mirror of
https://github.com/jquery/jquery-ui.git
synced 2024-12-07 06:14:24 +00:00
100 lines
2.7 KiB
HTML
100 lines
2.7 KiB
HTML
<!doctype html>
|
|
<html lang="en">
|
|
<head>
|
|
<meta charset="utf-8">
|
|
<title>jQuery UI Effects - Easing demo</title>
|
|
<link rel="stylesheet" href="../../themes/base/all.css">
|
|
<link rel="stylesheet" href="../demos.css">
|
|
<style>
|
|
.graph {
|
|
float: left;
|
|
margin-left: 10px;
|
|
}
|
|
</style>
|
|
<script src="../../external/requirejs/require.js"></script>
|
|
<script src="../bootstrap.js">
|
|
if ( !$( "<canvas>" )[0].getContext ) {
|
|
$( "<div>" ).text(
|
|
"Your browser doesn't support canvas, which is required for this demo."
|
|
).appendTo( "#graphs" );
|
|
return;
|
|
}
|
|
|
|
var i = 0,
|
|
width = 100,
|
|
height = 100;
|
|
|
|
$.each( $.easing, function( name, impl ) {
|
|
var graph = $( "<div>" ).addClass( "graph" ).appendTo( "#graphs" ),
|
|
text = $( "<div>" ).text( ++i + ". " + name ).appendTo( graph ),
|
|
wrap = $( "<div>" ).appendTo( graph ).css( 'overflow', 'hidden' ),
|
|
canvas = $( "<canvas>" ).appendTo( wrap )[ 0 ];
|
|
|
|
canvas.width = width;
|
|
canvas.height = height;
|
|
var drawHeight = height * 0.8,
|
|
cradius = 10;
|
|
ctx = canvas.getContext( "2d" );
|
|
ctx.fillStyle = "black";
|
|
|
|
// Draw background
|
|
ctx.beginPath();
|
|
ctx.moveTo( cradius, 0 );
|
|
ctx.quadraticCurveTo( 0, 0, 0, cradius );
|
|
ctx.lineTo( 0, height - cradius );
|
|
ctx.quadraticCurveTo( 0, height, cradius, height );
|
|
ctx.lineTo( width - cradius, height );
|
|
ctx.quadraticCurveTo( width, height, width, height - cradius );
|
|
ctx.lineTo( width, 0 );
|
|
ctx.lineTo( cradius, 0 );
|
|
ctx.fill();
|
|
|
|
// Draw bottom line
|
|
ctx.strokeStyle = "#555";
|
|
ctx.beginPath();
|
|
ctx.moveTo( width * 0.1, drawHeight + .5 );
|
|
ctx.lineTo( width * 0.9, drawHeight + .5 );
|
|
ctx.stroke();
|
|
|
|
// Draw top line
|
|
ctx.strokeStyle = "#555";
|
|
ctx.beginPath();
|
|
ctx.moveTo( width * 0.1, drawHeight * .3 - .5 );
|
|
ctx.lineTo( width * 0.9, drawHeight * .3 - .5 );
|
|
ctx.stroke();
|
|
|
|
// Plot easing
|
|
ctx.strokeStyle = "white";
|
|
ctx.beginPath();
|
|
ctx.lineWidth = 2;
|
|
ctx.moveTo( width * 0.1, drawHeight );
|
|
$.each( new Array( width ), function( position ) {
|
|
var state = position / width,
|
|
val = impl( state, position, 0, 1, width );
|
|
ctx.lineTo( position * 0.8 + width * 0.1,
|
|
drawHeight - drawHeight * val * 0.7 );
|
|
});
|
|
ctx.stroke();
|
|
|
|
// Animate on click
|
|
graph.on( "click", function() {
|
|
wrap
|
|
.animate( { height: "hide" }, 2000, name )
|
|
.delay( 800 )
|
|
.animate( { height: "show" }, 2000, name );
|
|
});
|
|
|
|
graph.width( width ).height( height + text.height() + 10 );
|
|
});
|
|
</script>
|
|
</head>
|
|
<body>
|
|
|
|
<div id="graphs"></div>
|
|
|
|
<div class="demo-description">
|
|
<p><strong>All easings provided by jQuery UI are drawn above, using an HTML canvas element</strong>. Click a diagram to see the easing in action.</p>
|
|
</div>
|
|
</body>
|
|
</html>
|