mirror of
https://github.com/salesagility/SuiteCRM.git
synced 2024-11-22 07:52:36 +00:00
34eb8562c6
Copyright notice update for hotfix branch Changes: - Year - Double spaces - Brand fix for SalesAgility Ltd. (was Salesagility Ltd) Created from latest hotfix branch.
3246 lines
130 KiB
JavaScript
3246 lines
130 KiB
JavaScript
// version: 2015-11-02
|
||
/**
|
||
* o--------------------------------------------------------------------------------o
|
||
* | This file is part of the RGraph package - you can learn more at: |
|
||
* | |
|
||
* | http://www.rgraph.net |
|
||
* | |
|
||
* | RGraph is dual licensed under the Open Source GPL (General Public License) |
|
||
* | v2.0 license and a commercial license which means that you're not bound by |
|
||
* | the terms of the GPL. The commercial license is just <20>99 (GBP) and you can |
|
||
* | read about it here: |
|
||
* | http://www.rgraph.net/license |
|
||
* o--------------------------------------------------------------------------------o
|
||
*/
|
||
|
||
RGraph = window.RGraph || {isRGraph: true};
|
||
|
||
|
||
|
||
|
||
/**
|
||
* The bar chart constructor
|
||
*
|
||
* @param object canvas The canvas object
|
||
* @param array data The chart data
|
||
*/
|
||
RGraph.Bar = function (conf)
|
||
{
|
||
/**
|
||
* Allow for object config style
|
||
*/
|
||
if (typeof conf === 'object' && typeof conf.data === 'object'&& typeof conf.id === 'string') {
|
||
var id = conf.id,
|
||
canvas = document.getElementById(id),
|
||
data = conf.data,
|
||
parseConfObjectForOptions = true // Set this so the config is parsed (at the end of the constructor)
|
||
} else {
|
||
var id = conf,
|
||
canvas = document.getElementById(id),
|
||
data = arguments[1]
|
||
}
|
||
|
||
|
||
|
||
|
||
// Get the canvas and context objects
|
||
this.id = id;
|
||
this.canvas = canvas;
|
||
this.context = this.canvas.getContext('2d');
|
||
this.canvas.__object__ = this;
|
||
this.type = 'bar';
|
||
this.max = 0;
|
||
this.stackedOrGrouped = false;
|
||
this.isRGraph = true;
|
||
this.uid = RGraph.CreateUID();
|
||
this.canvas.uid = this.canvas.uid ? this.canvas.uid : RGraph.CreateUID();
|
||
this.colorsParsed = false;
|
||
this.original_colors = [];
|
||
this.cachedBackgroundCanvas = null;
|
||
this.firstDraw = true; // After the first draw this will be false
|
||
|
||
|
||
/**
|
||
* Compatibility with older browsers
|
||
*/
|
||
//RGraph.OldBrowserCompat(this.context);
|
||
|
||
|
||
// Various config type stuff
|
||
this.properties =
|
||
{
|
||
'chart.background.barcolor1': 'rgba(0,0,0,0)',
|
||
'chart.background.barcolor2': 'rgba(0,0,0,0)',
|
||
'chart.background.grid': true,
|
||
'chart.background.grid.color': '#ddd',
|
||
'chart.background.grid.width': 1,
|
||
'chart.background.grid.hsize': 20,
|
||
'chart.background.grid.vsize': 20,
|
||
'chart.background.grid.vlines': true,
|
||
'chart.background.grid.hlines': true,
|
||
'chart.background.grid.border': true,
|
||
'chart.background.grid.autofit':true,
|
||
'chart.background.grid.autofit.align': true,
|
||
'chart.background.grid.autofit.numhlines': 5,
|
||
'chart.background.grid.autofit.numvlines': 20,
|
||
'chart.background.grid.dashed': false,
|
||
'chart.background.grid.dotted': false,
|
||
'chart.background.image.stretch': true,
|
||
'chart.background.image.x': null,
|
||
'chart.background.image.y': null,
|
||
'chart.background.image.w': null,
|
||
'chart.background.image.h': null,
|
||
'chart.background.image.align': null,
|
||
'chart.background.color': null,
|
||
'chart.background.hbars': null,
|
||
'chart.numyticks': 10,
|
||
'chart.hmargin': 5,
|
||
'chart.hmargin.grouped': 1,
|
||
'chart.strokecolor': 'white',
|
||
'chart.axis.color': 'black',
|
||
'chart.axis.linewidth': 1,
|
||
'chart.gutter.top': 25,
|
||
'chart.gutter.bottom': 30,
|
||
'chart.gutter.left': 25,
|
||
'chart.gutter.right': 25,
|
||
'chart.labels': null,
|
||
'chart.labels.bold': false,
|
||
'chart.labels.color': null,
|
||
'chart.labels.ingraph': null,
|
||
'chart.labels.above': false,
|
||
'chart.labels.above.decimals': 0,
|
||
'chart.labels.above.size': null,
|
||
'chart.labels.above.color': null,
|
||
'chart.labels.above.angle': null,
|
||
'chart.labels.above.offset': 4,
|
||
'chart.labels.above.units.pre': '',
|
||
'chart.labels.above.units.post':'',
|
||
'chart.ylabels': true,
|
||
'chart.ylabels.count': 5,
|
||
'chart.ylabels.inside': false,
|
||
'chart.xlabels.offset': 0,
|
||
'chart.xaxispos': 'bottom',
|
||
'chart.yaxispos': 'left',
|
||
'chart.text.angle': 0,
|
||
'chart.text.color': 'black', // Gradients aren't supported for this color
|
||
'chart.text.size': 12,
|
||
'chart.text.font': 'Arial',
|
||
'chart.ymin': 0,
|
||
'chart.ymax': null,
|
||
'chart.title': '',
|
||
'chart.title.font': null,
|
||
'chart.title.background': null, // Gradients aren't supported for this color
|
||
'chart.title.hpos': null,
|
||
'chart.title.vpos': null,
|
||
'chart.title.bold': true,
|
||
'chart.title.xaxis': '',
|
||
'chart.title.xaxis.bold': true,
|
||
'chart.title.xaxis.size': null,
|
||
'chart.title.xaxis.font': null,
|
||
'chart.title.yaxis': '',
|
||
'chart.title.yaxis.bold': true,
|
||
'chart.title.yaxis.size': null,
|
||
'chart.title.yaxis.font': null,
|
||
'chart.title.yaxis.color': null, // Gradients aren't supported for this color
|
||
'chart.title.xaxis.pos': null,
|
||
'chart.title.yaxis.pos': null,
|
||
'chart.title.yaxis.x': null,
|
||
'chart.title.yaxis.y': null,
|
||
'chart.title.xaxis.x': null,
|
||
'chart.title.xaxis.y': null,
|
||
'chart.title.x': null,
|
||
'chart.title.y': null,
|
||
'chart.title.halign': null,
|
||
'chart.title.valign': null,
|
||
'chart.colors': [
|
||
'Gradient(#F9D5C9:#E65F2D:#E65F2D:#E65F2D)',
|
||
'Gradient(#F7DCD1:#D4592A:#D4592A:#D4592A)',
|
||
'Gradient(#DEE5EA:#B5C3CE:#B5C3CE:#B5C3CE)',
|
||
'Gradient(#E5E5E3:#545451:#545451:#545451)',
|
||
'Gradient(#F6E5D2:#E9C294:#E9C294:#E9C294)',
|
||
'Gradient(#F5EAD3:#D6AA4E:#D6AA4E:#D6AA4E)'
|
||
],
|
||
'chart.colors.sequential': false,
|
||
'chart.colors.reverse': false,
|
||
'chart.grouping': 'grouped',
|
||
'chart.variant': 'bar',
|
||
'chart.variant.sketch.verticals': true,
|
||
'chart.variant.threed.angle': 0.1,
|
||
'chart.variant.threed.offsetx': 10,
|
||
'chart.variant.threed.offsety': 5,
|
||
'chart.shadow': true,
|
||
'chart.shadow.color': '#aaa', // Gradients aren't supported for this color
|
||
'chart.shadow.offsetx': 0,
|
||
'chart.shadow.offsety': 0,
|
||
'chart.shadow.blur': 15,
|
||
'chart.tooltips': null,
|
||
'chart.tooltips.effect': 'fade',
|
||
'chart.tooltips.css.class': 'RGraph_tooltip',
|
||
'chart.tooltips.event': 'onclick',
|
||
'chart.tooltips.highlight': true,
|
||
'chart.highlight.stroke': 'rgba(0,0,0,0)',
|
||
'chart.highlight.fill': 'rgba(255,255,255,0.7)',
|
||
'chart.key': null,
|
||
'chart.key.background': 'white',
|
||
'chart.key.position': 'graph',
|
||
'chart.key.shadow': false,
|
||
'chart.key.shadow.color': '#666',
|
||
'chart.key.shadow.blur': 3,
|
||
'chart.key.shadow.offsetx': 2,
|
||
'chart.key.shadow.offsety': 2,
|
||
'chart.key.position.gutter.boxed':false,
|
||
'chart.key.position.x': null,
|
||
'chart.key.position.y': null,
|
||
'chart.key.interactive': false,
|
||
'chart.key.interactive.highlight.chart.stroke':'black',
|
||
'chart.key.interactive.highlight.chart.fill':'rgba(255,255,255,0.7)',
|
||
'chart.key.interactive.highlight.label':'rgba(255,0,0,0.2)',
|
||
'chart.key.halign': 'right',
|
||
'chart.key.color.shape': 'square',
|
||
'chart.key.rounded': true,
|
||
'chart.key.text.size': 10,
|
||
'chart.key.linewidth': 1,
|
||
'chart.key.colors': null,
|
||
'chart.key.text.color': 'black',
|
||
'chart.contextmenu': null,
|
||
'chart.units.pre': '',
|
||
'chart.units.post': '',
|
||
'chart.scale.decimals': 0,
|
||
'chart.scale.point': '.',
|
||
'chart.scale.thousand': ',',
|
||
'chart.scale.round': false,
|
||
'chart.crosshairs': false,
|
||
'chart.crosshairs.color': '#333',
|
||
'chart.crosshairs.hline': true,
|
||
'chart.crosshairs.vline': true,
|
||
'chart.linewidth': 1,
|
||
'chart.annotatable': false,
|
||
'chart.annotate.color': 'black',
|
||
'chart.zoom.factor': 1.5,
|
||
'chart.zoom.fade.in': true,
|
||
'chart.zoom.fade.out': true,
|
||
'chart.zoom.hdir': 'right',
|
||
'chart.zoom.vdir': 'down',
|
||
'chart.zoom.frames': 25,
|
||
'chart.zoom.delay': 16.666,
|
||
'chart.zoom.shadow': true,
|
||
'chart.zoom.background': true,
|
||
'chart.resizable': false,
|
||
'chart.resize.handle.background': null,
|
||
'chart.adjustable': false,
|
||
'chart.noaxes': false,
|
||
'chart.noxaxis': false,
|
||
'chart.noyaxis': false,
|
||
'chart.events.click': null,
|
||
'chart.events.mousemove': null,
|
||
'chart.numxticks': null,
|
||
'chart.bevel': false
|
||
}
|
||
|
||
// Check for support
|
||
if (!this.canvas) {
|
||
alert('[BAR] No canvas support');
|
||
return;
|
||
}
|
||
|
||
/**
|
||
* Determine whether the chart will contain stacked or grouped bars
|
||
*/
|
||
for (var i=0; i<data.length; ++i) {
|
||
if (typeof data[i] === 'object' && !RGraph.is_null(data[i])) {
|
||
this.stackedOrGrouped = true;
|
||
}
|
||
}
|
||
|
||
|
||
/**
|
||
* Create the dollar objects so that functions can be added to them
|
||
*/
|
||
var linear_data = RGraph.array_linearize(data);
|
||
|
||
for (var i=0; i<linear_data.length; ++i) {
|
||
this['$' + i] = {};
|
||
}
|
||
|
||
|
||
// Store the data
|
||
this.data = data;
|
||
|
||
// Used to store the coords of the bars
|
||
this.coords = [];
|
||
this.coords2 = [];
|
||
this.coordsText = [];
|
||
|
||
|
||
|
||
/**
|
||
* This linearises the data. Doing so can make it easier to pull
|
||
* out the appropriate data from tooltips
|
||
*/
|
||
this.data_arr = RGraph.array_linearize(this.data);
|
||
|
||
|
||
/**
|
||
* Translate half a pixel for antialiasing purposes - but only if it hasn't beeen
|
||
* done already
|
||
*/
|
||
if (!this.canvas.__rgraph_aa_translated__) {
|
||
this.context.translate(0.5,0.5);
|
||
|
||
this.canvas.__rgraph_aa_translated__ = true;
|
||
}
|
||
|
||
|
||
|
||
|
||
|
||
// Short variable names
|
||
var RG = RGraph,
|
||
ca = this.canvas,
|
||
co = ca.getContext('2d'),
|
||
prop = this.properties,
|
||
pa = RG.Path,
|
||
pa2 = RG.path2,
|
||
win = window,
|
||
doc = document,
|
||
ma = Math
|
||
|
||
|
||
|
||
/**
|
||
* "Decorate" the object with the generic effects if the effects library has been included
|
||
*/
|
||
if (RG.Effects && typeof RG.Effects.decorate === 'function') {
|
||
RG.Effects.decorate(this);
|
||
}
|
||
|
||
|
||
|
||
|
||
|
||
/**
|
||
* A setter
|
||
*
|
||
* @param name string The name of the property to set
|
||
* @param value mixed The value of the property
|
||
*/
|
||
this.set =
|
||
this.Set = function (name)
|
||
{
|
||
var value = typeof arguments[1] === 'undefined' ? null : arguments[1];
|
||
|
||
/**
|
||
* the number of arguments is only one and it's an
|
||
* object - parse it for configuration data and return.
|
||
*/
|
||
if (arguments.length === 1 && typeof arguments[0] === 'object') {
|
||
RG.parseObjectStyleConfig(this, arguments[0]);
|
||
return this;
|
||
}
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
/**
|
||
* This should be done first - prepend the propertyy name with "chart." if necessary
|
||
*/
|
||
if (name.substr(0,6) != 'chart.') {
|
||
name = 'chart.' + name;
|
||
}
|
||
|
||
|
||
|
||
|
||
// Convert uppercase letters to dot+lower case letter
|
||
name = name.replace(/([A-Z])/g, function (str)
|
||
{
|
||
return '.' + String(RegExp.$1).toLowerCase();
|
||
});
|
||
|
||
if (name == 'chart.labels.abovebar') {
|
||
name = 'chart.labels.above';
|
||
}
|
||
|
||
if (name == 'chart.strokestyle') {
|
||
name = 'chart.strokecolor';
|
||
}
|
||
|
||
/**
|
||
* Check for xaxispos
|
||
*/
|
||
if (name == 'chart.xaxispos' ) {
|
||
if (value != 'bottom' && value != 'center' && value != 'top') {
|
||
alert('[BAR] (' + this.id + ') chart.xaxispos should be top, center or bottom. Tried to set it to: ' + value + ' Changing it to center');
|
||
value = 'center';
|
||
}
|
||
|
||
if (value == 'top') {
|
||
for (var i=0; i<this.data.length; ++i) {
|
||
if (typeof(this.data[i]) == 'number' && this.data[i] > 0) {
|
||
alert('[BAR] The data element with index ' + i + ' should be negative');
|
||
}
|
||
}
|
||
}
|
||
}
|
||
|
||
/**
|
||
* lineWidth doesn't appear to like a zero setting
|
||
*/
|
||
if (name.toLowerCase() == 'chart.linewidth' && value == 0) {
|
||
value = 0.0001;
|
||
}
|
||
|
||
|
||
|
||
|
||
|
||
|
||
prop[name] = value;
|
||
|
||
return this;
|
||
};
|
||
|
||
|
||
|
||
|
||
/**
|
||
* A getter
|
||
*
|
||
* @param name string The name of the property to get
|
||
*/
|
||
this.get =
|
||
this.Get = function (name)
|
||
{
|
||
/**
|
||
* This should be done first - prepend the property name with "chart." if necessary
|
||
*/
|
||
if (name.substr(0,6) != 'chart.') {
|
||
name = 'chart.' + name;
|
||
}
|
||
|
||
// Convert uppercase letters to dot+lower case letter
|
||
name = name.replace(/([A-Z])/g, function (str)
|
||
{
|
||
return '.' + String(RegExp.$1).toLowerCase()
|
||
});
|
||
|
||
return prop[name];
|
||
};
|
||
|
||
|
||
|
||
|
||
/**
|
||
* The function you call to draw the bar chart
|
||
*/
|
||
this.draw =
|
||
this.Draw = function ()
|
||
{
|
||
// MUST be the first thing done!
