[dygraphs.git] / tests / labelsKMB.html

<!DOCTYPE html>
<html>
  <head>
    <meta http-equiv="X-UA-Compatible" content="IE=EmulateIE7; IE=EmulateIE9">
    <title>labelsKMB</title>
    <!--[if IE]>
    <script type="text/javascript" src="../excanvas.js"></script>
    <![endif]-->
    <script type="text/javascript" src="../strftime/strftime-min.js"></script>
    <script type="text/javascript" src="../rgbcolor/rgbcolor.js"></script>
    <script type="text/javascript" src="../dygraph-canvas.js"></script>
    <script type="text/javascript" src="../dygraph.js"></script>
  </head>
  <body>
    <p>labelsKMB:</p>
    <div id="labelsKMB" style="width:600px; height: 300px;"></div>

    <p>labelsKMG2:</p>
    <div id="labelsKMG2" style="width:600px; height: 300px;"></div>

    <p>labelsKMG2 with yValueFormatter:</p>
    <div id="labelsKMG2yValueFormatter" style="width:600px; height: 300px;"></div>

    <p>The curves are exponentials. Zooming in should reveal each of the 'K',
    'M', 'B', etc. labels.</p>

    <script type="text/javascript">
      function round(num, places) {
        var shift = Math.pow(10, places);
        return Math.round(num * shift)/shift;
      };

      var data = [];
      for (var i = 0, n = 1; i < 43; i++, n *= 2) {
        data.push([i, n]);
      }

      var suffixes = ['', 'k', 'M', 'G', 'T'];
      function formatValue(v) {
        if (v < 1000) return v;

        var magnitude = Math.floor(String(Math.floor(v)).length / 3);
        if (magnitude > suffixes.length - 1)
          magnitude = suffixes.length - 1;
        return String(round(v / Math.pow(10, magnitude * 3), 2)) +
          suffixes[magnitude];
      }

      new Dygraph(document.getElementById("labelsKMB"), data, { labelsKMB: true });
      new Dygraph(document.getElementById("labelsKMG2"), data, { labelsKMG2: true });
      var g = new Dygraph(document.getElementById("labelsKMG2yValueFormatter"), data,
                          { labelsKMG2: true, yValueFormatter: formatValue });
    </script>
  </body>
</html>
Commit	Line	Data
54425b14	1	<!DOCTYPE html>
02ecfa7a DV	2	<html>
02ecfa7a DV	3	<head>
10494b48	4	<meta http-equiv="X-UA-Compatible" content="IE=EmulateIE7; IE=EmulateIE9">
02ecfa7a DV	5	<title>labelsKMB</title>
02ecfa7a DV	6	<!--[if IE]>
a2b2c3a1	7	<script type="text/javascript" src="../excanvas.js"></script>
02ecfa7a	8	<![endif]-->
d37dca40 DV	9	<script type="text/javascript" src="../strftime/strftime-min.js"></script>
d37dca40 DV	10	<script type="text/javascript" src="../rgbcolor/rgbcolor.js"></script>
02ecfa7a DV	11	<script type="text/javascript" src="../dygraph-canvas.js"></script>
	12	<script type="text/javascript" src="../dygraph.js"></script>
	13	</head>
	14	<body>
	15	<p>labelsKMB:</p>
	16	<div id="labelsKMB" style="width:600px; height: 300px;"></div>
	17
d160cc3b	18	<p>labelsKMG2:</p>
02ecfa7a DV	19	<div id="labelsKMG2" style="width:600px; height: 300px;"></div>
02ecfa7a DV	20
d160cc3b NK	21	<p>labelsKMG2 with yValueFormatter:</p>
	22	<div id="labelsKMG2yValueFormatter" style="width:600px; height: 300px;"></div>
	23
02ecfa7a DV	24	<p>The curves are exponentials. Zooming in should reveal each of the 'K',
	25	'M', 'B', etc. labels.</p>
	26
	27	<script type="text/javascript">
029da4b6 DV	28	function round(num, places) {
	29	var shift = Math.pow(10, places);
	30	return Math.round(num * shift)/shift;
	31	};
	32
02ecfa7a DV	33	var data = [];
	34	for (var i = 0, n = 1; i < 43; i++, n *= 2) {
	35	data.push([i, n]);
	36	}
	37
d160cc3b NK	38	var suffixes = ['', 'k', 'M', 'G', 'T'];
	39	function formatValue(v) {
	40	if (v < 1000) return v;
	41
	42	var magnitude = Math.floor(String(Math.floor(v)).length / 3);
	43	if (magnitude > suffixes.length - 1)
	44	magnitude = suffixes.length - 1;
029da4b6	45	return String(round(v / Math.pow(10, magnitude * 3), 2)) +
d160cc3b NK	46	suffixes[magnitude];
	47	}
	48
02ecfa7a DV	49	new Dygraph(document.getElementById("labelsKMB"), data, { labelsKMB: true });
02ecfa7a DV	50	new Dygraph(document.getElementById("labelsKMG2"), data, { labelsKMG2: true });
d160cc3b NK	51	var g = new Dygraph(document.getElementById("labelsKMG2yValueFormatter"), data,
d160cc3b NK	52	{ labelsKMG2: true, yValueFormatter: formatValue });
02ecfa7a DV	53	</script>
	54	</body>
	55	</html>