// o---------------------------------------------------------------------------------o
// | This file is part of the RGraph package - you can learn more at: |
// | |
// | https://www.rgraph.net/license.html |
// | |
// | RGraph is dual-licensed under the Open Source GPL license. That means that it's |
// | free to use and there are no restrictions on what you can use RGraph for! |
// | If the GPL license does not suit you however, then there's an inexpensive |
// | commercial license option available. See the URL above for more details. |
// o---------------------------------------------------------------------------------o
//
// This is a library of a few functions that make it easier to do
// effects like fade-ins or expansion.
//
//
// Initialise the various objects
//
RGraph = window.RGraph || {isrgraph:true,isRGraph: true,rgraph:true};
RGraph.Effects = RGraph.Effects || {};
RGraph.Effects.Common = {};
// Module pattern
(function (win, doc, undefined)
{
var ua = navigator.userAgent;
//
// This functions adds the generic effects to thechart object
//
// @param object obj The chart object
//
RGraph.Effects.decorate = function (obj)
{
for (i in RGraph.Effects.Common) {
if (typeof RGraph.Effects.Common[i] === 'function') {
obj[i] = RGraph.Effects.Common[i];
}
}
};
//
// A function used to replace the canvas with a DIV, which in turn holds the canvas. This way the page
// layout doesn't shift in the canvas is resized.
//
// @param object canvas The canvas to replace.
//
RGraph.Effects.wrap = function (canvas)
{
if (!canvas.rgraph_wrapper) {
// Create the place holder DIV
var div = jQuery('<div></div>').css({
width: canvas.width + 'px',
height: canvas.height + 'px',
cssFloat: canvas.style.cssFloat,
left: canvas.style.left,
top: canvas.style.top,
display: 'inline-block'
}).get(0);
// Add the new DIV to the DOM
canvas.parentNode.insertBefore(div, canvas);
// Remove the canvas from the document
canvas.parentNode.removeChild(canvas);
// Add it back in as a child of the place holder
div.appendChild(canvas);
// Reset the positioning information on the canvas
canvas.style.position = 'relative';
canvas.style.left = (div.offsetWidth / 2) + 'px';
canvas.style.top = (div.offsetHeight / 2) + 'px';
canvas.style.cssFloat = '';
// Add a reference to the canvas to the DIV so that repeated plays of the anumation
// don't keep replacing the canvas with a new DIV
canvas.rgraph_wrapper = div;
}
var div = canvas.rgraph_wrapper;
return div;
};
//
// fadeIn
//
// This function simply uses the CSS opacity property - initially set to zero and
// increasing to 1 over the period of 0.5 second
//
RGraph.Effects.Common.fadeIn = function ()
{
// This function gets added to the chart object - so the this
// variable is the chart object
var obj = this;
var opt = arguments[0] || {};
var frames = opt.frames || 30;
var duration = (frames / 60) * 1000;
var frame = 0;
var callback = arguments[1] || function () {};
// Initially the opacity should be zero
obj.canvas.style.opacity = 0;
// Draw the chart
RGraph.redrawCanvas(obj.canvas);
// Now fade the chart in
for (var i=1; i<=frames; ++i) {
(function (index)
{
setTimeout(function ()
{
obj.canvas.style.opacity = (index / frames);
if (index >= frames) {
callback(obj);
}
}, (index / frames) * duration);
})(i)
}
return obj;
};
//
// fadeOut
//
// This function is a reversal of the above function - fading out instead of in
//
RGraph.Effects.Common.fadeOut = function ()
{
// This function gets added to the chart object - so the this
// variable is the chart object
var obj = this;
var opt = arguments[0] || {};
var frames = opt.frames || 30;
var duration = (frames / 60) * 1000;
var frame = 0;
var callback = arguments[1] || function () {};
// Now fade the chart out
for (var i=1; i<=frames; ++i) {
(function (index)
{
setTimeout(function ()
{
obj.canvas.style.opacity = 1 - (index / frames);
if (index >= frames) {
callback(obj);
}
}, (index / frames) * duration);
})(i)
}
return this;
};
//
// fadeSlideIn
//
// This function fades the canvas in in a sliding motion
//
RGraph.Effects.Common.fadeSlideIn = function ()
{
// This function gets added to the chart object - so the this
// variable is the chart object
var obj = this,
opt = arguments[0] || {},
frames = opt.frames || 30,
frame = 0,
pc = -20,
step = (120 - pc) / frames,
canvasXY = RGraph.getCanvasXY(obj.canvas),
color = opt.color || 'white',
callback = arguments[1] || function () {};
// Draw the chart
RGraph.redrawCanvas(obj.canvas);
// Create the cover
jQuery('<div id="rgraph_fadeslide_cover_' + obj.id + '"></div>').css({
background: 'linear-gradient(135deg, rgba(255,255,255,0) ' + pc + '%, ' + color + ' ' + (pc + 20) + '%)',
width:obj.canvas.width + 'px',
height: obj.canvas.height + 'px',
top: canvasXY[1] + 'px',
left: canvasXY[0] + 'px',
position: 'absolute'
}).appendTo(jQuery(obj.canvas.parentNode));
function iterator ()
{
if (pc < 120) {
jQuery('div#rgraph_fadeslide_cover_' + obj.id).css({
background: 'linear-gradient(135deg, rgba(255,255,255,0) ' + pc + '%, ' + color + ' ' + (pc + 20) + '%)'
});
pc += step;
RGraph.Effects.updateCanvas(iterator);
} else {
jQuery('div#rgraph_fadeslide_cover_' + obj.id).remove();
callback(obj);
}
}
iterator();
};
//
// fadeSlideOut
//
// Fades the canvas out in a sliding motion
//
RGraph.Effects.Common.fadeSlideOut = function ()
{
// This function gets added to the chart object - so the this
// variable is the chart object
var obj = this;
var opt = arguments[0] || {};
var frames = opt.frames || 30;
var frame = 0;
var pc = -20;
var step = (120 - pc) / frames;
var canvasXY = RGraph.getCanvasXY(obj.canvas);
var color = opt.color || 'white';
var callback = arguments[1] || function () {};
// Draw the chart
RGraph.redrawCanvas(obj.canvas);
// Create the cover
jQuery('<div id="rgraph_fadeslide_cover_' + obj.id + '"></div>').css({
background: 'linear-gradient(135deg, ' + color + ' ' + pc + '%, rgba(255,255,255,0) ' + (pc + 20) + '%)',
