RGraph = window.RGraph || {isRGraph: true};
RGraph.Bipolar = function (conf)
{
if ( typeof conf === 'object'
&& typeof conf.left === 'object'
&& typeof conf.right === 'object'
&& typeof conf.id === 'string') {
var id = conf.id,
canvas = document.getElementById(id),
left = conf.left,
right = conf.right,
parseConfObjectForOptions = true // Set this so the config is parsed (at the end of the constructor)
} else {
var id = conf,
canvas = document.getElementById(id),
left = arguments[1],
right = arguments[2]
}
// Get the canvas and context objects
this.id = id;
this.canvas = canvas;
this.context = this.canvas.getContext('2d');
this.canvas.__object__ = this;
this.type = 'bipolar';
this.coords = [];
this.coords2 = [];
this.coordsLeft = [];
this.coordsRight = [];
this.coords2Left = [];
this.coords2Right = [];
this.max = 0;
this.isRGraph = true;
this.uid = RGraph.CreateUID();
this.canvas.uid = this.canvas.uid ? this.canvas.uid : RGraph.CreateUID();
this.coordsText = [];
this.original_colors = [];
this.firstDraw = true; // After the first draw this will be false
/**
* Compatibility with older browsers
*/
//RGraph.OldBrowserCompat(this.context);
// The left and right data respectively. Ensure that the data is an array
// of numbers
var data = [left, right];
for (var i=0; i<2; ++i) {
data[i].forEach(function (v,k,arr)
{
if (RGraph.isNull(v)) {
// Nada
} else if (typeof v === 'object') {
v.forEach (function (v2,k2,arr2)
{
arr[k][k2] = parseFloat(v2);
});
} else {
arr[k] = parseFloat(v);
}
arr[k] = RGraph.stringsToNumbers(arr[k]);
});
}
this.left = left;
this.right = right;
this.data = [left, right];
this.properties =
{
'chart.background.grid': true,
'chart.background.grid.color': '#ddd',
'chart.background.grid.vlines': true,
'chart.background.grid.hlines': true,
'chart.background.grid.linewidth': 1,
'chart.background.grid.autofit.numvlines': null,
'chart.background.grid.autofit.numhlines': null,
'chart.margin': 5,
'chart.margin.grouped': 3,
'chart.xtickinterval': null,
'chart.labels': [],
'chart.labels.color': null,
'chart.labels.above': false,
'chart.labels.above.font': null,
'chart.labels.above.size': null,
'chart.labels.above.bold': null,
'chart.labels.above.italic': null,
'chart.labels.above.color': null,
'chart.labels.above.units.pre': null,
'chart.labels.above.units.post': null,
'chart.labels.above.decimals': null,
'chart.labels.above.formatter': null,
'chart.text.bold': false,
'chart.text.italic': false,
'chart.text.size': 12,
'chart.text.color': 'black', // (Simple) gradients are not supported
'chart.text.font': 'Segoe UI, Arial, Verdana, sans-serif',
'chart.text.accessible': true,
'chart.text.accessible.overflow': 'visible',
'chart.text.accessible.pointerevents': true,
'chart.title': null,
'chart.title.font': null,
'chart.title.size': null,
'chart.title.bold': null,
'chart.title.italic': null,
'chart.title.color': null,
'chart.title.left': null,
'chart.title.left.font': null,
'chart.title.left.size': null,
'chart.title.left.bold': false,
'chart.title.left.italic': false,
'chart.title.left.color': null,
'chart.title.right': null,
'chart.title.right.font': null,
'chart.title.right.size': null,
'chart.title.right.bold': false,
'chart.title.right.italic': false,
'chart.title.right.color': null,
'chart.gutter.center': 0,
'chart.gutter.center.autosize': true,
'chart.gutter.left': 25,
'chart.gutter.right': 25,
'chart.gutter.top': 25,
'chart.gutter.bottom': 30,
'chart.title': null,
'chart.title.background': null,
'chart.title.hpos': null,
'chart.title.vpos': null,
'chart.title.bold': true,
'chart.title.font': null,
'chart.title.x': null,
'chart.title.y': null,
'chart.title.halign': null,
'chart.title.valign': null,
'chart.colors': ['#afa','#faa','#aaf','#aff','#ffa','#faf','cyan','brown','gray','black','pink','#afa','#faa','#aaf','#aff','#ffa','#faf','cyan','brown','gray','black','pink'],
'chart.colors.sequential': false,
'chart.contextmenu': null,
'chart.tooltips': null,
'chart.tooltips.effect': 'fade',
'chart.tooltips.css.class': 'RGraph_tooltip',
'chart.tooltips.highlight': true,
'chart.tooltips.event': 'onclick',
'chart.highlight.stroke': 'rgba(0,0,0,0)',
'chart.highlight.fill': 'rgba(255,255,255,0.7)',
'chart.units.pre': '',
'chart.units.post': '',
'chart.shadow': false,
'chart.shadow.color': '#ccc',
'chart.shadow.offsetx': 3,
'chart.shadow.offsety': 3,
'chart.shadow.blur': 3,
'chart.annotatable': false,
'chart.annotate.color': 'black',
'chart.xmax': null,
'chart.xmin': 0,
'chart.scale.zerostart': true,
'chart.scale.decimals': null,
'chart.scale.point': '.',
'chart.scale.thousand': ',',
'chart.axis.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.zoom.action': 'zoom',
'chart.resizable': false,
'chart.resize.handle.background': null,
'chart.strokestyle': 'rgba(0,0,0,0)',
'chart.events.mousemove': null,
'chart.events.click': null,
'chart.linewidth': 1,
'chart.noaxes': false,
'chart.noxaxis': false,
'chart.noyaxis': false,
'chart.xlabels': true,
'chart.numyticks': null,
'chart.numxticks': 5,
'chart.axis.linewidth': 1,
'chart.labels.count': 5,
'chart.variant.threed.offsetx': 10,
'chart.variant.threed.offsety': 5,
'chart.variant.threed.angle': 0.1,
'chart.grouping': 'grouped',
'chart.clearto': 'rgba(0,0,0,0)'
}
// Pad the arrays so they're the same size
this.properties['chart.numyticks'] = this.left.length;
/**
* Create the dollar objects so that functions can be added to them
*/
var linear_data = RGraph.arrayLinearize(this.left, this.right);
for (var i=0; i<linear_data.length; ++i) {
this['$' + i] = {};
}
/**
* 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;
}
var RG = RGraph,
ca = this.canvas,
co = ca.getContext('2d'),
prop = this.properties,
pa2 = RG.path2,
win = window,
doc = document,
ma = Math
if (RG.Effects && typeof RG.Effects.decorate === 'function') {
RG.Effects.decorate(this);
}
this.set =
this.Set = function (name)
{
var value = typeof arguments[1] === 'undefined' ? null : arguments[1];
if (arguments.length === 1 && typeof name === 'object') {
RG.parseObjectStyleConfig(this, name);
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
while(name.match(/([A-Z])/)) {
name = name.replace(/([A-Z])/, '.' + RegExp.$1.toLowerCase());
}
//
// Allow for margin and marginGrouped to be reffered to as vmargin
// and vmarginGrouped
//
if (name === 'chart.vmargin') {name = 'chart.margin';}
if (name === 'chart.vmargin.grouped') {name = 'chart.margin.grouped';}
prop[name] = value;
return this;
};
/**
* The getter
*
* @param name string The name of the parameter 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
while(name.match(/([A-Z])/)) {
name = name.replace(/([A-Z])/, '.' + RegExp.$1.toLowerCase());
}
return this.properties[name.toLowerCase()];
};
/**
* Draws the graph
*/
this.draw =
this.Draw = function ()
{
/**
* Fire the onbeforedraw event
