mirror of
https://github.com/salesagility/SuiteCRM.git
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1333 lines
44 KiB
JavaScript
1333 lines
44 KiB
JavaScript
// version: 2015-11-02
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/**
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* o--------------------------------------------------------------------------------o
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* | This file is part of the RGraph package - you can learn more at: |
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* | |
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* | http://www.rgraph.net |
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* | |
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* | RGraph is dual licensed under the Open Source GPL (General Public License) |
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* | v2.0 license and a commercial license which means that you're not bound by |
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* | the terms of the GPL. The commercial license is just <20>99 (GBP) and you can |
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* | read about it here: |
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* | http://www.rgraph.net/license |
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* o--------------------------------------------------------------------------------o
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*/
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RGraph = window.RGraph || {isRGraph: true};
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/**
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* The chart constuctor
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*
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* @param object canvas
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* @param array data
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*/
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RGraph.RScatter =
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RGraph.Rscatter = function (conf)
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{
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/**
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* Allow for object config style
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*/
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if ( typeof conf === 'object'
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&& typeof conf.data === 'object'
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&& typeof conf.id === 'string') {
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var parseConfObjectForOptions = true; // Set this so the config is parsed (at the end of the constructor)
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this.data = new Array(conf.data.length);
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// Store the data set(s)
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this.data = RGraph.arrayClone(conf.data);
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// Account for just one dataset being given
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if (typeof conf.data === 'object' && typeof conf.data[0] === 'object' && typeof conf.data[0][0] === 'number') {
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var tmp = RGraph.arrayClone(conf.data);
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conf.data = new Array();
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conf.data[0] = RGraph.arrayClone(tmp);
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this.data = RGraph.arrayClone(conf.data);
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}
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} else {
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var conf = {id: conf};
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conf.data = arguments[1];
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this.data = [];
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// Handle multiple datasets being given as one argument
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if (arguments[1][0] && arguments[1][0][0] && typeof arguments[1][0][0] == 'object') {
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// Store the data set(s)
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for (var i=0; i<arguments[1].length; ++i) {
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this.data[i] = arguments[1][i];
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}
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// Handle multiple data sets being supplied as separate arguments
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} else {
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// Store the data set(s)
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for (var i=1; i<arguments.length; ++i) {
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this.data[i - 1] = RGraph.arrayClone(arguments[i]);
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}
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}
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}
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this.id = conf.id
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this.canvas = document.getElementById(this.id)
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this.context = this.canvas.getContext ? this.canvas.getContext("2d") : null;
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this.canvas.__object__ = this;
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this.type = 'rscatter';
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this.hasTooltips = false;
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this.isRGraph = true;
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this.uid = RGraph.CreateUID();
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this.canvas.uid = this.canvas.uid ? this.canvas.uid : RGraph.CreateUID();
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this.colorsParsed = false;
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this.coordsText = [];
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this.original_colors = [];
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this.firstDraw = true; // After the first draw this will be false
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/**
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* Compatibility with older browsers
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*/
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//RGraph.OldBrowserCompat(this.context);
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this.centerx = 0;
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this.centery = 0;
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this.radius = 0;
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this.max = 0;
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this.properties =
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{
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'chart.background.color': 'transparent',
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'chart.background.grid': true,
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'chart.background.grid.diagonals': true,
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'chart.background.grid.diagonals.count': null,
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'chart.background.grid.radials': true,
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'chart.background.grid.radials.count': null,