|
||
if (typeof(prop['chart.background.image']) == 'string') {
|
||
RG.DrawBackgroundImage(this);
|
||
}
|
||
|
||
/**
|
||
* Fire the onbeforedraw event
|
||
*/
|
||
RG.FireCustomEvent(this, 'onbeforedraw');
|
||
|
||
|
||
|
||
//
|
||
// If the chart is 3d then angle it it
|
||
//
|
||
if (prop['chart.variant'] === '3d') {
|
||
co.setTransform(1,prop['chart.variant.threed.angle'],0,1,0.5,0.5);
|
||
}
|
||
|
||
|
||
|
||
/**
|
||
* Parse the colors. This allows for simple gradient syntax
|
||
*/
|
||
if (!this.colorsParsed) {
|
||
this.parseColors();
|
||
|
||
// Don't want to do this again
|
||
this.colorsParsed = true;
|
||
}
|
||
|
||
|
||
|
||
/**
|
||
* This is new in May 2011 and facilitates indiviual gutter settings,
|
||
* eg chart.gutter.left
|
||
*/
|
||
this.gutterLeft = prop['chart.gutter.left'];
|
||
this.gutterRight = prop['chart.gutter.right'];
|
||
this.gutterTop = prop['chart.gutter.top'];
|
||
this.gutterBottom = prop['chart.gutter.bottom'];
|
||
|
||
// Cache this in a class variable as it's used rather a lot
|
||
|
||
/**
|
||
* Check for tooltips and alert the user that they're not supported with pyramid charts
|
||
*/
|
||
if ( (prop['chart.variant'] == 'pyramid' || prop['chart.variant'] == 'dot')
|
||
&& typeof(prop['chart.tooltips']) == 'object'
|
||
&& prop['chart.tooltips']
|
||
&& prop['chart.tooltips'].length > 0) {
|
||
|
||
alert('[BAR] (' + this.id + ') Sorry, tooltips are not supported with dot or pyramid charts');
|
||
}
|
||
|
||
/**
|
||
* Stop the coords arrays from growing uncontrollably
|
||
*/
|
||
this.coords = [];
|
||
this.coords2 = [];
|
||
this.coordsText = [];
|
||
|
||
/**
|
||
* Work out a few things. They need to be here because they depend on things you can change before you
|
||
* call Draw() but after you instantiate the object
|
||
*/
|
||
this.max = 0;
|
||
this.grapharea = ca.height - this.gutterTop - this.gutterBottom;
|
||
this.halfgrapharea = this.grapharea / 2;
|
||
this.halfTextHeight = prop['chart.text.size'] / 2;
|
||
|
||
|
||
|
||
// Now draw the background on to the main canvas
|
||
RG.background.Draw(this);
|
||
|
||
|
||
|
||
|
||
//If it's a sketch chart variant, draw the axes first
|
||
if (prop['chart.variant'] == 'sketch') {
|
||
this.DrawAxes();
|
||
this.Drawbars();
|
||
} else {
|
||
this.Drawbars();
|
||
this.DrawAxes();
|
||
}
|
||
|
||
this.DrawLabels();
|
||
|
||
|
||
/**
|
||
* Draw the bevel if required
|
||
*/
|
||
if (prop['chart.bevel'] || prop['chart.bevelled']) {
|
||
this.DrawBevel();
|
||
}
|
||
|
||
|
||
// Draw the key if necessary
|
||
if (prop['chart.key'] && prop['chart.key'].length) {
|
||
RG.DrawKey(this, prop['chart.key'], prop['chart.colors']);
|
||
}
|
||
|
||
|
||
/**
|
||
* Setup the context menu if required
|
||
*/
|
||
if (prop['chart.contextmenu']) {
|
||
RG.ShowContext(this);
|
||
}
|
||
|
||
|
||
|
||
|
||
/**
|
||
* Draw "in graph" labels
|
||
*/
|
||
if (prop['chart.labels.ingraph']) {
|
||
RG.DrawInGraphLabels(this);
|
||
}
|
||
|
||
|
||
/**
|
||
* This function enables resizing
|
||
*/
|
||
if (prop['chart.resizable']) {
|
||
RG.AllowResizing(this);
|
||
}
|
||
|
||
|
||
/**
|
||
* This installs the event listeners
|
||
*/
|
||
RG.InstallEventListeners(this);
|
||
|
||
|
||
/**
|
||
* 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;
|
||
};
|
||
|
||
|
||
|
||
/**
|
||
* Used in chaining. Runs a function there and then - not waiting for
|
||
* the events to fire (eg the onbeforedraw event)
|
||
*
|
||
* @param function func The function to execute
|
||
*/
|
||
this.exec = function (func)
|
||
{
|
||
func(this);
|
||
|
||
return this;
|
||
};
|
||
|
||
|
||
|
||
|
||
/**
|
||
* Draws the charts axes
|
||
*/
|
||
this.drawAxes =
|
||
this.DrawAxes = function ()
|
||
{
|
||
if (prop['chart.noaxes']) {
|
||
return;
|
||
}
|
||
|
||
var xaxispos = prop['chart.xaxispos'];
|
||
var yaxispos = prop['chart.yaxispos'];
|
||
var isSketch = prop['chart.variant'] == 'sketch';
|
||
|
||
co.beginPath();
|
||
co.strokeStyle = prop['chart.axis.color'];
|
||
co.lineWidth = prop['chart.axis.linewidth'] + 0.001;
|
||
|
||
|
||
if (RG.ISSAFARI == -1) {
|
||
co.lineCap = 'square';
|
||
}
|
||
|
||
|
||
// Draw the Y axis
|
||
if (prop['chart.noyaxis'] == false) {
|
||
if (yaxispos == 'right') {
|
||
co.moveTo(ca.width - this.gutterRight + (isSketch ? 3 : 0), this.gutterTop - (isSketch ? 3 : 0));
|
||
co.lineTo(ca.width - this.gutterRight - (isSketch ? 2 : 0), ca.height - this.gutterBottom + (isSketch ? 5 : 0));
|
||
} else {
|
||
co.moveTo(this.gutterLeft - (isSketch ? 2 : 0), this.gutterTop - (isSketch ? 5 : 0));
|
||
co.lineTo(this.gutterLeft - (isSketch ? 1 : 0), ca.height - this.gutterBottom + (isSketch ? 5 : 0));
|
||
}
|
||
}
|
||
|
||
// Draw the X axis
|
||
if (prop['chart.noxaxis'] == false) {
|
||
if (xaxispos == 'center') {
|
||
co.moveTo(this.gutterLeft - (isSketch ? 5 : 0), Math.round(((ca.height - this.gutterTop - this.gutterBottom) / 2) + this.gutterTop + (isSketch ? 2 : 0)));
|
||
co.lineTo(ca.width - this.gutterRight + (isSketch ? 5 : 0), Math.round(((ca.height - this.gutterTop - this.gutterBottom) / 2) + this.gutterTop - (isSketch ? 2 : 0)));
|
||
} else if (xaxispos == 'top') {
|
||
co.moveTo(this.gutterLeft - (isSketch ? 3 : 0), this.gutterTop - (isSketch ? 3 : 0));
|
||
co.lineTo(ca.width - this.gutterRight + (isSketch ? 5 : 0), this.gutterTop + (isSketch ? 2 : 0));
|
||
} else {
|
||
co.moveTo(this.gutterLeft - (isSketch ? 5 : 0), ca.height - this.gutterBottom - (isSketch ? 2 : 0));
|
||
co.lineTo(ca.width - this.gutterRight + (isSketch ? 8 : 0), ca.height - this.gutterBottom + (isSketch ? 2 : 0));
|
||
}
|
||
}
|
||
|
||
var numYTicks = prop['chart.numyticks'];
|
||
|
||
// Draw the Y tickmarks
|
||
if (prop['chart.noyaxis'] == false && !isSketch) {
|
||
var yTickGap = (ca.height - this.gutterTop - this.gutterBottom) / numYTicks;
|
||
var xpos = yaxispos == 'left' ? this.gutterLeft : ca.width - this.gutterRight;
|
||
|
||
if (this.properties['chart.numyticks'] > 0) {
|
||
for (y=this.gutterTop;
|
||
xaxispos == 'center' ? y <= (ca.height - this.gutterBottom) : y < (ca.height - this.gutterBottom + (xaxispos == 'top' ? 1 : 0));
|
||
y += yTickGap) {
|
||
|
||
if (xaxispos == 'center' && y == (this.gutterTop + (this.grapharea / 2))) continue;
|
||
|
||
// X axis at the top
|
||
if (xaxispos == 'top' && y == this.gutterTop) continue;
|
||
|
||
co.moveTo(xpos + (yaxispos == 'left' ? 0 : 0), Math.round(y));
|
||
co.lineTo(xpos + (yaxispos == 'left' ? -3 : 3), Math.round(y));
|
||
}
|
||
}
|
||
|
||
/**
|
||
* If the X axis is not being shown, draw an extra tick
|
||
*/
|
||
if (prop['chart.noxaxis']) {
|
||
if (xaxispos == 'center') {
|
||
co.moveTo(xpos + (yaxispos == 'left' ? -3 : 3), Math.round(ca.height / 2));
|
||
co.lineTo(xpos, Math.round(ca.height / 2));
|
||
} else if (xaxispos == 'top') {
|
||
co.moveTo(xpos + (yaxispos == 'left' ? -3 : 3), Math.round(this.gutterTop));
|
||
co.lineTo(xpos, Math.round(this.gutterTop));
|
||
} else {
|
||
co.moveTo(xpos + (yaxispos == 'left' ? -3 : 3), Math.round(ca.height - this.gutterBottom));
|
||
co.lineTo(xpos, Math.round(ca.height - this.gutterBottom));
|
||
}
|
||
}
|
||
}
|
||
|
||
|
||
// Draw the X tickmarks
|
||
if (prop['chart.noxaxis'] == false && !isSketch) {
|
||
|
||
if (typeof(prop['chart.numxticks']) == 'number') {
|
||
var xTickGap = (ca.width - this.gutterLeft - this.gutterRight) / prop['chart.numxticks'];
|
||
} else {
|
||
var xTickGap = (ca.width - this.gutterLeft - this.gutterRight) / this.data.length;
|
||
}
|
||
|
||
if (xaxispos == 'bottom') {
|
||
yStart = ca.height - this.gutterBottom;
|
||
yEnd = (ca.height - this.gutterBottom) + 3;
|
||
} else if (xaxispos == 'top') {
|
||
yStart = this.gutterTop - 3;
|
||
yEnd = this.gutterTop;
|
||
} else if (xaxispos == 'center') {
|
||
yStart = ((ca.height - this.gutterTop - this.gutterBottom) / 2) + this.gutterTop + 3;
|
||
yEnd = ((ca.height - this.gutterTop - this.gutterBottom) / 2) + this.gutterTop - 3;
|
||
}
|
||
|
||
yStart = yStart;
|
||
yEnd = yEnd;
|
||
|
||
//////////////// X TICKS ////////////////
|
||
var noEndXTick = prop['chart.noendxtick'];
|
||
|
||
for (x=this.gutterLeft + (yaxispos == 'left' ? xTickGap : 0),len=(ca.width - this.gutterRight + (yaxispos == 'left' ? 5 : 0)); x<len; x+=xTickGap) {
|
||
|
||
if (yaxispos == 'left' && !noEndXTick && x > this.gutterLeft) {
|
||
co.moveTo(Math.round(x), yStart);
|
||
co.lineTo(Math.round(x), yEnd);
|
||
|
||
} else if (yaxispos == 'left' && noEndXTick && x > this.gutterLeft && x < (ca.width - this.gutterRight) ) {
|
||
co.moveTo(Math.round(x), yStart);
|
||
co.lineTo(Math.round(x), yEnd);
|
||
|
||
} else if (yaxispos == 'right' && x < (ca.width - this.gutterRight) && !noEndXTick) {
|
||
co.moveTo(Math.round(x), yStart);
|
||
co.lineTo(Math.round(x), yEnd);
|
||
|
||
} else if (yaxispos == 'right' && x < (ca.width - this.gutterRight) && x > (this.gutterLeft) && noEndXTick) {
|
||
co.moveTo(Math.round(x), yStart);
|
||
co.lineTo(Math.round(x), yEnd);
|
||
}
|
||
}
|
||
|
||
if (prop['chart.noyaxis'] || prop['chart.numxticks'] == null) {
|
||
if (typeof(prop['chart.numxticks']) == 'number' && prop['chart.numxticks'] > 0) {
|
||
co.moveTo(Math.round(this.gutterLeft), yStart);
|
||
co.lineTo(Math.round(this.gutterLeft), yEnd);
|
||
}
|
||
}
|
||
|
||
//////////////// X TICKS ////////////////
|
||
}
|
||
|
||
/**
|
||
* If the Y axis is not being shown, draw an extra tick
|
||
*/
|
||
if (prop['chart.noyaxis'] && prop['chart.noxaxis'] == false && prop['chart.numxticks'] == null) {
|
||
if (xaxispos == 'center') {
|
||
co.moveTo(Math.round(this.gutterLeft), (ca.height / 2) - 3);
|
||
co.lineTo(Math.round(this.gutterLeft), (ca.height / 2) + 3);
|
||
} else {
|
||
co.moveTo(Math.round(this.gutterLeft), ca.height - this.gutterBottom);
|
||
co.lineTo(Math.round(this.gutterLeft), ca.height - this.gutterBottom + 3);
|
||
}
|
||
}
|
||
|
||
co.stroke();
|
||
};
|
||
|
||
|
||
|
||
|
||
/**
|
||
* Draws the bars
|
||
*/
|
||
this.drawbars =
|
||
this.Drawbars = function ()
|
||
{
|
||
co.lineWidth = prop['chart.linewidth'];
|
||
co.strokeStyle = prop['chart.strokecolor'];
|
||
co.fillStyle = prop['chart.colors'][0];
|
||
var prevX = 0;
|
||
var prevY = 0;
|
||
var decimals = prop['chart.scale.decimals'];
|
||
|
||
/**
|
||
* Work out the max value
|
||
*/
|
||
if (prop['chart.ymax']) {
|
||
|
||
this.scale2 = RG.getScale2(this, {
|
||
'max':prop['chart.ymax'],
|
||
'strict': prop['chart.scale.round'] ? false : true,
|
||
'min':prop['chart.ymin'],
|
||
'scale.thousand':prop['chart.scale.thousand'],
|
||
'scale.point':prop['chart.scale.point'],
|
||
'scale.decimals':prop['chart.scale.decimals'],
|
||
'ylabels.count':prop['chart.ylabels.count'],
|
||
'scale.round':prop['chart.scale.round'],
|
||
'units.pre': prop['chart.units.pre'],
|
||
'units.post': prop['chart.units.post']
|
||
});
|
||
|
||
} else {
|
||
|
||
for (i=0; i<this.data.length; ++i) {
|
||
if (typeof(this.data[i]) == 'object') {
|
||
var value = prop['chart.grouping'] == 'grouped' ? Number(RG.arrayMax(this.data[i], true)) : Number(RG.array_sum(this.data[i]));
|
||
|
||
} else {
|
||
var value = Number(this.data[i]);
|
||
}
|
||
|
||
this.max = ma.max(ma.abs(this.max), Math.abs(value));
|
||
}
|
||
|
||
this.scale2 = RGraph.getScale2(this, {
|
||
'max':this.max,
|
||
'min':prop['chart.ymin'],
|
||
'scale.thousand':prop['chart.scale.thousand'],
|
||
'scale.point':prop['chart.scale.point'],
|
||
'scale.decimals':prop['chart.scale.decimals'],
|
||
'ylabels.count':prop['chart.ylabels.count'],
|
||
'scale.round':prop['chart.scale.round'],
|
||
'units.pre': prop['chart.units.pre'],
|
||
'units.post': prop['chart.units.post']
|
||
});
|
||
|
||
this.max = this.scale2.max;
|
||
}
|
||
|
||
/**
|
||
* if the chart is adjustable fix the scale so that it doesn't change.
