Math.round(this._terminal.options.letterSpacing);\n\n    // Calculate the x coordinate with a cell that text should draw from in\n    // order to draw in the center of a cell.\n    this.dimensions.scaledCharLeft = Math.floor(this._terminal.options.letterSpacing / 2);\n\n    // Recalculate the canvas dimensions; scaled* define the actual number of\n    // pixel in the canvas\n    this.dimensions.scaledCanvasHeight = this._terminal.rows * this.dimensions.scaledCellHeight;\n    this.dimensions.scaledCanvasWidth = this._terminal.cols * this.dimensions.scaledCellWidth;\n\n    // The the size of the canvas on the page. It's very important that this\n    // rounds to nearest integer and not ceils as browsers often set\n    // window.devicePixelRatio as something like 1.100000023841858, when it's\n    // actually 1.1. Ceiling causes blurriness as the backing canvas image is 1\n    // pixel too large for the canvas element size.\n    this.dimensions.canvasHeight = Math.round(this.dimensions.scaledCanvasHeight / window.devicePixelRatio);\n    this.dimensions.canvasWidth = Math.round(this.dimensions.scaledCanvasWidth / window.devicePixelRatio);\n\n    // Get the _actual_ dimensions of an individual cell. This needs to be\n    // derived from the canvasWidth/Height calculated above which takes into\n    // account window.devicePixelRatio. CharMeasure.width/height by itself is\n    // insufficient when the page is not at 100% zoom level as CharMeasure is\n    // measured in CSS pixels, but the actual char size on the canvas can\n    // differ.\n    this.dimensions.actualCellHeight = this.dimensions.canvasHeight / this._terminal.rows;\n    this.dimensions.actualCellWidth = this.dimensions.canvasWidth / this._terminal.cols;\n  }\n\n  public registerCharacterJoiner(handler: CharacterJoinerHandler): number {\n    return this._characterJoinerRegistry.registerCharacterJoiner(handler);\n  }\n\n  public deregisterCharacterJoiner(joinerId: number): boolean {\n    return this._characterJoinerRegistry.deregisterCharacterJoiner(joinerId);\n  }\n}\n","/**\n * Copyright (c) 2017 The xterm.js authors. All rights reserved.\n * @license MIT\n */\n\nimport { ILinkHoverEvent, ITerminal, ILinkifierAccessor, LinkHoverEventTypes } from '../Types';\nimport { IColorSet, IRenderDimensions } from './Types';\nimport { BaseRenderLayer } from './BaseRenderLayer';\n\nexport class LinkRenderLayer extends BaseRenderLayer {\n  private _state: ILinkHoverEvent = null;\n\n  constructor(container: HTMLElement, zIndex: number, colors: IColorSet, terminal: ILinkifierAccessor) {\n    super(container, 'link', zIndex, true, colors);\n    terminal.linkifier.on(LinkHoverEventTypes.HOVER, (e: ILinkHoverEvent) => this._onLinkHover(e));\n    terminal.linkifier.on(LinkHoverEventTypes.LEAVE, (e: ILinkHoverEvent) => this._onLinkLeave(e));\n  }\n\n  public resize(terminal: ITerminal, dim: IRenderDimensions): void {\n    super.resize(terminal, dim);\n    // Resizing the canvas discards the contents of the canvas so clear state\n    this._state = null;\n  }\n\n  public reset(terminal: ITerminal): void {\n    this._clearCurrentLink();\n  }\n\n  private _clearCurrentLink(): void {\n    if (this._state) {\n      this.clearCells(this._state.x1, this._state.y1, this._state.cols - this._state.x1, 1);\n      const middleRowCount = this._state.y2 - this._state.y1 - 1;\n      if (middleRowCount > 0) {\n        this.clearCells(0, this._state.y1 + 1, this._state.cols, middleRowCount);\n      }\n      this.clearCells(0, this._state.y2, this._state.x2, 1);\n      this._state = null;\n    }\n  }\n\n  private _onLinkHover(e: ILinkHoverEvent): void {\n    this._ctx.fillStyle = this._colors.foreground.css;\n    if (e.y1 === e.y2) {\n      // Single line link\n      this.fillBottomLineAtCells(e.x1, e.y1, e.x2 - e.x1);\n    } else {\n      // Multi-line link\n      this.fillBottomLineAtCells(e.x1, e.y1, e.cols - e.x1);\n      for (let y = e.y1 + 1; y < e.y2; y++) {\n        this.fillBottomLineAtCells(0, y, e.cols);\n      }\n      this.fillBottomLineAtCells(0, e.y2, e.x2);\n    }\n    this._state = e;\n  }\n\n  private _onLinkLeave(e: ILinkHoverEvent): void {\n    this._clearCurrentLink();\n  }\n}\n","/**\n * Copyright (c) 2017 The xterm.js authors. All rights reserved.\n * @license MIT\n */\n\nexport class GridCache<T> {\n  public cache: T[][];\n\n  public constructor() {\n    this.cache = [];\n  }\n\n  public resize(width: number, height: number): void {\n    for (let x = 0; x < width; x++) {\n      if (this.cache.length <= x) {\n        this.cache.push([]);\n      }\n      for (let y = this.cache[x].length; y < height; y++) {\n        this.cache[x].push(null);\n      }\n      this.cache[x].length = height;\n    }\n    this.cache.length = width;\n  }\n\n  public clear(): void {\n    for (let x = 0; x < this.cache.length; x++) {\n      for (let y = 0; y < this.cache[x].length; y++) {\n        this.cache[x][y] = null;\n      }\n    }\n  }\n}\n","/**\n * Copyright (c) 2017 The xterm.js authors. All rights reserved.\n * @license MIT\n */\n\nimport { CHAR_DATA_WIDTH_INDEX } from '../Buffer';\nimport { IColorSet, IRenderDimensions } from './Types';\nimport { BaseRenderLayer } from './BaseRenderLayer';\nimport { CharData, ITerminal } from '../Types';\n\ninterface ICursorState {\n  x: number;\n  y: number;\n  isFocused: boolean;\n  style: string;\n  width: number;\n}\n\n/**\n * The time between cursor blinks.\n */\nconst BLINK_INTERVAL = 600;\n\nexport class CursorRenderLayer extends BaseRenderLayer {\n  private _state: ICursorState;\n  private _cursorRenderers: {[key: string]: (terminal: ITerminal, x: number, y: number, charData: CharData) => void};\n  private _cursorBlinkStateManager: CursorBlinkStateManager;\n\n  constructor(container: HTMLElement, zIndex: number, colors: IColorSet) {\n    super(container, 'cursor', zIndex, true, colors);\n    this._state = {\n      x: null,\n      y: null,\n      isFocused: null,\n      style: null,\n      width: null\n    };\n    this._cursorRenderers = {\n      'bar': this._renderBarCursor.bind(this),\n      'block': this._renderBlockCursor.bind(this),\n      'underline': this._renderUnderlineCursor.bind(this)\n    };\n    // TODO: Consider initial options? Maybe onOptionsChanged should be called at the end of open?\n  }\n\n  public resize(terminal: ITerminal, dim: IRenderDimensions): void {\n    super.resize(terminal, dim);\n    // Resizing the canvas discards the contents of the canvas so clear state\n    this._state = {\n      x: null,\n      y: null,\n      isFocused: null,\n      style: null,\n      width: null\n    };\n  }\n\n  public reset(terminal: ITerminal): void {\n    this._clearCursor();\n    if (this._cursorBlinkStateManager) {\n      this._cursorBlinkStateManager.dispose();\n      this._cursorBlinkStateManager = null;\n      this.onOptionsChanged(terminal);\n    }\n  }\n\n  public onBlur(terminal: ITerminal): void {\n    if (this._cursorBlinkStateManager) {\n      this._cursorBlinkStateManager.pause();\n    }\n    terminal.refresh(terminal.buffer.y, terminal.buffer.y);\n  }\n\n  public onFocus(terminal: ITerminal): void {\n    if (this._cursorBlinkStateManager) {\n      this._cursorBlinkStateManager.resume(terminal);\n    } else {\n      terminal.refresh(terminal.buffer.y, terminal.buffer.y);\n    }\n  }\n\n  public onOptionsChanged(terminal: ITerminal): void {\n    if (terminal.options.cursorBlink) {\n      if (!this._cursorBlinkStateManager) {\n        this._cursorBlinkStateManager = new CursorBlinkStateManager(terminal, () => {\n          this._render(terminal, true);\n        });\n      }\n    } else {\n      if (this._cursorBlinkStateManager) {\n        this._cursorBlinkStateManager.dispose();\n        this._cursorBlinkStateManager = null;\n      }\n      // Request a refresh from the terminal as management of rendering is being\n      // moved back to the terminal\n      terminal.refresh(terminal.buffer.y, terminal.buffer.y);\n    }\n  }\n\n  public onCursorMove(terminal: ITerminal): void {\n    if (this._cursorBlinkStateManager) {\n      this._cursorBlinkStateManager.restartBlinkAnimation(terminal);\n    }\n  }\n\n  public onGridChanged(terminal: ITerminal, startRow: number, endRow: number): void {\n    if (!this._cursorBlinkStateManager || this._cursorBlinkStateManager.isPaused) {\n      this._render(terminal, false);\n    } else {\n      this._cursorBlinkStateManager.restartBlinkAnimation(terminal);\n    }\n  }\n\n  private _render(terminal: ITerminal, triggeredByAnimationFrame: boolean): void {\n    // Don't draw the cursor if it's hidden\n    if (!terminal.cursorState || terminal.cursorHidden) {\n      this._clearCursor();\n      return;\n    }\n\n    const cursorY = terminal.buffer.ybase + terminal.buffer.y;\n    const viewportRelativeCursorY = cursorY - terminal.buffer.ydisp;\n\n    // Don't draw the cursor if it's off-screen\n    if (viewportRelativeCursorY < 0 || viewportRelativeCursorY >= terminal.rows) {\n      this._clearCursor();\n      return;\n    }\n\n    const charData = terminal.buffer.lines.get(cursorY)[terminal.buffer.x];\n    if (!charData) {\n      return;\n    }\n\n    if (!terminal.isFocused) {\n      this._clearCursor();\n      this._ctx.save();\n      this._ctx.fillStyle = this._colors.cursor.css;\n      this._renderBlurCursor(terminal, terminal.buffer.x, viewportRelativeCursorY, charData);\n      this._ctx.restore();\n      this._state.x = terminal.buffer.x;\n      this._state.y = viewportRelativeCursorY;\n      this._state.isFocused = false;\n      this._state.style = terminal.options.cursorStyle;\n      this._state.width = charData[CHAR_DATA_WIDTH_INDEX];\n      return;\n    }\n\n    // Don't draw the cursor if it's blinking\n    if (this._cursorBlinkStateManager && !this._cursorBlinkStateManager.isCursorVisible) {\n      this._clearCursor();\n      return;\n    }\n\n    if (this._state) {\n      // The cursor is already in the correct spot, don't redraw\n      if (this._state.x === terminal.buffer.x &&\n          this._state.y === viewportRelativeCursorY &&\n          this._state.isFocused === terminal.isFocused &&\n          this._state.style === terminal.options.cursorStyle &&\n          this._state.width === charData[CHAR_DATA_WIDTH_INDEX]) {\n        return;\n      }\n      this._clearCursor();\n    }\n\n    this._ctx.save();\n    this._cursorRenderers[terminal.options.cursorStyle || 'block'](terminal, terminal.buffer.x, viewportRelativeCursorY, charData);\n    this._ctx.restore();\n\n    this._state.x = terminal.buffer.x;\n    this._state.y = viewportRelativeCursorY;\n    this._state.isFocused = false;\n    this._state.style = terminal.options.cursorStyle;\n    this._state.width = charData[CHAR_DATA_WIDTH_INDEX];\n  }\n\n  private _clearCursor(): void {\n    if (this._state) {\n      this.clearCells(this._state.x, this._state.y, this._state.width, 1);\n      this._state = {\n        x: null,\n        y: null,\n        isFocused: null,\n        style: null,\n        width: null\n      };\n    }\n  }\n\n  private _renderBarCursor(terminal: ITerminal, x: number, y: number, charData: CharData): void {\n    this._ctx.save();\n    this._ctx.fillStyle = this._colors.cursor.css;\n    this.fillLeftLineAtCell(x, y);\n    this._ctx.restore();\n  }\n\n  private _renderBlockCursor(terminal: ITerminal, x: number, y: number, charData: CharData): void {\n    this._ctx.save();\n    this._ctx.fillStyle = this._colors.cursor.css;\n    this.fillCells(x, y, charData[CHAR_DATA_WIDTH_INDEX], 1);\n    this._ctx.fillStyle = this._colors.cursorAccent.css;\n    this.fillCharTrueColor(terminal, charData, x, y);\n    this._ctx.restore();\n  }\n\n  private _renderUnderlineCursor(terminal: ITerminal, x: number, y: number, charData: CharData): void {\n    this._ctx.save();\n    this._ctx.fillStyle = this._colors.cursor.css;\n    this.fillBottomLineAtCells(x, y);\n    this._ctx.restore();\n  }\n\n  private _renderBlurCursor(terminal: ITerminal, x: number, y: number, charData: CharData): void {\n    this._ctx.save();\n    this._ctx.strokeStyle = this._colors.cursor.css;\n    this.strokeRectAtCell(x, y, charData[CHAR_DATA_WIDTH_INDEX], 1);\n    this._ctx.restore();\n  }\n}\n\nclass CursorBlinkStateManager {\n  public isCursorVisible: boolean;\n\n  private _animationFrame: number;\n  private _blinkStartTimeout: number;\n  private _blinkInterval: number;\n\n  /**\n   * The time at which the animation frame was restarted, this is used on the\n   * next render to restart the timers so they don't need to restart the timers\n   * multiple times over a short period.\n   */\n  private _animationTimeRestarted: number;\n\n  constructor(\n    terminal: ITerminal,\n    private _renderCallback: () => void\n  ) {\n    this.isCursorVisible = true;\n    if (terminal.isFocused) {\n      this._restartInterval();\n    }\n  }\n\n  public get isPaused(): boolean { return !(this._blinkStartTimeout || this._blinkInterval); }\n\n  public dispose(): void {\n    if (this._blinkInterval) {\n      window.clearInterval(this._blinkInterval);\n      this._blinkInterval = null;\n    }\n    if (this._blinkStartTimeout) {\n      window.clearTimeout(this._blinkStartTimeout);\n      this._blinkStartTimeout = null;\n    }\n    if (this._animationFrame) {\n      window.cancelAnimationFrame(this._animationFrame);\n      this._animationFrame = null;\n    }\n  }\n\n  public restartBlinkAnimation(terminal: ITerminal): void {\n    if (this.isPaused) {\n      return;\n    }\n    // Save a timestamp so that the restart can be done on the next interval\n    this._animationTimeRestarted = Date.now();\n    // Force a cursor render to ensure it's visible and in the correct position\n    this.isCursorVisible = true;\n    if (!this._animationFrame) {\n      this._animationFrame = window.requestAnimationFrame(() => {\n        this._renderCallback();\n        this._animationFrame = null;\n      });\n    }\n  }\n\n  private _restartInterval(timeToStart: number = BLINK_INTERVAL): void {\n    // Clear any existing interval\n    if (this._blinkInterval) {\n      window.clearInterval(this._blinkInterval);\n    }\n\n    // Setup the initial timeout which will hide the cursor, this is done before\n    // the regular interval is setup in order to support restarting the blink\n    // animation in a lightweight way (without thrashing clearInterval and\n    // setInterval).\n    this._blinkStartTimeout = <number><any>setTimeout(() => {\n      // Check if another animation restart was requested while this was being\n      // started\n      if (this._animationTimeRestarted) {\n        const time = BLINK_INTERVAL - (Date.now() - this._animationTimeRestarted);\n        this._animationTimeRestarted = null;\n        if (time > 0) {\n          this._restartInterval(time);\n          return;\n        }\n      }\n\n      // Hide the cursor\n      this.isCursorVisible = false;\n      this._animationFrame = window.requestAnimationFrame(() => {\n        this._renderCallback();\n        this._animationFrame = null;\n      });\n\n      // Setup the blink interval\n      this._blinkInterval = <number><any>setInterval(() => {\n        // Adjust the animation time if it was restarted\n        if (this._animationTimeRestarted) {\n          // calc time diff\n          // Make restart interval do a setTimeout initially?\n          const time = BLINK_INTERVAL - (Date.now() - this._animationTimeRestarted);\n          this._animationTimeRestarted = null;\n          this._restartInterval(time);\n          return;\n        }\n\n        // Invert visibility and render\n        this.isCursorVisible = !this.isCursorVisible;\n        this._animationFrame = window.requestAnimationFrame(() => {\n          this._renderCallback();\n          this._animationFrame = null;\n        });\n      }, BLINK_INTERVAL);\n    }, timeToStart);\n  }\n\n  public pause(): void {\n    this.isCursorVisible = true;\n    if (this._blinkInterval) {\n      window.clearInterval(this._blinkInterval);\n      this._blinkInterval = null;\n    }\n    if (this._blinkStartTimeout) {\n      window.clearTimeout(this._blinkStartTimeout);\n      this._blinkStartTimeout = null;\n    }\n    if (this._animationFrame) {\n      window.cancelAnimationFrame(this._animationFrame);\n      this._animationFrame = null;\n    }\n  }\n\n  public resume(terminal: ITerminal): void {\n    this._animationTimeRestarted = null;\n    this._restartInterval();\n    this.restartBlinkAnimation(terminal);\n  }\n}\n","/**\n * Copyright (c) 2017 The xterm.js authors. All rights reserved.\n * @license MIT\n */\n\nimport { IColorManager } from './Types';\nimport { IColor, IColorSet } from '../shared/Types';\nimport { ITheme } from 'xterm';\n\nconst DEFAULT_FOREGROUND = fromHex('#ffffff');\nconst DEFAULT_BACKGROUND = fromHex('#000000');\nconst DEFAULT_CURSOR = fromHex('#ffffff');\nconst DEFAULT_CURSOR_ACCENT = fromHex('#000000');\nconst DEFAULT_SELECTION = {\n  css: 'rgba(255, 255, 255, 0.3)',\n  rgba: 0xFFFFFF77\n};\n\n// An IIFE to generate DEFAULT_ANSI_COLORS. Do not mutate DEFAULT_ANSI_COLORS, instead make a copy\n// and mutate that.\nexport const DEFAULT_ANSI_COLORS = (() => {\n  const colors = [\n    // dark:\n    fromHex('#2e3436'),\n    fromHex('#cc0000'),\n    fromHex('#4e9a06'),\n    fromHex('#c4a000'),\n    fromHex('#3465a4'),\n    fromHex('#75507b'),\n    fromHex('#06989a'),\n    fromHex('#d3d7cf'),\n    // bright:\n    fromHex('#555753'),\n    fromHex('#ef2929'),\n    fromHex('#8ae234'),\n    fromHex('#fce94f'),\n    fromHex('#729fcf'),\n    fromHex('#ad7fa8'),\n    fromHex('#34e2e2'),\n    fromHex('#eeeeec')\n  ];\n\n  // Fill in the remaining 240 ANSI colors.\n  // Generate colors (16-231)\n  const v = [0x00, 0x5f, 0x87, 0xaf, 0xd7, 0xff];\n  for (let i = 0; i < 216; i++) {\n    const r = v[(i / 36) % 6 | 0];\n    const g = v[(i / 6) % 6 | 0];\n    const b = v[i % 6];\n    colors.push({\n      css: `#${toPaddedHex(r)}${toPaddedHex(g)}${toPaddedHex(b)}`,\n      // Use >>> 0 to force a conversion to an unsigned int\n      rgba: ((r << 24) | (g << 16) | (b << 8) | 0xFF) >>> 0\n    });\n  }\n\n  // Generate greys (232-255)\n  for (let i = 0; i < 24; i++) {\n    const c = 8 + i * 10;\n    const ch = toPaddedHex(c);\n    colors.push({\n      css: `#${ch}${ch}${ch}`,\n      rgba: ((c << 24) | (c << 16) | (c << 8) | 0xFF) >>> 0\n    });\n  }\n\n  return colors;\n})();\n\nfunction fromHex(css: string): IColor {\n  return {\n    css,\n    rgba: parseInt(css.slice(1), 16) << 8 | 0xFF\n  };\n}\n\nfunction toPaddedHex(c: number): string {\n  const s = c.toString(16);\n  return s.length < 2 ? '0' + s : s;\n}\n\n/**\n * Manages the source of truth for a terminal's colors.\n */\nexport class ColorManager implements IColorManager {\n  public colors: IColorSet;\n  private _ctx: CanvasRenderingContext2D;\n  private _litmusColor: CanvasGradient;\n\n  constructor(document: Document, public allowTransparency: boolean) {\n    const canvas = document.createElement('canvas');\n    canvas.width = 1;\n    canvas.height = 1;\n    this._ctx = canvas.getContext('2d');\n    this._ctx.globalCompositeOperation = 'copy';\n    this._litmusColor = this._ctx.createLinearGradient(0, 0, 1, 1);\n    this.colors = {\n      foreground: DEFAULT_FOREGROUND,\n      background: DEFAULT_BACKGROUND,\n      cursor: DEFAULT_CURSOR,\n      cursorAccent: DEFAULT_CURSOR_ACCENT,\n      selection: DEFAULT_SELECTION,\n      ansi: DEFAULT_ANSI_COLORS.slice()\n    };\n  }\n\n  /**\n   * Sets the terminal's theme.\n   * @param theme The  theme to use. If a partial theme is provided then default\n   * colors will be used where colors are not defined.\n   */\n  public setTheme(theme: ITheme): void {\n    this.colors.foreground = this._parseColor(theme.foreground, DEFAULT_FOREGROUND);\n    this.colors.background = this._parseColor(theme.background, DEFAULT_BACKGROUND);\n    this.colors.cursor = this._parseColor(theme.cursor, DEFAULT_CURSOR, true);\n    this.colors.cursorAccent = this._parseColor(theme.cursorAccent, DEFAULT_CURSOR_ACCENT, true);\n    this.colors.selection = this._parseColor(theme.selection, DEFAULT_SELECTION, true);\n    this.colors.ansi[0] = this._parseColor(theme.black, DEFAULT_ANSI_COLORS[0]);\n    this.colors.ansi[1] = this._parseColor(theme.red, DEFAULT_ANSI_COLORS[1]);\n    this.colors.ansi[2] = this._parseColor(theme.green, DEFAULT_ANSI_COLORS[2]);\n    this.colors.ansi[3] = this._parseColor(theme.yellow, DEFAULT_ANSI_COLORS[3]);\n    this.colors.ansi[4] = this._parseColor(theme.blue, DEFAULT_ANSI_COLORS[4]);\n    this.colors.ansi[5] = this._parseColor(theme.magenta, DEFAULT_ANSI_COLORS[5]);\n    this.colors.ansi[6] = this._parseColor(theme.cyan, DEFAULT_ANSI_COLORS[6]);\n    this.colors.ansi[7] = this._parseColor(theme.white, DEFAULT_ANSI_COLORS[7]);\n    this.colors.ansi[8] = this._parseColor(theme.brightBlack, DEFAULT_ANSI_COLORS[8]);\n    this.colors.ansi[9] = this._parseColor(theme.brightRed, DEFAULT_ANSI_COLORS[9]);\n    this.colors.ansi[10] = this._parseColor(theme.brightGreen, DEFAULT_ANSI_COLORS[10]);\n    this.colors.ansi[11] = this._parseColor(theme.brightYellow, DEFAULT_ANSI_COLORS[11]);\n    this.colors.ansi[12] = this._parseColor(theme.brightBlue, DEFAULT_ANSI_COLORS[12]);\n    this.colors.ansi[13] = this._parseColor(theme.brightMagenta, DEFAULT_ANSI_COLORS[13]);\n    this.colors.ansi[14] = this._parseColor(theme.brightCyan, DEFAULT_ANSI_COLORS[14]);\n    this.colors.ansi[15] = this._parseColor(theme.brightWhite, DEFAULT_ANSI_COLORS[15]);\n  }\n\n  private _parseColor(\n    css: string,\n    fallback: IColor,\n    allowTransparency: boolean = this.allowTransparency\n  ): IColor {\n    if (!css) {\n      return fallback;\n    }\n\n    // If parsing the value results in failure, then it must be ignored, and the attribute must\n    // retain its previous value.\n    // -- https://html.spec.whatwg.org/multipage/canvas.html#fill-and-stroke-styles\n    this._ctx.fillStyle = this._litmusColor;\n    this._ctx.fillStyle = css;\n    if (typeof this._ctx.fillStyle !== 'string') {\n      console.warn(`Color: ${css} is invalid using fallback ${fallback.css}`);\n      return fallback;\n    }\n\n    this._ctx.fillRect(0, 0, 1, 1);\n    const data = this._ctx.getImageData(0, 0, 1, 1).data;\n\n    if (!allowTransparency && data[3] !== 0xFF) {\n      // Ideally we'd just ignore the alpha channel, but...\n      //\n      // Browsers may not give back exactly the same RGB values we put in, because most/all\n      // convert the color to a pre-multiplied representation. getImageData converts that back to\n      // a un-premultipled representation, but the precision loss may make the RGB channels unuable\n      // on their own.\n      //\n      // E.g. In Chrome #12345610 turns into #10305010, and in the extreme case, 0xFFFFFF00 turns\n      // into 0x00000000.\n      //\n      // \"Note: Due to the lossy nature of converting to and from premultiplied alpha color values,\n      // pixels that have just been set using putImageData() might be returned to an equivalent\n      // getImageData() as different values.\"\n      // -- https://html.spec.whatwg.org/multipage/canvas.html#pixel-manipulation\n      //\n      // So let's just use the fallback color in this case instead.\n      console.warn(\n        `Color: ${css} is using transparency, but allowTransparency is false. ` +\n        `Using fallback ${fallback.css}.`\n      );\n      return fallback;\n    }\n\n    return {\n      css,\n      rgba: (data[0] << 24 | data[1] << 16 | data[2] << 8 | data[3]) >>> 0\n    };\n  }\n}\n","import { CHAR_DATA_ATTR_INDEX, CHAR_DATA_WIDTH_INDEX, CHAR_DATA_CHAR_INDEX } from '../Buffer';\nimport { ITerminal, LineData } from '../Types';\nimport { ICharacterJoinerRegistry, ICharacterJoiner } from './Types';\n\nexport class CharacterJoinerRegistry implements ICharacterJoinerRegistry {\n\n  private _characterJoiners: ICharacterJoiner[] = [];\n  private _nextCharacterJoinerId: number = 0;\n\n  constructor(private _terminal: ITerminal) {\n  }\n\n  public registerCharacterJoiner(handler: (text: string) => [number, number][]): number {\n    const joiner: ICharacterJoiner = {\n      id: this._nextCharacterJoinerId++,\n      handler\n    };\n\n    this._characterJoiners.push(joiner);\n    return joiner.id;\n  }\n\n  public deregisterCharacterJoiner(joinerId: number): boolean {\n    for (let i = 0; i < this._characterJoiners.length; i++) {\n      if (this._characterJoiners[i].id === joinerId) {\n        this._characterJoiners.splice(i, 1);\n        return true;\n      }\n    }\n\n    return false;\n  }\n\n  public getJoinedCharacters(row: number): [number, number][] {\n    if (this._characterJoiners.length === 0) {\n      return [];\n    }\n\n    const line = this._terminal.buffer.lines.get(row);\n    if (line.length === 0) {\n      return [];\n    }\n\n    const ranges: [number, number][] = [];\n    const lineStr = this._terminal.buffer.translateBufferLineToString(row, true);\n\n    // Because some cells can be represented by multiple javascript characters,\n    // we track the cell and the string indexes separately. This allows us to\n    // translate the string ranges we get from the joiners back into cell ranges\n    // for use when rendering\n    let rangeStartColumn = 0;\n    let currentStringIndex = 0;\n    let rangeStartStringIndex = 0;\n    let rangeAttr = line[0][CHAR_DATA_ATTR_INDEX] >> 9;\n\n    for (let x = 0; x < this._terminal.cols; x++) {\n      const charData = line[x];\n      const chars = charData[CHAR_DATA_CHAR_INDEX];\n      const width = charData[CHAR_DATA_WIDTH_INDEX];\n      const attr = charData[CHAR_DATA_ATTR_INDEX] >> 9;\n\n      if (width === 0) {\n        // If this character is of width 0, skip it.\n        continue;\n      }\n\n      // End of range\n      if (attr !== rangeAttr) {\n        // If we ended up with a sequence of more than one character,\n        // look for ranges to join.\n        if (x - rangeStartColumn > 1) {\n          const joinedRanges = this._getJoinedRanges(\n            lineStr,\n            rangeStartStringIndex,\n            currentStringIndex,\n            line,\n            rangeStartColumn\n          );\n          for (let i = 0; i < joinedRanges.length; i++) {\n            ranges.push(joinedRanges[i]);\n          }\n        }\n\n        // Reset our markers for a new range.\n        rangeStartColumn = x;\n        rangeStartStringIndex = currentStringIndex;\n        rangeAttr = attr;\n      }\n\n      currentStringIndex += chars.length;\n    }\n\n    // Process any trailing ranges.\n    if (this._terminal.cols - rangeStartColumn > 1) {\n      const joinedRanges = this._getJoinedRanges(\n        lineStr,\n        rangeStartStringIndex,\n        currentStringIndex,\n        line,\n        rangeStartColumn\n      );\n      for (let i = 0; i < joinedRanges.length; i++) {\n        ranges.push(joinedRanges[i]);\n      }\n    }\n\n    return ranges;\n  }\n\n  /**\n   * Given a segment of a line of text, find all ranges of text that should be\n   * joined in a single rendering unit. Ranges are internally converted to\n   * column ranges, rather than string ranges.\n   * @param line String representation of the full line of text\n   * @param startIndex Start position of the range to search in the string (inclusive)\n   * @param endIndex End position of the range to search in the string (exclusive)\n   */\n  private _getJoinedRanges(line: string, startIndex: number, endIndex: number, lineData: LineData, startCol: number): [number, number][] {\n    const text = line.substring(startIndex, endIndex);\n    // At this point we already know that there is at least one joiner so\n    // we can just pull its value and assign it directly rather than\n    // merging it into an empty array, which incurs unnecessary writes.\n    const joinedRanges: [number, number][] = this._characterJoiners[0].handler(text);\n    for (let i = 1; i < this._characterJoiners.length; i++) {\n      // We merge any overlapping ranges across the different joiners\n      const joinerRanges = this._characterJoiners[i].handler(text);\n      for (let j = 0; j < joinerRanges.length; j++) {\n        CharacterJoinerRegistry._mergeRanges(joinedRanges, joinerRanges[j]);\n      }\n    }\n    this._stringRangesToCellRanges(joinedRanges, lineData, startCol);\n    return joinedRanges;\n  }\n\n  /**\n   * Modifies the provided ranges in-place to adjust for variations between\n   * string length and cell width so that the range represents a cell range,\n   * rather than the string range the joiner provides.\n   * @param ranges String ranges containing start (inclusive) and end (exclusive) index\n   * @param line Cell data for the relevant line in the terminal\n   * @param startCol Offset within the line to start from\n   */\n  private _stringRangesToCellRanges(ranges: [number, number][], line: LineData, startCol: number): void {\n    let currentRangeIndex = 0;\n    let currentRangeStarted = false;\n    let currentStringIndex = 0;\n    let currentRange = ranges[currentRangeIndex];\n\n    // If we got through all of the ranges, stop searching\n    if (!currentRange) {\n      return;\n    }\n\n    for (let x = startCol; x < this._terminal.cols; x++) {\n      const charData = line[x];\n      const width = charData[CHAR_DATA_WIDTH_INDEX];\n      const length = charData[CHAR_DATA_CHAR_INDEX].length;\n\n      // We skip zero-width characters when creating the string to join the text\n      // so we do the same here\n      if (width === 0) {\n        continue;\n      }\n\n      // Adjust the start of the range\n      if (!currentRangeStarted && currentRange[0] <= currentStringIndex) {\n        currentRange[0] = x;\n        currentRangeStarted = true;\n      }\n\n      // Adjust the end of the range\n      if (currentRange[1] <= currentStringIndex) {\n        currentRange[1] = x;\n\n        // We're finished with this range, so we move to the next one\n        currentRange = ranges[++currentRangeIndex];\n\n        // If there are no more ranges left, stop searching\n        if (!currentRange) {\n          break;\n        }\n\n        // Ranges can be on adjacent characters. Because the end index of the\n        // ranges are exclusive, this means that the index for the start of a\n        // range can be the same as the end index of the previous range. To\n        // account for the start of the next range, we check here just in case.\n        if (currentRange[0] <= currentStringIndex) {\n          currentRange[0] = x;\n          currentRangeStarted = true;\n        } else {\n          currentRangeStarted = false;\n        }\n      }\n\n      // Adjust the string index based on the character length to line up with\n      // the column adjustment\n      currentStringIndex += length;\n    }\n\n    // If there is still a range left at the end, it must extend all the way to\n    // the end of the line.\n    if (currentRange) {\n      currentRange[1] = this._terminal.cols;\n    }\n  }\n\n  /**\n   * Merges the range defined by the provided start and end into the list of\n   * existing ranges. The merge is done in place on the existing range for\n   * performance and is also returned.\n   * @param ranges Existing range list\n   * @param newRange Tuple of two numbers representing the new range to merge in.\n   * @returns The ranges input with the new range merged in place\n   */\n  private static _mergeRanges(ranges: [number, number][], newRange: [number, number]): [number, number][] {\n    let inRange = false;\n    for (let i = 0; i < ranges.length; i++) {\n      const range = ranges[i];\n      if (!inRange) {\n        if (newRange[1] <= range[0]) {\n          // Case 1: New range is before the search range\n          ranges.splice(i, 0, newRange);\n          return ranges;\n        }\n\n        if (newRange[1] <= range[1]) {\n          // Case 2: New range is either wholly contained within the\n          // search range or overlaps with the front of it\n          range[0] = Math.min(newRange[0], range[0]);\n          return ranges;\n        }\n\n        if (newRange[0] < range[1]) {\n          // Case 3: New range either wholly contains the search range\n          // or overlaps with the end of it\n          range[0] = Math.min(newRange[0], range[0]);\n          inRange = true;\n        }\n\n        // Case 4: New range starts after the search range\n        continue;\n      } else {\n        if (newRange[1] <= range[0]) {\n          // Case 5: New range extends from previous range but doesn't\n          // reach the current one\n          ranges[i - 1][1] = newRange[1];\n          return ranges;\n        }\n\n        if (newRange[1] <= range[1]) {\n          // Case 6: New range extends from prvious range into the\n          // current range\n          ranges[i - 1][1] = Math.max(newRange[1], range[1]);\n          ranges.splice(i, 1);\n          inRange = false;\n          return ranges;\n        }\n\n        // Case 7: New range extends from previous range past the\n        // end of the current range\n        ranges.splice(i, 1);\n        i--;\n      }\n    }\n\n    if (inRange) {\n      // Case 8: New range extends past the last existing range\n      ranges[ranges.length - 1][1] = newRange[1];\n    } else {\n      // Case 9: New range starts after the last existing range\n      ranges.push(newRange);\n    }\n\n    return ranges;\n  }\n}\n","/**\n * Copyright (c) 2017 The xterm.js authors. All rights reserved.\n * @license MIT\n */\n\nimport { IRenderLayer, IColorSet, IRenderDimensions } from './Types';\nimport { CharData, ITerminal } from '../Types';\nimport { DIM_OPACITY, INVERTED_DEFAULT_COLOR } from './atlas/Types';\nimport BaseCharAtlas from './atlas/BaseCharAtlas';\nimport { acquireCharAtlas } from './atlas/CharAtlasCache';\nimport { CHAR_DATA_CHAR_INDEX } from '../Buffer';\n\nexport abstract class BaseRenderLayer implements IRenderLayer {\n  private _canvas: HTMLCanvasElement;\n  protected _ctx: CanvasRenderingContext2D;\n  private _scaledCharWidth: number = 0;\n  private _scaledCharHeight: number = 0;\n  private _scaledCellWidth: number = 0;\n  private _scaledCellHeight: number = 0;\n  private _scaledCharLeft: number = 0;\n  private _scaledCharTop: number = 0;\n\n  protected _charAtlas: BaseCharAtlas;\n\n  constructor(\n    private _container: HTMLElement,\n    id: string,\n    zIndex: number,\n    private _alpha: boolean,\n    protected _colors: IColorSet\n  ) {\n    this._canvas = document.createElement('canvas');\n    this._canvas.classList.add(`xterm-${id}-layer`);\n    this._canvas.style.zIndex = zIndex.toString();\n    this._initCanvas();\n    this._container.appendChild(this._canvas);\n  }\n\n  public dispose(): void {\n    this._container.removeChild(this._canvas);\n  }\n\n  private _initCanvas(): void {\n    this._ctx = this._canvas.getContext('2d', {alpha: this._alpha});\n    // Draw the background if this is an opaque layer\n    if (!this._alpha) {\n      this.clearAll();\n    }\n  }\n\n  public onOptionsChanged(terminal: ITerminal): void {}\n  public onBlur(terminal: ITerminal): void {}\n  public onFocus(terminal: ITerminal): void {}\n  public onCursorMove(terminal: ITerminal): void {}\n  public onGridChanged(terminal: ITerminal, startRow: number, endRow: number): void {}\n  public onSelectionChanged(terminal: ITerminal, start: [number, number], end: [number, number], columnSelectMode: boolean = false): void {}\n\n  public onThemeChanged(terminal: ITerminal, colorSet: IColorSet): void {\n    this._refreshCharAtlas(terminal, colorSet);\n  }\n\n  protected setTransparency(terminal: ITerminal, alpha: boolean): void {\n    // Do nothing when alpha doesn't change\n    if (alpha === this._alpha) {\n      return;\n    }\n\n    // Create new canvas and replace old one\n    const oldCanvas = this._canvas;\n    this._alpha = alpha;\n    // Cloning preserves properties\n    this._canvas = <HTMLCanvasElement>this._canvas.cloneNode();\n    this._initCanvas();\n    this._container.replaceChild(this._canvas, oldCanvas);\n\n    // Regenerate char atlas and force a full redraw\n    this._refreshCharAtlas(terminal, this._colors);\n    this.onGridChanged(terminal, 0, terminal.rows - 1);\n  }\n\n  /**\n   * Refreshes the char atlas, aquiring a new one if necessary.\n   * @param terminal The terminal.\n   * @param colorSet The color set to use for the char atlas.\n   */\n  private _refreshCharAtlas(terminal: ITerminal, colorSet: IColorSet): void {\n    if (this._scaledCharWidth <= 0 && this._scaledCharHeight <= 0) {\n      return;\n    }\n    this._charAtlas = acquireCharAtlas(terminal, colorSet, this._scaledCharWidth, this._scaledCharHeight);\n    this._charAtlas.warmUp();\n  }\n\n  public resize(terminal: ITerminal, dim: IRenderDimensions): void {\n    this._scaledCellWidth = dim.scaledCellWidth;\n    this._scaledCellHeight = dim.scaledCellHeight;\n    this._scaledCharWidth = dim.scaledCharWidth;\n    this._scaledCharHeight = dim.scaledCharHeight;\n    this._scaledCharLeft = dim.scaledCharLeft;\n    this._scaledCharTop = dim.scaledCharTop;\n    this._canvas.width = dim.scaledCanvasWidth;\n    this._canvas.height = dim.scaledCanvasHeight;\n    this._canvas.style.width = `${dim.canvasWidth}px`;\n    this._canvas.style.height = `${dim.canvasHeight}px`;\n\n    // Draw the background if this is an opaque layer\n    if (!this._alpha) {\n      this.clearAll();\n    }\n\n    this._refreshCharAtlas(terminal, this._colors);\n  }\n\n  public abstract reset(terminal: ITerminal): void;\n\n  /**\n   * Fills 1+ cells completely. This uses the existing fillStyle on the context.\n   * @param x The column to start at.\n   * @param y The row to start at\n   * @param width The number of columns to fill.\n   * @param height The number of rows to fill.\n   */\n  protected fillCells(x: number, y: number, width: number, height: number): void {\n    this._ctx.fillRect(\n        x * this._scaledCellWidth,\n        y * this._scaledCellHeight,\n        width * this._scaledCellWidth,\n        height * this._scaledCellHeight);\n  }\n\n  /**\n   * Fills a 1px line (2px on HDPI) at the bottom of the cell. This uses the\n   * existing fillStyle on the context.\n   * @param x The column to fill.\n   * @param y The row to fill.\n   */\n  protected fillBottomLineAtCells(x: number, y: number, width: number = 1): void {\n    this._ctx.fillRect(\n        x * this._scaledCellWidth,\n        (y + 1) * this._scaledCellHeight - window.devicePixelRatio - 1 /* Ensure it's drawn within the cell */,\n        width * this._scaledCellWidth,\n        window.devicePixelRatio);\n  }\n\n  /**\n   * Fills a 1px line (2px on HDPI) at the left of the cell. This uses the\n   * existing fillStyle on the context.\n   * @param x The column to fill.\n   * @param y The row to fill.\n   */\n  protected fillLeftLineAtCell(x: number, y: number): void {\n    this._ctx.fillRect(\n        x * this._scaledCellWidth,\n        y * this._scaledCellHeight,\n        window.devicePixelRatio,\n        this._scaledCellHeight);\n  }\n\n  /**\n   * Strokes a 1px rectangle (2px on HDPI) around a cell. This uses the existing\n   * strokeStyle on the context.\n   * @param x The column to fill.\n   * @param y The row to fill.\n   */\n  protected strokeRectAtCell(x: number, y: number, width: number, height: number): void {\n    this._ctx.lineWidth = window.devicePixelRatio;\n    this._ctx.strokeRect(\n        x * this._scaledCellWidth + window.devicePixelRatio / 2,\n        y * this._scaledCellHeight + (window.devicePixelRatio / 2),\n        width * this._scaledCellWidth - window.devicePixelRatio,\n        (height * this._scaledCellHeight) - window.devicePixelRatio);\n  }\n\n  /**\n   * Clears the entire canvas.\n   */\n  protected clearAll(): void {\n    if (this._alpha) {\n      this._ctx.clearRect(0, 0, this._canvas.width, this._canvas.height);\n    } else {\n      this._ctx.fillStyle = this._colors.background.css;\n      this._ctx.fillRect(0, 0, this._canvas.width, this._canvas.height);\n    }\n  }\n\n  /**\n   * Clears 1+ cells completely.\n   * @param x The column to start at.\n   * @param y The row to start at.\n   * @param width The number of columns to clear.\n   * @param height The number of rows to clear.\n   */\n  protected clearCells(x: number, y: number, width: number, height: number): void {\n    if (this._alpha) {\n      this._ctx.clearRect(\n          x * this._scaledCellWidth,\n          y * this._scaledCellHeight,\n          width * this._scaledCellWidth,\n          height * this._scaledCellHeight);\n    } else {\n      this._ctx.fillStyle = this._colors.background.css;\n      this._ctx.fillRect(\n          x * this._scaledCellWidth,\n          y * this._scaledCellHeight,\n          width * this._scaledCellWidth,\n          height * this._scaledCellHeight);\n    }\n  }\n\n  /**\n   * Draws a truecolor character at the cell. The character will be clipped to\n   * ensure that it fits with the cell, including the cell to the right if it's\n   * a wide character. This uses the existing fillStyle on the context.\n   * @param terminal The terminal.\n   * @param charData The char data for the character to draw.\n   * @param x The column to draw at.\n   * @param y The row to draw at.\n   * @param color The color of the character.\n   */\n  protected fillCharTrueColor(terminal: ITerminal, charData: CharData, x: number, y: number): void {\n    this._ctx.font = this._getFont(terminal, false, false);\n    this._ctx.textBaseline = 'top';\n    this._clipRow(terminal, y);\n    this._ctx.fillText(\n        charData[CHAR_DATA_CHAR_INDEX],\n        x * this._scaledCellWidth + this._scaledCharLeft,\n        y * this._scaledCellHeight + this._scaledCharTop);\n  }\n\n  /**\n   * Draws one or more characters at a cell. If possible this will draw using\n   * the character atlas to reduce draw time.\n   * @param terminal The terminal.\n   * @param chars The character or characters.\n   * @param code The character code.\n   * @param width The width of the characters.\n   * @param x The column to draw at.\n   * @param y The row to draw at.\n   * @param fg The foreground color, in the format stored within the attributes.\n   * @param bg The background color, in the format stored within the attributes.\n   * This is used to validate whether a cached image can be used.\n   * @param bold Whether the text is bold.\n   */\n  protected drawChars(terminal: ITerminal, chars: string, code: number, width: number, x: number, y: number, fg: number, bg: number, bold: boolean, dim: boolean, italic: boolean): void {\n    const drawInBrightColor = terminal.options.drawBoldTextInBrightColors && bold && fg < 8 && fg !== INVERTED_DEFAULT_COLOR;\n\n    fg += drawInBrightColor ? 8 : 0;\n    const atlasDidDraw = this._charAtlas && this._charAtlas.draw(\n      this._ctx,\n      {chars, code, bg, fg, bold: bold && terminal.options.enableBold, dim, italic},\n      x * this._scaledCellWidth + this._scaledCharLeft,\n      y * this._scaledCellHeight + this._scaledCharTop\n    );\n\n    if (!atlasDidDraw) {\n      this._drawUncachedChars(terminal, chars, width, fg, x, y, bold && terminal.options.enableBold, dim, italic);\n    }\n  }\n\n  /**\n   * Draws one or more characters at one or more cells. The character(s) will be\n   * clipped to ensure that they fit with the cell(s), including the cell to the\n   * right if the last character is a wide character.\n   * @param terminal The terminal.\n   * @param chars The character.\n   * @param width The width of the character.\n   * @param fg The foreground color, in the format stored within the attributes.\n   * @param x The column to draw at.\n   * @param y The row to draw at.\n   */\n  private _drawUncachedChars(terminal: ITerminal, chars: string, width: number, fg: number, x: number, y: number, bold: boolean, dim: boolean, italic: boolean): void {\n    this._ctx.save();\n    this._ctx.font = this._getFont(terminal, bold, italic);\n    this._ctx.textBaseline = 'top';\n\n    if (fg === INVERTED_DEFAULT_COLOR) {\n      this._ctx.fillStyle = this._colors.background.css;\n    } else if (fg < 256) {\n      // 256 color support\n      this._ctx.fillStyle = this._colors.ansi[fg].css;\n    } else {\n      this._ctx.fillStyle = this._colors.foreground.css;\n    }\n\n    this._clipRow(terminal, y);\n\n    // Apply alpha to dim the character\n    if (dim) {\n      this._ctx.globalAlpha = DIM_OPACITY;\n    }\n    // Draw the character\n    this._ctx.fillText(\n        chars,\n        x * this._scaledCellWidth + this._scaledCharLeft,\n        y * this._scaledCellHeight + this._scaledCharTop);\n    this._ctx.restore();\n  }\n\n  /**\n   * Clips a row to ensure no pixels will be drawn outside the cells in the row.