width:obj.canvas.width + 'px',
height: obj.canvas.height + 'px',
top: canvasXY[1] + 'px',
left: canvasXY[0] + 'px',
position: 'absolute'
}).appendTo(jQuery(obj.canvas.parentNode));
function iterator ()
{
if (pc < 120) {
jQuery('div#rgraph_fadeslide_cover_' + obj.id).css({
background: 'linear-gradient(135deg, ' + color + ' ' + pc + '%, rgba(255,255,255,0) ' + (pc + 20) + '%)'
});
pc += step;
RGraph.Effects.updateCanvas(iterator);
} else {
RGraph.clear(obj.canvas, obj.get('clearto'))
jQuery('div#rgraph_fadeslide_cover_' + obj.id).remove();
callback(obj);
}
}
iterator();
};
//
// fadeCircularIn
//
// This function uses radial CSS gradients to cover the canvas with a radial fade in effect
// (from the center outwards)
//
RGraph.Effects.Common.fadeCircularInOutwards = function ()
{
// This function gets added to the chart object - so the this
// variable is the chart object
var obj = this;
var opt = arguments[0] || {};
var frames = opt.frames || 120;
var frame = 0;
var radius = 0;
var canvasXY = RGraph.getCanvasXY(obj.canvas);
var color = opt.color || 'white';
var callback = arguments[1] || function () {};
// Draw the chart
RGraph.redrawCanvas(obj.canvas);
// Create the cover
jQuery('<div id="rgraph_fadeslide_cover_' + obj.id + '"></div>').css({
background: 'radial-gradient(rgba(255,255,255,0) 0%, white ' + radius + '%)',
width: obj.canvas.width + 'px',
height: obj.canvas.height + 'px',
top: canvasXY[1],
left: canvasXY[0],
position: 'absolute'
}).appendTo(jQuery(obj.canvas.parentNode));
function iterator ()
{
if (frame < frames) {
jQuery('div#rgraph_fadeslide_cover_' + obj.id).css({
background: 'radial-gradient(rgba(255,255,255,0) ' + ((frame++ / frames) * 100) + '%, ' + color + ' ' + ((frame++ / frames) * 150) + '%)'
});
RGraph.Effects.updateCanvas(iterator);
} else {
jQuery('div#rgraph_fadeslide_cover_' + obj.id).remove();
callback(obj);
}
}
iterator();
};
//
// fadeCircularOut
//
// This function uses radial CSS gradients to cover the canvas with a radial fade out effect
// (from the center outwards)
//
RGraph.Effects.Common.fadeCircularOutOutwards = function ()
{
// This function gets added to the chart object - so the this
// variable is the chart object
var obj = this;
var opt = arguments[0] || {};
var frames = opt.frames || 120;
var frame = 0;
var canvasXY = RGraph.getCanvasXY(obj.canvas);
var color = opt.color || 'white';
var callback = arguments[1] || function () {};
// Draw the chart
RGraph.redrawCanvas(obj.canvas);
// Create the cover
jQuery('<div id="rgraph_fadeslide_cover_' + obj.id + '"></div>').css({
background: 'radial-gradient(rgba(255,255,255,0) 0%, white 0%)',
width: obj.canvas.width + 'px',
height: obj.canvas.height + 'px',
top: canvasXY[1],
left: canvasXY[0],
position: 'absolute'
}).appendTo(jQuery(obj.canvas.parentNode));
function iterator ()
{
if (frame < frames) {
jQuery('div#rgraph_fadeslide_cover_' + obj.id).css({
background: 'radial-gradient(' + color + ' ' + ((frame++ / frames) * 100) + '%, rgba(255,255,255,0) ' + ((frame++ / frames) * 150) + '%)'
});
RGraph.Effects.updateCanvas(iterator);
} else {
RGraph.clear(obj.canvas, color);
jQuery('div#rgraph_fadeslide_cover_' + obj.id).remove();
callback(obj);
}
}
iterator();
};
//
// fadeCircularInInwards
//
RGraph.Effects.Common.fadeCircularInInwards = function ()
{
// This function gets added to the chart object - so the this
// variable is the chart object
var obj = this;
var opt = arguments[0] || {};
var frames = opt.frames || 120;
var frame = 0;
var radius = Math.max(obj.canvas.width, obj.canvas.height);
var canvasXY = RGraph.getCanvasXY(obj.canvas);
var color = opt.color || 'white';
var callback = arguments[1] || function () {};
// Draw the chart
RGraph.redrawCanvas(obj.canvas);
// Create the cover
jQuery('<div id="rgraph_fadeslide_cover_' + obj.id + '"></div>').css({
background: 'radial-gradient(rgba(255,255,255,0) 100%, rgba(255,255,255,0) 0%)',
width:obj.canvas.width + 'px',
height: obj.canvas.height + 'px',
top: canvasXY[1] + 'px',
left: canvasXY[0] + 'px',
position: 'absolute'
}).appendTo(jQuery(obj.canvas.parentNode));
function iterator ()
{
if (frame < frames) {
jQuery('div#rgraph_fadeslide_cover_' + obj.id).css({
background: 'radial-gradient(' + color + ' ' + (( (frames - frame++) / frames) * 100) + '%, rgba(255,255,255,0) ' + (( (frames - frame++) / frames) * 120) + '%)'
});
RGraph.Effects.updateCanvas(iterator);
} else {
jQuery('div#rgraph_fadeslide_cover_' + obj.id).remove();
callback(obj);
}
}
iterator();
};
//
// fadeCircularOutReverse
//
RGraph.Effects.Common.fadeCircularOutInwards = function ()
{
// This function gets added to the chart object - so the this
// variable is the chart object
var obj = this;
var opt = arguments[0] || {};
var frames = opt.frames || 120;
var frame = 0;
var radius = Math.max(obj.canvas.width, obj.canvas.height);
var canvasXY = RGraph.getCanvasXY(obj.canvas);
var color = opt.color || 'white';
var callback = arguments[1] || function () {};
// Draw the chart
RGraph.redrawCanvas(obj.canvas);
// Create the cover
jQuery('<div id="rgraph_fadeslide_cover_' + obj.id + '"></div>').css({
background: 'radial-gradient(rgba(255,255,255,0) 0%, rgba(255,255,255,0) 0%)',
width:obj.canvas.width + 'px',
height: obj.canvas.height + 'px',
top: canvasXY[1],
left: canvasXY[0],
position: 'absolute'
}).appendTo(jQuery(obj.canvas.parentNode));
function iterator ()
{
if (frame < frames) {
jQuery('div#rgraph_fadeslide_cover_' + obj.id).css({
background: 'radial-gradient(rgba(255,255,255,0) ' + (( (frames - frame++) / frames) * 100) + '%, ' + color + ' ' + (( (frames - frame++) / frames) * 120) + '%)'
});
RGraph.Effects.updateCanvas(iterator);
} else {
RGraph.clear(obj.canvas);
jQuery('div#rgraph_fadeslide_cover_' + obj.id).remove();
callback(obj);
}
}
iterator();
};
//
// Expand
//
// This effect is like the tooltip effect of the same name. I starts in the middle
// and expands out to full size.
