tests/x-axis-formatter.html

   1 <!DOCTYPE html>
   2 <html>
   3   <head>
   4     <title>X Axis Label Formatting</title>
   5     <!--
   6     For production (minified) code, use:
   7     <script type="text/javascript" src="dygraph-combined.js"></script>
   8     -->
   9     <script type="text/javascript" src="../dist/dygraph.js"></script>
  10
  11   </head>
  12   <body>
  13     <p>Original data:</p>
  14     <div id="normal" style="width:600px; height:300px;"></div>
  15
  16     <p>Same data, but offset by 2 hours with the date formatter:</p>
  17     <div id="offby2" style="width:600px; height:300px;"></div>
  18
  19     <p>Same data, but always displaying HH:MM:SS:</p>
  20     <div id="seconds" style="width:600px; height:300px;"></div>
  21
  22     <script type="text/javascript">
  23       function HourlyData() {
  24         return "" +
  25           "Date,A,B\n" +
  26           "2009/07/12 00:00:00,3,4\n" +
  27           "2009/07/12 01:00:00,5,6\n" +
  28           "2009/07/12 02:00:00,7,6\n" +
  29           "2009/07/12 03:00:00,6,5\n" +
  30           "2009/07/12 04:00:00,4,7\n" +
  31           "2009/07/12 05:00:00,3,6\n" +
  32           "2009/07/12 06:00:00,4,6"
  33       }
  34       function zeropad(x) {
  35         return (x < 10) ? '0' + x : x;
  36       }
  37
  38       var g1 = new Dygraph(
  39             document.getElementById("normal"),
  40             HourlyData()
  41           );
  42
  43       var g2 = new Dygraph(
  44             document.getElementById("offby2"),
  45             HourlyData(),
  46             {
  47               axes: {
  48                 x: {
  49                   axisLabelFormatter: function(d, gran, opts) {
  50                       return Dygraph.dateAxisLabelFormatter(new Date(d.getTime() + 7200*1000), gran, opts);
  51                   }
  52                 }
  53               }
  54             });
  55
  56       var g3 = new Dygraph(
  57             document.getElementById("seconds"),
  58             HourlyData(),
  59             {
  60               axes: {
  61                 x: {
  62                   axisLabelWidth: 70,
  63                   axisLabelFormatter: function(d, gran) {
  64                     return zeropad(d.getHours()) + ":"
  65                         + zeropad(d.getMinutes()) + ":"
  66                         + zeropad(d.getSeconds());
  67                   }
  68                 }
  69               }
  70             });
  71     </script>
  72   </body>
  73 </html>