mirror of
https://github.com/pvvx/RTL00_WEB.git
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613 lines
No EOL
19 KiB
JavaScript
613 lines
No EOL
19 KiB
JavaScript
;
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(function(exports) {
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var Util = {
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extend : function() {
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arguments[0] = arguments[0] || {};
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for (var i = 1; i < arguments.length; i++) {
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for ( var key in arguments[i]) {
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if (arguments[i].hasOwnProperty(key)) {
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if (typeof (arguments[i][key]) === 'object') {
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if (arguments[i][key] instanceof Array) {
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arguments[0][key] = arguments[i][key]
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} else {
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arguments[0][key] = Util.extend(
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arguments[0][key], arguments[i][key])
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}
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} else {
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arguments[0][key] = arguments[i][key]
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}
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}
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}
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}
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return arguments[0]
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}
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};
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function TimeSeries(options) {
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this.options = Util.extend({}, TimeSeries.defaultOptions, options);
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this.clear()
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}
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TimeSeries.defaultOptions = {
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resetBoundsInterval : 3000,
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resetBounds : true
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};
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TimeSeries.prototype.clear = function() {
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this.data = [];
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this.maxValue = Number.NaN;
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this.minValue = Number.NaN
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};
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TimeSeries.prototype.resetBounds = function() {
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if (this.data.length) {
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this.maxValue = this.data[0][1];
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this.minValue = this.data[0][1];
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for (var i = 1; i < this.data.length; i++) {
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var value = this.data[i][1];
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if (value > this.maxValue) {
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this.maxValue = value
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}
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if (value < this.minValue) {
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this.minValue = value
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}
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}
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} else {
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this.maxValue = Number.NaN;
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this.minValue = Number.NaN
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}
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};
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TimeSeries.prototype.append = function(timestamp, value,
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sumRepeatedTimeStampValues) {
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var i = this.data.length - 1;
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while (i >= 0 && this.data[i][0] > timestamp) {
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i--
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}
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if (i === -1) {
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this.data.splice(0, 0, [ timestamp, value ])
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} else if (this.data.length > 0 && this.data[i][0] === timestamp) {
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if (sumRepeatedTimeStampValues) {
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this.data[i][1] += value;
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value = this.data[i][1]
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} else {
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this.data[i][1] = value
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}
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} else if (i < this.data.length - 1) {
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this.data.splice(i + 1, 0, [ timestamp, value ])
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} else {
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this.data.push([ timestamp, value ])
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}
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this.maxValue = isNaN(this.maxValue) ? value : Math.max(this.maxValue,
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value);
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this.minValue = isNaN(this.minValue) ? value : Math.min(this.minValue,
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value)
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};
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TimeSeries.prototype.dropOldData = function(oldestValidTime,
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maxDataSetLength) {
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var removeCount = 0;
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while (this.data.length - removeCount >= maxDataSetLength
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&& this.data[removeCount + 1][0] < oldestValidTime) {
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removeCount++
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}
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if (removeCount !== 0) {
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this.data.splice(0, removeCount)
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}
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};
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function SmoothieChart(options) {
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this.options = Util.extend({}, SmoothieChart.defaultChartOptions,