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'chart.background.grid.linewidth': 1,
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'chart.background.grid.color': '#ccc',
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'chart.radius': null,
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'chart.colors': [], // This is used internally for the key
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'chart.colors.default': 'black',
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'chart.gutter.left': 25,
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'chart.gutter.right': 25,
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'chart.gutter.top': 25,
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'chart.gutter.bottom': 25,
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'chart.title': '',
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'chart.title.background': null,
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'chart.title.hpos': null,
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'chart.title.vpos': null,
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'chart.title.bold': true,
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'chart.title.font': null,
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'chart.title.x': null,
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'chart.title.y': null,
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'chart.title.halign': null,
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'chart.title.valign': null,
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'chart.labels': null,
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'chart.labels.color': null,
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'chart.labels.axes': 'nsew',
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'chart.labels.axes.background': 'rgba(255,255,255,0.8)',
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'chart.labels.count': 5,
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'chart.text.color': 'black',
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'chart.text.font': 'Arial',
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'chart.text.size': 12,
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'chart.key': null,
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'chart.key.background': 'white',
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'chart.key.position': 'graph',
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'chart.key.halign': 'right',
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'chart.key.shadow': false,
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'chart.key.shadow.color': '#666',
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'chart.key.shadow.blur': 3,
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'chart.key.shadow.offsetx': 2,
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'chart.key.shadow.offsety': 2,
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'chart.key.position.gutter.boxed':false,
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'chart.key.position.x': null,
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'chart.key.position.y': null,
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'chart.key.color.shape': 'square',
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'chart.key.rounded': true,
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'chart.key.linewidth': 1,
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'chart.key.colors': null,
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'chart.key.interactive': false,
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'chart.key.interactive.highlight.chart.fill':'rgba(255,0,0,0.9)',
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'chart.key.interactive.highlight.label':'rgba(255,0,0,0.2)',
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'chart.key.text.color': 'black',
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'chart.contextmenu': null,
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'chart.tooltips': null,
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'chart.tooltips.event': 'onmousemove',
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'chart.tooltips.effect': 'fade',
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'chart.tooltips.css.class': 'RGraph_tooltip',
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'chart.tooltips.highlight': true,
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'chart.tooltips.hotspot': 3,
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'chart.tooltips.coords.page': false,
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'chart.annotatable': false,
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'chart.annotate.color': 'black',
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'chart.zoom.factor': 1.5,
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'chart.zoom.fade.in': true,
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'chart.zoom.fade.out': true,
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'chart.zoom.hdir': 'right',
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'chart.zoom.vdir': 'down',
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'chart.zoom.frames': 25,
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'chart.zoom.delay': 16.666,
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'chart.zoom.shadow': true,
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'chart.zoom.background': true,
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'chart.zoom.action': 'zoom',
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'chart.resizable': false,
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'chart.resize.handle.background': null,
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'chart.ymax': null,
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'chart.ymin': 0,
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'chart.tickmarks': 'cross',
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'chart.ticksize': 3,
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'chart.scale.decimals': null,
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'chart.scale.point': '.',
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'chart.scale.thousand': ',',
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'chart.scale.round': false,
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'chart.scale.zerostart': true,
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'chart.units.pre': '',
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'chart.units.post': '',
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'chart.events.mousemove': null,
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'chart.events.click': null,
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'chart.highlight.stroke': 'transparent',
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'chart.highlight.fill': 'rgba(255,255,255,0.7)',
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'chart.highlight.point.radius': 3,
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'chart.axes.color': 'black',
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'chart.axes.numticks': null,
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'chart.axes.caps': true,
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'chart.segment.highlight': false,
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'chart.segment.highlight.count': null,
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'chart.segment.highlight.fill': 'rgba(0,255,0,0.5)',
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'chart.segment.highlight.stroke':'rgba(0,0,0,0)'