\n   * @param terminal The terminal.\n   * @param y The row to clip.\n   */\n  private _clipRow(terminal: ITerminal, y: number): void {\n    this._ctx.beginPath();\n    this._ctx.rect(\n        0,\n        y * this._scaledCellHeight,\n        terminal.cols * this._scaledCellWidth,\n        this._scaledCellHeight);\n    this._ctx.clip();\n  }\n\n  /**\n   * Gets the current font.\n   * @param terminal The terminal.\n   * @param isBold If we should use the bold fontWeight.\n   */\n  protected _getFont(terminal: ITerminal, isBold: boolean, isItalic: boolean): string {\n    const fontWeight = isBold ? terminal.options.fontWeightBold : terminal.options.fontWeight;\n    const fontStyle = isItalic ? 'italic' : '';\n\n    return `${fontStyle} ${fontWeight} ${terminal.options.fontSize * window.devicePixelRatio}px ${terminal.options.fontFamily}`;\n  }\n}\n\n","/**\n * Copyright (c) 2018 The xterm.js authors. All rights reserved.\n * @license MIT\n */\n\nimport { Terminal as ITerminalApi, ITerminalOptions, IMarker, IDisposable, ILinkMatcherOptions, ITheme, ILocalizableStrings } from 'xterm';\nimport { ITerminal } from '../Types';\nimport { Terminal as TerminalCore } from '../Terminal';\nimport * as Strings from '../Strings';\n\nexport class Terminal implements ITerminalApi {\n  private _core: ITerminal;\n\n  constructor(options?: ITerminalOptions) {\n    this._core = new TerminalCore(options);\n  }\n\n  public get element(): HTMLElement { return this._core.element; }\n  public get textarea(): HTMLTextAreaElement { return this._core.textarea; }\n  public get rows(): number { return this._core.rows; }\n  public get cols(): number { return this._core.cols; }\n  public get markers(): IMarker[] { return this._core.markers; }\n  public blur(): void {\n    this._core.blur();\n  }\n  public focus(): void {\n    this._core.focus();\n  }\n  public on(type: 'blur' | 'focus' | 'linefeed' | 'selection', listener: () => void): void;\n  public on(type: 'data', listener: (...args: any[]) => void): void;\n  public on(type: 'key', listener: (key?: string, event?: KeyboardEvent) => void): void;\n  public on(type: 'keypress' | 'keydown', listener: (event?: KeyboardEvent) => void): void;\n  public on(type: 'refresh', listener: (data?: { start: number; end: number; }) => void): void;\n  public on(type: 'resize', listener: (data?: { cols: number; rows: number; }) => void): void;\n  public on(type: 'scroll', listener: (ydisp?: number) => void): void;\n  public on(type: 'title', listener: (title?: string) => void): void;\n  public on(type: string, listener: (...args: any[]) => void): void;\n  public on(type: any, listener: any): void {\n    this._core.on(type, listener);\n  }\n  public off(type: string, listener: (...args: any[]) => void): void {\n    this._core.off(type, listener);\n  }\n  public emit(type: string, data?: any): void {\n    this._core.emit(type, data);\n  }\n  public addDisposableListener(type: string, handler: (...args: any[]) => void): IDisposable {\n    return this._core.addDisposableListener(type, handler);\n  }\n  public resize(columns: number, rows: number): void {\n    this._core.resize(columns, rows);\n  }\n  public writeln(data: string): void {\n    this._core.writeln(data);\n  }\n  public open(parent: HTMLElement): void {\n    this._core.open(parent);\n  }\n  public attachCustomKeyEventHandler(customKeyEventHandler: (event: KeyboardEvent) => boolean): void {\n    this._core.attachCustomKeyEventHandler(customKeyEventHandler);\n  }\n  public registerLinkMatcher(regex: RegExp, handler: (event: MouseEvent, uri: string) => void, options?: ILinkMatcherOptions): number {\n    return this._core.registerLinkMatcher(regex, handler, options);\n  }\n  public deregisterLinkMatcher(matcherId: number): void {\n    this._core.deregisterLinkMatcher(matcherId);\n  }\n  public registerCharacterJoiner(handler: (text: string) => [number, number][]): number {\n    return this._core.registerCharacterJoiner(handler);\n  }\n  public deregisterCharacterJoiner(joinerId: number): void {\n    this._core.deregisterCharacterJoiner(joinerId);\n  }\n  public addMarker(cursorYOffset: number): IMarker {\n    return this._core.addMarker(cursorYOffset);\n  }\n  public hasSelection(): boolean {\n    return this._core.hasSelection();\n  }\n  public getSelection(): string {\n    return this._core.getSelection();\n  }\n  public clearSelection(): void {\n    this._core.clearSelection();\n  }\n  public selectAll(): void {\n    this._core.selectAll();\n  }\n  public selectLines(start: number, end: number): void {\n    this._core.selectLines(start, end);\n  }\n  public dispose(): void {\n    this._core.dispose();\n  }\n  public destroy(): void {\n    this._core.destroy();\n  }\n  public scrollLines(amount: number): void {\n    this._core.scrollLines(amount);\n  }\n  public scrollPages(pageCount: number): void {\n    this._core.scrollPages(pageCount);\n  }\n  public scrollToTop(): void {\n    this._core.scrollToTop();\n  }\n  public scrollToBottom(): void {\n    this._core.scrollToBottom();\n  }\n  public scrollToLine(line: number): void {\n    this._core.scrollToLine(line);\n  }\n  public clear(): void {\n    this._core.clear();\n  }\n  public write(data: string): void {\n    this._core.write(data);\n  }\n  public getOption(key: 'bellSound' | 'bellStyle' | 'cursorStyle' | 'fontFamily' | 'fontWeight' | 'fontWeightBold' | 'rendererType' | 'termName'): string;\n  public getOption(key: 'allowTransparency' | 'cancelEvents' | 'convertEol' | 'cursorBlink' | 'debug' | 'disableStdin' | 'enableBold' | 'macOptionIsMeta' | 'rightClickSelectsWord' | 'popOnBell' | 'screenKeys' | 'useFlowControl' | 'visualBell'): boolean;\n  public getOption(key: 'colors'): string[];\n  public getOption(key: 'cols' | 'fontSize' | 'letterSpacing' | 'lineHeight' | 'rows' | 'tabStopWidth' | 'scrollback'): number;\n  public getOption(key: 'handler'): (data: string) => void;\n  public getOption(key: string): any;\n  public getOption(key: any): any {\n    return this._core.getOption(key);\n  }\n  public setOption(key: 'bellSound' | 'fontFamily' | 'termName', value: string): void;\n  public setOption(key: 'fontWeight' | 'fontWeightBold', value: 'normal' | 'bold' | '100' | '200' | '300' | '400' | '500' | '600' | '700' | '800' | '900'): void;\n  public setOption(key: 'bellStyle', value: 'none' | 'visual' | 'sound' | 'both'): void;\n  public setOption(key: 'cursorStyle', value: 'block' | 'underline' | 'bar'): void;\n  public setOption(key: 'allowTransparency' | 'cancelEvents' | 'convertEol' | 'cursorBlink' | 'debug' | 'disableStdin' | 'enableBold' | 'macOptionIsMeta' | 'rightClickSelectsWord' | 'popOnBell' | 'screenKeys' | 'useFlowControl' | 'visualBell', value: boolean): void;\n  public setOption(key: 'colors', value: string[]): void;\n  public setOption(key: 'fontSize' | 'letterSpacing' | 'lineHeight' | 'tabStopWidth' | 'scrollback', value: number): void;\n  public setOption(key: 'handler', value: (data: string) => void): void;\n  public setOption(key: 'theme', value: ITheme): void;\n  public setOption(key: 'cols' | 'rows', value: number): void;\n  public setOption(key: string, value: any): void;\n  public setOption(key: any, value: any): void {\n    this._core.setOption(key, value);\n  }\n  public refresh(start: number, end: number): void {\n    this._core.refresh(start, end);\n  }\n  public reset(): void {\n    this._core.reset();\n  }\n  public static applyAddon(addon: any): void {\n    addon.apply(Terminal);\n  }\n  public static get strings(): ILocalizableStrings {\n    return Strings;\n  }\n}\n","/**\n * Copyright (c) 2016 The xterm.js authors. All rights reserved.\n * @license MIT\n */\n\nimport { ITerminal, ISelectionManager } from '../Types';\n\ninterface IWindow extends Window {\n  clipboardData?: {\n    getData(format: string): string;\n    setData(format: string, data: string): void;\n  };\n}\n\ndeclare var window: IWindow;\n\n/**\n * Prepares text to be pasted into the terminal by normalizing the line endings\n * @param text The pasted text that needs processing before inserting into the terminal\n */\nexport function prepareTextForTerminal(text: string): string {\n  return text.replace(/\\r?\\n/g, '\\r');\n}\n\n/**\n * Bracket text for paste, if necessary, as per https://cirw.in/blog/bracketed-paste\n * @param text The pasted text to bracket\n */\nexport function bracketTextForPaste(text: string, bracketedPasteMode: boolean): string {\n  if (bracketedPasteMode) {\n    return '\\x1b[200~' + text + '\\x1b[201~';\n  }\n  return text;\n}\n\n/**\n * Binds copy functionality to the given terminal.\n * @param ev The original copy event to be handled\n */\nexport function copyHandler(ev: ClipboardEvent, term: ITerminal, selectionManager: ISelectionManager): void {\n  if (term.browser.isMSIE) {\n    window.clipboardData.setData('Text', selectionManager.selectionText);\n  } else {\n    ev.clipboardData.setData('text/plain', selectionManager.selectionText);\n  }\n\n  // Prevent or the original text will be copied.\n  ev.preventDefault();\n}\n\n/**\n * Redirect the clipboard's data to the terminal's input handler.\n * @param ev The original paste event to be handled\n * @param term The terminal on which to apply the handled paste event\n */\nexport function pasteHandler(ev: ClipboardEvent, term: ITerminal): void {\n  ev.stopPropagation();\n\n  let text: string;\n\n  const dispatchPaste = function(text: string): void {\n    text = prepareTextForTerminal(text);\n    text = bracketTextForPaste(text, term.bracketedPasteMode);\n    term.handler(text);\n    term.textarea.value = '';\n    term.emit('paste', text);\n    term.cancel(ev);\n  };\n\n  if (term.browser.isMSIE) {\n    if (window.clipboardData) {\n      text = window.clipboardData.getData('Text');\n      dispatchPaste(text);\n    }\n  } else {\n    if (ev.clipboardData) {\n      text = ev.clipboardData.getData('text/plain');\n      dispatchPaste(text);\n    }\n  }\n}\n\n/**\n * Moves the textarea under the mouse cursor and focuses it.\n * @param ev The original right click event to be handled.\n * @param textarea The terminal's textarea.\n */\nexport function moveTextAreaUnderMouseCursor(ev: MouseEvent, textarea: HTMLTextAreaElement): void {\n  // Bring textarea at the cursor position\n  textarea.style.position = 'fixed';\n  textarea.style.width = '20px';\n  textarea.style.height = '20px';\n  textarea.style.left = (ev.clientX - 10) + 'px';\n  textarea.style.top = (ev.clientY - 10) + 'px';\n  textarea.style.zIndex = '1000';\n\n  textarea.focus();\n\n  // Reset the terminal textarea's styling\n  // Timeout needs to be long enough for click event to be handled.\n  setTimeout(() => {\n    textarea.style.position = null;\n    textarea.style.width = null;\n    textarea.style.height = null;\n    textarea.style.left = null;\n    textarea.style.top = null;\n    textarea.style.zIndex = null;\n  }, 200);\n}\n\n/**\n * Bind to right-click event and allow right-click copy and paste.\n * @param ev The original right click event to be handled.\n * @param textarea The terminal's textarea.\n * @param selectionManager The terminal's selection manager.\n * @param shouldSelectWord If true and there is no selection the current word will be selected\n */\nexport function rightClickHandler(ev: MouseEvent, textarea: HTMLTextAreaElement, selectionManager: ISelectionManager, shouldSelectWord: boolean): void {\n  moveTextAreaUnderMouseCursor(ev, textarea);\n\n  if (shouldSelectWord && !selectionManager.isClickInSelection(ev)) {\n    selectionManager.selectWordAtCursor(ev);\n  }\n\n  // Get textarea ready to copy from the context menu\n  textarea.value = selectionManager.selectionText;\n  textarea.select();\n}\n","/**\n * Copyright (c) 2018 The xterm.js authors. All rights reserved.\n * @license MIT\n */\n\nimport { ITerminal, ICircularList, LineData } from '../Types';\nimport { C0 } from '../common/data/EscapeSequences';\n\nconst enum Direction {\n  UP = 'A',\n  DOWN = 'B',\n  RIGHT = 'C',\n  LEFT = 'D'\n}\n\nexport class AltClickHandler {\n  private _startRow: number;\n  private _startCol: number;\n  private _endRow: number;\n  private _endCol: number;\n  private _lines: ICircularList<LineData>;\n\n  constructor(\n    private _mouseEvent: MouseEvent,\n    private _terminal: ITerminal\n  ) {\n    this._lines = this._terminal.buffer.lines;\n    this._startCol = this._terminal.buffer.x;\n    this._startRow = this._terminal.buffer.y;\n\n    const coordinates = this._terminal.mouseHelper.getCoords(\n      this._mouseEvent,\n      this._terminal.element,\n      this._terminal.charMeasure,\n      this._terminal.options.lineHeight,\n      this._terminal.cols,\n      this._terminal.rows,\n      false\n    );\n\n    if (coordinates) {\n      [this._endCol, this._endRow] = coordinates.map((coordinate: number) => {\n        return coordinate - 1;\n      });\n    }\n  }\n\n  /**\n   * Writes the escape sequences of arrows to the terminal\n   */\n  public move(): void {\n    if (this._mouseEvent.altKey && this._endCol !== undefined && this._endRow !== undefined) {\n      this._terminal.handler(this._arrowSequences());\n    }\n  }\n\n  /**\n   * Concatenates all the arrow sequences together.\n   * Resets the starting row to an unwrapped row, moves to the requested row,\n   * then moves to requested col.\n   */\n  private _arrowSequences(): string {\n    // The alt buffer should try to navigate between rows\n    if (!this._terminal.buffer.hasScrollback) {\n      return this._resetStartingRow() + this._moveToRequestedRow() + this._moveToRequestedCol();\n    }\n\n    // Only move horizontally for the normal buffer\n    return this._moveHorizontallyOnly();\n  }\n\n  /**\n   * If the initial position of the cursor is on a row that is wrapped, move the\n   * cursor up to the first row that is not wrapped to have accurate vertical\n   * positioning.\n   */\n  private _resetStartingRow(): string {\n    if (this._moveToRequestedRow().length === 0) {\n      return '';\n    }\n    return repeat(this._bufferLine(\n      this._startCol, this._startRow, this._startCol,\n      this._startRow - this._wrappedRowsForRow(this._startRow), false\n    ).length, this._sequence(Direction.LEFT));\n  }\n\n  /**\n   * Using the reset starting and ending row, move to the requested row,\n   * ignoring wrapped rows\n   */\n  private _moveToRequestedRow(): string {\n    const startRow = this._startRow - this._wrappedRowsForRow(this._startRow);\n    const endRow = this._endRow - this._wrappedRowsForRow(this._endRow);\n\n    const rowsToMove = Math.abs(startRow - endRow) - this._wrappedRowsCount();\n\n    return repeat(rowsToMove, this._sequence(this._verticalDirection()));\n  }\n\n  /**\n   * Move to the requested col on the ending row\n   */\n  private _moveToRequestedCol(): string {\n    let startRow;\n    if (this._moveToRequestedRow().length > 0) {\n      startRow = this._endRow - this._wrappedRowsForRow(this._endRow);\n    } else {\n      startRow = this._startRow;\n    }\n\n    const endRow = this._endRow;\n    const direction = this._horizontalDirection();\n\n    return repeat(this._bufferLine(\n      this._startCol, startRow, this._endCol, endRow,\n      direction === Direction.RIGHT\n    ).length, this._sequence(direction));\n  }\n\n  private _moveHorizontallyOnly(): string {\n    const direction = this._horizontalDirection();\n    return repeat(Math.abs(this._startCol - this._endCol), this._sequence(direction));\n  }\n\n  /**\n   * Utility functions\n   */\n\n  /**\n   * Calculates the number of wrapped rows between the unwrapped starting and\n   * ending rows. These rows need to ignored since the cursor skips over them.\n   */\n  private _wrappedRowsCount(): number {\n    let wrappedRows = 0;\n    const startRow = this._startRow - this._wrappedRowsForRow(this._startRow);\n    const endRow = this._endRow - this._wrappedRowsForRow(this._endRow);\n\n    for (let i = 0; i < Math.abs(startRow - endRow); i++) {\n      const direction = this._verticalDirection() === Direction.UP ? -1 : 1;\n\n      if ((<any>this._lines.get(startRow + (direction * i))).isWrapped) {\n        wrappedRows++;\n      }\n    }\n\n    return wrappedRows;\n  }\n\n  /**\n   * Calculates the number of wrapped rows that make up a given row.\n   * @param currentRow The row to determine how many wrapped rows make it up\n   */\n  private _wrappedRowsForRow(currentRow: number): number {\n    let rowCount = 0;\n    let lineWraps = (<any>this._lines.get(currentRow)).isWrapped;\n\n    while (lineWraps && currentRow >= 0 && currentRow < this._terminal.rows) {\n      rowCount++;\n      currentRow--;\n      lineWraps = (<any>this._lines.get(currentRow)).isWrapped;\n    }\n\n    return rowCount;\n  }\n\n  /**\n   * Direction determiners\n   */\n\n  /**\n   * Determines if the right or left arrow is needed\n   */\n  private _horizontalDirection(): Direction {\n    let startRow;\n    if (this._moveToRequestedRow().length > 0) {\n      startRow = this._endRow - this._wrappedRowsForRow(this._endRow);\n    } else {\n      startRow = this._startRow;\n    }\n\n    if ((this._startCol < this._endCol &&\n      startRow <= this._endRow) || // down/right or same y/right\n      (this._startCol >= this._endCol &&\n      startRow < this._endRow)) {  // down/left or same y/left\n      return Direction.RIGHT;\n    }\n    return Direction.LEFT;\n  }\n\n  /**\n   * Determines if the up or down arrow is needed\n   */\n  private _verticalDirection(): Direction {\n    if (this._startRow > this._endRow) {\n      return Direction.UP;\n    }\n    return Direction.DOWN;\n  }\n\n  /**\n   * Constructs the string of chars in the buffer from a starting row and col\n   * to an ending row and col\n   * @param startCol The starting column position\n   * @param startRow The starting row position\n   * @param endCol The ending column position\n   * @param endRow The ending row position\n   * @param forward Direction to move\n   */\n  private _bufferLine(\n    startCol: number,\n    startRow: number,\n    endCol: number,\n    endRow: number,\n    forward: boolean\n  ): string {\n    let currentCol = startCol;\n    let currentRow = startRow;\n    let bufferStr = '';\n\n    while (currentCol !== endCol || currentRow !== endRow) {\n      currentCol += forward ? 1 : -1;\n\n      if (forward && currentCol > this._terminal.cols - 1) {\n        bufferStr += this._terminal.buffer.translateBufferLineToString(\n          currentRow, false, startCol, currentCol\n        );\n        currentCol = 0;\n        startCol = 0;\n        currentRow++;\n      } else if (!forward && currentCol < 0) {\n        bufferStr += this._terminal.buffer.translateBufferLineToString(\n          currentRow, false, 0, startCol + 1\n        );\n        currentCol = this._terminal.cols - 1;\n        startCol = currentCol;\n        currentRow--;\n      }\n    }\n\n    return bufferStr + this._terminal.buffer.translateBufferLineToString(\n      currentRow, false, startCol, currentCol\n    );\n  }\n\n  /**\n   * Constructs the escape sequence for clicking an arrow\n   * @param direction The direction to move\n   */\n  private _sequence(direction: Direction): string {\n    const mod = this._terminal.applicationCursor ? 'O' : '[';\n    return C0.ESC + mod + direction;\n  }\n}\n\n/**\n * Returns a string repeated a given number of times\n * Polyfill from https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/String/repeat\n * @param count The number of times to repeat the string\n * @param string The string that is to be repeated\n */\nfunction repeat(count: number, str: string): string {\n  count = Math.floor(count);\n  let rpt = '';\n  for (let i = 0; i < count; i++) {\n    rpt += str;\n  }\n  return rpt;\n}\n","/**\n * Copyright (c) 2014 The xterm.js authors. All rights reserved.\n * Copyright (c) 2012-2013, Christopher Jeffrey (MIT License)\n * @license MIT\n */\n\nimport { IKeyboardEvent } from '../../common/Types';\nimport { IKeyboardResult, KeyboardResultType } from '../Types';\nimport { C0 } from '../../common/data/EscapeSequences';\n\n// reg + shift key mappings for digits and special chars\nconst KEYCODE_KEY_MAPPINGS: { [key: number]: [string, string]} = {\n  // digits 0-9\n  48: ['0', ')'],\n  49: ['1', '!'],\n  50: ['2', '@'],\n  51: ['3', '#'],\n  52: ['4', '$'],\n  53: ['5', '%'],\n  54: ['6', '^'],\n  55: ['7', '&'],\n  56: ['8', '*'],\n  57: ['9', '('],\n\n  // special chars\n  186: [';', ':'],\n  187: ['=', '+'],\n  188: [',', '<'],\n  189: ['-', '_'],\n  190: ['.', '>'],\n  191: ['/', '?'],\n  192: ['`', '~'],\n  219: ['[', '{'],\n  220: ['\\\\', '|'],\n  221: [']', '}'],\n  222: ['\\'', '\"']\n};\n\nexport function evaluateKeyboardEvent(\n  ev: IKeyboardEvent,\n  applicationCursorMode: boolean,\n  isMac: boolean,\n  macOptionIsMeta: boolean\n): IKeyboardResult {\n  const result: IKeyboardResult = {\n    type: KeyboardResultType.SEND_KEY,\n    // Whether to cancel event propogation (NOTE: this may not be needed since the event is\n    // canceled at the end of keyDown\n    cancel: false,\n    // The new key even to emit\n    key: undefined\n  };\n  const modifiers = (ev.shiftKey ? 1 : 0) | (ev.altKey ? 2 : 0) | (ev.ctrlKey ? 4 : 0) | (ev.metaKey ? 8 : 0);\n  switch (ev.keyCode) {\n    case 0:\n      if (ev.key === 'UIKeyInputUpArrow') {\n        if (applicationCursorMode) {\n          result.key = C0.ESC + 'OA';\n        } else {\n          result.key = C0.ESC + '[A';\n        }\n      }\n      else if (ev.key === 'UIKeyInputLeftArrow') {\n        if (applicationCursorMode) {\n          result.key = C0.ESC + 'OD';\n        } else {\n          result.key = C0.ESC + '[D';\n        }\n      }\n      else if (ev.key === 'UIKeyInputRightArrow') {\n        if (applicationCursorMode) {\n          result.key = C0.ESC + 'OC';\n        } else {\n          result.key = C0.ESC + '[C';\n        }\n      }\n      else if (ev.key === 'UIKeyInputDownArrow') {\n        if (applicationCursorMode) {\n          result.key = C0.ESC + 'OB';\n        } else {\n          result.key = C0.ESC + '[B';\n        }\n      }\n      break;\n    case 8:\n      // backspace\n      if (ev.shiftKey) {\n        result.key = C0.BS; // ^H\n        break;\n      } else if (ev.altKey) {\n        result.key = C0.ESC + C0.DEL; // \\e ^?\n        break;\n      }\n      result.key = C0.DEL; // ^?\n      break;\n    case 9:\n      // tab\n      if (ev.shiftKey) {\n        result.key = C0.ESC + '[Z';\n        break;\n      }\n      result.key = C0.HT;\n      result.cancel = true;\n      break;\n    case 13:\n      // return/enter\n      result.key = C0.CR;\n      result.cancel = true;\n      break;\n    case 27:\n      // escape\n      result.key = C0.ESC;\n      result.cancel = true;\n      break;\n    case 37:\n      // left-arrow\n      if (modifiers) {\n        result.key = C0.ESC + '[1;' + (modifiers + 1) + 'D';\n        // HACK: Make Alt + left-arrow behave like Ctrl + left-arrow: move one word backwards\n        // http://unix.stackexchange.com/a/108106\n        // macOS uses different escape sequences than linux\n        if (result.key === C0.ESC + '[1;3D') {\n          result.key = isMac ? C0.ESC + 'b' : C0.ESC + '[1;5D';\n        }\n      } else if (applicationCursorMode) {\n        result.key = C0.ESC + 'OD';\n      } else {\n        result.key = C0.ESC + '[D';\n      }\n      break;\n    case 39:\n      // right-arrow\n      if (modifiers) {\n        result.key = C0.ESC + '[1;' + (modifiers + 1) + 'C';\n        // HACK: Make Alt + right-arrow behave like Ctrl + right-arrow: move one word forward\n        // http://unix.stackexchange.com/a/108106\n        // macOS uses different escape sequences than linux\n        if (result.key === C0.ESC + '[1;3C') {\n          result.key = isMac ? C0.ESC + 'f' : C0.ESC + '[1;5C';\n        }\n      } else if (applicationCursorMode) {\n        result.key = C0.ESC + 'OC';\n      } else {\n        result.key = C0.ESC + '[C';\n      }\n      break;\n    case 38:\n      // up-arrow\n      if (modifiers) {\n        result.key = C0.ESC + '[1;' + (modifiers + 1) + 'A';\n        // HACK: Make Alt + up-arrow behave like Ctrl + up-arrow\n        // http://unix.stackexchange.com/a/108106\n        if (result.key === C0.ESC + '[1;3A') {\n          result.key = C0.ESC + '[1;5A';\n        }\n      } else if (applicationCursorMode) {\n        result.key = C0.ESC + 'OA';\n      } else {\n        result.key = C0.ESC + '[A';\n      }\n      break;\n    case 40:\n      // down-arrow\n      if (modifiers) {\n        result.key = C0.ESC + '[1;' + (modifiers + 1) + 'B';\n        // HACK: Make Alt + down-arrow behave like Ctrl + down-arrow\n        // http://unix.stackexchange.com/a/108106\n        if (result.key === C0.ESC + '[1;3B') {\n          result.key = C0.ESC + '[1;5B';\n        }\n      } else if (applicationCursorMode) {\n        result.key = C0.ESC + 'OB';\n      } else {\n        result.key = C0.ESC + '[B';\n      }\n      break;\n    case 45:\n      // insert\n      if (!ev.shiftKey && !ev.ctrlKey) {\n        // <Ctrl> or <Shift> + <Insert> are used to\n        // copy-paste on some systems.\n        result.key = C0.ESC + '[2~';\n      }\n      break;\n    case 46:\n      // delete\n      if (modifiers) {\n        result.key = C0.ESC + '[3;' + (modifiers + 1) + '~';\n      } else {\n        result.key = C0.ESC + '[3~';\n      }\n      break;\n    case 36:\n      // home\n      if (modifiers) {\n        result.key = C0.ESC + '[1;' + (modifiers + 1) + 'H';\n      } else if (applicationCursorMode) {\n        result.key = C0.ESC + 'OH';\n      } else {\n        result.key = C0.ESC + '[H';\n      }\n      break;\n    case 35:\n      // end\n      if (modifiers) {\n        result.key = C0.ESC + '[1;' + (modifiers + 1) + 'F';\n      } else if (applicationCursorMode) {\n        result.key = C0.ESC + 'OF';\n      } else {\n        result.key = C0.ESC + '[F';\n      }\n      break;\n    case 33:\n      // page up\n      if (ev.shiftKey) {\n        result.type = KeyboardResultType.PAGE_UP;\n      } else {\n        result.key = C0.ESC + '[5~';\n      }\n      break;\n    case 34:\n      // page down\n      if (ev.shiftKey) {\n        result.type = KeyboardResultType.PAGE_DOWN;\n      } else {\n        result.key = C0.ESC + '[6~';\n      }\n      break;\n    case 112:\n      // F1-F12\n      if (modifiers) {\n        result.key = C0.ESC + '[1;' + (modifiers + 1) + 'P';\n      } else {\n        result.key = C0.ESC + 'OP';\n      }\n      break;\n    case 113:\n      if (modifiers) {\n        result.key = C0.ESC + '[1;' + (modifiers + 1) + 'Q';\n      } else {\n        result.key = C0.ESC + 'OQ';\n      }\n      break;\n    case 114:\n      if (modifiers) {\n        result.key = C0.ESC + '[1;' + (modifiers + 1) + 'R';\n      } else {\n        result.key = C0.ESC + 'OR';\n      }\n      break;\n    case 115:\n      if (modifiers) {\n        result.key = C0.ESC + '[1;' + (modifiers + 1) + 'S';\n      } else {\n        result.key = C0.ESC + 'OS';\n      }\n      break;\n    case 116:\n      if (modifiers) {\n        result.key = C0.ESC + '[15;' + (modifiers + 1) + '~';\n      } else {\n        result.key = C0.ESC + '[15~';\n      }\n      break;\n    case 117:\n      if (modifiers) {\n        result.key = C0.ESC + '[17;' + (modifiers + 1) + '~';\n      } else {\n        result.key = C0.ESC + '[17~';\n      }\n      break;\n    case 118:\n      if (modifiers) {\n        result.key = C0.ESC + '[18;' + (modifiers + 1) + '~';\n      } else {\n        result.key = C0.ESC + '[18~';\n      }\n      break;\n    case 119:\n      if (modifiers) {\n        result.key = C0.ESC + '[19;' + (modifiers + 1) + '~';\n      } else {\n        result.key = C0.ESC + '[19~';\n      }\n      break;\n    case 120:\n      if (modifiers) {\n        result.key = C0.ESC + '[20;' + (modifiers + 1) + '~';\n      } else {\n        result.key = C0.ESC + '[20~';\n      }\n      break;\n    case 121:\n      if (modifiers) {\n        result.key = C0.ESC + '[21;' + (modifiers + 1) + '~';\n      } else {\n        result.key = C0.ESC + '[21~';\n      }\n      break;\n    case 122:\n      if (modifiers) {\n        result.key = C0.ESC + '[23;' + (modifiers + 1) + '~';\n      } else {\n        result.key = C0.ESC + '[23~';\n      }\n      break;\n    case 123:\n      if (modifiers) {\n        result.key = C0.ESC + '[24;' + (modifiers + 1) + '~';\n      } else {\n        result.key = C0.ESC + '[24~';\n      }\n      break;\n    default:\n      // a-z and space\n      if (ev.ctrlKey && !ev.shiftKey && !ev.altKey && !ev.metaKey) {\n        if (ev.keyCode >= 65 && ev.keyCode <= 90) {\n          result.key = String.fromCharCode(ev.keyCode - 64);\n        } else if (ev.keyCode === 32) {\n          // NUL\n          result.key = String.fromCharCode(0);\n        } else if (ev.keyCode >= 51 && ev.keyCode <= 55) {\n          // escape, file sep, group sep, record sep, unit sep\n          result.key = String.fromCharCode(ev.keyCode - 51 + 27);\n        } else if (ev.keyCode === 56) {\n          // delete\n          result.key = String.fromCharCode(127);\n        } else if (ev.keyCode === 219) {\n          // ^[ - Control Sequence Introducer (CSI)\n          result.key = String.fromCharCode(27);\n        } else if (ev.keyCode === 220) {\n          // ^\\ - String Terminator (ST)\n          result.key = String.fromCharCode(28);\n        } else if (ev.keyCode === 221) {\n          // ^] - Operating System Command (OSC)\n          result.key = String.fromCharCode(29);\n        }\n      } else if ((!isMac || macOptionIsMeta) && ev.altKey && !ev.metaKey) {\n        // On macOS this is a third level shift when !macOptionIsMeta. Use <Esc> instead.\n        const keyMapping = KEYCODE_KEY_MAPPINGS[ev.keyCode];\n        const key = keyMapping && keyMapping[!ev.shiftKey ? 0 : 1];\n        if (key) {\n          result.key = C0.ESC + key;\n        } else if (ev.keyCode >= 65 && ev.keyCode <= 90) {\n          const keyCode = ev.ctrlKey ? ev.keyCode - 64 : ev.keyCode + 32;\n          result.key = C0.ESC + String.fromCharCode(keyCode);\n        }\n      } else if (isMac && !ev.altKey && !ev.ctrlKey && ev.metaKey) {\n        if (ev.keyCode === 65) { // cmd + a\n          result.type = KeyboardResultType.SELECT_ALL;\n        }\n      }\n      break;\n  }\n\n  return result;\n}\n","/**\n * Copyright (c) 2016 The xterm.js authors. All rights reserved.\n * @license MIT\n */\n\nimport { ICharset } from '../Types';\n\n/**\n * The character sets supported by the terminal. These enable several languages\n * to be represented within the terminal with only 8-bit encoding. See ISO 2022\n * for a discussion on character sets. Only VT100 character sets are supported.\n */\nexport const CHARSETS: { [key: string]: ICharset } = {};\n\n/**\n * The default character set, US.\n */\nexport const DEFAULT_CHARSET: ICharset = CHARSETS['B'];\n\n/**\n * DEC Special Character and Line Drawing Set.\n * Reference: http://vt100.net/docs/vt102-ug/table5-13.html\n * A lot of curses apps use this if they see TERM=xterm.\n * testing: echo -e '\\e(0a\\e(B'\n * The xterm output sometimes seems to conflict with the\n * reference above. xterm seems in line with the reference\n * when running vttest however.\n * The table below now uses xterm's output from vttest.\n */\nCHARSETS['0'] = {\n  '`': '\\u25c6', // '◆'\n  'a': '\\u2592', // '▒'\n  'b': '\\u0009', // '\\t'\n  'c': '\\u000c', // '\\f'\n  'd': '\\u000d', // '\\r'\n  'e': '\\u000a', // '\\n'\n  'f': '\\u00b0', // '°'\n  'g': '\\u00b1', // '±'\n  'h': '\\u2424', // '\\u2424' (NL)\n  'i': '\\u000b', // '\\v'\n  'j': '\\u2518', // '┘'\n  'k': '\\u2510', // '┐'\n  'l': '\\u250c', // '┌'\n  'm': '\\u2514', // '└'\n  'n': '\\u253c', // '┼'\n  'o': '\\u23ba', // '⎺'\n  'p': '\\u23bb', // '⎻'\n  'q': '\\u2500', // '─'\n  'r': '\\u23bc', // '⎼'\n  's': '\\u23bd', // '⎽'\n  't': '\\u251c', // '├'\n  'u': '\\u2524', // '┤'\n  'v': '\\u2534', // '┴'\n  'w': '\\u252c', // '┬'\n  'x': '\\u2502', // '│'\n  'y': '\\u2264', // '≤'\n  'z': '\\u2265', // '≥'\n  '{': '\\u03c0', // 'π'\n  '|': '\\u2260', // '≠'\n  '}': '\\u00a3', // '£'\n  '~': '\\u00b7'  // '·'\n};\n\n/**\n * British character set\n * ESC (A\n * Reference: http://vt100.net/docs/vt220-rm/table2-5.html\n */\nCHARSETS['A'] = {\n  '#': '£'\n};\n\n/**\n * United States character set\n * ESC (B\n */\nCHARSETS['B'] = null;\n\n/**\n * Dutch character set\n * ESC (4\n * Reference: http://vt100.net/docs/vt220-rm/table2-6.html\n */\nCHARSETS['4'] = {\n  '#': '£',\n  '@': '¾',\n  '[': 'ij',\n  '\\\\': '½',\n  ']': '|',\n  '{': '¨',\n  '|': 'f',\n  '}': '¼',\n  '~': '´'\n};\n\n/**\n * Finnish character set\n * ESC (C or ESC (5\n * Reference: http://vt100.net/docs/vt220-rm/table2-7.html\n */\nCHARSETS['C'] =\nCHARSETS['5'] = {\n  '[': 'Ä',\n  '\\\\': 'Ö',\n  ']': 'Å',\n  '^': 'Ü',\n  '`': 'é',\n  '{': 'ä',\n  '|': 'ö',\n  '}': 'å',\n  '~': 'ü'\n};\n\n/**\n * French character set\n * ESC (R\n * Reference: http://vt100.net/docs/vt220-rm/table2-8.html\n */\nCHARSETS['R'] = {\n  '#': '£',\n  '@': 'à',\n  '[': '°',\n  '\\\\': 'ç',\n  ']': '§',\n  '{': 'é',\n  '|': 'ù',\n  '}': 'è',\n  '~': '¨'\n};\n\n/**\n * French Canadian character set\n * ESC (Q\n * Reference: http://vt100.net/docs/vt220-rm/table2-9.html\n */\nCHARSETS['Q'] = {\n  '@': 'à',\n  '[': 'â',\n  '\\\\': 'ç',\n  ']': 'ê',\n  '^': 'î',\n  '`': 'ô',\n  '{': 'é',\n  '|': 'ù',\n  '}': 'è',\n  '~': 'û'\n};\n\n/**\n * German character set\n * ESC (K\n * Reference: http://vt100.net/docs/vt220-rm/table2-10.html\n */\nCHARSETS['K'] = {\n  '@': '§',\n  '[': 'Ä',\n  '\\\\': 'Ö',\n  ']': 'Ü',\n  '{': 'ä',\n  '|': 'ö',\n  '}': 'ü',\n  '~': 'ß'\n};\n\n/**\n * Italian character set\n * ESC (Y\n * Reference: http://vt100.net/docs/vt220-rm/table2-11.html\n */\nCHARSETS['Y'] = {\n  '#': '£',\n  '@': '§',\n  '[': '°',\n  '\\\\': 'ç',\n  ']': 'é',\n  '`': 'ù',\n  '{': 'à',\n  '|': 'ò',\n  '}': 'è',\n  '~': 'ì'\n};\n\n/**\n * Norwegian/Danish character set\n * ESC (E or ESC (6\n * Reference: http://vt100.net/docs/vt220-rm/table2-12.html\n */\nCHARSETS['E'] =\nCHARSETS['6'] = {\n  '@': 'Ä',\n  '[': 'Æ',\n  '\\\\': 'Ø',\n  ']': 'Å',\n  '^': 'Ü',\n  '`': 'ä',\n  '{': 'æ',\n  '|': 'ø',\n  '}': 'å',\n  '~': 'ü'\n};\n\n/**\n * Spanish character set\n * ESC (Z\n * Reference: http://vt100.net/docs/vt220-rm/table2-13.html\n */\nCHARSETS['Z'] = {\n  '#': '£',\n  '@': '§',\n  '[': '¡',\n  '\\\\': 'Ñ',\n  ']': '¿',\n  '{': '°',\n  '|': 'ñ',\n  '}': 'ç'\n};\n\n/**\n * Swedish character set\n * ESC (H or ESC (7\n * Reference: http://vt100.net/docs/vt220-rm/table2-14.html\n */\nCHARSETS['H'] =\nCHARSETS['7'] = {\n  '@': 'É',\n  '[': 'Ä',\n  '\\\\': 'Ö',\n  ']': 'Å',\n  '^': 'Ü',\n  '`': 'é',\n  '{': 'ä',\n  '|': 'ö',\n  '}': 'å',\n  '~': 'ü'\n};\n\n/**\n * Swiss character set\n * ESC (=\n * Reference: http://vt100.net/docs/vt220-rm/table2-15.html\n */\nCHARSETS['='] = {\n  '#': 'ù',\n  '@': 'à',\n  '[': 'é',\n  '\\\\': 'ç',\n  ']': 'ê',\n  '^': 'î',\n  '_': 'è',\n  '`': 'ô',\n  '{': 'ä',\n  '|': 'ö',\n  '}': 'ü',\n  '~': 'û'\n};\n","/**\n * Copyright (c) 2017 The xterm.js authors. All rights reserved.\n * @license MIT\n */\n\n/**\n * C0 control codes\n * See = https://en.wikipedia.org/wiki/C0_and_C1_control_codes\n */\nexport namespace C0 {\n  /** Null (Caret = ^@, C = \\0) */\n  export const NUL = '\\x00';\n  /** Start of Heading (Caret = ^A) */\n  export const SOH = '\\x01';\n  /** Start of Text (Caret = ^B) */\n  export const STX = '\\x02';\n  /** End of Text (Caret = ^C) */\n  export const ETX = '\\x03';\n  /** End of Transmission (Caret = ^D) */\n  export const EOT = '\\x04';\n  /** Enquiry (Caret = ^E) */\n  export const ENQ = '\\x05';\n  /** Acknowledge (Caret = ^F) */\n  export const ACK = '\\x06';\n  /** Bell (Caret = ^G, C = \\a) */\n  export const BEL = '\\x07';\n  /** Backspace (Caret = ^H, C = \\b) */\n  export const BS  = '\\x08';\n  /** Character Tabulation, Horizontal Tabulation (Caret = ^I, C = \\t) */\n  export const HT  = '\\x09';\n  /** Line Feed (Caret = ^J, C = \\n) */\n  export const LF  = '\\x0a';\n  /** Line Tabulation, Vertical Tabulation (Caret = ^K, C = \\v) */\n  export const VT  = '\\x0b';\n  /** Form Feed (Caret = ^L, C = \\f) */\n  export const FF  = '\\x0c';\n  /** Carriage Return (Caret = ^M, C = \\r) */\n  export const CR  = '\\x0d';\n  /** Shift Out (Caret = ^N) */\n  export const SO  = '\\x0e';\n  /** Shift In (Caret = ^O) */\n  export const SI  = '\\x0f';\n  /** Data Link Escape (Caret = ^P) */\n  export const DLE = '\\x10';\n  /** Device Control One (XON) (Caret = ^Q) */\n  export const DC1 = '\\x11';\n  /** Device Control Two (Caret = ^R) */\n  export const DC2 = '\\x12';\n  /** Device Control Three (XOFF) (Caret = ^S) */\n  export const DC3 = '\\x13';\n  /** Device Control Four (Caret = ^T) */\n  export const DC4 = '\\x14';\n  /** Negative Acknowledge (Caret = ^U) */\n  export const NAK = '\\x15';\n  /** Synchronous Idle (Caret = ^V) */\n  export const SYN = '\\x16';\n  /** End of Transmission Block (Caret = ^W) */\n  export const ETB = '\\x17';\n  /** Cancel (Caret = ^X) */\n  export const CAN = '\\x18';\n  /** End of Medium (Caret = ^Y) */\n  export const EM  = '\\x19';\n  /** Substitute (Caret = ^Z) */\n  export const SUB = '\\x1a';\n  /** Escape (Caret = ^[, C = \\e) */\n  export const ESC = '\\x1b';\n  /** File Separator (Caret = ^\\) */\n  export const FS  = '\\x1c';\n  /** Group Separator (Caret = ^]) */\n  export const GS  = '\\x1d';\n  /** Record Separator (Caret = ^^) */\n  export const RS  = '\\x1e';\n  /** Unit Separator (Caret = ^_) */\n  export const US  = '\\x1f';\n  /** Space */\n  export const SP  = '\\x20';\n  /** Delete (Caret = ^?) */\n  export const DEL = '\\x7f';\n}\n\n/**\n * C1 control codes\n * See = https://en.wikipedia.org/wiki/C0_and_C1_control_codes\n */\nexport namespace C1 {\n  /** padding character */\n  export const PAD = '\\x80';\n  /** High Octet Preset */\n  export const HOP = '\\x81';\n  /** Break Permitted Here */\n  export const BPH = '\\x82';\n  /** No Break Here */\n  export const NBH = '\\x83';\n  /** Index */\n  export const IND = '\\x84';\n  /** Next Line */\n  export const NEL = '\\x85';\n  /** Start of Selected Area */\n  export const SSA = '\\x86';\n  /** End of Selected Area */\n  export const ESA = '\\x87';\n  /** Horizontal Tabulation Set */\n  export const HTS = '\\x88';\n  /** Horizontal Tabulation With Justification */\n  export const HTJ = '\\x89';\n  /** Vertical Tabulation Set */\n  export const VTS = '\\x8a';\n  /** Partial Line Down */\n  export const PLD = '\\x8b';\n  /** Partial Line Up */\n  export const PLU = '\\x8c';\n  /** Reverse Index */\n  export const RI = '\\x8d';\n  /** Single-Shift 2 */\n  export const SS2 = '\\x8e';\n  /** Single-Shift 3 */\n  export const SS3 = '\\x8f';\n  /** Device Control String */\n  export const DCS = '\\x90';\n  /** Private Use 1 */\n  export const PU1 = '\\x91';\n  /** Private Use 2 */\n  export const PU2 = '\\x92';\n  /** Set Transmit State */\n  export const STS = '\\x93';\n  /** Destructive backspace, intended to eliminate ambiguity about meaning of BS. */\n  export const CCH = '\\x94';\n  /** Message Waiting */\n  export const MW = '\\x95';\n  /** Start of Protected Area */\n  export const SPA = '\\x96';\n  /** End of Protected Area */\n  export const EPA = '\\x97';\n  /** Start of String */\n  export const SOS = '\\x98';\n  /** Single Graphic Character Introducer */\n  export const SGCI = '\\x99';\n  /** Single Character Introducer */\n  export const SCI = '\\x9a';\n  /** Control Sequence Introducer */\n  export const CSI = '\\x9b';\n  /** String Terminator */\n  export const ST = '\\x9c';\n  /** Operating System Command */\n  export const OSC = '\\x9d';\n  /** Privacy Message */\n  export const PM = '\\x9e';\n  /** Application Program Command */\n  export const APC = '\\x9f';\n}\n","/**\n * Copyright (c) 2018 The xterm.js authors. All rights reserved.\n * @license MIT\n */\n\nimport { IDisposable } from 'xterm';\n\n/**\n * A base class that can be extended to provide convenience methods for managing the lifecycle of an\n * object and its components.\n */\nexport abstract class Disposable implements IDisposable {\n  protected _disposables: IDisposable[] = [];\n  protected _isDisposed: boolean = false;\n\n  constructor() {\n  }\n\n  /**\n   * Disposes the object, triggering the `dispose` method on all registered IDisposables.\n   */\n  public dispose(): void {\n    this._isDisposed = true;\n    this._disposables.forEach(d => d.dispose());\n    this._disposables.length = 0;\n  }\n\n  /**\n   * Registers a disposable object.\n   * @param d The disposable to register.\n   */\n  public register<T extends IDisposable>(d: T): void {\n    this._disposables.push(d);\n  }\n\n  /**\n   * Unregisters a disposable object if it has been registered, if not do\n   * nothing.\n   * @param d The disposable to unregister.\n   */\n  public unregister<T extends IDisposable>(d: T): void {\n    const index = this._disposables.indexOf(d);\n    if (index !== -1) {\n      this._disposables.splice(index, 1);\n    }\n  }\n}\n","/**\n * Copyright (c) 2016 The xterm.js authors. All rights reserved.\n * @license MIT\n */\n\nimport { EventEmitter } from '../EventEmitter';\nimport { ICircularList } from '../Types';\n\n/**\n * Represents a circular list; a list with a maximum size that wraps around when push is called,\n * overriding values at the start of the list.\n */\nexport class CircularList<T> extends EventEmitter implements ICircularList<T> {\n  protected _array: T[];\n  private _startIndex: number;\n  private _length: number;\n\n  constructor(\n    private _maxLength: number\n  ) {\n    super();\n    this._array = new Array<T>(this._maxLength);\n    this._startIndex = 0;\n    this._length = 0;\n  }\n\n  public get maxLength(): number {\n    return this._maxLength;\n  }\n\n  public set maxLength(newMaxLength: number) {\n    // There was no change in maxLength, return early.\n    if (this._maxLength === newMaxLength) {\n      return;\n    }\n\n    // Reconstruct array, starting at index 0. Only transfer values from the\n    // indexes 0 to length.\n    const newArray = new Array<T>(newMaxLength);\n    for (let i = 0; i < Math.min(newMaxLength, this.length); i++) {\n      newArray[i] = this._array[this._getCyclicIndex(i)];\n    }\n    this._array = newArray;\n    this._maxLength = newMaxLength;\n    this._startIndex = 0;\n  }\n\n  public get length(): number {\n    return this._length;\n  }\n\n  public set length(newLength: number) {\n    if (newLength > this._length) {\n      for (let i = this._length; i < newLength; i++) {\n        this._array[i] = undefined;\n      }\n    }\n    this._length = newLength;\n  }\n\n  /**\n   * Gets the value at an index.\n   *\n   * Note that for performance reasons there is no bounds checking here, the index reference is\n   * circular so this should always return a value and never throw.\n   * @param index The index of the value to get.\n   * @return The value corresponding to the index.\n   */\n  public get(index: number): T {\n    return this._array[this._getCyclicIndex(index)];\n  }\n\n  /**\n   * Sets the value at an index.\n   *\n   * Note that for performance reasons there is no bounds checking here, the index reference is\n   * circular so this should always return a value and never throw.\n   * @param index The index to set.\n   * @param value The value to set.\n   */\n  public set(index: number, value: T): void {\n    this._array[this._getCyclicIndex(index)] = value;\n  }\n\n  /**\n   * Pushes a new value onto the list, wrapping around to the start of the array, overriding index 0\n   * if the maximum length is reached.\n   * @param value The value to push onto the list.\n   */\n  public push(value: T): void {\n    this._array[this._getCyclicIndex(this._length)] = value;\n    if (this._length === this._maxLength) {\n      this._startIndex++;\n      if (this._startIndex === this._maxLength) {\n        this._startIndex = 0;\n      }\n      this.emit('trim', 1);\n    } else {\n      this._length++;\n    }\n  }\n\n  /**\n   * Removes and returns the last value on the list.\n   * @return The popped value.\n   */\n  public pop(): T {\n    return this._array[this._getCyclicIndex(this._length-- - 1)];\n  }\n\n  /**\n   * Deletes and/or inserts items at a particular index (in that order). Unlike\n   * Array.prototype.splice, this operation does not return the deleted items as a new array in\n   * order to save creating a new array. Note that this operation may shift all values in the list\n   * in the worst case.