//
// @param object obj The graph object
//
RGraph.Effects.Common.expand = function ()
{
// This function gets added to the chart object - so the this
// variable is the chart object
var obj = this;
var opt = arguments[0] || {};
var bounce = typeof opt.bounce === 'boolean' ? opt.bounce : true;
var frames = opt.frames || 60;
var duration = (frames / 60) * 1000;
var callback = arguments[1] || function () {};
if (!this.canvas.rgraph_wrapper) {
var div = RGraph.Effects.wrap(this.canvas);
this.canvas.rgraph_wrapper = div;
} else {
div = this.canvas.rgraph_wrapper;
}
div.style.position = 'relative';
//this.canvas.style.position = 'relative'; // absolute should work here too - but doesn't in Chrome
this.canvas.style.top = (this.canvas.height / 2) + 'px';
this.canvas.style.left = (this.canvas.width / 2) + 'px';
this.canvas.style.width = 0;
this.canvas.style.height = 0;
this.canvas.style.opacity = 0;
RGraph.clear(this.canvas);
RGraph.redrawCanvas(this.canvas);
if (bounce) {
jQuery('#' + obj.id).animate({opacity: 1, width: (obj.canvas.width * 1.2) + 'px', height: (obj.canvas.height * 1.2) + 'px', left: (obj.canvas.width * -0.1) + 'px', top: (obj.canvas.height * -0.1) + 'px'}, duration * 0.5, function ()
{
jQuery('#' + obj.id).animate({width: (obj.canvas.width * 0.9) + 'px', height: (obj.canvas.height * 0.9) + 'px', top: (obj.canvas.height * 0.05) + 'px', left: (obj.canvas.width * 0.05) + 'px'}, duration * 0.25, function ()
{
jQuery('#' + obj.id).animate({width: obj.canvas.width + 'px', height: obj.canvas.height + 'px', top: 0, left: 0}, duration * 0.25, function () {callback(obj);});
});
});
} else {
jQuery(obj.canvas).animate({
opacity: 1,
width: obj.canvas.width + 'px',
height: obj.canvas.height + 'px',
left: 0,
top: 0
}, duration, function () {callback(obj);})
}
return this;
};
//
// Contract
//
// This effect is a good one to use with the Expand effect to make a transition
//
// @param object You can specify frames here: {frames: 120}
// @param function Optional callback to run when the effect is done.
//
RGraph.Effects.Common.contract = function ()
{
// This function gets added to the chart object - so the this
// variable is the chart object
var obj = this;
var opt = arguments[0] || {};
var frames = opt.frames || 60;
var duration = (frames / 60) * 1000;
var callback = arguments[1] || function () {};
if (!obj.canvas.rgraph_wrapper) {
var div = RGraph.Effects.wrap(obj.canvas);
obj.canvas.rgraph_wrapper = div;
} else {
div = obj.canvas.rgraph_wrapper;
}
div.style.position = 'relative';
//canvas.style.position = 'absolute'; // Chrome bug...?