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options);
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this.seriesSet = [];
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this.currentValueRange = 1;
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this.currentVisMinValue = 0;
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this.lastRenderTimeMillis = 0
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}
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SmoothieChart.defaultChartOptions = {
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millisPerPixel : 20,
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enableDpiScaling : true,
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yMinFormatter : function(min, precision) {
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return parseFloat(min).toFixed(precision)
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},
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yMaxFormatter : function(max, precision) {
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return parseFloat(max).toFixed(precision)
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},
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maxValueScale : 1,
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interpolation : 'bezier',
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scaleSmoothing : 0.125,
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maxDataSetLength : 2,
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grid : {
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fillStyle : '#000000',
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strokeStyle : '#777777',
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lineWidth : 1,
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sharpLines : false,
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millisPerLine : 1000,
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verticalSections : 2,
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borderVisible : true
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},
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labels : {
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fillStyle : '#ffffff',
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disabled : false,
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fontSize : 10,
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fontFamily : 'monospace',
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precision : 2
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},
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horizontalLines : []
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};
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SmoothieChart.AnimateCompatibility = (function() {
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var requestAnimationFrame = function(callback, element) {
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var requestAnimationFrame = window.requestAnimationFrame
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|| window.webkitRequestAnimationFrame
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|| window.mozRequestAnimationFrame
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|| window.oRequestAnimationFrame
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|| window.msRequestAnimationFrame || function(callback) {
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return window.setTimeout(function() {
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callback(new Date().getTime())
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}, 16)
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};
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return requestAnimationFrame.call(window, callback, element)
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}, cancelAnimationFrame = function(id) {
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var cancelAnimationFrame = window.cancelAnimationFrame
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|| function(id) {
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clearTimeout(id)
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};
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return cancelAnimationFrame.call(window, id)
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};
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return {
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requestAnimationFrame : requestAnimationFrame,
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cancelAnimationFrame : cancelAnimationFrame
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}
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})();
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SmoothieChart.defaultSeriesPresentationOptions = {
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lineWidth : 1,
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strokeStyle : '#ffffff'
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};
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SmoothieChart.prototype.addTimeSeries = function(timeSeries, options) {
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this.seriesSet.push({
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timeSeries : timeSeries,
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options : Util.extend({},
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SmoothieChart.defaultSeriesPresentationOptions, options)
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});
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if (timeSeries.options.resetBounds
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&& timeSeries.options.resetBoundsInterval > 0) {
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timeSeries.resetBoundsTimerId = setInterval(function() {
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timeSeries.resetBounds()
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}, timeSeries.options.resetBoundsInterval)
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}
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};
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SmoothieChart.prototype.removeTimeSeries = function(timeSeries) {
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var numSeries = this.seriesSet.length;
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for (var i = 0; i < numSeries; i++) {
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if (this.seriesSet[i].timeSeries === timeSeries) {
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this.seriesSet.splice(i, 1);
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break
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}
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}
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if (timeSeries.resetBoundsTimerId) {
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clearInterval(timeSeries.resetBoundsTimerId)
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}
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};
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SmoothieChart.prototype.getTimeSeriesOptions = function(timeSeries) {
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var numSeries = this.seriesSet.length;