*/
RG.fireCustomEvent(this, 'onbeforedraw');
/**
* 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.gutterLeft = prop['chart.gutter.left'];
this.gutterRight = prop['chart.gutter.right'];
this.gutterTop = prop['chart.gutter.top'];
this.gutterBottom = prop['chart.gutter.bottom'];
if (prop['chart.gutter.center.autosize'] && !prop['chart.gutter.center']) {
prop['chart.gutter.center'] = this.getGutterCenter();
}
this.gutterCenter = prop['chart.gutter.center'];
this.left = this.data[0];
this.right = this.data[1];
this.coords = [];
this.coords2 = [];
this.coordsLeft = [];
this.coordsRight = [];
this.coords2Left = [];
this.coords2Right = [];
this.coordsText = [];
if (prop['chart.variant'] === '3d') {
if (prop['chart.text.accessible']) {
} else {
co.setTransform(1,prop['chart.variant.threed.angle'],0,1,0.5,0.5);
}
}
this.axisWidth = (ca.width - prop['chart.gutter.center'] - this.gutterLeft - this.gutterRight) / 2;
this.axisHeight = ca.height - this.gutterTop - this.gutterBottom;
this.sequentialFullIndex = 0;
this.getMax();
this.drawBackgroundGrid();
this.draw3DAxes();
this.drawAxes();
this.drawTicks();
this.drawLeftBars();
this.drawRightBars();
this.drawLeftBars({shadow: false});
this.drawRightBars({shadow: false});
this.drawAxes();
this.drawLabels();
this.drawTitles();
if (prop['chart.contextmenu']) {
RG.ShowContext(this);
}
if (prop['chart.resizable']) {
RG.AllowResizing(this);
}
RG.InstallEventListeners(this);
if (this.firstDraw) {
this.firstDraw = false;
RG.fireCustomEvent(this, 'onfirstdraw');
this.firstDrawFunc();
}
RG.FireCustomEvent(this, 'ondraw');
return this;
};
this.exec = function (func)
{
func(this);
return this;
};
this.draw3DAxes = function ()
{
if (prop['chart.variant'] === '3d') {
var offsetx = prop['chart.variant.threed.offsetx'],
offsety = prop['chart.variant.threed.offsety'];
co.lineWidth = prop['chart.axis.linewidth'] + 0.001;
co.beginPath();
co.strokeStyle = prop['chart.axis.color'];
pa2(co,
'b m % % l % % l % % l % % s #aaa f #ddd',
this.gutterLeft, ma.round( ca.height - this.gutterBottom),
this.gutterLeft + offsetx, ma.round( ca.height - this.gutterBottom - offsety),
this.gutterLeft + offsetx + this.axisWidth, ma.round( ca.height - this.gutterBottom - offsety),
this.gutterLeft + this.axisWidth, ma.round( ca.height - this.gutterBottom)
);
this.draw3DLeftVerticalAxis();
pa2(co,
'b m % % l % % l % % l % % s #aaa f #ddd',
this.gutterLeft + this.gutterCenter + this.axisWidth, ma.round( ca.height - this.gutterBottom),
this.gutterLeft + this.gutterCenter + this.axisWidth + offsetx, ma.round( ca.height - this.gutterBottom - offsety),
this.gutterLeft + this.gutterCenter + this.axisWidth + this.axisWidth + offsetx, ma.round( ca.height - this.gutterBottom - offsety),
this.gutterLeft + this.gutterCenter + this.axisWidth + this.axisWidth, ma.round( ca.height - this.gutterBottom)
);
pa2(co,
'b m % % l % % l % % l % % s #aaa f #ddd',
this.gutterLeft + this.gutterCenter + this.axisWidth, ca.height - this.gutterBottom,
this.gutterLeft + this.gutterCenter + this.axisWidth, ca.height - this.gutterBottom - this.axisHeight,
this.gutterLeft + this.gutterCenter + this.axisWidth + offsetx, ca.height - this.gutterBottom - this.axisHeight - offsety,
this.gutterLeft + this.gutterCenter + this.axisWidth + offsetx, ca.height - this.gutterBottom - offsety
);
}
}
this.draw3DLeftVerticalAxis = function ()
{
if (prop['chart.variant'] === '3d') {
var offsetx = prop['chart.variant.threed.offsetx'],
offsety = prop['chart.variant.threed.offsety'];
pa2(co,
'b m % % l % % l % % l % % s #aaa f #ddd',
this.gutterLeft + this.axisWidth, this.gutterTop,
this.gutterLeft + this.axisWidth + offsetx, this.gutterTop - offsety,
this.gutterLeft + this.axisWidth + offsetx, ca.height - this.gutterBottom - offsety,
this.gutterLeft + this.axisWidth, ca.height - this.gutterBottom
);
}
};
this.drawAxes =
this.DrawAxes = function ()
{
co.lineWidth = prop['chart.axis.linewidth'] + 0.001;
co.beginPath();
co.strokeStyle = prop['chart.axis.color'];
this.axisWidth = (ca.width - prop['chart.gutter.center'] - this.gutterLeft - this.gutterRight) / 2;
this.axisHeight = ca.height - this.gutterTop - this.gutterBottom;
if (prop['chart.noaxes']) {
return;
}
if (!prop['chart.noxaxis']) {
co.moveTo(this.gutterLeft, ma.round( ca.height - this.gutterBottom));
co.lineTo(this.gutterLeft + this.axisWidth, ma.round( ca.height - this.gutterBottom));
}
if (!prop['chart.noyaxis']) {
co.moveTo(ma.round( this.gutterLeft + this.axisWidth), ca.height - this.gutterBottom);
co.lineTo(ma.round( this.gutterLeft + this.axisWidth), this.gutterTop);
}
co.stroke();
co.beginPath();
var x = this.gutterLeft + this.axisWidth + prop['chart.gutter.center'];
if (!prop['chart.noyaxis']) {
co.moveTo(ma.round( x), this.gutterTop);
co.lineTo(ma.round( x), ca.height - this.gutterBottom);
}
if (!prop['chart.noxaxis']) {
co.moveTo(ma.round( x), ma.round( ca.height - this.gutterBottom));
co.lineTo(ca.width - this.gutterRight, ma.round( ca.height - this.gutterBottom));
}
co.stroke();
};
this.drawTicks =
this.DrawTicks = function ()
{
co.lineWidth = prop['chart.axis.linewidth'] + 0.001;
var numDataPoints = this.left.length;
var barHeight = ( (ca.height - this.gutterTop - this.gutterBottom)- (this.left.length * (prop['chart.margin'] * 2) )) / numDataPoints;
this.barHeight = barHeight;
if (prop['chart.noaxes']) {
return;
}
if (!prop['chart.noyaxis'] && prop['chart.numyticks'] > 0) {
co.beginPath();
for (var i=0; i<prop['chart.numyticks']; ++i) {
var y = prop['chart.gutter.top'] + (((ca.height - this.gutterTop - this.gutterBottom) / prop['chart.numyticks']) * i);
co.moveTo(this.gutterLeft + this.axisWidth , y);
co.lineTo(this.gutterLeft + this.axisWidth + 3, y);
}
co.stroke();
co.beginPath();
for (var i=0; i<prop['chart.numyticks']; ++i) {
var y = prop['chart.gutter.top'] + (((ca.height - this.gutterTop - this.gutterBottom) / prop['chart.numyticks']) * i);
co.moveTo(this.gutterLeft + this.axisWidth + prop['chart.gutter.center'], y);
co.lineTo(this.gutterLeft + this.axisWidth + prop['chart.gutter.center'] - 3, y);
}
co.stroke();
if (prop['chart.noxaxis']) {
pa2(
co,
'b m % % l % % s %',
ma.round(this.gutterLeft + this.axisWidth),
ca.height - this.gutterBottom,
ma.round(this.gutterLeft + this.axisWidth + 4),
(ca.height - this.gutterBottom),
co.strokeStyle
);
pa2(
co,
'b m % % l % % s %',
ma.round(this.gutterLeft + this.axisWidth + prop['chart.gutter.center']),
ca.height - this.gutterBottom,
ma.round(this.gutterLeft + this.axisWidth + prop['chart.gutter.center']) - 4,
(ca.height - this.gutterBottom),
co.strokeStyle
);
}
}
/**
* X tickmarks
*/
if (!prop['chart.noxaxis'] && prop['chart.numxticks'] > 0) {
var xInterval = this.axisWidth / prop['chart.numxticks'];
// Is chart.xtickinterval specified ? If so, use that.