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}
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/**
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* Create the $ objects so that functions can be added to them
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*/
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for (var i=0,idx=0; i<this.data.length; ++i) {
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for (var j=0,len=this.data[i].length; j<len; j+=1,idx+=1) {
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this['$' + idx] = {}
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}
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}
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/**
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* Translate half a pixel for antialiasing purposes - but only if it hasn't beeen
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* done already
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*/
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if (!this.canvas.__rgraph_aa_translated__) {
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this.context.translate(0.5,0.5);
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this.canvas.__rgraph_aa_translated__ = true;
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}
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// Short variable names
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var RG = RGraph,
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ca = this.canvas,
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co = ca.getContext('2d'),
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prop = this.properties,
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pa = RG.Path,
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pa2 = RG.path2,
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win = window,
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doc = document,
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ma = Math
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/**
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* "Decorate" the object with the generic effects if the effects library has been included
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*/
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if (RG.Effects && typeof RG.Effects.decorate === 'function') {
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RG.Effects.decorate(this);
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}
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/**
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* A simple setter
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*
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* @param string name The name of the property to set
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* @param string value The value of the property
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*/
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this.set =
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this.Set = function (name, value)
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{
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var value = typeof arguments[1] === 'undefined' ? null : arguments[1];
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/**
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* the number of arguments is only one and it's an
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* object - parse it for configuration data and return.
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*/
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if (arguments.length === 1 && typeof name === 'object') {
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RG.parseObjectStyleConfig(this, name);
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return this;
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}
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/**
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* This should be done first - prepend the property name with "chart." if necessary
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*/
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if (name.substr(0,6) != 'chart.') {
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name = 'chart.' + name;
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}
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// Convert uppercase letters to dot+lower case letter
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name = name.replace(/([A-Z])/g, function (str)
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{
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return '.' + String(RegExp.$1).toLowerCase();
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});
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//
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// Change chart.segments.highlight* to chart.segment.highlight (no plural)
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//
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if (name === 'chart.segments.highlight') name = 'chart.segment.highlight';
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if (name === 'chart.segments.highlight.count') name = 'chart.segment.highlight.count';
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if (name === 'chart.segments.highlight.fill') name = 'chart.segment.highlight.fill';
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if (name === 'chart.segments.highlight.stroke') name = 'chart.segment.highlight.stroke';
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prop[name.toLowerCase()] = value;
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return this;
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};
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/**
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* A simple getter
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*
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* @param string name The name of the property to get
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*/
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this.get =
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this.Get = function (name)
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{
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/**
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* This should be done first - prepend the property name with "chart." if necessary
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*/
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if (name.substr(0,6) != 'chart.') {
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name = 'chart.' + name;
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}
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// Convert uppercase letters to dot+lower case letter
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name = name.replace(/([A-Z])/g, function (str)
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{
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return '.' + String(RegExp.$1).toLowerCase()
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});
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return prop[name.toLowerCase()];
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};
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/**
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* This method draws the rose chart
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*/