|
||
*/
|
||
if (prop['chart.adjustable'] && !prop['chart.ymax']) {
|
||
this.Set('chart.ymax', this.scale2.max);
|
||
}
|
||
|
||
/**
|
||
* Draw horizontal bars here
|
||
*/
|
||
if (prop['chart.background.hbars'] && prop['chart.background.hbars'].length > 0) {
|
||
RGraph.DrawBars(this);
|
||
}
|
||
|
||
var variant = prop['chart.variant'];
|
||
|
||
/**
|
||
* Draw the 3D axes is necessary
|
||
*/
|
||
if (variant === '3d') {
|
||
RG.draw3DAxes(this);
|
||
}
|
||
|
||
/**
|
||
* Get the variant once, and draw the bars, be they regular, stacked or grouped
|
||
*/
|
||
|
||
// Get these variables outside of the loop
|
||
var xaxispos = prop['chart.xaxispos'],
|
||
width = (ca.width - this.gutterLeft - this.gutterRight ) / this.data.length,
|
||
orig_height = height,
|
||
hmargin = prop['chart.hmargin'],
|
||
shadow = prop['chart.shadow'],
|
||
shadowColor = prop['chart.shadow.color'],
|
||
shadowBlur = prop['chart.shadow.blur'],
|
||
shadowOffsetX = prop['chart.shadow.offsetx'],
|
||
shadowOffsetY = prop['chart.shadow.offsety'],
|
||
strokeStyle = prop['chart.strokecolor'],
|
||
colors = prop['chart.colors'],
|
||
sequentialColorIndex = 0
|
||
|
||
for (i=0,len=this.data.length; i<len; i+=1) {
|
||
|
||
// Work out the height
|
||
//The width is up outside the loop
|
||
var height = ((RGraph.array_sum(this.data[i]) < 0 ? RGraph.array_sum(this.data[i]) + this.scale2.min : RGraph.array_sum(this.data[i]) - this.scale2.min) / (this.scale2.max - this.scale2.min) ) * (ca.height - this.gutterTop - this.gutterBottom);
|
||
|
||
// Half the height if the Y axis is at the center
|
||
if (xaxispos == 'center') {
|
||
height /= 2;
|
||
}
|
||
|
||
var x = (i * width) + this.gutterLeft;
|
||
var y = xaxispos == 'center' ? ((ca.height - this.gutterTop - this.gutterBottom) / 2) + this.gutterTop - height
|
||
: ca.height - height - this.gutterBottom;
|
||
|
||
// xaxispos is top
|
||
if (xaxispos == 'top') {
|
||
y = this.gutterTop + Math.abs(height);
|
||
}
|
||
|
||
|
||
// Account for negative lengths - Some browsers (eg Chrome) don't like a negative value
|
||
if (height < 0) {
|
||
y += height;
|
||
height = Math.abs(height);
|
||
}
|
||
|
||
/**
|
||
* Turn on the shadow if need be
|
||
*/
|
||
if (shadow) {
|
||
co.shadowColor = shadowColor;
|
||
co.shadowBlur = shadowBlur;
|
||
co.shadowOffsetX = shadowOffsetX;
|
||
co.shadowOffsetY = shadowOffsetY;
|
||
}
|
||
|
||
/**
|
||
* Draw the bar
|
||
*/
|
||
co.beginPath();
|
||
if (typeof this.data[i] == 'number') {
|
||
|
||
var barWidth = width - (2 * hmargin);
|
||
|
||
/**
|
||
* Check for a negative bar width
|
||
*/
|
||
if (barWidth < 0) {
|
||
console.log('[RGRAPH] Warning: you have a negative bar width. This may be caused by the chart.hmargin being too high or the width of the canvas not being sufficient.');
|
||
}
|
||
|
||
// Set the fill color
|
||
co.strokeStyle = strokeStyle;
|
||
co.fillStyle = colors[0];
|
||
|
||
/**
|
||
* Sequential colors
|
||
*/
|
||
if (prop['chart.colors.sequential']) {
|
||
co.fillStyle = colors[i];
|
||
}
|
||
|
||
if (variant == 'sketch') {
|
||
|
||
co.lineCap = 'round';
|
||
|
||
var sketchOffset = 3;
|
||
|
||
co.beginPath();
|
||
|
||
co.strokeStyle = colors[0];
|
||
|
||
/**
|
||
* Sequential colors
|
||
*/
|
||
if (prop['chart.colors.sequential']) {
|
||
co.strokeStyle = colors[i];
|
||
}
|
||
|
||
// Left side
|
||
co.moveTo(x + hmargin + 2, y + height - 2);
|
||
co.lineTo(x + hmargin - 1, y - 4);
|
||
|
||
// The top
|
||
co.moveTo(x + hmargin - 3, y + -2 + (this.data[i] < 0 ? height : 0));
|
||
co.bezierCurveTo(
|
||
x + ((hmargin + width) * 0.33),
|
||
y + 15 + (this.data[i] < 0 ? height - 10: 0),
|
||
x + ((hmargin + width) * 0.66),
|
||
y + 5 + (this.data[i] < 0 ? height - 10 : 0),x + hmargin + width + -1, y + 0 + (this.data[i] < 0 ? height : 0)
|
||
);
|
||
|
||
|
||
// The right side
|
||
co.moveTo(x + hmargin + width - 5, y - 5);
|
||
co.lineTo(x + hmargin + width - 3, y + height - 3);
|
||
|
||
if (prop['chart.variant.sketch.verticals']) {
|
||
for (var r=0.2; r<=0.8; r+=0.2) {
|
||
co.moveTo(x + hmargin + width + (r > 0.4 ? -1 : 3) - (r * width),y - 1);
|
||
co.lineTo(x + hmargin + width - (r > 0.4 ? 1 : -1) - (r * width), y + height + (r == 0.2 ? 1 : -2));
|
||
}
|
||
}
|
||
|
||
co.stroke();
|
||
|
||
// Regular bar
|
||
} else if (variant == 'bar' || variant == '3d' || variant == 'glass' || variant == 'bevel') {
|
||
|
||
if (RGraph.ISOLD && shadow) {
|
||
this.DrawIEShadow([x + hmargin, y, barWidth, height]);
|
||
}
|
||
|
||
if (variant == 'glass') {
|
||
RGraph.filledCurvyRect(co, x + hmargin, y, barWidth, height, 3, this.data[i] > 0, this.data[i] > 0, this.data[i] < 0, this.data[i] < 0);
|
||
RGraph.strokedCurvyRect(co, x + hmargin, y, barWidth, height, 3, this.data[i] > 0, this.data[i] > 0, this.data[i] < 0, this.data[i] < 0);
|
||
} else {
|
||
// On 9th April 2013 these two were swapped around so that the stroke happens SECOND so that any
|
||
// shadow that is cast by the fill does not overwrite the stroke
|
||
|
||
co.beginPath();
|
||
co.rect(x + hmargin, y, barWidth, height);
|
||
co.fill();
|
||
|
||
// Turn the shadow off so that the stroke doesn't cast any "extra" shadow
|
||
// that would show inside the bar
|
||
RG.NoShadow(this);
|
||
|
||
co.beginPath();
|
||
co.rect(x + hmargin, y, barWidth, height);
|
||
co.stroke();
|
||
}
|
||
|
||
// 3D effect
|
||
if (variant == '3d') {
|
||
|
||
var prevStrokeStyle = co.strokeStyle;
|
||
var prevFillStyle = co.fillStyle;
|
||
|
||
// Draw the top (if the value is positive - otherwise there's no point)
|
||
if (this.data[i] >= 0) {
|
||
co.beginPath();
|
||
co.moveTo(x + hmargin, y);
|
||
co.lineTo(x + hmargin + prop['chart.variant.threed.offsetx'], y - prop['chart.variant.threed.offsety']);
|
||
co.lineTo(x + hmargin + prop['chart.variant.threed.offsetx'] + barWidth, y - prop['chart.variant.threed.offsety']);
|
||
co.lineTo(x + hmargin + barWidth, y);
|
||
co.closePath();
|
||
|
||
co.stroke();
|
||
co.fill();
|
||
}
|
||
|
||
// Draw the right hand side
|
||
co.beginPath();
|
||
co.moveTo(x + hmargin + barWidth, y);
|
||
co.lineTo(
|
||
x + hmargin + barWidth + prop['chart.variant.threed.offsetx'],
|
||
this.data[i] < 0 && xaxispos === 'bottom' ? (ca.height - this.gutterBottom) : (this.data[i] < 0 && (y - prop['chart.variant.threed.offsety']) < (this.gutterTop + this.halfgrapharea) ? (this.gutterTop + this.halfgrapharea) : (y - prop['chart.variant.threed.offsety']))
|
||
);
|
||
|
||
co.lineTo(
|
||
x + hmargin + barWidth + prop['chart.variant.threed.offsetx'],
|
||
this.data[i] < 0 && (y - prop['chart.variant.threed.offsety'] + height) < (this.gutterTop + this.halfgrapharea)
|
||
? (this.gutterTop + this.halfgrapharea)
|
||
: this.data[i] > 0 ? y - prop['chart.variant.threed.offsety'] + height : ma.min(y - prop['chart.variant.threed.offsety'] + height, ca.height - this.gutterBottom)
|
||
);
|
||
co.lineTo(x + hmargin + barWidth, y + height);
|
||
co.closePath();
|
||
co.stroke();
|
||
co.fill();
|
||
|
||
|
||
|
||
|
||
// Draw the darker top section
|
||
co.beginPath();
|
||
co.fillStyle = 'rgba(255,255,255,0.3)';
|
||
co.moveTo(x + hmargin, y);
|
||
co.lineTo(x + hmargin + prop['chart.variant.threed.offsetx'], y - prop['chart.variant.threed.offsety']);
|
||
co.lineTo(x + hmargin + prop['chart.variant.threed.offsetx'] + barWidth, y - prop['chart.variant.threed.offsety']);
|
||
co.lineTo(x + hmargin + barWidth, y);
|
||
co.lineTo(x + hmargin, y);
|
||
co.closePath();
|
||
co.stroke();
|
||
co.fill();
|
||
|
||
|
||
|
||
|
||
// Draw the darker right side section
|
||
co.beginPath();
|
||
co.fillStyle = 'rgba(0,0,0,0.4)';
|
||
// TL
|
||
co.moveTo(x + hmargin + barWidth, y);
|
||
|
||
// TR
|
||
co.lineTo(
|
||
x + hmargin + barWidth + prop['chart.variant.threed.offsetx'],
|
||
this.data[i] < 0 && xaxispos === 'bottom' ? (ca.height - this.gutterBottom) : (this.data[i] < 0 && (y - prop['chart.variant.threed.offsety']) < (this.gutterTop + this.halfgrapharea) ? (this.gutterTop + this.halfgrapharea) : y - prop['chart.variant.threed.offsety'])
|
||
);
|
||
|
||
// BR
|
||
co.lineTo(
|
||
x + hmargin + barWidth + prop['chart.variant.threed.offsetx'],
|
||
|
||
this.data[i] < 0 && (y - prop['chart.variant.threed.offsety'] + height) < (this.gutterTop + this.halfgrapharea)
|
||
? (this.gutterTop + this.halfgrapharea)
|
||
: this.data[i] > 0 ? y - prop['chart.variant.threed.offsety'] + height : ma.min(y - prop['chart.variant.threed.offsety'] + height, ca.height - this.gutterBottom)
|
||
);
|
||
// BL
|
||
co.lineTo(x + hmargin + barWidth, y + height);
|
||
co.lineTo(x + hmargin + barWidth, y);
|
||
co.closePath();
|
||
|
||
co.stroke();
|
||
co.fill();
|
||
|
||
co.strokeStyle = prevStrokeStyle;
|
||
co.fillStyle = prevFillStyle;
|
||
|
||
// Glass variant
|
||
} else if (variant == 'glass') {
|
||
|
||
var grad = co.createLinearGradient(x + hmargin,y,x + hmargin + (barWidth / 2),y);
|
||
grad.addColorStop(0, 'rgba(255,255,255,0.9)');
|
||
grad.addColorStop(1, 'rgba(255,255,255,0.5)');
|
||
|
||
co.beginPath();
|
||
co.fillStyle = grad;
|
||
co.fillRect(x + hmargin + 2,y + (this.data[i] > 0 ? 2 : 0),(barWidth / 2) - 2,height - 2);
|
||
co.fill();
|
||
}
|
||
|
||
|
||
// Dot chart
|
||
} else if (variant == 'dot') {
|
||
|
||
co.beginPath();
|
||
co.moveTo(x + (width / 2), y);
|
||
co.lineTo(x + (width / 2), y + height);
|
||
co.stroke();
|
||
|
||
co.beginPath();
|
||
co.fillStyle = this.properties['chart.colors'][i];
|
||
co.arc(x + (width / 2), y + (this.data[i] > 0 ? 0 : height), 2, 0, 6.28, 0);
|
||
|
||
// Set the colour for the dots
|
||
co.fillStyle = prop['chart.colors'][0];
|
||
|
||
/**
|
||
* Sequential colors
|
||
*/
|
||
if (prop['chart.colors.sequential']) {
|
||
co.fillStyle = colors[i];
|
||
}
|
||
|
||
co.stroke();
|
||
co.fill();
|
||
|
||
|
||
|
||
// Unknown variant type
|
||
} else {
|
||
alert('[BAR] Warning! Unknown chart.variant: ' + variant);
|
||
}
|
||
|
||
this.coords.push([x + hmargin, y, width - (2 * hmargin), height]);
|
||
|
||
if (typeof this.coords2[i] == 'undefined') {
|
||
this.coords2[i] = [];
|
||
}
|
||
this.coords2[i].push([x + hmargin, y, width - (2 * hmargin), height]);
|
||
|
||
|
||
/**
|
||
* Stacked bar
|
||
*/
|
||
} else if (this.data[i] && typeof(this.data[i]) == 'object' && prop['chart.grouping'] == 'stacked') {
|
||
|
||
if (this.scale2.min) {
|
||
alert("[ERROR] Stacked Bar charts with a Y min are not supported");
|
||
}
|
||
|
||
var barWidth = width - (2 * hmargin);
|
||
var redrawCoords = [];// Necessary to draw if the shadow is enabled
|
||
var startY = 0;
|
||
var dataset = this.data[i];
|
||
|
||
/**
|
||
* Check for a negative bar width
|
||
*/
|
||
if (barWidth < 0) {
|
||
console.log('[RGRAPH] Warning: you have a negative bar width. This may be caused by the chart.hmargin being too high or the width of the canvas not being sufficient.');
|
||
}
|
||
|
||
for (j=0; j<dataset.length; ++j) {
|
||
|
||
// Stacked bar chart and X axis pos in the middle - poitless since negative values are not permitted
|
||
if (xaxispos == 'center') {
|
||
alert("[BAR] It's pointless having the X axis position at the center on a stacked bar chart.");
|
||
return;
|
||
}
|
||
|
||
// Negative values not permitted for the stacked chart
|
||
if (this.data[i][j] < 0) {
|
||
alert('[BAR] Negative values are not permitted with a stacked bar chart. Try a grouped one instead.');
|
||
return;
|
||
}
|
||
|
||
/**
|
||
* Set the fill and stroke colors
|
||
*/
|
||
co.strokeStyle = strokeStyle