if (typeof(prop['chart.xtickinterval']) == 'number') {
xInterval = prop['chart.xtickinterval'];
}
// Draw the left sides X tick marks
for (i=this.gutterLeft; i<(this.gutterLeft + this.axisWidth); i+=xInterval) {
co.beginPath();
co.moveTo(ma.round( i), ca.height - this.gutterBottom);
co.lineTo(ma.round( i), (ca.height - this.gutterBottom) + 4);
co.closePath();
co.stroke();
}
// Draw the right sides X tick marks
var stoppingPoint = ca.width - this.gutterRight;
for (i=(this.gutterLeft + this.axisWidth + prop['chart.gutter.center'] + xInterval); i<=stoppingPoint; i+=xInterval) {
co.beginPath();
co.moveTo(ma.round(i), ca.height - this.gutterBottom);
co.lineTo(ma.round(i), (ca.height - this.gutterBottom) + 4);
co.closePath();
co.stroke();
}
// Draw an exra tick if the Y axis isn't being shown
if (prop['chart.noyaxis']) {
pa2(
co,
'b m % % l % % s %',
ma.round(this.gutterLeft + this.axisWidth),
ca.height - this.gutterBottom,
ma.round(this.gutterLeft + this.axisWidth),
(ca.height - this.gutterBottom) + 4,
co.strokeStyle
);
pa2(
co,
'b m % % l % % s %',
ma.round(this.gutterLeft + this.axisWidth + prop['chart.gutter.center']),
ca.height - this.gutterBottom,
ma.round(this.gutterLeft + this.axisWidth + prop['chart.gutter.center']),
(ca.height - this.gutterBottom) + 4,
co.strokeStyle
);
}
}
};
this.getMax =
this.GetMax = function()
{
var dec = prop['chart.scale.decimals'];
if (prop['chart.xmax']) {
var max = prop['chart.xmax'];
var min = prop['chart.xmin'];
this.scale2 = RG.getScale2(this, {
max: max,
min: min,
strict: true,
'scale.thousand':prop['chart.scale.thousand'],
'scale.point':prop['chart.scale.point'],
'scale.decimals':prop['chart.scale.decimals'],
'ylabels.count':prop['chart.labels.count'],
'scale.round':prop['chart.scale.round'],
'units.pre': prop['chart.units.pre'],
'units.post': prop['chart.units.post']
});
this.max = this.scale2.max;
this.min = this.scale2.min;
} else {
var max = 1;
for (var i=0; i<this.left.length; ++i) {
if (typeof this.left[i] === 'number') {
max = ma.max(max, this.left[i]);
} else if (RG.isNull(this.left[i])) {
} else {
max = ma.max(max, prop['chart.grouping'] === 'stacked' ? RG.arraySum(this.left[i]) : RG.arrayMax(this.left[i]));
}
}
for (var i=0; i<this.right.length; ++i) {
if (typeof this.right[i] === 'number') {
max = ma.max(max, this.right[i]);
} else if (RG.isNull(this.right[i])) {
} else {
max = ma.max(max, prop['chart.grouping'] === 'stacked' ? RG.arraySum(this.right[i]) : RG.arrayMax(this.right[i]));
}
}
this.scale2 = RG.getScale2(this, {
max: max,
min: prop['chart.xmin'],
'scale.thousand': prop['chart.scale.thousand'],
'scale.point': prop['chart.scale.point'],
'scale.decimals': prop['chart.scale.decimals'],
'ylabels.count': prop['chart.labels.count'],
'scale.round': prop['chart.scale.round'],
'units.pre': prop['chart.units.pre'],
'units.post': prop['chart.units.post']
});
this.max = this.scale2.max;
this.min = this.scale2.min;
}
};
this.drawLeftBars =
this.DrawLeftBars = function ()
{
var opt = {};
if (typeof arguments[0] === 'object') {
opt.shadow = arguments[0].shadow;
} else {
opt.shadow = true;
}
var offsetx = prop['chart.variant.threed.offsetx'],
offsety = prop['chart.variant.threed.offsety'];
// Set the stroke colour
co.strokeStyle = prop['chart.strokestyle'];
// Set the linewidth
co.lineWidth = prop['chart.linewidth'];
for (var i=0,sequentialColorIndex=0; i<this.left.length; ++i) {
/**
* Turn on a shadow if requested
*/
if (prop['chart.shadow'] && prop['chart.variant'] !== '3d' && opt.shadow) {
co.shadowColor = prop['chart.shadow.color'];
co.shadowBlur = prop['chart.shadow.blur'];
co.shadowOffsetX = prop['chart.shadow.offsetx'];
co.shadowOffsetY = prop['chart.shadow.offsety'];
}
if (typeof this.left[i] === 'number') {
// If chart.colors.sequential is specified - handle that
// ** There's another instance of this further down **
if (prop['chart.colors.sequential']) {
co.fillStyle = prop['chart.colors'][sequentialColorIndex];
} else {
co.fillStyle = prop['chart.colors'][0];
}
var width = (( (this.left[i] - this.min) / (this.max - this.min)) * this.axisWidth);
var coords = [
ma.round( this.gutterLeft + this.axisWidth - width),
ma.round( this.gutterTop + (i * ( this.axisHeight / this.left.length)) + prop['chart.margin']),
width,
this.barHeight
];
if (this.left[i] !== null) {
co.strokeRect(
coords[0],
coords[1],
coords[2],
coords[3]
);
co.fillRect(
coords[0],
coords[1],
coords[2],
coords[3]
);
}
if (prop['chart.variant'] === '3d' && this.left[i] !== null) {
if (prop['chart.shadow'] && opt.shadow) {
co.shadowColor = prop['chart.shadow.color'];
co.shadowBlur = prop['chart.shadow.blur'];
co.shadowOffsetX = prop['chart.shadow.offsetx'];
co.shadowOffsetY = prop['chart.shadow.offsety'];
pa2(co,
'b m % % l % % l % % l % % f black sc rgba(0,0,0,0) sx 0 sy 0 sb 0',
coords[0] + offsetx, coords[1] - offsety,
coords[0] + offsetx + coords[2], coords[1] - offsety,
coords[0] + offsetx + coords[2], coords[1] - offsety + coords[3],
coords[0] + offsetx,coords[1] - offsety + coords[3]
);
}
// If chart.colors.sequential is specified - handle that (again)
//
// ** There's another instance of this further up **
if (prop['chart.colors.sequential']) {
co.fillStyle = prop['chart.colors'][i];
} else {
co.fillStyle = prop['chart.colors'][0];
}
pa2(co,
'b m % % l % % l % % l % % f %',
coords[0],coords[1],
coords[0] + offsetx, coords[1] - offsety,
coords[0] + offsetx + coords[2], coords[1] - offsety,
coords[0] + coords[2], coords[1]
);
pa2(co,
'b m % % l % % l % % l % % f rgba(255,255,255,0.4)',
coords[0],coords[1],
coords[0] + offsetx, coords[1] - offsety,
coords[0] + offsetx + coords[2], coords[1] - offsety,
coords[0] + coords[2], coords[1]
);
}
if (!opt.shadow) {
this.coords.push([
coords[0],
coords[1],
coords[2],
coords[3]
]);
this.coordsLeft.push([
coords[0],
coords[1],
coords[2],
coords[3]
]);
}
sequentialColorIndex++;
} else if (typeof this.left[i] === 'object' && prop['chart.grouping'] === 'stacked') {
for (var j=0,accumulatedWidth=0; j<this.left[i].length; ++j) {
// If chart.colors.sequential is specified - handle that
// ** There's another instance of this further down **
if (prop['chart.colors.sequential']) {
co.fillStyle = prop['chart.colors'][sequentialColorIndex];
} else {
co.fillStyle = prop['chart.colors'][j];
}
var value = this.left[i][j],
min = this.min,
max = this.max,
margin = prop['chart.margin'],
width = (( (value - min) / (max - min)) * this.axisWidth),
sectionHeight = ma.round((this.axisHeight / this.left.length)),
height = ma.round((sectionHeight - (2 * margin))),
x = ma.round(this.gutterLeft + this.axisWidth - width - accumulatedWidth),
y = ma.round(this.gutterTop + margin + (i * sectionHeight));
accumulatedWidth += width;
if (this.left[i] !== null) {
co.strokeRect(x, y, width, height);
co.fillRect(x, y, width, height);
}
if (prop['chart.variant'] === '3d' && this.left[i] !== null) {
if (prop['chart.shadow'] && opt.shadow) {
co.shadowColor = prop['chart.shadow.color'];
co.shadowBlur = prop['chart.shadow.blur'];
co.shadowOffsetX = prop['chart.shadow.offsetx'];
co.shadowOffsetY = prop['chart.shadow.offsety'];
pa2(co,
'b m % % l % % l % % l % % f black sc rgba(0,0,0,0) sx 0 sy 0 sb 0',
x + offsetx, y - offsety,
x + offsetx + width, y - offsety,
x + offsetx + width, y - offsety + height,