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this.draw =
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this.Draw = function ()
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{
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/**
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* Fire the onbeforedraw event
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*/
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RG.FireCustomEvent(this, 'onbeforedraw');
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/**
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* This doesn't affect the chart, but is used for compatibility
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*/
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this.gutterLeft = prop['chart.gutter.left'];
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this.gutterRight = prop['chart.gutter.right'];
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this.gutterTop = prop['chart.gutter.top'];
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this.gutterBottom = prop['chart.gutter.bottom'];
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// Calculate the radius
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this.radius = (Math.min(ca.width - this.gutterLeft - this.gutterRight, ca.height - this.gutterTop - this.gutterBottom) / 2);
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this.centerx = ((ca.width - this.gutterLeft - this.gutterRight) / 2) + this.gutterLeft;
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this.centery = ((ca.height - this.gutterTop - this.gutterBottom) / 2) + this.gutterTop;
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this.coords = [];
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this.coords2 = [];
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/**
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* Stop this growing uncontrollably
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*/
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this.coordsText = [];
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/**
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* If there's a user specified radius/centerx/centery, use them
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*/
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if (typeof(prop['chart.centerx']) == 'number') this.centerx = prop['chart.centerx'];
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if (typeof(prop['chart.centery']) == 'number') this.centery = prop['chart.centery'];
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if (typeof(prop['chart.radius']) == 'number') this.radius = prop['chart.radius'];
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/**
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* Parse the colors for gradients. Its down here so that the center X/Y can be used
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*/
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if (!this.colorsParsed) {
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this.parseColors();
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// Don't want to do this again
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this.colorsParsed = true;
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}
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/**
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* Work out the scale
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*/
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var max = prop['chart.ymax'];
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var min = prop['chart.ymin'];
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if (typeof(max) == 'number') {
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this.max = max;
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this.scale2 = RG.getScale2(this, {
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'max':max,
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'min':min,
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'strict':true,
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'scale.decimals':Number(prop['chart.scale.decimals']),
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'scale.point':prop['chart.scale.point'],
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'scale.thousand':prop['chart.scale.thousand'],
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'scale.round':prop['chart.scale.round'],
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'units.pre':prop['chart.units.pre'],
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'units.post':prop['chart.units.post'],
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'ylabels.count':prop['chart.labels.count']
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});
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} else {
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for (var i=0; i<this.data.length; i+=1) {
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for (var j=0,len=this.data[i].length; j<len; j+=1) {
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this.max = Math.max(this.max, this.data[i][j][1]);
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}
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}
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this.min = prop['chart.ymin'];
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this.scale2 = RG.getScale2(this, {
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'max':this.max,
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'min':min,
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'scale.decimals':Number(prop['chart.scale.decimals']),
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'scale.point':prop['chart.scale.point'],
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'scale.thousand':prop['chart.scale.thousand'],
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'scale.round':prop['chart.scale.round'],
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||
'units.pre':prop['chart.units.pre'],
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||
'units.post':prop['chart.units.post'],
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'ylabels.count':prop['chart.labels.count']
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||
});
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||
this.max = this.scale2.max;
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||
}
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||
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/**
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* Change the centerx marginally if the key is defined
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*/
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if (prop['chart.key'] && prop['chart.key'].length > 0 && prop['chart.key'].length >= 3) {
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this.centerx = this.centerx - prop['chart.gutter.right'] + 5;
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}
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||
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||
/**
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* Populate the colors array for the purposes of generating the key
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||
*/
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||
if (typeof(prop['chart.key']) == 'object' && RG.is_array(prop['chart.key']) && prop['chart.key'][0]) {
|
||
|
||
// Reset the colors array
|
||
prop['chart.colors'] = [];
|
||
|
||
for (var i=0; i<this.data.length; i+=1) {
|
||
