Commit | Line | Data |
---|---|---|
54425b14 | 1 | <!DOCTYPE html> |
d9e6fa47 DV |
2 | <html> |
3 | <head> | |
4 | <title>Highlighted Region</title> | |
5 | <!--[if IE]> | |
a2b2c3a1 | 6 | <script type="text/javascript" src="../excanvas.js"></script> |
d9e6fa47 DV |
7 | <![endif]--> |
8 | <script type="text/javascript" src="../strftime/strftime-min.js"></script> | |
9 | <script type="text/javascript" src="../rgbcolor/rgbcolor.js"></script> | |
10 | <script type="text/javascript" src="../dygraph-canvas.js"></script> | |
11 | <script type="text/javascript" src="../dygraph.js"></script> | |
12 | <script type="text/javascript" src="data.js"></script> | |
13 | </head> | |
14 | <body> | |
15 | <p>Should draw a time series with an unusual region highlighted:</p> | |
16 | <div id="div_g" style="width:600px; height:300px;"></div> | |
17 | ||
18 | <p>When you zoom/pan, the region should remain highlighted.</p> | |
19 | ||
20 | <script type="text/javascript"> | |
21 | // A basic sinusoidal data series. | |
22 | var data = []; | |
23 | for (var i = 0; i < 1000; i++) { | |
24 | var base = 10 * Math.sin(i / 90.0); | |
25 | data.push([i, base, base + Math.sin(i / 2.0)]); | |
26 | } | |
27 | ||
28 | // Shift one portion out of line. | |
29 | var highlight_start = 450; | |
30 | var highlight_end = 500; | |
31 | for (var i = highlight_start; i <= highlight_end; i++) { | |
32 | data[i][2] += 5.0; | |
33 | } | |
34 | ||
35 | ||
36 | new Dygraph( | |
37 | document.getElementById("div_g"), | |
38 | data, | |
39 | { | |
40 | labels: ['X', 'Est.', 'Actual'], | |
04143109 | 41 | underlayCallback: function(canvas, area, g) { |
d9e6fa47 DV |
42 | var bottom_left = g.toDomCoords(highlight_start, -20); |
43 | var top_right = g.toDomCoords(highlight_end, +20); | |
44 | ||
45 | var left = bottom_left[0]; | |
46 | var right = top_right[0]; | |
47 | ||
eb7bf005 | 48 | canvas.fillStyle = "rgba(255, 255, 102, 1.0)"; |
d9e6fa47 DV |
49 | canvas.fillRect(left, area.y, right - left, area.h); |
50 | } | |
51 | ||
52 | } | |
53 | ); | |
54 | </script> | |
55 | </body> | |
56 | </html> |