x + offsetx,y - offsety + height
);
}
// If chart.colors.sequential is specified - handle that (again)
//
// ** There's another instance of this further up **
if (prop['chart.colors.sequential']) {
co.fillStyle = prop['chart.colors'][sequentialColorIndex];
} else {
co.fillStyle = prop['chart.colors'][j];
}
pa2(co,
'b m % % l % % l % % l % % f %',
x,y,
x + offsetx, y - offsety,
x + offsetx + width, y - offsety,
x + width, y
);
pa2(co,
'b m % % l % % l % % l % % f rgba(255,255,255,0.4)',
x,y,
x + offsetx, y - offsety,
x + offsetx + width, y - offsety,
x + width, y
);
}
if (!opt.shadow) {
this.coords.push([
x,
y,
width,
height
]);
this.coordsLeft.push([
x,
y,
width,
height
]);
if (!RG.isArray(this.coords2[i])) {
this.coords2[i] = [];
}
this.coords2[i].push([
x,
y,
width,
height
]);
if (!RG.isArray(this.coords2Left[i])) {
this.coords2Left[i] = [];
}
this.coords2Left[i].push([
x,
y,
width,
height
]);
}
sequentialColorIndex++;
}
} else if (typeof this.left[i] === 'object' && !RG.isNull(this.left[i])) {
for (var j=0; j<this.left[i].length; ++j) {
// If chart.colors.sequential is specified - handle that
// ** There's another instance of this further down **
if (prop['chart.colors.sequential']) {
co.fillStyle = prop['chart.colors'][sequentialColorIndex];
} else {
co.fillStyle = prop['chart.colors'][j];
}
var value = this.left[i][j],
min = this.min,
max = this.max,
margin = prop['chart.margin'],
marginGrouped = prop['chart.margin.grouped'],
width = (( (value - min) / (max - min)) * this.axisWidth),
sectionHeight = ma.round((this.axisHeight / this.left.length)),
height = ma.round((sectionHeight - (2 * margin) - (2 * marginGrouped)) / this.left[i].length),
x = ma.round(this.gutterLeft + this.axisWidth - width),
y = ma.round(this.gutterTop + margin + (i * sectionHeight) + (height * j) + (j * marginGrouped));
if (this.left[i] !== null) {
co.strokeRect(x, y, width, height);
co.fillRect(x, y, width, height);
}
if (prop['chart.variant'] === '3d' && this.left[i] !== null) {
if (prop['chart.shadow'] && opt.shadow) {
co.shadowColor = prop['chart.shadow.color'];
co.shadowBlur = prop['chart.shadow.blur'];
co.shadowOffsetX = prop['chart.shadow.offsetx'];
co.shadowOffsetY = prop['chart.shadow.offsety'];
pa2(co,
'b m % % l % % l % % l % % f black sc rgba(0,0,0,0) sx 0 sy 0 sb 0',
x + offsetx, y - offsety,
x + offsetx + width, y - offsety,
x + offsetx + width, y - offsety + height,
x + offsetx,y - offsety + height
);
}
// If chart.colors.sequential is specified - handle that (again)
//
// ** There's another instance of this further up **
if (prop['chart.colors.sequential']) {
co.fillStyle = prop['chart.colors'][sequentialColorIndex];
} else {
co.fillStyle = prop['chart.colors'][j];
}
pa2(co,
'b m % % l % % l % % l % % f %',
x,y,
x + offsetx, y - offsety,
x + offsetx + width, y - offsety,
x + width, y
);
pa2(co,
'b m % % l % % l % % l % % f rgba(255,255,255,0.4)',
x,y,
x + offsetx, y - offsety,
x + offsetx + width, y - offsety,
x + width, y
);
}
if (!opt.shadow) {
this.coords.push([
x,
y,
width,
height
]);
this.coordsLeft.push([
x,
y,
width,
height
]);
if (!RG.isArray(this.coords2[i])) {
this.coords2[i] = [];
}
this.coords2[i].push([
x,
y,
width,
height
]);
if (!RG.isArray(this.coords2Left[i])) {
this.coords2Left[i] = [];
}
this.coords2Left[i].push([
x,
y,
width,
height
]);
}
sequentialColorIndex++;
}
}
this.draw3DLeftVerticalAxis();
}
RG.noShadow(this);
co.lineWidth = 1;
};
this.drawRightBars =
this.DrawRightBars = function ()
{
var opt = {};
if (typeof arguments[0] === 'object') {
opt.shadow = arguments[0].shadow;
} else {
opt.shadow = true;
}
var offsetx = prop['chart.variant.threed.offsetx'],
offsety = prop['chart.variant.threed.offsety'];
// Set the stroke colour
co.strokeStyle = prop['chart.strokestyle'];
// Set the linewidth
co.lineWidth = prop['chart.linewidth'];
/**
* Turn on a shadow if requested
*/
if (prop['chart.shadow'] && prop['chart.variant'] !== '3d' && opt.shadow) {
co.shadowColor = prop['chart.shadow.color'];
co.shadowBlur = prop['chart.shadow.blur'];
co.shadowOffsetX = prop['chart.shadow.offsetx'];
co.shadowOffsetY = prop['chart.shadow.offsety'];
}
for (var i=0,sequentialColorIndex=this.left.length; i<this.right.length; ++i) {
if (typeof this.right[i] === 'number') {
// If chart.colors.sequential is specified - handle that
if (prop['chart.colors.sequential']) {
co.fillStyle = prop['chart.colors'][sequentialColorIndex];
} else {
co.fillStyle = prop['chart.colors'][0];
}
var width = (((this.right[i] - this.min) / (this.max - this.min)) * this.axisWidth);
var coords = [
ma.round( this.gutterLeft + this.axisWidth + prop['chart.gutter.center']),
ma.round( prop['chart.margin'] + (i * (this.axisHeight / this.right.length)) + this.gutterTop),
width,
this.barHeight
];
if (this.right[i] !== null) {
co.strokeRect(ma.round( coords[0]), Math.round( coords[1]), coords[2], coords[3]);
co.fillRect(ma.round( coords[0]), Math.round( coords[1]), coords[2], coords[3]);
}
// Draw the 3D sides if required
if (prop['chart.variant'] === '3d' && this.right[i] !== null) {
var color = co.fillStyle;
// If the shadow is enabled draw the backface for
// (that we don't actually see
if (prop['chart.shadow'] && opt.shadow) {
co.shadowColor = prop['chart.shadow.color'];
co.shadowBlur = prop['chart.shadow.blur'];
co.shadowOffsetX = prop['chart.shadow.offsetx'];
co.shadowOffsetY = prop['chart.shadow.offsety'];
pa2(co,
'b m % % l % % l % % l % % f black sc rgba(0,0,0,0) sx 0 sy 0 sb 0',
coords[0] + offsetx, coords[1] - offsety,
coords[0] + offsetx + coords[2], coords[1] - offsety,
coords[0] + offsetx + coords[2], coords[1] - offsety + coords[3],
coords[0] + offsetx,coords[1] - offsety + coords[3]
);
}
pa2(co,
'b m % % l % % l % % l % % f %',
coords[0],coords[1],
coords[0] + offsetx, coords[1] - offsety,
coords[0] + offsetx + coords[2], coords[1] - offsety,
coords[0] + coords[2], coords[1],
color
);
pa2(co,
'b m % % l % % l % % l % % f %',
coords[0] + coords[2],coords[1],
coords[0] + coords[2] + offsetx, coords[1] - offsety,
coords[0] + coords[2] + offsetx, coords[1] - offsety + coords[3],
coords[0] + coords[2],coords[1] + coords[3],
color
);
pa2(co,
'b m % % l % % l % % l % % f rgba(255,255,255,0.6)',
coords[0],coords[1],
coords[0] + offsetx, coords[1] - offsety,
coords[0] + offsetx + coords[2], coords[1] - offsety,
coords[0] + coords[2], coords[1]
);
pa2(co,
'b m % % l % % l % % l % % f rgba(0,0,0,0.3)',
coords[0] + coords[2],coords[1],
coords[0] + coords[2] + offsetx, coords[1] - offsety,
coords[0] + coords[2] + offsetx, coords[1] - offsety + coords[3],
coords[0] + coords[2],coords[1] + coords[3]
);
}
if (!opt.shadow) {
this.coords[sequentialColorIndex] = [
coords[0],
coords[1],
coords[2],
coords[3]
];
this.coordsRight[i] = [
coords[0],
coords[1],
coords[2],
coords[3]
];
}
} else if (typeof this.left === 'object' && prop['chart.grouping'] === 'stacked') {
for (var j=0,accumulatedWidth=0; j<this.right[i].length; ++j) {
// If chart.colors.sequential is specified - handle that
// ** There's another instance of this further down **
if (prop['chart.colors.sequential']) {
co.fillStyle = prop['chart.colors'][sequentialColorIndex];
} else {
co.fillStyle = prop['chart.colors'][j];
}
var value = this.right[i][j],
min = this.min,