|
||
co.fillStyle = colors[j];
|
||
|
||
if (prop['chart.colors.reverse']) {
|
||
co.fillStyle = colors[this.data[i].length - j - 1];
|
||
}
|
||
|
||
if (prop['chart.colors.sequential'] && colors[sequentialColorIndex]) {
|
||
co.fillStyle = colors[sequentialColorIndex++];
|
||
} else if (prop['chart.colors.sequential']) {
|
||
co.fillStyle = colors[sequentialColorIndex - 1];
|
||
}
|
||
|
||
var height = (dataset[j] / this.scale2.max) * (ca.height - this.gutterTop - this.gutterBottom );
|
||
|
||
// If the X axis pos is in the center, we need to half the height
|
||
if (xaxispos == 'center') {
|
||
height /= 2;
|
||
}
|
||
|
||
var totalHeight = (RGraph.array_sum(dataset) / this.scale2.max) * (ca.height - hmargin - this.gutterTop - this.gutterBottom);
|
||
|
||
/**
|
||
* Store the coords for tooltips
|
||
*/
|
||
this.coords.push([x + hmargin, y, width - (2 * hmargin), height]);
|
||
if (typeof this.coords2[i] == 'undefined') {
|
||
this.coords2[i] = [];
|
||
}
|
||
this.coords2[i].push([x + hmargin, y, width - (2 * hmargin), height]);
|
||
|
||
// MSIE shadow
|
||
if (RGraph.ISOLD && shadow) {
|
||
this.DrawIEShadow([x + hmargin, y, width - (2 * hmargin), height + 1]);
|
||
}
|
||
|
||
if (height > 0) {
|
||
co.strokeRect(x + hmargin, y, width - (2 * hmargin), height);
|
||
co.fillRect(x + hmargin, y, width - (2 * hmargin), height);
|
||
}
|
||
|
||
|
||
if (j == 0) {
|
||
var startY = y;
|
||
var startX = x;
|
||
}
|
||
|
||
/**
|
||
* Store the redraw coords if the shadow is enabled
|
||
*/
|
||
if (shadow) {
|
||
redrawCoords.push([x + hmargin, y, width - (2 * hmargin), height, co.fillStyle]);
|
||
}
|
||
|
||
/**
|
||
* Stacked 3D effect
|
||
*/
|
||
if (variant == '3d') {
|
||
|
||
var prevFillStyle = co.fillStyle;
|
||
var prevStrokeStyle = co.strokeStyle;
|
||
|
||
|
||
// Draw the top side
|
||
if (j == 0) {
|
||
co.beginPath();
|
||
co.moveTo(startX + hmargin, y);
|
||
co.lineTo(startX + prop['chart.variant.threed.offsetx'] + hmargin, y - prop['chart.variant.threed.offsety']);
|
||
co.lineTo(startX + prop['chart.variant.threed.offsetx'] + barWidth + hmargin, y - prop['chart.variant.threed.offsety']);
|
||
co.lineTo(startX + barWidth + hmargin, y);
|
||
co.closePath();
|
||
|
||
co.fill();
|
||
co.stroke();
|
||
}
|
||
|
||
// Draw the side section
|
||
co.beginPath();
|
||
co.moveTo(startX + barWidth + hmargin, y);
|
||
co.lineTo(startX + barWidth + hmargin + prop['chart.variant.threed.offsetx'], y - prop['chart.variant.threed.offsety']);
|
||
co.lineTo(startX + barWidth + hmargin + prop['chart.variant.threed.offsetx'], y - prop['chart.variant.threed.offsety'] + height);
|
||
co.lineTo(startX + barWidth + hmargin , y + height);
|
||
co.closePath();
|
||
|
||
co.fill();
|
||
co.stroke();
|
||
|
||
// Draw the darker top side
|
||
if (j == 0) {
|
||
co.fillStyle = 'rgba(255,255,255,0.3)';
|
||
co.beginPath();
|
||
co.moveTo(startX + hmargin, y);
|
||
co.lineTo(startX + prop['chart.variant.threed.offsetx'] + hmargin, y - prop['chart.variant.threed.offsety']);
|
||
co.lineTo(startX + prop['chart.variant.threed.offsetx'] + barWidth + hmargin, y - prop['chart.variant.threed.offsety']);
|
||
co.lineTo(startX + barWidth + hmargin, y);
|
||
co.closePath();
|
||
|
||
co.fill();
|
||
co.stroke();
|
||
}
|
||
|
||
// Draw the darker side section
|
||
co.fillStyle = 'rgba(0,0,0,0.4)';
|
||
co.beginPath();
|
||
co.moveTo(startX + barWidth + hmargin, y);
|
||
co.lineTo(startX + barWidth + hmargin + prop['chart.variant.threed.offsetx'], y - prop['chart.variant.threed.offsety']);
|
||
co.lineTo(startX + barWidth + hmargin + prop['chart.variant.threed.offsetx'], y - prop['chart.variant.threed.offsety'] + height);
|
||
co.lineTo(startX + barWidth + hmargin , y + height);
|
||
co.closePath();
|
||
|
||
co.fill();
|
||
co.stroke();
|
||
|
||
co.strokeStyle = prevStrokeStyle;
|
||
co.fillStyle = prevFillStyle;
|
||
}
|
||
|
||
y += height;
|
||
}
|
||
|
||
|
||
|
||
/**
|
||
* Redraw the bars if the shadow is enabled due to hem being drawn from the bottom up, and the
|
||
* shadow spilling over to higher up bars
|
||
*/
|
||
if (shadow) {
|
||
|
||
RGraph.NoShadow(this);
|
||
|
||
for (k=0; k<redrawCoords.length; ++k) {
|
||
co.strokeStyle = strokeStyle;
|
||
co.fillStyle = redrawCoords[k][4];
|
||
co.strokeRect(redrawCoords[k][0], redrawCoords[k][1], redrawCoords[k][2], redrawCoords[k][3]);
|
||
co.fillRect(redrawCoords[k][0], redrawCoords[k][1], redrawCoords[k][2], redrawCoords[k][3]);
|
||
|
||
co.stroke();
|
||
co.fill();
|
||
}
|
||
|
||
// Reset the redraw coords to be empty
|
||
redrawCoords = [];
|
||
}
|
||
|
||
/**
|
||
* Grouped bar
|
||
*/
|
||
} else if (this.data[i] && typeof(this.data[i]) == 'object' && prop['chart.grouping'] == 'grouped') {
|
||
|
||
var redrawCoords = [];
|
||
co.lineWidth = prop['chart.linewidth'];
|
||
|
||
for (j=0; j<this.data[i].length; ++j) {
|
||
|
||
// Set the fill and stroke colors
|
||
co.strokeStyle = strokeStyle;
|
||
co.fillStyle = colors[j];
|
||
|
||
/**
|
||
* Sequential colors
|
||
*/
|
||
if (prop['chart.colors.sequential'] && colors[sequentialColorIndex]) {
|
||
co.fillStyle = colors[sequentialColorIndex++];
|
||
} else if (prop['chart.colors.sequential']) {
|
||
co.fillStyle = colors[sequentialColorIndex - 1];
|
||
}
|
||
|
||
var individualBarWidth = (width - (2 * hmargin)) / this.data[i].length;
|
||
var height = ((this.data[i][j] + (this.data[i][j] < 0 ? this.scale2.min : (-1 * this.scale2.min) )) / (this.scale2.max - this.scale2.min) ) * (ca.height - this.gutterTop - this.gutterBottom );
|
||
var groupedMargin = prop['chart.hmargin.grouped'];
|
||
var startX = x + hmargin + (j * individualBarWidth);
|
||
|
||
/**
|
||
* Check for a negative bar width
|
||
*/
|
||
if (individualBarWidth < 0) {
|
||
console.log('[RGRAPH] Warning: you have a negative bar width. This may be caused by the chart.hmargin being too high or the width of the canvas not being sufficient.');
|
||
}
|
||
|
||
// If the X axis pos is in the center, we need to half the height
|
||
if (xaxispos == 'center') {
|
||
height /= 2;
|
||
}
|
||
|
||
/**
|
||
* Determine the start positioning for the bar
|
||
*/
|
||
if (xaxispos == 'top') {
|
||
var startY = this.gutterTop;
|
||
var height = Math.abs(height);
|
||
|
||
} else if (xaxispos == 'center') {
|
||
var startY = this.gutterTop + (this.grapharea / 2) - height;
|
||
|
||
} else {
|
||
var startY = ca.height - this.gutterBottom - height;
|
||
var height = Math.abs(height);
|
||
}
|
||
|
||
/**
|
||
* Draw MSIE shadow
|
||
*/
|
||
if (RGraph.ISOLD && shadow) {
|
||
this.DrawIEShadow([startX, startY, individualBarWidth, height]);
|
||
}
|
||
|
||
co.strokeRect(startX + groupedMargin, startY, individualBarWidth - (2 * groupedMargin), height);
|
||
co.fillRect(startX + groupedMargin, startY, individualBarWidth - (2 * groupedMargin), height);
|
||
y += height;
|
||
|
||
|
||
|
||
/**
|
||
* Grouped 3D effect
|
||
*/
|
||
if (variant == '3d') {
|
||
var prevFillStyle = co.fillStyle;
|
||
var prevStrokeStyle = co.strokeStyle;
|
||
var hmarginGrouped = prop['chart.hmargin.grouped'];
|
||
|
||
// Draw the top side
|
||
if (this.data[i][j] >= 0) {
|
||
|
||
co.beginPath();
|
||
co.moveTo(startX + hmarginGrouped, startY);
|
||
co.lineTo(startX + hmarginGrouped + prop['chart.variant.threed.offsetx'], startY - prop['chart.variant.threed.offsety']);
|
||
co.lineTo(startX + prop['chart.variant.threed.offsetx'] + individualBarWidth - hmarginGrouped, startY - prop['chart.variant.threed.offsety']);
|
||
co.lineTo(startX + individualBarWidth - hmarginGrouped, startY);
|
||
co.closePath();
|
||
co.fill();
|
||
co.stroke();
|
||
}
|
||
|
||
// Draw the side section
|
||
co.beginPath();
|
||
co.moveTo(startX + individualBarWidth - hmarginGrouped - 1, startY);
|
||
co.lineTo(
|
||
startX + individualBarWidth - hmarginGrouped + prop['chart.variant.threed.offsetx'],
|
||
this.data[i][j] < 0 && (startY - prop['chart.variant.threed.offsety']) < (this.gutterTop + this.halfgrapharea) ? (this.gutterTop + this.halfgrapharea) : (startY - prop['chart.variant.threed.offsety'])
|
||
);
|
||
co.lineTo(
|
||
startX + individualBarWidth - hmarginGrouped + prop['chart.variant.threed.offsetx'],
|
||
this.data[i][j] < 0 && (startY + height - prop['chart.variant.threed.offsety']) < (this.gutterTop + this.halfgrapharea) ? (this.gutterTop + this.halfgrapharea) : (startY + height - prop['chart.variant.threed.offsety'])
|
||
);
|
||
co.lineTo(startX + individualBarWidth - hmarginGrouped - 1, startY + height);
|
||
co.closePath();
|
||
co.fill();
|
||
co.stroke();
|
||
|
||
|
||
// Draw the lighter top side - but only if the current value is positive
|
||
if (this.data[i][j] >= 0) {
|
||
co.fillStyle = 'rgba(255,255,255,0.3)';
|
||
co.beginPath();
|
||
// BL
|
||
co.moveTo(startX + hmarginGrouped, startY);
|
||
|
||
// BR
|
||
co.lineTo(startX + hmarginGrouped + prop['chart.variant.threed.offsetx'], startY - prop['chart.variant.threed.offsety']);
|
||
|
||
// TR
|
||
co.lineTo(startX + prop['chart.variant.threed.offsetx'] + individualBarWidth - hmarginGrouped, startY - prop['chart.variant.threed.offsety']);
|
||
|
||
// TL
|
||
co.lineTo(startX + individualBarWidth - hmarginGrouped, startY);
|
||
co.closePath();
|
||
|
||
co.fill();
|
||
co.stroke();
|
||
}
|
||
|
||
// Draw the darker side section
|
||
co.fillStyle = 'rgba(0,0,0,0.4)';
|
||
co.beginPath();
|
||
// BL corner
|
||
co.moveTo(startX + individualBarWidth - hmarginGrouped, startY);
|
||
|
||
// BR corner
|
||
co.lineTo(startX + individualBarWidth + prop['chart.variant.threed.offsetx'] - hmarginGrouped, this.data[i][j] < 0 && (startY - 5) < (this.gutterTop + this.halfgrapharea) ? (this.gutterTop + this.halfgrapharea) : (startY - prop['chart.variant.threed.offsety']));
|
||
|
||
// TR corner
|
||
co.lineTo(startX + individualBarWidth + prop['chart.variant.threed.offsetx'] - hmarginGrouped, this.data[i][j] < 0 && (startY + height - 5) < (this.gutterTop + this.halfgrapharea) ? (this.gutterTop + this.halfgrapharea) : (startY + height - prop['chart.variant.threed.offsety']));
|
||
|
||
// TL corner
|
||
co.lineTo(startX + individualBarWidth - hmarginGrouped, startY + height);
|
||
co.closePath();
|
||
|
||
co.fill();
|
||
co.stroke();
|
||
|
||
co.strokeStyle = prevStrokeStyle;
|
||
co.fillStyle = prevFillStyle;
|
||
}
|
||
|
||
if (height < 0) {
|
||
height = Math.abs(height);
|
||
startY = startY - height;
|
||
}
|
||
|
||
this.coords.push([startX + groupedMargin, startY, individualBarWidth - (2 * groupedMargin), height]);
|
||
if (typeof this.coords2[i] == 'undefined') {
|
||
this.coords2[i] = [];
|
||
}
|
||
|
||
this.coords2[i].push([startX + groupedMargin, startY, individualBarWidth - (2 * groupedMargin), height]);
|
||
|
||
// Facilitate shadows going to the left
|
||
if (prop['chart.shadow']) {
|
||
redrawCoords.push([startX + groupedMargin, startY, individualBarWidth - (2 * groupedMargin), height, co.fillStyle]);
|
||
}
|
||
}
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
/**
|
||
* Redraw the bar if shadows are going to the left
|
||
*/
|
||
if (redrawCoords.length) {
|
||
|
||
RGraph.NoShadow(this);
|
||
|
||
co.lineWidth = prop['chart.linewidth'];
|
||
|
||
co.beginPath();
|
||
for (var j=0; j<redrawCoords.length; ++j) {
|
||
|
||
co.fillStyle = redrawCoords[j][4];
|
||
co.strokeStyle = prop['chart.strokecolor'];
|
||
|
||
co.fillRect(redrawCoords[j][0], redrawCoords[j][1], redrawCoords[j][2], redrawCoords[j][3]);
|
||
co.strokeRect(redrawCoords[j][0], redrawCoords[j][1], redrawCoords[j][2], redrawCoords[j][3]);