for (var j=0,len=this.data[i].length; j<len; j+=1) {
|
||
if (typeof this.data[i][j][2] == 'string') {
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||
prop['chart.colors'].push(this.data[i][j][2]);
|
||
}
|
||
}
|
||
}
|
||
}
|
||
|
||
|
||
|
||
|
||
/**
|
||
* Populate the chart.tooltips array
|
||
*/
|
||
this.Set('chart.tooltips', []);
|
||
|
||
for (var i=0; i<this.data.length; i+=1) {
|
||
for (var j=0,len=this.data[i].length; j<len; j+=1) {
|
||
if (typeof this.data[i][j][3] == 'string') {
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||
prop['chart.tooltips'].push(this.data[i][j][3]);
|
||
}
|
||
}
|
||
}
|
||
|
||
|
||
|
||
// This resets the chart drawing state
|
||
co.beginPath();
|
||
|
||
this.DrawBackground();
|
||
this.DrawRscatter();
|
||
this.DrawLabels();
|
||
|
||
/**
|
||
* Setup the context menu if required
|
||
*/
|
||
if (prop['chart.contextmenu']) {
|
||
RG.ShowContext(this);
|
||
}
|
||
|
||
|
||
|
||
// Draw the title if any has been set
|
||
if (prop['chart.title']) {
|
||
RG.DrawTitle(
|
||
this,
|
||
prop['chart.title'],
|
||
this.centery - this.radius - 10,
|
||
this.centerx,
|
||
prop['chart.title.size'] ? prop['chart.title.size'] : prop['chart.text.size'] + 2
|
||
);
|
||
}
|
||
|
||
|
||
/**
|
||
* This function enables resizing
|
||
*/
|
||
if (prop['chart.resizable']) {
|
||
RG.AllowResizing(this);
|
||
}
|
||
|
||
|
||
/**
|
||
* This installs the event listeners
|
||
*/
|
||
RG.InstallEventListeners(this);
|
||
|
||
|
||
|
||
|
||
|
||
|
||
//
|
||
// Allow the segments to be highlighted
|
||
//
|
||
if (prop['chart.segment.highlight']) {
|
||
RG.allowSegmentHighlight({
|
||
object: this,
|
||
|
||
// This is duplicated in the drawBackground function
|
||
count: typeof prop['chart.segment.highlight.count'] === 'number' ? prop['chart.segment.highlight.count'] : ((prop['chart.background.grid.diagonals.count'] ? prop['chart.background.grid.diagonals.count'] : (prop['chart.labels'] ? prop['chart.labels'].length : 8))),
|
||
|
||
fill: prop['chart.segment.highlight.fill'],
|
||
stroke: prop['chart.segment.highlight.stroke']
|
||
});
|
||
}
|
||
|
||
|
||
|
||
|
||
/**
|
||
* Fire the onfirstdraw event
|
||
*/
|
||
if (this.firstDraw) {
|
||
RG.fireCustomEvent(this, 'onfirstdraw');
|
||
this.firstDraw = false;
|
||
this.firstDrawFunc();
|
||
}
|
||
|
||
|
||
|
||
|
||
/**
|
||
* Fire the RGraph ondraw event
|
||
*/
|
||
RG.FireCustomEvent(this, 'ondraw');
|
||
|
||
|
||
|
||
|
||
return this;
|
||
};
|
||
|
||
|
||
|
||
|
||
/**
|
||
* This method draws the rscatter charts background
|
||
*/
|
||
this.drawBackground =
|
||
this.DrawBackground = function ()
|
||
{
|
||
//
|
||
// Draw the background color first
|
||
//
|
||
if (prop['chart.background.color'] != 'transparent') {
|
||
pa(co, ['b','a', this.centerx, this.centery, this.radius, 0, 2 * ma.PI, -1, 'f', prop['chart.background.color']]);
|
||
}
|
||
|
||
|
||
var gridEnabled = prop['chart.background.grid'];
|
||
|
||
|
||
if (gridEnabled) {
|
||
co.lineWidth = prop['chart.background.grid.linewidth'];
|
||
|
||
|
||
|
||
// Draw the background grey circles
|
||
if (prop['chart.background.grid.radials']) {
|
||
|
||
co.strokeStyle = prop['chart.background.grid.color'];
|
||
|
||
if (RG.isNull(prop['chart.background.grid.radials.count'])) {
|
||
prop['chart.background.grid.radials.count'] = prop['chart.labels.count'];
|
||
}
|
||
|
||
// Radius must be greater than 0 for Opera to work
|
||
|
||
var r = this.radius / prop['chart.background.grid.radials.count'];
|
||
|
||
for (var i=0,len=this.radius; i<=len; i+=r) {
|
||
|
||
// Radius must be greater than 0 for Opera to work
|
||
co.arc(this.centerx, this.centery, i, 0, RG.TWOPI, 0);
|
||
}
|
||
co.stroke();
|
||
}
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
// Draw the background lines that go from the center outwards
|
||
if (prop['chart.background.grid.diagonals']) {
|
||
|
||
co.strokeStyle = prop['chart.background.grid.color'];
|
||
|
||
co.beginPath();
|
||
|
||
// This is duplicated in the allowSegmentHighlight call
|
||
var inc = 360 / ((prop['chart.background.grid.diagonals.count'] ? prop['chart.background.grid.diagonals.count'] : (prop['chart.labels'] ? prop['chart.labels'].length : 8)));
|
||
|
||
|
||
for (var i=inc; i<360; i+=inc) {
|
||
|
||
// Radius must be greater than 0 for Opera to work
|
||
co.arc(
|
||
this.centerx,
|
||
this.centery,
|
||
this.radius,
|
||
(i / (180 / RG.PI)) - RG.HALFPI,
|
||
((i + 0.01) / (180 / RG.PI)) - RG.HALFPI,
|
||
0
|
||
);
|
||
|
||
co.lineTo(this.centerx, this.centery);
|
||
}
|
||
co.stroke();
|
||
}
|
||
}
|
||
|
||
// Reset the linewidth
|
||
co.lineWidth = 1;
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
co.beginPath();
|
||
co.strokeStyle = prop['chart.axes.color'];
|
||
|
||
// Draw the X axis
|
||
co.moveTo(this.centerx - this.radius, Math.round(this.centery));
|
||
co.lineTo(this.centerx + this.radius, Math.round(this.centery));
|
||
|
||
// Draw the X ends
|
||
if (prop['chart.axes.caps']) {
|
||
co.moveTo(ma.round(this.centerx - this.radius), this.centery - 5);
|
||
co.lineTo(ma.round(this.centerx - this.radius), this.centery + 5);
|
||
co.moveTo(ma.round(this.centerx + this.radius), this.centery - 5);
|
||
co.lineTo(ma.round(this.centerx + this.radius), this.centery + 5);
|
||
}
|
||
|
||
|
||
|
||
if (!RG.isNull(prop['chart.axes.numticks'])) {
|
||
var numticks = prop['chart.axes.numticks']
|
||
} else {
|
||
var numticks = prop['chart.labels.count'];
|
||
}
|
||
|
||
var caps = prop['chart.axes.caps'];
|
||
|
||
if (numticks) {
|
||
// Draw the X check marks
|
||
for (var i=(this.centerx - this.radius); i<(this.centerx + this.radius); i+=(this.radius / numticks)) {
|
||
co.moveTo(ma.round(i), this.centery - 3);
|
||
co.lineTo(ma.round(i), this.centery + 3);
|
||
}
|
||
|
||
// Draw the Y check marks
|
||
for (var i=(this.centery - this.radius); i<(this.centery + this.radius); i+=(this.radius / numticks)) {
|
||
co.moveTo(this.centerx - 3, ma.round(i));
|
||
co.lineTo(this.centerx + 3, ma.round(i));
|
||
}
|
||
}
|
||
|
||
// Draw the Y axis
|
||
co.moveTo(ma.round(this.centerx), this.centery - this.radius);
|
||
co.lineTo(ma.round(this.centerx), this.centery + this.radius);
|
||
|
||
// Draw the Y ends
|
||
if (prop['chart.axes.caps']) {
|
||
co.moveTo(this.centerx - 5, ma.round(this.centery - this.radius));
|
||
co.lineTo(this.centerx + 5, ma.round(this.centery - this.radius));
|
||
|
||
co.moveTo(this.centerx - 5, ma.round(this.centery + this.radius));
|
||
co.lineTo(this.centerx + 5, ma.round(this.centery + this.radius));
|
||
}
|
||
|
||
// Stroke it
|
||
co.closePath();
|
||
co.stroke();
|
||
};
|
||
|
||
|
||
|
||
|
||
/**
|
||
* This method draws a set of data on the graph
|
||
*/
|
||
this.drawRscatter =
|
||
this.DrawRscatter = function ()
|
||
{
|
||
for (var dataset=0; dataset<this.data.length; dataset+=1) {
|
||
|
||
var data = this.data[dataset];
|
||
this.coords2[dataset] = [];
|
||
|
||
for (var i=0; i<data.length; ++i) {
|
||
|
||
var d1 = data[i][0];
|
||
var d2 = data[i][1];
|
||
var a = d1 / (180 / RG.PI); // RADIANS
|
||
var r = ( (d2 - prop['chart.ymin']) / (this.scale2.max - this.scale2.min) ) * this.radius;
|
||
var x = Math.sin(a) * r;
|
||
var y = Math.cos(a) * r;
|
||
var color = data[i][2] ? data[i][2] : prop['chart.colors.default'];
|
||
var tooltip = data[i][3] ? data[i][3] : null;
|
||
|
||
if (tooltip && String(tooltip).length) {
|
||
this.hasTooltips = true;
|
||
}
|
||
|
||
/**
|
||
* Account for the correct quadrant
|
||
*/
|
||
x = x + this.centerx;
|
||
y = this.centery - y;
|
||
|
||
|
||
this.DrawTick(x, y, color);
|
||
|
||
// Populate the coords array with the coordinates and the tooltip