max = this.max,
margin = prop['chart.margin'],
width = (( (value - min) / (max - min)) * this.axisWidth),
sectionHeight = ma.round((this.axisHeight / this.right.length)),
height = ma.round((sectionHeight - (2 * margin))),
x = ma.round(this.gutterLeft + this.axisWidth +prop['chart.gutter.center'] + accumulatedWidth),
y = ma.round(this.gutterTop + margin + (i * sectionHeight));
accumulatedWidth += width;
if (this.right[i] !== null) {
co.strokeRect(x, y, width, height);
co.fillRect(x, y, width, height);
}
if (prop['chart.variant'] === '3d' && this.right[i] !== null) {
var color = co.fillStyle;
if (prop['chart.shadow'] && opt.shadow) {
co.shadowColor = prop['chart.shadow.color'];
co.shadowBlur = prop['chart.shadow.blur'];
co.shadowOffsetX = prop['chart.shadow.offsetx'];
co.shadowOffsetY = prop['chart.shadow.offsety'];
pa2(co,
'b m % % l % % l % % l % % f black sc rgba(0,0,0,0) sx 0 sy 0 sb 0',
x + offsetx, y - offsety,
x + offsetx + width, y - offsety,
x + offsetx + width, y - offsety + height,
x + offsetx, y - offsety + height
);
}
// Draw the top
pa2(co,
'b m % % l % % l % % l % % f %',
x, y,
x + offsetx, y - offsety,
x + offsetx + width, y - offsety,
x + width, y,
color
);
// Draw the right hand side - but only
// if this the most right hand side segment
if (j === (this.right[i].length - 1)) {
pa2(co,
'b m % % l % % l % % l % % f %',
x + width,y,
x + width + offsetx, y - offsety,
x + width + offsetx, y - offsety + height,
x + width,y + height,
color
);
// Draw the DARKER right hand side
pa2(co,
'b m % % l % % l % % l % % f rgba(0,0,0,0.3)',
x + width,y,
x + width + offsetx, y - offsety,
x + width + offsetx, y - offsety + height,
x + width,y + height
);
}
// Draw the LIGHTER top
pa2(co,
'b m % % l % % l % % l % % f rgba(255,255,255,0.6)',
x,y,
x + offsetx, y - offsety,
x + offsetx + width, y - offsety,
x + width, y
);
}
// Only store coordinates if this isn't a shadow iteration
if (!opt.shadow) {
this.coords.push([
x,
y,
width,
height
]);
if (!RG.isArray(this.coords2[sequentialColorIndex])) {
this.coords2[sequentialColorIndex] = [];
}
this.coords2[sequentialColorIndex].push([
x,
y,
width,
height
]);
this.coordsRight.push([
x,
y,
width,
height
]);
if (!RG.isArray(this.coords2Right[i])) {
this.coords2Right[i] = [];
}
this.coords2Right[i].push([
x,
y,
width,
height
]);
}
sequentialColorIndex++;
}
} else if (typeof this.right[i] === 'object') {
for (var j=0; j<this.right[i].length; ++j) {
if (prop['chart.colors.sequential']) {
co.fillStyle = prop['chart.colors'][sequentialColorIndex];
} else {
co.fillStyle = prop['chart.colors'][j];
}
/**
* Work out the coordinates
*/
var value = this.right[i][j],
min = this.min,
max = this.max,
margin = prop['chart.margin'],
marginGrouped = prop['chart.margin.grouped'],
width = (( (value - min) / (max - min)) * this.axisWidth),
sectionHeight = ma.round((this.axisHeight / this.right.length)),
height = ma.round((sectionHeight - (2 * margin) - (2 * marginGrouped)) / this.right[i].length),
x = ma.round(this.gutterLeft + this.axisWidth + prop['chart.gutter.center']),
y = ma.round(this.gutterTop + margin + (i * sectionHeight) + (height * j) + (j * marginGrouped));
if (this.right[i] !== null) {
co.strokeRect(x, y, width, height);
co.fillRect(x, y, width, height);
}
// Only store coordinates if this isn't a shadow iteration
if (!opt.shadow) {
this.coords.push([
x,
y,
width,
height
]);
this.coordsRight.push([
x,
y,
width,
height
]);
if (!RG.isArray(this.coords2[this.left.length + i])) {
this.coords2[this.left.length + i] = [];
}
this.coords2[this.left.length + i].push([
x,
y,
width,
height
]);
if (!RG.isArray(this.coords2Right[i])) {
this.coords2Right[i] = [];
}
this.coords2Right[i].push([
x,
y,
width,
height
]);
}
sequentialColorIndex++;
if (prop['chart.variant'] === '3d' && this.right[i] !== null) {
var color = co.fillStyle;
if (prop['chart.shadow'] && opt.shadow) {
co.shadowColor = prop['chart.shadow.color'];
co.shadowBlur = prop['chart.shadow.blur'];
co.shadowOffsetX = prop['chart.shadow.offsetx'];
co.shadowOffsetY = prop['chart.shadow.offsety'];
pa2(co,
'b m % % l % % l % % l % % f black sc rgba(0,0,0,0) sx 0 sy 0 sb 0',
x + offsetx, y - offsety,
x + offsetx + width, y - offsety,
x + offsetx + width, y - offsety + height,
x + offsetx, y - offsety + height
);
}
// Draw the top
pa2(co,
'b m % % l % % l % % l % % f %',
x, y,
x + offsetx, y - offsety,
x + offsetx + width, y - offsety,
x + width, y,
color
);
// Draw the right hand side
pa2(co,
'b m % % l % % l % % l % % f %',
x + width,y,
x + width + offsetx, y - offsety,
x + width + offsetx, y - offsety + height,
x + width,y + height,
color
);
// Draw the LIGHTER top
pa2(co,
'b m % % l % % l % % l % % f rgba(255,255,255,0.6)',
x,y,
x + offsetx, y - offsety,
x + offsetx + width, y - offsety,
x + width, y
);
// Draw the DARKER right hand side
pa2(co,
'b m % % l % % l % % l % % f rgba(0,0,0,0.3)',
x + width,y,
x + width + offsetx, y - offsety,
x + width + offsetx, y - offsety + height,
x + width,y + height
);
}
}
}
sequentialColorIndex++;
}
/**
* Turn off any shadow
*/
RG.noShadow(this);
// Reset the linewidth
co.lineWidth = 1;
};
/**
* Draws the titles
*/
this.drawLabels =
this.DrawLabels = function ()
{
var font = prop['chart.labels.font'] || prop['chart.text.font'],
color = prop['chart.labels.color'] || prop['chart.text.color'],
size = prop['chart.labels.size'] || prop['chart.text.size'],
bold = typeof prop['chart.labels.bold'] === 'boolean' ? prop['chart.labels.bold'] : prop['chart.text.bold'],
italic = typeof prop['chart.labels.italic'] === 'boolean' ? prop['chart.labels.italic'] : prop['chart.text.italic'],
labels = prop['chart.labels'],
barAreaHeight = ca.height - this.gutterTop - this.gutterBottom
co.fillStyle = color;
for (var i=0,len=labels.length; i<len; ++i) {
RG.text2(this, {
color: color,
font: font,
size: size,
x: this.gutterLeft + this.axisWidth + (prop['chart.gutter.center'] / 2),
y: this.gutterTop + ((barAreaHeight / labels.length) * (i)) + ((barAreaHeight / labels.length) / 2),
text: String(labels[i] ? String(labels[i]) : ''),
halign: 'center',
valign: 'center',
marker: false,
bold: bold,
italic: italic,
tag: 'labels'
});
}
co.fillStyle = prop['chart.text.color'];
if (prop['chart.xlabels']) {
// Determine a ew things
var grapharea = (ca.width - prop['chart.gutter.center'] - this.gutterLeft - this.gutterRight) / 2,
font = prop['chart.text.font'],
size = prop['chart.text.size'],
bold = prop['chart.text.bold'],
italic = prop['chart.text.italic'],
color = prop['chart.text.color'];
// Now draw the X labels for the left hand side
for (var i=0; i<this.scale2.labels.length; ++i) {
RG.text2(this, {
font: font,
size: size,
bold: bold,
italic: italic,
x: this.gutterLeft + ((grapharea / this.scale2.labels.length) * i),
y: ca.height - this.gutterBottom + 3,
text: this.scale2.labels[this.scale2.labels.length - i - 1],
valign: 'top',
halign: 'center',
color: color,
tag: 'scale'
});
// Draw the scale for the right hand side
RG.text2(this, {
font: font,
size: size,
bold: bold,
italic: italic,
x: this.gutterLeft+ grapharea + prop['chart.gutter.center'] + ((grapharea / this.scale2.labels.length) * (i + 1)),
y: ca.height - this.gutterBottom + 3,
text: this.scale2.labels[i],
valign: 'top',
halign: 'center',
tag: 'scale'
});
}
// Draw zero?