\n   * @param start The index to delete and/or insert.\n   * @param deleteCount The number of elements to delete.\n   * @param items The items to insert.\n   */\n  public splice(start: number, deleteCount: number, ...items: T[]): void {\n    // Delete items\n    if (deleteCount) {\n      for (let i = start; i < this._length - deleteCount; i++) {\n        this._array[this._getCyclicIndex(i)] = this._array[this._getCyclicIndex(i + deleteCount)];\n      }\n      this._length -= deleteCount;\n    }\n\n    if (items && items.length) {\n      // Add items\n      for (let i = this._length - 1; i >= start; i--) {\n        this._array[this._getCyclicIndex(i + items.length)] = this._array[this._getCyclicIndex(i)];\n      }\n      for (let i = 0; i < items.length; i++) {\n        this._array[this._getCyclicIndex(start + i)] = items[i];\n      }\n\n      // Adjust length as needed\n      if (this._length + items.length > this.maxLength) {\n        const countToTrim = (this._length + items.length) - this.maxLength;\n        this._startIndex += countToTrim;\n        this._length = this.maxLength;\n        this.emit('trim', countToTrim);\n      } else {\n        this._length += items.length;\n      }\n    }\n  }\n\n  /**\n   * Trims a number of items from the start of the list.\n   * @param count The number of items to remove.\n   */\n  public trimStart(count: number): void {\n    if (count > this._length) {\n      count = this._length;\n    }\n    this._startIndex += count;\n    this._length -= count;\n    this.emit('trim', count);\n  }\n\n  public shiftElements(start: number, count: number, offset: number): void {\n    if (count <= 0) {\n      return;\n    }\n    if (start < 0 || start >= this._length) {\n      throw new Error('start argument out of range');\n    }\n    if (start + offset < 0) {\n      throw new Error('Cannot shift elements in list beyond index 0');\n    }\n\n    if (offset > 0) {\n      for (let i = count - 1; i >= 0; i--) {\n        this.set(start + i + offset, this.get(start + i));\n      }\n      const expandListBy = (start + count + offset) - this._length;\n      if (expandListBy > 0) {\n        this._length += expandListBy;\n        while (this._length > this.maxLength) {\n          this._length--;\n          this._startIndex++;\n          this.emit('trim', 1);\n        }\n      }\n    } else {\n      for (let i = 0; i < count; i++) {\n        this.set(start + i + offset, this.get(start + i));\n      }\n    }\n  }\n\n  /**\n   * Gets the cyclic index for the specified regular index. The cyclic index can then be used on the\n   * backing array to get the element associated with the regular index.\n   * @param index The regular index.\n   * @returns The cyclic index.\n   */\n  private _getCyclicIndex(index: number): number {\n    return (this._startIndex + index) % this.maxLength;\n  }\n}\n","/**\n * Copyright (c) 2016 The xterm.js authors. All rights reserved.\n * @license MIT\n */\n\nimport { IColorSet } from './renderer/Types';\nimport { ITerminal, IViewport } from './Types';\nimport { CharMeasure } from './ui/CharMeasure';\nimport { Disposable } from './common/Lifecycle';\nimport { addDisposableDomListener } from './ui/Lifecycle';\n\nconst FALLBACK_SCROLL_BAR_WIDTH = 15;\n\n/**\n * Represents the viewport of a terminal, the visible area within the larger buffer of output.\n * Logic for the virtual scroll bar is included in this object.\n */\nexport class Viewport extends Disposable implements IViewport {\n  public scrollBarWidth: number = 0;\n  private _currentRowHeight: number = 0;\n  private _lastRecordedBufferLength: number = 0;\n  private _lastRecordedViewportHeight: number = 0;\n  private _lastRecordedBufferHeight: number = 0;\n  private _lastTouchY: number;\n\n  // Stores a partial line amount when scrolling, this is used to keep track of how much of a line\n  // is scrolled so we can \"scroll\" over partial lines and feel natural on touchpads. This is a\n  // quick fix and could have a more robust solution in place that reset the value when needed.\n  private _wheelPartialScroll: number = 0;\n\n  /**\n   * Creates a new Viewport.\n   * @param _terminal The terminal this viewport belongs to.\n   * @param _viewportElement The DOM element acting as the viewport.\n   * @param _scrollArea The DOM element acting as the scroll area.\n   * @param _charMeasure A DOM element used to measure the character size of. the terminal.\n   */\n  constructor(\n    private _terminal: ITerminal,\n    private _viewportElement: HTMLElement,\n    private _scrollArea: HTMLElement,\n    private _charMeasure: CharMeasure\n  ) {\n    super();\n\n    // Measure the width of the scrollbar. If it is 0 we can assume it's an OSX overlay scrollbar.\n    // Unfortunately the overlay scrollbar would be hidden underneath the screen element in that case,\n    // therefore we account for a standard amount to make it visible\n    this.scrollBarWidth = (this._viewportElement.offsetWidth - this._scrollArea.offsetWidth) || FALLBACK_SCROLL_BAR_WIDTH;\n    this.register(addDisposableDomListener(this._viewportElement, 'scroll', this._onScroll.bind(this)));\n\n    // Perform this async to ensure the CharMeasure is ready.\n    setTimeout(() => this.syncScrollArea(), 0);\n  }\n\n  public onThemeChanged(colors: IColorSet): void {\n    this._viewportElement.style.backgroundColor = colors.background.css;\n  }\n\n  /**\n   * Refreshes row height, setting line-height, viewport height and scroll area height if\n   * necessary.\n   */\n  private _refresh(): void {\n    if (this._charMeasure.height > 0) {\n      this._currentRowHeight = this._terminal.renderer.dimensions.scaledCellHeight / window.devicePixelRatio;\n      this._lastRecordedViewportHeight = this._viewportElement.offsetHeight;\n      const newBufferHeight = Math.round(this._currentRowHeight * this._lastRecordedBufferLength) + (this._lastRecordedViewportHeight - this._terminal.renderer.dimensions.canvasHeight);\n      if (this._lastRecordedBufferHeight !== newBufferHeight) {\n        this._lastRecordedBufferHeight = newBufferHeight;\n        this._scrollArea.style.height = this._lastRecordedBufferHeight + 'px';\n      }\n    }\n  }\n\n  /**\n   * Updates dimensions and synchronizes the scroll area if necessary.\n   */\n  public syncScrollArea(): void {\n    if (this._lastRecordedBufferLength !== this._terminal.buffer.lines.length) {\n      // If buffer height changed\n      this._lastRecordedBufferLength = this._terminal.buffer.lines.length;\n      this._refresh();\n    } else if (this._lastRecordedViewportHeight !== (<any>this._terminal).renderer.dimensions.canvasHeight) {\n      // If viewport height changed\n      this._refresh();\n    } else {\n      // If size has changed, refresh viewport\n      if (this._terminal.renderer.dimensions.scaledCellHeight / window.devicePixelRatio !== this._currentRowHeight) {\n        this._refresh();\n      }\n    }\n\n    // Sync scrollTop\n    const scrollTop = this._terminal.buffer.ydisp * this._currentRowHeight;\n    if (this._viewportElement.scrollTop !== scrollTop) {\n      this._viewportElement.scrollTop = scrollTop;\n    }\n  }\n\n  /**\n   * Handles scroll events on the viewport, calculating the new viewport and requesting the\n   * terminal to scroll to it.\n   * @param ev The scroll event.\n   */\n  private _onScroll(ev: Event): void {\n    // Don't attempt to scroll if the element is not visible, otherwise scrollTop will be corrupt\n    // which causes the terminal to scroll the buffer to the top\n    if (!this._viewportElement.offsetParent) {\n      return;\n    }\n\n    const newRow = Math.round(this._viewportElement.scrollTop / this._currentRowHeight);\n    const diff = newRow - this._terminal.buffer.ydisp;\n    this._terminal.scrollLines(diff, true);\n  }\n\n  /**\n   * Handles mouse wheel events by adjusting the viewport's scrollTop and delegating the actual\n   * scrolling to `onScroll`, this event needs to be attached manually by the consumer of\n   * `Viewport`.\n   * @param ev The mouse wheel event.\n   */\n  public onWheel(ev: WheelEvent): void {\n    const amount = this._getPixelsScrolled(ev);\n    if (amount === 0) {\n      return;\n    }\n    this._viewportElement.scrollTop += amount;\n    // Prevent the page from scrolling when the terminal scrolls\n    ev.preventDefault();\n  }\n\n  private _getPixelsScrolled(ev: WheelEvent): number {\n    // Do nothing if it's not a vertical scroll event\n    if (ev.deltaY === 0) {\n      return 0;\n    }\n\n    // Fallback to WheelEvent.DOM_DELTA_PIXEL\n    let amount = ev.deltaY;\n    if (ev.deltaMode === WheelEvent.DOM_DELTA_LINE) {\n      amount *= this._currentRowHeight;\n    } else if (ev.deltaMode === WheelEvent.DOM_DELTA_PAGE) {\n      amount *= this._currentRowHeight * this._terminal.rows;\n    }\n    return amount;\n  }\n\n  /**\n   * Gets the number of pixels scrolled by the mouse event taking into account what type of delta\n   * is being used.\n   * @param ev The mouse wheel event.\n   */\n  public getLinesScrolled(ev: WheelEvent): number {\n    // Do nothing if it's not a vertical scroll event\n    if (ev.deltaY === 0) {\n      return 0;\n    }\n\n    // Fallback to WheelEvent.DOM_DELTA_LINE\n    let amount = ev.deltaY;\n    if (ev.deltaMode === WheelEvent.DOM_DELTA_PIXEL) {\n      amount /= this._currentRowHeight + 0.0; // Prevent integer division\n      this._wheelPartialScroll += amount;\n      amount = Math.floor(Math.abs(this._wheelPartialScroll)) * (this._wheelPartialScroll > 0 ? 1 : -1);\n      this._wheelPartialScroll %= 1;\n    } else if (ev.deltaMode === WheelEvent.DOM_DELTA_PAGE) {\n      amount *= this._terminal.rows;\n    }\n    return amount;\n  }\n\n  /**\n   * Handles the touchstart event, recording the touch occurred.\n   * @param ev The touch event.\n   */\n  public onTouchStart(ev: TouchEvent): void {\n    this._lastTouchY = ev.touches[0].pageY;\n  }\n\n  /**\n   * Handles the touchmove event, scrolling the viewport if the position shifted.\n   * @param ev The touch event.\n   */\n  public onTouchMove(ev: TouchEvent): void {\n    const deltaY = this._lastTouchY - ev.touches[0].pageY;\n    this._lastTouchY = ev.touches[0].pageY;\n    if (deltaY === 0) {\n      return;\n    }\n    this._viewportElement.scrollTop += deltaY;\n    ev.preventDefault();\n  }\n}\n","/**\n * Copyright (c) 2014 The xterm.js authors. All rights reserved.\n * Copyright (c) 2012-2013, Christopher Jeffrey (MIT License)\n * @license MIT\n *\n * Originally forked from (with the author's permission):\n *   Fabrice Bellard's javascript vt100 for jslinux:\n *   http://bellard.org/jslinux/\n *   Copyright (c) 2011 Fabrice Bellard\n *   The original design remains. The terminal itself\n *   has been extended to include xterm CSI codes, among\n *   other features.\n *\n * Terminal Emulation References:\n *   http://vt100.net/\n *   http://invisible-island.net/xterm/ctlseqs/ctlseqs.txt\n *   http://invisible-island.net/xterm/ctlseqs/ctlseqs.html\n *   http://invisible-island.net/vttest/\n *   http://www.inwap.com/pdp10/ansicode.txt\n *   http://linux.die.net/man/4/console_codes\n *   http://linux.die.net/man/7/urxvt\n */\n\nimport { IInputHandlingTerminal, IViewport, ICompositionHelper, ITerminalOptions, ITerminal, IBrowser, ILinkifier, ILinkMatcherOptions, CustomKeyEventHandler, LinkMatcherHandler, CharData, LineData, CharacterJoinerHandler } from './Types';\nimport { IMouseZoneManager } from './ui/Types';\nimport { IRenderer } from './renderer/Types';\nimport { BufferSet } from './BufferSet';\nimport { Buffer, MAX_BUFFER_SIZE, DEFAULT_ATTR, NULL_CELL_CODE, NULL_CELL_WIDTH, NULL_CELL_CHAR } from './Buffer';\nimport { CompositionHelper } from './CompositionHelper';\nimport { EventEmitter } from './EventEmitter';\nimport { Viewport } from './Viewport';\nimport { rightClickHandler, moveTextAreaUnderMouseCursor, pasteHandler, copyHandler } from './handlers/Clipboard';\nimport { C0 } from './common/data/EscapeSequences';\nimport { InputHandler } from './InputHandler';\nimport { Renderer } from './renderer/Renderer';\nimport { Linkifier } from './Linkifier';\nimport { SelectionManager } from './SelectionManager';\nimport { CharMeasure } from './ui/CharMeasure';\nimport * as Browser from './shared/utils/Browser';\nimport { addDisposableDomListener } from './ui/Lifecycle';\nimport * as Strings from './Strings';\nimport { MouseHelper } from './utils/MouseHelper';\nimport { clone } from './utils/Clone';\nimport { DEFAULT_BELL_SOUND, SoundManager } from './SoundManager';\nimport { DEFAULT_ANSI_COLORS } from './renderer/ColorManager';\nimport { MouseZoneManager } from './ui/MouseZoneManager';\nimport { AccessibilityManager } from './AccessibilityManager';\nimport { ScreenDprMonitor } from './ui/ScreenDprMonitor';\nimport { ITheme, IMarker, IDisposable } from 'xterm';\nimport { removeTerminalFromCache } from './renderer/atlas/CharAtlasCache';\nimport { DomRenderer } from './renderer/dom/DomRenderer';\nimport { IKeyboardEvent } from './common/Types';\nimport { evaluateKeyboardEvent } from './core/input/Keyboard';\nimport { KeyboardResultType, ICharset } from './core/Types';\n\n// Let it work inside Node.js for automated testing purposes.\nconst document = (typeof window !== 'undefined') ? window.document : null;\n\n/**\n * The amount of write requests to queue before sending an XOFF signal to the\n * pty process. This number must be small in order for ^C and similar sequences\n * to be responsive.\n */\nconst WRITE_BUFFER_PAUSE_THRESHOLD = 5;\n\n/**\n * The number of writes to perform in a single batch before allowing the\n * renderer to catch up with a 0ms setTimeout.\n */\nconst WRITE_BATCH_SIZE = 300;\n\n/**\n * The set of options that only have an effect when set in the Terminal constructor.\n */\nconst CONSTRUCTOR_ONLY_OPTIONS = ['cols', 'rows'];\n\nconst DEFAULT_OPTIONS: ITerminalOptions = {\n  cols: 80,\n  rows: 24,\n  convertEol: false,\n  termName: 'xterm',\n  cursorBlink: false,\n  cursorStyle: 'block',\n  bellSound: DEFAULT_BELL_SOUND,\n  bellStyle: 'none',\n  drawBoldTextInBrightColors: true,\n  enableBold: true,\n  experimentalCharAtlas: 'static',\n  fontFamily: 'courier-new, courier, monospace',\n  fontSize: 15,\n  fontWeight: 'normal',\n  fontWeightBold: 'bold',\n  lineHeight: 1.0,\n  letterSpacing: 0,\n  scrollback: 1000,\n  screenKeys: false,\n  screenReaderMode: false,\n  debug: false,\n  macOptionIsMeta: false,\n  macOptionClickForcesSelection: false,\n  cancelEvents: false,\n  disableStdin: false,\n  useFlowControl: false,\n  allowTransparency: false,\n  tabStopWidth: 8,\n  theme: null,\n  rightClickSelectsWord: Browser.isMac,\n  rendererType: 'canvas'\n};\n\nexport class Terminal extends EventEmitter implements ITerminal, IDisposable, IInputHandlingTerminal {\n  public textarea: HTMLTextAreaElement;\n  public element: HTMLElement;\n  public screenElement: HTMLElement;\n\n  /**\n   * The HTMLElement that the terminal is created in, set by Terminal.open.\n   */\n  private _parent: HTMLElement;\n  private _context: Window;\n  private _document: Document;\n  private _viewportScrollArea: HTMLElement;\n  private _viewportElement: HTMLElement;\n  private _helperContainer: HTMLElement;\n  private _compositionView: HTMLElement;\n\n  private _visualBellTimer: number;\n\n  public browser: IBrowser = <any>Browser;\n\n  public options: ITerminalOptions;\n\n  // TODO: This can be changed to an enum or boolean, 0 and 1 seem to be the only options\n  public cursorState: number;\n  public cursorHidden: boolean;\n  public convertEol: boolean;\n\n  private _customKeyEventHandler: CustomKeyEventHandler;\n\n  // modes\n  public applicationKeypad: boolean;\n  public applicationCursor: boolean;\n  public originMode: boolean;\n  public insertMode: boolean;\n  public wraparoundMode: boolean; // defaults: xterm - true, vt100 - false\n  public bracketedPasteMode: boolean;\n\n  // charset\n  // The current charset\n  public charset: ICharset;\n  public gcharset: number;\n  public glevel: number;\n  public charsets: ICharset[];\n\n  // mouse properties\n  private _decLocator: boolean; // This is unstable and never set\n  public x10Mouse: boolean;\n  public vt200Mouse: boolean;\n  private _vt300Mouse: boolean; // This is unstable and never set\n  public normalMouse: boolean;\n  public mouseEvents: boolean;\n  public sendFocus: boolean;\n  public utfMouse: boolean;\n  public sgrMouse: boolean;\n  public urxvtMouse: boolean;\n\n  // misc\n  private _refreshStart: number;\n  private _refreshEnd: number;\n  public savedCols: number;\n\n  public curAttr: number;\n  public savedCurAttr: number;\n\n  public params: (string | number)[];\n  public currentParam: string | number;\n\n  // user input states\n  public writeBuffer: string[];\n  private _writeInProgress: boolean;\n\n  /**\n   * Whether _xterm.js_ sent XOFF in order to catch up with the pty process.\n   * This is a distinct state from writeStopped so that if the user requested\n   * XOFF via ^S that it will not automatically resume when the writeBuffer goes\n   * below threshold.\n   */\n  private _xoffSentToCatchUp: boolean;\n\n  /** Whether writing has been stopped as a result of XOFF */\n  // private _writeStopped: boolean;\n\n  // Store if user went browsing history in scrollback\n  private _userScrolling: boolean;\n\n  private _inputHandler: InputHandler;\n  public soundManager: SoundManager;\n  public renderer: IRenderer;\n  public selectionManager: SelectionManager;\n  public linkifier: ILinkifier;\n  public buffers: BufferSet;\n  public viewport: IViewport;\n  private _compositionHelper: ICompositionHelper;\n  public charMeasure: CharMeasure;\n  private _mouseZoneManager: IMouseZoneManager;\n  public mouseHelper: MouseHelper;\n  private _accessibilityManager: AccessibilityManager;\n  private _screenDprMonitor: ScreenDprMonitor;\n  private _theme: ITheme;\n\n  public cols: number;\n  public rows: number;\n\n  /**\n   * Creates a new `Terminal` object.\n   *\n   * @param options An object containing a set of options, the available options are:\n   *   - `cursorBlink` (boolean): Whether the terminal cursor blinks\n   *   - `cols` (number): The number of columns of the terminal (horizontal size)\n   *   - `rows` (number): The number of rows of the terminal (vertical size)\n   *\n   * @public\n   * @class Xterm Xterm\n   * @alias module:xterm/src/xterm\n   */\n  constructor(\n    options: ITerminalOptions = {}\n  ) {\n    super();\n    this.options = clone(options);\n    this._setup();\n  }\n\n  public dispose(): void {\n    super.dispose();\n    this._customKeyEventHandler = null;\n    removeTerminalFromCache(this);\n    this.handler = () => {};\n    this.write = () => {};\n    if (this.element && this.element.parentNode) {\n      this.element.parentNode.removeChild(this.element);\n    }\n  }\n\n  /**\n   * @deprecated Use dispose instead.\n   */\n  public destroy(): void {\n    this.dispose();\n  }\n\n  private _setup(): void {\n    Object.keys(DEFAULT_OPTIONS).forEach((key) => {\n      if (this.options[key] == null) {\n        this.options[key] = DEFAULT_OPTIONS[key];\n      }\n    });\n\n    // this.context = options.context || window;\n    // this.document = options.document || document;\n    // TODO: WHy not document.body?\n    this._parent = document ? document.body : null;\n\n    this.cols = this.options.cols;\n    this.rows = this.options.rows;\n\n    if (this.options.handler) {\n      this.on('data', this.options.handler);\n    }\n\n    this.cursorState = 0;\n    this.cursorHidden = false;\n    this._customKeyEventHandler = null;\n\n    // modes\n    this.applicationKeypad = false;\n    this.applicationCursor = false;\n    this.originMode = false;\n    this.insertMode = false;\n    this.wraparoundMode = true; // defaults: xterm - true, vt100 - false\n    this.bracketedPasteMode = false;\n\n    // charset\n    this.charset = null;\n    this.gcharset = null;\n    this.glevel = 0;\n    // TODO: Can this be just []?\n    this.charsets = [null];\n\n    this.curAttr = DEFAULT_ATTR;\n\n    this.params = [];\n    this.currentParam = 0;\n\n    // user input states\n    this.writeBuffer = [];\n    this._writeInProgress = false;\n\n    this._xoffSentToCatchUp = false;\n    // this._writeStopped = false;\n    this._userScrolling = false;\n\n    this._inputHandler = new InputHandler(this);\n    this.register(this._inputHandler);\n    // Reuse renderer if the Terminal is being recreated via a reset call.\n    this.renderer = this.renderer || null;\n    this.selectionManager = this.selectionManager || null;\n    this.linkifier = this.linkifier || new Linkifier(this);\n    this._mouseZoneManager = this._mouseZoneManager || null;\n    this.soundManager = this.soundManager || new SoundManager(this);\n\n    // Create the terminal's buffers and set the current buffer\n    this.buffers = new BufferSet(this);\n    if (this.selectionManager) {\n      this.selectionManager.clearSelection();\n      this.selectionManager.initBuffersListeners();\n    }\n  }\n\n  /**\n   * Convenience property to active buffer.\n   */\n  public get buffer(): Buffer {\n    return this.buffers.active;\n  }\n\n  /**\n   * back_color_erase feature for xterm.\n   */\n  public eraseAttr(): number {\n    // if (this.is('screen')) return DEFAULT_ATTR;\n    return (DEFAULT_ATTR & ~0x1ff) | (this.curAttr & 0x1ff);\n  }\n\n  /**\n   * Focus the terminal. Delegates focus handling to the terminal's DOM element.\n   */\n  public focus(): void {\n    if (this.textarea) {\n      this.textarea.focus();\n    }\n  }\n\n  public get isFocused(): boolean {\n    return document.activeElement === this.textarea;\n  }\n\n  /**\n   * Retrieves an option's value from the terminal.\n   * @param key The option key.\n   */\n  public getOption(key: string): any {\n    if (!(key in DEFAULT_OPTIONS)) {\n      throw new Error('No option with key \"' + key + '\"');\n    }\n\n    return this.options[key];\n  }\n\n  /**\n   * Sets an option on the terminal.\n   * @param key The option key.\n   * @param value The option value.\n   */\n  public setOption(key: string, value: any): void {\n    if (!(key in DEFAULT_OPTIONS)) {\n      throw new Error('No option with key \"' + key + '\"');\n    }\n    if (CONSTRUCTOR_ONLY_OPTIONS.indexOf(key) !== -1) {\n      console.error(`Option \"${key}\" can only be set in the constructor`);\n    }\n    if (this.options[key] === value) {\n      return;\n    }\n    switch (key) {\n      case 'bellStyle':\n        if (!value) {\n          value = 'none';\n        }\n        break;\n      case 'cursorStyle':\n        if (!value) {\n          value = 'block';\n        }\n        break;\n      case 'fontWeight':\n        if (!value) {\n          value = 'normal';\n        }\n        break;\n      case 'fontWeightBold':\n        if (!value) {\n          value = 'bold';\n        }\n        break;\n      case 'lineHeight':\n        if (value < 1) {\n          console.warn(`${key} cannot be less than 1, value: ${value}`);\n          return;\n        }\n      case 'rendererType':\n        if (!value) {\n          value = 'canvas';\n        }\n        break;\n      case 'tabStopWidth':\n        if (value < 1) {\n          console.warn(`${key} cannot be less than 1, value: ${value}`);\n          return;\n        }\n        break;\n      case 'theme':\n        // If open has been called we do not want to set options.theme as the\n        // source of truth is owned by the renderer.\n        if (this.renderer) {\n          this._setTheme(<ITheme>value);\n          return;\n        }\n        break;\n      case 'scrollback':\n        value = Math.min(value, MAX_BUFFER_SIZE);\n\n        if (value < 0) {\n          console.warn(`${key} cannot be less than 0, value: ${value}`);\n          return;\n        }\n        if (this.options[key] !== value) {\n          const newBufferLength = this.rows + value;\n          if (this.buffer.lines.length > newBufferLength) {\n            const amountToTrim = this.buffer.lines.length - newBufferLength;\n            const needsRefresh = (this.buffer.ydisp - amountToTrim < 0);\n            this.buffer.lines.trimStart(amountToTrim);\n            this.buffer.ybase = Math.max(this.buffer.ybase - amountToTrim, 0);\n            this.buffer.ydisp = Math.max(this.buffer.ydisp - amountToTrim, 0);\n            if (needsRefresh) {\n              this.refresh(0, this.rows - 1);\n            }\n          }\n        }\n        break;\n    }\n    this.options[key] = value;\n    switch (key) {\n      case 'fontFamily':\n      case 'fontSize':\n        // When the font changes the size of the cells may change which requires a renderer clear\n        if (this.renderer) {\n          this.renderer.clear();\n          this.charMeasure.measure(this.options);\n        }\n        break;\n      case 'drawBoldTextInBrightColors':\n      case 'experimentalCharAtlas':\n      case 'enableBold':\n      case 'letterSpacing':\n      case 'lineHeight':\n      case 'fontWeight':\n      case 'fontWeightBold':\n        // When the font changes the size of the cells may change which requires a renderer clear\n        if (this.renderer) {\n          this.renderer.clear();\n          this.renderer.onResize(this.cols, this.rows);\n          this.refresh(0, this.rows - 1);\n        }\n      case 'rendererType':\n        if (this.renderer) {\n          this.unregister(this.renderer);\n          this.renderer.dispose();\n          this.renderer = null;\n        }\n        this._setupRenderer();\n        this.renderer.onCharSizeChanged();\n        if (this._theme) {\n          this.renderer.setTheme(this._theme);\n        }\n        break;\n      case 'scrollback':\n        this.buffers.resize(this.cols, this.rows);\n        if (this.viewport) {\n          this.viewport.syncScrollArea();\n        }\n        break;\n      case 'screenReaderMode':\n        if (value) {\n          if (!this._accessibilityManager) {\n            this._accessibilityManager = new AccessibilityManager(this);\n          }\n        } else {\n          if (this._accessibilityManager) {\n            this._accessibilityManager.dispose();\n            this._accessibilityManager = null;\n          }\n        }\n        break;\n      case 'tabStopWidth': this.buffers.setupTabStops(); break;\n    }\n    // Inform renderer of changes\n    if (this.renderer) {\n      this.renderer.onOptionsChanged();\n    }\n  }\n\n  /**\n   * Binds the desired focus behavior on a given terminal object.\n   */\n  private _onTextAreaFocus(): void {\n    if (this.sendFocus) {\n      this.handler(C0.ESC + '[I');\n    }\n    this.element.classList.add('focus');\n    this.showCursor();\n    this.emit('focus');\n  }\n\n  /**\n   * Blur the terminal, calling the blur function on the terminal's underlying\n   * textarea.\n   */\n  public blur(): void {\n    return this.textarea.blur();\n  }\n\n  /**\n   * Binds the desired blur behavior on a given terminal object.\n   */\n  private _onTextAreaBlur(): void {\n    // Text can safely be removed on blur. Doing it earlier could interfere with\n    // screen readers reading it out.\n    this.textarea.value = '';\n    this.refresh(this.buffer.y, this.buffer.y);\n    if (this.sendFocus) {\n      this.handler(C0.ESC + '[O');\n    }\n    this.element.classList.remove('focus');\n    this.emit('blur');\n  }\n\n  /**\n   * Initialize default behavior\n   */\n  private _initGlobal(): void {\n    this._bindKeys();\n\n    // Bind clipboard functionality\n    this.register(addDisposableDomListener(this.element, 'copy', (event: ClipboardEvent) => {\n      // If mouse events are active it means the selection manager is disabled and\n      // copy should be handled by the host program.\n      if (!this.hasSelection()) {\n        return;\n      }\n      copyHandler(event, this, this.selectionManager);\n    }));\n    const pasteHandlerWrapper = (event: ClipboardEvent) => pasteHandler(event, this);\n    this.register(addDisposableDomListener(this.textarea, 'paste', pasteHandlerWrapper));\n    this.register(addDisposableDomListener(this.element, 'paste', pasteHandlerWrapper));\n\n    // Handle right click context menus\n    if (Browser.isFirefox) {\n      // Firefox doesn't appear to fire the contextmenu event on right click\n      this.register(addDisposableDomListener(this.element, 'mousedown', (event: MouseEvent) => {\n        if (event.button === 2) {\n          rightClickHandler(event, this.textarea, this.selectionManager, this.options.rightClickSelectsWord);\n        }\n      }));\n    } else {\n      this.register(addDisposableDomListener(this.element, 'contextmenu', (event: MouseEvent) => {\n        rightClickHandler(event, this.textarea, this.selectionManager, this.options.rightClickSelectsWord);\n      }));\n    }\n\n    // Move the textarea under the cursor when middle clicking on Linux to ensure\n    // middle click to paste selection works. This only appears to work in Chrome\n    // at the time is writing.\n    if (Browser.isLinux) {\n      // Use auxclick event over mousedown the latter doesn't seem to work. Note\n      // that the regular click event doesn't fire for the middle mouse button.\n      this.register(addDisposableDomListener(this.element, 'auxclick', (event: MouseEvent) => {\n        if (event.button === 1) {\n          moveTextAreaUnderMouseCursor(event, this.textarea);\n        }\n      }));\n    }\n  }\n\n  /**\n   * Apply key handling to the terminal\n   */\n  private _bindKeys(): void {\n    const self = this;\n    this.register(addDisposableDomListener(this.element, 'keydown', function (ev: KeyboardEvent): void {\n      if (document.activeElement !== this) {\n        return;\n      }\n      self._keyDown(ev);\n    }, true));\n\n    this.register(addDisposableDomListener(this.element, 'keypress', function (ev: KeyboardEvent): void {\n      if (document.activeElement !== this) {\n        return;\n      }\n      self._keyPress(ev);\n    }, true));\n\n    this.register(addDisposableDomListener(this.element, 'keyup', (ev: KeyboardEvent) => {\n      if (!wasModifierKeyOnlyEvent(ev)) {\n        this.focus();\n      }\n\n      self._keyUp(ev);\n    }, true));\n\n    this.register(addDisposableDomListener(this.textarea, 'keydown', (ev: KeyboardEvent) => this._keyDown(ev), true));\n    this.register(addDisposableDomListener(this.textarea, 'keypress', (ev: KeyboardEvent) => this._keyPress(ev), true));\n    this.register(addDisposableDomListener(this.textarea, 'compositionstart', () => this._compositionHelper.compositionstart()));\n    this.register(addDisposableDomListener(this.textarea, 'compositionupdate', (e: CompositionEvent) => this._compositionHelper.compositionupdate(e)));\n    this.register(addDisposableDomListener(this.textarea, 'compositionend', () => this._compositionHelper.compositionend()));\n    this.register(this.addDisposableListener('refresh', () => this._compositionHelper.updateCompositionElements()));\n    this.register(this.addDisposableListener('refresh', (data) => this._queueLinkification(data.start, data.end)));\n  }\n\n  /**\n   * Opens the terminal within an element.\n   *\n   * @param parent The element to create the terminal within.\n   */\n  public open(parent: HTMLElement): void {\n    this._parent = parent || this._parent;\n\n    if (!this._parent) {\n      throw new Error('Terminal requires a parent element.');\n    }\n\n    // Grab global elements\n    this._context = this._parent.ownerDocument.defaultView;\n    this._document = this._parent.ownerDocument;\n\n    this._screenDprMonitor = new ScreenDprMonitor();\n    this._screenDprMonitor.setListener(() => this.emit('dprchange', window.devicePixelRatio));\n    this.register(this._screenDprMonitor);\n\n    // Create main element container\n    this.element = this._document.createElement('div');\n    this.element.dir = 'ltr';   // xterm.css assumes LTR\n    this.element.classList.add('terminal');\n    this.element.classList.add('xterm');\n    this.element.setAttribute('tabindex', '0');\n    this._parent.appendChild(this.element);\n\n    // Performance: Use a document fragment to build the terminal\n    // viewport and helper elements detached from the DOM\n    const fragment = document.createDocumentFragment();\n    this._viewportElement = document.createElement('div');\n    this._viewportElement.classList.add('xterm-viewport');\n    fragment.appendChild(this._viewportElement);\n    this._viewportScrollArea = document.createElement('div');\n    this._viewportScrollArea.classList.add('xterm-scroll-area');\n    this._viewportElement.appendChild(this._viewportScrollArea);\n\n    this.screenElement = document.createElement('div');\n    this.screenElement.classList.add('xterm-screen');\n    // Create the container that will hold helpers like the textarea for\n    // capturing DOM Events. Then produce the helpers.\n    this._helperContainer = document.createElement('div');\n    this._helperContainer.classList.add('xterm-helpers');\n    this.screenElement.appendChild(this._helperContainer);\n    fragment.appendChild(this.screenElement);\n\n    this._mouseZoneManager = new MouseZoneManager(this);\n    this.register(this._mouseZoneManager);\n    this.register(this.addDisposableListener('scroll', () => this._mouseZoneManager.clearAll()));\n    this.linkifier.attachToDom(this._mouseZoneManager);\n\n    this.textarea = document.createElement('textarea');\n    this.textarea.classList.add('xterm-helper-textarea');\n    // TODO: New API to set title? This could say \"Terminal bash input\", etc.\n    this.textarea.setAttribute('aria-label', Strings.promptLabel);\n    this.textarea.setAttribute('aria-multiline', 'false');\n    this.textarea.setAttribute('autocorrect', 'off');\n    this.textarea.setAttribute('autocapitalize', 'off');\n    this.textarea.setAttribute('spellcheck', 'false');\n    this.textarea.tabIndex = 0;\n    this.register(addDisposableDomListener(this.textarea, 'focus', () => this._onTextAreaFocus()));\n    this.register(addDisposableDomListener(this.textarea, 'blur', () => this._onTextAreaBlur()));\n    this._helperContainer.appendChild(this.textarea);\n\n    this._compositionView = document.createElement('div');\n    this._compositionView.classList.add('composition-view');\n    this._compositionHelper = new CompositionHelper(this.textarea, this._compositionView, this);\n    this._helperContainer.appendChild(this._compositionView);\n\n    this.charMeasure = new CharMeasure(document, this._helperContainer);\n\n    // Performance: Add viewport and helper elements from the fragment\n    this.element.appendChild(fragment);\n\n    this._setupRenderer();\n    this._theme = this.options.theme;\n    this.options.theme = null;\n    this.viewport = new Viewport(this, this._viewportElement, this._viewportScrollArea, this.charMeasure);\n    this.viewport.onThemeChanged(this.renderer.colorManager.colors);\n    this.register(this.viewport);\n\n    this.register(this.addDisposableListener('cursormove', () => this.renderer.onCursorMove()));\n    this.register(this.addDisposableListener('resize', () => this.renderer.onResize(this.cols, this.rows)));\n    this.register(this.addDisposableListener('blur', () => this.renderer.onBlur()));\n    this.register(this.addDisposableListener('focus', () => this.renderer.onFocus()));\n    this.register(this.addDisposableListener('dprchange', () => this.renderer.onWindowResize(window.devicePixelRatio)));\n    // dprchange should handle this case, we need this as well for browsers that don't support the\n    // matchMedia query.\n    this.register(addDisposableDomListener(window, 'resize', () => this.renderer.onWindowResize(window.devicePixelRatio)));\n    this.register(this.charMeasure.addDisposableListener('charsizechanged', () => this.renderer.onCharSizeChanged()));\n    this.register(this.renderer.addDisposableListener('resize', (dimensions) => this.viewport.syncScrollArea()));\n\n    this.selectionManager = new SelectionManager(this, this.charMeasure);\n    this.register(addDisposableDomListener(this.element, 'mousedown', (e: MouseEvent) => this.selectionManager.onMouseDown(e)));\n    this.register(this.selectionManager.addDisposableListener('refresh', data => this.renderer.onSelectionChanged(data.start, data.end, data.columnSelectMode)));\n    this.register(this.selectionManager.addDisposableListener('newselection', text => {\n      // If there's a new selection, put it into the textarea, focus and select it\n      // in order to register it as a selection on the OS. This event is fired\n      // only on Linux to enable middle click to paste selection.\n      this.textarea.value = text;\n      this.textarea.focus();\n      this.textarea.select();\n    }));\n    this.register(this.addDisposableListener('scroll', () => {\n      this.viewport.syncScrollArea();\n      this.selectionManager.refresh();\n    }));\n    this.register(addDisposableDomListener(this._viewportElement, 'scroll', () => this.selectionManager.refresh()));\n\n    this.mouseHelper = new MouseHelper(this.renderer);\n\n    if (this.options.screenReaderMode) {\n      // Note that this must be done *after* the renderer is created in order to\n      // ensure the correct order of the dprchange event\n      this._accessibilityManager = new AccessibilityManager(this);\n    }\n\n    // Measure the character size\n    this.charMeasure.measure(this.options);\n\n    // Setup loop that draws to screen\n    this.refresh(0, this.rows - 1);\n\n    // Initialize global actions that need to be taken on the document.\n    this._initGlobal();\n\n    // Listen for mouse events and translate\n    // them into terminal mouse protocols.\n    this.bindMouse();\n\n  }\n\n  private _setupRenderer(): void {\n    switch (this.options.rendererType) {\n      case 'canvas': this.renderer = new Renderer(this, this.options.theme); break;\n      case 'dom': this.renderer = new DomRenderer(this, this.options.theme); break;\n      default: throw new Error(`Unrecognized rendererType \"${this.options.rendererType}\"`);\n    }\n    this.register(this.renderer);\n  }\n\n  /**\n   * Sets the theme on the renderer. The renderer must have been initialized.\n   * @param theme The theme to set.\n   */\n  private _setTheme(theme: ITheme): void {\n    this._theme = theme;\n    const colors = this.renderer.setTheme(theme);\n    if (this.viewport) {\n      this.viewport.onThemeChanged(colors);\n    }\n  }\n\n  /**\n   * XTerm mouse events\n   * http://invisible-island.net/xterm/ctlseqs/ctlseqs.html#Mouse%20Tracking\n   * To better understand these\n   * the xterm code is very helpful:\n   * Relevant files:\n   *   button.c, charproc.c, misc.c\n   * Relevant functions in xterm/button.c:\n   *   BtnCode, EmitButtonCode, EditorButton, SendMousePosition\n   */\n  public bindMouse(): void {\n    const el = this.element;\n    const self = this;\n    let pressed = 32;\n\n    // mouseup, mousedown, wheel\n    // left click: ^[[M 3<^[[M#3<\n    // wheel up: ^[[M`3>\n    function sendButton(ev: MouseEvent | WheelEvent): void {\n      let button;\n      let pos;\n\n      // get the xterm-style button\n      button = getButton(ev);\n\n      // get mouse coordinates\n      pos = self.mouseHelper.getRawByteCoords(ev, self.screenElement, self.charMeasure, self.options.lineHeight, self.cols, self.rows);\n      if (!pos) return;\n\n      sendEvent(button, pos);\n\n      switch ((<any>ev).overrideType || ev.type) {\n        case 'mousedown':\n          pressed = button;\n          break;\n        case 'mouseup':\n          // keep it at the left\n          // button, just in case.\n          pressed = 32;\n          break;\n        case 'wheel':\n          // nothing. don't\n          // interfere with\n          // `pressed`.\n          break;\n      }\n    }\n\n    // motion example of a left click:\n    // ^[[M 3<^[[M@4<^[[M@5<^[[M@6<^[[M@7<^[[M#7<\n    function sendMove(ev: MouseEvent): void {\n      let button = pressed;\n      const pos = self.mouseHelper.getRawByteCoords(ev, self.screenElement, self.charMeasure, self.options.lineHeight, self.cols, self.rows);\n      if (!pos) return;\n\n      // buttons marked as motions\n      // are incremented by 32\n      button += 32;\n\n      sendEvent(button, pos);\n    }\n\n    // encode button and\n    // position to characters\n    function encode(data: number[], ch: number): void {\n      if (!self.utfMouse) {\n        if (ch === 255) {\n          data.push(0);\n          return;\n        }\n        if (ch > 127) ch = 127;\n        data.push(ch);\n      } else {\n        if (ch === 2047) {\n          data.push(0);\n          return;\n        }\n        if (ch < 127) {\n          data.push(ch);\n        } else {\n          if (ch > 2047) ch = 2047;\n          data.push(0xC0 | (ch >> 6));\n          data.push(0x80 | (ch & 0x3F));\n        }\n      }\n    }\n\n    // send a mouse event:\n    // regular/utf8: ^[[M Cb Cx Cy\n    // urxvt: ^[[ Cb ; Cx ; Cy M\n    // sgr: ^[[ Cb ; Cx ; Cy M/m\n    // vt300: ^[[ 24(1/3/5)~ [ Cx , Cy ] \\r\n    // locator: CSI P e ; P b ; P r ; P c ; P p & w\n    function sendEvent(button: number, pos: {x: number, y: number}): void {\n      // self.emit('mouse', {\n      //   x: pos.x - 32,\n      //   y: pos.x - 32,\n      //   button: button\n      // });\n\n      if (self._vt300Mouse) {\n        // NOTE: Unstable.\n        // http://www.vt100.net/docs/vt3xx-gp/chapter15.html\n        button &= 3;\n        pos.x -= 32;\n        pos.y -= 32;\n        let data = C0.ESC + '[24';\n        if (button === 0) data += '1';\n        else if (button === 1) data += '3';\n        else if (button === 2) data += '5';\n        else if (button === 3) return;\n        else data += '0';\n        data += '~[' + pos.x + ',' + pos.y + ']\\r';\n        self.handler(data);\n        return;\n      }\n\n      if (self._decLocator) {\n        // NOTE: Unstable.\n        button &= 3;\n        pos.x -= 32;\n        pos.y -= 32;\n        if (button === 0) button = 2;\n        else if (button === 1) button = 4;\n        else if (button === 2) button = 6;\n        else if (button === 3) button = 3;\n        self.handler(C0.ESC + '['\n                  + button\n                  + ';'\n                  + (button === 3 ? 4 : 0)\n                  + ';'\n                  + pos.y\n                  + ';'\n                  + pos.x\n                  + ';'\n                  // Not sure what page is meant to be\n                  + (<any>pos).page || 0\n                  + '&w');\n        return;\n      }\n\n      if (self.urxvtMouse) {\n        pos.x -= 32;\n        pos.y -= 32;\n        pos.x++;\n        pos.y++;\n        self.handler(C0.ESC + '[' + button + ';' + pos.x + ';' + pos.y + 'M');\n        return;\n      }\n\n      if (self.sgrMouse) {\n        pos.x -= 32;\n        pos.y -= 32;\n        self.handler(C0.ESC + '[<'\n                  + (((button & 3) === 3 ? button & ~3 : button) - 32)\n                  + ';'\n                  + pos.x\n                  + ';'\n                  + pos.y\n                  + ((button & 3) === 3 ? 'm' : 'M'));\n        return;\n      }\n\n      const data: number[] = [];\n\n      encode(data, button);\n      encode(data, pos.x);\n      encode(data, pos.y);\n\n      self.handler(C0.ESC + '[M' + String.fromCharCode.apply(String, data));\n    }\n\n    function getButton(ev: MouseEvent): number {\n      let button;\n      let shift;\n      let meta;\n      let ctrl;\n      let mod;\n\n      // two low bits:\n      // 0 = left\n      // 1 = middle\n      // 2 = right\n      // 3 = release\n      // wheel up/down:\n      // 1, and 2 - with 64 added\n      switch ((<any>ev).overrideType || ev.type) {\n        case 'mousedown':\n          button = ev.button != null\n            ? +ev.button\n          : ev.which != null\n            ? ev.which - 1\n          : null;\n\n          if (Browser.isMSIE) {\n            button = button === 1 ? 0 : button === 4 ? 1 : button;\n          }\n          break;\n        case 'mouseup':\n          button = 3;\n          break;\n        case 'DOMMouseScroll':\n          button = ev.detail < 0\n            ? 64\n          : 65;\n          break;\n        case 'wheel':\n          button = (<WheelEvent>ev).wheelDeltaY > 0\n            ? 64\n          : 65;\n          break;\n      }\n\n      // next three bits are the modifiers:\n      // 4 = shift, 8 = meta, 16 = control\n      shift = ev.shiftKey ? 