|
||
this.coords.push([x, y, color, tooltip]);
|
||
this.coords2[dataset].push([x, y, color, tooltip]);
|
||
}
|
||
}
|
||
};
|
||
|
||
|
||
|
||
|
||
/**
|
||
* Unsuprisingly, draws the labels
|
||
*/
|
||
this.drawLabels =
|
||
this.DrawLabels = function ()
|
||
{
|
||
co.lineWidth = 1;
|
||
|
||
// Default the color to black
|
||
co.fillStyle = 'black';
|
||
co.strokeStyle = 'black';
|
||
|
||
var key = prop['chart.key'];
|
||
var r = this.radius;
|
||
var axesColor = prop['chart.axes.color'];
|
||
var color = prop['chart.text.color'];
|
||
var font = prop['chart.text.font'];
|
||
var size = prop['chart.text.size'];
|
||
var axes = prop['chart.labels.axes'].toLowerCase();
|
||
var units_pre = prop['chart.units.pre'];
|
||
var units_post = prop['chart.units.post'];
|
||
var decimals = prop['chart.scale.decimals'];
|
||
var centerx = this.centerx;
|
||
var centery = this.centery;
|
||
|
||
co.fillStyle = prop['chart.text.color'];
|
||
|
||
// Draw any labels
|
||
if (typeof prop['chart.labels'] == 'object' && prop['chart.labels']) {
|
||
this.DrawCircularLabels(co, prop['chart.labels'], font , size, r);
|
||
}
|
||
|
||
|
||
//
|
||
// If the axes are transparent - then the labels should have no offset,
|
||
// otherwise it defaults to true. Similarly the labels can or can't be
|
||
// centered if there's no axes
|
||
//
|
||
var offset = 10;
|
||
var centered = false;
|
||
|
||
if ( axesColor === 'rgba(0,0,0,0)'
|
||
|| axesColor === 'rgb(0,0,0)'
|
||
|| axesColor === 'transparent') {
|
||
|
||
offset = 0;
|
||
centered = true;
|
||
}
|
||
|
||
// Draw the axis labels
|
||
for (var i=0,len=this.scale2.labels.length; i<len; ++i) {
|
||
if (axes.indexOf('n') > -1) RG.text2(this, {'tag': 'scale','font':font,'size':size,'x':centerx - offset,'y':centery - (r * ((i+1) / len)),'text':this.scale2.labels[i],'valign':'center','halign':centered ? 'center' : 'right',bounding: true, boundingFill: prop['chart.labels.axes.background'], boundingStroke: 'rgba(0,0,0,0)'});
|
||
if (axes.indexOf('s') > -1) RG.text2(this, {'tag': 'scale','font':font,'size':size,'x':centerx - offset,'y':centery + (r * ((i+1) / len)),'text':this.scale2.labels[i],'valign':'center','halign':centered ? 'center' : 'right',bounding: true, boundingFill: prop['chart.labels.axes.background'], boundingStroke: 'rgba(0,0,0,0)'});
|
||
if (axes.indexOf('e') > -1) RG.text2(this, {'tag': 'scale','font':font,'size':size,'x':centerx + (r * ((i+1) / len)),'y':centery + offset,'text':this.scale2.labels[i],'valign':centered ? 'center' : 'top','halign':'center',bounding: true, boundingFill: prop['chart.labels.axes.background'], boundingStroke: 'rgba(0,0,0,0)'});
|
||
if (axes.indexOf('w') > -1) RG.text2(this, {'tag': 'scale','font':font,'size':size,'x':centerx - (r * ((i+1) / len)),'y':centery + offset,'text':this.scale2.labels[i],'valign':centered ? 'center' : 'top','halign':'center',bounding: true, boundingFill: prop['chart.labels.axes.background'], boundingStroke: 'rgba(0,0,0,0)'});
|
||
}
|
||
|
||
// Draw the center minimum value (but only if there's at least one axes labels stipulated)
|
||
if (prop['chart.labels.axes'].length > 0 && prop['chart.scale.zerostart']) {
|
||
RG.text2(this, {
|
||
'font':font,
|
||
'size':size,
|
||
'x':centerx,
|
||
'y':centery,
|
||
'text':RG.numberFormat(this, Number(this.scale2.min).toFixed(this.scale2.decimals), this.scale2.units_pre, this.scale2.units_post),
|
||
'valign':'center',
|
||
'halign':'center',
|
||
'bounding':true,
|
||
'boundingFill': prop['chart.labels.axes.background'],
|
||
'boundingStroke': 'rgba(0,0,0,0)',
|
||
'tag': 'scale'
|
||
});
|
||
}
|
||
|
||
/**
|
||
* Draw the key
|
||
*/
|
||
if (key && key.length) {
|
||
RG.drawKey(this, key, prop['chart.colors']);
|
||
}
|
||
};
|
||
|
||
|
||
|
||
|
||
/**
|
||
* Draws the circular labels that go around the charts
|
||
*
|
||
* @param labels array The labels that go around the chart
|
||
*/
|
||
this.drawCircularLabels =
|
||
this.DrawCircularLabels = function (context, labels, font_face, font_size, r)
|
||
{
|
||
var r = r + 10,
|
||
color = prop['chart.labels.color'];
|
||
|
||
for (var i=0; i<labels.length; ++i) {
|
||
|
||
var a = (360 / labels.length) * (i + 1) - (360 / (labels.length * 2));
|
||
var a = a - 90 + (prop['chart.labels.position'] == 'edge' ? ((360 / labels.length) / 2) : 0);
|
||
|
||
var x = ma.cos(a / (180/RG.PI) ) * r;
|
||
var y = ma.sin(a / (180/RG.PI)) * r;
|
||
|
||
RG.Text2(this, {
|
||
'color': color,
|
||
'font':font_face,
|
||
'size':font_size,
|
||
'x':this.centerx + x,
|
||
'y':this.centery + y,
|
||
'text':String(labels[i]),
|
||
'valign':'center',
|
||
'halign':( (this.centerx + x) > this.centerx) ? 'left' : 'right',
|
||
'tag': 'labels'
|
||
});
|
||
}
|
||
};
|
||
|
||
|
||
|
||
|
||
/**
|
||
* Draws a single tickmark
|
||
*/
|
||
this.drawTick =
|
||
this.DrawTick = function (x, y, color)
|
||
{
|
||
var tickmarks = prop['chart.tickmarks'];
|
||
var ticksize = prop['chart.ticksize'];
|
||
|
||
co.strokeStyle = color;
|
||
co.fillStyle = color;
|
||
|
||
// Cross
|
||
if (tickmarks == 'cross') {
|
||
|
||
co.beginPath();
|
||
co.moveTo(x + ticksize, y + ticksize);
|
||
co.lineTo(x - ticksize, y - ticksize);
|
||
co.stroke();
|
||
|
||
co.beginPath();
|
||
co.moveTo(x - ticksize, y + ticksize);
|
||
co.lineTo(x + ticksize, y - ticksize);
|
||
co.stroke();
|
||
|
||
// Circle
|
||
} else if (tickmarks == 'circle') {
|
||
|
||
co.beginPath();
|
||
co.arc(x, y, ticksize, 0, 6.2830, false);
|
||
co.fill();
|
||
|
||
// Square
|
||
} else if (tickmarks == 'square') {
|
||
|
||
co.beginPath();
|
||
co.fillRect(x - ticksize, y - ticksize, 2 * ticksize, 2 * ticksize);
|
||
co.fill();
|
||
|
||
// Diamond shape tickmarks
|
||
} else if (tickmarks == 'diamond') {
|
||
|
||
co.beginPath();
|
||
co.moveTo(x, y - ticksize);
|
||
co.lineTo(x + ticksize, y);
|
||
co.lineTo(x, y + ticksize);
|
||
co.lineTo(x - ticksize, y);
|
||
co.closePath();
|
||
co.fill();
|
||
|
||
// Plus style tickmarks
|
||
} else if (tickmarks == 'plus') {
|
||
|
||
co.lineWidth = 1;
|
||
|
||
co.beginPath();
|
||
co.moveTo(x, y - ticksize);
|
||
co.lineTo(x, y + ticksize);
|
||
co.moveTo(x - ticksize, y);
|
||
co.lineTo(x + ticksize, y);
|
||
co.stroke();
|
||
}
|
||
};
|
||
|
||
|
||
|
||
|
||
/**
|
||
* This function makes it much easier to get the (if any) point that is currently being hovered over.
|
||
*
|
||
* @param object e The event object
|
||
*/
|
||
this.getShape =
|
||
this.getPoint = function (e)
|
||
{
|
||
var mouseXY = RG.getMouseXY(e);
|
||
var mouseX = mouseXY[0];
|
||
var mouseY = mouseXY[1];
|
||
var overHotspot = false;
|
||
var offset = prop['chart.tooltips.hotspot']; // This is how far the hotspot extends
|
||
|
||
for (var i=0,len=this.coords.length; i<len; ++i) {
|
||
|
||
var x = this.coords[i][0];
|
||
var y = this.coords[i][1];
|
||
var tooltip = this.coords[i][3];
|
||
|
||
if (
|
||
mouseX < (x + offset) &&
|
||
mouseX > (x - offset) &&
|
||
mouseY < (y + offset) &&
|
||
mouseY > (y - offset)
|
||
) {
|
||
|
||
var tooltip = RG.parseTooltipText(prop['chart.tooltips'], i);
|
||
|
||
return {0:this,1:x,2:y,3:i,'object':this, 'x':x, 'y':y, 'index':i, 'tooltip': tooltip};
|
||
}
|
||
}
|
||
};
|
||
|
||
|
||
|
||
|
||
/**
|
||
* This function facilitates the installation of tooltip event listeners if
|
||
* tooltips are defined.
|
||
*/
|
||
this.allowTooltips =
|
||
this.AllowTooltips = function ()
|
||
{
|
||
// Preload any tooltip images that are used in the tooltips
|
||
RG.PreLoadTooltipImages(this);
|
||
|
||
|
||
/**
|
||
* This installs the window mousedown event listener that lears any
|
||
* highlight that may be visible.
