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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"
	"http://www.w3.org/TR/html4/loose.dtd">
<html>
<head>
	<title>visualising dojo._Animation.easing via dojox.charting</title>

	<link rel="stylesheet" type="text/css" media="screen"
		href="../../../dojo/resources/dojo.css">

	<link rel="stylesheet" type="text/css" media="screen"
		href="../../../dijit/themes/tundra/tundra.css">

	<style type="text/css">
	.box { padding:14px; 
		border:1px solid #b7b7b7;
		-moz-border-radius:8pt;
	}
	</style>
	
	<script type="text/javascript" djConfig="isDebug:false, parseOnLoad: true"
		src="../../../dojo/dojo.js"></script>

	<script type="text/javascript">
		// one simple theme, and the charting engine:
		dojo.require("dojox.charting.Chart2D");
		// and easing functions:
		dojo.require("dojox.fx.easing"); 

		var d=0;
		var masterData = {};
		var makeSeries = function(/* string */str, /* Function */ func){
			// make some data by running a 2sec animation with an easing function
			// and adding it to the chart
			var seriesData = [];
			if(str in masterData){
				seriesData=masterData[str];
			}

			if(!seriesData.length){
				var func = func || dojox.fx.easing[str];
				func = (dojo.isFunction(func) ? func : dojo._defaultEasing);

				for(var i=0; i<=120; i++){
					var pct = i/120;
					seriesData.push({ y: 30 * func(pct), x: (pct) * 30});
				}
				if(!str.match(/^dynSeries/)){
					masterData[str] = seriesData;
				}
				chart.addSeries(str,
					seriesData,
					{ stroke: { color: "black", width: 0 }, fill: "rgba(30,0,255,0.10)" }
				).render();
			}else{
				chart.updateSeries(str, seriesData).render();
			}
		};

		var removeSeries = function(str){
			chart.updateSeries(str, []);
			if(!clearAll){ chart.render(); }
		};

		var toggleChart = function(widget, str){
			if(!chart) return;
			if(widget.checked){
				makeSeries(str);
			}else{
				removeSeries(str);
			}
		}

		var chart;
		var clearAll=false;
		
		dojo.addOnLoad(function(){
				
			// setup our chart
			chart = new dojox.charting.Chart2D("easingChart");
			chart.addAxis("x", {
				fixLower: "major",
				fixUpper: "major",
				majorTickStep: 10,
				minorTickStep: 1,
				minorLabels: false,
				htmlLabels: false
			});
			chart.addAxis("y", {
				vertical: true,
				fixLower: "major",
				fixUpper: "major",
				majorTickStep: 10,
				minorTickStep: 1,
				htmlLabels: false
			});
			chart.addPlot("default", {type: "Areas"});
		});
		
		var opt;
		dojo.addOnLoad(function(){
			
			var c = dojo.query(".clone")[0];	
			opt = dojo.byId("select");
			
			for(var i in dojox.fx.easing){
				var n = opt.appendChild(dojo.clone(c));
				n.value = n.innerHTML = i
				// n.innerHTML = i;
			}
		
		    dojo.connect(opt,"onchange",function(e){
				dojo.query("option",opt)
				     // we only want "selected" nodes
				    .filter(function(n){ return n.selected; })
					 // yay, here they are:
					.forEach(function(n){
						console.log(n);
				    });
				makeSeries(opt.value,dojox.fx.easing[opt.value]);
			});
				
			dojo.query(".box").connect("onclick",function(e){
				console.log(opt.value,dojox.fx.easing[opt.value]);	
			});
			
			makeSeries("visible",dojo._defaultEasing);	
				
		});
		
	</script>
</head>
<body class="tundra" style="padding:20px">

	<h1>dojox.fx.easing</h1>
	
	<p>this chart shows time (x axis) vs. position (y axis) for a movement from 0px to 30px modified by easing functions</p>

		<select id="select" multiple="true" size="7" name="easing">
				<option class="clone" value="dojo._defaultEasing">dojo._defaultEasing</option>
		</select>
	
		<div class="box">
			<div id="easingChart" style="height:300px"></div>
		</div>

</body>
</html>