|
||
}
|
||
co.fill();
|
||
co.stroke();
|
||
|
||
redrawCoords = [];
|
||
}
|
||
} else {
|
||
this.coords.push([]);
|
||
}
|
||
|
||
co.closePath();
|
||
}
|
||
|
||
/**
|
||
* Turn off any shadow
|
||
*/
|
||
RGraph.NoShadow(this);
|
||
};
|
||
|
||
|
||
|
||
/**
|
||
* Draws the labels for the graph
|
||
*/
|
||
this.drawLabels =
|
||
this.DrawLabels = function ()
|
||
{
|
||
var context = co;
|
||
|
||
var text_angle = prop['chart.text.angle']
|
||
text_size = prop['chart.text.size']
|
||
labels = prop['chart.labels']
|
||
|
||
|
||
|
||
// Draw the Y axis labels:
|
||
if (prop['chart.ylabels']) {
|
||
if (prop['chart.xaxispos'] == 'top') this.Drawlabels_top();
|
||
if (prop['chart.xaxispos'] == 'center') this.Drawlabels_center();
|
||
if (prop['chart.xaxispos'] == 'bottom') this.Drawlabels_bottom();
|
||
}
|
||
|
||
/**
|
||
* The X axis labels
|
||
*/
|
||
if (typeof(labels) == 'object' && labels) {
|
||
|
||
var yOffset = Number(prop['chart.xlabels.offset']),
|
||
bold = prop['chart.labels.bold']
|
||
|
||
/**
|
||
* Text angle
|
||
*/
|
||
if (prop['chart.text.angle'] != 0) {
|
||
var valign = 'center';
|
||
var halign = 'right';
|
||
var angle = 0 - prop['chart.text.angle'];
|
||
} else {
|
||
var valign = 'top';
|
||
var halign = 'center';
|
||
var angle = 0;
|
||
}
|
||
|
||
// Draw the X axis labels
|
||
co.fillStyle = prop['chart.labels.color'] || prop['chart.text.color'];
|
||
|
||
// How wide is each bar
|
||
var barWidth = (ca.width - this.gutterRight - this.gutterLeft) / labels.length;
|
||
|
||
// Reset the xTickGap
|
||
xTickGap = (ca.width - this.gutterRight - this.gutterLeft) / labels.length
|
||
|
||
// Draw the X tickmarks
|
||
var i=0;
|
||
var font = prop['chart.text.font'];
|
||
|
||
for (x=this.gutterLeft + (xTickGap / 2); x<=ca.width - this.gutterRight; x+=xTickGap) {
|
||
|
||
RGraph.text2(this, {
|
||
'font': font,
|
||
'size': text_size,
|
||
'x': x,
|
||
'y': prop['chart.xaxispos'] == 'top' ? this.gutterTop - yOffset - 5: (ca.height - this.gutterBottom) + yOffset + 3,
|
||
'bold': bold,
|
||
'text': String(labels[i++]),
|
||
'valign': prop['chart.xaxispos'] == 'top' ? 'bottom' : valign,
|
||
'halign': halign,
|
||
'tag':'label',
|
||
'marker':false,
|
||
'angle':angle,
|
||
'tag': 'labels'
|
||
});
|
||
}
|
||
}
|
||
|
||
/**
|
||
* Draw above labels
|
||
*/
|
||
this.drawAboveLabels();
|
||
};
|
||
|
||
|
||
|
||
/**
|
||
* Draws the X axis at the top
|
||
*/
|
||
this.drawlabels_top =
|
||
this.Drawlabels_top = function ()
|
||
{
|
||
var ca = this.canvas;
|
||
var co = this.context;
|
||
var prop = this.properties;
|
||
|
||
co.beginPath();
|
||
co.fillStyle = prop['chart.text.color'];
|
||
co.strokeStyle = 'black';
|
||
|
||
if (prop['chart.xaxispos'] == 'top') {
|
||
|
||
var context = co;
|
||
var text_size = prop['chart.text.size'];
|
||
var units_pre = prop['chart.units.pre'];
|
||
var units_post = prop['chart.units.post'];
|
||
var align = prop['chart.yaxispos'] == 'left' ? 'right' : 'left';
|
||
var font = prop['chart.text.font'];
|
||
var numYLabels = prop['chart.ylabels.count'];
|
||
var ymin = prop['chart.ymin'];
|
||
|
||
if (prop['chart.ylabels.inside'] == true) {
|
||
var xpos = prop['chart.yaxispos'] == 'left' ? this.gutterLeft + 5 : ca.width - this.gutterRight - 5;
|
||
var align = prop['chart.yaxispos'] == 'left' ? 'left' : 'right';
|
||
var boxed = true;
|
||
} else {
|
||
var xpos = prop['chart.yaxispos'] == 'left' ? this.gutterLeft - 5 : ca.width - this.gutterRight + 5;
|
||
var boxed = false;
|
||
}
|
||
|
||
/**
|
||
* Draw specific Y labels here so that the local variables can be reused
|
||
*/
|
||
if (typeof(prop['chart.ylabels.specific']) == 'object' && prop['chart.ylabels.specific']) {
|
||
|
||
var labels = RGraph.array_reverse(prop['chart.ylabels.specific']);
|
||
var grapharea = ca.height - this.gutterTop - this.gutterBottom;
|
||
|
||
for (var i=0; i<labels.length; ++i) {
|
||
|
||
var y = this.gutterTop + (grapharea * (i / labels.length)) + (grapharea / labels.length);
|
||
|
||
RGraph.Text2(this, {'font': font,
|
||
'size': text_size,
|
||
'x': xpos,
|
||
'y': y,
|
||
'text': String(labels[i]),
|
||
'valign': 'center',
|
||
'halign': align,
|
||
'bordered':boxed,
|
||
'tag': 'scale'
|
||
});
|
||
}
|
||
|
||
return;
|
||
}
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
/**
|
||
* Draw the scale
|
||
*/
|
||
var labels = this.scale2.labels;
|
||
for (var i=0; i<labels.length; ++i) {
|
||
RGraph.Text2(this, {'font': font,
|
||
'size':text_size,
|
||
'x':xpos,
|
||
'y':this.gutterTop + ((this.grapharea / labels.length) * (i + 1)),
|
||
'text': '-' + labels[i],
|
||
'valign': 'center',
|
||
'halign': align,
|
||
'bordered': boxed,
|
||
'tag':'scale'});
|
||
}
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
/**
|
||
* Show the minimum value if its not zero
|
||
*/
|
||
if (prop['chart.ymin'] != 0 || prop['chart.noxaxis'] || prop['chart.scale.zerostart']) {
|
||
|
||
RGraph.Text2(this, {'font': font,
|
||
'size': text_size,
|
||
'x': xpos,
|
||
'y': this.gutterTop,
|
||
'text': (this.scale2.min != 0 ? '-' : '') + RGraph.number_format(this,(this.scale2.min.toFixed((prop['chart.scale.decimals']))), units_pre, units_post),
|
||
'valign': 'center',
|
||
'halign': align,
|
||
'bordered': boxed,
|
||
'tag': 'scale'});
|
||
}
|
||
|
||
}
|
||
|
||
co.fill();
|
||
};
|
||
|
||
|
||
|
||
/**
|
||
* Draws the X axis in the middle
|
||
*/
|
||
this.drawlabels_center =
|
||
this.Drawlabels_center = function ()
|
||
{
|
||
var ca = this.canvas;
|
||
var co = this.context;
|
||
var prop = this.properties;
|
||
|
||
var font = prop['chart.text.font'];
|
||
var numYLabels = prop['chart.ylabels.count'];
|
||
|
||
co.fillStyle = prop['chart.text.color'];
|
||
|
||
if (prop['chart.xaxispos'] == 'center') {
|
||
|
||
/**
|
||
* Draw the top labels
|
||
*/
|
||
var text_size = prop['chart.text.size'];
|
||
var units_pre = prop['chart.units.pre'];
|
||
var units_post = prop['chart.units.post'];
|
||
var context = co;
|
||
var align = '';
|
||
var xpos = 0;
|
||
var boxed = false;
|
||
var ymin = prop['chart.ymin'];
|
||
|
||
co.fillStyle = prop['chart.text.color'];
|
||
co.strokeStyle = 'black';
|
||
|
||
if (prop['chart.ylabels.inside'] == true) {
|
||
var xpos = prop['chart.yaxispos'] == 'left' ? this.gutterLeft + 5 : ca.width - this.gutterRight - 5;
|
||
var align = prop['chart.yaxispos'] == 'left' ? 'left' : 'right';
|
||
var boxed = true;
|
||
} else {
|
||
var xpos = prop['chart.yaxispos'] == 'left' ? this.gutterLeft - 5 : ca.width - this.gutterRight + 5;
|
||
var align = prop['chart.yaxispos'] == 'left' ? 'right' : 'left';
|
||
var boxed = false;
|
||
}
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
/**
|
||
* Draw specific Y labels here so that the local variables can be reused
|
||
*/
|
||
if (typeof(prop['chart.ylabels.specific']) == 'object' && prop['chart.ylabels.specific']) {
|
||
|
||
var labels = prop['chart.ylabels.specific'];
|
||
var grapharea = ca.height - this.gutterTop - this.gutterBottom;
|
||
|
||
// Draw the top halves labels
|
||
for (var i=0; i<labels.length; ++i) {
|
||
|
||
var y = this.gutterTop + ((grapharea / 2) / (labels.length - 1)) * i;
|
||
|
||
RGraph.Text2(this, {'font':font,
|
||
'size':text_size,
|
||
'x':xpos,
|
||
'y':y,
|
||
'text':String(labels[i]),
|
||
'valign':'center',
|
||
'halign':align,
|
||
'bordered':boxed,
|
||
'tag': 'scale'
|
||
});
|
||
}
|
||
|
||
// Draw the bottom halves labels
|
||
for (var i=labels.length-1; i>=1; --i) {
|
||
|
||
var y = this.gutterTop + (grapharea * (i / ((labels.length - 1) * 2) )) + (grapharea / 2);
|
||
|
||
RG.Text2(this, {'font':font,
|
||
'size':text_size,
|
||
'x':xpos,
|
||
'y':y,
|
||
'text':String(labels[labels.length - i - 1]),
|
||
'valign':'center',
|
||
'halign':align,
|
||
'bordered':boxed,
|
||
'tag': 'scale'
|
||
});
|
||
}
|
||
|
||
return;
|
||
}
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
/**
|
||
* Draw the top halfs labels
|
||
*/
|
||
for (var i=0; i<this.scale2.labels.length; ++i) {
|
||
var y = this.gutterTop + this.halfgrapharea - ((this.halfgrapharea / numYLabels) * (i + 1));
|
||
var text = this.scale2.labels[i];
|
||
RG.Text2(this, {'font':font, 'size':text_size, 'x':xpos, 'y':y, 'text': text, 'valign':'center', 'halign': align, 'bordered': boxed, 'tag':'scale'});
|
||
}
|
||
|
||
/**
|
||
* Draw the bottom halfs labels
|
||
*/
|
||
for (var i=(this.scale2.labels.length - 1); i>=0; --i) {
|
||
var y = this.gutterTop + ((this.halfgrapharea / numYLabels) * (i + 1)) + this.halfgrapharea;
|
||
var text = this.scale2.labels[i];
|
||
RG.Text2(this, {'font':font, 'size':text_size,'x':xpos,'y':y,'text': '-' + text,'valign':'center','halign': align,'bordered': boxed,'tag':'scale'});
|
||
}
|
||
|
||
|
||
|
||
|
||
|
||
/**
|
||
* Show the minimum value if its not zero
|
||
*/
|
||
if (this.scale2.min != 0 || prop['chart.scale.zerostart']) {
|
||
RG.Text2(this, {'font':font,'size':text_size, 'x':xpos, 'y':this.gutterTop + this.halfgrapharea,'text': RGraph.number_format(this,(this.scale2.min.toFixed((prop['chart.scale.decimals']))), units_pre, units_post),'valign':'center', 'valign':'center','halign': align, 'bordered': boxed, 'tag':'scale'});
|
||
}
|
||
}
|
||
};
|
||
|
||
|
||
|
||
|
||
/**
|
||
* Draws the X axdis at the bottom (the default)
|
||
*/
|
||
this.drawlabels_bottom =
|
||
this.Drawlabels_bottom = function ()
|
||
{
|
||
var text_size = prop['chart.text.size'],
|
||
units_pre = prop['chart.units.pre'],
|
||
units_post = prop['chart.units.post'],
|
||
context = this.context,
|
||
align = prop['chart.yaxispos'] == 'left' ? 'right' : 'left',
|
||
font = prop['chart.text.font'],
|
||
numYLabels = prop['chart.ylabels.count'],
|
||
ymin = prop['chart.ymin']
|
||
|
||
co.beginPath();
|
||
|
||
co.fillStyle = prop['chart.text.color'];
|
||
co.strokeStyle = 'black';
|
||
|
||
if (prop['chart.ylabels.inside'] == true) {
|
||
var xpos = prop['chart.yaxispos'] == 'left' ? this.gutterLeft + 5 : ca.width - this.gutterRight - 5;
|
||
var align = prop['chart.yaxispos'] == 'left' ? 'left' : 'right';
|
||
var boxed = true;
|
||
} else {
|
||
var xpos = prop['chart.yaxispos'] == 'left' ? this.gutterLeft - 5 : ca.width - this.gutterRight + 5;
|
||
var boxed = false;
|
||
}
|
||
|
||
/**
|
||
* Draw specific Y labels here so that the local variables can be reused
|
||
*/
|
||
if (prop['chart.ylabels.specific'] && typeof(prop['chart.ylabels.specific']) == 'object') {
|
||
|
||
var labels = prop['chart.ylabels.specific'];
|
||
var grapharea = ca.height - this.gutterTop - this.gutterBottom;
|
||
|
||
for (var i=0; i<labels.length; ++i) {
|
||
var y = this.gutterTop + (grapharea * (i / (labels.length - 1)));
|
||
|
||
RGraph.Text2(this, {'font':font,
|
||
'size':text_size,
|
||
'x':xpos,
|
||
'y':y,
|
||
'text': labels[i],
|
||
'valign':'center',
|
||
'halign': align,
|
||
'bordered': boxed,
|
||
'tag':'scale'
|
||
});
|
||
}
|
||
|
||
return;
|
||
}
|
||
|
||
var gutterTop = this.gutterTop;
|
||
var halfTextHeight = this.halfTextHeight;
|
||
var scale = this.scale;
|
||
|
||
|
||
for (var i=0; i<numYLabels; ++i) {
|
||
var text = this.scale2.labels[i];
|
||
RGraph.Text2(this, {'font':font,
|
||
'size':text_size,
|
||
'x':xpos,
|
||
'y':this.gutterTop + this.grapharea - ((this.grapharea / numYLabels) * (i+1)),
|
||
'text': text,
|
||
'valign':'center',
|
||
'halign': align,
|
||
'bordered': boxed,
|
||
'tag':'scale'});
|
||
}
|
||
|
||
|
||
/**
|
||