|
||
*/
|
||
RG.InstallWindowMousedownTooltipListener(this);
|
||
|
||
|
||
/**
|
||
* This installs the canvas mousemove event listener. This function
|
||
* controls the pointer shape.
|
||
*/
|
||
RG.InstallCanvasMousemoveTooltipListener(this);
|
||
|
||
|
||
/**
|
||
* This installs the canvas mouseup event listener. This is the
|
||
* function that actually shows the appropriate tooltip (if any).
|
||
*/
|
||
RG.InstallCanvasMouseupTooltipListener(this);
|
||
};
|
||
|
||
|
||
|
||
|
||
/**
|
||
* Each object type has its own Highlight() function which highlights the appropriate shape
|
||
*
|
||
* @param object shape The shape to highlight
|
||
*/
|
||
this.highlight =
|
||
this.Highlight = function (shape)
|
||
{
|
||
// Add the new highlight
|
||
RG.Highlight.Point(this, shape);
|
||
};
|
||
|
||
|
||
|
||
|
||
/**
|
||
* The getObjectByXY() worker method. Don't call this call:
|
||
*
|
||
* RGraph.ObjectRegistry.getObjectByXY(e)
|
||
*
|
||
* @param object e The event object
|
||
*/
|
||
this.getObjectByXY = function (e)
|
||
{
|
||
var mouseXY = RG.getMouseXY(e);
|
||
var mouseX = mouseXY[0];
|
||
var mouseY = mouseXY[1];
|
||
var centerx = this.centerx;
|
||
var centery = this.centery;
|
||
var radius = this.radius;
|
||
|
||
if (
|
||
mouseX > (centerx - radius)
|
||
&& mouseX < (centerx + radius)
|
||
&& mouseY > (centery - radius)
|
||
&& mouseY < (centery + radius)
|
||
) {
|
||
|
||
return this;
|
||
}
|
||
};
|
||
|
||
|
||
|
||
|
||
/**
|
||
* This function positions a tooltip when it is displayed
|
||
*
|
||
* @param obj object The chart object
|
||
* @param int x The X coordinate specified for the tooltip
|
||
* @param int y The Y coordinate specified for the tooltip
|
||
* @param objec tooltip The tooltips DIV element
|
||
*/
|
||
this.positionTooltip = function (obj, x, y, tooltip, idx)
|
||
{
|
||
var coordX = obj.coords[tooltip.__index__][0];
|
||
var coordY = obj.coords[tooltip.__index__][1];
|
||
var canvasXY = RG.getCanvasXY(obj.canvas);
|
||
var gutterLeft = obj.gutterLeft;
|
||
var gutterTop = obj.gutterTop;
|
||
var width = tooltip.offsetWidth;
|
||
|
||
// Set the top position
|
||
tooltip.style.left = 0;
|
||
tooltip.style.top = parseInt(tooltip.style.top) - 7 + 'px';
|
||
|
||
// By default any overflow is hidden
|
||
tooltip.style.overflow = '';
|
||
|
||
// The arrow
|
||
var img = new Image();
|
||
img.src = 'data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAABEAAAAFCAYAAACjKgd3AAAARUlEQVQYV2NkQAN79+797+RkhC4M5+/bd47B2dmZEVkBCgcmgcsgbAaA9GA1BCSBbhAuA/AagmwQPgMIGgIzCD0M0AMMAEFVIAa6UQgcAAAAAElFTkSuQmCC';
|
||
img.style.position = 'absolute';
|
||
img.id = '__rgraph_tooltip_pointer__';
|
||
img.style.top = (tooltip.offsetHeight - 2) + 'px';
|
||
tooltip.appendChild(img);
|
||
|
||
// Reposition the tooltip if at the edges:
|
||
|
||
// LEFT edge
|
||
if ((canvasXY[0] + coordX - (width / 2)) < 10) {
|
||
tooltip.style.left = (canvasXY[0] + coordX - (width * 0.1)) + 'px';
|
||
img.style.left = ((width * 0.1) - 8.5) + 'px';
|
||
|
||
// RIGHT edge
|
||
} else if ((canvasXY[0] + coordX + (width / 2)) > doc.body.offsetWidth) {
|
||
tooltip.style.left = canvasXY[0] + coordX - (width * 0.9) + 'px';
|
||
img.style.left = ((width * 0.9) - 8.5) + 'px';
|
||
|
||
// Default positioning - CENTERED
|
||
} else {
|
||
tooltip.style.left = (canvasXY[0] + coordX - (width * 0.5)) + 'px';
|
||
img.style.left = ((width * 0.5) - 8.5) + 'px';
|
||
}
|
||
};
|
||
|
||
|
||
|
||
|
||
/**
|
||
* This function returns the radius (ie the distance from the center) for a particular
|
||
* value.