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for (var i = 0; i < numSeries; i++) {
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if (this.seriesSet[i].timeSeries === timeSeries) {
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return this.seriesSet[i].options
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}
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}
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};
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SmoothieChart.prototype.bringToFront = function(timeSeries) {
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var numSeries = this.seriesSet.length;
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for (var i = 0; i < numSeries; i++) {
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if (this.seriesSet[i].timeSeries === timeSeries) {
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var set = this.seriesSet.splice(i, 1);
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this.seriesSet.push(set[0]);
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break
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}
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}
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};
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SmoothieChart.prototype.streamTo = function(canvas, delayMillis) {
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this.canvas = canvas;
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this.delay = delayMillis;
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this.start()
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};
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SmoothieChart.prototype.start = function() {
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if (this.frame) {
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return
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}
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if (this.options.enableDpiScaling && window
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&& window.devicePixelRatio !== 1) {
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var canvasWidth = this.canvas.getAttribute('width');
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var canvasHeight = this.canvas.getAttribute('height');
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this.canvas.setAttribute('width', canvasWidth
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* window.devicePixelRatio);
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this.canvas.setAttribute('height', canvasHeight
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* window.devicePixelRatio);
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this.canvas.style.width = canvasWidth + 'px';
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this.canvas.style.height = canvasHeight + 'px';
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this.canvas.getContext('2d').scale(window.devicePixelRatio,
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window.devicePixelRatio)
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}
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var animate = function() {
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this.frame = SmoothieChart.AnimateCompatibility
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.requestAnimationFrame(function() {
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this.render();
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animate()
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}.bind(this))
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}.bind(this);
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animate()
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};
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SmoothieChart.prototype.stop = function() {
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if (this.frame) {
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SmoothieChart.AnimateCompatibility.cancelAnimationFrame(this.frame);
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delete this.frame
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}
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};
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SmoothieChart.prototype.updateValueRange = function() {
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var chartOptions = this.options, chartMaxValue = Number.NaN, chartMinValue = Number.NaN;
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for (var d = 0; d < this.seriesSet.length; d++) {
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var timeSeries = this.seriesSet[d].timeSeries;
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if (!isNaN(timeSeries.maxValue)) {
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chartMaxValue = !isNaN(chartMaxValue) ? Math.max(chartMaxValue,
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timeSeries.maxValue) : timeSeries.maxValue
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}
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if (!isNaN(timeSeries.minValue)) {
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chartMinValue = !isNaN(chartMinValue) ? Math.min(chartMinValue,
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timeSeries.minValue) : timeSeries.minValue
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}
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}
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if (chartOptions.maxValue != null) {
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chartMaxValue = chartOptions.maxValue
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} else {
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chartMaxValue *= chartOptions.maxValueScale
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}
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if (chartOptions.minValue != null) {
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chartMinValue = chartOptions.minValue
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}
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if (this.options.yRangeFunction) {
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var range = this.options.yRangeFunction({
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min : chartMinValue,
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max : chartMaxValue
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});
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chartMinValue = range.min;
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chartMaxValue = range.max
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}
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if (!isNaN(chartMaxValue) && !isNaN(chartMinValue)) {
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var targetValueRange = chartMaxValue - chartMinValue;
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var valueRangeDiff = (targetValueRange - this.currentValueRange);
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var minValueDiff = (chartMinValue - this.currentVisMinValue);
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this.isAnimatingScale = Math.abs(valueRangeDiff) > 0.1
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|| Math.abs(minValueDiff) > 0.1;
