tests/reverse-y-axis.html

   1 <html>
   2   <head>
   3     <title>reverse y-axis</title>
   4     <!--[if IE]>
   5     <script type="text/javascript" src="../excanvas.js"></script>
   6     <![endif]-->
   7     <script type="text/javascript" src="../strftime/strftime-min.js"></script>
   8     <script type="text/javascript" src="../rgbcolor/rgbcolor.js"></script>
   9     <script type="text/javascript" src="../dygraph-canvas.js"></script>
  10     <script type="text/javascript" src="../dygraph.js"></script>
  11   </head>
  12   <body>
  13     <h2>Reverse y-axis</h2>
  14     <font size=-1>This test uses the same data as the <a
  15         href='demo.html'>demo</a> test, but reverses the y-axis.</font><br/>
  16     <table><tr><td>
  17     <div id="demodiv"></div>
  18     </td><td valign=top>
  19     <div id="status" style="width:200px; font-size:0.8em; padding-top:5px;"></div>
  20     </td>
  21     </tr></table>
  22     <script type="text/javascript">
  23       g = new Dygraph(
  24               document.getElementById("demodiv"),
  25               function() {
  26                 var zp = function(x) { if (x < 10) return "0"+x; else return x; };
  27                 var r = "date,parabola,line,another line,sine wave\n";
  28                 for (var i=1; i<=31; i++) {
  29                 r += "200610" + zp(i);
  30                 r += "," + 10*(i*(31-i));
  31                 r += "," + 10*(8*i);
  32                 r += "," + 10*(250 - 8*i);
  33                 r += "," + 10*(125 + 125 * Math.sin(0.3*i));
  34                 r += "\n";
  35                 }
  36                 return r;
  37               },
  38               null,
  39               {
  40                 rollPeriod: 1,
  41                 labelsDiv: document.getElementById('status'),
  42                 labelsSeparateLines: true,
  43                 labelsKMB: true,
  44                 colors: ["rgb(51,204,204)",
  45                          "rgb(255,100,100)",
  46                          "#00DD55",
  47                          "rgba(50,50,200,0.4)"],
  48                 padding: {left: 40, right: 30, top: 15, bottom: 15},
  49                 width: 480,
  50                 height: 320,
  51                 valueRange: [3000, 0]  // Reverse y-axis
  52               }
  53           );
  54     </script>
  55 </body>
  56 </html>