tests/labelsKMB.html

   1 <html>
   2   <head>
   3     <title>labelsKMB</title>
   4     <!--[if IE]>
   5     <script type="text/javascript" src="excanvas.js"></script>
   6     <![endif]-->
   7     <script type="text/javascript" src="../dygraph-combined.js"></script>
   8     <script type="text/javascript" src="../dygraph-canvas.js"></script>
   9     <script type="text/javascript" src="../dygraph.js"></script>
  10   </head>
  11   <body>
  12     <p>labelsKMB:</p>
  13     <div id="labelsKMB" style="width:600px; height: 300px;"></div>
  14
  15     <p>labelsKMG2:</p>
  16     <div id="labelsKMG2" style="width:600px; height: 300px;"></div>
  17
  18     <p>labelsKMG2 with yValueFormatter:</p>
  19     <div id="labelsKMG2yValueFormatter" style="width:600px; height: 300px;"></div>
  20
  21     <p>The curves are exponentials. Zooming in should reveal each of the 'K',
  22     'M', 'B', etc. labels.</p>
  23
  24     <script type="text/javascript">
  25       var data = [];
  26       for (var i = 0, n = 1; i < 43; i++, n *= 2) {
  27         data.push([i, n]);
  28       }
  29
  30       var suffixes = ['', 'k', 'M', 'G', 'T'];
  31       function formatValue(v) {
  32         if (v < 1000) return v;
  33
  34         var magnitude = Math.floor(String(Math.floor(v)).length / 3);
  35         if (magnitude > suffixes.length - 1)
  36           magnitude = suffixes.length - 1;
  37         return String(g.round_(v / Math.pow(10, magnitude * 3), 2)) +
  38           suffixes[magnitude];
  39       }
  40
  41       new Dygraph(document.getElementById("labelsKMB"), data, { labelsKMB: true });
  42       new Dygraph(document.getElementById("labelsKMG2"), data, { labelsKMG2: true });
  43       var g = new Dygraph(document.getElementById("labelsKMG2yValueFormatter"), data,
  44                           { labelsKMG2: true, yValueFormatter: formatValue });
  45     </script>
  46   </body>
  47 </html>