if (prop['chart.scale.zerostart']) {
RG.text2(this, {
font: font,
size: size,
bold: bold,
italic: italic,
x: this.gutterLeft + this.axisWidth,
y: ca.height - this.gutterBottom + 3,
text: '0',
valign: 'top',
halign: 'center',
tag: 'scale'
});
RG.text2(this, {
font: font,
size: size,
bold: bold,
italic: italic,
x: this.gutterLeft + this.axisWidth + this.gutterCenter,
y: ca.height - this.gutterBottom + 3,
text: '0',
valign: 'top',
halign: 'center',
tag: 'scale'
});
}
}
//
// Draw above labels
//
if (prop['chart.labels.above']) {
this.drawLabelsAbove();
}
};
//
// This function draws the above labels
//
this.drawLabelsAbove = function ()
{
var coordsLeft = RG.arrayReverse(this.coordsLeft);
var coordsRight = RG.arrayReverse(this.coordsRight);
// Draw the left sides above labels
for (var i=0,seq=0; i<coordsLeft.length; ++i, ++seq) {
if (typeof this.left[i] == 'number') {
var coords = coordsLeft[i];
RG.text2(this, {
font: prop['chart.labels.above.font'] || prop['chart.text.font'],
size: prop['chart.labels.above.size'] || prop['chart.text.size'],
x: coords[0] - 5,
y: coords[1] + (coords[3] / 2),
text: typeof prop['chart.labels.above.formatter'] === 'function' ? prop['chart.labels.above.formatter'](this, this.left[i]) : RG.numberFormat(
this,
this.left[i].toFixed(typeof prop['chart.labels.above.decimals'] === 'number' ? prop['chart.labels.above.decimals'] : 0),
prop['chart.labels.above.units.pre'],
prop['chart.labels.above.units.post']
),
valign: 'center',
halign: 'right',
color: prop['chart.labels.above.color'] || prop['chart.text.color'],
bold: typeof prop['chart.labels.above.bold'] === 'boolean' ? prop['chart.labels.above.bold'] : prop['chart.text.bold'],
italic: typeof prop['chart.labels.above.italic'] === 'boolean' ? prop['chart.labels.above.italic'] : prop['chart.text.italic'],
tag: 'labels.above'
});
// A grouped chart
} else if (typeof this.left[i] === 'object') {
// Loop through the group
for (var j=0; j<this.left[i].length; ++j,++seq) {
// Stacked charts only show the above label on the last
// segment of the bar
if (prop['chart.grouping'] === 'stacked' && j !== 0 ) {
continue;
}
var coords = coordsLeft[seq];
RG.text2(this, {
font: prop['chart.labels.above.font'] || prop['chart.text.font'],
size: prop['chart.labels.above.size'] || prop['chart.text.size'],
x: coords[0] - 5,
y: coords[1] + (coords[3] / 2),
text: typeof prop['chart.labels.above.formatter'] === 'function' ? prop['chart.labels.above.formatter'](this, this.left[i][j]) : RG.numberFormat(
this,
RG.isNull(this.left[i][j]) || isNaN(this.left[i][j]) ? '' : (prop['chart.grouping'] === 'stacked' ? RG.arraySum(this.left[i]): Number(this.left[i][j])).toFixed(typeof prop['chart.labels.above.decimals'] === 'number' ? prop['chart.labels.above.decimals'] : 0),
prop['chart.labels.above.units.pre'],
prop['chart.labels.above.units.post']
),
valign: 'center',
halign: 'right',
color: prop['chart.labels.above.color'] || null,
bold: typeof prop['chart.labels.above.bold'] === 'boolean' ? prop['chart.labels.above.bold'] : false,
italic: typeof prop['chart.labels.above.italic'] === 'boolean' ? prop['chart.labels.above.italic'] : false,
tag: 'labels.above'
});
}
seq--;
}
}
// Draw the right sides above labels
for (i=0,seq=0; i<coordsRight.length; ++i,++seq) {
if (typeof this.right[i] === 'number') {
var coords = coordsRight[i];
RG.text2(this, {
font: prop['chart.labels.above.font'] || prop['chart.text.font'],
size: prop['chart.labels.above.size'] || prop['chart.text.size'],
x: coords[0] + coords[2] + 5,
y: coords[1] + (coords[3] / 2),
text: typeof prop['chart.labels.above.formatter'] === 'function' ? prop['chart.labels.above.formatter'](this, this.right[i]) : RG.numberFormat(
this,
this.right[i].toFixed(typeof prop['chart.labels.above.decimals'] === 'number' ? prop['chart.labels.above.decimals'] : 0),
prop['chart.labels.above.units.pre'],
prop['chart.labels.above.units.post']
),
valign: 'center',
halign: 'left',
color: prop['chart.labels.above.color'] || null,
bold: typeof prop['chart.labels.above.bold'] === 'boolean' ? prop['chart.labels.above.bold'] : false,
italic: typeof prop['chart.labels.above.italic'] === 'boolean' ? prop['chart.labels.above.italic'] : false,
tag: 'labels.above'
});
// A grouped/stacked chart
} else if (typeof this.right[i] === 'object') {
// Loop through the group
for (var j=0; j<this.right[i].length; ++j,++seq) {
// Stacked charts only show the above label on the last
// segment of the bar
if (prop['chart.grouping'] === 'stacked' && j !== 0) {
continue;
}
var coords = coordsRight[seq];
RG.text2(this, {
font: prop['chart.labels.above.font'] || prop['chart.text.font'],
size: prop['chart.labels.above.size'] || prop['chart.text.size'],
x: coords[0] + coords[2] + 5,
y: coords[1] + (coords[3] / 2),
text: typeof prop['chart.labels.above.formatter'] === 'function' ? prop['chart.labels.above.formatter'](this, this.right[i][j]) : RG.numberFormat(
this,
RG.isNull(this.right[i][j]) || isNaN(this.right[i][j]) ? '' : Number(this.right[i][j]).toFixed(typeof prop['chart.labels.above.decimals'] === 'number' ? prop['chart.labels.above.decimals'] : 0),
prop['chart.labels.above.units.pre'],
prop['chart.labels.above.units.post']
),
valign: 'center',
halign: 'left',
color: prop['chart.labels.above.color'] || null,
bold: typeof prop['chart.labels.above.bold'] === 'boolean' ? prop['chart.labels.above.bold'] : false,
italic: typeof prop['chart.labels.above.italic'] === 'boolean' ? prop['chart.labels.above.italic'] : false,
tag: 'labels.above'
});
}
--seq;
}
}
};
/**
* Draws the titles
*/
this.drawTitles =
this.DrawTitles = function ()
{
// Draw the left title
if (typeof prop['chart.title.left'] === 'string') {
RG.text2(this, {
font: prop['chart.title.left.font'] || prop['chart.text.font'],
size: prop['chart.title.left.size'] || prop['chart.text.size'],
x: this.gutterLeft + 5,
y: this.gutterTop - 5,
text: prop['chart.title.left'],
halign:'left',
valign: 'bottom',
bold: typeof prop['chart.title.left.bold'] === 'boolean' ? prop['chart.title.left.bold'] : prop['chart.text.bold'],
italic: typeof prop['chart.title.left.italic'] === 'boolean' ? prop['chart.title.left.italic'] : prop['chart.text.italic'],
color: prop['chart.title.left.color'] || prop['chart.text.color'],
tag: 'title.left'
});
}
// Draw the right title
if (typeof prop['chart.title.right'] === 'string') {
RG.text2(this, {
font: prop['chart.title.right.font'] || prop['chart.text.font'],
size: prop['chart.title.right.size'] || prop['chart.text.size'],
x: ca.width - this.gutterRight - 5,
y: this.gutterTop - 5,
text: prop['chart.title.right'],
halign: 'right',
valign: 'bottom',
bold: typeof prop['chart.title.right.bold'] === 'boolean' ? prop['chart.title.right.bold'] : prop['chart.right.bold'],
italic: typeof prop['chart.title.right.italic'] === 'boolean' ? prop['chart.title.right.italic'] : prop['chart.right.italic'],
color: prop['chart.title.right.color'] || prop['chart.text.color'],
tag: 'title.right'
});
}
// Draw the main title for the whole chart
if (typeof prop['chart.title'] === 'string') {
RG.drawTitle(
this,
prop['chart.title'],
this.gutterTop,
null,
prop['chart.title.size'] ? prop['chart.title.size'] : null
);
}
};
/**
* 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 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;
}
/**
* Returns the appropriate focussed bar coordinates
*
* @param e object The event object
*/
this.getShape =
this.getBar = function (e)
{
var canvas = this.canvas,
context = this.context,
mouseXY = RG.getMouseXY(e)
/**
* Loop through the bars determining if the mouse is over a bar
*/
for (var i=0; i<this.coords.length; i++) {
var mouseX = mouseXY[0],
mouseY = mouseXY[1],
left = this.coords[i][0],
top = this.coords[i][1],
width = this.coords[i][2],
height = this.coords[i][3]
if (prop['chart.variant'] === '3d') {
pa2(co,
'b r % % % %',
left,
top,
width,
height
);
var over = co.isPointInPath(mouseX, mouseY);
} else {
var over = (mouseX >= left && mouseX <= (left + width) && mouseY >= top && mouseY <= (top + height) );
}
// Is the mouse cursor over a shape?
