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| (Empty) |
| 1 <!-- Based on fast/repaint/canvas-putImageData.html --> | |
| 2 <!-- Test for https://bugs.webkit.org/show_bug.cgi?id=46319 --> | |
| 3 <head> | |
| 4 <script src="resources/paint-invalidation-test.js"></script> | |
| 5 </head> | |
| 6 <body> | |
| 7 <canvas id="canvas" width="100" height="100"></canvas> | |
| 8 <script> | |
| 9 var canvas = document.getElementById('canvas'); | |
| 10 var ctx = canvas.getContext('2d'); | |
| 11 | |
| 12 // prepare imagedata | |
| 13 ctx.fillStyle = "rgb(255, 0, 0)"; ctx.fillRect(0, 0, 100, 100); // red b
ackground | |
| 14 ctx.fillStyle = "rgb(0, 255, 0)"; ctx.fillRect(10, 10, 10, 10); // inset
green square | |
| 15 var imageDataGreen = ctx.getImageData(10, 10, 10, 10); | |
| 16 var imageDataRedWithInsetGreen = ctx.getImageData(0, 0, 30, 30); | |
| 17 | |
| 18 // clear canvas to dark green | |
| 19 ctx.fillStyle = "rgb(0, 128, 0)"; | |
| 20 ctx.fillRect(0, 0, 100, 100); | |
| 21 | |
| 22 // fill target locations with dark red | |
| 23 ctx.fillStyle = "rgb(128, 0, 0)"; | |
| 24 ctx.fillRect(0, 0, 10, 10); | |
| 25 ctx.fillRect(40, 40, 10, 10); | |
| 26 ctx.fillRect(80, 80, 10, 10); | |
| 27 window.testIsAsync = true; | |
| 28 | |
| 29 function paintInvalidationTest() | |
| 30 { | |
| 31 // patch up red squares with putImageData | |
| 32 ctx.putImageData(imageDataGreen, 0, 0); | |
| 33 ctx.putImageData(imageDataGreen, 40, 40); | |
| 34 ctx.putImageData(imageDataRedWithInsetGreen, 70, 70, 10, 10, 10, 10)
; | |
| 35 // Because canvas invalidations are processed at the end of the curr
ent task, | |
| 36 // the repaint test has to end in a subsequent task in order to capt
ure the repaint. | |
| 37 setTimeout(finishPaintInvalidationTest, 0); | |
| 38 } | |
| 39 | |
| 40 window.onload = runPaintInvalidationTest; | |
| 41 </script> | |
| 42 </body> | |
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Chromium Code Reviews
Issue 2010243002:
Remove paint/invalidation/spv2 (Closed)
Base URL: https://chromium.googlesource.com/chromium/src.git@master