projects / dygraphs.git / blame
| Commit | Line | Data |
|---|---|---|
| e7746234 EC |
1 | <html> |
| 2 | <head> | |
| 3 | <title>Custom underlay callback</title> | |
| 4 | <!--[if IE]> | |
| a2b2c3a1 | 5 | <script type="text/javascript" src="../excanvas.js"></script> |
| e7746234 | 6 | <![endif]--> |
| d37dca40 DV |
7 | <script type="text/javascript" src="../strftime/strftime-min.js"></script> |
| 8 | <script type="text/javascript" src="../rgbcolor/rgbcolor.js"></script> | |
| e7746234 EC |
9 | <script type="text/javascript" src="../dygraph-canvas.js"></script> |
| 10 | <script type="text/javascript" src="../dygraph.js"></script> | |
| 11 | <script type="text/javascript" src="data.js"></script> | |
| 12 | </head> | |
| 13 | <body> | |
| 14 | <p>Should draw a two-colored background, split horizontally at 2.25:</p> | |
| 15 | <div id="div_g" style="width:600px; height:300px;"></div> | |
| 16 | ||
| 17 | <div id="status" style="width:100%; height:200px;"></div> | |
| 18 | ||
| 19 | <script type="text/javascript"> | |
| 20 | s = document.getElementById("status"); | |
| 21 | ||
| 22 | g = new Dygraph( | |
| 23 | document.getElementById("div_g"), | |
| 24 | NoisyData, { | |
| 25 | rollPeriod: 7, | |
| 26 | showRoller: true, | |
| 27 | errorBars: true, | |
| 28 | ||
| 04143109 DV |
29 | underlayCallback: function(canvas, area, g) { |
| 30 | var splitHeight = g.toDomCoords(null, 2.25)[1]; | |
| 31 | ||
| 2fc82862 DV |
32 | // fillRect(x, y, width, height) |
| 33 | // Bottom section: y = (-Infinity, 2.25) | |
| e7746234 | 34 | canvas.fillStyle = 'pink'; |
| 2fc82862 DV |
35 | canvas.fillRect(area.x, splitHeight, area.w, area.h - splitHeight); |
| 36 | ||
| 37 | // Top section: y = (2.25, +Infinity) | |
| e7746234 | 38 | canvas.fillStyle = 'lightblue'; |
| 2fc82862 | 39 | canvas.fillRect(area.x, area.y, area.w, splitHeight - area.y); |
| e7746234 EC |
40 | } |
| 41 | } | |
| 42 | ); | |
| 43 | </script> | |
| 44 | </body> | |
| 45 | </html> |