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1 <!DOCTYPE HTML PUBLIC "-//IETF//DTD HTML//EN"> | 1 <script src="../../resources/testharness.js"></script> |
2 <html> | 2 <script src="../../resources/testharnessreport.js"></script> |
3 <head> | |
4 <script src="../../resources/js-test.js"></script> | |
5 </head> | |
6 <body> | 3 <body> |
7 <script src="script-tests/gradient-with-clip.js"></script> | 4 <script> |
| 5 |
| 6 var canvas; |
| 7 function fillWithColor(context, color) { |
| 8 context.save(); |
| 9 context.fillStyle = color; |
| 10 context.fillRect(0, 0, canvas.width, canvas.height); |
| 11 context.restore(); |
| 12 } |
| 13 |
| 14 test(function(t) { |
| 15 canvas = document.createElement("canvas"); |
| 16 canvas.height = 100; |
| 17 canvas.width = 100; |
| 18 canvas.style.height = "100"; |
| 19 canvas.style.width = "100"; |
| 20 |
| 21 document.body.appendChild(canvas); |
| 22 |
| 23 var greenImage = document.createElement("canvas"); |
| 24 greenImage.height = 10; |
| 25 greenImage.width = 10; |
| 26 var greenCtx = greenImage.getContext('2d'); |
| 27 fillWithColor(greenCtx, "green"); |
| 28 var greenPixel = greenCtx.getImageData(0, 0, 1, 1).data; |
| 29 |
| 30 var ctx = canvas.getContext('2d'); |
| 31 var gradient = ctx.createLinearGradient(0, 0, 10, 0); |
| 32 gradient.addColorStop(0, "blue"); |
| 33 gradient.addColorStop(1, "red"); |
| 34 ctx.fillStyle = gradient; |
| 35 ctx.beginPath(); |
| 36 ctx.moveTo(0, 0); |
| 37 ctx.lineTo(10, 5); |
| 38 ctx.lineTo(10, 10); |
| 39 ctx.lineTo(5, 10); |
| 40 ctx.closePath(); |
| 41 ctx.fill(); |
| 42 |
| 43 ctx.fillStyle = "green"; |
| 44 ctx.fillRect(20, 20, 10, 10); |
| 45 |
| 46 assert_array_equals(ctx.getImageData(20, 20, 1, 1).data, greenPixel); |
| 47 |
| 48 }, "Test for canvas regression where gradient clips were not cleared https://bug
s.webkit.org/show_bug.cgi?id=21498") |
| 49 </script> |
8 </body> | 50 </body> |
9 </html> | |
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