qiushiyong
/
lottery


			
				
					
						
						
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							<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/strict.dtd">
<html>
<head>
	<meta http-equiv="Content-Type" content="text/html; charset=utf-8">
	<title>Flot Examples: Symbols</title>
	<link href="../examples.css" rel="stylesheet" type="text/css">
	<!--[if lte IE 8]><script language="javascript" type="text/javascript" src="../../excanvas.min.js"></script><![endif]-->
	<script language="javascript" type="text/javascript" src="../../jquery.js"></script>
	<script language="javascript" type="text/javascript" src="../../jquery.flot.js"></script>
	<script language="javascript" type="text/javascript" src="../../jquery.flot.symbol.js"></script>
	<script type="text/javascript">

	$(function() {

		function generate(offset, amplitude) {

			var res = [];
			var start = 0, end = 10;

			for (var i = 0; i <= 50; ++i) {
				var x = start + i / 50 * (end - start);
				res.push([x, amplitude * Math.sin(x + offset)]);
			}

			return res;
		}

		var data = [
			{ data: generate(2, 1.8), points: { symbol: "circle" } },
			{ data: generate(3, 1.5), points: { symbol: "square" } },
			{ data: generate(4, 0.9), points: { symbol: "diamond" } },
			{ data: generate(6, 1.4), points: { symbol: "triangle" } },
			{ data: generate(7, 1.1), points: { symbol: "cross" } }
		];

		$.plot("#placeholder", data, {
			series: {
				points: {
					show: true,
					radius: 3
				}
			},
			grid: {
				hoverable: true
			}
		});

		// Add the Flot version string to the footer

		$("#footer").prepend("Flot " + $.plot.version + " &ndash; ");
	});

	</script>
</head>
<body>

	<div id="header">
		<h2>Symbols</h2>
	</div>

	<div id="content">

		<div class="demo-container">
			<div id="placeholder" class="demo-placeholder"></div>
		</div>

		<p>Points can be marked in several ways, with circles being the built-in default. For other point types, you can define a callback function to draw the symbol. Some common symbols are available in the symbol plugin.</p>

	</div>

	<div id="footer">
		Copyright &copy; 2007 - 2013 IOLA and Ole Laursen
	</div>

</body>
</html>