if (over) {
var tooltip = RG.parseTooltipText(prop['chart.tooltips'], i);
return {
0: this,
1: left,
2: top,
3: width,
4: height,
5: i,
object: this,
x: left,
y: top,
width: width,
height: height,
index: i,
tooltip: tooltip
};
}
}
return null;
};
/**
* 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)
{
if (typeof prop['chart.highlight.style'] === 'function') {
(prop['chart.highlight.style'])(shape);
} else {
RG.Highlight.Rect(this, shape);
}
};
/**
* When you click on the canvas, this will return the relevant value (if any)
*
* REMEMBER This function will need updating if the Bipolar ever gets chart.ymin
*
* @param object e The event object
*/
this.getValue = function (e)
{
var obj = e.target.__object__;
var mouseXY = RG.getMouseXY(e);
var mouseX = mouseXY[0];
/**
* Left hand side
*/
if (mouseX > this.gutterLeft && mouseX < ( (ca.width / 2) - (prop['chart.gutter.center'] / 2) )) {
var value = (mouseX - prop['chart.gutter.left']) / this.axisWidth;
value = this.max - (value * this.max);
}
/**
* Right hand side
*/
if (mouseX < (ca.width - this.gutterRight) && mouseX > ( (ca.width / 2) + (prop['chart.gutter.center'] / 2) )) {
var value = (mouseX - prop['chart.gutter.left'] - this.axisWidth - prop['chart.gutter.center']) / this.axisWidth;
value = (value * this.max);
}
return value;
};
/**
* The getObjectByXY() worker method. Don't call this call:
*
* RGraph.ObjectRegistry.getObjectByXY(e)
*
* @param object e The event object
*/
this.getObjectByXY = function (e)
{
var mouseXY = RG.getMouseXY(e);
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 function positions a tooltip when it is displayed
*
* @param obj object The chart object
* @param int x The X coordinate specified for the tooltip
* @param int y The Y coordinate specified for the tooltip
* @param objec tooltip The tooltips DIV element
*
this.positionTooltip = function (obj, x, y, tooltip, idx)
{
var coordX = obj.coords[tooltip.__index__][0],
coordY = obj.coords[tooltip.__index__][1],
coordW = obj.coords[tooltip.__index__][2],
coordH = obj.coords[tooltip.__index__][3],
canvasXY = RG.getCanvasXY(obj.canvas),
mouseXY = RG.getMouseXY(window.event),
gutterLeft = obj.Get('chart.gutter.left'),
gutterTop = obj.Get('chart.gutter.top'),
width = tooltip.offsetWidth,
height = tooltip.offsetHeight
// 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 = window.event.pageY - height - 5 + 'px';
// By default any overflow is hidden
tooltip.style.overflow = '';
// LEFT edge
if (canvasXY[0] + mouseXY[0] - (width / 2) < 0) {
tooltip.style.left = canvasXY[0] + mouseXY[0] - (width * 0.1) + 'px';
// RIGHT edge
} else if (canvasXY[0] + mouseXY[0] + (width / 2) > doc.body.offsetWidth) {
tooltip.style.left = canvasXY[0] + mouseXY[0] - (width * 0.9) + 'px';
// Default positioning - CENTERED
} else {
tooltip.style.left = canvasXY[0] + mouseXY[0] - (width / 2) + 'px';
}
};*/
/**
* Returns the X coords for a value. Returns two coords because there are... two scales.