obj.canvas.style.top = 0;
obj.canvas.style.left = 0;
if (opt.bounce !== false) {
jQuery('#' + obj.id).animate({
width: (obj.canvas.width * 1.2) + 'px',
height: (obj.canvas.height * 1.2) + 'px',
left: (obj.canvas.width * -0.1) + 'px',
top: (obj.canvas.height * -0.1) + 'px'
}, duration * 0.25, function ()
{
jQuery('#' + obj.id).animate({
opacity: 0,
width: 0,
height: 0,
left: (obj.canvas.width * 0.5) + 'px',
top: (obj.canvas.height * 0.5) + 'px'
}, duration * 0.75, function () {callback(obj);});
});
} else {
jQuery('#' + obj.id).animate({
opacity: 0,
width: 0,
height: 0,
left: (obj.canvas.width * 0.5) + 'px',
top: (obj.canvas.height * 0.5) + 'px'
}, duration * 0.75, function () {callback(obj);});
}
return this;
};
//
// Reveal
//
// This effect issmilar to the Expand effect - the canvas is slowly revealed from
// the centre outwards
//
// @param object Options for the effect. You can give frames here
// @param function An optional callback function
//
RGraph.Effects.Common.reveal = function ()
{
// This function gets added to the chart object - so the this
// variable is the chart object
var obj = this;
var opt = arguments[0] || {};
var frames = opt.frames || 60;
var duration = (frames / 60) * 1000;
var callback = arguments[1] || function () {};
var xy = RGraph.getCanvasXY(obj.canvas);
var divs = [
['rgraph_reveal_left_' + obj.id, xy[0], xy[1], obj.canvas.width / 2, obj.canvas.height],
['rgraph_reveal_right_' + obj.id,(xy[0] + (obj.canvas.width / 2)),xy[1],(obj.canvas.width / 2),obj.canvas.height],
['rgraph_reveal_top_' + obj.id,xy[0],xy[1],obj.canvas.width,(obj.canvas.height / 2)],
['rgraph_reveal_bottom_' + obj.id,xy[0],(xy[1] + (obj.canvas.height / 2)),obj.canvas.width,(obj.canvas.height / 2)]
];
for (var i=0,len=divs.length; i<len; ++i) {
var div = document.createElement('DIV');
div.id = divs[i][0];
div.style.width = divs[i][3]+ 'px';
div.style.height = divs[i][4] + 'px';
div.style.left = divs[i][1] + 'px';
div.style.top = divs[i][2] + 'px';
div.style.position = 'absolute';
div.style.backgroundColor = opt && typeof opt.color === 'string' ? opt.color : 'white';
document.body.appendChild(div);
}
// Clear the canvas and redraw it
RGraph.clear(obj.canvas);
RGraph.redrawCanvas(obj.canvas);
// Animate the shrinking of the DIVs
jQuery('#rgraph_reveal_left_' + obj.id).animate({width: 0}, duration);
jQuery('#rgraph_reveal_right_' + obj.id).animate({left: '+=' + (obj.canvas.width / 2),width: 0}, duration);
jQuery('#rgraph_reveal_top_' + obj.id).animate({height: 0}, duration);
jQuery('#rgraph_reveal_bottom_' + obj.id).animate({top: '+=' + (obj.canvas.height / 2),height: 0}, duration);
// Remove the DIVs from the DOM 100ms after the animation ends
setTimeout(function ()
{
doc.body.removeChild(doc.getElementById("rgraph_reveal_top_" + obj.id));
doc.body.removeChild(doc.getElementById("rgraph_reveal_bottom_" + obj.id));
doc.body.removeChild(doc.getElementById("rgraph_reveal_left_" + obj.id));
doc.body.removeChild(doc.getElementById("rgraph_reveal_right_" + obj.id));
callback(obj);
}, duration);
return this;
};
//
// RevealCircular
//
// This effect is smilar to the Reveal effect - the canvas is slowly revealed from
// the centre outwards using a circular shape
//
// @param object An object of options - eg {frames: 30}
// @param function An optional callback function that runs when the effect is finished
//
RGraph.Effects.Common.revealCircular = function ()
{
// This function gets added to the chart object - so the this
// variable is the chart object
var obj = this;
var opt = arguments[0] || {};
var frames = opt.frames || 30;
var frame = 0;
var callback = arguments[1] || function () {};
var currentRadius = 0
var centerx = obj.canvas.width / 2;
var centery = obj.canvas.height / 2;
var targetRadius = Math.max(obj.canvas.height, obj.canvas.width);
var step = targetRadius / frames;
var color = opt.background || opt.color || opt.backgroundColor || 'transparent';
//
// This is the iterator function which gradually increases the radius of the clip circle
//
function iterator ()
{
// Begin by clearing the canvas
RGraph.clear(obj.canvas, color);
obj.context.save();
// First draw the circle and clip to it
obj.context.beginPath();
obj.context.arc(centerx, centery, currentRadius, 0, RGraph.TWOPI, false);
obj.context.clip();
// Clear the canvas to a white color
if (opt.background) {
RGraph.clear(obj.canvas, opt.background);
}
// Now draw the chart
obj.draw();
obj.context.restore();
// Increment the radius
if (currentRadius < targetRadius) {
currentRadius += step;
RGraph.Effects.updateCanvas(iterator);
} else {
callback(obj);
}
}
iterator();
return this;
};
//
// Conceal
//
// This effect is the reverse of the Reveal effect - instead of revealing the canvas it
// conceals it. Combined with the reveal effect would make for a nice wipe effect.