|
||
*
|
||
* @param number value The value you want the radius for
|
||
*/
|
||
this.getRadius = function (value)
|
||
{
|
||
var max = this.max;
|
||
|
||
if (value < 0 || value > max) {
|
||
return null;
|
||
}
|
||
|
||
var r = (value / max) * this.radius;
|
||
|
||
return r;
|
||
};
|
||
|
||
|
||
|
||
|
||
/**
|
||
* This allows for easy specification of gradients
|
||
*/
|
||
this.parseColors = function ()
|
||
{
|
||
// Save the original colors so that they can be restored when the canvas is reset
|
||
if (this.original_colors.length === 0) {
|
||
this.original_colors['data'] = RG.array_clone(this.data);
|
||
this.original_colors['chart.highlight.stroke'] = RG.arrayClone(prop['chart.highlight.stroke']);
|
||
this.original_colors['chart.highlight.fill'] = RG.arrayClone(prop['chart.highlight.fill']);
|
||
this.original_colors['chart.colors.default'] = RG.arrayClone(prop['chart.colors.default']);
|
||
this.original_colors['chart.background.grid.color'] = RG.arrayClone(prop['chart.background.grid.color']);
|
||
this.original_colors['chart.background.color'] = RG.arrayClone(prop['chart.background.color']);
|
||
this.original_colors['chart.segment.highlight.stroke'] = RG.arrayClone(prop['chart.segment.highlight.stroke']);
|
||
this.original_colors['chart.segment.highlight.fill'] = RG.arrayClone(prop['chart.segment.highlight.fill']);
|
||
}
|
||
|
||
|
||
|
||
|
||
|
||
|
||
// Go through the data
|
||
for (var i=0; i<this.data.length; i+=1) {
|
||
for (var j=0,len=this.data[i].length; j<len; j+=1) {
|
||
this.data[i][j][2] = this.parseSingleColorForGradient(this.data[i][j][2]);
|
||
}
|
||
}
|
||
|
||
prop['chart.highlight.stroke'] = this.parseSingleColorForGradient(prop['chart.highlight.stroke']);
|
||
prop['chart.highlight.fill'] = this.parseSingleColorForGradient(prop['chart.highlight.fill']);
|
||
prop['chart.colors.default'] = this.parseSingleColorForGradient(prop['chart.colors.default']);
|
||
prop['chart.background.grid.color'] = this.parseSingleColorForGradient(prop['chart.background.grid.color']);
|
||
prop['chart.background.color'] = this.parseSingleColorForGradient(prop['chart.background.color']);
|
||
prop['chart.segment.highlight.stroke'] = this.parseSingleColorForGradient(prop['chart.segment.highlight.stroke']);
|
||
prop['chart.segment.highlight.fill'] = this.parseSingleColorForGradient(prop['chart.segment.highlight.fill']);
|
||
};
|
||
|
||
|
||
|
||
|
||
/**
|
||
* Use this function to reset the object to the post-constructor state. Eg reset colors if
|
||
* need be etc
|
||
*/
|
||
this.reset = function ()
|
||
{
|
||
};
|
||
|
||
|
||
|
||
|
||
/**
|
||
* This parses a single color value
|
||
*/
|
||
this.parseSingleColorForGradient = function (color)
|
||
{
|
||
if (!color || typeof color != 'string') {
|
||
return color;
|
||
}
|
||
|
||
if (color.match(/^gradient\((.*)\)$/i)) {
|
||
|
||
var parts = RegExp.$1.split(':');
|
||
|
||
// Create the gradient
|
||
var grad = co.createRadialGradient(this.centerx, this.centery, 0, this.centerx, this.centery, this.radius);
|
||
|
||
var diff = 1 / (parts.length - 1);
|
||
|
||
grad.addColorStop(0, RG.trim(parts[0]));
|
||
|
||
for (var j=1; j<parts.length; ++j) {
|
||
grad.addColorStop(j * diff, RG.trim(parts[j]));
|
||
}
|
||
}
|
||
|
||
return grad ? grad : color;
|
||
};
|
||
|
||
|
||
|
||
|
||
/**
|
||
* This function handles highlighting an entire data-series for the interactive
|
||
* key
|
||
*
|
||
* @param int index The index of the data series to be highlighted
|
||
*/
|
||
this.interactiveKeyHighlight = function (index)
|
||
{
|
||
if (this.coords2 && this.coords2[index] && this.coords2[index].length) {
|
||
this.coords2[index].forEach(function (value, idx, arr)
|
||
{
|
||
co.beginPath();
|
||
co.fillStyle = prop['chart.key.interactive.highlight.chart.fill'];
|
||
co.arc(value[0], value[1], prop['chart.ticksize'] + 2, 0, RG.TWOPI, false);
|
||
co.fill();
|
||
});
|
||
}
|
||
};
|
||
|
||
|
||
|
||
|
||
/**
|
||
* Using a function to add events makes it easier to facilitate method chaining
|
||
*
|
||
* @param string type The type of even to add
|
||
* @param function func
|
||
*/
|
||
this.on = function (type, func)
|
||
{
|
||
if (type.substr(0,2) !== 'on') {
|
||
type = 'on' + type;
|
||
}
|
||
|
||
this[type] = func;
|
||
|
||
return this;
|
||
};
|
||
|
||
|
||
|
||
|
||
/**
|
||
* This helps the Gantt reset colors when the reset function is called.
|
||
* It handles going through the data and resetting the colors.
|
||
*/
|
||
this.resetColorsToOriginalValues = function ()
|
||
{
|
||
/**
|
||
* Copy the original colors over for single-event-per-line data
|
||
*/
|
||
for (var i=0,len=this.original_colors['data'].length; i<len; ++i) {
|
||
for (var j=0,len2=this.original_colors['data'][i].length; j<len2;++j) {
|
||
this.data[i][j][2] = RG.array_clone(this.original_colors['data'][i][j][2]);
|
||
}
|
||
}
|
||
};
|
||
|
||
|
||
|
||
|
||
/**
|
||
* This function runs once only
|
||
* (put at the end of the file (before any effects))
|
||
*/
|
||
this.firstDrawFunc = function ()
|
||
{
|
||
};
|
||
|
||
|
||
RG.att(ca);
|
||
|
||
|
||
|
||
|
||
/**
|
||
* Register the object
|
||
*/
|
||
RG.Register(this);
|
||
|
||
|
||
|
||
|
||
/**
|
||
* This is the 'end' of the constructor so if the first argument
|
||
* contains configuration data - handle that.
|
||
*/
|
||
if (parseConfObjectForOptions) {
|
||
RG.parseObjectStyleConfig(this, conf.options);
|
||
}
|
||
};
|