4 : 0;\n      meta = ev.metaKey ? 8 : 0;\n      ctrl = ev.ctrlKey ? 16 : 0;\n      mod = shift | meta | ctrl;\n\n      // no mods\n      if (self.vt200Mouse) {\n        // ctrl only\n        mod &= ctrl;\n      } else if (!self.normalMouse) {\n        mod = 0;\n      }\n\n      // increment to SP\n      button = (32 + (mod << 2)) + button;\n\n      return button;\n    }\n\n    this.register(addDisposableDomListener(el, 'mousedown', (ev: MouseEvent) => {\n\n      // Prevent the focus on the textarea from getting lost\n      // and make sure we get focused on mousedown\n      ev.preventDefault();\n      this.focus();\n\n      // Don't send the mouse button to the pty if mouse events are disabled or\n      // if the selection manager is having selection forced (ie. a modifier is\n      // held).\n      if (!this.mouseEvents || this.selectionManager.shouldForceSelection(ev)) {\n        return;\n      }\n\n      // send the button\n      sendButton(ev);\n\n      // fix for odd bug\n      // if (this.vt200Mouse && !this.normalMouse) {\n      if (this.vt200Mouse) {\n        (<any>ev).overrideType = 'mouseup';\n        sendButton(ev);\n        return this.cancel(ev);\n      }\n\n      // TODO: All mouse handling should be pulled into its own file.\n\n      // bind events\n      let moveHandler: (event: MouseEvent) => void;\n      if (this.normalMouse) {\n        moveHandler = (event: MouseEvent) => {\n          // Do nothing if normal mouse mode is on. This can happen if the mouse is held down when the\n          // terminal exits normalMouse mode.\n          if (!this.normalMouse) {\n            return;\n          }\n          sendMove(event);\n        };\n        // TODO: these event listeners should be managed by the disposable, the Terminal reference may\n        // be kept aroud if Terminal.dispose is fired when the mouse is down\n        this._document.addEventListener('mousemove', moveHandler);\n      }\n\n      // x10 compatibility mode can't send button releases\n      const handler = (ev: MouseEvent) => {\n        if (this.normalMouse && !this.x10Mouse) {\n          sendButton(ev);\n        }\n        if (moveHandler) {\n          // Even though this should only be attached when this.normalMouse is true, holding the\n          // mouse button down when normalMouse changes can happen. Just always try to remove it.\n          this._document.removeEventListener('mousemove', moveHandler);\n          moveHandler = null;\n        }\n        this._document.removeEventListener('mouseup', handler);\n        return this.cancel(ev);\n      };\n      this._document.addEventListener('mouseup', handler);\n\n      return this.cancel(ev);\n    }));\n\n    // if (this.normalMouse) {\n    //  on(this.document, 'mousemove', sendMove);\n    // }\n\n    this.register(addDisposableDomListener(el, 'wheel', (ev: WheelEvent) => {\n      if (!this.mouseEvents) {\n        // Convert wheel events into up/down events when the buffer does not have scrollback, this\n        // enables scrolling in apps hosted in the alt buffer such as vim or tmux.\n        if (!this.buffer.hasScrollback) {\n          const amount = this.viewport.getLinesScrolled(ev);\n\n          // Do nothing if there's no vertical scroll\n          if (amount === 0) {\n            return;\n          }\n\n          // Construct and send sequences\n          const sequence = C0.ESC + (this.applicationCursor ? 'O' : '[') + ( ev.deltaY < 0 ? 'A' : 'B');\n          let data = '';\n          for (let i = 0; i < Math.abs(amount); i++) {\n            data += sequence;\n          }\n          this.handler(data);\n        }\n        return;\n      }\n      if (this.x10Mouse || this._vt300Mouse || this._decLocator) return;\n      sendButton(ev);\n      ev.preventDefault();\n    }));\n\n    // allow wheel scrolling in\n    // the shell for example\n    this.register(addDisposableDomListener(el, 'wheel', (ev: WheelEvent) => {\n      if (this.mouseEvents) return;\n      this.viewport.onWheel(ev);\n      return this.cancel(ev);\n    }));\n\n    this.register(addDisposableDomListener(el, 'touchstart', (ev: TouchEvent) => {\n      if (this.mouseEvents) return;\n      this.viewport.onTouchStart(ev);\n      return this.cancel(ev);\n    }));\n\n    this.register(addDisposableDomListener(el, 'touchmove', (ev: TouchEvent) => {\n      if (this.mouseEvents) return;\n      this.viewport.onTouchMove(ev);\n      return this.cancel(ev);\n    }));\n  }\n\n  /**\n   * Tells the renderer to refresh terminal content between two rows (inclusive) at the next\n   * opportunity.\n   * @param start The row to start from (between 0 and this.rows - 1).\n   * @param end The row to end at (between start and this.rows - 1).\n   */\n  public refresh(start: number, end: number): void {\n    if (this.renderer) {\n      this.renderer.refreshRows(start, end);\n    }\n  }\n\n  /**\n   * Queues linkification for the specified rows.\n   * @param start The row to start from (between 0 and this.rows - 1).\n   * @param end The row to end at (between start and this.rows - 1).\n   */\n  private _queueLinkification(start: number, end: number): void {\n    if (this.linkifier) {\n      this.linkifier.linkifyRows(start, end);\n    }\n  }\n\n  /**\n   * Change the cursor style for different selection modes\n   */\n  public updateCursorStyle(ev: KeyboardEvent): void {\n    if (this.selectionManager && this.selectionManager.shouldColumnSelect(ev)) {\n      this.element.classList.add('xterm-cursor-crosshair');\n    } else {\n      this.element.classList.remove('xterm-cursor-crosshair');\n    }\n  }\n\n  /**\n   * Display the cursor element\n   */\n  public showCursor(): void {\n    if (!this.cursorState) {\n      this.cursorState = 1;\n      this.refresh(this.buffer.y, this.buffer.y);\n    }\n  }\n\n  /**\n   * Scroll the terminal down 1 row, creating a blank line.\n   * @param isWrapped Whether the new line is wrapped from the previous line.\n   */\n  public scroll(isWrapped?: boolean): void {\n    const newLine = this.blankLine(undefined, isWrapped);\n    const topRow = this.buffer.ybase + this.buffer.scrollTop;\n    const bottomRow = this.buffer.ybase + this.buffer.scrollBottom;\n\n    if (this.buffer.scrollTop === 0) {\n      // Determine whether the buffer is going to be trimmed after insertion.\n      const willBufferBeTrimmed = this.buffer.lines.length === this.buffer.lines.maxLength;\n\n      // Insert the line using the fastest method\n      if (bottomRow === this.buffer.lines.length - 1) {\n        this.buffer.lines.push(newLine);\n      } else {\n        this.buffer.lines.splice(bottomRow + 1, 0, newLine);\n      }\n\n      // Only adjust ybase and ydisp when the buffer is not trimmed\n      if (!willBufferBeTrimmed) {\n        this.buffer.ybase++;\n        // Only scroll the ydisp with ybase if the user has not scrolled up\n        if (!this._userScrolling) {\n          this.buffer.ydisp++;\n        }\n      } else {\n        // When the buffer is full and the user has scrolled up, keep the text\n        // stable unless ydisp is right at the top\n        if (this._userScrolling) {\n          this.buffer.ydisp = Math.max(this.buffer.ydisp - 1, 0);\n        }\n      }\n    } else {\n      // scrollTop is non-zero which means no line will be going to the\n      // scrollback, instead we can just shift them in-place.\n      const scrollRegionHeight = bottomRow - topRow + 1/*as it's zero-based*/;\n      this.buffer.lines.shiftElements(topRow + 1, scrollRegionHeight - 1, -1);\n      this.buffer.lines.set(bottomRow, newLine);\n    }\n\n    // Move the viewport to the bottom of the buffer unless the user is\n    // scrolling.\n    if (!this._userScrolling) {\n      this.buffer.ydisp = this.buffer.ybase;\n    }\n\n    // Flag rows that need updating\n    this.updateRange(this.buffer.scrollTop);\n    this.updateRange(this.buffer.scrollBottom);\n\n    /**\n     * This event is emitted whenever the terminal is scrolled.\n     * The one parameter passed is the new y display position.\n     *\n     * @event scroll\n     */\n    this.emit('scroll', this.buffer.ydisp);\n  }\n\n  /**\n   * Scroll the display of the terminal\n   * @param disp The number of lines to scroll down (negative scroll up).\n   * @param suppressScrollEvent Don't emit the scroll event as scrollLines. This is used\n   * to avoid unwanted events being handled by the viewport when the event was triggered from the\n   * viewport originally.\n   */\n  public scrollLines(disp: number, suppressScrollEvent?: boolean): void {\n    if (disp < 0) {\n      if (this.buffer.ydisp === 0) {\n        return;\n      }\n      this._userScrolling = true;\n    } else if (disp + this.buffer.ydisp >= this.buffer.ybase) {\n      this._userScrolling = false;\n    }\n\n    const oldYdisp = this.buffer.ydisp;\n    this.buffer.ydisp = Math.max(Math.min(this.buffer.ydisp + disp, this.buffer.ybase), 0);\n\n    // No change occurred, don't trigger scroll/refresh\n    if (oldYdisp === this.buffer.ydisp) {\n      return;\n    }\n\n    if (!suppressScrollEvent) {\n      this.emit('scroll', this.buffer.ydisp);\n    }\n\n    this.refresh(0, this.rows - 1);\n  }\n\n  /**\n   * Scroll the display of the terminal by a number of pages.\n   * @param pageCount The number of pages to scroll (negative scrolls up).\n   */\n  public scrollPages(pageCount: number): void {\n    this.scrollLines(pageCount * (this.rows - 1));\n  }\n\n  /**\n   * Scrolls the display of the terminal to the top.\n   */\n  public scrollToTop(): void {\n    this.scrollLines(-this.buffer.ydisp);\n  }\n\n  /**\n   * Scrolls the display of the terminal to the bottom.\n   */\n  public scrollToBottom(): void {\n    this.scrollLines(this.buffer.ybase - this.buffer.ydisp);\n  }\n\n  public scrollToLine(line: number): void {\n    const scrollAmount = line - this.buffer.ydisp;\n    if (scrollAmount !== 0) {\n      this.scrollLines(scrollAmount);\n    }\n  }\n\n  /**\n   * Writes text to the terminal.\n   * @param data The text to write to the terminal.\n   */\n  public write(data: string): void {\n    // Ensure the terminal isn't disposed\n    if (this._isDisposed) {\n      return;\n    }\n\n    // Ignore falsy data values (including the empty string)\n    if (!data) {\n      return;\n    }\n\n    this.writeBuffer.push(data);\n\n    // Send XOFF to pause the pty process if the write buffer becomes too large so\n    // xterm.js can catch up before more data is sent. This is necessary in order\n    // to keep signals such as ^C responsive.\n    if (this.options.useFlowControl && !this._xoffSentToCatchUp && this.writeBuffer.length >= WRITE_BUFFER_PAUSE_THRESHOLD) {\n      // XOFF - stop pty pipe\n      // XON will be triggered by emulator before processing data chunk\n      this.handler(C0.DC3);\n      this._xoffSentToCatchUp = true;\n    }\n\n    if (!this._writeInProgress && this.writeBuffer.length > 0) {\n      // Kick off a write which will write all data in sequence recursively\n      this._writeInProgress = true;\n      // Kick off an async innerWrite so more writes can come in while processing data\n      setTimeout(() => {\n        this._innerWrite();\n      });\n    }\n  }\n\n  protected _innerWrite(): void {\n    // Ensure the terminal isn't disposed\n    if (this._isDisposed) {\n      this.writeBuffer = [];\n    }\n\n    const writeBatch = this.writeBuffer.splice(0, WRITE_BATCH_SIZE);\n    while (writeBatch.length > 0) {\n      const data = writeBatch.shift();\n\n      // If XOFF was sent in order to catch up with the pty process, resume it if\n      // the writeBuffer is empty to allow more data to come in.\n      if (this._xoffSentToCatchUp && writeBatch.length === 0 && this.writeBuffer.length === 0) {\n        this.handler(C0.DC1);\n        this._xoffSentToCatchUp = false;\n      }\n\n      this._refreshStart = this.buffer.y;\n      this._refreshEnd = this.buffer.y;\n\n      // HACK: Set the parser state based on it's state at the time of return.\n      // This works around the bug #662 which saw the parser state reset in the\n      // middle of parsing escape sequence in two chunks. For some reason the\n      // state of the parser resets to 0 after exiting parser.parse. This change\n      // just sets the state back based on the correct return statement.\n\n      this._inputHandler.parse(data);\n\n      this.updateRange(this.buffer.y);\n      this.refresh(this._refreshStart, this._refreshEnd);\n    }\n    if (this.writeBuffer.length > 0) {\n      // Allow renderer to catch up before processing the next batch\n      setTimeout(() => this._innerWrite(), 0);\n    } else {\n      this._writeInProgress = false;\n    }\n  }\n\n  /**\n   * Writes text to the terminal, followed by a break line character (\\n).\n   * @param data The text to write to the terminal.\n   */\n  public writeln(data: string): void {\n    this.write(data + '\\r\\n');\n  }\n\n  /**\n   * Attaches a custom key event handler which is run before keys are processed,\n   * giving consumers of xterm.js ultimate control as to what keys should be\n   * processed by the terminal and what keys should not.\n   * @param customKeyEventHandler The custom KeyboardEvent handler to attach.\n   * This is a function that takes a KeyboardEvent, allowing consumers to stop\n   * propogation and/or prevent the default action. The function returns whether\n   * the event should be processed by xterm.js.\n   */\n  public attachCustomKeyEventHandler(customKeyEventHandler: CustomKeyEventHandler): void {\n    this._customKeyEventHandler = customKeyEventHandler;\n  }\n\n  /**\n   * Registers a link matcher, allowing custom link patterns to be matched and\n   * handled.\n   * @param regex The regular expression to search for, specifically\n   * this searches the textContent of the rows. You will want to use \\s to match\n   * a space ' ' character for example.\n   * @param handler The callback when the link is called.\n   * @param options Options for the link matcher.\n   * @return The ID of the new matcher, this can be used to deregister.\n   */\n  public registerLinkMatcher(regex: RegExp, handler: LinkMatcherHandler, options?: ILinkMatcherOptions): number {\n    const matcherId = this.linkifier.registerLinkMatcher(regex, handler, options);\n    this.refresh(0, this.rows - 1);\n    return matcherId;\n  }\n\n  /**\n   * Deregisters a link matcher if it has been registered.\n   * @param matcherId The link matcher's ID (returned after register)\n   */\n  public deregisterLinkMatcher(matcherId: number): void {\n    if (this.linkifier.deregisterLinkMatcher(matcherId)) {\n      this.refresh(0, this.rows - 1);\n    }\n  }\n\n  public registerCharacterJoiner(handler: CharacterJoinerHandler): number {\n    const joinerId = this.renderer.registerCharacterJoiner(handler);\n    this.refresh(0, this.rows - 1);\n    return joinerId;\n  }\n\n  public deregisterCharacterJoiner(joinerId: number): void {\n    if (this.renderer.deregisterCharacterJoiner(joinerId)) {\n      this.refresh(0, this.rows - 1);\n    }\n  }\n\n  public get markers(): IMarker[] {\n    return this.buffer.markers;\n  }\n\n  public addMarker(cursorYOffset: number): IMarker {\n    // Disallow markers on the alt buffer\n    if (this.buffer !== this.buffers.normal) {\n      return;\n    }\n\n    return this.buffer.addMarker(this.buffer.ybase + this.buffer.y + cursorYOffset);\n  }\n\n  /**\n   * Gets whether the terminal has an active selection.\n   */\n  public hasSelection(): boolean {\n    return this.selectionManager ? this.selectionManager.hasSelection : false;\n  }\n\n  /**\n   * Gets the terminal's current selection, this is useful for implementing copy\n   * behavior outside of xterm.js.\n   */\n  public getSelection(): string {\n    return this.selectionManager ? this.selectionManager.selectionText : '';\n  }\n\n  /**\n   * Clears the current terminal selection.\n   */\n  public clearSelection(): void {\n    if (this.selectionManager) {\n      this.selectionManager.clearSelection();\n    }\n  }\n\n  /**\n   * Selects all text within the terminal.\n   */\n  public selectAll(): void {\n    if (this.selectionManager) {\n      this.selectionManager.selectAll();\n    }\n  }\n\n  public selectLines(start: number, end: number): void {\n    if (this.selectionManager) {\n      this.selectionManager.selectLines(start, end);\n    }\n  }\n\n  /**\n   * Handle a keydown event\n   * Key Resources:\n   *   - https://developer.mozilla.org/en-US/docs/DOM/KeyboardEvent\n   * @param ev The keydown event to be handled.\n   */\n  protected _keyDown(event: KeyboardEvent): boolean {\n    if (this._customKeyEventHandler && this._customKeyEventHandler(event) === false) {\n      return false;\n    }\n\n    if (!this._compositionHelper.keydown(event)) {\n      if (this.buffer.ybase !== this.buffer.ydisp) {\n        this.scrollToBottom();\n      }\n      return false;\n    }\n\n    const result = evaluateKeyboardEvent(event, this.applicationCursor, this.browser.isMac, this.options.macOptionIsMeta);\n\n    this.updateCursorStyle(event);\n\n    // if (result.key === C0.DC3) { // XOFF\n    //   this._writeStopped = true;\n    // } else if (result.key === C0.DC1) { // XON\n    //   this._writeStopped = false;\n    // }\n\n    if (result.type === KeyboardResultType.PAGE_DOWN || result.type === KeyboardResultType.PAGE_UP) {\n      const scrollCount = this.rows - 1;\n      this.scrollLines(result.type === KeyboardResultType.PAGE_UP ? -scrollCount : scrollCount);\n      return this.cancel(event, true);\n    }\n\n    if (result.type === KeyboardResultType.SELECT_ALL) {\n      this.selectAll();\n    }\n\n    if (this._isThirdLevelShift(this.browser, event)) {\n      return true;\n    }\n\n    if (result.cancel) {\n      // The event is canceled at the end already, is this necessary?\n      this.cancel(event, true);\n    }\n\n    if (!result.key) {\n      return true;\n    }\n\n    this.emit('keydown', event);\n    this.emit('key', result.key, event);\n    this.showCursor();\n    this.handler(result.key);\n\n    return this.cancel(event, true);\n  }\n\n  private _isThirdLevelShift(browser: IBrowser, ev: IKeyboardEvent): boolean {\n    const thirdLevelKey =\n        (browser.isMac && !this.options.macOptionIsMeta && ev.altKey && !ev.ctrlKey && !ev.metaKey) ||\n        (browser.isMSWindows && ev.altKey && ev.ctrlKey && !ev.metaKey);\n\n    if (ev.type === 'keypress') {\n      return thirdLevelKey;\n    }\n\n    // Don't invoke for arrows, pageDown, home, backspace, etc. (on non-keypress events)\n    return thirdLevelKey && (!ev.keyCode || ev.keyCode > 47);\n  }\n\n  /**\n   * Set the G level of the terminal\n   * @param g\n   */\n  public setgLevel(g: number): void {\n    this.glevel = g;\n    this.charset = this.charsets[g];\n  }\n\n  /**\n   * Set the charset for the given G level of the terminal\n   * @param g\n   * @param charset\n   */\n  public setgCharset(g: number, charset: ICharset): void {\n    this.charsets[g] = charset;\n    if (this.glevel === g) {\n      this.charset = charset;\n    }\n  }\n\n  protected _keyUp(ev: KeyboardEvent): void {\n    this.updateCursorStyle(ev);\n  }\n\n  /**\n   * Handle a keypress event.\n   * Key Resources:\n   *   - https://developer.mozilla.org/en-US/docs/DOM/KeyboardEvent\n   * @param ev The keypress event to be handled.\n   */\n  protected _keyPress(ev: KeyboardEvent): boolean {\n    let key;\n\n    if (this._customKeyEventHandler && this._customKeyEventHandler(ev) === false) {\n      return false;\n    }\n\n    this.cancel(ev);\n\n    if (ev.charCode) {\n      key = ev.charCode;\n    } else if (ev.which == null) {\n      key = ev.keyCode;\n    } else if (ev.which !== 0 && ev.charCode !== 0) {\n      key = ev.which;\n    } else {\n      return false;\n    }\n\n    if (!key || (\n      (ev.altKey || ev.ctrlKey || ev.metaKey) && !this._isThirdLevelShift(this.browser, ev)\n    )) {\n      return false;\n    }\n\n    key = String.fromCharCode(key);\n\n    this.emit('keypress', key, ev);\n    this.emit('key', key, ev);\n    this.showCursor();\n    this.handler(key);\n\n    return true;\n  }\n\n  /**\n   * Ring the bell.\n   * Note: We could do sweet things with webaudio here\n   */\n  public bell(): void {\n    this.emit('bell');\n    if (this._soundBell()) {\n      this.soundManager.playBellSound();\n    }\n\n    if (this._visualBell()) {\n      this.element.classList.add('visual-bell-active');\n      clearTimeout(this._visualBellTimer);\n      this._visualBellTimer = window.setTimeout(() => {\n        this.element.classList.remove('visual-bell-active');\n      }, 200);\n    }\n  }\n\n  /**\n   * Log the current state to the console.\n   */\n  public log(text: string, data?: any): void {\n    if (!this.options.debug) return;\n    if (!this._context.console || !this._context.console.log) return;\n    this._context.console.log(text, data);\n  }\n\n  /**\n   * Log the current state as error to the console.\n   */\n  public error(text: string, data?: any): void {\n    if (!this.options.debug) return;\n    if (!this._context.console || !this._context.console.error) return;\n    this._context.console.error(text, data);\n  }\n\n  /**\n   * Resizes the terminal.\n   *\n   * @param x The number of columns to resize to.\n   * @param y The number of rows to resize to.\n   */\n  public resize(x: number, y: number): void {\n    if (isNaN(x) || isNaN(y)) {\n      return;\n    }\n\n    if (x === this.cols && y === this.rows) {\n      // Check if we still need to measure the char size (fixes #785).\n      if (this.charMeasure && (!this.charMeasure.width || !this.charMeasure.height)) {\n        this.charMeasure.measure(this.options);\n      }\n      return;\n    }\n\n    if (x < 1) x = 1;\n    if (y < 1) y = 1;\n\n    this.buffers.resize(x, y);\n\n    this.cols = x;\n    this.rows = y;\n    this.buffers.setupTabStops(this.cols);\n\n    if (this.charMeasure) {\n      this.charMeasure.measure(this.options);\n    }\n\n    this.refresh(0, this.rows - 1);\n    this.emit('resize', {cols: x, rows: y});\n  }\n\n  /**\n   * Updates the range of rows to refresh\n   * @param y The number of rows to refresh next.\n   */\n  public updateRange(y: number): void {\n    if (y < this._refreshStart) this._refreshStart = y;\n    if (y > this._refreshEnd) this._refreshEnd = y;\n    // if (y > this.refreshEnd) {\n    //   this.refreshEnd = y;\n    //   if (y > this.rows - 1) {\n    //     this.refreshEnd = this.rows - 1;\n    //   }\n    // }\n  }\n\n  /**\n   * Set the range of refreshing to the maximum value\n   */\n  public maxRange(): void {\n    this._refreshStart = 0;\n    this._refreshEnd = this.rows - 1;\n  }\n\n  /**\n   * Erase in the identified line everything from \"x\" to the end of the line (right).\n   * @param x The column from which to start erasing to the end of the line.\n   * @param y The line in which to operate.\n   */\n  public eraseRight(x: number, y: number): void {\n    const line = this.buffer.lines.get(this.buffer.ybase + y);\n    if (!line) {\n      return;\n    }\n    const ch: CharData = [this.eraseAttr(), NULL_CELL_CHAR, NULL_CELL_WIDTH, NULL_CELL_CODE]; // xterm\n    for (; x < this.cols; x++) {\n      line[x] = ch;\n    }\n    this.updateRange(y);\n  }\n\n  /**\n   * Erase in the identified line everything from \"x\" to the start of the line (left).\n   * @param x The column from which to start erasing to the start of the line.\n   * @param y The line in which to operate.\n   */\n  public eraseLeft(x: number, y: number): void {\n    const line = this.buffer.lines.get(this.buffer.ybase + y);\n    if (!line) {\n      return;\n    }\n    const ch: CharData = [this.eraseAttr(), NULL_CELL_CHAR, NULL_CELL_WIDTH, NULL_CELL_CODE]; // xterm\n    x++;\n    while (x--) {\n      line[x] = ch;\n    }\n    this.updateRange(y);\n  }\n\n  /**\n   * Clear the entire buffer, making the prompt line the new first line.\n   */\n  public clear(): void {\n    if (this.buffer.ybase === 0 && this.buffer.y === 0) {\n      // Don't clear if it's already clear\n      return;\n    }\n    this.buffer.lines.set(0, this.buffer.lines.get(this.buffer.ybase + this.buffer.y));\n    this.buffer.lines.length = 1;\n    this.buffer.ydisp = 0;\n    this.buffer.ybase = 0;\n    this.buffer.y = 0;\n    for (let i = 1; i < this.rows; i++) {\n      this.buffer.lines.push(this.blankLine());\n    }\n    this.refresh(0, this.rows - 1);\n    this.emit('scroll', this.buffer.ydisp);\n  }\n\n  /**\n   * Erase all content in the given line\n   * @param y The line to erase all of its contents.\n   */\n  public eraseLine(y: number): void {\n    this.eraseRight(0, y);\n  }\n\n  /**\n   * Return the data array of a blank line\n   * @param cur First bunch of data for each \"blank\" character.\n   * @param isWrapped Whether the new line is wrapped from the previous line.\n   * @param cols The number of columns in the terminal, if this is not\n   * set, the terminal's current column count would be used.\n   */\n  public blankLine(cur?: boolean, isWrapped?: boolean, cols?: number): LineData {\n    const attr = cur ? this.eraseAttr() : DEFAULT_ATTR;\n\n    const ch: CharData = [attr, NULL_CELL_CHAR, NULL_CELL_WIDTH, NULL_CELL_CODE]; // width defaults to 1 halfwidth character\n    const line: LineData = [];\n\n    // TODO: It is not ideal that this is a property on an array, a buffer line\n    // class should be added that will hold this data and other useful functions.\n    if (isWrapped) {\n      (<any>line).isWrapped = isWrapped;\n    }\n\n    cols = cols || this.cols;\n    for (let i = 0; i < cols; i++) {\n      line[i] = ch;\n    }\n\n    return line;\n  }\n\n  /**\n   * If cur return the back color xterm feature attribute. Else return default attribute.\n   * @param cur\n   */\n  public ch(cur?: boolean): CharData {\n    if (cur) {\n      return [this.eraseAttr(), NULL_CELL_CHAR, NULL_CELL_WIDTH, NULL_CELL_CODE];\n    }\n    return [DEFAULT_ATTR, NULL_CELL_CHAR, NULL_CELL_WIDTH, NULL_CELL_CODE];\n  }\n\n  /**\n   * Evaluate if the current terminal is the given argument.\n   * @param term The terminal name to evaluate\n   */\n  public is(term: string): boolean {\n    return (this.options.termName + '').indexOf(term) === 0;\n  }\n\n  /**\n   * Emit the 'data' event and populate the given data.\n   * @param data The data to populate in the event.\n   */\n  public handler(data: string): void {\n    // Prevents all events to pty process if stdin is disabled\n    if (this.options.disableStdin) {\n      return;\n    }\n\n    // Clear the selection if the selection manager is available and has an active selection\n    if (this.selectionManager && this.selectionManager.hasSelection) {\n      this.selectionManager.clearSelection();\n    }\n\n    // Input is being sent to the terminal, the terminal should focus the prompt.\n    if (this.buffer.ybase !== this.buffer.ydisp) {\n      this.scrollToBottom();\n    }\n    this.emit('data', data);\n  }\n\n  /**\n   * Emit the 'title' event and populate the given title.\n   * @param title The title to populate in the event.\n   */\n  public handleTitle(title: string): void {\n    /**\n     * This event is emitted when the title of the terminal is changed\n     * from inside the terminal. The parameter is the new title.\n     *\n     * @event title\n     */\n    this.emit('title', title);\n  }\n\n  /**\n   * ESC\n   */\n\n  /**\n   * ESC D Index (IND is 0x84).\n   */\n  public index(): void {\n    this.buffer.y++;\n    if (this.buffer.y > this.buffer.scrollBottom) {\n      this.buffer.y--;\n      this.scroll();\n    }\n    // If the end of the line is hit, prevent this action from wrapping around to the next line.\n    if (this.buffer.x >= this.cols) {\n      this.buffer.x--;\n    }\n  }\n\n  /**\n   * ESC M Reverse Index (RI is 0x8d).\n   *\n   * Move the cursor up one row, inserting a new blank line if necessary.\n   */\n  public reverseIndex(): void {\n    if (this.buffer.y === this.buffer.scrollTop) {\n      // possibly move the code below to term.reverseScroll();\n      // test: echo -ne '\\e[1;1H\\e[44m\\eM\\e[0m'\n      // blankLine(true) is xterm/linux behavior\n      const scrollRegionHeight = this.buffer.scrollBottom - this.buffer.scrollTop;\n      this.buffer.lines.shiftElements(this.buffer.y + this.buffer.ybase, scrollRegionHeight, 1);\n      this.buffer.lines.set(this.buffer.y + this.buffer.ybase, this.blankLine(true));\n      this.updateRange(this.buffer.scrollTop);\n      this.updateRange(this.buffer.scrollBottom);\n    } else {\n      this.buffer.y--;\n    }\n  }\n\n  /**\n   * ESC c Full Reset (RIS).\n   */\n  public reset(): void {\n    this.options.rows = this.rows;\n    this.options.cols = this.cols;\n    const customKeyEventHandler = this._customKeyEventHandler;\n    const inputHandler = this._inputHandler;\n    const cursorState = this.cursorState;\n    this._setup();\n    this._customKeyEventHandler = customKeyEventHandler;\n    this._inputHandler = inputHandler;\n    this.cursorState = cursorState;\n    this.refresh(0, this.rows - 1);\n    if (this.viewport) {\n      this.viewport.syncScrollArea();\n    }\n  }\n\n\n  /**\n   * ESC H Tab Set (HTS is 0x88).\n   */\n  public tabSet(): void {\n    this.buffer.tabs[this.buffer.x] = true;\n  }\n\n  // TODO: Remove cancel function and cancelEvents option\n  public cancel(ev: Event, force?: boolean): boolean {\n    if (!this.options.cancelEvents && !force) {\n      return;\n    }\n    ev.preventDefault();\n    ev.stopPropagation();\n    return false;\n  }\n\n  // TODO: Remove when true color is implemented\n  public matchColor(r1: number, g1: number, b1: number): number {\n    const hash = (r1 << 16) | (g1 << 8) | b1;\n\n    if (matchColorCache[hash] != null) {\n      return matchColorCache[hash];\n    }\n\n    let ldiff = Infinity;\n    let li = -1;\n    let i = 0;\n    let c: number;\n    let r2: number;\n    let g2: number;\n    let b2: number;\n    let diff: number;\n\n    for (; i < DEFAULT_ANSI_COLORS.length; i++) {\n      c = DEFAULT_ANSI_COLORS[i].rgba;\n      r2 = c >>> 24;\n      g2 = c >>> 16 & 0xFF;\n      b2 = c >>> 8 & 0xFF;\n      // assume that alpha is 0xFF\n\n      diff = matchColorDistance(r1, g1, b1, r2, g2, b2);\n\n      if (diff === 0) {\n        li = i;\n        break;\n      }\n\n      if (diff < ldiff) {\n        ldiff = diff;\n        li = i;\n      }\n    }\n\n    return matchColorCache[hash] = li;\n  }\n\n  private _visualBell(): boolean {\n    return false;\n    // return this.options.bellStyle === 'visual' ||\n    //     this.options.bellStyle === 'both';\n  }\n\n  private _soundBell(): boolean {\n    return this.options.bellStyle === 'sound';\n    // return this.options.bellStyle === 'sound' ||\n    //     this.options.bellStyle === 'both';\n  }\n}\n\n/**\n * Helpers\n */\n\nfunction wasModifierKeyOnlyEvent(ev: KeyboardEvent): boolean {\n  return ev.keyCode === 16 || // Shift\n    ev.keyCode === 17 || // Ctrl\n    ev.keyCode === 18; // Alt\n}\n\n/**\n * TODO:\n * The below color-related code can be removed when true color is implemented.\n * It's only purpose is to match true color requests with the closest matching\n * ANSI color code.\n */\n\nconst matchColorCache: {[colorRGBHash: number]: number} = {};\n\n// http://stackoverflow.com/questions/1633828\nfunction matchColorDistance(r1: number, g1: number, b1: number, r2: number, g2: number, b2: number): number {\n  return Math.pow(30 * (r1 - r2), 2)\n    + Math.pow(59 * (g1 - g2), 2)\n    + Math.pow(11 * (b1 - b2), 2);\n}\n","/**\n * Copyright (c) 2018 The xterm.js authors. All rights reserved.\n * @license MIT\n */\n\nexport let blankLine = 'Blank line';\nexport let promptLabel = 'Terminal input';\nexport let tooMuchOutput = 'Too much output to announce, navigate to rows manually to read';\n","/**\n * Copyright (c) 2018 The xterm.js authors. All rights reserved.\n * @license MIT\n */\n\nimport { ITerminal, ISoundManager } from './Types';\n\n// Source: https://freesound.org/people/altemark/sounds/45759/\n// This sound is released under the Creative Commons Attribution 3.0 Unported\n// (CC BY 3.0) license. It was created by 'altemark'. No modifications have been\n// made, apart from the conversion to base64.\nexport const DEFAULT_BELL_SOUND = 'data:audio/wav;base64,UklGRigBAABXQVZFZm10IBAAAAABAAEARKwAAIhYAQACABAAZGF0YQQBAADpAFgCwAMlBZoG/wdmCcoKRAypDQ8PbRDBEQQTOxRtFYcWlBePGIUZXhoiG88bcBz7HHIdzh0WHlMeZx51HmkeUx4WHs8dah0AHXwc3hs9G4saxRnyGBIYGBcQFv8U4RPAEoYRQBACD70NWwwHC6gJOwjWBloF7gOBAhABkf8b/qv8R/ve+Xf4Ife79W/0JfPZ8Z/wde9N7ijtE+wU6xvqM+lb6H7nw+YX5mrlxuQz5Mzje+Ma49fioeKD4nXiYeJy4pHitOL04j/jn+MN5IPkFOWs5U3mDefM55/ogOl36m7rdOyE7abuyu8D8Unyj/Pg9D/2qfcb+Yn6/vuK/Qj/lAAlAg==';\n\nexport class SoundManager implements ISoundManager {\n  private _audioContext: AudioContext;\n\n  constructor(\n    private _terminal: ITerminal\n  ) {\n  }\n\n  public playBellSound(): void {\n    const audioContextCtor: typeof AudioContext = (<any>window).AudioContext || (<any>window).webkitAudioContext;\n    if (!this._audioContext && audioContextCtor) {\n      this._audioContext = new audioContextCtor();\n    }\n\n    if (this._audioContext) {\n      const bellAudioSource = this._audioContext.createBufferSource();\n      const context = this._audioContext;\n      this._audioContext.decodeAudioData(this._base64ToArrayBuffer(this._removeMimeType(this._terminal.options.bellSound)), (buffer) => {\n        bellAudioSource.buffer = buffer;\n        bellAudioSource.connect(context.destination);\n        bellAudioSource.start(0);\n      });\n    } else {\n      console.warn('Sorry, but the Web Audio API is not supported by your browser. Please, consider upgrading to the latest version');\n    }\n  }\n\n  private _base64ToArrayBuffer(base64: string): ArrayBuffer {\n    const binaryString = window.atob(base64);\n    const len = binaryString.length;\n    const bytes = new Uint8Array(len);\n\n    for (let i = 0; i < len; i++) {\n      bytes[i] = binaryString.charCodeAt(i);\n    }\n\n    return bytes.buffer;\n  }\n\n  private _removeMimeType(dataURI: string): string {\n    // Split the input to get the mime-type and the data itself\n    const splitUri = dataURI.split(',');\n\n    // Return only the data\n    return splitUri[1];\n  }\n}\n","/**\n * Copyright (c) 2017 The xterm.js authors. All rights reserved.\n * @license MIT\n */\n\nimport { ITerminal } from './Types';\n\n/**\n * Represents a selection within the buffer. This model only cares about column\n * and row coordinates, not wide characters.\n */\nexport class SelectionModel {\n  /**\n   * Whether select all is currently active.\n   */\n  public isSelectAllActive: boolean;\n\n  /**\n   * The [x, y] position the selection starts at.\n   */\n  public selectionStart: [number, number];\n\n  /**\n   * The minimal length of the selection from the start position. When double\n   * clicking on a word, the word will be selected which makes the selection\n   * start at the start of the word and makes this variable the length.\n   */\n  public selectionStartLength: number;\n\n  /**\n   * The [x, y] position the selection ends at.\n   */\n  public selectionEnd: [number, number];\n\n  constructor(\n    private _terminal: ITerminal\n  ) {\n    this.clearSelection();\n  }\n\n  /**\n   * Clears the current selection.\n   */\n  public clearSelection(): void {\n    this.selectionStart = null;\n    this.selectionEnd = null;\n    this.isSelectAllActive = false;\n    this.selectionStartLength = 0;\n  }\n\n  /**\n   * The final selection start, taking into consideration select all.\n   */\n  public get finalSelectionStart(): [number, number] {\n    if (this.isSelectAllActive) {\n      return [0, 0];\n    }\n\n    if (!this.selectionEnd || !this.selectionStart) {\n      return this.selectionStart;\n    }\n\n    return this.areSelectionValuesReversed() ? this.selectionEnd : this.selectionStart;\n  }\n\n  /**\n   * The final selection end, taking into consideration select all, double click\n   * word selection and triple click line selection.\n   */\n  public get finalSelectionEnd(): [number, number] {\n    if (this.isSelectAllActive) {\n      return [this._terminal.cols, this._terminal.buffer.ybase + this._terminal.rows - 1];\n    }\n\n    if (!this.selectionStart) {\n      return null;\n    }\n\n    // Use the selection start + length if the end doesn't exist or they're reversed\n    if (!this.selectionEnd || this.areSelectionValuesReversed()) {\n      const startPlusLength = this.selectionStart[0] + this.selectionStartLength;\n      if (startPlusLength > this._terminal.cols) {\n        return [startPlusLength % this._terminal.cols, this.selectionStart[1] + Math.floor(startPlusLength / this._terminal.cols)];\n      }\n      return [startPlusLength, this.selectionStart[1]];\n    }\n\n    // Ensure the the word/line is selected after a double/triple click\n    if (this.selectionStartLength) {\n      // Select the larger of the two when start and end are on the same line\n      if (this.selectionEnd[1] === this.selectionStart[1]) {\n        return [Math.max(this.selectionStart[0] + this.selectionStartLength, this.selectionEnd[0]), this.selectionEnd[1]];\n      }\n    }\n    return this.selectionEnd;\n  }\n\n  /**\n   * Returns whether the selection start and end are reversed.\n   */\n  public areSelectionValuesReversed(): boolean {\n    const start = this.selectionStart;\n    const end = this.selectionEnd;\n    if (!start || !end) {\n      return false;\n    }\n    return start[1] > end[1] || (start[1] === end[1] && start[0] > end[0]);\n  }\n\n  /**\n   * Handle the buffer being trimmed, adjust the selection position.\n   * @param amount The amount the buffer is being trimmed.\n   * @return Whether a refresh is necessary.\n   */\n  public onTrim(amount: number): boolean {\n    // Adjust the selection position based on the trimmed amount.\n    if (this.selectionStart) {\n      this.selectionStart[1] -= amount;\n    }\n    if (this.selectionEnd) {\n      this.selectionEnd[1] -= amount;\n    }\n\n    // The selection has moved off the buffer, clear it.\n    if (this.selectionEnd && this.selectionEnd[1] < 0) {\n      this.clearSelection();\n      return true;\n    }\n\n    // If the selection start is trimmed, ensure the start column is 0.\n    if (this.selectionStart && this.selectionStart[1] < 0) {\n      this.selectionStart[1] = 0;\n    }\n    return false;\n  }\n}\n","/**\n * Copyright (c) 2017 The xterm.js authors. All rights reserved.\n * @license MIT\n */\n\nimport { ITerminal, ISelectionManager, IBuffer, CharData, XtermListener } from './Types';\nimport { MouseHelper } from './utils/MouseHelper';\nimport * as Browser from './shared/utils/Browser';\nimport { CharMeasure } from './ui/CharMeasure';\nimport { EventEmitter } from './EventEmitter';\nimport { SelectionModel } from './SelectionModel';\nimport { CHAR_DATA_WIDTH_INDEX, CHAR_DATA_CHAR_INDEX, CHAR_DATA_CODE_INDEX } from './Buffer';\nimport { AltClickHandler } from './handlers/AltClickHandler';\n\n/**\n * The number of pixels the mouse needs to be above or below the viewport in\n * order to scroll at the maximum speed.\n */\nconst DRAG_SCROLL_MAX_THRESHOLD = 50;\n\n/**\n * The maximum scrolling speed\n */\nconst DRAG_SCROLL_MAX_SPEED = 15;\n\n/**\n * The number of milliseconds between drag scroll updates.\n */\nconst DRAG_SCROLL_INTERVAL = 50;\n\n/**\n * The maximum amount of time that can have elapsed for an alt click to move the\n * cursor.\n */\nconst ALT_CLICK_MOVE_CURSOR_TIME = 500;\n\n/**\n * A string containing all characters that are considered word separated by the\n * double click to select work logic.\n */\nconst WORD_SEPARATORS = ' ()[]{}\\'\"';\n\nconst NON_BREAKING_SPACE_CHAR = String.fromCharCode(160);\nconst ALL_NON_BREAKING_SPACE_REGEX = new RegExp(NON_BREAKING_SPACE_CHAR, 'g');\n\n/**\n * Represents a position of a word on a line.\n */\ninterface IWordPosition {\n  start: number;\n  length: number;\n}\n\n/**\n * A selection mode, this drives how the selection behaves on mouse move.\n */\nexport const enum SelectionMode {\n  NORMAL,\n  WORD,\n  LINE,\n  COLUMN\n}\n\n/**\n * A class that manages the selection of the terminal. With help from\n * SelectionModel, SelectionManager handles with all logic associated with\n * dealing with the selection, including handling mouse interaction, wide\n * characters and fetching the actual text within the selection. Rendering is\n * not handled by the SelectionManager but a 'refresh' event is fired when the\n * selection is ready to be redrawn.\n */\nexport class SelectionManager extends EventEmitter implements ISelectionManager {\n  protected _model: SelectionModel;\n\n  /**\n   * The amount to scroll every drag scroll update (depends on how far the mouse\n   * drag is above or below the terminal).\n   */\n  private _dragScrollAmount: number;\n\n  /**\n   * The current selection mode.\n   */\n  protected _activeSelectionMode: SelectionMode;\n\n  /**\n   * A setInterval timer that is active while the mouse is down whose callback\n   * scrolls the viewport when necessary.\n   */\n  private _dragScrollIntervalTimer: NodeJS.Timer;\n\n  /**\n   * The animation frame ID used for refreshing the selection.\n   */\n  private _refreshAnimationFrame: number;\n\n  /**\n   * Whether selection is enabled.\n   */\n  private _enabled = true;\n\n  private _mouseMoveListener: EventListener;\n  private _mouseUpListener: EventListener;\n  private _trimListener: XtermListener;\n\n  private _mouseDownTimeStamp: number;\n\n  constructor(\n    private _terminal: ITerminal,\n    private _charMeasure: CharMeasure\n  ) {\n    super();\n    this._initListeners();\n    this.enable();\n\n    this._model = new SelectionModel(_terminal);\n    this._activeSelectionMode = SelectionMode.NORMAL;\n  }\n\n  public dispose(): void {\n    super.dispose();\n    this._removeMouseDownListeners();\n  }\n\n  private get _buffer(): IBuffer {\n    return this._terminal.buffers.active;\n  }\n\n  /**\n   * Initializes listener variables.\n   */\n  private _initListeners(): void {\n    this._mouseMoveListener = event => this._onMouseMove(<MouseEvent>event);\n    this._mouseUpListener = event => this._onMouseUp(<MouseEvent>event);\n    this._trimListener = (amount: number) => this._onTrim(amount);\n\n    this.initBuffersListeners();\n  }\n\n  public initBuffersListeners(): void {\n    this._terminal.buffer.lines.on('trim', this._trimListener);\n    this._terminal.buffers.on('activate', e => this._onBufferActivate(e));\n  }\n\n  /**\n   * Disables the selection manager. This is useful for when terminal mouse\n   * are enabled.\n   */\n  public disable(): void {\n    this.clearSelection();\n    this._enabled = false;\n  }\n\n  /**\n   * Enable the selection manager.\n   */\n  public enable(): void {\n    this._enabled = true;\n  }\n\n  public get selectionStart(): [number, number] { return this._model.finalSelectionStart; }\n  public get selectionEnd(): [number, number] { return this._model.finalSelectionEnd; }\n\n  /**\n   * Gets whether there is an active text selection.\n   */\n  public get hasSelection(): boolean {\n    const start = this._model.finalSelectionStart;\n    const end = this._model.finalSelectionEnd;\n    if (!start || !end) {\n      return false;\n    }\n    return start[0] !== end[0] || start[1] !== end[1];\n  }\n\n  /**\n   * Gets the text currently selected.\n   */\n  public get selectionText(): string {\n    const start = this._model.finalSelectionStart;\n    const end = this._model.finalSelectionEnd;\n    if (!start || !end) {\n      return '';\n    }\n\n    const result: string[] = [];\n\n    if (this._activeSelectionMode === SelectionMode.COLUMN) {\n      // Ignore zero width selections\n      if (start[0] === end[0]) {\n        return '';\n      }\n\n      for (let i = start[1]; i <= end[1]; i++) {\n        const lineText = this._buffer.translateBufferLineToString(i, true, start[0], end[0]);\n        result.push(lineText);\n      }\n    } else {\n      // Get first row\n      const startRowEndCol = start[1] === end[1] ? end[0] : null;\n      result.push(this._buffer.translateBufferLineToString(start[1], true, start[0], startRowEndCol));\n\n      // Get middle rows\n      for (let i = start[1] + 1; i <= end[1] - 1; i++) {\n        const bufferLine = this._buffer.lines.get(i);\n        const lineText = this._buffer.translateBufferLineToString(i, true);\n        if ((<any>bufferLine).isWrapped) {\n          result[result.length - 1] += lineText;\n        } else {\n          result.push(lineText);\n        }\n      }\n\n      // Get final row\n      if (start[1] !