//
// @param object obj The chart object
//
RGraph.Effects.Common.conceal = function ()
{
// This function gets added to the chart object - so the this
// variable is the chart object
var obj = this;
var opt = arguments[0] || {};
var frames = opt.frames || 60;
var duration = (frames / 60) * 1000;
var frame = 0;
var callback = arguments[1] || function () {};
var xy = RGraph.getCanvasXY(obj.canvas);
var color = opt.background || opt.color || opt.backgroundColor || 'white';
var divs = [
['rgraph_conceal_left_' + obj.id, xy[0], xy[1], 0, obj.canvas.height],
['rgraph_conceal_right_' + obj.id,(xy[0] + obj.canvas.width),xy[1],0,obj.canvas.height],
['rgraph_conceal_top_' + obj.id,xy[0],xy[1],obj.canvas.width,0],
['rgraph_conceal_bottom_' + obj.id,xy[0],(xy[1] + obj.canvas.height),obj.canvas.width,0]
];
for (var i=0,len=divs.length; i<len; ++i) {
var div = doc.createElement('DIV');
div.id = divs[i][0];
div.style.width = divs[i][3]+ 'px';
div.style.height = divs[i][4] + 'px';
div.style.left = divs[i][1] + 'px';
div.style.top = divs[i][2] + 'px';
div.style.position = 'absolute';
div.style.backgroundColor = color;
doc.body.appendChild(div);
}
jQuery('#rgraph_conceal_left_' + obj.id).animate({width: '+=' + (obj.canvas.width / 2)}, duration);
jQuery('#rgraph_conceal_right_' + obj.id).animate({left: '-=' + (obj.canvas.width / 2),width: (obj.canvas.width / 2)}, duration);
jQuery('#rgraph_conceal_top_' + obj.id).animate({height: '+=' + (obj.canvas.height / 2)}, duration);
jQuery('#rgraph_conceal_bottom_' + obj.id).animate({top: '-=' + (obj.canvas.height / 2),height: (obj.canvas.height / 2)}, duration);
// Remove the DIVs from the DOM 100ms after the animation ends
setTimeout(
function ()
{
doc.body.removeChild(doc.getElementById("rgraph_conceal_top_" + obj.id));
doc.body.removeChild(doc.getElementById("rgraph_conceal_bottom_" + obj.id));
doc.body.removeChild(doc.getElementById("rgraph_conceal_left_" + obj.id));
doc.body.removeChild(doc.getElementById("rgraph_conceal_right_" + obj.id));
RGraph.clear(obj.canvas);
callback(obj);
}, duration);
return this;
};
//
// Horizontal Blinds (open)
//
// @params object obj The graph object
//
RGraph.Effects.Common.hBlindsOpen = function ()
{
// This function gets added to the chart object - so the this
// variable is the chart object
var obj = this;
var opt = arguments[0] || {};
var frames = opt.frames || 60;
var duration = (frames / 60) * 1000;
var frame = 0;
var callback = arguments[1] || function () {};
var color = opt.background || opt.color || opt.backgroundColor || 'white';
var xy = RGraph.getCanvasXY(this.canvas);
var height = this.canvas.height / 5;
//
// First draw the chart
//
RGraph.clear(this.canvas);
RGraph.redrawCanvas(this.canvas);
for (var i=0; i<5; ++i) {
var div = doc.createElement('DIV');
div.id = 'rgraph_hblinds_' + i + '_' + obj.id;
div.style.width = this.canvas.width + 'px';
div.style.height = height + 'px';
div.style.left = xy[0] + 'px';
div.style.top = (xy[1] + (this.canvas.height * (i / 5))) + 'px';
div.style.position = 'absolute';
div.style.backgroundColor = color;
document.body.appendChild(div);
jQuery('#rgraph_hblinds_' + i + '_' + obj.id).animate({height: 0}, duration);
}
setTimeout(function () {doc.body.removeChild(doc.getElementById('rgraph_hblinds_0_' + obj.id));}, duration);
setTimeout(function () {doc.body.removeChild(doc.getElementById('rgraph_hblinds_1_' + obj.id));}, duration);
setTimeout(function () {doc.body.removeChild(doc.getElementById('rgraph_hblinds_2_' + obj.id));}, duration);
setTimeout(function () {doc.body.removeChild(doc.getElementById('rgraph_hblinds_3_' + obj.id));}, duration);
setTimeout(function () {doc.body.removeChild(doc.getElementById('rgraph_hblinds_4_' + obj.id));}, duration);
setTimeout(function () {callback(obj);}, duration);
return this;
};
//
// Horizontal Blinds (close)
//
// @params object obj The graph object
//
RGraph.Effects.Common.hBlindsClose = function ()
{
// This function gets added to the chart object - so the this
// variable is the chart object
var obj = this;
var opt = arguments[0] || {};
var frames = opt.frames || 60;
var duration = (frames / 60) * 1000;
var frame = 0;
var callback = arguments[1] || function () {};
var color = opt.background || opt.color || opt.backgroundColor || 'white';
var xy = RGraph.getCanvasXY(this.canvas);
var height = this.canvas.height / 5;
for (var i=0; i<5; ++i) {
var div = doc.createElement('DIV');
div.id = 'rgraph_hblinds_' + i + '_' + obj.id;
div.style.width = this.canvas.width + 'px';
div.style.height = 0;
div.style.left = xy[0] + 'px';
div.style.top = (xy[1] + (this.canvas.height * (i / 5))) + 'px';
div.style.position = 'absolute';
div.style.backgroundColor = color;
doc.body.appendChild(div);
jQuery('#rgraph_hblinds_' + i + '_' + obj.id).animate({height: height + 'px'}, duration);
}
setTimeout(function () {RGraph.clear(obj.canvas);}, duration + 100);
setTimeout(function () {doc.body.removeChild(doc.getElementById('rgraph_hblinds_0_' + obj.id));}, duration + 100);
setTimeout(function () {doc.body.removeChild(doc.getElementById('rgraph_hblinds_1_' + obj.id));}, duration + 100);
setTimeout(function () {doc.body.removeChild(doc.getElementById('rgraph_hblinds_2_' + obj.id));}, duration + 100);
setTimeout(function () {doc.body.removeChild(doc.getElementById('rgraph_hblinds_3_' + obj.id));}, duration + 100);
setTimeout(function () {doc.body.removeChild(doc.getElementById('rgraph_hblinds_4_' + obj.id));}, duration + 100);
setTimeout(function () {callback(obj);}, duration + 100);
};
//
// Vertical Blinds (open)
//
// @params object obj The graph object
//
RGraph.Effects.Common.vBlindsOpen = function ()
{
// This function gets added to the chart object - so the this
// variable is the chart object
var obj = this;
var opt = arguments[0] || {};
var frames = opt.frames || 60;
var duration = (frames / 60) * 1000;