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this.currentValueRange += chartOptions.scaleSmoothing
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* valueRangeDiff;
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this.currentVisMinValue += chartOptions.scaleSmoothing
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* minValueDiff
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}
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this.valueRange = {
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min : chartMinValue,
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max : chartMaxValue
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}
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};
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SmoothieChart.prototype.render = function(canvas, time) {
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var nowMillis = new Date().getTime();
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if (!this.isAnimatingScale) {
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var maxIdleMillis = Math.min(1000 / 6, this.options.millisPerPixel);
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if (nowMillis - this.lastRenderTimeMillis < maxIdleMillis) {
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return
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}
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}
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this.lastRenderTimeMillis = nowMillis;
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canvas = canvas || this.canvas;
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time = time || nowMillis - (this.delay || 0);
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time -= time % this.options.millisPerPixel;
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var context = canvas.getContext('2d'), chartOptions = this.options, dimensions = {
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top : 0,
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left : 0,
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width : canvas.clientWidth,
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height : canvas.clientHeight
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}, oldestValidTime = time
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- (dimensions.width * chartOptions.millisPerPixel), valueToYPixel = function(
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value) {
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var offset = value - this.currentVisMinValue;
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return this.currentValueRange === 0 ? dimensions.height
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: dimensions.height
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- (Math.round((offset / this.currentValueRange)
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* dimensions.height))
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}.bind(this), timeToXPixel = function(t) {
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return Math.round(dimensions.width
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- ((time - t) / chartOptions.millisPerPixel))
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};
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this.updateValueRange();
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context.font = chartOptions.labels.fontSize + 'px '
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+ chartOptions.labels.fontFamily;
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context.save();
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context.translate(dimensions.left, dimensions.top);
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context.beginPath();
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context.rect(0, 0, dimensions.width, dimensions.height);
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context.clip();
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context.save();
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context.fillStyle = chartOptions.grid.fillStyle;
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context.clearRect(0, 0, dimensions.width, dimensions.height);
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context.fillRect(0, 0, dimensions.width, dimensions.height);
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context.restore();
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context.save();
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context.lineWidth = chartOptions.grid.lineWidth;
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context.strokeStyle = chartOptions.grid.strokeStyle;
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if (chartOptions.grid.millisPerLine > 0) {
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context.beginPath();
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for (var t = time - (time % chartOptions.grid.millisPerLine); t >= oldestValidTime; t -= chartOptions.grid.millisPerLine) {
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var gx = timeToXPixel(t);
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if (chartOptions.grid.sharpLines) {
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gx -= 0.5
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}
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context.moveTo(gx, 0);
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context.lineTo(gx, dimensions.height)
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}
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context.stroke();
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context.closePath()
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}
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for (var v = 1; v < chartOptions.grid.verticalSections; v++) {
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var gy = Math.round(v * dimensions.height
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/ chartOptions.grid.verticalSections);
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if (chartOptions.grid.sharpLines) {
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gy -= 0.5
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}
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context.beginPath();
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context.moveTo(0, gy);
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context.lineTo(dimensions.width, gy);
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context.stroke();
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context.closePath()
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}
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if (chartOptions.grid.borderVisible) {
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context.beginPath();
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context.strokeRect(0, 0, dimensions.width, dimensions.height);
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context.closePath()
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}
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context.restore();
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if (chartOptions.horizontalLines && chartOptions.horizontalLines.length) {