== end[1]) {\n        const bufferLine = this._buffer.lines.get(end[1]);\n        const lineText = this._buffer.translateBufferLineToString(end[1], true, 0, end[0]);\n        if ((<any>bufferLine).isWrapped) {\n          result[result.length - 1] += lineText;\n        } else {\n          result.push(lineText);\n        }\n      }\n    }\n\n    // Format string by replacing non-breaking space chars with regular spaces\n    // and joining the array into a multi-line string.\n    const formattedResult = result.map(line => {\n      return line.replace(ALL_NON_BREAKING_SPACE_REGEX, ' ');\n    }).join(Browser.isMSWindows ? '\\r\\n' : '\\n');\n\n    return formattedResult;\n  }\n\n  /**\n   * Clears the current terminal selection.\n   */\n  public clearSelection(): void {\n    this._model.clearSelection();\n    this._removeMouseDownListeners();\n    this.refresh();\n  }\n\n  /**\n   * Queues a refresh, redrawing the selection on the next opportunity.\n   * @param isNewSelection Whether the selection should be registered as a new\n   * selection on Linux.\n   */\n  public refresh(isNewSelection?: boolean): void {\n    // Queue the refresh for the renderer\n    if (!this._refreshAnimationFrame) {\n      this._refreshAnimationFrame = window.requestAnimationFrame(() => this._refresh());\n    }\n\n    // If the platform is Linux and the refresh call comes from a mouse event,\n    // we need to update the selection for middle click to paste selection.\n    if (Browser.isLinux && isNewSelection) {\n      const selectionText = this.selectionText;\n      if (selectionText.length) {\n        this.emit('newselection', this.selectionText);\n      }\n    }\n  }\n\n  /**\n   * Fires the refresh event, causing consumers to pick it up and redraw the\n   * selection state.\n   */\n  private _refresh(): void {\n    this._refreshAnimationFrame = null;\n    this.emit('refresh', {\n      start: this._model.finalSelectionStart,\n      end: this._model.finalSelectionEnd,\n      columnSelectMode: this._activeSelectionMode === SelectionMode.COLUMN\n    });\n  }\n\n  /**\n   * Checks if the current click was inside the current selection\n   * @param event The mouse event\n   */\n  public isClickInSelection(event: MouseEvent): boolean {\n    const coords = this._getMouseBufferCoords(event);\n    const start = this._model.finalSelectionStart;\n    const end = this._model.finalSelectionEnd;\n\n    if (!start || !end) {\n      return false;\n    }\n\n    return (coords[1] > start[1] && coords[1] < end[1]) ||\n        (start[1] === end[1] && coords[1] === start[1] && coords[0] > start[0] && coords[0] < end[0]) ||\n        (start[1] < end[1] && coords[1] === end[1] && coords[0] < end[0]);\n  }\n\n  /**\n   * Selects word at the current mouse event coordinates.\n   * @param event The mouse event.\n   */\n  public selectWordAtCursor(event: MouseEvent): void {\n    const coords = this._getMouseBufferCoords(event);\n    if (coords) {\n      this._selectWordAt(coords, false);\n      this._model.selectionEnd = null;\n      this.refresh(true);\n    }\n  }\n\n  /**\n   * Selects all text within the terminal.\n   */\n  public selectAll(): void {\n    this._model.isSelectAllActive = true;\n    this.refresh();\n    this._terminal.emit('selection');\n  }\n\n  public selectLines(start: number, end: number): void {\n    this._model.clearSelection();\n    start = Math.max(start, 0);\n    end = Math.min(end, this._terminal.buffer.lines.length - 1);\n    this._model.selectionStart = [0, start];\n    this._model.selectionEnd = [this._terminal.cols, end];\n    this.refresh();\n    this._terminal.emit('selection');\n  }\n\n  /**\n   * Handle the buffer being trimmed, adjust the selection position.\n   * @param amount The amount the buffer is being trimmed.\n   */\n  private _onTrim(amount: number): void {\n    const needsRefresh = this._model.onTrim(amount);\n    if (needsRefresh) {\n      this.refresh();\n    }\n  }\n\n  /**\n   * Gets the 0-based [x, y] buffer coordinates of the current mouse event.\n   * @param event The mouse event.\n   */\n  private _getMouseBufferCoords(event: MouseEvent): [number, number] {\n    const coords = this._terminal.mouseHelper.getCoords(event, this._terminal.screenElement, this._charMeasure, this._terminal.options.lineHeight, this._terminal.cols, this._terminal.rows, true);\n    if (!coords) {\n      return null;\n    }\n\n    // Convert to 0-based\n    coords[0]--;\n    coords[1]--;\n\n    // Convert viewport coords to buffer coords\n    coords[1] += this._terminal.buffer.ydisp;\n    return coords;\n  }\n\n  /**\n   * Gets the amount the viewport should be scrolled based on how far out of the\n   * terminal the mouse is.\n   * @param event The mouse event.\n   */\n  private _getMouseEventScrollAmount(event: MouseEvent): number {\n    let offset = MouseHelper.getCoordsRelativeToElement(event, this._terminal.screenElement)[1];\n    const terminalHeight = this._terminal.rows * Math.ceil(this._charMeasure.height * this._terminal.options.lineHeight);\n    if (offset >= 0 && offset <= terminalHeight) {\n      return 0;\n    }\n    if (offset > terminalHeight) {\n      offset -= terminalHeight;\n    }\n\n    offset = Math.min(Math.max(offset, -DRAG_SCROLL_MAX_THRESHOLD), DRAG_SCROLL_MAX_THRESHOLD);\n    offset /= DRAG_SCROLL_MAX_THRESHOLD;\n    return (offset / Math.abs(offset)) + Math.round(offset * (DRAG_SCROLL_MAX_SPEED - 1));\n  }\n\n  /**\n   * Returns whether the selection manager should force selection, regardless of\n   * whether the terminal is in mouse events mode.\n   * @param event The mouse event.\n   */\n  public shouldForceSelection(event: MouseEvent): boolean {\n    if (Browser.isMac) {\n      return event.altKey && this._terminal.options.macOptionClickForcesSelection;\n    }\n\n    return event.shiftKey;\n  }\n\n  /**\n   * Handles te mousedown event, setting up for a new selection.\n   * @param event The mousedown event.\n   */\n  public onMouseDown(event: MouseEvent): void {\n    this._mouseDownTimeStamp = event.timeStamp;\n    // If we have selection, we want the context menu on right click even if the\n    // terminal is in mouse mode.\n    if (event.button === 2 && this.hasSelection) {\n      return;\n    }\n\n    // Only action the primary button\n    if (event.button !== 0) {\n      return;\n    }\n\n    // Allow selection when using a specific modifier key, even when disabled\n    if (!this._enabled) {\n      if (!this.shouldForceSelection(event)) {\n        return;\n      }\n\n      // Don't send the mouse down event to the current process, we want to select\n      event.stopPropagation();\n    }\n\n    // Tell the browser not to start a regular selection\n    event.preventDefault();\n\n    // Reset drag scroll state\n    this._dragScrollAmount = 0;\n\n    if (this._enabled && event.shiftKey) {\n      this._onIncrementalClick(event);\n    } else {\n      if (event.detail === 1) {\n        this._onSingleClick(event);\n      } else if (event.detail === 2) {\n        this._onDoubleClick(event);\n      } else if (event.detail === 3) {\n        this._onTripleClick(event);\n      }\n    }\n\n    this._addMouseDownListeners();\n    this.refresh(true);\n  }\n\n  /**\n   * Adds listeners when mousedown is triggered.\n   */\n  private _addMouseDownListeners(): void {\n    // Listen on the document so that dragging outside of viewport works\n    this._terminal.element.ownerDocument.addEventListener('mousemove', this._mouseMoveListener);\n    this._terminal.element.ownerDocument.addEventListener('mouseup', this._mouseUpListener);\n    this._dragScrollIntervalTimer = setInterval(() => this._dragScroll(), DRAG_SCROLL_INTERVAL);\n  }\n\n  /**\n   * Removes the listeners that are registered when mousedown is triggered.\n   */\n  private _removeMouseDownListeners(): void {\n    if (this._terminal.element.ownerDocument) {\n      this._terminal.element.ownerDocument.removeEventListener('mousemove', this._mouseMoveListener);\n      this._terminal.element.ownerDocument.removeEventListener('mouseup', this._mouseUpListener);\n    }\n    clearInterval(this._dragScrollIntervalTimer);\n    this._dragScrollIntervalTimer = null;\n  }\n\n  /**\n   * Performs an incremental click, setting the selection end position to the mouse\n   * position.\n   * @param event The mouse event.\n   */\n  private _onIncrementalClick(event: MouseEvent): void {\n    if (this._model.selectionStart) {\n      this._model.selectionEnd = this._getMouseBufferCoords(event);\n    }\n  }\n\n  /**\n   * Performs a single click, resetting relevant state and setting the selection\n   * start position.\n   * @param event The mouse event.\n   */\n  private _onSingleClick(event: MouseEvent): void {\n    this._model.selectionStartLength = 0;\n    this._model.isSelectAllActive = false;\n    this._activeSelectionMode = this.shouldColumnSelect(event) ? SelectionMode.COLUMN : SelectionMode.NORMAL;\n\n    // Initialize the new selection\n    this._model.selectionStart = this._getMouseBufferCoords(event);\n    if (!this._model.selectionStart) {\n      return;\n    }\n    this._model.selectionEnd = null;\n\n    // Ensure the line exists\n    const line = this._buffer.lines.get(this._model.selectionStart[1]);\n    if (!line) {\n      return;\n    }\n\n    // Return early if the click event is not in the buffer (eg. in scroll bar)\n    if (line.length >= this._model.selectionStart[0]) {\n      return;\n    }\n\n    // If the mouse is over the second half of a wide character, adjust the\n    // selection to cover the whole character\n    const char = line[this._model.selectionStart[0]];\n    if (char[CHAR_DATA_WIDTH_INDEX] === 0) {\n      this._model.selectionStart[0]++;\n    }\n  }\n\n  /**\n   * Performs a double click, selecting the current work.\n   * @param event The mouse event.\n   */\n  private _onDoubleClick(event: MouseEvent): void {\n    const coords = this._getMouseBufferCoords(event);\n    if (coords) {\n      this._activeSelectionMode = SelectionMode.WORD;\n      this._selectWordAt(coords, true);\n    }\n  }\n\n  /**\n   * Performs a triple click, selecting the current line and activating line\n   * select mode.\n   * @param event The mouse event.\n   */\n  private _onTripleClick(event: MouseEvent): void {\n    const coords = this._getMouseBufferCoords(event);\n    if (coords) {\n      this._activeSelectionMode = SelectionMode.LINE;\n      this._selectLineAt(coords[1]);\n    }\n  }\n\n  /**\n   * Returns whether the selection manager should operate in column select mode\n   * @param event the mouse or keyboard event\n   */\n  public shouldColumnSelect(event: KeyboardEvent | MouseEvent): boolean {\n    return event.altKey && !(Browser.isMac && this._terminal.options.macOptionClickForcesSelection);\n  }\n\n  /**\n   * Handles the mousemove event when the mouse button is down, recording the\n   * end of the selection and refreshing the selection.\n   * @param event The mousemove event.\n   */\n  private _onMouseMove(event: MouseEvent): void {\n    // If the mousemove listener is active it means that a selection is\n    // currently being made, we should stop propogation to prevent mouse events\n    // to be sent to the pty.\n    event.stopImmediatePropagation();\n\n    // Record the previous position so we know whether to redraw the selection\n    // at the end.\n    const previousSelectionEnd = this._model.selectionEnd ? [this._model.selectionEnd[0], this._model.selectionEnd[1]] : null;\n\n    // Set the initial selection end based on the mouse coordinates\n    this._model.selectionEnd = this._getMouseBufferCoords(event);\n    if (!this._model.selectionEnd) {\n      this.refresh(true);\n      return;\n    }\n\n    // Select the entire line if line select mode is active.\n    if (this._activeSelectionMode === SelectionMode.LINE) {\n      if (this._model.selectionEnd[1] < this._model.selectionStart[1]) {\n        this._model.selectionEnd[0] = 0;\n      } else {\n        this._model.selectionEnd[0] = this._terminal.cols;\n      }\n    } else if (this._activeSelectionMode === SelectionMode.WORD) {\n      this._selectToWordAt(this._model.selectionEnd);\n    }\n\n    // Determine the amount of scrolling that will happen.\n    this._dragScrollAmount = this._getMouseEventScrollAmount(event);\n\n    // If the cursor was above or below the viewport, make sure it's at the\n    // start or end of the viewport respectively. This should only happen when\n    // NOT in column select mode.\n    if (this._activeSelectionMode !== SelectionMode.COLUMN) {\n      if (this._dragScrollAmount > 0) {\n        this._model.selectionEnd[0] = this._terminal.cols;\n      } else if (this._dragScrollAmount < 0) {\n        this._model.selectionEnd[0] = 0;\n      }\n    }\n\n    // If the character is a wide character include the cell to the right in the\n    // selection. Note that selections at the very end of the line will never\n    // have a character.\n    if (this._model.selectionEnd[1] < this._buffer.lines.length) {\n      const char = this._buffer.lines.get(this._model.selectionEnd[1])[this._model.selectionEnd[0]];\n      if (char && char[CHAR_DATA_WIDTH_INDEX] === 0) {\n        this._model.selectionEnd[0]++;\n      }\n    }\n\n    // Only draw here if the selection changes.\n    if (!previousSelectionEnd ||\n      previousSelectionEnd[0] !== this._model.selectionEnd[0] ||\n      previousSelectionEnd[1] !== this._model.selectionEnd[1]) {\n      this.refresh(true);\n    }\n  }\n\n  /**\n   * The callback that occurs every DRAG_SCROLL_INTERVAL ms that does the\n   * scrolling of the viewport.\n   */\n  private _dragScroll(): void {\n    if (this._dragScrollAmount) {\n      this._terminal.scrollLines(this._dragScrollAmount, false);\n      // Re-evaluate selection\n      // If the cursor was above or below the viewport, make sure it's at the\n      // start or end of the viewport respectively. This should only happen when\n      // NOT in column select mode.\n      if (this._dragScrollAmount > 0) {\n        if (this._activeSelectionMode !== SelectionMode.COLUMN) {\n          this._model.selectionEnd[0] = this._terminal.cols;\n        }\n        this._model.selectionEnd[1] = Math.min(this._terminal.buffer.ydisp + this._terminal.rows, this._terminal.buffer.lines.length - 1);\n      } else {\n        if (this._activeSelectionMode !== SelectionMode.COLUMN) {\n          this._model.selectionEnd[0] = 0;\n        }\n        this._model.selectionEnd[1] = this._terminal.buffer.ydisp;\n      }\n      this.refresh();\n    }\n  }\n\n  /**\n   * Handles the mouseup event, removing the mousedown listeners.\n   * @param event The mouseup event.\n   */\n  private _onMouseUp(event: MouseEvent): void {\n    const timeElapsed = event.timeStamp - this._mouseDownTimeStamp;\n\n    this._removeMouseDownListeners();\n\n    if (this.selectionText.length <= 1 && timeElapsed < ALT_CLICK_MOVE_CURSOR_TIME) {\n      (new AltClickHandler(event, this._terminal)).move();\n    } else if (this.hasSelection) {\n      this._terminal.emit('selection');\n    }\n  }\n\n  private _onBufferActivate(e: {activeBuffer: IBuffer, inactiveBuffer: IBuffer}): void {\n    this.clearSelection();\n    // Only adjust the selection on trim, shiftElements is rarely used (only in\n    // reverseIndex) and delete in a splice is only ever used when the same\n    // number of elements was just added. Given this is could actually be\n    // beneficial to leave the selection as is for these cases.\n    e.inactiveBuffer.lines.off('trim', this._trimListener);\n    e.activeBuffer.lines.on('trim', this._trimListener);\n  }\n\n  /**\n   * Converts a viewport column to the character index on the buffer line, the\n   * latter takes into account wide characters.\n   * @param coords The coordinates to find the 2 index for.\n   */\n  private _convertViewportColToCharacterIndex(bufferLine: any, coords: [number, number]): number {\n    let charIndex = coords[0];\n    for (let i = 0; coords[0] >= i; i++) {\n      const char = bufferLine[i];\n      if (char[CHAR_DATA_WIDTH_INDEX] === 0) {\n        // Wide characters aren't included in the line string so decrement the\n        // index so the index is back on the wide character.\n        charIndex--;\n      } else if (char[CHAR_DATA_CHAR_INDEX].length > 1 && coords[0] !== i) {\n        // Emojis take up multiple characters, so adjust accordingly. For these\n        // we don't want ot include the character at the column as we're\n        // returning the start index in the string, not the end index.\n        charIndex += char[CHAR_DATA_CHAR_INDEX].length - 1;\n      }\n    }\n    return charIndex;\n  }\n\n  public setSelection(col: number, row: number, length: number): void {\n    this._model.clearSelection();\n    this._removeMouseDownListeners();\n    this._model.selectionStart = [col, row];\n    this._model.selectionStartLength = length;\n    this.refresh();\n  }\n\n  /**\n   * Gets positional information for the word at the coordinated specified.\n   * @param coords The coordinates to get the word at.\n   */\n  private _getWordAt(coords: [number, number], allowWhitespaceOnlySelection: boolean, followWrappedLinesAbove: boolean = true, followWrappedLinesBelow: boolean = true): IWordPosition {\n    // Ensure coords are within viewport (eg. not within scroll bar)\n    if (coords[0] >= this._terminal.cols) {\n      return null;\n    }\n\n    const bufferLine = this._buffer.lines.get(coords[1]);\n    if (!bufferLine) {\n      return null;\n    }\n\n    const line = this._buffer.translateBufferLineToString(coords[1], false);\n\n    // Get actual index, taking into consideration wide characters\n    let startIndex = this._convertViewportColToCharacterIndex(bufferLine, coords);\n    let endIndex = startIndex;\n\n    // Record offset to be used later\n    const charOffset = coords[0] - startIndex;\n    let leftWideCharCount = 0;\n    let rightWideCharCount = 0;\n    let leftLongCharOffset = 0;\n    let rightLongCharOffset = 0;\n\n    if (line.charAt(startIndex) === ' ') {\n      // Expand until non-whitespace is hit\n      while (startIndex > 0 && line.charAt(startIndex - 1) === ' ') {\n        startIndex--;\n      }\n      while (endIndex < line.length && line.charAt(endIndex + 1) === ' ') {\n        endIndex++;\n      }\n    } else {\n      // Expand until whitespace is hit. This algorithm works by scanning left\n      // and right from the starting position, keeping both the index format\n      // (line) and the column format (bufferLine) in sync. When a wide\n      // character is hit, it is recorded and the column index is adjusted.\n      let startCol = coords[0];\n      let endCol = coords[0];\n\n      // Consider the initial position, skip it and increment the wide char\n      // variable\n      if (bufferLine[startCol][CHAR_DATA_WIDTH_INDEX] === 0) {\n        leftWideCharCount++;\n        startCol--;\n      }\n      if (bufferLine[endCol][CHAR_DATA_WIDTH_INDEX] === 2) {\n        rightWideCharCount++;\n        endCol++;\n      }\n\n      // Adjust the end index for characters whose length are > 1 (emojis)\n      if (bufferLine[endCol][CHAR_DATA_CHAR_INDEX].length > 1) {\n        rightLongCharOffset += bufferLine[endCol][CHAR_DATA_CHAR_INDEX].length - 1;\n        endIndex += bufferLine[endCol][CHAR_DATA_CHAR_INDEX].length - 1;\n      }\n\n      // Expand the string in both directions until a space is hit\n      while (startCol > 0 && startIndex > 0 && !this._isCharWordSeparator(bufferLine[startCol - 1])) {\n        const char = bufferLine[startCol - 1];\n        if (char[CHAR_DATA_WIDTH_INDEX] === 0) {\n          // If the next character is a wide char, record it and skip the column\n          leftWideCharCount++;\n          startCol--;\n        } else if (char[CHAR_DATA_CHAR_INDEX].length > 1) {\n          // If the next character's string is longer than 1 char (eg. emoji),\n          // adjust the index\n          leftLongCharOffset += char[CHAR_DATA_CHAR_INDEX].length - 1;\n          startIndex -= char[CHAR_DATA_CHAR_INDEX].length - 1;\n        }\n        startIndex--;\n        startCol--;\n      }\n      while (endCol < bufferLine.length && endIndex + 1 < line.length && !this._isCharWordSeparator(bufferLine[endCol + 1])) {\n        const char = bufferLine[endCol + 1];\n        if (char[CHAR_DATA_WIDTH_INDEX] === 2) {\n          // If the next character is a wide char, record it and skip the column\n          rightWideCharCount++;\n          endCol++;\n        } else if (char[CHAR_DATA_CHAR_INDEX].length > 1) {\n          // If the next character's string is longer than 1 char (eg. emoji),\n          // adjust the index\n          rightLongCharOffset += char[CHAR_DATA_CHAR_INDEX].length - 1;\n          endIndex += char[CHAR_DATA_CHAR_INDEX].length - 1;\n        }\n        endIndex++;\n        endCol++;\n      }\n    }\n\n    // Incremenet the end index so it is at the start of the next character\n    endIndex++;\n\n    // Calculate the start _column_, converting the the string indexes back to\n    // column coordinates.\n    let start =\n        startIndex // The index of the selection's start char in the line string\n        + charOffset // The difference between the initial char's column and index\n        - leftWideCharCount // The number of wide chars left of the initial char\n        + leftLongCharOffset; // The number of additional chars left of the initial char added by columns with strings longer than 1 (emojis)\n\n    // Calculate the length in _columns_, converting the the string indexes back\n    // to column coordinates.\n    let length = Math.min(this._terminal.cols, // Disallow lengths larger than the terminal cols\n        endIndex // The index of the selection's end char in the line string\n        - startIndex // The index of the selection's start char in the line string\n        + leftWideCharCount // The number of wide chars left of the initial char\n        + rightWideCharCount // The number of wide chars right of the initial char (inclusive)\n        - leftLongCharOffset // The number of additional chars left of the initial char added by columns with strings longer than 1 (emojis)\n        - rightLongCharOffset); // The number of additional chars right of the initial char (inclusive) added by columns with strings longer than 1 (emojis)\n\n    if (!allowWhitespaceOnlySelection && line.slice(startIndex, endIndex).trim() === '') {\n      return null;\n    }\n\n    // Recurse upwards if the line is wrapped and the word wraps to the above line\n    if (followWrappedLinesAbove) {\n      if (start === 0 && bufferLine[0][CHAR_DATA_CODE_INDEX] !== 32 /*' '*/) {\n        const previousBufferLine = this._buffer.lines.get(coords[1] - 1);\n        if (previousBufferLine && (<any>bufferLine).isWrapped && previousBufferLine[this._terminal.cols - 1][CHAR_DATA_CODE_INDEX] !== 32 /*' '*/) {\n          const previousLineWordPosition = this._getWordAt([this._terminal.cols - 1, coords[1] - 1], false, true, false);\n          if (previousLineWordPosition) {\n            const offset = this._terminal.cols - previousLineWordPosition.start;\n            start -= offset;\n            length += offset;\n          }\n        }\n      }\n    }\n\n    // Recurse downwards if the line is wrapped and the word wraps to the next line\n    if (followWrappedLinesBelow) {\n      if (start + length === this._terminal.cols && bufferLine[this._terminal.cols - 1][CHAR_DATA_CODE_INDEX] !== 32 /*' '*/) {\n        const nextBufferLine = this._buffer.lines.get(coords[1] + 1);\n        if (nextBufferLine && (<any>nextBufferLine).isWrapped && nextBufferLine[0][CHAR_DATA_CODE_INDEX] !== 32 /*' '*/) {\n          const nextLineWordPosition = this._getWordAt([0, coords[1] + 1], false, false, true);\n          if (nextLineWordPosition) {\n            length += nextLineWordPosition.length;\n          }\n        }\n      }\n    }\n\n    return { start, length };\n  }\n\n  /**\n   * Selects the word at the coordinates specified.\n   * @param coords The coordinates to get the word at.\n   * @param allowWhitespaceOnlySelection If whitespace should be selected\n   */\n  protected _selectWordAt(coords: [number, number], allowWhitespaceOnlySelection: boolean): void {\n    const wordPosition = this._getWordAt(coords, allowWhitespaceOnlySelection);\n    if (wordPosition) {\n      // Adjust negative start value\n      while (wordPosition.start < 0) {\n        wordPosition.start += this._terminal.cols;\n        coords[1]--;\n      }\n      this._model.selectionStart = [wordPosition.start, coords[1]];\n      this._model.selectionStartLength = wordPosition.length;\n    }\n  }\n\n  /**\n   * Sets the selection end to the word at the coordinated specified.\n   * @param coords The coordinates to get the word at.\n   */\n  private _selectToWordAt(coords: [number, number]): void {\n    const wordPosition = this._getWordAt(coords, true);\n    if (wordPosition) {\n      let endRow = coords[1];\n\n      // Adjust negative start value\n      while (wordPosition.start < 0) {\n        wordPosition.start += this._terminal.cols;\n        endRow--;\n      }\n\n      // Adjust wrapped length value, this only needs to happen when values are reversed as in that\n      // case we're interested in the start of the word, not the end\n      if (!this._model.areSelectionValuesReversed()) {\n        while (wordPosition.start + wordPosition.length > this._terminal.cols) {\n          wordPosition.length -= this._terminal.cols;\n          endRow++;\n        }\n      }\n\n      this._model.selectionEnd = [this._model.areSelectionValuesReversed() ? wordPosition.start : wordPosition.start + wordPosition.length, endRow];\n    }\n  }\n\n  /**\n   * Gets whether the character is considered a word separator by the select\n   * word logic.\n   * @param char The character to check.\n   */\n  private _isCharWordSeparator(charData: CharData): boolean {\n    // Zero width characters are never separators as they are always to the\n    // right of wide characters\n    if (charData[CHAR_DATA_WIDTH_INDEX] === 0) {\n      return false;\n    }\n    return WORD_SEPARATORS.indexOf(charData[CHAR_DATA_CHAR_INDEX]) >= 0;\n  }\n\n  /**\n   * Selects the line specified.\n   * @param line The line index.\n   */\n  protected _selectLineAt(line: number): void {\n    const wrappedRange = this._buffer.getWrappedRangeForLine(line);\n    this._model.selectionStart = [0, wrappedRange.first];\n    this._model.selectionEnd = [this._terminal.cols, wrappedRange.last];\n    this._model.selectionStartLength = 0;\n  }\n}\n","/**\n * Copyright (c) 2017 The xterm.js authors. All rights reserved.\n * @license MIT\n */\n\nimport { IMouseZoneManager } from './ui/Types';\nimport { ILinkHoverEvent, ILinkMatcher, LinkMatcherHandler, LinkHoverEventTypes, ILinkMatcherOptions, ILinkifier, ITerminal, LineData } from './Types';\nimport { MouseZone } from './ui/MouseZoneManager';\nimport { EventEmitter } from './EventEmitter';\n\n/**\n * The Linkifier applies links to rows shortly after they have been refreshed.\n */\nexport class Linkifier extends EventEmitter implements ILinkifier {\n  /**\n   * The time to wait after a row is changed before it is linkified. This prevents\n   * the costly operation of searching every row multiple times, potentially a\n   * huge amount of times.\n   */\n  protected static readonly TIME_BEFORE_LINKIFY = 200;\n\n  protected _linkMatchers: ILinkMatcher[] = [];\n\n  private _mouseZoneManager: IMouseZoneManager;\n  private _rowsTimeoutId: number;\n  private _nextLinkMatcherId = 0;\n  private _rowsToLinkify: {start: number, end: number};\n\n  constructor(\n    protected _terminal: ITerminal\n  ) {\n    super();\n    this._rowsToLinkify = {\n      start: null,\n      end: null\n    };\n  }\n\n  /**\n   * Attaches the linkifier to the DOM, enabling linkification.\n   * @param mouseZoneManager The mouse zone manager to register link zones with.\n   */\n  public attachToDom(mouseZoneManager: IMouseZoneManager): void {\n    this._mouseZoneManager = mouseZoneManager;\n  }\n\n  /**\n   * Queue linkification on a set of rows.\n   * @param start The row to linkify from (inclusive).\n   * @param end The row to linkify to (inclusive).\n   */\n  public linkifyRows(start: number, end: number): void {\n    // Don't attempt linkify if not yet attached to DOM\n    if (!this._mouseZoneManager) {\n      return;\n    }\n\n    // Increase range to linkify\n    if (this._rowsToLinkify.start === null) {\n      this._rowsToLinkify.start = start;\n      this._rowsToLinkify.end = end;\n    } else {\n      this._rowsToLinkify.start = Math.min(this._rowsToLinkify.start, start);\n      this._rowsToLinkify.end = Math.max(this._rowsToLinkify.end, end);\n    }\n\n    // Clear out any existing links on this row range\n    this._mouseZoneManager.clearAll(start, end);\n\n    // Restart timer\n    if (this._rowsTimeoutId) {\n      clearTimeout(this._rowsTimeoutId);\n    }\n    this._rowsTimeoutId = <number><any>setTimeout(() => this._linkifyRows(), Linkifier.TIME_BEFORE_LINKIFY);\n  }\n\n  /**\n   * Linkifies the rows requested.\n   */\n  private _linkifyRows(): void {\n    this._rowsTimeoutId = null;\n    for (let i = this._rowsToLinkify.start; i <= this._rowsToLinkify.end; i++) {\n      this._linkifyRow(i);\n    }\n    this._rowsToLinkify.start = null;\n    this._rowsToLinkify.end = null;\n  }\n\n  /**\n   * Registers a link matcher, allowing custom link patterns to be matched and\n   * handled.\n   * @param regex The regular expression to search for. Specifically, this\n   * searches the textContent of the rows. You will want to use \\s to match a\n   * space ' ' character for example.\n   * @param handler The callback when the link is called.\n   * @param options Options for the link matcher.\n   * @return The ID of the new matcher, this can be used to deregister.\n   */\n  public registerLinkMatcher(regex: RegExp, handler: LinkMatcherHandler, options: ILinkMatcherOptions = {}): number {\n    if (!handler) {\n      throw new Error('handler must be defined');\n    }\n    const matcher: ILinkMatcher = {\n      id: this._nextLinkMatcherId++,\n      regex,\n      handler,\n      matchIndex: options.matchIndex,\n      validationCallback: options.validationCallback,\n      hoverTooltipCallback: options.tooltipCallback,\n      hoverLeaveCallback: options.leaveCallback,\n      willLinkActivate: options.willLinkActivate,\n      priority: options.priority || 0\n    };\n    this._addLinkMatcherToList(matcher);\n    return matcher.id;\n  }\n\n  /**\n   * Inserts a link matcher to the list in the correct position based on the\n   * priority of each link matcher. New link matchers of equal priority are\n   * considered after older link matchers.\n   * @param matcher The link matcher to be added.\n   */\n  private _addLinkMatcherToList(matcher: ILinkMatcher): void {\n    if (this._linkMatchers.length === 0) {\n      this._linkMatchers.push(matcher);\n      return;\n    }\n\n    for (let i = this._linkMatchers.length - 1; i >= 0; i--) {\n      if (matcher.priority <= this._linkMatchers[i].priority) {\n        this._linkMatchers.splice(i + 1, 0, matcher);\n        return;\n      }\n    }\n\n    this._linkMatchers.splice(0, 0, matcher);\n  }\n\n  /**\n   * Deregisters a link matcher if it has been registered.\n   * @param matcherId The link matcher's ID (returned after register)\n   * @return Whether a link matcher was found and deregistered.\n   */\n  public deregisterLinkMatcher(matcherId: number): boolean {\n    for (let i = 0; i < this._linkMatchers.length; i++) {\n      if (this._linkMatchers[i].id === matcherId) {\n        this._linkMatchers.splice(i, 1);\n        return true;\n      }\n    }\n    return false;\n  }\n\n  /**\n   * Linkifies a row.\n   * @param rowIndex The index of the row to linkify.\n   */\n  private _linkifyRow(rowIndex: number): void {\n    // Ensure the row exists\n    let absoluteRowIndex = this._terminal.buffer.ydisp + rowIndex;\n    if (absoluteRowIndex >= this._terminal.buffer.lines.length) {\n      return;\n    }\n\n    if ((<any>this._terminal.buffer.lines.get(absoluteRowIndex)).isWrapped) {\n      // Only attempt to linkify rows that start in the viewport\n      if (rowIndex !== 0) {\n        return;\n      }\n      // If the first row is wrapped, backtrack to find the origin row and linkify that\n      let line: LineData;\n\n      do {\n        rowIndex--;\n        absoluteRowIndex--;\n        line = this._terminal.buffer.lines.get(absoluteRowIndex);\n\n        if (!line) {\n          break;\n        }\n\n      } while ((<any>line).isWrapped);\n    }\n\n    // Construct full unwrapped line text\n    let text = this._terminal.buffer.translateBufferLineToString(absoluteRowIndex, false);\n    let currentIndex = absoluteRowIndex + 1;\n    while (currentIndex < this._terminal.buffer.lines.length &&\n        (<any>this._terminal.buffer.lines.get(currentIndex)).isWrapped) {\n      text += this._terminal.buffer.translateBufferLineToString(currentIndex++, false);\n    }\n\n    for (let i = 0; i < this._linkMatchers.length; i++) {\n      this._doLinkifyRow(rowIndex, text, this._linkMatchers[i]);\n    }\n  }\n\n  /**\n   * Linkifies a row given a specific handler.\n   * @param rowIndex The row index to linkify.\n   * @param text The text of the row (excludes text in the row that's already\n   * linkified).\n   * @param matcher The link matcher for this line.\n   * @param offset The how much of the row has already been linkified.\n   * @return The link element(s) that were added.\n   */\n  private _doLinkifyRow(rowIndex: number, text: string, matcher: ILinkMatcher, offset: number = 0): void {\n    // Find the first match\n    const match = text.match(matcher.regex);\n    if (!match || match.length === 0) {\n      return;\n    }\n    const uri = match[typeof matcher.matchIndex !== 'number' ? 0 : matcher.matchIndex];\n\n    // Get index, match.index is for the outer match which includes negated chars\n    const index = text.indexOf(uri);\n\n    // Ensure the link is valid before registering\n    if (matcher.validationCallback) {\n      matcher.validationCallback(uri, isValid => {\n        // Discard link if the line has already changed\n        if (this._rowsTimeoutId) {\n          return;\n        }\n        if (isValid) {\n          this._addLink(offset + index, rowIndex, uri, matcher);\n        }\n      });\n    } else {\n      this._addLink(offset + index, rowIndex, uri, matcher);\n    }\n\n    // Recursively check for links in the rest of the text\n    const remainingStartIndex = index + uri.length;\n    const remainingText = text.substr(remainingStartIndex);\n    if (remainingText.length > 0) {\n      this._doLinkifyRow(rowIndex, remainingText, matcher, offset + remainingStartIndex);\n    }\n  }\n\n  /**\n   * Registers a link to the mouse zone manager.\n   * @param x The column the link starts.\n   * @param y The row the link is on.\n   * @param uri The URI of the link.\n   * @param matcher The link matcher for the link.\n   */\n  private _addLink(x: number, y: number, uri: string, matcher: ILinkMatcher): void {\n    const x1 = x % this._terminal.cols;\n    const y1 = y + Math.floor(x / this._terminal.cols);\n    let x2 = (x1 + uri.length) % this._terminal.cols;\n    let y2 = y1 + Math.floor((x1 + uri.length) / this._terminal.cols);\n    if (x2 === 0) {\n      x2 = this._terminal.cols;\n      y2--;\n    }\n\n    this._mouseZoneManager.add(new MouseZone(\n      x1 + 1,\n      y1 + 1,\n      x2 + 1,\n      y2 + 1,\n      e => {\n        if (matcher.handler) {\n          return matcher.handler(e, uri);\n        }\n        window.open(uri, '_blank');\n      },\n      e => {\n        this.emit(LinkHoverEventTypes.HOVER, this._createLinkHoverEvent(x1, y1, x2, y2));\n        this._terminal.element.classList.add('xterm-cursor-pointer');\n      },\n      e => {\n        this.emit(LinkHoverEventTypes.TOOLTIP, this._createLinkHoverEvent(x1, y1, x2, y2));\n        if (matcher.hoverTooltipCallback) {\n          matcher.hoverTooltipCallback(e, uri);\n        }\n      },\n      () => {\n        this.emit(LinkHoverEventTypes.LEAVE, this._createLinkHoverEvent(x1, y1, x2, y2));\n        this._terminal.element.classList.remove('xterm-cursor-pointer');\n        if (matcher.hoverLeaveCallback) {\n          matcher.hoverLeaveCallback();\n        }\n      },\n      e => {\n        if (matcher.willLinkActivate) {\n          return matcher.willLinkActivate(e, uri);\n        }\n        return true;\n      }\n    ));\n  }\n\n  private _createLinkHoverEvent(x1: number, y1: number, x2: number, y2: number): ILinkHoverEvent {\n    return { x1, y1, x2, y2, cols: this._terminal.cols };\n  }\n}\n","/**\n * Copyright (c) 2014 The xterm.js authors. All rights reserved.\n * Copyright (c) 2012-2013, Christopher Jeffrey (MIT License)\n * @license MIT\n */\n\nimport { CharData, IInputHandler, IDcsHandler, IEscapeSequenceParser, IBuffer, IInputHandlingTerminal } from './Types';\nimport { C0, C1 } from './common/data/EscapeSequences';\nimport { CHARSETS, DEFAULT_CHARSET } from './core/data/Charsets';\nimport { CHAR_DATA_CHAR_INDEX, CHAR_DATA_WIDTH_INDEX, CHAR_DATA_CODE_INDEX, DEFAULT_ATTR, NULL_CELL_CHAR, NULL_CELL_WIDTH, NULL_CELL_CODE } from './Buffer';\nimport { FLAGS } from './renderer/Types';\nimport { wcwidth } from './CharWidth';\nimport { EscapeSequenceParser } from './EscapeSequenceParser';\nimport { ICharset } from './core/Types';\nimport { Disposable } from './common/Lifecycle';\n\n/**\n * Map collect to glevel. Used in `selectCharset`.\n */\nconst GLEVEL: {[key: string]: number} = {'(': 0, ')': 1, '*': 2, '+': 3, '-': 1, '.': 2};\n\n\n/**\n * DCS subparser implementations\n */\n\n /**\n  * DCS + q Pt ST (xterm)\n  *   Request Terminfo String\n  *   not supported\n  */\nclass RequestTerminfo implements IDcsHandler {\n  private _data: string;\n  constructor(private _terminal: any) { }\n  hook(collect: string, params: number[], flag: number): void {\n    this._data = '';\n  }\n  put(data: string, start: number, end: number): void {\n    this._data += data.substring(start, end);\n  }\n  unhook(): void {\n    // invalid: DCS 0 + r Pt ST\n    this._terminal.handler(`${C0.ESC}P0+r${this._data}${C0.ESC}\\\\`);\n  }\n}\n\n/**\n * DCS $ q Pt ST\n *   DECRQSS (https://vt100.net/docs/vt510-rm/DECRQSS.html)\n *   Request Status String (DECRQSS), VT420 and up.\n *   Response: DECRPSS (https://vt100.net/docs/vt510-rm/DECRPSS.html)\n */\nclass DECRQSS implements IDcsHandler {\n  private _data: string;\n\n  constructor(private _terminal: any) { }\n\n  hook(collect: string, params: number[], flag: number): void {\n    // reset data\n    this._data = '';\n  }\n\n  put(data: string, start: number, end: number): void {\n    this._data += data.substring(start, end);\n  }\n\n  unhook(): void {\n    switch (this._data) {\n      // valid: DCS 1 $ r Pt ST (xterm)\n      case '\"q': // DECSCA\n        return this._terminal.handler(`${C0.ESC}P1$r0\"q${C0.ESC}\\\\`);\n      case '\"p': // DECSCL\n        return this._terminal.handler(`${C0.ESC}P1$r61\"p${C0.ESC}\\\\`);\n      case 'r': // DECSTBM\n        const pt = '' + (this._terminal.buffer.scrollTop + 1) +\n                ';' + (this._terminal.buffer.scrollBottom + 1) + 'r';\n        return this._terminal.handler(`${C0.ESC}P1$r${pt}${C0.ESC}\\\\`);\n      case 'm': // SGR\n        // TODO: report real settings instead of 0m\n        return this._terminal.handler(`${C0.ESC}P1$r0m${C0.ESC}\\\\`);\n      case ' q': // DECSCUSR\n        const STYLES: {[key: string]: number} = {'block': 2, 'underline': 4, 'bar': 6};\n        let style = STYLES[this._terminal.getOption('cursorStyle')];\n        style -= this._terminal.getOption('cursorBlink');\n        return this._terminal.handler(`${C0.ESC}P1$r${style} q${C0.ESC}\\\\`);\n      default:\n        // invalid: DCS 0 $ r Pt ST (xterm)\n        this._terminal.error('Unknown DCS $q %s', this._data);\n        this._terminal.handler(`${C0.ESC}P0$r${this._data}${C0.ESC}\\\\`);\n    }\n  }\n}\n\n/**\n * DCS Ps; Ps| Pt ST\n *   DECUDK (https://vt100.net/docs/vt510-rm/DECUDK.html)\n *   not supported\n */\n\n /**\n  * DCS + p Pt ST (xterm)\n  *   Set Terminfo Data\n  *   not supported\n  */\n\n\n\n/**\n * The terminal's standard implementation of IInputHandler, this handles all\n * input from the Parser.\n *\n * Refer to http://invisible-island.net/xterm/ctlseqs/ctlseqs.html to understand\n * each function's header comment.\n */\nexport class InputHandler extends Disposable implements IInputHandler {\n  private _surrogateHigh: string;\n\n  constructor(\n      private _terminal: IInputHandlingTerminal,\n      private _parser: IEscapeSequenceParser = new EscapeSequenceParser())\n  {\n    super();\n\n    this.register(this._parser);\n\n    this._surrogateHigh = '';\n\n    /**\n     * custom fallback handlers\n     */\n    this._parser.setCsiHandlerFallback((collect: string, params: number[], flag: number) => {\n      this._terminal.error('Unknown CSI code: ', { collect, params, flag: String.fromCharCode(flag) });\n    });\n    this._parser.setEscHandlerFallback((collect: string, flag: number) => {\n      this._terminal.error('Unknown ESC code: ', { collect, flag: String.fromCharCode(flag) });\n    });\n    this._parser.setExecuteHandlerFallback((code: number) => {\n      this._terminal.error('Unknown EXECUTE code: ', { code });\n    });\n    this._parser.setOscHandlerFallback((identifier: number, data: string) => {\n      this._terminal.error('Unknown OSC code: ', { identifier, data });\n    });\n\n    /**\n     * print handler\n     */\n    this._parser.setPrintHandler((data, start, end): void => this.print(data, start, end));\n\n    /**\n     * CSI handler\n     */\n    this._parser.setCsiHandler('@', (params, collect) => this.insertChars(params));\n    this._parser.setCsiHandler('A', (params, collect) => this.cursorUp(params));\n    this._parser.setCsiHandler('B', (params, collect) => this.cursorDown(params));\n    this._parser.setCsiHandler('C', (params, collect) => this.cursorForward(params));\n    this._parser.setCsiHandler('D', (params, collect) => this.cursorBackward(params));\n    this._parser.setCsiHandler('E', (params, collect) => this.cursorNextLine(params));\n    this._parser.setCsiHandler('F', (params, collect) => this.cursorPrecedingLine(params));\n    this._parser.setCsiHandler('G', (params, collect) => this.cursorCharAbsolute(params));\n    this._parser.setCsiHandler('H', (params, collect) => this.cursorPosition(params));\n    this._parser.setCsiHandler('I', (params, collect) => this.cursorForwardTab(params));\n    this._parser.setCsiHandler('J', (params, collect) => this.eraseInDisplay(params));\n    this._parser.setCsiHandler('K', (params, collect) => this.eraseInLine(params));\n    this._parser.setCsiHandler('L', (params, collect) => this.insertLines(params));\n    this._parser.setCsiHandler('M', (params, collect) => this.deleteLines(params));\n    this._parser.setCsiHandler('P', (params, collect) => this.deleteChars(params));\n    this._parser.setCsiHandler('S', (params, collect) => this.scrollUp(params));\n    this._parser.setCsiHandler('T', (params, collect) => this.scrollDown(params, collect));\n    this._parser.setCsiHandler('X', (params, collect) => this.eraseChars(params));\n    this._parser.setCsiHandler('Z', (params, collect) => this.cursorBackwardTab(params));\n    this._parser.setCsiHandler('`', (params, collect) => this.charPosAbsolute(params));\n    this._parser.setCsiHandler('a', (params, collect) => this.hPositionRelative(params));\n    this._parser.setCsiHandler('b', (params, collect) => this.repeatPrecedingCharacter(params));\n    this._parser.setCsiHandler('c', (params, collect) => this.sendDeviceAttributes(params, collect));\n    this._parser.setCsiHandler('d', (params, collect) => this.linePosAbsolute(params));\n    this._parser.setCsiHandler('e', (params, collect) => this.vPositionRelative(params));\n    this._parser.setCsiHandler('f', (params, collect) => this.hVPosition(params));\n    this._parser.setCsiHandler('g', (params, collect) => this.tabClear(params));\n    this._parser.setCsiHandler('h', (params, collect) => this.setMode(params, collect));\n    this._parser.setCsiHandler('l', (params, collect) => this.resetMode(params, collect));\n    this._parser.setCsiHandler('m', (params, collect) => this.charAttributes(params));\n    this._parser.setCsiHandler('n', (params, collect) => this.deviceStatus(params, collect));\n    this._parser.setCsiHandler('p', (params, collect) => this.softReset(params, collect));\n    this._parser.setCsiHandler('q', (params, collect) => this.setCursorStyle(params, collect));\n    this._parser.setCsiHandler('r', (params, collect) => this.setScrollRegion(params, collect));\n    this._parser.setCsiHandler('s', (params, collect) => this.saveCursor(params));\n    this._parser.setCsiHandler('u', (params, collect) => this.restoreCursor(params));\n\n    /**\n     * execute handler\n     */\n    this._parser.setExecuteHandler(C0.BEL, () => this.bell());\n    this._parser.setExecuteHandler(C0.LF, () => this.lineFeed());\n    this._parser.setExecuteHandler(C0.VT, () => this.lineFeed());\n    this._parser.setExecuteHandler(C0.FF, () => this.lineFeed());\n    this._parser.setExecuteHandler(C0.CR, () => this.carriageReturn());\n    this._parser.setExecuteHandler(C0.BS, () => this.backspace());\n    this._parser.setExecuteHandler(C0.HT, () => this.tab());\n    this._parser.setExecuteHandler(C0.SO, () => this.shiftOut());\n    this._parser.setExecuteHandler(C0.SI, () => this.shiftIn());\n    // FIXME:   What do to with missing? Old code just added those to print.