* Show the minimum value if its not zero
|
||
*/
|
||
if (prop['chart.ymin'] != 0 || prop['chart.noxaxis'] || prop['chart.scale.zerostart']) {
|
||
RG.Text2(this, {'font':font,
|
||
'size':text_size,
|
||
'x':xpos,
|
||
'y':ca.height - this.gutterBottom,
|
||
'text': RG.number_format(this,(this.scale2.min.toFixed((prop['chart.scale.decimals']))), units_pre, units_post),
|
||
'valign':'center',
|
||
'halign': align,
|
||
'bordered': boxed,
|
||
'tag':'scale'});
|
||
}
|
||
|
||
co.fill();
|
||
};
|
||
|
||
|
||
/**
|
||
* This function is used by MSIE only to manually draw the shadow
|
||
*
|
||
* @param array coords The coords for the bar
|
||
*/
|
||
this.drawIEShadow =
|
||
this.DrawIEShadow = function (coords)
|
||
{
|
||
var co = this.context;
|
||
var ca = this.canvas;
|
||
var prop = this.properties;
|
||
|
||
var prevFillStyle = co.fillStyle;
|
||
var offsetx = prop['chart.shadow.offsetx'];
|
||
var offsety = prop['chart.shadow.offsety'];
|
||
|
||
co.lineWidth = prop['chart.linewidth'];
|
||
co.fillStyle = prop['chart.shadow.color'];
|
||
co.beginPath();
|
||
|
||
// Draw shadow here
|
||
co.fillRect(coords[0] + offsetx, coords[1] + offsety, coords[2], coords[3]);
|
||
|
||
co.fill();
|
||
|
||
// Change the fillstyle back to what it was
|
||
co.fillStyle = prevFillStyle;
|
||
};
|
||
|
||
|
||
|
||
|
||
/**
|
||
* Not used by the class during creating the graph, but is used by event handlers
|
||
* to get the coordinates (if any) of the selected bar
|
||
*
|
||
* @param object e The event object
|
||
* @param object OPTIONAL You can pass in the bar object instead of the
|
||
* function using "this"
|
||
*/
|
||
this.getShape =
|
||
this.getBar = function (e)
|
||
{
|
||
// This facilitates you being able to pass in the bar object as a parameter instead of
|
||
// the function getting it from itself
|
||
var obj = arguments[1] ? arguments[1] : this;
|
||
|
||
var mouseXY = RG.getMouseXY(e),
|
||
mouseX = mouseXY[0],
|
||
mouseY = mouseXY[1],
|
||
canvas = obj.canvas,
|
||
context = obj.context,
|
||
coords = obj.coords
|
||
|
||
for (var i=0,len=coords.length; i<len; i+=1) {
|
||
|
||
if (obj.coords[i].length == 0) {
|
||
continue;
|
||
}
|
||
|
||
var left = coords[i][0],
|
||
top = coords[i][1],
|
||
width = coords[i][2],
|
||
height = coords[i][3],
|
||
prop = obj.properties
|
||
|
||
// Old way of testing
|
||
//if (mouseX >= left && mouseX <= (left + width) && mouseY >= top && mouseY <= (top + height)) {
|
||
|
||
// Recreate the path/rectangle so that it can be tested
|
||
// ** DO NOT STROKE OR FILL IT **
|
||
pa(co,['b','r',left,top,width,height]);
|
||
|
||
if (co.isPointInPath(mouseX, mouseY)) {
|
||
|
||
|
||
if (prop['chart.tooltips']) {
|
||
var tooltip = RG.parseTooltipText ? RG.parseTooltipText(prop['chart.tooltips'], i) : prop['chart.tooltips'][i];
|
||
}
|
||
|
||
// Work out the dataset
|
||
var dataset = 0,
|
||
idx = i
|
||
|
||
while (idx >= (typeof obj.data[dataset] === 'object' && obj.data[dataset] ? obj.data[dataset].length : 1)) {
|
||
|
||
if (typeof obj.data[dataset] === 'number') {
|
||
idx -= 1;
|
||
} else if (obj.data[dataset]) { // Accounts for null being an object
|
||
idx -= obj.data[dataset].length;
|
||
} else {
|
||
idx -= 1;
|
||
}
|
||
|
||
dataset++;
|
||
}
|
||
|
||
if (typeof(obj.data[dataset]) == 'number') {
|
||
idx = null;
|
||
}
|
||
|
||
|
||
return {
|
||
0: obj, 1: left, 2: top, 3: width, 4: height, 5: i,
|
||
'object': obj, 'x': left, 'y': top, 'width': width, 'height': height, 'index': i, 'tooltip': tooltip, 'index_adjusted': idx, 'dataset': dataset
|
||
};
|
||
}
|
||
}
|
||
|
||
return null;
|
||
};
|
||
|
||
|
||
|
||
|
||
/**
|
||
* This retrives the bar based on the X coordinate only.
|
||
*
|
||
* @param object e The event object
|
||
* @param object OPTIONAL You can pass in the bar object instead of the
|
||
* function using "this"
|
||
*/
|
||
this.getShapeByX = function (e)
|
||
{
|
||
var canvas = e.target;
|
||
var mouseCoords = RGraph.getMouseXY(e);
|
||
|
||
|
||
// This facilitates you being able to pass in the bar object as a parameter instead of
|
||
// the function getting it from itself
|
||
var obj = arguments[1] ? arguments[1] : this;
|
||
|
||
|
||
/**
|
||
* Loop through the bars determining if the mouse is over a bar
|
||
*/
|
||
for (var i=0,len=obj.coords.length; i<len; i++) {
|
||
|
||
if (obj.coords[i].length == 0) {
|
||
continue;
|
||
}
|
||
|
||
var mouseX = mouseCoords[0];
|
||
var mouseY = mouseCoords[1];
|
||
var left = obj.coords[i][0];
|
||
var top = obj.coords[i][1];
|
||
var width = obj.coords[i][2];
|
||
var height = obj.coords[i][3];
|
||
var prop = obj.properties;
|
||
|
||
if (mouseX >= left && mouseX <= (left + width)) {
|
||
|
||
if (prop['chart.tooltips']) {
|
||
var tooltip = RGraph.parseTooltipText ? RGraph.parseTooltipText(prop['chart.tooltips'], i) : prop['chart.tooltips'][i];
|
||
}
|
||
|
||
|
||
|
||
return {
|
||
0: obj, 1: left, 2: top, 3: width, 4: height, 5: i,
|
||
'object': obj, 'x': left, 'y': top, 'width': width, 'height': height, 'index': i, 'tooltip': tooltip
|
||
};
|
||
}
|
||
}
|
||
|
||
return null;
|
||
};
|
||
|
||
|
||
/**
|
||
* When you click on the chart, this method can return the Y value at that point. It works for any point on the
|
||
* chart (that is inside the gutters) - not just points within the Bars.
|
||
*
|
||
* EITHER:
|
||
*
|
||
* @param object arg The event object
|
||
*
|
||
* OR:
|
||
*
|
||
* @param object arg A two element array containing the X and Y coordinates
|
||
*/
|
||
this.getValue = function (arg)
|
||
{
|
||
var co = this.context;
|
||
var ca = this.canvas;
|
||
var prop = this.properties;
|
||
|
||
if (arg.length == 2) {
|
||
var mouseX = arg[0];
|
||
var mouseY = arg[1];
|
||
} else {
|
||
var mouseCoords = RGraph.getMouseXY(arg);
|
||
var mouseX = mouseCoords[0];
|
||
var mouseY = mouseCoords[1];
|
||
}
|
||
|
||
if ( mouseY < prop['chart.gutter.top']
|
||
|| mouseY > (ca.height - prop['chart.gutter.bottom'])
|
||
|| mouseX < prop['chart.gutter.left']
|
||
|| mouseX > (ca.width - prop['chart.gutter.right'])
|
||
) {
|
||
return null;
|
||
}
|
||
|
||
if (prop['chart.xaxispos'] == 'center') {
|
||
var value = (((this.grapharea / 2) - (mouseY - prop['chart.gutter.top'])) / this.grapharea) * (this.scale2.max - this.scale2.min)
|
||
value *= 2;
|
||
|
||
if (value >= 0) {
|
||
value += this.scale2.min;
|
||
} else {
|
||
value -= this.scale2.min;
|
||
}
|
||
|
||
} else if (prop['chart.xaxispos'] == 'top') {
|
||
var value = ((this.grapharea - (mouseY - prop['chart.gutter.top'])) / this.grapharea) * (this.scale2.max - this.scale2.min)
|
||
value = this.scale2.max - value;
|
||
value = Math.abs(value) * -1;
|
||
} else {
|
||
var value = ((this.grapharea - (mouseY - prop['chart.gutter.top'])) / this.grapharea) * (this.scale2.max - this.scale2.min)
|
||
value += this.scale2.min;
|
||
}
|
||
|
||
return value;
|
||
};
|
||
|
||
|
||
/**
|
||
* This function can be used when the canvas is clicked on (or similar - depending on the event)
|
||
* to retrieve the relevant Y coordinate for a particular value.
|
||
*
|
||
* @param int value The value to get the Y coordinate for
|
||
*/
|
||
this.getYCoord = function (value)
|
||
{
|
||
if (value > this.scale2.max) {
|
||
return null;
|
||
}
|
||
|
||
var co = this.context;
|
||
var ca = this.canvas;
|
||
var prop = this.properties;
|
||
|
||
var y;
|
||
var xaxispos = prop['chart.xaxispos'];
|
||
|
||
if (xaxispos == 'top') {
|
||
|
||
// Account for negative numbers
|
||
if (value < 0) {
|
||
value = Math.abs(value);
|
||
}
|
||
|
||
y = ((value - this.scale2.min) / (this.scale2.max - this.scale2.min)) * this.grapharea;
|
||
y = y + this.gutterTop
|
||
|
||
} else if (xaxispos == 'center') {
|
||
|
||
y = ((value - this.scale2.min) / (this.scale2.max - this.scale2.min)) * (this.grapharea / 2);
|
||
y = (this.grapharea / 2) - y;
|
||
y += this.gutterTop;
|
||
|
||
} else {
|
||
|
||
if (value < this.scale2.min) {
|
||
value = this.scale2.min;
|
||
}
|
||
|
||
y = ((value - this.scale2.min) / (this.scale2.max - this.scale2.min)) * this.grapharea;
|
||
|
||
y = ca.height - this.gutterBottom - y;
|
||
}
|
||
|
||
return y;
|
||
};
|
||
|
||
|
||
|
||
/**
|
||
* 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
|
||
RGraph.Highlight.Rect(this, shape);
|
||
};
|
||
|
||
|
||
|
||
/**
|
||
* The getObjectByXY() worker method
|
||
*/
|
||
this.getObjectByXY = function (e)
|
||
{
|
||
var mouseXY = RG.getMouseXY(e);
|
||
|
||
// Adjust the mouse Y coordinate for when the bar chart is
|
||
// a 3D variant
|
||
if (prop['chart.variant'] === '3d') {
|
||
var adjustment = prop['chart.variant.threed.angle'] * mouseXY[0];
|
||
mouseXY[1] -= adjustment;
|
||
}
|
||
|
||
|
||
|
||
if (
|
||
mouseXY[0] >= prop['chart.gutter.left']
|
||
&& mouseXY[0] <= (ca.width - prop['chart.gutter.right'])
|
||
&& mouseXY[1] >= prop['chart.gutter.top']
|
||
&& mouseXY[1] <= (ca.height - prop['chart.gutter.bottom'])
|
||
) {
|
||
|
||
return this;
|
||
}
|
||
};
|
||
|
||
|
||
|
||
|
||
/**
|
||
* This method handles the adjusting calculation for when the mouse is moved
|
||
*
|
||
* @param object e The event object
|
||
*/
|
||
this.adjusting_mousemove =
|
||
this.Adjusting_mousemove = function (e)
|
||
{
|
||
/**
|
||
* Handle adjusting for the Bar
|
||
*/
|
||
if (prop['chart.adjustable'] && RG.Registry.Get('chart.adjusting') && RG.Registry.Get('chart.adjusting').uid == this.uid) {
|
||
|
||
// Rounding the value to the given number of decimals make the chart step
|
||
var value = Number(this.getValue(e));
|
||
var shape = this.getShapeByX(e);
|
||
|
||
if (shape) {
|
||
|
||
RG.Registry.Set('chart.adjusting.shape', shape);
|
||
|
||
if (this.stackedOrGrouped && prop['chart.grouping'] == 'grouped') {
|
||
|
||
var indexes = RG.sequentialIndexToGrouped(shape['index'], this.data);
|
||
|
||
if (typeof this.data[indexes[0]] == 'number') {
|
||
this.data[indexes[0]] = Number(value);
|
||
} else if (!RG.is_null(this.data[indexes[0]])) {
|
||
this.data[indexes[0]][indexes[1]] = Number(value);
|
||
}
|
||
} else if (typeof this.data[shape['index']] == 'number') {
|
||
|
||
this.data[shape['index']] = Number(value);
|
||
}
|
||
|
||
RG.redrawCanvas(e.target);
|
||
RG.fireCustomEvent(this, 'onadjust');
|
||
}
|
||
}
|
||
};
|
||
|
||
|
||
|
||
|
||
/**
|
||
* 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 prop = obj.properties,
|
||
coordX = obj.coords[tooltip.__index__][0],
|
||
coordY = obj.coords[tooltip.__index__][1],
|
||
coordW = obj.coords[tooltip.__index__][2],
|
||
coordH = obj.coords[tooltip.__index__][3],
|
||
mouseXY = RG.getMouseXY(window.event),
|
||
canvasXY = RG.getCanvasXY(obj.canvas),
|
||
gutterLeft = prop['chart.gutter.left'],
|
||
gutterTop = prop['chart.gutter.top'],
|
||
width = tooltip.offsetWidth,
|
||
height = tooltip.offsetHeight,
|
||
value = obj.data_arr[tooltip.__index__]
|
||
|
||
|
||
// If the chart is a 3D version the tooltip Y position needs this
|
||
// adjustment
|
||
if (prop['chart.variant'] === '3d' && mouseXY) {
|
||
var adjustment = (prop['chart.variant.threed.angle'] * mouseXY[0]);
|
||
}
|
||
|
||
|
||
// Set the top position
|
||
tooltip.style.left = 0;
|
||
tooltip.style.top = canvasXY[1] + coordY - height - 7 + (adjustment || 0) + 'px';
|
||
|
||
/**
|
||
* If the tooltip is for a negative value - position it underneath the bar
|
||
*/
|
||
if (value < 0) {
|
||
tooltip.style.top = canvasXY[1] + coordY + coordH + 7 + (adjustment || 0)+ 'px';
|
||
}
|
||
|
||
|
||