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for (var hl = 0; hl < chartOptions.horizontalLines.length; hl++) {
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var line = chartOptions.horizontalLines[hl], hly = Math
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.round(valueToYPixel(line.value)) - 0.5;
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context.strokeStyle = line.color || '#ffffff';
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context.lineWidth = line.lineWidth || 1;
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context.beginPath();
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context.moveTo(0, hly);
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context.lineTo(dimensions.width, hly);
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context.stroke();
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context.closePath()
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}
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}
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for (var d = 0; d < this.seriesSet.length; d++) {
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context.save();
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var timeSeries = this.seriesSet[d].timeSeries, dataSet = timeSeries.data, seriesOptions = this.seriesSet[d].options;
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timeSeries.dropOldData(oldestValidTime,
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chartOptions.maxDataSetLength);
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context.lineWidth = seriesOptions.lineWidth;
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context.strokeStyle = seriesOptions.strokeStyle;
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context.beginPath();
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var firstX = 0, lastX = 0, lastY = 0;
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for (var i = 0; i < dataSet.length && dataSet.length !== 1; i++) {
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var x = timeToXPixel(dataSet[i][0]), y = valueToYPixel(dataSet[i][1]);
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if (i === 0) {
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firstX = x;
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context.moveTo(x, y)
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} else {
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switch (chartOptions.interpolation) {
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case "linear":
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case "line": {
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context.lineTo(x, y);
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break
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}
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case "bezier":
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default: {
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context.bezierCurveTo(Math.round((lastX + x) / 2),
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lastY, Math.round((lastX + x)) / 2, y, x, y);
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break
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}
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case "step": {
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context.lineTo(x, lastY);
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context.lineTo(x, y);
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break
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}
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}
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}
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lastX = x;
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lastY = y
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}
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if (dataSet.length > 1) {
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if (seriesOptions.fillStyle) {
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context.lineTo(dimensions.width + seriesOptions.lineWidth
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+ 1, lastY);
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context.lineTo(dimensions.width + seriesOptions.lineWidth
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+ 1, dimensions.height + seriesOptions.lineWidth
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+ 1);
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context.lineTo(firstX, dimensions.height
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+ seriesOptions.lineWidth);
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context.fillStyle = seriesOptions.fillStyle;
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context.fill()
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}
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if (seriesOptions.strokeStyle
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&& seriesOptions.strokeStyle !== 'none') {
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context.stroke()
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}
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context.closePath()
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}
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context.restore()
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}
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if (!chartOptions.labels.disabled && !isNaN(this.valueRange.min)
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&& !isNaN(this.valueRange.max)) {
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var maxValueString = chartOptions.yMaxFormatter(
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this.valueRange.max, chartOptions.labels.precision), minValueString = chartOptions
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.yMinFormatter(this.valueRange.min,
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chartOptions.labels.precision);
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context.fillStyle = chartOptions.labels.fillStyle;
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context.fillText(maxValueString, dimensions.width
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- context.measureText(maxValueString).width - 2,
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chartOptions.labels.fontSize);
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context.fillText(minValueString, dimensions.width
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- context.measureText(minValueString).width - 2,
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dimensions.height - 2)
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}
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if (chartOptions.timestampFormatter
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&& chartOptions.grid.millisPerLine > 0) {
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var textUntilX = dimensions.width
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- context.measureText(minValueString).width + 4;
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for (var t = time - (time % chartOptions.grid.millisPerLine); t >= oldestValidTime; t -= chartOptions.grid.millisPerLine) {