var frame = 0;
var callback = arguments[1] || function () {};
var color = opt.background || opt.color || opt.backgroundColor || 'white';
var xy = RGraph.getCanvasXY(this.canvas);
var width = this.canvas.width / 10;
//
// First draw the chart
//
//RGraph.clear(obj.canvas);
RGraph.redrawCanvas(obj.canvas);
for (var i=0; i<10; ++i) {
var div = doc.createElement('DIV');
div.id = 'rgraph_vblinds_' + i + '_' + obj.id;
div.style.width = width + 'px';
div.style.height = this.canvas.height + 'px';
div.style.left = (xy[0] + (this.canvas.width * (i / 10))) + 'px';
div.style.top = (xy[1]) + 'px';
div.style.position = 'absolute';
div.style.backgroundColor = color;
doc.body.appendChild(div);
jQuery('#rgraph_vblinds_' + i + '_' + obj.id).animate({width: 0}, duration);
}
setTimeout(function () {doc.body.removeChild(doc.getElementById('rgraph_vblinds_0_' + obj.id));}, duration + 100);
setTimeout(function () {doc.body.removeChild(doc.getElementById('rgraph_vblinds_1_' + obj.id));}, duration + 100);
setTimeout(function () {doc.body.removeChild(doc.getElementById('rgraph_vblinds_2_' + obj.id));}, duration + 100);
setTimeout(function () {doc.body.removeChild(doc.getElementById('rgraph_vblinds_3_' + obj.id));}, duration + 100);
setTimeout(function () {doc.body.removeChild(doc.getElementById('rgraph_vblinds_4_' + obj.id));}, duration + 100);
setTimeout(function () {doc.body.removeChild(doc.getElementById('rgraph_vblinds_5_' + obj.id));}, duration + 100);
setTimeout(function () {doc.body.removeChild(doc.getElementById('rgraph_vblinds_6_' + obj.id));}, duration + 100);
setTimeout(function () {doc.body.removeChild(doc.getElementById('rgraph_vblinds_7_' + obj.id));}, duration + 100);
setTimeout(function () {doc.body.removeChild(doc.getElementById('rgraph_vblinds_8_' + obj.id));}, duration + 100);
setTimeout(function () {doc.body.removeChild(doc.getElementById('rgraph_vblinds_9_' + obj.id));}, duration + 100);
setTimeout(function () {callback(obj);}, duration + 100);
return this;
};
//
// Vertical Blinds (close)
//
// @params object obj The graph object
//
RGraph.Effects.Common.vBlindsClose = function ()
{
// This function gets added to the chart object - so the this
// variable is the chart object
var obj = this;
var opt = arguments[0] || {};
var frames = opt.frames || 60;
var duration = (frames / 60) * 1000;
var frame = 0;
var callback = arguments[1] || function () {};
var color = opt.background || opt.color || opt.backgroundColor || 'white';
var xy = RGraph.getCanvasXY(this.canvas);
var width = this.canvas.width / 10;
// Don't draw the chart
// Create the blinds
for (var i=0; i<10; ++i) {
var div = doc.createElement('DIV');
div.id = 'rgraph_vblinds_' + i + '_' + obj.id;
div.style.width = 0;
div.style.height = this.canvas.height + 'px';
div.style.left = (xy[0] + (this.canvas.width * (i / 10))) + 'px';
div.style.top = (xy[1]) + 'px';
div.style.position = 'absolute';
div.style.backgroundColor = color;
doc.body.appendChild(div);
jQuery('#rgraph_vblinds_' + i + '_' + obj.id).animate({width: width}, duration);
}
setTimeout(function () {RGraph.clear(obj.canvas);}, duration + 100);
setTimeout(function () {doc.body.removeChild(doc.getElementById('rgraph_vblinds_0_' + obj.id));}, duration + 100);
setTimeout(function () {doc.body.removeChild(doc.getElementById('rgraph_vblinds_1_' + obj.id));}, duration + 100);
setTimeout(function () {doc.body.removeChild(doc.getElementById('rgraph_vblinds_2_' + obj.id));}, duration + 100);
setTimeout(function () {doc.body.removeChild(doc.getElementById('rgraph_vblinds_3_' + obj.id));}, duration + 100);
setTimeout(function () {doc.body.removeChild(doc.getElementById('rgraph_vblinds_4_' + obj.id));}, duration + 100);
setTimeout(function () {doc.body.removeChild(doc.getElementById('rgraph_vblinds_5_' + obj.id));}, duration + 100);
setTimeout(function () {doc.body.removeChild(doc.getElementById('rgraph_vblinds_6_' + obj.id));}, duration + 100);
setTimeout(function () {doc.body.removeChild(doc.getElementById('rgraph_vblinds_7_' + obj.id));}, duration + 100);
setTimeout(function () {doc.body.removeChild(doc.getElementById('rgraph_vblinds_8_' + obj.id));}, duration + 100);
setTimeout(function () {doc.body.removeChild(doc.getElementById('rgraph_vblinds_9_' + obj.id));}, duration + 100);
setTimeout(function () {callback(obj);}, duration + 100);
return this;
};
//
// Slide in
//
// This function is a wipe that can be used when switching the canvas to a new graph
//
// @param object obj The graph object
//
RGraph.Effects.Common.slideIn = function ()
{
// This function gets added to the chart object - so the this
// variable is the chart object
var obj = this;
var opt = arguments[0] || {};
var frames = opt.frames || 60;
var duration = (frames / 60) * 1000;
var frame = 0;
var callback = arguments[1] || function () {};
var color = opt.background || opt.color || opt.backgroundColor || 'white';
var xy = RGraph.getCanvasXY(this.canvas);
var width = this.canvas.width / 10;
var div = RGraph.Effects.wrap(obj.canvas);
var from = opt.from || 'left';
div.style.overflow = 'hidden';
RGraph.clear(obj.canvas);
RGraph.redrawCanvas(obj.canvas);
obj.canvas.style.position = 'relative';
if (from == 'left') {
obj.canvas.style.left = (0 - div.offsetWidth) + 'px';
obj.canvas.style.top = 0;
} else if (from == 'top') {
obj.canvas.style.left = 0;
obj.canvas.style.top = (0 - div.offsetHeight) + 'px';
} else if (from == 'bottom') {
obj.canvas.style.left = 0;
obj.canvas.style.top = div.offsetHeight + 'px';
} else {
obj.canvas.style.left = div.offsetWidth + 'px';
obj.canvas.style.top = 0;
}
jQuery('#' + obj.id).animate({left:0,top:0}, duration, function ()
{
callback(obj);
});
return this;
};
//
// Slide out
//
// This function is a wipe that can be used when switching the canvas to a new graph
//
// @param object Optional object containing configuration.