\n\n    // some C1 control codes - FIXME: should those be enabled by default?\n    this._parser.setExecuteHandler(C1.IND, () => this.index());\n    this._parser.setExecuteHandler(C1.NEL, () => this.nextLine());\n    this._parser.setExecuteHandler(C1.HTS, () => this.tabSet());\n\n    /**\n     * OSC handler\n     */\n    //   0 - icon name + title\n    this._parser.setOscHandler(0, (data) => this.setTitle(data));\n    //   1 - icon name\n    //   2 - title\n    this._parser.setOscHandler(2, (data) => this.setTitle(data));\n    //   3 - set property X in the form \"prop=value\"\n    //   4 - Change Color Number\n    //   5 - Change Special Color Number\n    //   6 - Enable/disable Special Color Number c\n    //   7 - current directory? (not in xterm spec, see https://gitlab.com/gnachman/iterm2/issues/3939)\n    //  10 - Change VT100 text foreground color to Pt.\n    //  11 - Change VT100 text background color to Pt.\n    //  12 - Change text cursor color to Pt.\n    //  13 - Change mouse foreground color to Pt.\n    //  14 - Change mouse background color to Pt.\n    //  15 - Change Tektronix foreground color to Pt.\n    //  16 - Change Tektronix background color to Pt.\n    //  17 - Change highlight background color to Pt.\n    //  18 - Change Tektronix cursor color to Pt.\n    //  19 - Change highlight foreground color to Pt.\n    //  46 - Change Log File to Pt.\n    //  50 - Set Font to Pt.\n    //  51 - reserved for Emacs shell.\n    //  52 - Manipulate Selection Data.\n    // 104 ; c - Reset Color Number c.\n    // 105 ; c - Reset Special Color Number c.\n    // 106 ; c; f - Enable/disable Special Color Number c.\n    // 110 - Reset VT100 text foreground color.\n    // 111 - Reset VT100 text background color.\n    // 112 - Reset text cursor color.\n    // 113 - Reset mouse foreground color.\n    // 114 - Reset mouse background color.\n    // 115 - Reset Tektronix foreground color.\n    // 116 - Reset Tektronix background color.\n    // 117 - Reset highlight color.\n    // 118 - Reset Tektronix cursor color.\n    // 119 - Reset highlight foreground color.\n\n    /**\n     * ESC handlers\n     */\n    this._parser.setEscHandler('7', () => this.saveCursor([]));\n    this._parser.setEscHandler('8', () => this.restoreCursor([]));\n    this._parser.setEscHandler('D', () => this.index());\n    this._parser.setEscHandler('E', () => this.nextLine());\n    this._parser.setEscHandler('H', () => this.tabSet());\n    this._parser.setEscHandler('M', () => this.reverseIndex());\n    this._parser.setEscHandler('=', () => this.keypadApplicationMode());\n    this._parser.setEscHandler('>', () => this.keypadNumericMode());\n    this._parser.setEscHandler('c', () => this.reset());\n    this._parser.setEscHandler('n', () => this.setgLevel(2));\n    this._parser.setEscHandler('o', () => this.setgLevel(3));\n    this._parser.setEscHandler('|', () => this.setgLevel(3));\n    this._parser.setEscHandler('}', () => this.setgLevel(2));\n    this._parser.setEscHandler('~', () => this.setgLevel(1));\n    this._parser.setEscHandler('%@', () => this.selectDefaultCharset());\n    this._parser.setEscHandler('%G', () => this.selectDefaultCharset());\n    for (const flag in CHARSETS) {\n      this._parser.setEscHandler('(' + flag, () => this.selectCharset('(' + flag));\n      this._parser.setEscHandler(')' + flag, () => this.selectCharset(')' + flag));\n      this._parser.setEscHandler('*' + flag, () => this.selectCharset('*' + flag));\n      this._parser.setEscHandler('+' + flag, () => this.selectCharset('+' + flag));\n      this._parser.setEscHandler('-' + flag, () => this.selectCharset('-' + flag));\n      this._parser.setEscHandler('.' + flag, () => this.selectCharset('.' + flag));\n      this._parser.setEscHandler('/' + flag, () => this.selectCharset('/' + flag)); // TODO: supported?\n    }\n\n    /**\n     * error handler\n     */\n    this._parser.setErrorHandler((state) => {\n      this._terminal.error('Parsing error: ', state);\n      return state;\n    });\n\n    /**\n     * DCS handler\n     */\n    this._parser.setDcsHandler('$q', new DECRQSS(this._terminal));\n    this._parser.setDcsHandler('+q', new RequestTerminfo(this._terminal));\n  }\n\n  public dispose(): void {\n    super.dispose();\n    this._terminal = null;\n  }\n\n  public parse(data: string): void {\n    // Ensure the terminal is not disposed\n    if (!this._terminal) {\n      return;\n    }\n\n    let buffer = this._terminal.buffer;\n    const cursorStartX = buffer.x;\n    const cursorStartY = buffer.y;\n\n    // TODO: Consolidate debug/logging #1560\n    if ((<any>this._terminal).debug) {\n      this._terminal.log('data: ' + data);\n    }\n\n    // apply leftover surrogate high from last write\n    if (this._surrogateHigh) {\n      data = this._surrogateHigh + data;\n      this._surrogateHigh = '';\n    }\n\n    this._parser.parse(data);\n\n    buffer = this._terminal.buffer;\n    if (buffer.x !== cursorStartX || buffer.y !== cursorStartY) {\n      this._terminal.emit('cursormove');\n    }\n  }\n\n  public print(data: string, start: number, end: number): void {\n    let char: string;\n    let code: number;\n    let low: number;\n    let chWidth: number;\n    const buffer: IBuffer = this._terminal.buffer;\n    const charset: ICharset = this._terminal.charset;\n    const screenReaderMode: boolean = this._terminal.options.screenReaderMode;\n    const cols: number = this._terminal.cols;\n    const wraparoundMode: boolean = this._terminal.wraparoundMode;\n    const insertMode: boolean = this._terminal.insertMode;\n    const curAttr: number = this._terminal.curAttr;\n    let bufferRow = buffer.lines.get(buffer.y + buffer.ybase);\n\n    this._terminal.updateRange(buffer.y);\n    for (let stringPosition = start; stringPosition < end; ++stringPosition) {\n      char = data.charAt(stringPosition);\n      code = data.charCodeAt(stringPosition);\n\n      // surrogate pair handling\n      if (0xD800 <= code && code <= 0xDBFF) {\n        // we got a surrogate high\n        // get surrogate low (next 2 bytes)\n        low = data.charCodeAt(stringPosition + 1);\n        if (isNaN(low)) {\n          // end of data stream, save surrogate high\n          this._surrogateHigh = char;\n          continue;\n        }\n        code = ((code - 0xD800) * 0x400) + (low - 0xDC00) + 0x10000;\n        char += data.charAt(stringPosition + 1);\n      }\n      // surrogate low - already handled above\n      if (0xDC00 <= code && code <= 0xDFFF) {\n        continue;\n      }\n\n      // calculate print space\n      // expensive call, therefore we save width in line buffer\n      chWidth = wcwidth(code);\n\n      // get charset replacement character\n      if (charset) {\n        char = charset[char] || char;\n        code = char.charCodeAt(0);\n      }\n\n      if (screenReaderMode) {\n        this._terminal.emit('a11y.char', char);\n      }\n\n      // insert combining char at last cursor position\n      // FIXME: needs handling after cursor jumps\n      // buffer.x should never be 0 for a combining char\n      // since they always follow a cell consuming char\n      // therefore we can test for buffer.x to avoid overflow left\n      if (!chWidth && buffer.x) {\n        if (bufferRow[buffer.x - 1]) {\n          if (!bufferRow[buffer.x - 1][CHAR_DATA_WIDTH_INDEX]) {\n            // found empty cell after fullwidth, need to go 2 cells back\n            // it is save to step 2 cells back here\n            // since an empty cell is only set by fullwidth chars\n            if (bufferRow[buffer.x - 2]) {\n              bufferRow[buffer.x - 2][CHAR_DATA_CHAR_INDEX] += char;\n              bufferRow[buffer.x - 2][CHAR_DATA_CODE_INDEX] = code;\n            }\n          } else {\n            bufferRow[buffer.x - 1][CHAR_DATA_CHAR_INDEX] += char;\n            bufferRow[buffer.x - 1][CHAR_DATA_CODE_INDEX] = code;\n          }\n        }\n        continue;\n      }\n\n      // goto next line if ch would overflow\n      // TODO: needs a global min terminal width of 2\n      if (buffer.x + chWidth - 1 >= cols) {\n        // autowrap - DECAWM\n        // automatically wraps to the beginning of the next line\n        if (wraparoundMode) {\n          buffer.x = 0;\n          buffer.y++;\n          if (buffer.y > buffer.scrollBottom) {\n            buffer.y--;\n            this._terminal.scroll(true);\n          } else {\n            // The line already exists (eg. the initial viewport), mark it as a\n            // wrapped line\n            (<any>buffer.lines.get(buffer.y)).isWrapped = true;\n          }\n          // row changed, get it again\n          bufferRow = buffer.lines.get(buffer.y + buffer.ybase);\n        } else {\n          if (chWidth === 2) {\n            // FIXME: check for xterm behavior\n            // What to do here? We got a wide char that does not fit into last cell\n            continue;\n          }\n          // FIXME: Do we have to set buffer.x to cols - 1, if not wrapping?\n        }\n      }\n\n      // insert mode: move characters to right\n      // To achieve insert, we remove cells from the right\n      // and insert empty ones at cursor position\n      if (insertMode) {\n        // do this twice for a fullwidth char\n        for (let moves = 0; moves < chWidth; ++moves) {\n          // remove last cell\n          // if it's width is 0, we have to adjust the second last cell as well\n          const removed = bufferRow.pop();\n          if (removed[CHAR_DATA_WIDTH_INDEX] === 0\n              && bufferRow[this._terminal.cols - 2]\n              && bufferRow[this._terminal.cols - 2][CHAR_DATA_WIDTH_INDEX] === 2) {\n                bufferRow[this._terminal.cols - 2] = [curAttr, NULL_CELL_CHAR, NULL_CELL_WIDTH, NULL_CELL_CODE];\n          }\n\n          // insert empty cell at cursor\n          bufferRow.splice(buffer.x, 0, [curAttr, NULL_CELL_CHAR, NULL_CELL_WIDTH, NULL_CELL_CODE]);\n        }\n      }\n\n      // write current char to buffer and advance cursor\n      bufferRow[buffer.x++] = [curAttr, char, chWidth, code];\n\n      // fullwidth char - also set next cell to placeholder stub and advance cursor\n      if (chWidth === 2) {\n        bufferRow[buffer.x++] = [curAttr, '', 0, undefined];\n      }\n    }\n    this._terminal.updateRange(buffer.y);\n  }\n\n  /**\n   * BEL\n   * Bell (Ctrl-G).\n   */\n  public bell(): void {\n    this._terminal.bell();\n  }\n\n  /**\n   * LF\n   * Line Feed or New Line (NL).  (LF  is Ctrl-J).\n   */\n  public lineFeed(): void {\n    // make buffer local for faster access\n    const buffer = this._terminal.buffer;\n\n    if (this._terminal.convertEol) {\n      buffer.x = 0;\n    }\n    buffer.y++;\n    if (buffer.y > buffer.scrollBottom) {\n      buffer.y--;\n      this._terminal.scroll();\n    }\n    // If the end of the line is hit, prevent this action from wrapping around to the next line.\n    if (buffer.x >= this._terminal.cols) {\n      buffer.x--;\n    }\n    /**\n     * This event is emitted whenever the terminal outputs a LF or NL.\n     *\n     * @event linefeed\n     */\n    this._terminal.emit('linefeed');\n  }\n\n  /**\n   * CR\n   * Carriage Return (Ctrl-M).\n   */\n  public carriageReturn(): void {\n    this._terminal.buffer.x = 0;\n  }\n\n  /**\n   * BS\n   * Backspace (Ctrl-H).\n   */\n  public backspace(): void {\n    if (this._terminal.buffer.x > 0) {\n      this._terminal.buffer.x--;\n    }\n  }\n\n  /**\n   * TAB\n   * Horizontal Tab (HT) (Ctrl-I).\n   */\n  public tab(): void {\n    const originalX = this._terminal.buffer.x;\n    this._terminal.buffer.x = this._terminal.buffer.nextStop();\n    if (this._terminal.options.screenReaderMode) {\n      this._terminal.emit('a11y.tab', this._terminal.buffer.x - originalX);\n    }\n  }\n\n  /**\n   * SO\n   * Shift Out (Ctrl-N) -> Switch to Alternate Character Set.  This invokes the\n   * G1 character set.\n   */\n  public shiftOut(): void {\n    this._terminal.setgLevel(1);\n  }\n\n  /**\n   * SI\n   * Shift In (Ctrl-O) -> Switch to Standard Character Set.  This invokes the G0\n   * character set (the default).\n   */\n  public shiftIn(): void {\n    this._terminal.setgLevel(0);\n  }\n\n  /**\n   * CSI Ps @\n   * Insert Ps (Blank) Character(s) (default = 1) (ICH).\n   */\n  public insertChars(params: number[]): void {\n    let param = params[0];\n    if (param < 1) param = 1;\n\n    // make buffer local for faster access\n    const buffer = this._terminal.buffer;\n\n    const row = buffer.y + buffer.ybase;\n    let j = buffer.x;\n    const ch: CharData = [this._terminal.eraseAttr(), NULL_CELL_CHAR, NULL_CELL_WIDTH, NULL_CELL_CODE]; // xterm\n\n    while (param-- && j < this._terminal.cols) {\n      buffer.lines.get(row).splice(j++, 0, ch);\n      buffer.lines.get(row).pop();\n    }\n  }\n\n  /**\n   * CSI Ps A\n   * Cursor Up Ps Times (default = 1) (CUU).\n   */\n  public cursorUp(params: number[]): void {\n    let param = params[0];\n    if (param < 1) {\n      param = 1;\n    }\n    this._terminal.buffer.y -= param;\n    if (this._terminal.buffer.y < 0) {\n      this._terminal.buffer.y = 0;\n    }\n  }\n\n  /**\n   * CSI Ps B\n   * Cursor Down Ps Times (default = 1) (CUD).\n   */\n  public cursorDown(params: number[]): void {\n    let param = params[0];\n    if (param < 1) {\n      param = 1;\n    }\n    this._terminal.buffer.y += param;\n    if (this._terminal.buffer.y >= this._terminal.rows) {\n      this._terminal.buffer.y = this._terminal.rows - 1;\n    }\n    // If the end of the line is hit, prevent this action from wrapping around to the next line.\n    if (this._terminal.buffer.x >= this._terminal.cols) {\n      this._terminal.buffer.x--;\n    }\n  }\n\n  /**\n   * CSI Ps C\n   * Cursor Forward Ps Times (default = 1) (CUF).\n   */\n  public cursorForward(params: number[]): void {\n    let param = params[0];\n    if (param < 1) {\n      param = 1;\n    }\n    this._terminal.buffer.x += param;\n    if (this._terminal.buffer.x >= this._terminal.cols) {\n      this._terminal.buffer.x = this._terminal.cols - 1;\n    }\n  }\n\n  /**\n   * CSI Ps D\n   * Cursor Backward Ps Times (default = 1) (CUB).\n   */\n  public cursorBackward(params: number[]): void {\n    let param = params[0];\n    if (param < 1) {\n      param = 1;\n    }\n    // If the end of the line is hit, prevent this action from wrapping around to the next line.\n    if (this._terminal.buffer.x >= this._terminal.cols) {\n      this._terminal.buffer.x--;\n    }\n    this._terminal.buffer.x -= param;\n    if (this._terminal.buffer.x < 0) {\n      this._terminal.buffer.x = 0;\n    }\n  }\n\n  /**\n   * CSI Ps E\n   * Cursor Next Line Ps Times (default = 1) (CNL).\n   * same as CSI Ps B ?\n   */\n  public cursorNextLine(params: number[]): void {\n    let param = params[0];\n    if (param < 1) {\n      param = 1;\n    }\n    this._terminal.buffer.y += param;\n    if (this._terminal.buffer.y >= this._terminal.rows) {\n      this._terminal.buffer.y = this._terminal.rows - 1;\n    }\n    this._terminal.buffer.x = 0;\n  }\n\n\n  /**\n   * CSI Ps F\n   * Cursor Preceding Line Ps Times (default = 1) (CNL).\n   * reuse CSI Ps A ?\n   */\n  public cursorPrecedingLine(params: number[]): void {\n    let param = params[0];\n    if (param < 1) {\n      param = 1;\n    }\n    this._terminal.buffer.y -= param;\n    if (this._terminal.buffer.y < 0) {\n      this._terminal.buffer.y = 0;\n    }\n    this._terminal.buffer.x = 0;\n  }\n\n\n  /**\n   * CSI Ps G\n   * Cursor Character Absolute  [column] (default = [row,1]) (CHA).\n   */\n  public cursorCharAbsolute(params: number[]): void {\n    let param = params[0];\n    if (param < 1) {\n      param = 1;\n    }\n    this._terminal.buffer.x = param - 1;\n  }\n\n  /**\n   * CSI Ps ; Ps H\n   * Cursor Position [row;column] (default = [1,1]) (CUP).\n   */\n  public cursorPosition(params: number[]): void {\n    let col: number;\n    let row: number = params[0] - 1;\n\n    if (params.length >= 2) {\n      col = params[1] - 1;\n    } else {\n      col = 0;\n    }\n\n    if (row < 0) {\n      row = 0;\n    } else if (row >= this._terminal.rows) {\n      row = this._terminal.rows - 1;\n    }\n\n    if (col < 0) {\n      col = 0;\n    } else if (col >= this._terminal.cols) {\n      col = this._terminal.cols - 1;\n    }\n\n    this._terminal.buffer.x = col;\n    this._terminal.buffer.y = row;\n  }\n\n  /**\n   * CSI Ps I\n   *   Cursor Forward Tabulation Ps tab stops (default = 1) (CHT).\n   */\n  public cursorForwardTab(params: number[]): void {\n    let param = params[0] || 1;\n    while (param--) {\n      this._terminal.buffer.x = this._terminal.buffer.nextStop();\n    }\n  }\n\n  /**\n   * CSI Ps J  Erase in Display (ED).\n   *     Ps = 0  -> Erase Below (default).\n   *     Ps = 1  -> Erase Above.\n   *     Ps = 2  -> Erase All.\n   *     Ps = 3  -> Erase Saved Lines (xterm).\n   * CSI ? Ps J\n   *   Erase in Display (DECSED).\n   *     Ps = 0  -> Selective Erase Below (default).\n   *     Ps = 1  -> Selective Erase Above.\n   *     Ps = 2  -> Selective Erase All.\n   */\n  public eraseInDisplay(params: number[]): void {\n    let j;\n    switch (params[0]) {\n      case 0:\n        this._terminal.eraseRight(this._terminal.buffer.x, this._terminal.buffer.y);\n        j = this._terminal.buffer.y + 1;\n        for (; j < this._terminal.rows; j++) {\n          this._terminal.eraseLine(j);\n        }\n        break;\n      case 1:\n        this._terminal.eraseLeft(this._terminal.buffer.x, this._terminal.buffer.y);\n        j = this._terminal.buffer.y;\n        while (j--) {\n          this._terminal.eraseLine(j);\n        }\n        break;\n      case 2:\n        j = this._terminal.rows;\n        while (j--) this._terminal.eraseLine(j);\n        break;\n      case 3:\n        // Clear scrollback (everything not in viewport)\n        const scrollBackSize = this._terminal.buffer.lines.length - this._terminal.rows;\n        if (scrollBackSize > 0) {\n          this._terminal.buffer.lines.trimStart(scrollBackSize);\n          this._terminal.buffer.ybase = Math.max(this._terminal.buffer.ybase - scrollBackSize, 0);\n          this._terminal.buffer.ydisp = Math.max(this._terminal.buffer.ydisp - scrollBackSize, 0);\n          // Force a scroll event to refresh viewport\n          this._terminal.emit('scroll', 0);\n        }\n        break;\n    }\n  }\n\n  /**\n   * CSI Ps K  Erase in Line (EL).\n   *     Ps = 0  -> Erase to Right (default).\n   *     Ps = 1  -> Erase to Left.\n   *     Ps = 2  -> Erase All.\n   * CSI ? Ps K\n   *   Erase in Line (DECSEL).\n   *     Ps = 0  -> Selective Erase to Right (default).\n   *     Ps = 1  -> Selective Erase to Left.\n   *     Ps = 2  -> Selective Erase All.\n   */\n  public eraseInLine(params: number[]): void {\n    switch (params[0]) {\n      case 0:\n        this._terminal.eraseRight(this._terminal.buffer.x, this._terminal.buffer.y);\n        break;\n      case 1:\n        this._terminal.eraseLeft(this._terminal.buffer.x, this._terminal.buffer.y);\n        break;\n      case 2:\n        this._terminal.eraseLine(this._terminal.buffer.y);\n        break;\n    }\n  }\n\n  /**\n   * CSI Ps L\n   * Insert Ps Line(s) (default = 1) (IL).\n   */\n  public insertLines(params: number[]): void {\n    let param: number = params[0];\n    if (param < 1) {\n      param = 1;\n    }\n\n    // make buffer local for faster access\n    const buffer = this._terminal.buffer;\n\n    const row: number = buffer.y + buffer.ybase;\n\n    const scrollBottomRowsOffset = this._terminal.rows - 1 - buffer.scrollBottom;\n    const scrollBottomAbsolute = this._terminal.rows - 1 + buffer.ybase - scrollBottomRowsOffset + 1;\n    while (param--) {\n      // test: echo -e '\\e[44m\\e[1L\\e[0m'\n      // blankLine(true) - xterm/linux behavior\n      buffer.lines.splice(scrollBottomAbsolute - 1, 1);\n      buffer.lines.splice(row, 0, this._terminal.blankLine(true));\n    }\n\n    // this.maxRange();\n    this._terminal.updateRange(buffer.y);\n    this._terminal.updateRange(buffer.scrollBottom);\n  }\n\n  /**\n   * CSI Ps M\n   * Delete Ps Line(s) (default = 1) (DL).\n   */\n  public deleteLines(params: number[]): void {\n    let param = params[0];\n    if (param < 1) {\n      param = 1;\n    }\n\n    // make buffer local for faster access\n    const buffer = this._terminal.buffer;\n\n    const row: number = buffer.y + buffer.ybase;\n\n    let j: number;\n    j = this._terminal.rows - 1 - buffer.scrollBottom;\n    j = this._terminal.rows - 1 + buffer.ybase - j;\n    while (param--) {\n      // test: echo -e '\\e[44m\\e[1M\\e[0m'\n      // blankLine(true) - xterm/linux behavior\n      buffer.lines.splice(row, 1);\n      buffer.lines.splice(j, 0, this._terminal.blankLine(true));\n    }\n\n    // this.maxRange();\n    this._terminal.updateRange(buffer.y);\n    this._terminal.updateRange(buffer.scrollBottom);\n  }\n\n  /**\n   * CSI Ps P\n   * Delete Ps Character(s) (default = 1) (DCH).\n   */\n  public deleteChars(params: number[]): void {\n    let param: number = params[0];\n    if (param < 1) {\n      param = 1;\n    }\n\n    // make buffer local for faster access\n    const buffer = this._terminal.buffer;\n\n    const row = buffer.y + buffer.ybase;\n    const ch: CharData = [this._terminal.eraseAttr(), NULL_CELL_CHAR, NULL_CELL_WIDTH, NULL_CELL_CODE]; // xterm\n\n    while (param--) {\n      buffer.lines.get(row).splice(buffer.x, 1);\n      buffer.lines.get(row).push(ch);\n    }\n    this._terminal.updateRange(buffer.y);\n  }\n\n  /**\n   * CSI Ps S  Scroll up Ps lines (default = 1) (SU).\n   */\n  public scrollUp(params: number[]): void {\n    let param = params[0] || 1;\n\n    // make buffer local for faster access\n    const buffer = this._terminal.buffer;\n\n    while (param--) {\n      buffer.lines.splice(buffer.ybase + buffer.scrollTop, 1);\n      buffer.lines.splice(buffer.ybase + buffer.scrollBottom, 0, this._terminal.blankLine());\n    }\n    // this.maxRange();\n    this._terminal.updateRange(buffer.scrollTop);\n    this._terminal.updateRange(buffer.scrollBottom);\n  }\n\n  /**\n   * CSI Ps T  Scroll down Ps lines (default = 1) (SD).\n   */\n  public scrollDown(params: number[], collect?: string): void {\n    if (params.length < 2 && !collect) {\n      let param = params[0] || 1;\n\n      // make buffer local for faster access\n      const buffer = this._terminal.buffer;\n\n      while (param--) {\n        buffer.lines.splice(buffer.ybase + buffer.scrollBottom, 1);\n        buffer.lines.splice(buffer.ybase + buffer.scrollTop, 0, this._terminal.blankLine());\n      }\n      // this.maxRange();\n      this._terminal.updateRange(buffer.scrollTop);\n      this._terminal.updateRange(buffer.scrollBottom);\n    }\n  }\n\n  /**\n   * CSI Ps X\n   * Erase Ps Character(s) (default = 1) (ECH).\n   */\n  public eraseChars(params: number[]): void {\n    let param = params[0];\n    if (param < 1) {\n      param = 1;\n    }\n\n    // make buffer local for faster access\n    const buffer = this._terminal.buffer;\n\n    const row = buffer.y + buffer.ybase;\n    let j = buffer.x;\n    const ch: CharData = [this._terminal.eraseAttr(), NULL_CELL_CHAR, NULL_CELL_WIDTH, NULL_CELL_CODE]; // xterm\n\n    while (param-- && j < this._terminal.cols) {\n      buffer.lines.get(row)[j++] = ch;\n    }\n  }\n\n  /**\n   * CSI Ps Z  Cursor Backward Tabulation Ps tab stops (default = 1) (CBT).\n   */\n  public cursorBackwardTab(params: number[]): void {\n    let param = params[0] || 1;\n\n    // make buffer local for faster access\n    const buffer = this._terminal.buffer;\n\n    while (param--) {\n      buffer.x = buffer.prevStop();\n    }\n  }\n\n  /**\n   * CSI Pm `  Character Position Absolute\n   *   [column] (default = [row,1]) (HPA).\n   */\n  public charPosAbsolute(params: number[]): void {\n    let param = params[0];\n    if (param < 1) {\n      param = 1;\n    }\n    this._terminal.buffer.x = param - 1;\n    if (this._terminal.buffer.x >= this._terminal.cols) {\n      this._terminal.buffer.x = this._terminal.cols - 1;\n    }\n  }\n\n  /**\n   * CSI Pm a  Character Position Relative\n   *   [columns] (default = [row,col+1]) (HPR)\n   * reuse CSI Ps C ?\n   */\n  public hPositionRelative(params: number[]): void {\n    let param = params[0];\n    if (param < 1) {\n      param = 1;\n    }\n    this._terminal.buffer.x += param;\n    if (this._terminal.buffer.x >= this._terminal.cols) {\n      this._terminal.buffer.x = this._terminal.cols - 1;\n    }\n  }\n\n  /**\n   * CSI Ps b  Repeat the preceding graphic character Ps times (REP).\n   */\n  public repeatPrecedingCharacter(params: number[]): void {\n    let param = params[0] || 1;\n\n    // make buffer local for faster access\n    const buffer = this._terminal.buffer;\n\n    const line = buffer.lines.get(buffer.ybase + buffer.y);\n    const ch = line[buffer.x - 1] || [DEFAULT_ATTR, NULL_CELL_CHAR, NULL_CELL_WIDTH, NULL_CELL_CODE];\n\n    while (param--) {\n      line[buffer.x++] = ch;\n    }\n  }\n\n  /**\n   * CSI Ps c  Send Device Attributes (Primary DA).\n   *     Ps = 0  or omitted -> request attributes from terminal.  The\n   *     response depends on the decTerminalID resource setting.\n   *     -> CSI ? 1 ; 2 c  (``VT100 with Advanced Video Option'')\n   *     -> CSI ? 1 ; 0 c  (``VT101 with No Options'')\n   *     -> CSI ? 6 c  (``VT102'')\n   *     -> CSI ? 6 0 ; 1 ; 2 ; 6 ; 8 ; 9 ; 1 5 ; c  (``VT220'')\n   *   The VT100-style response parameters do not mean anything by\n   *   themselves.  VT220 parameters do, telling the host what fea-\n   *   tures the terminal supports:\n   *     Ps = 1  -> 132-columns.\n   *     Ps = 2  -> Printer.\n   *     Ps = 6  -> Selective erase.\n   *     Ps = 8  -> User-defined keys.\n   *     Ps = 9  -> National replacement character sets.\n   *     Ps = 1 5  -> Technical characters.\n   *     Ps = 2 2  -> ANSI color, e.g., VT525.\n   *     Ps = 2 9  -> ANSI text locator (i.e., DEC Locator mode).\n   * CSI > Ps c\n   *   Send Device Attributes (Secondary DA).\n   *     Ps = 0  or omitted -> request the terminal's identification\n   *     code.  The response depends on the decTerminalID resource set-\n   *     ting.  It should apply only to VT220 and up, but xterm extends\n   *     this to VT100.\n   *     -> CSI  > Pp ; Pv ; Pc c\n   *   where Pp denotes the terminal type\n   *     Pp = 0  -> ``VT100''.\n   *     Pp = 1  -> ``VT220''.\n   *   and Pv is the firmware version (for xterm, this was originally\n   *   the XFree86 patch number, starting with 95).  In a DEC termi-\n   *   nal, Pc indicates the ROM cartridge registration number and is\n   *   always zero.\n   * More information:\n   *   xterm/charproc.c - line 2012, for more information.\n   *   vim responds with ^[[?0c or ^[[?1c after the terminal's response (?)\n   */\n  public sendDeviceAttributes(params: number[], collect?: string): void {\n    if (params[0] > 0) {\n      return;\n    }\n\n    if (!collect) {\n      if (this._terminal.is('xterm') || this._terminal.is('rxvt-unicode') || this._terminal.is('screen')) {\n        this._terminal.handler(C0.ESC + '[?1;2c');\n      } else if (this._terminal.is('linux')) {\n        this._terminal.handler(C0.ESC + '[?6c');\n      }\n    } else if (collect === '>') {\n      // xterm and urxvt\n      // seem to spit this\n      // out around ~370 times (?).\n      if (this._terminal.is('xterm')) {\n        this._terminal.handler(C0.ESC + '[>0;276;0c');\n      } else if (this._terminal.is('rxvt-unicode')) {\n        this._terminal.handler(C0.ESC + '[>85;95;0c');\n      } else if (this._terminal.is('linux')) {\n        // not supported by linux console.\n        // linux console echoes parameters.\n        this._terminal.handler(params[0] + 'c');\n      } else if (this._terminal.is('screen')) {\n        this._terminal.handler(C0.ESC + '[>83;40003;0c');\n      }\n    }\n  }\n\n  /**\n   * CSI Pm d  Vertical Position Absolute (VPA)\n   *   [row] (default = [1,column])\n   */\n  public linePosAbsolute(params: number[]): void {\n    let param = params[0];\n    if (param < 1) {\n      param = 1;\n    }\n    this._terminal.buffer.y = param - 1;\n    if (this._terminal.buffer.y >= this._terminal.rows) {\n      this._terminal.buffer.y = this._terminal.rows - 1;\n    }\n  }\n\n  /**\n   * CSI Pm e  Vertical Position Relative (VPR)\n   *   [rows] (default = [row+1,column])\n   * reuse CSI Ps B ?\n   */\n  public vPositionRelative(params: number[]): void {\n    let param = params[0];\n    if (param < 1) {\n      param = 1;\n    }\n    this._terminal.buffer.y += param;\n    if (this._terminal.buffer.y >= this._terminal.rows) {\n      this._terminal.buffer.y = this._terminal.rows - 1;\n    }\n    // If the end of the line is hit, prevent this action from wrapping around to the next line.\n    if (this._terminal.buffer.x >= this._terminal.cols) {\n      this._terminal.buffer.x--;\n    }\n  }\n\n  /**\n   * CSI Ps ; Ps f\n   *   Horizontal and Vertical Position [row;column] (default =\n   *   [1,1]) (HVP).\n   */\n  public hVPosition(params: number[]): void {\n    if (params[0] < 1) params[0] = 1;\n    if (params[1] < 1) params[1] = 1;\n\n    this._terminal.buffer.y = params[0] - 1;\n    if (this._terminal.buffer.y >= this._terminal.rows) {\n      this._terminal.buffer.y = this._terminal.rows - 1;\n    }\n\n    this._terminal.buffer.x = params[1] - 1;\n    if (this._terminal.buffer.x >= this._terminal.cols) {\n      this._terminal.buffer.x = this._terminal.cols - 1;\n    }\n  }\n\n  /**\n   * CSI Ps g  Tab Clear (TBC).\n   *     Ps = 0  -> Clear Current Column (default).\n   *     Ps = 3  -> Clear All.\n   * Potentially:\n   *   Ps = 2  -> Clear Stops on Line.\n   *   http://vt100.net/annarbor/aaa-ug/section6.html\n   */\n  public tabClear(params: number[]): void {\n    const param = params[0];\n    if (param <= 0) {\n      delete this._terminal.buffer.tabs[this._terminal.buffer.x];\n    } else if (param === 3) {\n      this._terminal.buffer.tabs = {};\n    }\n  }\n\n  /**\n   * CSI Pm h  Set Mode (SM).\n   *     Ps = 2  -> Keyboard Action Mode (AM).\n   *     Ps = 4  -> Insert Mode (IRM).\n   *     Ps = 1 2  -> Send/receive (SRM).\n   *     Ps = 2 0  -> Automatic Newline (LNM).\n   * CSI ? Pm h\n   *   DEC Private Mode Set (DECSET).\n   *     Ps = 1  -> Application Cursor Keys (DECCKM).\n   *     Ps = 2  -> Designate USASCII for character sets G0-G3\n   *     (DECANM), and set VT100 mode.\n   *     Ps = 3  -> 132 Column Mode (DECCOLM).\n   *     Ps = 4  -> Smooth (Slow) Scroll (DECSCLM).\n   *     Ps = 5  -> Reverse Video (DECSCNM).\n   *     Ps = 6  -> Origin Mode (DECOM).\n   *     Ps = 7  -> Wraparound Mode (DECAWM).\n   *     Ps = 8  -> Auto-repeat Keys (DECARM).\n   *     Ps = 9  -> Send Mouse X & Y on button press.  See the sec-\n   *     tion Mouse Tracking.\n   *     Ps = 1 0  -> Show toolbar (rxvt).\n   *     Ps = 1 2  -> Start Blinking Cursor (att610).\n   *     Ps = 1 8  -> Print form feed (DECPFF).\n   *     Ps = 1 9  -> Set print extent to full screen (DECPEX).\n   *     Ps = 2 5  -> Show Cursor (DECTCEM).\n   *     Ps = 3 0  -> Show scrollbar (rxvt).\n   *     Ps = 3 5  -> Enable font-shifting functions (rxvt).\n   *     Ps = 3 8  -> Enter Tektronix Mode (DECTEK).\n   *     Ps = 4 0  -> Allow 80 -> 132 Mode.\n   *     Ps = 4 1  -> more(1) fix (see curses resource).\n   *     Ps = 4 2  -> Enable Nation Replacement Character sets (DECN-\n   *     RCM).\n   *     Ps = 4 4  -> Turn On Margin Bell.\n   *     Ps = 4 5  -> Reverse-wraparound Mode.\n   *     Ps = 4 6  -> Start Logging.  This is normally disabled by a\n   *     compile-time option.\n   *     Ps = 4 7  -> Use Alternate Screen Buffer.  (This may be dis-\n   *     abled by the titeInhibit resource).\n   *     Ps = 6 6  -> Application keypad (DECNKM).\n   *     Ps = 6 7  -> Backarrow key sends backspace (DECBKM).\n   *     Ps = 1 0 0 0  -> Send Mouse X & Y on button press and\n   *     release.  See the section Mouse Tracking.\n   *     Ps = 1 0 0 1  -> Use Hilite Mouse Tracking.\n   *     Ps = 1 0 0 2  -> Use Cell Motion Mouse Tracking.\n   *     Ps = 1 0 0 3  -> Use All Motion Mouse Tracking.\n   *     Ps = 1 0 0 4  -> Send FocusIn/FocusOut events.\n   *     Ps = 1 0 0 5  -> Enable Extended Mouse Mode.\n   *     Ps = 1 0 1 0  -> Scroll to bottom on tty output (rxvt).\n   *     Ps = 1 0 1 1  -> Scroll to bottom on key press (rxvt).\n   *     Ps = 1 0 3 4  -> Interpret \"meta\" key, sets eighth bit.\n   *     (enables the eightBitInput resource).\n   *     Ps = 1 0 3 5  -> Enable special modifiers for Alt and Num-\n   *     Lock keys.  (This enables the numLock resource).\n   *     Ps = 1 0 3 6  -> Send ESC   when Meta modifies a key.  (This\n   *     enables the metaSendsEscape resource).\n   *     Ps = 1 0 3 7  -> Send DEL from the editing-keypad Delete\n   *     key.\n   *     Ps = 1 0 3 9  -> Send ESC  when Alt modifies a key.  (This\n   *     enables the altSendsEscape resource).\n   *     Ps = 1 0 4 0  -> Keep selection even if not highlighted.\n   *     (This enables the keepSelection resource).\n   *     Ps = 1 0 4 1  -> Use the CLIPBOARD selection.  (This enables\n   *     the selectToClipboard resource).\n   *     Ps = 1 0 4 2  -> Enable Urgency window manager hint when\n   *     Control-G is received.  (This enables the bellIsUrgent\n   *     resource).\n   *     Ps = 1 0 4 3  -> Enable raising of the window when Control-G\n   *     is received.  (enables the popOnBell resource).\n   *     Ps = 1 0 4 7  -> Use Alternate Screen Buffer.  (This may be\n   *     disabled by the titeInhibit resource).\n   *     Ps = 1 0 4 8  -> Save cursor as in DECSC.  (This may be dis-\n   *     abled by the titeInhibit resource).\n   *     Ps = 1 0 4 9  -> Save cursor as in DECSC and use Alternate\n   *     Screen Buffer, clearing it first.  (This may be disabled by\n   *     the titeInhibit resource).  This combines the effects of the 1\n   *     0 4 7  and 1 0 4 8  modes.  Use this with terminfo-based\n   *     applications rather than the 4 7  mode.\n   *     Ps = 1 0 5 0  -> Set terminfo/termcap function-key mode.\n   *     Ps = 1 0 5 1  -> Set Sun function-key mode.\n   *     Ps = 1 0 5 2  -> Set HP function-key mode.\n   *     Ps = 1 0 5 3  -> Set SCO function-key mode.\n   *     Ps = 1 0 6 0  -> Set legacy keyboard emulation (X11R6).\n   *     Ps = 1 0 6 1  -> Set VT220 keyboard emulation.\n   *     Ps = 2 0 0 4  -> Set bracketed paste mode.\n   * Modes:\n   *   http: *vt100.net/docs/vt220-rm/chapter4.html\n   */\n  public setMode(params: number[], collect?: string): void {\n    if (params.length > 1) {\n      for (let i = 0; i < params.length; i++) {\n        this.setMode([params[i]]);\n      }\n\n      return;\n    }\n\n    if (!collect) {\n      switch (params[0]) {\n        case 4:\n          this._terminal.insertMode = true;\n          break;\n        case 20:\n          // this._t.convertEol = true;\n          break;\n      }\n    } else if (collect === '?') {\n      switch (params[0]) {\n        case 1:\n          this._terminal.applicationCursor = true;\n          break;\n        case 2:\n          this._terminal.setgCharset(0, DEFAULT_CHARSET);\n          this._terminal.setgCharset(1, DEFAULT_CHARSET);\n          this._terminal.setgCharset(2, DEFAULT_CHARSET);\n          this._terminal.setgCharset(3, DEFAULT_CHARSET);\n          // set VT100 mode here\n          break;\n        case 3: // 132 col mode\n          this._terminal.savedCols = this._terminal.cols;\n          this._terminal.resize(132, this._terminal.rows);\n          break;\n        case 6:\n          this._terminal.originMode = true;\n          break;\n        case 7:\n          this._terminal.wraparoundMode = true;\n          break;\n        case 12:\n          // this.cursorBlink = true;\n          break;\n        case 66:\n          this._terminal.log('Serial port requested application keypad.');\n          this._terminal.applicationKeypad = true;\n          this._terminal.viewport.syncScrollArea();\n          break;\n        case 9: // X10 Mouse\n          // no release, no motion, no wheel, no modifiers.\n        case 1000: // vt200 mouse\n          // no motion.\n          // no modifiers, except control on the wheel.\n        case 1002: // button event mouse\n        case 1003: // any event mouse\n          // any event - sends motion events,\n          // even if there is no button held down.\n\n          // TODO: Why are params[0] compares nested within a switch for params[0]?\n\n          this._terminal.x10Mouse = params[0] === 9;\n          this._terminal.vt200Mouse = params[0] === 1000;\n          this._terminal.normalMouse = params[0] > 1000;\n          this._terminal.mouseEvents = true;\n          this._terminal.element.classList.add('enable-mouse-events');\n          this._terminal.selectionManager.disable();\n          this._terminal.log('Binding to mouse events.');\n          break;\n        case 1004: // send focusin/focusout events\n          // focusin: ^[[I\n          // focusout: ^[[O\n          this._terminal.sendFocus = true;\n          break;\n        case 1005: // utf8 ext mode mouse\n          this._terminal.utfMouse = true;\n          // for wide terminals\n          // simply encodes large values as utf8 characters\n          break;\n        case 1006: // sgr ext mode mouse\n          this._terminal.sgrMouse = true;\n          // for wide terminals\n          // does not add 32 to fields\n          // press: ^[[<b;x;yM\n          // release: ^[[<b;x;ym\n          break;\n        case 1015: // urxvt ext mode mouse\n          this._terminal.urxvtMouse = true;\n          // for wide terminals\n          // numbers for fields\n          // press: ^[[b;x;yM\n          // motion: ^[[b;x;yT\n          break;\n        case 25: // show cursor\n          this._terminal.cursorHidden = false;\n          break;\n        case 1049: // alt screen buffer cursor\n          // TODO: Not sure if we need to save/restore after switching the buffer\n          // this.saveCursor(params);\n          // FALL-THROUGH\n        case 47: // alt screen buffer\n        case 1047: // alt screen buffer\n          this._terminal.buffers.activateAltBuffer();\n          this._terminal.viewport.syncScrollArea();\n          this._terminal.showCursor();\n          break;\n        case 2004: // bracketed paste mode (https://cirw.in/blog/bracketed-paste)\n          this._terminal.bracketedPasteMode = true;\n          break;\n      }\n    }\n  }\n\n  /**\n   * CSI Pm l  Reset Mode (RM).\n   *     Ps = 2  -> Keyboard Action Mode (AM).\n   *     Ps = 4  -> Replace Mode (IRM).\n   *     Ps = 1 2  -> Send/receive (SRM).\n   *     Ps = 2 0  -> Normal Linefeed (LNM).\n   * CSI ? Pm l\n   *   DEC Private Mode Reset (DECRST).\n   *     Ps = 1  -> Normal Cursor Keys (DECCKM).\n   *     Ps = 2  -> Designate VT52 mode (DECANM).\n   *     Ps = 3  -> 80 Column Mode (DECCOLM).\n   *     Ps = 4  -> Jump (Fast) Scroll (DECSCLM).\n   *     Ps = 5  -> Normal Video (DECSCNM).\n   *     Ps = 6  -> Normal Cursor Mode (DECOM).\n   *     Ps = 7  -> No Wraparound Mode (DECAWM).\n   *     Ps = 8  -> No Auto-repeat Keys (DECARM).\n   *     Ps = 9  -> Don't send Mouse X & Y on button press.\n   *     Ps = 1 0  -> Hide toolbar (rxvt).\n   *     Ps = 1 2  -> Stop Blinking Cursor (att610).\n   *     Ps = 1 8  -> Don't print form feed (DECPFF).\n   *     Ps = 1 9  -> Limit print to scrolling region (DECPEX).\n   *     Ps = 2 5  -> Hide Cursor (DECTCEM).\n   *     Ps = 3 0  -> Don't show scrollbar (rxvt).\n   *     Ps = 3 5  -> Disable font-shifting functions (rxvt).\n   *     Ps = 4 0  -> Disallow 80 -> 132 Mode.\n   *     Ps = 4 1  -> No more(1) fix (see curses resource).\n   *     Ps = 4 2  -> Disable Nation Replacement Character sets (DEC-\n   *     NRCM).\n   *     Ps = 4 4  -> Turn Off Margin Bell.\n   *     Ps = 4 5  -> No Reverse-wraparound Mode.\n   *     Ps = 4 6  -> Stop Logging.  (This is normally disabled by a\n   *     compile-time option).\n   *     Ps = 4 7  -> Use Normal Screen Buffer.\n   *     Ps = 6 6  -> Numeric keypad (DECNKM).\n   *     Ps = 6 7  -> Backarrow key sends delete (DECBKM).\n   *     Ps = 1 0 0 0  -> Don't send Mouse X & Y on button press and\n   *     release.  See the section Mouse Tracking.\n   *     Ps = 1 0 0 1  -> Don't use Hilite Mouse Tracking.\n   *     Ps = 1 0 0 2  -> Don't use Cell Motion Mouse Tracking.\n   *     Ps = 1 0 0 3  -> Don't use All Motion Mouse Tracking.\n   *     Ps = 1 0 0 4  -> Don't send FocusIn/FocusOut events.\n   *     Ps = 1 0 0 5  -> Disable Extended Mouse Mode.\n   *     Ps = 1 0 1 0  -> Don't scroll to bottom on tty output\n   *     (rxvt).\n   *     Ps = 1 0 1 1  -> Don't scroll to bottom on key press (rxvt).\n   *     Ps = 1 0 3 4  -> Don't interpret \"meta\" key.  (This disables\n   *     the eightBitInput resource).\n   *     Ps = 1 0 3 5  -> Disable special modifiers for Alt and Num-\n   *     Lock keys.  (This disables the numLock resource).\n   *     Ps = 1 0 3 6  -> Don't send ESC  when Meta modifies a key.\n   *     (This disables the metaSendsEscape resource).\n   *     Ps = 1 0 3 7  -> Send VT220 Remove from the editing-keypad\n   *     Delete key.\n   *     Ps = 1 0 3 9  -> Don't send ESC  when Alt modifies a key.\n   *     (This disables the altSendsEscape resource).\n   *     Ps = 1 0 4 0  -> Do not keep selection when not highlighted.\n   *     (This disables the keepSelection resource).\n   *     Ps = 1 0 4 1  -> Use the PRIMARY selection.  (This disables\n   *     the selectToClipboard resource).\n   *     Ps = 1 0 4 2  -> Disable Urgency window manager hint when\n   *     Control-G is received.  (This disables the bellIsUrgent\n   *     resource).\n   *     Ps = 1 0 4 3  -> Disable raising of the window when Control-\n   *     G is received.  (This disables the popOnBell resource).\n   *     Ps = 1 0 4 7  -> Use Normal Screen Buffer, clearing screen\n   *     first if in the Alternate Screen.  (This may be disabled by\n   *     the titeInhibit resource).\n   *     Ps = 1 0 4 8  -> Restore cursor as in DECRC.  (This may be\n   *     disabled by the titeInhibit resource).\n   *     Ps = 1 0 4 9  -> Use Normal Screen Buffer and restore cursor\n   *     as in DECRC.  (This may be disabled by the titeInhibit\n   *     resource).  This combines the effects of the 1 0 4 7  and 1 0\n   *     4 8  modes.  Use this with terminfo-based applications rather\n   *     than the 4 7  mode.\n   *     Ps = 1 0 5 0  -> Reset terminfo/termcap function-key mode.\n   *     Ps = 1 0 5 1  -> Reset Sun function-key mode.\n   *     Ps = 1 0 5 2  -> Reset HP function-key mode.\n   *     Ps = 1 0 5 3  -> Reset SCO function-key mode.\n   *     Ps = 1 0 6 0  -> Reset legacy keyboard emulation (X11R6).\n   *     Ps = 1 0 6 1  -> Reset keyboard emulation to Sun/PC style.\n   *     Ps = 2 0 0 4  -> Reset bracketed paste mode.