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RGraph 官方图表示例(二十)温度计图表

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发表于 2012-8-14 10:07:38 | 显示全部楼层 |阅读模式
这是RGraph 官方的温度计图表示例   
效果如下:


代码如下:
  1. <%@ include file="/common/tags.jsp"%>
  2. <%@ page contentType="text/html; charset=utf-8"%>
  3. <!DOCTYPE html>
  4. <html>
  5.     <head>
  6.         <title>RGraph: An example of the Thermometer chart</title>
  7.         <meta name="keywords" content="rgraph html5 canvas example thermometer charts" />
  8.         <meta name="description" content="An example of the Thermometer chart that RGraph can produce" />
  9.         <meta name="googlebot" content="NOODP">
  10.         <meta property="og:title" content="RGraph: HTML5 Javascript charts library" />
  11.         <meta property="og:description" content="A charts library based on the HTML5 canvas tag" />
  12.         <meta property="og:image" content="http://www.rgraph.net/images/logo.png"/>
  13.         <link rel="stylesheet" href="${ctx}/script/html5/rgraph/css/website.css" type="text/css" media="screen" />
  14.         <link rel="icon" type="image/png" href="${ctx}/script/html5/rgraph/images/favicon.png">
  15.         <!-- Place this tag in your head or just before your close body tag -->
  16.         <script type="text/javascript" src="https://apis.google.com/js/plusone.js"></script>
  17.         <script src="${ctx}/script/html5/rgraph/libraries/RGraph.common.core.js" ></script>
  18.         <script src="${ctx}/script/html5/rgraph/libraries/RGraph.common.effects.js" ></script>
  19.         <script src="${ctx}/script/html5/rgraph/libraries/RGraph.thermometer.js" ></script>
  20.         <!--[if lt IE 9]><script src="${ctx}/script/html5/rgraph/excanvas/excanvas.original.js"></script><![endif]-->
  21.         <script>
  22.             $(function(){
  23.                 _createChart();
  24.             });
  25.             /**
  26.              * 温度计图表
  27.              */
  28.             function _createChart(){
  29.                 var thermometer = new RGraph.Thermometer('thermo1', 0,1,0.14);
  30.                 thermometer.Set('chart.colors', ['green']);
  31.                 thermometer.Set('chart.title.side', 'This servers load');
  32.                 thermometer.Set('chart.scale.visible', true);
  33.                 thermometer.Set('chart.scale.decimals', 2);
  34.                 thermometer.Set('chart.gutter.right', 25);
  35.                 thermometer.Draw();
  36.                 thermometer.canvas.onmousedown = function (e)
  37.                 {
  38.                     var obj   = e.target.__object__;
  39.                     var value = obj.getValue(e);
  40.                     obj.value = value;
  41.                     RGraph.Effects.Thermometer.Grow(obj);
  42.                 }
  43.             }
  44.         </script>
  45.     </head>
  46.     <body>
  47.         <script>
  48.             if (RGraph.isOld()) {
  49.                 document.write('<div style="background-color: #fee; border: 2px dashed red; padding: 5px"><b>Important</b><br /><br /> Internet Explorer does not natively support the HTML5 canvas tag, so if you want to see the charts, you can either:<ul><li>Install <a href="http://code.google.com/chrome/chromeframe/">Google Chrome Frame</a></li><li>Use ExCanvas. This is provided in the RGraph Archive.</li><li>Use another browser entirely. Your choices are Firefox 3.5+, Chrome 2+, Safari 4+ or Opera 10.5+. </li></ul> <b>Note:</b> Internet Explorer 9 fully supports the canvas tag.</div>');
  50.             }
  51.         </script>
  52.         <div style="text-align: center">
  53.             <canvas id="thermo1" width="110" height="350">[No canvas support]</canvas>
  54.         </div>
  55.     </body>
  56. </html>
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