// @param function Optional callback function
//
RGraph.Effects.Common.slideOut = function ()
{
// This function gets added to the chart object - so the this
// variable is the chart object
var obj = this;
var opt = arguments[0] || {};
var frames = opt.frames || 60;
var duration = (frames / 60) * 1000;
var frame = 0;
var callback = arguments[1] || function () {};
var color = opt.background || opt.color || opt.backgroundColor || 'white';
var xy = RGraph.getCanvasXY(this.canvas);
var width = this.canvas.width / 10;
var div = RGraph.Effects.wrap(obj.canvas);
var to = opt.to || 'left';
div.style.overflow= 'hidden';
obj.canvas.style.position = 'relative';
obj.canvas.style.left = 0;
obj.canvas.style.top = 0;
if (to == 'left') {
jQuery('#' + obj.id).animate({left: (0 - obj.canvas.width) + 'px'}, duration, function () {callback(obj);});
} else if (to == 'top') {
jQuery('#' + obj.id).animate({left: 0, top: (0 - div.offsetHeight) + 'px'}, duration, function () {callback(obj);});
} else if (to == 'bottom') {
jQuery('#' + obj.id).animate({top: (0 + div.offsetHeight) + 'px'}, duration, function () {callback(obj);});
} else {
jQuery('#' + obj.id).animate({left: (0 + obj.canvas.width) + 'px'}, duration, function () {callback(obj);});
}
return this;
};
//
// Horizontal Scissors (open)
//
// @param @object Optional array of options
// @param function Optional callback function
//
//
RGraph.Effects.Common.hScissorsOpen = function ()
{
// This function gets added to the chart object - so the this
// variable is the chart object
var obj = this;
var opt = arguments[0] || {};
var frames = opt.frames || 60;
var duration = (frames / 60) * 1000;
var frame = 0;
var callback = arguments[1] || function () {};
var color = opt.background || opt.color || opt.backgroundColor || 'white';
var xy = RGraph.getCanvasXY(this.canvas);
var width = this.canvas.width / 10;
var to = opt.to || 'left';
var height = obj.canvas.height / 5;
//
// First draw the chart
//
RGraph.clear(obj.canvas);
RGraph.redrawCanvas(obj.canvas);
for (var i=0; i<5; ++i) {
var div = doc.getElementById("rgraph_hscissors_" + i + '_' + obj.id)
if (!div) {
var div = doc.createElement('DIV');
div.id = 'rgraph_hscissors_' + i + '_' + obj.id;
div.style.width = obj.canvas.width + 'px';
div.style.height = height + 'px';
div.style.left = xy[0] + 'px';
div.style.top = (xy[1] + (obj.canvas.height * (i / 5))) + 'px';
div.style.position = 'absolute';
div.style.backgroundColor = color;
doc.body.appendChild(div);
}
if (i % 2 == 0) {
jQuery('#' + 'rgraph_hscissors_' + i + '_' + obj.id).animate({left: xy[0] + obj.canvas.width + 'px', width: 0}, duration);
} else {
jQuery('#' + 'rgraph_hscissors_' + i + '_' + obj.id).animate({width: 0}, duration);
}
}
setTimeout(function ()
{
doc.body.removeChild(doc.getElementById('rgraph_hscissors_0_' + obj.id));
doc.body.removeChild(doc.getElementById('rgraph_hscissors_1_' + obj.id));
doc.body.removeChild(doc.getElementById('rgraph_hscissors_2_' + obj.id));
doc.body.removeChild(doc.getElementById('rgraph_hscissors_3_' + obj.id));
doc.body.removeChild(doc.getElementById('rgraph_hscissors_4_' + obj.id));
callback(obj);
}, duration);
return this;
};
//
// Horizontal Scissors (Close)
//
// @param @object Optional object of options
// @param function Optional callback function
//
//
RGraph.Effects.Common.hScissorsClose = function ()
{
// This function gets added to the chart object - so the this
// variable is the chart object
var obj = this;
var opt = arguments[0] || {};
var frames = opt.frames || 60;
var duration = (frames / 60) * 1000;
var frame = 0;
var callback = arguments[1] || function () {};
var color = opt.background || opt.color || opt.backgroundColor || 'white';
var xy = RGraph.getCanvasXY(this.canvas);
var height = obj.canvas.height / 5;
//
// First draw the chart
//
//RGraph.clear(obj.canvas);
RGraph.redrawCanvas(obj.canvas);
for (var i=0; i<5; ++i) {
var div = doc.createElement('DIV');
div.id = 'rgraph_hscissors_' + i + '_' + obj.id;
div.style.width = 0;
div.style.height = height + 'px';
div.style.left = (i % 2 == 0 ? xy[0] + obj.canvas.width : xy[0]) + 'px';
div.style.top = (xy[1] + (obj.canvas.height * (i / 5))) + 'px';
div.style.position = 'absolute';
div.style.backgroundColor = color;
doc.body.appendChild(div);
if (i % 2 == 0) {
jQuery('#' + 'rgraph_hscissors_' + i + '_' + obj.id).animate({left: xy[0] + 'px', width: obj.canvas.width + 'px'}, duration);
} else {
jQuery('#' + 'rgraph_hscissors_' + i + '_' + obj.id).animate({width: obj.canvas.width + 'px'}, duration);
}
}
setTimeout(function ()
{
RGraph.clear(obj.canvas);
jQuery('#' + 'rgraph_hscissors_' + 0 + '_' + obj.id).remove();
jQuery('#' + 'rgraph_hscissors_' + 1 + '_' + obj.id).remove();
jQuery('#' + 'rgraph_hscissors_' + 2 + '_' + obj.id).remove();
jQuery('#' + 'rgraph_hscissors_' + 3 + '_' + obj.id).remove();
jQuery('#' + 'rgraph_hscissors_' + 4 + '_' + obj.id).remove();
callback(obj);
}, duration);
return this;
};
//
// Vertical Scissors (open)
//
// @param @object Optional object of options
// @param function Optional callback function