\n   */\n  public resetMode(params: number[], collect?: string): void {\n    if (params.length > 1) {\n      for (let i = 0; i < params.length; i++) {\n        this.resetMode([params[i]]);\n      }\n\n      return;\n    }\n\n    if (!collect) {\n      switch (params[0]) {\n        case 4:\n          this._terminal.insertMode = false;\n          break;\n        case 20:\n          // this._t.convertEol = false;\n          break;\n      }\n    } else if (collect === '?') {\n      switch (params[0]) {\n        case 1:\n          this._terminal.applicationCursor = false;\n          break;\n        case 3:\n          if (this._terminal.cols === 132 && this._terminal.savedCols) {\n            this._terminal.resize(this._terminal.savedCols, this._terminal.rows);\n          }\n          delete this._terminal.savedCols;\n          break;\n        case 6:\n          this._terminal.originMode = false;\n          break;\n        case 7:\n          this._terminal.wraparoundMode = false;\n          break;\n        case 12:\n          // this.cursorBlink = false;\n          break;\n        case 66:\n          this._terminal.log('Switching back to normal keypad.');\n          this._terminal.applicationKeypad = false;\n          this._terminal.viewport.syncScrollArea();\n          break;\n        case 9: // X10 Mouse\n        case 1000: // vt200 mouse\n        case 1002: // button event mouse\n        case 1003: // any event mouse\n          this._terminal.x10Mouse = false;\n          this._terminal.vt200Mouse = false;\n          this._terminal.normalMouse = false;\n          this._terminal.mouseEvents = false;\n          this._terminal.element.classList.remove('enable-mouse-events');\n          this._terminal.selectionManager.enable();\n          break;\n        case 1004: // send focusin/focusout events\n          this._terminal.sendFocus = false;\n          break;\n        case 1005: // utf8 ext mode mouse\n          this._terminal.utfMouse = false;\n          break;\n        case 1006: // sgr ext mode mouse\n          this._terminal.sgrMouse = false;\n          break;\n        case 1015: // urxvt ext mode mouse\n          this._terminal.urxvtMouse = false;\n          break;\n        case 25: // hide cursor\n          this._terminal.cursorHidden = true;\n          break;\n        case 1049: // alt screen buffer cursor\n           // FALL-THROUGH\n        case 47: // normal screen buffer\n        case 1047: // normal screen buffer - clearing it first\n          // Ensure the selection manager has the correct buffer\n          this._terminal.buffers.activateNormalBuffer();\n          // TODO: Not sure if we need to save/restore after switching the buffer\n          // if (params[0] === 1049) {\n          //   this.restoreCursor(params);\n          // }\n          this._terminal.refresh(0, this._terminal.rows - 1);\n          this._terminal.viewport.syncScrollArea();\n          this._terminal.showCursor();\n          break;\n        case 2004: // bracketed paste mode (https://cirw.in/blog/bracketed-paste)\n          this._terminal.bracketedPasteMode = false;\n          break;\n      }\n    }\n  }\n\n  /**\n   * CSI Pm m  Character Attributes (SGR).\n   *     Ps = 0  -> Normal (default).\n   *     Ps = 1  -> Bold.\n   *     Ps = 2  -> Faint, decreased intensity (ISO 6429).\n   *     Ps = 4  -> Underlined.\n   *     Ps = 5  -> Blink (appears as Bold).\n   *     Ps = 7  -> Inverse.\n   *     Ps = 8  -> Invisible, i.e., hidden (VT300).\n   *     Ps = 2 2  -> Normal (neither bold nor faint).\n   *     Ps = 2 4  -> Not underlined.\n   *     Ps = 2 5  -> Steady (not blinking).\n   *     Ps = 2 7  -> Positive (not inverse).\n   *     Ps = 2 8  -> Visible, i.e., not hidden (VT300).\n   *     Ps = 3 0  -> Set foreground color to Black.\n   *     Ps = 3 1  -> Set foreground color to Red.\n   *     Ps = 3 2  -> Set foreground color to Green.\n   *     Ps = 3 3  -> Set foreground color to Yellow.\n   *     Ps = 3 4  -> Set foreground color to Blue.\n   *     Ps = 3 5  -> Set foreground color to Magenta.\n   *     Ps = 3 6  -> Set foreground color to Cyan.\n   *     Ps = 3 7  -> Set foreground color to White.\n   *     Ps = 3 9  -> Set foreground color to default (original).\n   *     Ps = 4 0  -> Set background color to Black.\n   *     Ps = 4 1  -> Set background color to Red.\n   *     Ps = 4 2  -> Set background color to Green.\n   *     Ps = 4 3  -> Set background color to Yellow.\n   *     Ps = 4 4  -> Set background color to Blue.\n   *     Ps = 4 5  -> Set background color to Magenta.\n   *     Ps = 4 6  -> Set background color to Cyan.\n   *     Ps = 4 7  -> Set background color to White.\n   *     Ps = 4 9  -> Set background color to default (original).\n   *\n   *   If 16-color support is compiled, the following apply.  Assume\n   *   that xterm's resources are set so that the ISO color codes are\n   *   the first 8 of a set of 16.  Then the aixterm colors are the\n   *   bright versions of the ISO colors:\n   *     Ps = 9 0  -> Set foreground color to Black.\n   *     Ps = 9 1  -> Set foreground color to Red.\n   *     Ps = 9 2  -> Set foreground color to Green.\n   *     Ps = 9 3  -> Set foreground color to Yellow.\n   *     Ps = 9 4  -> Set foreground color to Blue.\n   *     Ps = 9 5  -> Set foreground color to Magenta.\n   *     Ps = 9 6  -> Set foreground color to Cyan.\n   *     Ps = 9 7  -> Set foreground color to White.\n   *     Ps = 1 0 0  -> Set background color to Black.\n   *     Ps = 1 0 1  -> Set background color to Red.\n   *     Ps = 1 0 2  -> Set background color to Green.\n   *     Ps = 1 0 3  -> Set background color to Yellow.\n   *     Ps = 1 0 4  -> Set background color to Blue.\n   *     Ps = 1 0 5  -> Set background color to Magenta.\n   *     Ps = 1 0 6  -> Set background color to Cyan.\n   *     Ps = 1 0 7  -> Set background color to White.\n   *\n   *   If xterm is compiled with the 16-color support disabled, it\n   *   supports the following, from rxvt:\n   *     Ps = 1 0 0  -> Set foreground and background color to\n   *     default.\n   *\n   *   If 88- or 256-color support is compiled, the following apply.\n   *     Ps = 3 8  ; 5  ; Ps -> Set foreground color to the second\n   *     Ps.\n   *     Ps = 4 8  ; 5  ; Ps -> Set background color to the second\n   *     Ps.\n   */\n  public charAttributes(params: number[]): void {\n    // Optimize a single SGR0.\n    if (params.length === 1 && params[0] === 0) {\n      this._terminal.curAttr = DEFAULT_ATTR;\n      return;\n    }\n\n    const l = params.length;\n    let flags = this._terminal.curAttr >> 18;\n    let fg = (this._terminal.curAttr >> 9) & 0x1ff;\n    let bg = this._terminal.curAttr & 0x1ff;\n    let p;\n\n    for (let i = 0; i < l; i++) {\n      p = params[i];\n      if (p >= 30 && p <= 37) {\n        // fg color 8\n        fg = p - 30;\n      } else if (p >= 40 && p <= 47) {\n        // bg color 8\n        bg = p - 40;\n      } else if (p >= 90 && p <= 97) {\n        // fg color 16\n        p += 8;\n        fg = p - 90;\n      } else if (p >= 100 && p <= 107) {\n        // bg color 16\n        p += 8;\n        bg = p - 100;\n      } else if (p === 0) {\n        // default\n        flags = DEFAULT_ATTR >> 18;\n        fg = (DEFAULT_ATTR >> 9) & 0x1ff;\n        bg = DEFAULT_ATTR & 0x1ff;\n        // flags = 0;\n        // fg = 0x1ff;\n        // bg = 0x1ff;\n      } else if (p === 1) {\n        // bold text\n        flags |= FLAGS.BOLD;\n      } else if (p === 3) {\n        // italic text\n        flags |= FLAGS.ITALIC;\n      } else if (p === 4) {\n        // underlined text\n        flags |= FLAGS.UNDERLINE;\n      } else if (p === 5) {\n        // blink\n        flags |= FLAGS.BLINK;\n      } else if (p === 7) {\n        // inverse and positive\n        // test with: echo -e '\\e[31m\\e[42mhello\\e[7mworld\\e[27mhi\\e[m'\n        flags |= FLAGS.INVERSE;\n      } else if (p === 8) {\n        // invisible\n        flags |= FLAGS.INVISIBLE;\n      } else if (p === 2) {\n        // dimmed text\n        flags |= FLAGS.DIM;\n      } else if (p === 22) {\n        // not bold nor faint\n        flags &= ~FLAGS.BOLD;\n        flags &= ~FLAGS.DIM;\n      } else if (p === 24) {\n        // not underlined\n        flags &= ~FLAGS.UNDERLINE;\n      } else if (p === 25) {\n        // not blink\n        flags &= ~FLAGS.BLINK;\n      } else if (p === 27) {\n        // not inverse\n        flags &= ~FLAGS.INVERSE;\n      } else if (p === 28) {\n        // not invisible\n        flags &= ~FLAGS.INVISIBLE;\n      } else if (p === 39) {\n        // reset fg\n        fg = (DEFAULT_ATTR >> 9) & 0x1ff;\n      } else if (p === 49) {\n        // reset bg\n        bg = DEFAULT_ATTR & 0x1ff;\n      } else if (p === 38) {\n        // fg color 256\n        if (params[i + 1] === 2) {\n          i += 2;\n          fg = this._terminal.matchColor(\n            params[i] & 0xff,\n            params[i + 1] & 0xff,\n            params[i + 2] & 0xff);\n          if (fg === -1) fg = 0x1ff;\n          i += 2;\n        } else if (params[i + 1] === 5) {\n          i += 2;\n          p = params[i] & 0xff;\n          fg = p;\n        }\n      } else if (p === 48) {\n        // bg color 256\n        if (params[i + 1] === 2) {\n          i += 2;\n          bg = this._terminal.matchColor(\n            params[i] & 0xff,\n            params[i + 1] & 0xff,\n            params[i + 2] & 0xff);\n          if (bg === -1) bg = 0x1ff;\n          i += 2;\n        } else if (params[i + 1] === 5) {\n          i += 2;\n          p = params[i] & 0xff;\n          bg = p;\n        }\n      } else if (p === 100) {\n        // reset fg/bg\n        fg = (DEFAULT_ATTR >> 9) & 0x1ff;\n        bg = DEFAULT_ATTR & 0x1ff;\n      } else {\n        this._terminal.error('Unknown SGR attribute: %d.', p);\n      }\n    }\n\n    this._terminal.curAttr = (flags << 18) | (fg << 9) | bg;\n  }\n\n  /**\n   * CSI Ps n  Device Status Report (DSR).\n   *     Ps = 5  -> Status Report.  Result (``OK'') is\n   *   CSI 0 n\n   *     Ps = 6  -> Report Cursor Position (CPR) [row;column].\n   *   Result is\n   *   CSI r ; c R\n   * CSI ? Ps n\n   *   Device Status Report (DSR, DEC-specific).\n   *     Ps = 6  -> Report Cursor Position (CPR) [row;column] as CSI\n   *     ? r ; c R (assumes page is zero).\n   *     Ps = 1 5  -> Report Printer status as CSI ? 1 0  n  (ready).\n   *     or CSI ? 1 1  n  (not ready).\n   *     Ps = 2 5  -> Report UDK status as CSI ? 2 0  n  (unlocked)\n   *     or CSI ? 2 1  n  (locked).\n   *     Ps = 2 6  -> Report Keyboard status as\n   *   CSI ? 2 7  ;  1  ;  0  ;  0  n  (North American).\n   *   The last two parameters apply to VT400 & up, and denote key-\n   *   board ready and LK01 respectively.\n   *     Ps = 5 3  -> Report Locator status as\n   *   CSI ? 5 3  n  Locator available, if compiled-in, or\n   *   CSI ? 5 0  n  No Locator, if not.\n   */\n  public deviceStatus(params: number[], collect?: string): void {\n    if (!collect) {\n      switch (params[0]) {\n        case 5:\n          // status report\n          this._terminal.emit('data', `${C0.ESC}[0n`);\n          break;\n        case 6:\n          // cursor position\n          const y = this._terminal.buffer.y + 1;\n          const x = this._terminal.buffer.x + 1;\n          this._terminal.emit('data', `${C0.ESC}[${y};${x}R`);\n          break;\n      }\n    } else if (collect === '?') {\n      // modern xterm doesnt seem to\n      // respond to any of these except ?6, 6, and 5\n      switch (params[0]) {\n        case 6:\n          // cursor position\n          const y = this._terminal.buffer.y + 1;\n          const x = this._terminal.buffer.x + 1;\n          this._terminal.emit('data', `${C0.ESC}[?${y};${x}R`);\n          break;\n        case 15:\n          // no printer\n          // this.handler(C0.ESC + '[?11n');\n          break;\n        case 25:\n          // dont support user defined keys\n          // this.handler(C0.ESC + '[?21n');\n          break;\n        case 26:\n          // north american keyboard\n          // this.handler(C0.ESC + '[?27;1;0;0n');\n          break;\n        case 53:\n          // no dec locator/mouse\n          // this.handler(C0.ESC + '[?50n');\n          break;\n      }\n    }\n  }\n\n  /**\n   * CSI ! p   Soft terminal reset (DECSTR).\n   * http://vt100.net/docs/vt220-rm/table4-10.html\n   */\n  public softReset(params: number[], collect?: string): void {\n    if (collect === '!') {\n      this._terminal.cursorHidden = false;\n      this._terminal.insertMode = false;\n      this._terminal.originMode = false;\n      this._terminal.wraparoundMode = true;  // defaults: xterm - true, vt100 - false\n      this._terminal.applicationKeypad = false; // ?\n      this._terminal.viewport.syncScrollArea();\n      this._terminal.applicationCursor = false;\n      this._terminal.buffer.scrollTop = 0;\n      this._terminal.buffer.scrollBottom = this._terminal.rows - 1;\n      this._terminal.curAttr = DEFAULT_ATTR;\n      this._terminal.buffer.x = this._terminal.buffer.y = 0; // ?\n      this._terminal.charset = null;\n      this._terminal.glevel = 0; // ??\n      this._terminal.charsets = [null]; // ??\n    }\n  }\n\n  /**\n   * CSI Ps SP q  Set cursor style (DECSCUSR, VT520).\n   *   Ps = 0  -> blinking block.\n   *   Ps = 1  -> blinking block (default).\n   *   Ps = 2  -> steady block.\n   *   Ps = 3  -> blinking underline.\n   *   Ps = 4  -> steady underline.\n   *   Ps = 5  -> blinking bar (xterm).\n   *   Ps = 6  -> steady bar (xterm).\n   */\n  public setCursorStyle(params?: number[], collect?: string): void {\n    if (collect === ' ') {\n      const param = params[0] < 1 ? 1 : params[0];\n      switch (param) {\n        case 1:\n        case 2:\n          this._terminal.setOption('cursorStyle', 'block');\n          break;\n        case 3:\n        case 4:\n          this._terminal.setOption('cursorStyle', 'underline');\n          break;\n        case 5:\n        case 6:\n          this._terminal.setOption('cursorStyle', 'bar');\n          break;\n      }\n      const isBlinking = param % 2 === 1;\n      this._terminal.setOption('cursorBlink', isBlinking);\n    }\n  }\n\n  /**\n   * CSI Ps ; Ps r\n   *   Set Scrolling Region [top;bottom] (default = full size of win-\n   *   dow) (DECSTBM).\n   * CSI ? Pm r\n   */\n  public setScrollRegion(params: number[], collect?: string): void {\n    if (collect) return;\n    this._terminal.buffer.scrollTop = (params[0] || 1) - 1;\n    this._terminal.buffer.scrollBottom = (params[1] && params[1] <= this._terminal.rows ? params[1] : this._terminal.rows) - 1;\n    this._terminal.buffer.x = 0;\n    this._terminal.buffer.y = 0;\n  }\n\n\n  /**\n   * CSI s\n   * ESC 7\n   *   Save cursor (ANSI.SYS).\n   */\n  public saveCursor(params: number[]): void {\n    this._terminal.buffer.savedX = this._terminal.buffer.x;\n    this._terminal.buffer.savedY = this._terminal.buffer.y;\n    this._terminal.savedCurAttr = this._terminal.curAttr;\n  }\n\n\n  /**\n   * CSI u\n   * ESC 8\n   *   Restore cursor (ANSI.SYS).\n   */\n  public restoreCursor(params: number[]): void {\n    this._terminal.buffer.x = this._terminal.buffer.savedX || 0;\n    this._terminal.buffer.y = this._terminal.buffer.savedY || 0;\n    this._terminal.curAttr = this._terminal.savedCurAttr || DEFAULT_ATTR;\n  }\n\n\n  /**\n   * OSC 0; <data> ST (set icon name + window title)\n   * OSC 2; <data> ST (set window title)\n   *   Proxy to set window title. Icon name is not supported.\n   */\n  public setTitle(data: string): void {\n    this._terminal.handleTitle(data);\n  }\n\n  /**\n   * ESC E\n   * C1.NEL\n   *   DEC mnemonic: NEL (https://vt100.net/docs/vt510-rm/NEL)\n   *   Moves cursor to first position on next line.\n   */\n  public nextLine(): void {\n    this._terminal.buffer.x = 0;\n    this.index();\n  }\n\n  /**\n   * ESC =\n   *   DEC mnemonic: DECKPAM (https://vt100.net/docs/vt510-rm/DECKPAM.html)\n   *   Enables the numeric keypad to send application sequences to the host.\n   */\n  public keypadApplicationMode(): void {\n    this._terminal.log('Serial port requested application keypad.');\n    this._terminal.applicationKeypad = true;\n    if (this._terminal.viewport) {\n      this._terminal.viewport.syncScrollArea();\n    }\n  }\n\n  /**\n   * ESC >\n   *   DEC mnemonic: DECKPNM (https://vt100.net/docs/vt510-rm/DECKPNM.html)\n   *   Enables the keypad to send numeric characters to the host.\n   */\n  public keypadNumericMode(): void {\n    this._terminal.log('Switching back to normal keypad.');\n    this._terminal.applicationKeypad = false;\n    if (this._terminal.viewport) {\n      this._terminal.viewport.syncScrollArea();\n    }\n  }\n\n  /**\n   * ESC % @\n   * ESC % G\n   *   Select default character set. UTF-8 is not supported (string are unicode anyways)\n   *   therefore ESC % G does the same.\n   */\n  public selectDefaultCharset(): void {\n    this._terminal.setgLevel(0);\n    this._terminal.setgCharset(0, DEFAULT_CHARSET); // US (default)\n  }\n\n  /**\n   * ESC ( C\n   *   Designate G0 Character Set, VT100, ISO 2022.\n   * ESC ) C\n   *   Designate G1 Character Set (ISO 2022, VT100).\n   * ESC * C\n   *   Designate G2 Character Set (ISO 2022, VT220).\n   * ESC + C\n   *   Designate G3 Character Set (ISO 2022, VT220).\n   * ESC - C\n   *   Designate G1 Character Set (VT300).\n   * ESC . C\n   *   Designate G2 Character Set (VT300).\n   * ESC / C\n   *   Designate G3 Character Set (VT300). C = A  -> ISO Latin-1 Supplemental. - Supported?\n   */\n  public selectCharset(collectAndFlag: string): void {\n    if (collectAndFlag.length !== 2) return this.selectDefaultCharset();\n    if (collectAndFlag[0] === '/') return;  // TODO: Is this supported?\n    this._terminal.setgCharset(GLEVEL[collectAndFlag[0]], CHARSETS[collectAndFlag[1]] || DEFAULT_CHARSET);\n  }\n\n  /**\n   * ESC D\n   * C1.IND\n   *   DEC mnemonic: IND (https://vt100.net/docs/vt510-rm/IND.html)\n   *   Moves the cursor down one line in the same column.\n   */\n  public index(): void {\n    this._terminal.index();  // TODO: save to move from terminal?\n  }\n\n  /**\n   * ESC H\n   * C1.HTS\n   *   DEC mnemonic: HTS (https://vt100.net/docs/vt510-rm/HTS.html)\n   *   Sets a horizontal tab stop at the column position indicated by\n   *   the value of the active column when the terminal receives an HTS.\n   */\n  public tabSet(): void {\n    this._terminal.tabSet();  // TODO: save to move from terminal?\n  }\n\n  /**\n   * ESC M\n   * C1.RI\n   *   DEC mnemonic: HTS\n   *   Moves the cursor up one line in the same column. If the cursor is at the top margin,\n   *   the page scrolls down.\n   */\n  public reverseIndex(): void {\n    this._terminal.reverseIndex();  // TODO: save to move from terminal?\n  }\n\n  /**\n   * ESC c\n   *   DEC mnemonic: RIS (https://vt100.net/docs/vt510-rm/RIS.html)\n   *   Reset to initial state.\n   */\n  public reset(): void {\n    this._parser.reset();\n    this._terminal.reset();  // TODO: save to move from terminal?\n  }\n\n  /**\n   * ESC n\n   * ESC o\n   * ESC |\n   * ESC }\n   * ESC ~\n   *   DEC mnemonic: LS (https://vt100.net/docs/vt510-rm/LS.html)\n   *   When you use a locking shift, the character set remains in GL or GR until\n   *   you use another locking shift. (partly supported)\n   */\n  public setgLevel(level: number): void {\n    this._terminal.setgLevel(level);  // TODO: save to move from terminal?\n  }\n}\n","/**\n * Copyright (c) 2017 The xterm.js authors. All rights reserved.\n * @license MIT\n */\n\nimport { XtermListener } from './Types';\nimport { IEventEmitter, IDisposable } from 'xterm';\nimport { Disposable } from './common/Lifecycle';\n\nexport class EventEmitter extends Disposable implements IEventEmitter, IDisposable {\n  private _events: {[type: string]: XtermListener[]};\n\n  constructor() {\n    super();\n    // Restore the previous events if available, this will happen if the\n    // constructor is called multiple times on the same object (terminal reset).\n    this._events = this._events || {};\n  }\n\n  public on(type: string, listener: XtermListener): void {\n    this._events[type] = this._events[type] || [];\n    this._events[type].push(listener);\n  }\n\n  /**\n   * Adds a disposabe listener to the EventEmitter, returning the disposable.\n   * @param type The event type.\n   * @param handler The handler for the listener.\n   */\n  public addDisposableListener(type: string, handler: XtermListener): IDisposable {\n    // TODO: Rename addDisposableEventListener to more easily disambiguate from Dom listener\n    this.on(type, handler);\n    return {\n      dispose: () => {\n        if (!handler) {\n          // Already disposed\n          return;\n        }\n        this.off(type, handler);\n        handler = null;\n      }\n    };\n  }\n\n  public off(type: string, listener: XtermListener): void {\n    if (!this._events[type]) {\n      return;\n    }\n\n    const obj = this._events[type];\n    let i = obj.length;\n\n    while (i--) {\n      if (obj[i] === listener) {\n        obj.splice(i, 1);\n        return;\n      }\n    }\n  }\n\n  public removeAllListeners(type: string): void {\n    if (this._events[type]) {\n       delete this._events[type];\n    }\n  }\n\n  public emit(type: string, ...args: any[]): void {\n    if (!this._events[type]) {\n      return;\n    }\n    const obj = this._events[type];\n    for (let i = 0; i < obj.length; i++) {\n      obj[i].apply(this, args);\n    }\n  }\n\n  public listeners(type: string): XtermListener[] {\n    return this._events[type] || [];\n  }\n\n  public dispose(): void {\n    super.dispose();\n    this._events = {};\n  }\n}\n","/**\n * Copyright (c) 2018 The xterm.js authors. All rights reserved.\n * @license MIT\n */\n\nimport { ParserState, ParserAction, IParsingState, IDcsHandler, IEscapeSequenceParser } from './Types';\nimport { Disposable } from './common/Lifecycle';\n\n/**\n * Returns an array filled with numbers between the low and high parameters (right exclusive).\n * @param low The low number.\n * @param high The high number.\n */\nfunction r(low: number, high: number): number[] {\n  let c = high - low;\n  const arr = new Array(c);\n  while (c--) {\n    arr[c] = --high;\n  }\n  return arr;\n}\n\n/**\n * Transition table for EscapeSequenceParser.\n * NOTE: data in the underlying table is packed like this:\n *   currentState << 8 | characterCode  -->  action << 4 | nextState\n */\nexport class TransitionTable {\n  public table: Uint8Array | number[];\n\n  constructor(length: number) {\n    this.table = (typeof Uint8Array === 'undefined')\n      ? new Array(length)\n      : new Uint8Array(length);\n  }\n\n  /**\n   * Add a transition to the transition table.\n   * @param code input character code\n   * @param state current parser state\n   * @param action parser action to be done\n   * @param next next parser state\n   */\n  add(code: number, state: number, action: number | null, next: number | null): void {\n    this.table[state << 8 | code] = ((action | 0) << 4) | ((next === undefined) ? state : next);\n  }\n\n  /**\n   * Add transitions for multiple input character codes.\n   * @param codes input character code array\n   * @param state current parser state\n   * @param action parser action to be done\n   * @param next next parser state\n   */\n  addMany(codes: number[], state: number, action: number | null, next: number | null): void {\n    for (let i = 0; i < codes.length; i++) {\n      this.add(codes[i], state, action, next);\n    }\n  }\n}\n\n\n/**\n * Default definitions for the VT500_TRANSITION_TABLE.\n */\nconst PRINTABLES = r(0x20, 0x7f);\nconst EXECUTABLES = r(0x00, 0x18);\nEXECUTABLES.push(0x19);\nEXECUTABLES.concat(r(0x1c, 0x20));\nconst DEFAULT_TRANSITION = ParserAction.ERROR << 4 | ParserState.GROUND;\n\n/**\n * VT500 compatible transition table.\n * Taken from https://vt100.net/emu/dec_ansi_parser.\n */\nexport const VT500_TRANSITION_TABLE = (function (): TransitionTable {\n  const table: TransitionTable = new TransitionTable(4095);\n\n  const states: number[] = r(ParserState.GROUND, ParserState.DCS_PASSTHROUGH + 1);\n  let state: any;\n\n  // table with default transition [any] --> DEFAULT_TRANSITION\n  for (state in states) {\n    // NOTE: table lookup is capped at 0xa0 in parse to keep the table small\n    for (let code = 0; code < 160; ++code) {\n      table.add(code, state, ParserAction.ERROR, ParserState.GROUND);\n    }\n  }\n  // printables\n  table.addMany(PRINTABLES, ParserState.GROUND, ParserAction.PRINT, ParserState.GROUND);\n  // global anywhere rules\n  for (state in states) {\n    table.addMany([0x18, 0x1a, 0x99, 0x9a], state, ParserAction.EXECUTE, ParserState.GROUND);\n    table.addMany(r(0x80, 0x90), state, ParserAction.EXECUTE, ParserState.GROUND);\n    table.addMany(r(0x90, 0x98), state, ParserAction.EXECUTE, ParserState.GROUND);\n    table.add(0x9c, state, ParserAction.IGNORE, ParserState.GROUND); // ST as terminator\n    table.add(0x1b, state, ParserAction.CLEAR, ParserState.ESCAPE);  // ESC\n    table.add(0x9d, state, ParserAction.OSC_START, ParserState.OSC_STRING);  // OSC\n    table.addMany([0x98, 0x9e, 0x9f], state, ParserAction.IGNORE, ParserState.SOS_PM_APC_STRING);\n    table.add(0x9b, state, ParserAction.CLEAR, ParserState.CSI_ENTRY);  // CSI\n    table.add(0x90, state, ParserAction.CLEAR, ParserState.DCS_ENTRY);  // DCS\n  }\n  // rules for executables and 7f\n  table.addMany(EXECUTABLES, ParserState.GROUND, ParserAction.EXECUTE, ParserState.GROUND);\n  table.addMany(EXECUTABLES, ParserState.ESCAPE, ParserAction.EXECUTE, ParserState.ESCAPE);\n  table.add(0x7f, ParserState.ESCAPE, ParserAction.IGNORE, ParserState.ESCAPE);\n  table.addMany(EXECUTABLES, ParserState.OSC_STRING, ParserAction.IGNORE, ParserState.OSC_STRING);\n  table.addMany(EXECUTABLES, ParserState.CSI_ENTRY, ParserAction.EXECUTE, ParserState.CSI_ENTRY);\n  table.add(0x7f, ParserState.CSI_ENTRY, ParserAction.IGNORE, ParserState.CSI_ENTRY);\n  table.addMany(EXECUTABLES, ParserState.CSI_PARAM, ParserAction.EXECUTE, ParserState.CSI_PARAM);\n  table.add(0x7f, ParserState.CSI_PARAM, ParserAction.IGNORE, ParserState.CSI_PARAM);\n  table.addMany(EXECUTABLES, ParserState.CSI_IGNORE, ParserAction.EXECUTE, ParserState.CSI_IGNORE);\n  table.addMany(EXECUTABLES, ParserState.CSI_INTERMEDIATE, ParserAction.EXECUTE, ParserState.CSI_INTERMEDIATE);\n  table.add(0x7f, ParserState.CSI_INTERMEDIATE, ParserAction.IGNORE, ParserState.CSI_INTERMEDIATE);\n  table.addMany(EXECUTABLES, ParserState.ESCAPE_INTERMEDIATE, ParserAction.EXECUTE, ParserState.ESCAPE_INTERMEDIATE);\n  table.add(0x7f, ParserState.ESCAPE_INTERMEDIATE, ParserAction.IGNORE, ParserState.ESCAPE_INTERMEDIATE);\n  // osc\n  table.add(0x5d, ParserState.ESCAPE, ParserAction.OSC_START, ParserState.OSC_STRING);\n  table.addMany(PRINTABLES, ParserState.OSC_STRING, ParserAction.OSC_PUT, ParserState.OSC_STRING);\n  table.add(0x7f, ParserState.OSC_STRING, ParserAction.OSC_PUT, ParserState.OSC_STRING);\n  table.addMany([0x9c, 0x1b, 0x18, 0x1a, 0x07], ParserState.OSC_STRING, ParserAction.OSC_END, ParserState.GROUND);\n  table.addMany(r(0x1c, 0x20), ParserState.OSC_STRING, ParserAction.IGNORE, ParserState.OSC_STRING);\n  // sos/pm/apc does nothing\n  table.addMany([0x58, 0x5e, 0x5f], ParserState.ESCAPE, ParserAction.IGNORE, ParserState.SOS_PM_APC_STRING);\n  table.addMany(PRINTABLES, ParserState.SOS_PM_APC_STRING, ParserAction.IGNORE, ParserState.SOS_PM_APC_STRING);\n  table.addMany(EXECUTABLES, ParserState.SOS_PM_APC_STRING, ParserAction.IGNORE, ParserState.SOS_PM_APC_STRING);\n  table.add(0x9c, ParserState.SOS_PM_APC_STRING, ParserAction.IGNORE, ParserState.GROUND);\n  // csi entries\n  table.add(0x5b, ParserState.ESCAPE, ParserAction.CLEAR, ParserState.CSI_ENTRY);\n  table.addMany(r(0x40, 0x7f), ParserState.CSI_ENTRY, ParserAction.CSI_DISPATCH, ParserState.GROUND);\n  table.addMany(r(0x30, 0x3a), ParserState.CSI_ENTRY, ParserAction.PARAM, ParserState.CSI_PARAM);\n  table.add(0x3b, ParserState.CSI_ENTRY, ParserAction.PARAM, ParserState.CSI_PARAM);\n  table.addMany([0x3c, 0x3d, 0x3e, 0x3f], ParserState.CSI_ENTRY, ParserAction.COLLECT, ParserState.CSI_PARAM);\n  table.addMany(r(0x30, 0x3a), ParserState.CSI_PARAM, ParserAction.PARAM, ParserState.CSI_PARAM);\n  table.add(0x3b, ParserState.CSI_PARAM, ParserAction.PARAM, ParserState.CSI_PARAM);\n  table.addMany(r(0x40, 0x7f), ParserState.CSI_PARAM, ParserAction.CSI_DISPATCH, ParserState.GROUND);\n  table.addMany([0x3a, 0x3c, 0x3d, 0x3e, 0x3f], ParserState.CSI_PARAM, ParserAction.IGNORE, ParserState.CSI_IGNORE);\n  table.addMany(r(0x20, 0x40), ParserState.CSI_IGNORE, ParserAction.IGNORE, ParserState.CSI_IGNORE);\n  table.add(0x7f, ParserState.CSI_IGNORE, ParserAction.IGNORE, ParserState.CSI_IGNORE);\n  table.addMany(r(0x40, 0x7f), ParserState.CSI_IGNORE, ParserAction.IGNORE, ParserState.GROUND);\n  table.add(0x3a, ParserState.CSI_ENTRY, ParserAction.IGNORE, ParserState.CSI_IGNORE);\n  table.addMany(r(0x20, 0x30), ParserState.CSI_ENTRY, ParserAction.COLLECT, ParserState.CSI_INTERMEDIATE);\n  table.addMany(r(0x20, 0x30), ParserState.CSI_INTERMEDIATE, ParserAction.COLLECT, ParserState.CSI_INTERMEDIATE);\n  table.addMany(r(0x30, 0x40), ParserState.CSI_INTERMEDIATE, ParserAction.IGNORE, ParserState.CSI_IGNORE);\n  table.addMany(r(0x40, 0x7f), ParserState.CSI_INTERMEDIATE, ParserAction.CSI_DISPATCH, ParserState.GROUND);\n  table.addMany(r(0x20, 0x30), ParserState.CSI_PARAM, ParserAction.COLLECT, ParserState.CSI_INTERMEDIATE);\n  // esc_intermediate\n  table.addMany(r(0x20, 0x30), ParserState.ESCAPE, ParserAction.COLLECT, ParserState.ESCAPE_INTERMEDIATE);\n  table.addMany(r(0x20, 0x30), ParserState.ESCAPE_INTERMEDIATE, ParserAction.COLLECT, ParserState.ESCAPE_INTERMEDIATE);\n  table.addMany(r(0x30, 0x7f), ParserState.ESCAPE_INTERMEDIATE, ParserAction.ESC_DISPATCH, ParserState.GROUND);\n  table.addMany(r(0x30, 0x50), ParserState.ESCAPE, ParserAction.ESC_DISPATCH, ParserState.GROUND);\n  table.addMany(r(0x51, 0x58), ParserState.ESCAPE, ParserAction.ESC_DISPATCH, ParserState.GROUND);\n  table.addMany([0x59, 0x5a, 0x5c], ParserState.ESCAPE, ParserAction.ESC_DISPATCH, ParserState.GROUND);\n  table.addMany(r(0x60, 0x7f), ParserState.ESCAPE, ParserAction.ESC_DISPATCH, ParserState.GROUND);\n  // dcs entry\n  table.add(0x50, ParserState.ESCAPE, ParserAction.CLEAR, ParserState.DCS_ENTRY);\n  table.addMany(EXECUTABLES, ParserState.DCS_ENTRY, ParserAction.IGNORE, ParserState.DCS_ENTRY);\n  table.add(0x7f, ParserState.DCS_ENTRY, ParserAction.IGNORE, ParserState.DCS_ENTRY);\n  table.addMany(r(0x1c, 0x20), ParserState.DCS_ENTRY, ParserAction.IGNORE, ParserState.DCS_ENTRY);\n  table.addMany(r(0x20, 0x30), ParserState.DCS_ENTRY, ParserAction.COLLECT, ParserState.DCS_INTERMEDIATE);\n  table.add(0x3a, ParserState.DCS_ENTRY, ParserAction.IGNORE, ParserState.DCS_IGNORE);\n  table.addMany(r(0x30, 0x3a), ParserState.DCS_ENTRY, ParserAction.PARAM, ParserState.DCS_PARAM);\n  table.add(0x3b, ParserState.DCS_ENTRY, ParserAction.PARAM, ParserState.DCS_PARAM);\n  table.addMany([0x3c, 0x3d, 0x3e, 0x3f], ParserState.DCS_ENTRY, ParserAction.COLLECT, ParserState.DCS_PARAM);\n  table.addMany(EXECUTABLES, ParserState.DCS_IGNORE, ParserAction.IGNORE, ParserState.DCS_IGNORE);\n  table.addMany(r(0x20, 0x80), ParserState.DCS_IGNORE, ParserAction.IGNORE, ParserState.DCS_IGNORE);\n  table.addMany(r(0x1c, 0x20), ParserState.DCS_IGNORE, ParserAction.IGNORE, ParserState.DCS_IGNORE);\n  table.addMany(EXECUTABLES, ParserState.DCS_PARAM, ParserAction.IGNORE, ParserState.DCS_PARAM);\n  table.add(0x7f, ParserState.DCS_PARAM, ParserAction.IGNORE, ParserState.DCS_PARAM);\n  table.addMany(r(0x1c, 0x20), ParserState.DCS_PARAM, ParserAction.IGNORE, ParserState.DCS_PARAM);\n  table.addMany(r(0x30, 0x3a), ParserState.DCS_PARAM, ParserAction.PARAM, ParserState.DCS_PARAM);\n  table.add(0x3b, ParserState.DCS_PARAM, ParserAction.PARAM, ParserState.DCS_PARAM);\n  table.addMany([0x3a, 0x3c, 0x3d, 0x3e, 0x3f], ParserState.DCS_PARAM, ParserAction.IGNORE, ParserState.DCS_IGNORE);\n  table.addMany(r(0x20, 0x30), ParserState.DCS_PARAM, ParserAction.COLLECT, ParserState.DCS_INTERMEDIATE);\n  table.addMany(EXECUTABLES, ParserState.DCS_INTERMEDIATE, ParserAction.IGNORE, ParserState.DCS_INTERMEDIATE);\n  table.add(0x7f, ParserState.DCS_INTERMEDIATE, ParserAction.IGNORE, ParserState.DCS_INTERMEDIATE);\n  table.addMany(r(0x1c, 0x20), ParserState.DCS_INTERMEDIATE, ParserAction.IGNORE, ParserState.DCS_INTERMEDIATE);\n  table.addMany(r(0x20, 0x30), ParserState.DCS_INTERMEDIATE, ParserAction.COLLECT, ParserState.DCS_INTERMEDIATE);\n  table.addMany(r(0x30, 0x40), ParserState.DCS_INTERMEDIATE, ParserAction.IGNORE, ParserState.DCS_IGNORE);\n  table.addMany(r(0x40, 0x7f), ParserState.DCS_INTERMEDIATE, ParserAction.DCS_HOOK, ParserState.DCS_PASSTHROUGH);\n  table.addMany(r(0x40, 0x7f), ParserState.DCS_PARAM, ParserAction.DCS_HOOK, ParserState.DCS_PASSTHROUGH);\n  table.addMany(r(0x40, 0x7f), ParserState.DCS_ENTRY, ParserAction.DCS_HOOK, ParserState.DCS_PASSTHROUGH);\n  table.addMany(EXECUTABLES, ParserState.DCS_PASSTHROUGH, ParserAction.DCS_PUT, ParserState.DCS_PASSTHROUGH);\n  table.addMany(PRINTABLES, ParserState.DCS_PASSTHROUGH, ParserAction.DCS_PUT, ParserState.DCS_PASSTHROUGH);\n  table.add(0x7f, ParserState.DCS_PASSTHROUGH, ParserAction.IGNORE, ParserState.DCS_PASSTHROUGH);\n  table.addMany([0x1b, 0x9c], ParserState.DCS_PASSTHROUGH, ParserAction.DCS_UNHOOK, ParserState.GROUND);\n  return table;\n})();\n\n/**\n * Dummy DCS handler as default fallback.\n */\nclass DcsDummy implements IDcsHandler {\n  hook(collect: string, params: number[], flag: number): void { }\n  put(data: string, start: number, end: number): void { }\n  unhook(): void { }\n}\n\n/**\n * EscapeSequenceParser.\n * This class implements the ANSI/DEC compatible parser described by\n * Paul Williams (https://vt100.net/emu/dec_ansi_parser).\n * To implement custom ANSI compliant escape sequences it is not needed to\n * alter this parser, instead consider registering a custom handler.\n * For non ANSI compliant sequences change the transition table with\n * the optional `transitions` contructor argument and\n * reimplement the `parse` method.\n * NOTE: The parameter element notation is currently not supported.\n * TODO: implement error recovery hook via error handler return values\n */\nexport class EscapeSequenceParser extends Disposable implements IEscapeSequenceParser {\n  public initialState: number;\n  public currentState: number;\n\n  // buffers over several parse calls\n  protected _osc: string;\n  protected _params: number[];\n  protected _collect: string;\n\n  // handler lookup containers\n  protected _printHandler: (data: string, start: number, end: number) => void;\n  protected _executeHandlers: any;\n  protected _csiHandlers: any;\n  protected _escHandlers: any;\n  protected _oscHandlers: any;\n  protected _dcsHandlers: any;\n  protected _activeDcsHandler: IDcsHandler | null;\n  protected _errorHandler: (state: IParsingState) => IParsingState;\n\n  // fallback handlers\n  protected _printHandlerFb: (data: string, start: number, end: number) => void;\n  protected _executeHandlerFb: (code: number) => void;\n  protected _csiHandlerFb: (collect: string, params: number[], flag: number) => void;\n  protected _escHandlerFb: (collect: string, flag: number) => void;\n  protected _oscHandlerFb: (identifier: number, data: string) => void;\n  protected _dcsHandlerFb: IDcsHandler;\n  protected _errorHandlerFb: (state: IParsingState) => IParsingState;\n\n  constructor(readonly TRANSITIONS: TransitionTable = VT500_TRANSITION_TABLE) {\n    super();\n\n    this.initialState = ParserState.GROUND;\n    this.currentState = this.initialState;\n    this._osc = '';\n    this._params = [0];\n    this._collect = '';\n\n    // set default fallback handlers and handler lookup containers\n    this._printHandlerFb = (data, start, end): void => { };\n    this._executeHandlerFb = (code: number): void => { };\n    this._csiHandlerFb = (collect: string, params: number[], flag: number): void => { };\n    this._escHandlerFb = (collect: string, flag: number): void => { };\n    this._oscHandlerFb = (identifier: number, data: string): void => { };\n    this._dcsHandlerFb = new DcsDummy();\n    this._errorHandlerFb = (state: IParsingState): IParsingState => state;\n    this._printHandler = this._printHandlerFb;\n    this._executeHandlers = Object.create(null);\n    this._csiHandlers = Object.create(null);\n    this._escHandlers = Object.create(null);\n    this._oscHandlers = Object.create(null);\n    this._dcsHandlers = Object.create(null);\n    this._activeDcsHandler = null;\n    this._errorHandler = this._errorHandlerFb;\n  }\n\n  public dispose(): void {\n    this._printHandlerFb = null;\n    this._executeHandlerFb = null;\n    this._csiHandlerFb = null;\n    this._escHandlerFb = null;\n    this._oscHandlerFb = null;\n    this._dcsHandlerFb = null;\n    this._errorHandlerFb = null;\n    this._printHandler = null;\n    this._executeHandlers = null;\n    this._csiHandlers = null;\n    this._escHandlers = null;\n    this._oscHandlers = null;\n    this._dcsHandlers = null;\n    this._activeDcsHandler = null;\n    this._errorHandler = null;\n  }\n\n  setPrintHandler(callback: (data: string, start: number, end: number) => void): void {\n    this._printHandler = callback;\n  }\n  clearPrintHandler(): void {\n    this._printHandler = this._printHandlerFb;\n  }\n\n  setExecuteHandler(flag: string, callback: () => void): void {\n    this._executeHandlers[flag.charCodeAt(0)] = callback;\n  }\n  clearExecuteHandler(flag: string): void {\n    if (this._executeHandlers[flag.charCodeAt(0)]) delete this._executeHandlers[flag.charCodeAt(0)];\n  }\n  setExecuteHandlerFallback(callback: (code: number) => void): void {\n    this._executeHandlerFb = callback;\n  }\n\n  setCsiHandler(flag: string, callback: (params: number[], collect: string) => void): void {\n    this._csiHandlers[flag.charCodeAt(0)] = callback;\n  }\n  clearCsiHandler(flag: string): void {\n    if (this._csiHandlers[flag.charCodeAt(0)]) delete this._csiHandlers[flag.charCodeAt(0)];\n  }\n  setCsiHandlerFallback(callback: (collect: string, params: number[], flag: number) => void): void {\n    this._csiHandlerFb = callback;\n  }\n\n  setEscHandler(collectAndFlag: string, callback: () => void): void {\n    this._escHandlers[collectAndFlag] = callback;\n  }\n  clearEscHandler(collectAndFlag: string): void {\n    if (this._escHandlers[collectAndFlag]) delete this._escHandlers[collectAndFlag];\n  }\n  setEscHandlerFallback(callback: (collect: string, flag: number) => void): void {\n    this._escHandlerFb = callback;\n  }\n\n  setOscHandler(ident: number, callback: (data: string) => void): void {\n    this._oscHandlers[ident] = callback;\n  }\n  clearOscHandler(ident: number): void {\n    if (this._oscHandlers[ident]) delete this._oscHandlers[ident];\n  }\n  setOscHandlerFallback(callback: (identifier: number, data: string) => void): void {\n    this._oscHandlerFb = callback;\n  }\n\n  setDcsHandler(collectAndFlag: string, handler: IDcsHandler): void {\n    this._dcsHandlers[collectAndFlag] = handler;\n  }\n  clearDcsHandler(collectAndFlag: string): void {\n    if (this._dcsHandlers[collectAndFlag]) delete this._dcsHandlers[collectAndFlag];\n  }\n  setDcsHandlerFallback(handler: IDcsHandler): void {\n    this._dcsHandlerFb = handler;\n  }\n\n  setErrorHandler(callback: (state: IParsingState) => IParsingState): void {\n    this._errorHandler = callback;\n  }\n  clearErrorHandler(): void {\n    this._errorHandler = this._errorHandlerFb;\n  }\n\n  reset(): void {\n    this.currentState = this.initialState;\n    this._osc = '';\n    this._params = [0];\n    this._collect = '';\n    this._activeDcsHandler = null;\n  }\n\n  parse(data: string): void {\n    let code = 0;\n    let transition = 0;\n    let error = false;\n    let currentState = this.currentState;\n    let print = -1;\n    let dcs = -1;\n    let osc = this._osc;\n    let collect = this._collect;\n    let params = this._params;\n    const table: Uint8Array | number[] = this.TRANSITIONS.table;\n    let dcsHandler: IDcsHandler | null = this._activeDcsHandler;\n    let callback: Function | null = null;\n\n    // process input string\n    const l = data.length;\n    for (let i = 0; i < l; ++i) {\n      code = data.charCodeAt(i);\n\n      // shortcut for most chars (print action)\n      if (currentState === ParserState.GROUND && code > 0x1f && code < 0x80) {\n        print = (~print) ? print : i;\n        do i++;\n        while (i < l && data.charCodeAt(i) > 0x1f && data.charCodeAt(i) < 0x80);\n        i--;\n        continue;\n      }\n\n      // shortcut for CSI params\n      if (currentState === ParserState.CSI_PARAM && (code > 0x2f && code < 0x39)) {\n        params[params.length - 1] = params[params.length - 1] * 10 + code - 48;\n        continue;\n      }\n\n      // normal transition & action lookup\n      transition = (code < 0xa0) ? (table[currentState << 8 | code]) : DEFAULT_TRANSITION;\n      switch (transition >> 4) {\n        case ParserAction.PRINT:\n          print = (~print) ? print : i;\n          break;\n        case ParserAction.EXECUTE:\n          if (~print) {\n            this._printHandler(data, print, i);\n            print = -1;\n          }\n          callback = this._executeHandlers[code];\n          if (callback) callback();\n          else this._executeHandlerFb(code);\n          break;\n        case ParserAction.IGNORE:\n          // handle leftover print or dcs chars\n          if (~print) {\n            this._printHandler(data, print, i);\n            print = -1;\n          } else if (~dcs) {\n            dcsHandler.put(data, dcs, i);\n            dcs = -1;\n          }\n          break;\n        case ParserAction.ERROR:\n          // chars higher than 0x9f are handled by this action\n          // to keep the transition table small\n          if (code > 0x9f) {\n            switch (currentState) {\n              case ParserState.GROUND:\n                print = (~print) ? print : i;\n                break;\n              case ParserState.OSC_STRING:\n                osc += String.fromCharCode(code);\n                transition |= ParserState.OSC_STRING;\n                break;\n              case ParserState.CSI_IGNORE:\n                transition |= ParserState.CSI_IGNORE;\n                break;\n              case ParserState.DCS_IGNORE:\n                transition |= ParserState.DCS_IGNORE;\n                break;\n              case ParserState.DCS_PASSTHROUGH:\n                dcs = (~dcs) ? dcs : i;\n                transition |= ParserState.DCS_PASSTHROUGH;\n                break;\n              default:\n                error = true;\n            }\n          } else {\n            error = true;\n          }\n          // if we end up here a real error happened\n          if (error) {\n            const inject: IParsingState = this._errorHandler(\n              {\n                position: i,\n                code,\n                currentState,\n                print,\n                dcs,\n                osc,\n                collect,\n                params,\n                abort: false\n              });\n            if (inject.abort) return;\n          // TODO: inject return values\n            error = false;\n          }\n          break;\n        case ParserAction.CSI_DISPATCH:\n          callback = this._csiHandlers[code];\n          if (callback) callback(params, collect);\n          else this._csiHandlerFb(collect, params, code);\n          break;\n        case ParserAction.PARAM:\n          if (code === 0x3b) params.push(0);\n          else params[params.length - 1] = params[params.length - 1] * 10 + code - 48;\n          break;\n        case ParserAction.COLLECT:\n          collect += String.fromCharCode(code);\n          break;\n        case ParserAction.ESC_DISPATCH:\n          callback = this._escHandlers[collect + String.fromCharCode(code)];\n          if (callback) callback(collect, code);\n          else this._escHandlerFb(collect, code);\n          break;\n        case ParserAction.CLEAR:\n          if (~print) {\n            this._printHandler(data, print, i);\n            print = -1;\n          }\n          osc = '';\n          params = [0];\n          collect = '';\n          dcs = -1;\n          break;\n        case ParserAction.DCS_HOOK:\n          dcsHandler = this._dcsHandlers[collect + String.fromCharCode(code)];\n          if (!dcsHandler) dcsHandler = this._dcsHandlerFb;\n          dcsHandler.hook(collect, params, code);\n          break;\n        case ParserAction.DCS_PUT:\n          dcs = (~dcs) ? dcs : i;\n          break;\n        case ParserAction.DCS_UNHOOK:\n          if (dcsHandler) {\n            if (~dcs) dcsHandler.put(data, dcs, i);\n            dcsHandler.unhook();\n            dcsHandler = null;\n          }\n          if (code === 0x1b) transition |= ParserState.ESCAPE;\n          osc = '';\n          params = [0];\n          collect = '';\n          dcs = -1;\n          break;\n        case ParserAction.OSC_START:\n          if (~print) {\n            this._printHandler(data, print, i);\n            print = -1;\n          }\n          osc = '';\n          break;\n        case ParserAction.OSC_PUT:\n          osc += data.charAt(i);\n          break;\n        case ParserAction.OSC_END:\n          if (osc && code !