// By default any overflow is hidden
|
||
tooltip.style.overflow = '';
|
||
|
||
// Inverted arrow
|
||
// data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAsAAAAFCAMAAACkeOZkAAAAK3RFWHRDcmVhdGlvbiBUaW1lAFNhdCA2IE9jdCAyMDEyIDEyOjQ5OjMyIC0wMDAw2S1RlgAAAAd0SU1FB9wKBgszM4Ed2k4AAAAJcEhZcwAACxIAAAsSAdLdfvwAAAAEZ0FNQQAAsY8L/GEFAAAACVBMVEX/AAC9vb3//+92Pom0AAAAAXRSTlMAQObYZgAAAB1JREFUeNpjYAABRgY4YGRiRDCZYBwQE8qBMEEcAANCACqByy1sAAAAAElFTkSuQmCC
|
||
|
||
// The arrow
|
||
var img = new Image();
|
||
img.style.position = 'absolute';
|
||
img.id = '__rgraph_tooltip_pointer__';
|
||
if (value >= 0) {
|
||
img.src = 'data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAABEAAAAFCAYAAACjKgd3AAAARUlEQVQYV2NkQAN79+797+RkhC4M5+/bd47B2dmZEVkBCgcmgcsgbAaA9GA1BCSBbhAuA/AagmwQPgMIGgIzCD0M0AMMAEFVIAa6UQgcAAAAAElFTkSuQmCC';
|
||
img.style.top = (tooltip.offsetHeight - 2) + 'px';
|
||
} else {
|
||
img.src = 'data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAsAAAAFCAMAAACkeOZkAAAAK3RFWHRDcmVhdGlvbiBUaW1lAFNhdCA2IE9jdCAyMDEyIDEyOjQ5OjMyIC0wMDAw2S1RlgAAAAd0SU1FB9wKBgszM4Ed2k4AAAAJcEhZcwAACxIAAAsSAdLdfvwAAAAEZ0FNQQAAsY8L/GEFAAAACVBMVEX/AAC9vb3//+92Pom0AAAAAXRSTlMAQObYZgAAAB1JREFUeNpjYAABRgY4YGRiRDCZYBwQE8qBMEEcAANCACqByy1sAAAAAElFTkSuQmCC';
|
||
img.style.top = '-5px';
|
||
}
|
||
|
||
tooltip.appendChild(img);
|
||
|
||
// Reposition the tooltip if at the edges:
|
||
|
||
// LEFT edge
|
||
if ((canvasXY[0] + coordX + (coordW / 2) - (width / 2)) < 10) {
|
||
tooltip.style.left = (canvasXY[0] + coordX - (width * 0.1)) + (coordW / 2) + '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) + (coordW / 2) + 'px';
|
||
img.style.left = ((width * 0.9) - 8.5) + 'px';
|
||
|
||
// Default positioning - CENTERED
|
||
} else {
|
||
tooltip.style.left = (canvasXY[0] + coordX + (coordW / 2) - (width * 0.5)) + 'px';
|
||
img.style.left = ((width * 0.5) - 8.5) + 'px';
|
||
}
|
||
};
|
||
|
||
|
||
|
||
|
||
/**
|
||
* 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['chart.colors'] = RGraph.array_clone(prop['chart.colors']);
|
||
this.original_colors['chart.key.colors'] = RGraph.array_clone(prop['chart.key.colors']);
|
||
this.original_colors['chart.crosshairs.color'] = prop['chart.crosshairs.color'];
|
||
this.original_colors['chart.highlight.stroke'] = prop['chart.highlight.stroke'];
|
||
this.original_colors['chart.highlight.fill'] = prop['chart.highlight.fill'];
|
||
this.original_colors['chart.text.color'] = prop['chart.text.color'];
|
||
this.original_colors['chart.background.barcolor1'] = prop['chart.background.barcolor1'];
|
||
this.original_colors['chart.background.barcolor2'] = prop['chart.background.barcolor2'];
|
||
this.original_colors['chart.background.grid.color'] = prop['chart.background.grid.color'];
|
||
this.original_colors['chart.background.color'] = prop['chart.background.color'];
|
||
this.original_colors['chart.strokecolor'] = prop['chart.strokecolor'];
|
||
this.original_colors['chart.axis.color'] = prop['chart.axis.color'];
|
||
}
|
||
|
||
|
||
// chart.colors
|
||
var colors = prop['chart.colors'];
|
||
if (colors) {
|
||
for (var i=0; i<colors.length; ++i) {
|
||
colors[i] = this.parseSingleColorForGradient(colors[i]);
|
||
}
|
||
}
|
||
|
||
// chart.key.colors
|
||
var colors = prop['chart.key.colors'];
|
||
if (colors) {
|
||
for (var i=0; i<colors.length; ++i) {
|
||
colors[i] = this.parseSingleColorForGradient(colors[i]);
|
||
}
|
||
}
|
||
|
||
prop['chart.crosshairs.color'] = this.parseSingleColorForGradient(prop['chart.crosshairs.color']);
|
||
prop['chart.highlight.stroke'] = this.parseSingleColorForGradient(prop['chart.highlight.stroke']);
|
||
prop['chart.highlight.fill'] = this.parseSingleColorForGradient(prop['chart.highlight.fill']);
|
||
prop['chart.text.color'] = this.parseSingleColorForGradient(prop['chart.text.color']);
|
||
prop['chart.background.barcolor1'] = this.parseSingleColorForGradient(prop['chart.background.barcolor1']);
|
||
prop['chart.background.barcolor2'] = this.parseSingleColorForGradient(prop['chart.background.barcolor2']);
|
||
prop['chart.background.grid.color'] = this.parseSingleColorForGradient(prop['chart.background.grid.color']);
|
||
prop['chart.background.color'] = this.parseSingleColorForGradient(prop['chart.background.color']);
|
||
prop['chart.strokecolor'] = this.parseSingleColorForGradient(prop['chart.strokecolor']);
|
||
prop['chart.axis.color'] = this.parseSingleColorForGradient(prop['chart.axis.color']);
|
||
};
|
||
|
||
|
||
|
||
|
||
/**
|
||
* 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.createLinearGradient(0,ca.height - prop['chart.gutter.bottom'], 0, prop['chart.gutter.top']);
|
||
|
||
var diff = 1 / (parts.length - 1);
|
||
|
||
grad.addColorStop(0, RG.trim(parts[0]));
|
||
|
||
for (var j=1,len=parts.length; j<len; ++j) {
|
||
grad.addColorStop(j * diff, RGraph.trim(parts[j]));
|
||
}
|
||
}
|
||
|
||
return grad ? grad : color;
|
||
};
|
||
|
||
|
||
|
||
this.drawBevel =
|
||
this.DrawBevel = function ()
|
||
{
|
||
var coords = this.coords;
|
||
var coords2 = this.coords2;
|
||
|
||
var prop = this.properties;
|
||
var co = this.context;
|
||
var ca = this.canvas;
|
||
|
||
if (prop['chart.grouping'] == 'stacked') {
|
||
for (var i=0; i<coords2.length; ++i) {
|
||
if (coords2[i] && coords2[i][0] && coords2[i][0][0]) {
|
||
|
||
var x = coords2[i][0][0];
|
||
var y = coords2[i][0][1];
|
||
var w = coords2[i][0][2];
|
||
|
||
var arr = [];
|
||
for (var j=0; j<coords2[i].length; ++j) {
|
||
arr.push(coords2[i][j][3]);
|
||
}
|
||
var h = RGraph.array_sum(arr);
|
||
|
||
|
||
co.save();
|
||
|
||
co.strokeStyle = 'black';
|
||
|
||
// Clip to the rect
|
||
co.beginPath();
|
||
co.rect(x, y, w, h);
|
||
co.clip();
|
||
|
||
// Add the shadow
|
||
co.shadowColor = 'black';
|
||
co.shadowOffsetX = 0;
|
||
co.shadowOffsetY = 0;
|
||
co.shadowBlur = 20;
|
||
|
||
co.beginPath();
|
||
co.rect(x - 3, y - 3, w + 6, h + 100);
|
||
co.lineWidth = 5;
|
||
co.stroke();
|
||
co.restore();
|
||
}
|
||
}
|
||
} else {
|
||
|
||
for (var i=0; i<coords.length; ++i) {
|
||
if (coords[i]) {
|
||
|
||
var x = coords[i][0];
|
||
var y = coords[i][1];
|
||
var w = coords[i][2];
|
||
var h = coords[i][3];
|
||
|
||
var xaxispos = prop['chart.xaxispos'];
|
||
var xaxis_ycoord = ((ca.height - this.gutterTop - this.gutterBottom) / 2) + this.gutterTop;
|
||
|
||
|
||
co.save();
|
||
|
||
co.strokeStyle = 'black';
|
||
|
||
// Clip to the rect
|
||
co.beginPath();
|
||
co.rect(x, y, w, h);
|
||
|
||
co.clip();
|
||
|
||
// Add the shadow
|
||
co.shadowColor = 'black';
|
||
co.shadowOffsetX = 0;
|
||
co.shadowOffsetY = 0;
|
||
co.shadowBlur = 20;
|
||
|
||
if (xaxispos == 'top' || (xaxispos == 'center' && (y + h) > xaxis_ycoord)) {
|
||
y = y - 100;
|
||
h = h + 100;
|
||
} else {
|
||
y = y;
|
||
h = h + 100;
|
||
}
|
||
|
||
co.beginPath();
|
||
co.rect(x - 3, y - 3, w + 6, h + 6);
|
||
co.lineWidth = 5;
|
||
co.stroke();
|
||
co.restore();
|
||
}
|
||
}
|
||
}
|
||
};
|
||
|
||
|
||
|
||
|
||
/**
|
||
* 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)
|
||
{
|
||
this.coords2.forEach(function (value, idx, arr)
|
||
{
|
||
if (typeof value[index] == 'object' && value[index]) {
|
||
|
||
var x = value[index][0]
|
||
var y = value[index][1]
|
||
var w = value[index][2]
|
||
var h = value[index][3]
|
||
|
||
co.fillStyle = prop['chart.key.interactive.highlight.chart.fill'];
|
||
co.strokeStyle = prop['chart.key.interactive.highlight.chart.stroke'];
|
||
co.lineWidth = 2;
|
||
co.strokeRect(x, y, w, h);
|
||
co.fillRect(x, y, w, h);
|
||
}
|
||
});
|
||
};
|
||
|
||
|
||
|
||
|
||
/**
|
||
* 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;
|
||
};
|
||
|
||
|
||
|
||
|
||
/**
|
||
* Draws the above labels
|
||
*/
|
||
this.drawAboveLabels = function ()
|
||
{
|
||
var labels = prop['chart.labels.above'],
|
||
specific = prop['chart.labels.above.specific'],
|
||
color = prop['chart.labels.above.color'],
|
||
decimals = prop['chart.labels.above.decimals'],
|
||
size = prop['chart.labels.above.size'],
|
||
angle = -1 * prop['chart.labels.above.angle'],
|
||
unitsPre = prop['chart.labels.above.units.pre'],
|
||
unitsPost = prop['chart.labels.above.units.post'],
|
||
coords = this.coords,
|
||
coords2 = this.coords2,
|
||
data = this.data,
|
||
ldata = RG.arrayLinearize(this.data),
|
||
offset = prop['chart.labels.above.offset'],
|
||
text_font = prop['chart.text.font'],
|
||
text_size = prop['chart.text.size'],
|
||
grouping = prop['chart.grouping']
|
||
|
||
|
||
// Turn off any shadow
|
||
RG.noShadow(this);
|
||
|
||
// Color
|
||
co.fillStyle = typeof color === 'string' ? color : prop['chart.text.color'];
|
||
|
||
|
||
// This bit draws the text labels that appear above the bars if requested
|
||
if (labels && grouping === 'grouped') {
|
||
for (var i=0,len=data.length,sequentialIndex=0; i<len; i+=1) {
|
||
|
||
// Alignment for regular, positive bars
|
||
if (typeof data[i] === 'number' && data[i] >= 0) {
|
||
|
||
var angle = angle;
|
||
var halign = (angle ? 'left' : 'center');
|
||
var valign = angle !== 0 ? 'center' : 'bottom';
|
||
|
||
RG.text2(this, {
|
||
'font': text_font,
|
||
'size': typeof size === 'number' ? size : text_size - 3,
|
||
'x': coords2[i][0][0] + (coords2[i][0][2] / 2),
|
||
'y': coords2[i][0][1] - offset,
|
||
'text': specific ? (specific[sequentialIndex] || '') : RG.numberFormat(this, Number(typeof data[i] === 'object' ? data[i][0] : data[i]).toFixed(decimals), unitsPre, unitsPost),
|
||
'halign': halign,
|
||
'valign': valign,
|
||
'angle': angle,
|
||
'marker': false,
|
||
'bounding': false,
|
||
'tag': 'labels.above'
|
||
});
|
||
|
||
sequentialIndex++;
|
||
|
||
|
||
|
||
|
||
|
||
|
||
// Alignment for regular, negative bars
|
||
} else if (typeof data[i] === 'number' && data[i] < 0) {
|
||
|
||
var angle = angle;
|
||
var halign = angle ? 'right' : 'center';
|
||
var valign = angle !== 0 ? 'center' : 'top';
|
||
|
||
|
||
RG.text2(this, {
|
||
'font': text_font,
|
||
'size': typeof size === 'number' ? size : text_size - 3,
|
||
'x': coords2[i][0][0] + (coords2[i][0][2] / 2),
|
||
'y': coords2[i][0][1] + coords2[i][0][3] + offset,
|
||
'text': specific ? (specific[sequentialIndex] || '') : RG.numberFormat(this, Number(typeof data[i] === 'object' ? data[i][0] : data[i]).toFixed(decimals), unitsPre, unitsPost),
|
||
'halign': halign,
|
||
'valign': valign,
|
||
'angle': angle,
|
||
'bounding': false,
|
||
'marker': false,
|
||
'tag': 'labels.above'
|
||
});
|
||
|
||
sequentialIndex++;
|
||
|
||
|
||
|
||
|
||
|
||
|
||
// Alignment for grouped bars
|
||
} else if (typeof data[i] === 'object') {
|
||
|
||
for (var j=0,len2=data[i].length; j<len2; j+=1) {
|
||
|
||
var angle = angle;
|
||
var halign = data[i][j] < 0 ? 'right' : 'left';
|
||
halign = angle === 0 ? 'center' : halign;
|
||
var valign = data[i][j] < 0 ? 'top' : 'bottom';
|
||
valign = angle != 0 ? 'center' : valign;
|
||
|
||
RG.text2(this, {
|
||
'font': text_font,
|
||
'size': typeof size === 'number' ? size : text_size - 3,
|
||
'x': coords2[i][j][0] + (coords2[i][j][2] / 2),
|
||
'y': coords2[i][j][1] + (data[i][j] < 0 ? coords2[i][j][3] + offset: -offset),
|
||
'text': specific ? (specific[sequentialIndex] || '') : RG.numberFormat(this, Number(data[i][j]).toFixed(decimals), unitsPre, unitsPost),
|
||
'halign': halign,
|
||
'valign': valign,
|
||
'angle': angle,
|
||
'bounding': false,
|
||
'marker': false,
|
||
'tag': 'labels.above'
|
||
});
|
||
sequentialIndex++;
|
||
}
|
||
}
|
||
}
|
||
|
||
|
||
|
||
|
||
|
||