*
* @param number value The value to get the coord for
*/
this.getXCoord = function (value)
{
if (value > this.max || value < 0) {
return null;
}
var ret = [];
// The offset into the graph area
var offset = ((value / this.max) * this.axisWidth);
// Get the coords (one fo each side)
ret[0] = (this.gutterLeft + this.axisWidth) - offset;
ret[1] = (ca.width - this.gutterRight - this.axisWidth) + offset;
return ret;
};
/**
* 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'] = RG.array_clone(prop['chart.colors']);
this.original_colors['chart.highlight.stroke'] = RG.array_clone(prop['chart.highlight.fill']);
this.original_colors['chart.highlight.fill'] = RG.array_clone(prop['chart.highlight.fill']);
this.original_colors['chart.axis.color'] = RG.array_clone(prop['chart.axis.color']);
this.original_colors['chart.strokestyle'] = RG.array_clone(prop['chart.strokestyle']);
}
var props = this.properties;
var colors = props['chart.colors'];
for (var i=0; i<colors.length; ++i) {
colors[i] = this.parseSingleColorForGradient(colors[i]);
}
props['chart.highlight.stroke'] = this.parseSingleColorForGradient(props['chart.highlight.stroke']);
props['chart.highlight.fill'] = this.parseSingleColorForGradient(props['chart.highlight.fill']);
props['chart.axis.color'] = this.parseSingleColorForGradient(props['chart.axis.color']);
props['chart.strokestyle'] = this.parseSingleColorForGradient(props['chart.strokestyle']);
};
/**
* 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(prop['chart.gutter.left'],0,ca.width - prop['chart.gutter.right'],0);
var diff = 1 / (parts.length - 1);
grad.addColorStop(0, RG.trim(parts[0]));
for (var j=1; j<parts.length; ++j) {
grad.addColorStop(j * diff, RG.trim(parts[j]));
}
}
return grad ? grad : color;
};
/**
* 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;
}
if (typeof this[type] !== 'function') {
this[type] = func;
} else {
RG.addCustomEventListener(this, type, func);
}
return this;
};
//
// Draw the background grid
//
this.drawBackgroundGrid = function ()
{
if (prop['chart.background.grid']) {
var variant = prop['chart.variant'],
color = prop['chart.background.grid.color'],
numvlines = prop['chart.labels.count'],
numhlines = this.left.length,
vlines = prop['chart.background.grid.vlines'],
hlines = prop['chart.background.grid.hlines'],
linewidth = prop['chart.background.grid.linewidth'];
// Autofit
if (typeof prop['chart.background.grid.autofit.numhlines'] === 'number') {
numhlines = prop['chart.background.grid.autofit.numhlines'];
}
if (typeof prop['chart.background.grid.autofit.numvlines'] === 'number') {
numvlines = prop['chart.background.grid.autofit.numvlines'];
}
co.lineWidth = linewidth;
// If it's a bar and 3D variant, translate
if (variant == '3d') {
co.save();
co.translate(
prop['chart.variant.threed.offsetx'],
-1 * prop['chart.variant.threed.offsety']
);
}
if (vlines) {
for (var i=0; i<=numvlines; i+=1) {
pa2(co,
'b m % % l % % s %',
this.gutterLeft + (this.axisWidth / numvlines) * i, this.gutterTop,
this.gutterLeft + (this.axisWidth / numvlines) * i, this.gutterTop + this.axisHeight,
color
);
}
}
if (hlines) {
for (var i=0; i<=numhlines; i+=1) {
pa2(co,
'b m % % l % % s %',
this.gutterLeft, this.gutterTop + (this.axisHeight / numhlines) * i,
this.gutterLeft + this.axisWidth, this.gutterTop + (this.axisHeight / numhlines) * i,
color
);
}
}
if (vlines) {
for (var i=0; i<=numvlines; i+=1) {
pa2(co,
'b m % % l % % s %',
this.gutterLeft + this.gutterCenter + this.axisWidth + (this.axisWidth / numvlines) * i, this.gutterTop,
this.gutterLeft + this.gutterCenter + this.axisWidth + (this.axisWidth / numvlines) * i, this.gutterTop + this.axisHeight,
color
);
}
}
if (hlines) {
for (var i=0; i<=numhlines; i+=1) {
pa2(co,
'b m % % l % % s %',
this.gutterLeft + this.axisWidth + this.gutterCenter, this.gutterTop + (this.axisHeight / numhlines) * i,
this.gutterLeft + this.axisWidth + this.gutterCenter + this.axisWidth, this.gutterTop + (this.axisHeight / numhlines) * i,
color
);
}
}
if (variant == '3d') {
co.restore();
}
}
};
/**
* This function runs once only
* (put at the end of the file (before any effects))
*/
this.firstDrawFunc = function ()
{
};
//
// Calulate the center gutter size
//
this.getGutterCenter = function ()
{
var bold = typeof prop['chart.labels.bold'] === 'boolean' ? prop['chart.labels.bold'] : prop['chart.text.bold'],
font = typeof prop['chart.labels.font'] === 'string' ? prop['chart.labels.font'] : prop['chart.text.font'],
size = typeof prop['chart.labels.size'] === 'number' ? prop['chart.labels.size'] : prop['chart.text.size'];
// Loop through the labels measuring them
for (var i=0,len=0; i<prop['chart.labels'].length; ++i) {
len = ma.max(len, RG.measureText(
prop['chart.labels'][i],
bold,
font,
size
)[0]);
}
return len + 15;
};
/**
* Objects are now always registered so that when RGraph.Redraw()
* is called this chart will be redrawn.
*/
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);
}
/**
* Grow
*
* The Bipolar 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] || {},
frames = opt.frames || 30,
frame = 0,
callback = arguments[1] || function () {},
obj = this;
// Save the data
var originalLeft = RG.arrayClone(this.left),
originalRight = RG.arrayClone(this.right);
// Stop the scale from changing by setting xmax (if it's
if (RG.isNull(prop['chart.xmax'])) {
var xmax = 0;
this.getMax();
this.Set('chart.xmax', this.scale2.max);
}
var iterator = function ()
{
var easingMultiplier = RG.Effects.getEasingMultiplier(frames, frame);
for (var i=0; i<obj.left.length; i+=1) {
if (typeof obj.left[i] === 'number') {
obj.left[i] = easingMultiplier * originalLeft[i];
} else {
for (var j=0; j<obj.left[i].length; ++j) {
obj.left[i][j] = easingMultiplier * originalLeft[i][j];
}
}
}
for (var i=0; i<obj.right.length; i+=1) {
if (typeof obj.right[i] === 'number') {
obj.right[i] = easingMultiplier * originalRight[i];
} else {
for (var j=0; j<obj.right[i].length; ++j) {
obj.right[i][j] = easingMultiplier * originalRight[i][j];
}
}
}
RG.redrawCanvas(obj.canvas);
if (frame < frames) {
frame += 1;
RG.Effects.updateCanvas(iterator);
} else {
callback(obj);
}
};
iterator();
return this;
};
this.wave = function ()
{
var obj = this,
opt = arguments[0] || {};
opt.frames = opt.frames || 120;
opt.startFrames_left = [];
opt.startFrames_right = [];
opt.counters_left = [];
opt.counters_right = [];
var framesperbar = opt.frames / 3,
frame_left = -1,
frame_right = -1,
callback = arguments[1] || function () {},
original_left = RG.arrayClone(obj.left),
original_right = RG.arrayClone(obj.right);
for (var i=0,len=obj.left.length; i<len; i+=1) {
opt.startFrames_left[i] = ((opt.frames / 3) / (obj.left.length - 1)) * i;
opt.startFrames_right[i] = ((opt.frames / 3) / (obj.right.length - 1)) * i;
opt.counters_left[i] = 0;
opt.counters_right[i] = 0;
}
obj.draw();
obj.set('xmax', obj.scale2.max);
RG.clear(obj.canvas);
for (var i=0,len=obj.left.length; i<len; i+=1) {
if (typeof obj.left[i] === 'number') obj.left[i] = 0;
if (typeof obj.right[i] === 'number') obj.right[i] = 0;
}
function iteratorLeft ()
{
++frame_left;
for (var i=0,len=obj.left.length; i<len; i+=1) {
if (frame_left > opt.startFrames_left[i]) {
var isNull = RG.isNull(obj.left[i]);
if (typeof obj.left[i] === 'number') {
obj.left[i] = ma.min(
ma.abs(original_left[i]),
ma.abs(original_left[i] * ( (opt.counters_left[i]++) / framesperbar))
);
if (original_left[i] < 0) {
obj.left[i] *= -1;
}
} else if (RG.isArray(obj.left[i])) {
for (var j=0; j<obj.left[i].length; ++j) {
obj.left[i][j] = ma.min(
ma.abs(original_left[i][j]),
ma.abs(original_left[i][j] * ( (opt.counters_left[i]++) / framesperbar))
);
if (original_left[i][j] < 0) {
obj.left[i][j] *= -1;
}
}
}
if (isNull) {
obj.left[i] = null;
}
} else {
obj.left[i] = typeof obj.left[i] === 'object' && obj.left[i] ? RG.arrayPad([], obj.left[i].length, 0) : (RG.isNull(obj.left[i]) ? null : 0);
}
}
if (frame_left < opt.frames) {
RG.redrawCanvas(obj.canvas);
RG.Effects.updateCanvas(iteratorLeft);
}
}
function iteratorRight ()
{
++frame_right;
for (var i=0,len=obj.right.length; i<len; i+=1) {
if (frame_right > opt.startFrames_right[i]) {
var isNull = RG.isNull(obj.right[i]);
if (typeof obj.left[i] === 'number') {
obj.right[i] = ma.min(
ma.abs(original_right[i]),
ma.abs(original_right[i] * ( (opt.counters_right[i]++) / framesperbar))
);
if (original_right[i] < 0) {
obj.right[i] *= -1;
}
if (isNull) {
obj.right[i] = null;
}
} else if (RG.isArray(obj.right[i])) {
for (var j=0; j<obj.right[i].length; ++j) {
obj.right[i][j] = ma.min(
ma.abs(original_right[i][j]),
ma.abs(original_right[i][j] * ( (opt.counters_right[i]++) / framesperbar))
);
if (original_right[i][j] < 0) {
obj.right[i][j] *= -1;
}
}
}
} else {
obj.right[i] = typeof obj.right[i] === 'object' && obj.right[i] ? RG.arrayPad([], obj.right[i].length, 0) : (RG.isNull(obj.right[i]) ? null : 0);
}
}
if (frame_right < opt.frames) {
RG.redrawCanvas(obj.canvas);
RG.Effects.updateCanvas(iteratorRight);
} else {
callback(this);
}
}
iteratorLeft();
iteratorRight();
return this;
};
};