== 0x18 && code !== 0x1a) {\n            // NOTE: OSC subparsing is not part of the original parser\n            // we do basic identifier parsing here to offer a jump table for OSC as well\n            const idx = osc.indexOf(';');\n            if (idx === -1) {\n              this._oscHandlerFb(-1, osc);  // this is an error (malformed OSC)\n            } else {\n              // Note: NaN is not handled here\n              // either catch it with the fallback handler\n              // or with an explicit NaN OSC handler\n              const identifier = parseInt(osc.substring(0, idx));\n              const content = osc.substring(idx + 1);\n              callback = this._oscHandlers[identifier];\n              if (callback) callback(content);\n              else this._oscHandlerFb(identifier, content);\n            }\n          }\n          if (code === 0x1b) transition |= ParserState.ESCAPE;\n          osc = '';\n          params = [0];\n          collect = '';\n          dcs = -1;\n          break;\n      }\n      currentState = transition & 15;\n    }\n\n    // push leftover pushable buffers to terminal\n    if (currentState === ParserState.GROUND && ~print) {\n      this._printHandler(data, print, data.length);\n    } else if (currentState === ParserState.DCS_PASSTHROUGH && ~dcs && dcsHandler) {\n      dcsHandler.put(data, dcs, data.length);\n    }\n\n    // save non pushable buffers\n    this._osc = osc;\n    this._collect = collect;\n    this._params = params;\n\n    // save active dcs handler reference\n    this._activeDcsHandler = dcsHandler;\n\n    // save state\n    this.currentState = currentState;\n  }\n}\n","/**\n * Copyright (c) 2016 The xterm.js authors. All rights reserved.\n * @license MIT\n */\n\nimport { ITerminal } from './Types';\n\ninterface IPosition {\n  start: number;\n  end: number;\n}\n\n/**\n * Encapsulates the logic for handling compositionstart, compositionupdate and compositionend\n * events, displaying the in-progress composition to the UI and forwarding the final composition\n * to the handler.\n */\nexport class CompositionHelper {\n  /**\n   * Whether input composition is currently happening, eg. via a mobile keyboard, speech input or\n   * IME. This variable determines whether the compositionText should be displayed on the UI.\n   */\n  private _isComposing: boolean;\n\n  /**\n   * The position within the input textarea's value of the current composition.\n   */\n  private _compositionPosition: IPosition;\n\n  /**\n   * Whether a composition is in the process of being sent, setting this to false will cancel any\n   * in-progress composition.\n   */\n  private _isSendingComposition: boolean;\n\n  /**\n   * Creates a new CompositionHelper.\n   * @param _textarea The textarea that xterm uses for input.\n   * @param _compositionView The element to display the in-progress composition in.\n   * @param _terminal The Terminal to forward the finished composition to.\n   */\n  constructor(\n    private _textarea: HTMLTextAreaElement,\n    private _compositionView: HTMLElement,\n    private _terminal: ITerminal\n  ) {\n    this._isComposing = false;\n    this._isSendingComposition = false;\n    this._compositionPosition = { start: null, end: null };\n  }\n\n  /**\n   * Handles the compositionstart event, activating the composition view.\n   */\n  public compositionstart(): void {\n    this._isComposing = true;\n    this._compositionPosition.start = this._textarea.value.length;\n    this._compositionView.textContent = '';\n    this._compositionView.classList.add('active');\n  }\n\n  /**\n   * Handles the compositionupdate event, updating the composition view.\n   * @param ev The event.\n   */\n  public compositionupdate(ev: CompositionEvent): void {\n    this._compositionView.textContent = ev.data;\n    this.updateCompositionElements();\n    setTimeout(() => {\n      this._compositionPosition.end = this._textarea.value.length;\n    }, 0);\n  }\n\n  /**\n   * Handles the compositionend event, hiding the composition view and sending the composition to\n   * the handler.\n   */\n  public compositionend(): void {\n    this._finalizeComposition(true);\n  }\n\n  /**\n   * Handles the keydown event, routing any necessary events to the CompositionHelper functions.\n   * @param ev The keydown event.\n   * @return Whether the Terminal should continue processing the keydown event.\n   */\n  public keydown(ev: KeyboardEvent): boolean {\n    if (this._isComposing || this._isSendingComposition) {\n      if (ev.keyCode === 229) {\n        // Continue composing if the keyCode is the \"composition character\"\n        return false;\n      } else if (ev.keyCode === 16 || ev.keyCode === 17 || ev.keyCode === 18) {\n        // Continue composing if the keyCode is a modifier key\n        return false;\n      }\n      // Finish composition immediately. This is mainly here for the case where enter is\n      // pressed and the handler needs to be triggered before the command is executed.\n      this._finalizeComposition(false);\n    }\n\n    if (ev.keyCode === 229) {\n      // If the \"composition character\" is used but gets to this point it means a non-composition\n      // character (eg. numbers and punctuation) was pressed when the IME was active.\n      this._handleAnyTextareaChanges();\n      return false;\n    }\n\n    return true;\n  }\n\n  /**\n   * Finalizes the composition, resuming regular input actions. This is called when a composition\n   * is ending.\n   * @param waitForPropogation Whether to wait for events to propogate before sending\n   *   the input. This should be false if a non-composition keystroke is entered before the\n   *   compositionend event is triggered, such as enter, so that the composition is send before\n   *   the command is executed.\n   */\n  private _finalizeComposition(waitForPropogation: boolean): void {\n    this._compositionView.classList.remove('active');\n    this._isComposing = false;\n    this._clearTextareaPosition();\n\n    if (!waitForPropogation) {\n      // Cancel any delayed composition send requests and send the input immediately.\n      this._isSendingComposition = false;\n      const input = this._textarea.value.substring(this._compositionPosition.start, this._compositionPosition.end);\n      this._terminal.handler(input);\n    } else {\n      // Make a deep copy of the composition position here as a new compositionstart event may\n      // fire before the setTimeout executes.\n      const currentCompositionPosition = {\n        start: this._compositionPosition.start,\n        end: this._compositionPosition.end\n      };\n\n      // Since composition* events happen before the changes take place in the textarea on most\n      // browsers, use a setTimeout with 0ms time to allow the native compositionend event to\n      // complete. This ensures the correct character is retrieved, this solution was used\n      // because:\n      // - The compositionend event's data property is unreliable, at least on Chromium\n      // - The last compositionupdate event's data property does not always accurately describe\n      //   the character, a counter example being Korean where an ending consonsant can move to\n      //   the following character if the following input is a vowel.\n      this._isSendingComposition = true;\n      setTimeout(() => {\n        // Ensure that the input has not already been sent\n        if (this._isSendingComposition) {\n          this._isSendingComposition = false;\n          let input;\n          if (this._isComposing) {\n            // Use the end position to get the string if a new composition has started.\n            input = this._textarea.value.substring(currentCompositionPosition.start, currentCompositionPosition.end);\n          } else {\n            // Don't use the end position here in order to pick up any characters after the\n            // composition has finished, for example when typing a non-composition character\n            // (eg. 2) after a composition character.\n            input = this._textarea.value.substring(currentCompositionPosition.start);\n          }\n          this._terminal.handler(input);\n        }\n      }, 0);\n    }\n  }\n\n  /**\n   * Apply any changes made to the textarea after the current event chain is allowed to complete.\n   * This should be called when not currently composing but a keydown event with the \"composition\n   * character\" (229) is triggered, in order to allow non-composition text to be entered when an\n   * IME is active.\n   */\n  private _handleAnyTextareaChanges(): void {\n    const oldValue = this._textarea.value;\n    setTimeout(() => {\n      // Ignore if a composition has started since the timeout\n      if (!this._isComposing) {\n        const newValue = this._textarea.value;\n        const diff = newValue.replace(oldValue, '');\n        if (diff.length > 0) {\n          this._terminal.handler(diff);\n        }\n      }\n    }, 0);\n  }\n\n  /**\n   * Positions the composition view on top of the cursor and the textarea just below it (so the\n   * IME helper dialog is positioned correctly).\n   * @param dontRecurse Whether to use setTimeout to recursively trigger another update, this is\n   *   necessary as the IME events across browsers are not consistently triggered.\n   */\n  public updateCompositionElements(dontRecurse?: boolean): void {\n    if (!this._isComposing) {\n      return;\n    }\n\n    if (this._terminal.buffer.isCursorInViewport) {\n      const cellHeight = Math.ceil(this._terminal.charMeasure.height * this._terminal.options.lineHeight);\n      const cursorTop = this._terminal.buffer.y * cellHeight;\n      const cursorLeft = this._terminal.buffer.x * this._terminal.charMeasure.width;\n\n      this._compositionView.style.left = cursorLeft + 'px';\n      this._compositionView.style.top = cursorTop + 'px';\n      this._compositionView.style.height = cellHeight + 'px';\n      this._compositionView.style.lineHeight = cellHeight + 'px';\n      // Sync the textarea to the exact position of the composition view so the IME knows where the\n      // text is.\n      const compositionViewBounds = this._compositionView.getBoundingClientRect();\n      this._textarea.style.left = cursorLeft + 'px';\n      this._textarea.style.top = cursorTop + 'px';\n      this._textarea.style.width = compositionViewBounds.width + 'px';\n      this._textarea.style.height = compositionViewBounds.height + 'px';\n      this._textarea.style.lineHeight = compositionViewBounds.height + 'px';\n    }\n\n    if (!dontRecurse) {\n      setTimeout(() => this.updateCompositionElements(true), 0);\n    }\n  }\n\n  /**\n   * Clears the textarea's position so that the cursor does not blink on IE.\n   * @private\n   */\n  private _clearTextareaPosition(): void {\n    this._textarea.style.left = '';\n    this._textarea.style.top = '';\n  }\n}\n","/**\n * Copyright (c) 2016 The xterm.js authors. All rights reserved.\n * @license MIT\n */\n\nexport const wcwidth = (function(opts: {nul: number, control: number}): (ucs: number) => number {\n    // extracted from https://www.cl.cam.ac.uk/%7Emgk25/ucs/wcwidth.c\n    // combining characters\n    const COMBINING_BMP = [\n      [0x0300, 0x036F], [0x0483, 0x0486], [0x0488, 0x0489],\n      [0x0591, 0x05BD], [0x05BF, 0x05BF], [0x05C1, 0x05C2],\n      [0x05C4, 0x05C5], [0x05C7, 0x05C7], [0x0600, 0x0603],\n      [0x0610, 0x0615], [0x064B, 0x065E], [0x0670, 0x0670],\n      [0x06D6, 0x06E4], [0x06E7, 0x06E8], [0x06EA, 0x06ED],\n      [0x070F, 0x070F], [0x0711, 0x0711], [0x0730, 0x074A],\n      [0x07A6, 0x07B0], [0x07EB, 0x07F3], [0x0901, 0x0902],\n      [0x093C, 0x093C], [0x0941, 0x0948], [0x094D, 0x094D],\n      [0x0951, 0x0954], [0x0962, 0x0963], [0x0981, 0x0981],\n      [0x09BC, 0x09BC], [0x09C1, 0x09C4], [0x09CD, 0x09CD],\n      [0x09E2, 0x09E3], [0x0A01, 0x0A02], [0x0A3C, 0x0A3C],\n      [0x0A41, 0x0A42], [0x0A47, 0x0A48], [0x0A4B, 0x0A4D],\n      [0x0A70, 0x0A71], [0x0A81, 0x0A82], [0x0ABC, 0x0ABC],\n      [0x0AC1, 0x0AC5], [0x0AC7, 0x0AC8], [0x0ACD, 0x0ACD],\n      [0x0AE2, 0x0AE3], [0x0B01, 0x0B01], [0x0B3C, 0x0B3C],\n      [0x0B3F, 0x0B3F], [0x0B41, 0x0B43], [0x0B4D, 0x0B4D],\n      [0x0B56, 0x0B56], [0x0B82, 0x0B82], [0x0BC0, 0x0BC0],\n      [0x0BCD, 0x0BCD], [0x0C3E, 0x0C40], [0x0C46, 0x0C48],\n      [0x0C4A, 0x0C4D], [0x0C55, 0x0C56], [0x0CBC, 0x0CBC],\n      [0x0CBF, 0x0CBF], [0x0CC6, 0x0CC6], [0x0CCC, 0x0CCD],\n      [0x0CE2, 0x0CE3], [0x0D41, 0x0D43], [0x0D4D, 0x0D4D],\n      [0x0DCA, 0x0DCA], [0x0DD2, 0x0DD4], [0x0DD6, 0x0DD6],\n      [0x0E31, 0x0E31], [0x0E34, 0x0E3A], [0x0E47, 0x0E4E],\n      [0x0EB1, 0x0EB1], [0x0EB4, 0x0EB9], [0x0EBB, 0x0EBC],\n      [0x0EC8, 0x0ECD], [0x0F18, 0x0F19], [0x0F35, 0x0F35],\n      [0x0F37, 0x0F37], [0x0F39, 0x0F39], [0x0F71, 0x0F7E],\n      [0x0F80, 0x0F84], [0x0F86, 0x0F87], [0x0F90, 0x0F97],\n      [0x0F99, 0x0FBC], [0x0FC6, 0x0FC6], [0x102D, 0x1030],\n      [0x1032, 0x1032], [0x1036, 0x1037], [0x1039, 0x1039],\n      [0x1058, 0x1059], [0x1160, 0x11FF], [0x135F, 0x135F],\n      [0x1712, 0x1714], [0x1732, 0x1734], [0x1752, 0x1753],\n      [0x1772, 0x1773], [0x17B4, 0x17B5], [0x17B7, 0x17BD],\n      [0x17C6, 0x17C6], [0x17C9, 0x17D3], [0x17DD, 0x17DD],\n      [0x180B, 0x180D], [0x18A9, 0x18A9], [0x1920, 0x1922],\n      [0x1927, 0x1928], [0x1932, 0x1932], [0x1939, 0x193B],\n      [0x1A17, 0x1A18], [0x1B00, 0x1B03], [0x1B34, 0x1B34],\n      [0x1B36, 0x1B3A], [0x1B3C, 0x1B3C], [0x1B42, 0x1B42],\n      [0x1B6B, 0x1B73], [0x1DC0, 0x1DCA], [0x1DFE, 0x1DFF],\n      [0x200B, 0x200F], [0x202A, 0x202E], [0x2060, 0x2063],\n      [0x206A, 0x206F], [0x20D0, 0x20EF], [0x302A, 0x302F],\n      [0x3099, 0x309A], [0xA806, 0xA806], [0xA80B, 0xA80B],\n      [0xA825, 0xA826], [0xFB1E, 0xFB1E], [0xFE00, 0xFE0F],\n      [0xFE20, 0xFE23], [0xFEFF, 0xFEFF], [0xFFF9, 0xFFFB]\n    ];\n    const COMBINING_HIGH = [\n      [0x10A01, 0x10A03], [0x10A05, 0x10A06], [0x10A0C, 0x10A0F],\n      [0x10A38, 0x10A3A], [0x10A3F, 0x10A3F], [0x1D167, 0x1D169],\n      [0x1D173, 0x1D182], [0x1D185, 0x1D18B], [0x1D1AA, 0x1D1AD],\n      [0x1D242, 0x1D244], [0xE0001, 0xE0001], [0xE0020, 0xE007F],\n      [0xE0100, 0xE01EF]\n    ];\n    // binary search\n    function bisearch(ucs: number, data: number[][]): boolean {\n      let min = 0;\n      let max = data.length - 1;\n      let mid;\n      if (ucs < data[0][0] || ucs > data[max][1]) {\n        return false;\n      }\n      while (max >= min) {\n        mid = (min + max) >> 1;\n        if (ucs > data[mid][1]) {\n          min = mid + 1;\n        } else if (ucs < data[mid][0]) {\n          max = mid - 1;\n        } else {\n          return true;\n        }\n      }\n      return false;\n    }\n    function wcwidthBMP(ucs: number): number {\n      // test for 8-bit control characters\n      if (ucs === 0) {\n        return opts.nul;\n      }\n      if (ucs < 32 || (ucs >= 0x7f && ucs < 0xa0)) {\n        return opts.control;\n      }\n      // binary search in table of non-spacing characters\n      if (bisearch(ucs, COMBINING_BMP)) {\n        return 0;\n      }\n      // if we arrive here, ucs is not a combining or C0/C1 control character\n      if (isWideBMP(ucs)) {\n        return 2;\n      }\n      return 1;\n    }\n    function isWideBMP(ucs: number): boolean {\n      return (\n        ucs >= 0x1100 && (\n        ucs <= 0x115f ||                // Hangul Jamo init. consonants\n        ucs === 0x2329 ||\n        ucs === 0x232a ||\n        (ucs >= 0x2e80 && ucs <= 0xa4cf && ucs !== 0x303f) ||  // CJK..Yi\n        (ucs >= 0xac00 && ucs <= 0xd7a3) ||    // Hangul Syllables\n        (ucs >= 0xf900 && ucs <= 0xfaff) ||    // CJK Compat Ideographs\n        (ucs >= 0xfe10 && ucs <= 0xfe19) ||    // Vertical forms\n        (ucs >= 0xfe30 && ucs <= 0xfe6f) ||    // CJK Compat Forms\n        (ucs >= 0xff00 && ucs <= 0xff60) ||    // Fullwidth Forms\n        (ucs >= 0xffe0 && ucs <= 0xffe6)));\n    }\n    function wcwidthHigh(ucs: number): 0 | 1 | 2 {\n      if (bisearch(ucs, COMBINING_HIGH)) {\n        return 0;\n      }\n      if ((ucs >= 0x20000 && ucs <= 0x2fffd) || (ucs >= 0x30000 && ucs <= 0x3fffd)) {\n        return 2;\n      }\n      return 1;\n    }\n    const control = opts.control | 0;\n    let table: number[] | Uint32Array = null;\n    function initTable(): number[] | Uint32Array {\n      // lookup table for BMP\n      const CODEPOINTS = 65536;  // BMP holds 65536 codepoints\n      const BITWIDTH = 2;        // a codepoint can have a width of 0, 1 or 2\n      const ITEMSIZE = 32;       // using uint32_t\n      const CONTAINERSIZE = CODEPOINTS * BITWIDTH / ITEMSIZE;\n      const CODEPOINTS_PER_ITEM = ITEMSIZE / BITWIDTH;\n      table = (typeof Uint32Array === 'undefined')\n        ? new Array(CONTAINERSIZE)\n        : new Uint32Array(CONTAINERSIZE);\n      for (let i = 0; i < CONTAINERSIZE; ++i) {\n        let num = 0;\n        let pos = CODEPOINTS_PER_ITEM;\n        while (pos--) {\n          num = (num << 2) | wcwidthBMP(CODEPOINTS_PER_ITEM * i + pos);\n        }\n        table[i] = num;\n      }\n      return table;\n    }\n    // get width from lookup table\n    //   position in container   : num / CODEPOINTS_PER_ITEM\n    //     ==> n = table[Math.floor(num / 16)]\n    //     ==> n = table[num >> 4]\n    //   16 codepoints per number:       FFEEDDCCBBAA99887766554433221100\n    //   position in number      : (num % CODEPOINTS_PER_ITEM) * BITWIDTH\n    //     ==> m = (n % 16) * 2\n    //     ==> m = (num & 15) << 1\n    //   right shift to position m\n    //     ==> n = n >> m     e.g. m=12  000000000000FFEEDDCCBBAA99887766\n    //   we are only interested in 2 LSBs, cut off higher bits\n    //     ==> n = n & 3      e.g.       000000000000000000000000000000XX\n    return function (num: number): number {\n      num = num | 0;  // get asm.js like optimization under V8\n      if (num < 32) {\n        return control | 0;\n      }\n      if (num < 127) {\n        return 1;\n      }\n      const t = table || initTable();\n      if (num < 65536) {\n        return t[num >> 4] >> ((num & 15) << 1) & 3;\n      }\n      // do a full search for high codepoints\n      return wcwidthHigh(num);\n    };\n})({nul: 0, control: 0});  // configurable options\n","/**\n * Copyright (c) 2017 The xterm.js authors. All rights reserved.\n * @license MIT\n */\n\nimport { ITerminal, IBufferSet } from './Types';\nimport { Buffer } from './Buffer';\nimport { EventEmitter } from './EventEmitter';\n\n/**\n * The BufferSet represents the set of two buffers used by xterm terminals (normal and alt) and\n * provides also utilities for working with them.\n */\nexport class BufferSet extends EventEmitter implements IBufferSet {\n  private _normal: Buffer;\n  private _alt: Buffer;\n  private _activeBuffer: Buffer;\n\n  /**\n   * Create a new BufferSet for the given terminal.\n   * @param _terminal - The terminal the BufferSet will belong to\n   */\n  constructor(private _terminal: ITerminal) {\n    super();\n    this._normal = new Buffer(this._terminal, true);\n    this._normal.fillViewportRows();\n\n    // The alt buffer should never have scrollback.\n    // See http://invisible-island.net/xterm/ctlseqs/ctlseqs.html#h2-The-Alternate-Screen-Buffer\n    this._alt = new Buffer(this._terminal, false);\n    this._activeBuffer = this._normal;\n\n    this.setupTabStops();\n  }\n\n  /**\n   * Returns the alt Buffer of the BufferSet\n   */\n  public get alt(): Buffer {\n    return this._alt;\n  }\n\n  /**\n   * Returns the normal Buffer of the BufferSet\n   */\n  public get active(): Buffer {\n    return this._activeBuffer;\n  }\n\n  /**\n   * Returns the currently active Buffer of the BufferSet\n   */\n  public get normal(): Buffer {\n    return this._normal;\n  }\n\n  /**\n   * Sets the normal Buffer of the BufferSet as its currently active Buffer\n   */\n  public activateNormalBuffer(): void {\n    if (this._activeBuffer === this._normal) {\n      return;\n    }\n    // The alt buffer should always be cleared when we switch to the normal\n    // buffer. This frees up memory since the alt buffer should always be new\n    // when activated.\n    this._alt.clear();\n    this._activeBuffer = this._normal;\n    this.emit('activate', {\n      activeBuffer: this._normal,\n      inactiveBuffer: this._alt\n    });\n  }\n\n  /**\n   * Sets the alt Buffer of the BufferSet as its currently active Buffer\n   */\n  public activateAltBuffer(): void {\n    if (this._activeBuffer === this._alt) {\n      return;\n    }\n    // Since the alt buffer is always cleared when the normal buffer is\n    // activated, we want to fill it when switching to it.\n    this._alt.fillViewportRows();\n    this._activeBuffer = this._alt;\n    this.emit('activate', {\n      activeBuffer: this._alt,\n      inactiveBuffer: this._normal\n    });\n  }\n\n  /**\n   * Resizes both normal and alt buffers, adjusting their data accordingly.\n   * @param newCols The new number of columns.\n   * @param newRows The new number of rows.\n   */\n  public resize(newCols: number, newRows: number): void {\n    this._normal.resize(newCols, newRows);\n    this._alt.resize(newCols, newRows);\n  }\n\n  /**\n   * Setup the tab stops.\n   * @param i The index to start setting up tab stops from.\n   */\n  public setupTabStops(i?: number): void {\n    this._normal.setupTabStops(i);\n    this._alt.setupTabStops(i);\n  }\n}\n","/**\n * Copyright (c) 2017 The xterm.js authors. All rights reserved.\n * @license MIT\n */\n\nimport { CircularList } from './common/CircularList';\nimport { LineData, CharData, ITerminal, IBuffer } from './Types';\nimport { EventEmitter } from './EventEmitter';\nimport { IMarker } from 'xterm';\n\nexport const DEFAULT_ATTR = (0 << 18) | (257 << 9) | (256 << 0);\nexport const CHAR_DATA_ATTR_INDEX = 0;\nexport const CHAR_DATA_CHAR_INDEX = 1;\nexport const CHAR_DATA_WIDTH_INDEX = 2;\nexport const CHAR_DATA_CODE_INDEX = 3;\nexport const MAX_BUFFER_SIZE = 4294967295; // 2^32 - 1\n\nexport const NULL_CELL_CHAR = ' ';\nexport const NULL_CELL_WIDTH = 1;\nexport const NULL_CELL_CODE = 32;\n\n/**\n * This class represents a terminal buffer (an internal state of the terminal), where the\n * following information is stored (in high-level):\n *   - text content of this particular buffer\n *   - cursor position\n *   - scroll position\n */\nexport class Buffer implements IBuffer {\n  public lines: CircularList<LineData>;\n  public ydisp: number;\n  public ybase: number;\n  public y: number;\n  public x: number;\n  public scrollBottom: number;\n  public scrollTop: number;\n  public tabs: any;\n  public savedY: number;\n  public savedX: number;\n  public markers: Marker[] = [];\n\n  /**\n   * Create a new Buffer.\n   * @param _terminal The terminal the Buffer will belong to.\n   * @param _hasScrollback Whether the buffer should respect the scrollback of\n   * the terminal.\n   */\n  constructor(\n    private _terminal: ITerminal,\n    private _hasScrollback: boolean\n  ) {\n    this.clear();\n  }\n\n  public get hasScrollback(): boolean {\n    return this._hasScrollback && this.lines.maxLength > this._terminal.rows;\n  }\n\n  public get isCursorInViewport(): boolean {\n    const absoluteY = this.ybase + this.y;\n    const relativeY = absoluteY - this.ydisp;\n    return (relativeY >= 0 && relativeY < this._terminal.rows);\n  }\n\n  /**\n   * Gets the correct buffer length based on the rows provided, the terminal's\n   * scrollback and whether this buffer is flagged to have scrollback or not.\n   * @param rows The terminal rows to use in the calculation.\n   */\n  private _getCorrectBufferLength(rows: number): number {\n    if (!this._hasScrollback) {\n      return rows;\n    }\n\n    const correctBufferLength = rows + this._terminal.options.scrollback;\n\n    return correctBufferLength > MAX_BUFFER_SIZE ? MAX_BUFFER_SIZE : correctBufferLength;\n  }\n\n  /**\n   * Fills the buffer's viewport with blank lines.\n   */\n  public fillViewportRows(): void {\n    if (this.lines.length === 0) {\n      let i = this._terminal.rows;\n      while (i--) {\n        this.lines.push(this._terminal.blankLine());\n      }\n    }\n  }\n\n  /**\n   * Clears the buffer to it's initial state, discarding all previous data.\n   */\n  public clear(): void {\n    this.ydisp = 0;\n    this.ybase = 0;\n    this.y = 0;\n    this.x = 0;\n    this.lines = new CircularList<LineData>(this._getCorrectBufferLength(this._terminal.rows));\n    this.scrollTop = 0;\n    this.scrollBottom = this._terminal.rows - 1;\n    this.setupTabStops();\n  }\n\n  /**\n   * Resizes the buffer, adjusting its data accordingly.\n   * @param newCols The new number of columns.\n   * @param newRows The new number of rows.\n   */\n  public resize(newCols: number, newRows: number): void {\n    // Increase max length if needed before adjustments to allow space to fill\n    // as required.\n    const newMaxLength = this._getCorrectBufferLength(newRows);\n    if (newMaxLength > this.lines.maxLength) {\n      this.lines.maxLength = newMaxLength;\n    }\n\n    // The following adjustments should only happen if the buffer has been\n    // initialized/filled.\n    if (this.lines.length > 0) {\n      // Deal with columns increasing (we don't do anything when columns reduce)\n      if (this._terminal.cols < newCols) {\n        const ch: CharData = [DEFAULT_ATTR, NULL_CELL_CHAR, NULL_CELL_WIDTH, NULL_CELL_CODE]; // does xterm use the default attr?\n        for (let i = 0; i < this.lines.length; i++) {\n          while (this.lines.get(i).length < newCols) {\n            this.lines.get(i).push(ch);\n          }\n        }\n      }\n\n      // Resize rows in both directions as needed\n      let addToY = 0;\n      if (this._terminal.rows < newRows) {\n        for (let y = this._terminal.rows; y < newRows; y++) {\n          if (this.lines.length < newRows + this.ybase) {\n            if (this.ybase > 0 && this.lines.length <= this.ybase + this.y + addToY + 1) {\n              // There is room above the buffer and there are no empty elements below the line,\n              // scroll up\n              this.ybase--;\n              addToY++;\n              if (this.ydisp > 0) {\n                // Viewport is at the top of the buffer, must increase downwards\n                this.ydisp--;\n              }\n            } else {\n              // Add a blank line if there is no buffer left at the top to scroll to, or if there\n              // are blank lines after the cursor\n              this.lines.push(this._terminal.blankLine(undefined, undefined, newCols));\n            }\n          }\n        }\n      } else { // (this._terminal.rows >= newRows)\n        for (let y = this._terminal.rows; y > newRows; y--) {\n          if (this.lines.length > newRows + this.ybase) {\n            if (this.lines.length > this.ybase + this.y + 1) {\n              // The line is a blank line below the cursor, remove it\n              this.lines.pop();\n            } else {\n              // The line is the cursor, scroll down\n              this.ybase++;\n              this.ydisp++;\n            }\n          }\n        }\n      }\n\n      // Reduce max length if needed after adjustments, this is done after as it\n      // would otherwise cut data from the bottom of the buffer.\n      if (newMaxLength < this.lines.maxLength) {\n        // Trim from the top of the buffer and adjust ybase and ydisp.\n        const amountToTrim = this.lines.length - newMaxLength;\n        if (amountToTrim > 0) {\n          this.lines.trimStart(amountToTrim);\n          this.ybase = Math.max(this.ybase - amountToTrim, 0);\n          this.ydisp = Math.max(this.ydisp - amountToTrim, 0);\n        }\n        this.lines.maxLength = newMaxLength;\n      }\n\n      // Make sure that the cursor stays on screen\n      this.x = Math.min(this.x, newCols - 1);\n      this.y = Math.min(this.y, newRows - 1);\n      if (addToY) {\n        this.y += addToY;\n      }\n      this.savedY = Math.min(this.savedY, newRows - 1);\n      this.savedX = Math.min(this.savedX, newCols - 1);\n\n      this.scrollTop = 0;\n    }\n\n    this.scrollBottom = newRows - 1;\n  }\n\n  /**\n   * Translates a buffer line to a string, with optional start and end columns.\n   * Wide characters will count as two columns in the resulting string. This\n   * function is useful for getting the actual text underneath the raw selection\n   * position.\n   * @param line The line being translated.\n   * @param trimRight Whether to trim whitespace to the right.\n   * @param startCol The column to start at.\n   * @param endCol The column to end at.\n   */\n  public translateBufferLineToString(lineIndex: number, trimRight: boolean, startCol: number = 0, endCol: number = null): string {\n    // Get full line\n    let lineString = '';\n    const line = this.lines.get(lineIndex);\n    if (!line) {\n      return '';\n    }\n\n    // Initialize column and index values. Column values represent the actual\n    // cell column, indexes represent the index in the string. Indexes are\n    // needed here because some chars are 0 characters long (eg. after wide\n    // chars) and some chars are longer than 1 characters long (eg. emojis).\n    let startIndex = startCol;\n    // Only set endCol to the line length when it is null. 0 is a valid column.\n    if (endCol === null) {\n      endCol = line.length;\n    }\n    let endIndex = endCol;\n\n    for (let i = 0; i < line.length; i++) {\n      const char = line[i];\n      lineString += char[CHAR_DATA_CHAR_INDEX];\n      // Adjust start and end cols for wide characters if they affect their\n      // column indexes\n      if (char[CHAR_DATA_WIDTH_INDEX] === 0) {\n        if (startCol >= i) {\n          startIndex--;\n        }\n        if (endCol > i) {\n          endIndex--;\n        }\n      } else {\n        // Adjust the columns to take glyphs that are represented by multiple\n        // code points into account.\n        if (char[CHAR_DATA_CHAR_INDEX].length > 1) {\n          if (startCol > i) {\n            startIndex += char[CHAR_DATA_CHAR_INDEX].length - 1;\n          }\n          if (endCol > i) {\n            endIndex += char[CHAR_DATA_CHAR_INDEX].length - 1;\n          }\n        }\n      }\n    }\n\n    // Calculate the final end col by trimming whitespace on the right of the\n    // line if needed.\n    if (trimRight) {\n      const rightWhitespaceIndex = lineString.search(/\\s+$/);\n      if (rightWhitespaceIndex !== -1) {\n        endIndex = Math.min(endIndex, rightWhitespaceIndex);\n      }\n      // Return the empty string if only trimmed whitespace is selected\n      if (endIndex <= startIndex) {\n        return '';\n      }\n    }\n\n    return lineString.substring(startIndex, endIndex);\n  }\n\n  public getWrappedRangeForLine(y: number): { first: number, last: number } {\n    let first = y;\n    let last = y;\n    // Scan upwards for wrapped lines\n    while (first > 0 && (<any>this.lines.get(first)).isWrapped) {\n      first--;\n    }\n    // Scan downwards for wrapped lines\n    while (last + 1 < this.lines.length && (<any>this.lines.get(last + 1)).isWrapped) {\n      last++;\n    }\n    return { first, last };\n  }\n\n  /**\n   * Setup the tab stops.\n   * @param i The index to start setting up tab stops from.\n   */\n  public setupTabStops(i?: number): void {\n    if (i != null) {\n      if (!this.tabs[i]) {\n        i = this.prevStop(i);\n      }\n    } else {\n      this.tabs = {};\n      i = 0;\n    }\n\n    for (; i < this._terminal.cols; i += this._terminal.options.tabStopWidth) {\n      this.tabs[i] = true;\n    }\n  }\n\n  /**\n   * Move the cursor to the previous tab stop from the given position (default is current).\n   * @param x The position to move the cursor to the previous tab stop.\n   */\n  public prevStop(x?: number): number {\n    if (x == null) {\n      x = this.x;\n    }\n    while (!this.tabs[--x] && x > 0);\n    return x >= this._terminal.cols ? this._terminal.cols - 1 : x < 0 ? 0 : x;\n  }\n\n  /**\n   * Move the cursor one tab stop forward from the given position (default is current).\n   * @param x The position to move the cursor one tab stop forward.\n   */\n  public nextStop(x?: number): number {\n    if (x == null) {\n      x = this.x;\n    }\n    while (!this.tabs[++x] && x < this._terminal.cols);\n    return x >= this._terminal.cols ? this._terminal.cols - 1 : x < 0 ? 0 : x;\n  }\n\n  public addMarker(y: number): Marker {\n    const marker = new Marker(y);\n    this.markers.push(marker);\n    marker.register(this.lines.addDisposableListener('trim', amount => {\n      marker.line -= amount;\n      // The marker should be disposed when the line is trimmed from the buffer\n      if (marker.line < 0) {\n        marker.dispose();\n      }\n    }));\n    marker.register(marker.addDisposableListener('dispose', () => this._removeMarker(marker)));\n    return marker;\n  }\n\n  private _removeMarker(marker: Marker): void {\n    // TODO: This could probably be optimized by relying on sort order and trimming the array using .length\n    this.markers.splice(this.markers.indexOf(marker), 1);\n  }\n}\n\nexport class Marker extends EventEmitter implements IMarker {\n  private static _nextId = 1;\n\n  private _id: number = Marker._nextId++;\n  public isDisposed: boolean = false;\n\n  public get id(): number { return this._id; }\n\n  constructor(\n    public line: number\n  ) {\n    super();\n  }\n\n  public dispose(): void {\n    if (this.isDisposed) {\n      return;\n    }\n    this.isDisposed = true;\n    // Emit before super.dispose such that dispose listeners get a change to react\n    this.emit('dispose');\n    super.dispose();\n  }\n}\n","/**\n * Copyright (c) 2017 The xterm.js authors. All rights reserved.\n * @license MIT\n */\n\nimport * as Strings from './Strings';\nimport { ITerminal, IBuffer } from './Types';\nimport { isMac } from './shared/utils/Browser';\nimport { RenderDebouncer } from './ui/RenderDebouncer';\nimport { addDisposableDomListener } from './ui/Lifecycle';\nimport { Disposable } from './common/Lifecycle';\n\nconst MAX_ROWS_TO_READ = 20;\n\nconst enum BoundaryPosition {\n  TOP,\n  BOTTOM\n}\n\nexport class AccessibilityManager extends Disposable {\n  private _accessibilityTreeRoot: HTMLElement;\n  private _rowContainer: HTMLElement;\n  private _rowElements: HTMLElement[];\n  private _liveRegion: HTMLElement;\n  private _liveRegionLineCount: number = 0;\n\n  private _renderRowsDebouncer: RenderDebouncer;\n\n  private _topBoundaryFocusListener: (e: FocusEvent) => void;\n  private _bottomBoundaryFocusListener: (e: FocusEvent) => void;\n\n  /**\n   * This queue has a character pushed to it for keys that are pressed, if the\n   * next character added to the terminal is equal to the key char then it is\n   * not announced (added to live region) because it has already been announced\n   * by the textarea event (which cannot be canceled). There are some race\n   * condition cases if there is typing while data is streaming, but this covers\n   * the main case of typing into the prompt and inputting the answer to a\n   * question (Y/N, etc.).\n   */\n  private _charsToConsume: string[] = [];\n\n  constructor(private _terminal: ITerminal) {\n    super();\n    this._accessibilityTreeRoot = document.createElement('div');\n    this._accessibilityTreeRoot.classList.add('xterm-accessibility');\n\n    this._rowContainer = document.createElement('div');\n    this._rowContainer.classList.add('xterm-accessibility-tree');\n    this._rowElements = [];\n    for (let i = 0; i < this._terminal.rows; i++) {\n      this._rowElements[i] = this._createAccessibilityTreeNode();\n      this._rowContainer.appendChild(this._rowElements[i]);\n    }\n\n    this._topBoundaryFocusListener = e => this._onBoundaryFocus(e, BoundaryPosition.TOP);\n    this._bottomBoundaryFocusListener = e => this._onBoundaryFocus(e, BoundaryPosition.BOTTOM);\n    this._rowElements[0].addEventListener('focus', this._topBoundaryFocusListener);\n    this._rowElements[this._rowElements.length - 1].addEventListener('focus', this._bottomBoundaryFocusListener);\n\n    this._refreshRowsDimensions();\n    this._accessibilityTreeRoot.appendChild(this._rowContainer);\n\n    this._renderRowsDebouncer = new RenderDebouncer(this._terminal, this._renderRows.bind(this));\n    this._refreshRows();\n\n    this._liveRegion = document.createElement('div');\n    this._liveRegion.classList.add('live-region');\n    this._liveRegion.setAttribute('aria-live', 'assertive');\n    this._accessibilityTreeRoot.appendChild(this._liveRegion);\n\n    this._terminal.element.insertAdjacentElement('afterbegin', this._accessibilityTreeRoot);\n\n    this.register(this._renderRowsDebouncer);\n    this.register(this._terminal.addDisposableListener('resize', data => this._onResize(data.rows)));\n    this.register(this._terminal.addDisposableListener('refresh', data => this._refreshRows(data.start, data.end)));\n    this.register(this._terminal.addDisposableListener('scroll', data => this._refreshRows()));\n    // Line feed is an issue as the prompt won't be read out after a command is run\n    this.register(this._terminal.addDisposableListener('a11y.char', (char) => this._onChar(char)));\n    this.register(this._terminal.addDisposableListener('linefeed', () => this._onChar('\\n')));\n    this.register(this._terminal.addDisposableListener('a11y.tab', spaceCount => this._onTab(spaceCount)));\n    this.register(this._terminal.addDisposableListener('key', keyChar => this._onKey(keyChar)));\n    this.register(this._terminal.addDisposableListener('blur', () => this._clearLiveRegion()));\n    // TODO: Maybe renderer should fire an event on terminal when the characters change and that\n    //       should be listened to instead? That would mean that the order of events are always\n    //       guarenteed\n    this.register(this._terminal.addDisposableListener('dprchange', () => this._refreshRowsDimensions()));\n    this.register(this._terminal.renderer.addDisposableListener('resize', () => this._refreshRowsDimensions()));\n    // This shouldn't be needed on modern browsers but is present in case the\n    // media query that drives the dprchange event isn't supported\n    this.register(addDisposableDomListener(window, 'resize', () => this._refreshRowsDimensions()));\n  }\n\n  public dispose(): void {\n    super.dispose();\n    this._terminal.element.removeChild(this._accessibilityTreeRoot);\n    this._rowElements.length = 0;\n  }\n\n  private _onBoundaryFocus(e: FocusEvent, position: BoundaryPosition): void {\n    const boundaryElement = <HTMLElement>e.target;\n    const beforeBoundaryElement = this._rowElements[position === BoundaryPosition.TOP ? 1 : this._rowElements.length - 2];\n\n    // Don't scroll if the buffer top has reached the end in that direction\n    const posInSet = boundaryElement.getAttribute('aria-posinset');\n    const lastRowPos = position === BoundaryPosition.TOP ? '1' : `${this._terminal.buffer.lines.length}`;\n    if (posInSet === lastRowPos) {\n      return;\n    }\n\n    // Don't scroll when the last focused item was not the second row (focus is going the other\n    // direction)\n    if (e.relatedTarget !== beforeBoundaryElement) {\n      return;\n    }\n\n    // Remove old boundary element from array\n    let topBoundaryElement: HTMLElement;\n    let bottomBoundaryElement: HTMLElement;\n    if (position === BoundaryPosition.TOP) {\n      topBoundaryElement = boundaryElement;\n      bottomBoundaryElement = this._rowElements.pop()!;\n      this._rowContainer.removeChild(bottomBoundaryElement);\n    } else {\n      topBoundaryElement = this._rowElements.shift()!;\n      bottomBoundaryElement = boundaryElement;\n      this._rowContainer.removeChild(topBoundaryElement);\n    }\n\n    // Remove listeners from old boundary elements\n    topBoundaryElement.removeEventListener('focus', this._topBoundaryFocusListener);\n    bottomBoundaryElement.removeEventListener('focus', this._bottomBoundaryFocusListener);\n\n    // Add new element to array/DOM\n    if (position === BoundaryPosition.TOP) {\n      const newElement = this._createAccessibilityTreeNode();\n      this._rowElements.unshift(newElement);\n      this._rowContainer.insertAdjacentElement('afterbegin', newElement);\n    } else {\n      const newElement = this._createAccessibilityTreeNode();\n      this._rowElements.push(newElement);\n      this._rowContainer.appendChild(newElement);\n    }\n\n    // Add listeners to new boundary elements\n    this._rowElements[0].addEventListener('focus', this._topBoundaryFocusListener);\n    this._rowElements[this._rowElements.length - 1].addEventListener('focus', this._bottomBoundaryFocusListener);\n\n    // Scroll up\n    this._terminal.scrollLines(position === BoundaryPosition.TOP ? -1 : 1);\n\n    // Focus new boundary before element\n    this._rowElements[position === BoundaryPosition.TOP ? 1 : this._rowElements.length - 2].focus();\n\n    // Prevent the standard behavior\n    e.preventDefault();\n    e.stopImmediatePropagation();\n  }\n\n  private _onResize(rows: number): void {\n    // Remove bottom boundary listener\n    this._rowElements[this._rowElements.length - 1].removeEventListener('focus', this._bottomBoundaryFocusListener);\n\n    // Grow rows as required\n    for (let i = this._rowContainer.children.length; i < this._terminal.rows; i++) {\n      this._rowElements[i] = this._createAccessibilityTreeNode();\n      this._rowContainer.appendChild(this._rowElements[i]);\n    }\n    // Shrink rows as required\n    while (this._rowElements.length > rows) {\n      this._rowContainer.removeChild(this._rowElements.pop()!);\n    }\n\n    // Add bottom boundary listener\n    this._rowElements[this._rowElements.length - 1].addEventListener('focus', this._bottomBoundaryFocusListener);\n\n    this._refreshRowsDimensions();\n  }\n\n  private _createAccessibilityTreeNode(): HTMLElement {\n    const element = document.createElement('div');\n    element.setAttribute('role', 'listitem');\n    element.tabIndex = -1;\n    this._refreshRowDimensions(element);\n    return element;\n  }\n\n  private _onTab(spaceCount: number): void {\n    for (let i = 0; i < spaceCount; i++) {\n      this._onChar(' ');\n    }\n  }\n\n  private _onChar(char: string): void {\n    if (this._liveRegionLineCount < MAX_ROWS_TO_READ + 1) {\n      if (this._charsToConsume.length > 0) {\n        // Have the screen reader ignore the char if it was just input\n        const shiftedChar = this._charsToConsume.shift();\n        if (shiftedChar !== char) {\n          this._announceCharacter(char);\n        }\n      } else {\n        this._announceCharacter(char);\n      }\n\n      if (char === '\\n') {\n        this._liveRegionLineCount++;\n        if (this._liveRegionLineCount === MAX_ROWS_TO_READ + 1) {\n          this._liveRegion.textContent += Strings.tooMuchOutput;\n        }\n      }\n\n      // Only detach/attach on mac as otherwise messages can go unaccounced\n      if (isMac) {\n        if (this._liveRegion.textContent && this._liveRegion.textContent.length > 0 && !this._liveRegion.parentNode) {\n          setTimeout(() => {\n            this._accessibilityTreeRoot.appendChild(this._liveRegion);\n          }, 0);\n        }\n      }\n    }\n  }\n\n  private _clearLiveRegion(): void {\n    this._liveRegion.textContent = '';\n    this._liveRegionLineCount = 0;\n\n    // Only detach/attach on mac as otherwise messages can go unaccounced\n    if (isMac) {\n      if (this._liveRegion.parentNode) {\n        this._accessibilityTreeRoot.removeChild(this._liveRegion);\n      }\n    }\n  }\n\n  private _onKey(keyChar: string): void {\n    this._clearLiveRegion();\n    this._charsToConsume.push(keyChar);\n  }\n\n  private _refreshRows(start?: number, end?: number): void {\n    this._renderRowsDebouncer.refresh(start, end);\n  }\n\n  private _renderRows(start: number, end: number): void {\n    const buffer: IBuffer = this._terminal.buffer;\n    const setSize = buffer.lines.length.toString();\n    for (let i = start; i <= end; i++) {\n      const lineData = buffer.translateBufferLineToString(buffer.ydisp + i, true);\n      const posInSet = (buffer.ydisp + i + 1).toString();\n      const element = this._rowElements[i];\n      element.textContent = lineData.length === 0 ? 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\ No newline at end of file