Bug fix for dygraph point selection touch event.
[dygraphs.git] / tests / highlighted-region.html
... / ...
CommitLineData
1<!DOCTYPE html>
2<html>
3 <head>
4 <link rel="stylesheet" href="../dist/dygraph.css">
5 <title>Highlighted Region</title>
6 <script type="text/javascript" src="../dist/dygraph.js"></script>
7
8 <script type="text/javascript" src="data.js"></script>
9 </head>
10 <body>
11 <p>Should draw a time series with an unusual region highlighted:</p>
12 <div id="div_g" style="width:600px; height:300px;"></div>
13
14 <p>When you zoom/pan, the region should remain highlighted.</p>
15
16 <script type="text/javascript">
17 // A basic sinusoidal data series.
18 var data = [];
19 for (var i = 0; i < 1000; i++) {
20 var base = 10 * Math.sin(i / 90.0);
21 data.push([i, base, base + Math.sin(i / 2.0)]);
22 }
23
24 // Shift one portion out of line.
25 var highlight_start = 450;
26 var highlight_end = 500;
27 for (var i = highlight_start; i <= highlight_end; i++) {
28 data[i][2] += 5.0;
29 }
30
31
32 var g = new Dygraph(
33 document.getElementById("div_g"),
34 data,
35 {
36 labels: ['X', 'Est.', 'Actual'],
37 animatedZooms: true,
38 underlayCallback: function(canvas, area, g) {
39 var bottom_left = g.toDomCoords(highlight_start, -20);
40 var top_right = g.toDomCoords(highlight_end, +20);
41
42 var left = bottom_left[0];
43 var right = top_right[0];
44
45 canvas.fillStyle = "rgba(255, 255, 102, 1.0)";
46 canvas.fillRect(left, area.y, right - left, area.h);
47 }
48
49 }
50 );
51 </script>
52 </body>
53</html>