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| 1 <!-- Based on fast/repaint/canvas-putImageData.html --> |
1 <!-- Test for https://bugs.webkit.org/show_bug.cgi?id=46319 --> | 2 <!-- Test for https://bugs.webkit.org/show_bug.cgi?id=46319 --> |
2 <head> | 3 <head> |
3 <script src="resources/text-based-repaint.js"></script> | 4 <script src="resources/paint-invalidation-test.js"></script> |
4 </head> | 5 </head> |
5 <body> | 6 <body> |
6 <canvas id="canvas" width="100" height="100"></canvas> | 7 <canvas id="canvas" width="100" height="100"></canvas> |
7 <script> | 8 <script> |
8 var canvas = document.getElementById('canvas'); | 9 var canvas = document.getElementById('canvas'); |
9 var ctx = canvas.getContext('2d'); | 10 var ctx = canvas.getContext('2d'); |
10 | 11 |
11 // prepare imagedata | 12 // prepare imagedata |
12 ctx.fillStyle = "rgb(255, 0, 0)"; ctx.fillRect(0, 0, 100, 100); // red b
ackground | 13 ctx.fillStyle = "rgb(255, 0, 0)"; ctx.fillRect(0, 0, 100, 100); // red b
ackground |
13 ctx.fillStyle = "rgb(0, 255, 0)"; ctx.fillRect(10, 10, 10, 10); // inset
green square | 14 ctx.fillStyle = "rgb(0, 255, 0)"; ctx.fillRect(10, 10, 10, 10); // inset
green square |
14 var imageDataGreen = ctx.getImageData(10, 10, 10, 10); | 15 var imageDataGreen = ctx.getImageData(10, 10, 10, 10); |
15 var imageDataRedWithInsetGreen = ctx.getImageData(0, 0, 30, 30); | 16 var imageDataRedWithInsetGreen = ctx.getImageData(0, 0, 30, 30); |
16 | 17 |
17 // clear canvas to dark green | 18 // clear canvas to dark green |
18 ctx.fillStyle = "rgb(0, 128, 0)"; | 19 ctx.fillStyle = "rgb(0, 128, 0)"; |
19 ctx.fillRect(0, 0, 100, 100); | 20 ctx.fillRect(0, 0, 100, 100); |
20 | 21 |
21 // fill target locations with dark red | 22 // fill target locations with dark red |
22 ctx.fillStyle = "rgb(128, 0, 0)"; | 23 ctx.fillStyle = "rgb(128, 0, 0)"; |
23 ctx.fillRect(0, 0, 10, 10); | 24 ctx.fillRect(0, 0, 10, 10); |
24 ctx.fillRect(40, 40, 10, 10); | 25 ctx.fillRect(40, 40, 10, 10); |
25 ctx.fillRect(80, 80, 10, 10); | 26 ctx.fillRect(80, 80, 10, 10); |
26 window.testIsAsync = true; | 27 window.testIsAsync = true; |
27 | 28 |
28 function repaintTest() | 29 window.expectedPaintInvalidationObjects = [ |
| 30 "LayoutHTMLCanvas CANVAS id='canvas'", |
| 31 ]; |
| 32 function paintInvalidationTest() |
29 { | 33 { |
30 // patch up red squares with putImageData | 34 // patch up red squares with putImageData |
31 ctx.putImageData(imageDataGreen, 0, 0); | 35 ctx.putImageData(imageDataGreen, 0, 0); |
32 ctx.putImageData(imageDataGreen, 40, 40); | 36 ctx.putImageData(imageDataGreen, 40, 40); |
33 ctx.putImageData(imageDataRedWithInsetGreen, 70, 70, 10, 10, 10, 10)
; | 37 ctx.putImageData(imageDataRedWithInsetGreen, 70, 70, 10, 10, 10, 10)
; |
34 // Because canvas invalidations are processed at the end of the curr
ent task, | 38 // Because canvas invalidations are processed at the end of the curr
ent task, |
35 // the repaint test has to end in a subsequent task in order to capt
ure the repaint. | 39 // the repaint test has to end in a subsequent task in order to capt
ure the repaint. |
36 setTimeout(finishRepaintTest, 0); | 40 setTimeout(finishPaintInvalidationTest, 0); |
37 } | 41 } |
38 | 42 |
39 window.onload = runRepaintTest; | 43 window.onload = runPaintInvalidationTest; |
40 </script> | 44 </script> |
41 </body> | 45 </body> |
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