//
//
RGraph.Effects.Common.vScissorsOpen = function ()
{
// This function gets added to the chart object - so the this
// variable is the chart object
var obj = this;
var opt = arguments[0] || {};
var frames = opt.frames || 60;
var duration = (frames / 60) * 1000;
var frame = 0;
var callback = arguments[1] || function () {};
var xy = RGraph.getCanvasXY(obj.canvas);
var color = opt.background || opt.color || opt.backgroundColor || 'white';
var xy = RGraph.getCanvasXY(this.canvas);
var width = this.canvas.width / 10;
//
// First draw the chart
//
//RGraph.clear(obj.canvas);
RGraph.redrawCanvas(obj.canvas);
for (var i=0; i<10; ++i) {
var div = doc.getElementById("rgraph_vscissors_" + i + '_' + obj.id);
if (!div) {
var div = doc.createElement('DIV');
div.id = 'rgraph_vscissors_' + i + '_' + obj.id;
div.style.width = width + 'px';
div.style.height = obj.canvas.height + 'px';
div.style.left = xy[0] + (obj.canvas.width * (i / 10)) + 'px';
div.style.top = xy[1] + 'px';
div.style.position = 'absolute';
div.style.backgroundColor = color;
doc.body.appendChild(div);
}
if (i % 2 == 0) {
jQuery('#' + 'rgraph_vscissors_' + i + '_' + obj.id).animate({top: xy[1] + obj.canvas.height + 'px', height: 0}, duration);
} else {
jQuery('#' + 'rgraph_vscissors_' + i + '_' + obj.id).animate({height: 0}, duration);
}
}
setTimeout(function ()
{
doc.body.removeChild(doc.getElementById('rgraph_vscissors_0' + '_' + obj.id));
doc.body.removeChild(doc.getElementById('rgraph_vscissors_1' + '_' + obj.id));
doc.body.removeChild(doc.getElementById('rgraph_vscissors_2' + '_' + obj.id));
doc.body.removeChild(doc.getElementById('rgraph_vscissors_3' + '_' + obj.id));
doc.body.removeChild(doc.getElementById('rgraph_vscissors_4' + '_' + obj.id));
callback(obj);
}, duration);
return this;
};
//
// Vertical Scissors (close)
//
// @param object obj The graph object
// @param @object An array of options
// @param function Optional callback function
//
//
RGraph.Effects.Common.vScissorsClose = function ()
{
// This function gets added to the chart object - so the this
// variable is the chart object
var obj = this;
var opt = arguments[0] || {};
var frames = opt.frames || 60;
var duration = (frames / 60) * 1000;
var frame = 0;
var callback = arguments[1] || function () {};
var xy = RGraph.getCanvasXY(obj.canvas);
var color = opt.background || opt.color || opt.backgroundColor || 'white';
var xy = RGraph.getCanvasXY(this.canvas);
var width = this.canvas.width / 10;
//
// First draw the chart
//
//RGraph.clear(obj.canvas);
RGraph.redrawCanvas(obj.canvas);
for (var i=0; i<10; ++i) {
var div = doc.getElementById("rgraph_vscissors_" + i + '_' + obj.id)
if (!div) {
var div = doc.createElement('DIV');
div.id = 'rgraph_vscissors_' + i + '_' + obj.id;
div.style.width = width + 'px';
div.style.height = 0;
div.style.left = xy[0] + (width * i) + 'px';
div.style.top = (i % 2 == 0 ? xy[1] + obj.canvas.height : xy[1]) + 'px';
div.style.position = 'absolute';
div.style.backgroundColor = color;
doc.body.appendChild(div);
}
if (i % 2 == 0) {
jQuery('#' + 'rgraph_vscissors_' + i + '_' + obj.id).animate({top: xy[1] + 'px', height: obj.canvas.height + 'px'}, duration);
} else {
jQuery('#' + 'rgraph_vscissors_' + i + '_' + obj.id).animate({height: obj.canvas.height + 'px'}, duration);
}
}
setTimeout(function ()
{
RGraph.clear(obj.canvas);
for (var i=0; i<10; i++) {
jQuery('#rgraph_vscissors_' + i + '_' + obj.id).remove();
}
callback(obj);
}, duration);
return this;
};
//
// The Animate function. Similar to the jQuery Animate() function - simply pass it a
// map of the properties and their target values, and this function will animate
// them to get to those values.
//
// @param object map A map (an associative array) of the properties and their target values.
// @param An optional function which will be called when the animation is complete
//
RGraph.Effects.Common.animate = function (map)
{
var obj = this;
obj.draw();
var totalFrames = (map && map['frames']) ? map['frames'] : 30,
currentFrame = new Array(),
originalValues = new Array(),
diffs = new Array(),
steps = new Array(),
callback = arguments[1];
function iterator ()
{
var id = [obj.id + '_' + obj.type];
RGraph.cache = {};
// Initialise the arrays
if (!currentFrame[id]) {
currentFrame[id] = totalFrames;
originalValues[id] = {};
diffs[id] = {};
steps[id] = {};
}
for (var i in map) {
if (typeof map[i] === 'string' || typeof map[i] === 'number') {
// If this the first frame, record the proginal value
if (currentFrame[id] == totalFrames) {
originalValues[id][i] = obj.get(i);
diffs[id][i] = map[i] - originalValues[id][i];
steps[id][i] = diffs[id][i] / totalFrames;
}
obj.set(i, obj.get(i) + steps[id][i]);
RGraph.clear(obj.canvas);
obj.draw();
}
}
// If the current frame number is above zero, run the animation iterator again
if (--currentFrame[id] > 0) {
RGraph.Effects.updateCanvas(iterator);
// Optional callback
} else {
if (typeof callback === 'function') {
callback(obj);
}
}
}
iterator();
};
// End Module pattern
})(window, document);