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实例代码“Ctrl+/”提示“F11/ESC”全屏返回格式化恢复运行

<!doctype html>
<html lang="en">
<head>
<meta charset="utf-8">
<title>jQuery UI Easing 方程</title>
<link rel="stylesheet" href="https://apps.bdimg.com/libs/jqueryui/1.10.4/css/jquery-ui.min.css">
<script src="https://apps.bdimg.com/libs/jquery/1.10.2/jquery.min.js"></script>
<script src="https://apps.bdimg.com/libs/jqueryui/1.10.4/jquery-ui.min.js"></script>
<style>
	body {
		font-size: 62.5%;
		font-family: "Trebuchet MS", "Arial", "Helvetica", "Verdana", "sans-serif";
	}
	.graph {
		float: left;
		margin-left: 10px;
		font-size: 16px;
	}
	.description {
		clear: both;
	}
	</style>
<script>
	$(function() {
		if ( !$( "<canvas>" )[0].getContext ) {
			$( "<div>" ).text(
				"Your browser doesn't support canvas, " +
				"which is required to render the easing graphs."
			).appendTo( "#graphs" );
			return;
		}

var i = 0,
			width = 125,
			height = 125;

$.each( $.easing, function( name, impl ) {
			var graph = $( "<div>" ).addClass( "graph" ).appendTo( "#graphs" ),
				text = $( "<div>" ).text( 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.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>
<p class="description">
<strong>上面绘制的即为 jQuery UI 提供的所有 easings。</strong>
点击每个图可查看该 easing 的行为。
</p>
</body>
</html>

​x
 
<!doctype html>
<html lang="en">
<head>
<meta charset="utf-8">
<title>jQuery UI Easing 方程</title>
<link rel="stylesheet" href="https://apps.bdimg.com/libs/jqueryui/1.10.4/css/jquery-ui.min.css">
<script src="https://apps.bdimg.com/libs/jquery/1.10.2/jquery.min.js"></script>
<script src="https://apps.bdimg.com/libs/jqueryui/1.10.4/jquery-ui.min.js"></script>
<style>
    body {
        font-size: 62.5%;
        font-family: "Trebuchet MS", "Arial", "Helvetica", "Verdana", "sans-serif";
    }
    .graph {
        float: left;
        margin-left: 10px;
        font-size: 16px;
    }
    .description {
        clear: both;
    }
    </style>