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var gx = timeToXPixel(t);
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if (gx < textUntilX) {
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var tx = new Date(t), ts = chartOptions
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.timestampFormatter(tx), tsWidth = context
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.measureText(ts).width;
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textUntilX = gx - tsWidth - 2;
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context.fillStyle = chartOptions.labels.fillStyle;
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context.fillText(ts, gx - tsWidth, dimensions.height - 2)
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}
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}
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}
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context.restore()
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};
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SmoothieChart.timeFormatter = function(date) {
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function pad2(number) {
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return (number < 10 ? '0' : '') + number
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}
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return pad2(date.getHours()) + ':' + pad2(date.getMinutes()) + ':'
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+ pad2(date.getSeconds())
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};
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exports.TimeSeries = TimeSeries;
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exports.SmoothieChart = SmoothieChart
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})(typeof exports === 'undefined' ? this : exports);
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var line1 = new TimeSeries();
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var newval = 0;
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function addpoint(xmlData) {
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if (xmlData) {
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newval = eval(getXMLValue(xmlData, 'value'));
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line1.append(new Date().getTime(), newval);
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document.getElementById('xdata').innerHTML = newval;
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if (newval > xmax)
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document.getElementById('xdata').style.color = '#0000A0';
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else if (newval < xmin)
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document.getElementById('xdata').style.color = '#A00000';
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else
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document.getElementById('xdata').style.color = '#00A000'
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} else
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line1.append(new Date().getTime(), newval)
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}
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var smoothie = new SmoothieChart({
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interpolation : 'linear',
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minValue : 0,
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millisPerPixel : millisPerPixel,
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grid : {
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strokeStyle : 'rgb(100, 110, 150)',
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|
fillStyle : 'rgb(50, 55, 75)',
|
|
lineWidth : 1,
|
|
millisPerLine : millisPerLine,
|
|
verticalSections : 6
|
|
},
|
|
labels : {
|
|
precision : 0
|
|
}
|
|
});
|
|
smoothie.addTimeSeries(line1, {
|
|
strokeStyle : 'rgb(255, 0, 200)',
|
|
fillStyle : 'rgba(255, 0, 200, 0.3)',
|
|
lineWidth : 3
|
|
});
|
|
smoothie.streamTo(document.getElementById("mycanvas"), nextimeout);
|
|
setTimeout("newAJAXCommand(xmlfile, addpoint, true)", 100);
|
|
function slider(elemId, sliderWidth, range1, range2, step) {
|
|
var knobWidth = 17;
|
|
var knobHeight = 21;
|
|
var sliderHeight = 21;
|
|
var offsX, tmp;
|
|
var d = document;
|
|
var isIE = d.all || window.opera;
|
|
var point = (sliderWidth - knobWidth - 3) / (range2 - range1);
|
|
var slider = d.createElement('DIV');
|
|
slider.id = elemId + '_slider';
|
|
slider.className = 'slider';
|
|
d.getElementById(elemId).appendChild(slider);
|
|
var knob = d.createElement('DIV');
|
|
knob.id = elemId + '_knob';
|
|
knob.className = 'knob';
|
|
slider.appendChild(knob);
|
|
knob.style.left = 0;
|
|
knob.style.width = knobWidth + 'px';
|
|
knob.style.height = knobHeight + 'px';
|
|
slider.style.width = sliderWidth + 'px';
|
|
slider.style.height = sliderHeight + 'px';
|
|
var sliderOffset = slider.offsetLeft;
|
|
tmp = slider.offsetParent;
|
|
while (tmp.tagName != 'BODY') {
|
|
sliderOffset += tmp.offsetLeft;
|
|
tmp = tmp.offsetParent
|
|
}
|
|
if (isIE) {
|
|
knob.onmousedown = startCoord;
|
|
slider.onclick = sliderClick;
|
|
knob.onmouseup = endCoord;
|
|
slider.onmouseup = endCoord
|
|
} else {
|
|
knob.addEventListener("mousedown", startCoord, true);
|
|
slider.addEventListener("click", sliderClick, true);
|
|
knob.addEventListener("mouseup", endCoord, true);
|
|
slider.addEventListener("mouseup", endCoord, true)
|
|
}
|
|
function setValue(x) {
|
|
if (x < 0)
|
|
knob.style.left = 0;
|
|
else if (x > sliderWidth - knobWidth - 3)
|
|
knob.style.left = (sliderWidth - 3 - knobWidth) + 'px';
|
|
else {
|
|
if (step == 0)
|
|
knob.style.left = x + 'px';
|
|
else
|
|
knob.style.left = Math.round(x / (step * point)) * step * point
|
|
+ 'px'
|
|
}
|
|
nextimeout = getValue();
|
|
d.getElementById('toutid').value = nextimeout;
|
|
document.getElementById('toutid').innerHTML = nextimeout
|
|
}
|
|
function setValue2(x) {
|
|
if (x < range1 || x > range2)
|
|
alert('Value is not included into a slider range!');
|
|
else
|
|
setValue((x - range1) * point);
|
|
nextimeout = getValue();
|
|
d.getElementById('toutid').value = nextimeout;
|
|
document.getElementById('toutid').innerHTML = nextimeout
|
|
}
|
|
function getValue() {
|
|
return Math.round(parseInt(knob.style.left) / point) + range1
|
|
}
|
|
function sliderClick(e) {
|
|
var x;
|
|
if (isIE) {
|
|
if (event.srcElement != slider)
|
|
return;
|
|
x = event.offsetX - Math.round(knobWidth / 2)
|
|
} else
|
|
x = e.pageX - sliderOffset - knobWidth / 2;
|
|
setValue(x)
|
|
}
|
|
function startCoord(e) {
|
|
if (isIE) {
|
|
offsX = event.clientX - parseInt(knob.style.left);
|
|
slider.onmousemove = mov
|
|
} else {
|
|
slider.addEventListener("mousemove", mov, true)
|
|
}
|
|
}
|
|
function mov(e) {
|
|
var x;
|
|
if (isIE)
|
|
x = event.clientX - offsX;
|
|
else
|
|
x = e.pageX - sliderOffset - knobWidth / 2;
|
|
setValue(x)
|
|
}
|
|
function endCoord() {
|
|
if (isIE)
|
|
slider.onmousemove = null;
|
|
else
|
|
slider.removeEventListener("mousemove", mov, true)
|
|
}
|
|
this.setValue = setValue2;
|
|
this.getValue = getValue
|
|
}
|
|
var mysl1 = new slider('sl', 333, 20, 10020, 0);
|
|
mysl1.setValue(500);
|
|
document.getElementById('toutid').innerHTML = mysl1.getValue(); |