/**
|
||
* STACKED bars
|
||
*/
|
||
} else if (labels && grouping === 'stacked') {
|
||
for (var i=0,len=data.length,sequentialIndex=0; i<len; i+=1) {
|
||
if (typeof data[i] === 'object') {
|
||
|
||
var angle = angle;
|
||
var halign = angle != 0 ? 'left' : 'center';
|
||
var valign = angle != 0 ? 'center' : 'bottom';
|
||
|
||
RG.text2(this, {
|
||
'font': text_font,
|
||
'size': typeof size === 'number' ? size : text_size - 3,
|
||
'x': coords2[i][0][0] + (coords2[i][0][2] / 2),
|
||
'y': coords2[i][0][1] + (data[i][0] < 0 ? coords2[i][0][3] : 0) - offset,
|
||
'text': specific ? (specific[sequentialIndex] || '') : RG.numberFormat(this, Number(RG.arraySum(data[i])).toFixed(decimals), unitsPre, unitsPost),
|
||
'halign': halign,
|
||
'valign': valign,
|
||
'angle': angle,
|
||
'bounding': false,
|
||
'marker': false,
|
||
'tag': 'labels.above'
|
||
});
|
||
|
||
sequentialIndex += data[i].length;
|
||
|
||
/**
|
||
* Regular numbers but in a stacked grouping
|
||
*/
|
||
} else {
|
||
|
||
var angle = angle;
|
||
var halign = angle != 0 ? 'left' : 'center';
|
||
var valign = angle != 0 ? 'center' : 'bottom';
|
||
|
||
RG.text2(this, {
|
||
'font': text_font,
|
||
'size': typeof size === 'number' ? size : text_size - 3,
|
||
'x': coords2[i][0][0] + (coords2[i][0][2] / 2),
|
||
'y': coords2[i][0][1] + (data[i][0] < 0 ? coords2[i][0][3] : 0) - offset,
|
||
'text': specific ? (specific[sequentialIndex] || '') : RG.numberFormat(this, Number(data[i]).toFixed(decimals), unitsPre, unitsPost),
|
||
'halign': halign,
|
||
'valign': valign,
|
||
'angle': angle,
|
||
'bounding': false,
|
||
'marker': false,
|
||
'tag': 'labels.above'
|
||
});
|
||
|
||
sequentialIndex++;
|
||
}
|
||
}
|
||
}
|
||
};
|
||
|
||
|
||
|
||
|
||
/**
|
||
* This function runs once only
|
||
*/
|
||
this.firstDrawFunc = function ()
|
||
{
|
||
};
|
||
|
||
|
||
|
||
|
||
/**
|
||
* Bar chart Wave effect This effect defaults to 30 frames - which is
|
||
* approximately half a second. This the prior, older implementation
|
||
* of the Wave effect. It can be slower due to the many timers set
|
||
*
|
||
* @param object obj The chart object
|
||
*/
|
||
this.waveOld = function ()
|
||
{
|
||
var obj = this;
|
||
var opt = arguments[0] ? arguments[0] : {};
|
||
opt.frames = opt.frames ? opt.frames : 15;
|
||
opt.delay = opt.delay || 50;
|
||
var callback = arguments[1] ? arguments[1] : function () {};
|
||
var original_data = [];
|
||
var frame = [];
|
||
var length = obj.data.length;
|
||
|
||
obj.draw();
|
||
//var scale = RGraph.getScale2(obj, {'max':obj.max});
|
||
obj.Set('chart.ymax', obj.scale2.max);
|
||
RG.clear(obj.canvas);
|
||
|
||
for (var i=0,len=length; i<len; ++i) {
|
||
(function (idx)
|
||
{
|
||
original_data[idx] = obj.data[idx];
|
||
obj.data[idx] = typeof obj.data[idx] === 'object' ? [] : 0;
|
||
frame[idx] = typeof obj.data[idx] === 'object' ? [] : 0;
|
||
setTimeout(function () {iterator(idx, opt.frames);}, opt.delay * idx)
|
||
})(i);
|
||
}
|
||
|
||
return this;
|
||
|
||
|
||
function iterator (idx, frames)
|
||
{
|
||
if (frame[idx] <= frames) {
|
||
|
||
// Update the data point
|
||
if (typeof obj.data[idx] === 'number') {
|
||
obj.data[idx] = (frame[idx] / frames) * original_data[idx]
|
||
|
||
} else if (typeof obj.data[idx] === 'object') {
|
||
for (var k=0,len=original_data[idx].length; k<len; ++k) {
|
||
obj.data[idx][k] = (frame[idx] / frames) * original_data[idx][k];
|
||
}
|
||
}
|
||
|
||
RG.clear(obj.canvas);
|
||
RG.redrawCanvas(obj.canvas);
|
||
|
||
++frame[idx];
|
||
RG.Effects.updateCanvas(function () {iterator(idx, frames);});
|
||
|
||
} else if (idx === (length - 1) ) {
|
||
callback(obj);
|
||
}
|
||
}
|
||
};
|
||
|
||
|
||
|
||
|
||
/**
|
||
* (new) Bar chart Wave effect. This is a rewrite that should be smoother
|
||
* because it just uses a single loop and not setTimeout
|
||
*
|
||
* @param object OPTIONAL An object map of options. You specify 'frames' here to give the number of frames in the effect
|
||
* @param function OPTIONAL A function that will be called when the effect is complete
|
||
*/
|
||
this.wave = function ()
|
||
{
|
||
var obj = this,
|
||
opt = arguments[0] || {};
|
||
opt.frames = opt.frames || 60;
|
||
opt.startFrames = [];
|
||
opt.counters = [];
|
||
|
||
var framesperbar = opt.frames / 3,
|
||
frame = -1,
|
||
callback = arguments[1] || function () {},
|
||
original = RG.arrayClone(obj.data);
|
||
|
||
for (var i=0,len=obj.data.length; i<len; i+=1) {
|
||
opt.startFrames[i] = ((opt.frames / 2) / (obj.data.length - 1)) * i;
|
||
|
||
if (typeof obj.data[i] === 'object' && obj.data[i]) {
|
||
opt.counters[i] = [];
|
||
for (var j=0; j<obj.data[i].length; j++) {
|
||
opt.counters[i][j] = 0;
|
||
}
|
||
} else {
|
||
opt.counters[i] = 0;
|
||
}
|
||
}
|
||
|
||
/**
|
||
* This stops the chart from jumping
|
||
*/
|
||
obj.draw();
|
||
obj.Set('ymax', obj.scale2.max);
|
||
RG.clear(obj.canvas);
|
||
|
||
function iterator ()
|
||
{
|
||
++frame;
|
||
|
||
for (var i=0,len=obj.data.length; i<len; i+=1) {
|
||
if (frame > opt.startFrames[i]) {
|
||
if (typeof obj.data[i] === 'number') {
|
||
|
||
obj.data[i] = ma.min(
|
||
ma.abs(original[i]),
|
||
ma.abs(original[i] * ( (opt.counters[i]++) / framesperbar))
|
||
);
|
||
|
||
// Make the number negative if the original was
|
||
if (original[i] < 0) {
|
||
obj.data[i] *= -1;
|
||
}
|
||
} else if (!RG.isNull(obj.data[i])) {
|
||
for (var j=0,len2=obj.data[i].length; j<len2; j+=1) {
|
||
|
||
obj.data[i][j] = ma.min(
|
||
ma.abs(original[i][j]),
|
||
ma.abs(original[i][j] * ( (opt.counters[i][j]++) / framesperbar))
|
||
);
|
||
|
||
// Make the number negative if the original was
|
||
if (original[i][j] < 0) {
|
||
obj.data[i][j] *= -1;
|
||
}
|
||
}
|
||
}
|
||
} else {
|
||
obj.data[i] = typeof obj.data[i] === 'object' && obj.data[i] ? RG.arrayPad([], obj.data[i].length, 0) : (RG.isNull(obj.data[i]) ? null : 0);
|
||
}
|
||
}
|
||
|
||
|
||
if (frame >= opt.frames) {
|
||
callback(obj);
|
||
} else {
|
||
RG.redrawCanvas(obj.canvas);
|
||
RG.Effects.updateCanvas(iterator);
|
||
}
|
||
}
|
||
|
||
iterator();
|
||
|
||
return this;
|
||
};
|
||
|
||
|
||
|
||
|
||
/**
|
||
* Grow
|
||
*
|
||
* The Bar chart Grow effect gradually increases the values of the bars
|
||
*
|
||
* @param object An object of options - eg: {frames: 30}
|
||
* @param function A function to call when the effect is complete
|
||
*/
|
||
this.grow = function ()
|
||
{
|
||
// Callback
|
||
var opt = arguments[0] || {};
|
||
var frames = opt.frames || 30;
|
||
var frame = 0;
|
||
var callback = arguments[1] || function () {};
|
||
var obj = this;
|
||
|
||
// Save the data
|
||
obj.original_data = RG.arrayClone(obj.data);
|
||
|
||
|
||
// Stop the scale from changing by setting chart.ymax (if it's not already set)
|
||
if (prop['chart.ymax'] == null) {
|
||
|
||
var ymax = 0;
|
||
|
||
for (var i=0; i<obj.data.length; ++i) {
|
||
if (RG.isArray(obj.data[i]) && prop['chart.grouping'] === 'stacked') {
|
||
ymax = ma.max(ymax, ma.abs(RG.arraySum(obj.data[i])));
|
||
|
||
} else if (RG.isArray(obj.data[i]) && prop['chart.grouping'] === 'grouped') {
|
||
|
||
for (var j=0,group=[]; j<obj.data[i].length; j++) {
|
||
group.push(ma.abs(obj.data[i][j]));
|
||
}
|
||
|
||
ymax = ma.max(ymax, ma.abs(RG.arrayMax(group)));
|
||
|
||
} else {
|
||
ymax = ma.max(ymax, ma.abs(obj.data[i]));
|
||
}
|
||
}
|
||
|
||
var scale = RG.getScale2(obj, {'max':ymax});
|
||
obj.Set('chart.ymax', scale.max);
|
||
}
|
||
|
||
|
||
|
||
var iterator = function ()
|
||
{
|
||
var easingMultiplier = RG.Effects.getEasingMultiplier(frames, frame);
|
||
|
||
// Alter the Bar chart data depending on the frame
|
||
for (var j=0,len=obj.original_data.length; j<len; ++j) {
|
||
if (typeof obj.data[j] === 'object') {
|
||
for (var k=0,len2=obj.data[j].length; k<len2; ++k) {
|
||
obj.data[j][k] = easingMultiplier * obj.original_data[j][k];
|
||
}
|
||
} else {
|
||
obj.data[j] = easingMultiplier * obj.original_data[j];
|
||
}
|
||
}
|
||
|
||
|
||
|
||
|
||
//RGraph.clear(obj.canvas);
|
||
RGraph.redrawCanvas(obj.canvas);
|
||
|
||
|
||
|
||
|
||
if (frame < frames) {
|
||
frame += 1;
|
||
|
||
RG.Effects.updateCanvas(iterator);
|
||
|
||
// Call the callback function
|
||
} else {
|
||
callback(obj);
|
||
}
|
||
};
|
||
|
||
iterator();
|
||
|
||
return this;
|
||
};
|
||
|
||
|
||
|
||
|
||
/**
|
||
* Register the object
|
||
*/
|
||
RG.register(this);
|
||
|
||
|
||
|
||
|
||
/**
|
||
* This is the 'end' of the constructor so if the first argument
|
||
* contains configuration dsta - handle that.
|
||
*/
|
||
if (parseConfObjectForOptions) {
|
||
RG.parseObjectStyleConfig(this, conf.options);
|
||
}
|
||
};
|
||
|
||
|
||
|
||
|
||
|
||
/**************************
|
||
* This is the combined bar and Line class which makes creating bar/line combo charts a little bit easier *
|
||
/**************************/
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
RGraph.CombinedChart = function ()
|
||
{
|
||
/**
|
||
* Create a default empty array for the objects
|
||
*/
|
||
this.objects = [];
|
||
var objects = [];
|
||
|
||
if (RGraph.isArray(arguments[0])) {
|
||
objects = arguments[0];
|
||
} else {
|
||
|
||
for (var i=0; i<arguments.length; i+=1) {
|
||
|
||
objects[i] = arguments[i];
|
||
}
|
||
}
|
||
|
||
for (var i=0; i<objects.length; ++i) {
|
||
|
||
this.objects[i] = objects[i];
|
||
|
||
/**
|
||
* Set the Line chart gutters to match the Bar chart gutters
|
||
*/
|
||
this.objects[i].Set({
|
||
gutterLeft: this.objects[0].get('gutterLeft'),
|
||
gutterRight: this.objects[0].get('gutterRight'),
|
||
gutterTop: this.objects[0].get('gutterTop'),
|
||
gutterBottom: this.objects[0].get('gutterBottom')
|
||
});
|
||
|
||
if (this.objects[i].type == 'line') {
|
||
|
||
var obj = this.objects[i];
|
||
|
||
/**
|
||
* Set the line chart hmargin
|
||
*/
|
||
obj.set('hmargin', ((this.objects[0].canvas.width - this.objects[0].Get('chart.gutter.right') - this.objects[0].Get('chart.gutter.left')) / this.objects[0].data.length) / 2 );
|
||
|
||
|
||
/**
|
||
* No labels, axes or grid on the Line chart
|
||
*/
|
||
obj.set('noaxes', true);
|
||
obj.set('backgroundGrid', false);
|
||
obj.set('ylabels', false);
|
||
}
|
||
|
||
/**
|
||
* Resizing
|
||
*/
|
||
if (this.objects[i].get('chart.resizable')) {
|
||
var resizable_object = obj;
|
||
}
|
||
}
|
||
|
||
/**
|
||
* Resizing
|
||
*/
|
||
if (resizable_object) {
|
||
/**
|
||
* This recalculates the Line chart hmargin when the chart is resized
|
||
*/
|
||
function myOnresizebeforedraw (obj)
|
||
{
|
||
var gutterLeft = obj.get('gutterLeft');
|
||
var gutterRight = obj.get('gutterRight');
|
||
|
||
obj.set('hmargin', (obj.canvas.width - gutterLeft - gutterRight) / (obj.original_data[0].length * 2));
|
||
}
|
||
|
||
RGraph.AddCustomEventListener(
|
||
resizable_object,
|
||
'onresizebeforedraw',
|
||
myOnresizebeforedraw
|
||
);
|
||
}
|
||
};
|
||
|
||
|
||
|
||
|
||
/**
|
||
* The Add method can be used to add methods to the CombinedChart object.
|
||
*/
|
||
RGraph.CombinedChart.prototype.add =
|
||
RGraph.CombinedChart.prototype.Add = function (obj)
|
||
{
|
||
this.objects.push(obj);
|
||
};
|
||
|
||
|
||
/**
|
||
* The Draw method goes through all of the objects drawing them (sequentially)
|
||
*/
|
||
RGraph.CombinedChart.prototype.draw =
|
||
RGraph.CombinedChart.prototype.Draw = function ()
|
||
{
|
||
for (var i=0; i<this.objects.length; ++i) {
|
||
this.objects[i].Draw();
|
||
}
|
||
}; |