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1 <!DOCTYPE html> | 1 <!DOCTYPE html> |
2 <html> | 2 <html> |
3 <head> | 3 <head> |
4 <!-- This test case reproduces a bug that is hopefully solved by https://bugs.
webkit.org/show_bug.cgi?id=80641 | 4 <!-- This test case reproduces a bug that is hopefully solved by https://bugs.
webkit.org/show_bug.cgi?id=80641 |
5 | 5 |
6 In the bug, a div element begins as non-composited, and the repaintRect h
ad a | 6 In the bug, a div element begins as non-composited, and the repaintRect h
ad a |
7 correct non-zero offset because it paints into an ancestor container. Lat
er, the | 7 correct non-zero offset because it paints into an ancestor container. Lat
er, the |
8 layer becomes composited (in this case, because the layer is moved to ove
rlap | 8 layer becomes composited (in this case, because the layer is moved to ove
rlap |
9 another composited layer). Because the layer is now composited, the repai
ntRect | 9 another composited layer). Because the layer is now composited, the repai
ntRect |
10 should have been recomputed - in particular, the offset of the repaintRec
t should | 10 should have been recomputed - in particular, the offset of the repaintRec
t should |
(...skipping 28 matching lines...) Expand all Loading... |
39 background-color: red; | 39 background-color: red; |
40 } | 40 } |
41 | 41 |
42 .shouldBeSeen { | 42 .shouldBeSeen { |
43 background-color: green; | 43 background-color: green; |
44 } | 44 } |
45 </style> | 45 </style> |
46 | 46 |
47 </head> | 47 </head> |
48 | 48 |
| 49 <script src="../../resources/run-after-display.js"></script> |
49 <script src="../../fast/repaint/resources/repaint.js"></script> | 50 <script src="../../fast/repaint/resources/repaint.js"></script> |
50 | 51 |
51 <script> | 52 <script> |
52 if (window.testRunner) { | 53 if (window.testRunner) { |
53 testRunner.dumpAsTextWithPixelResults(); | 54 testRunner.dumpAsTextWithPixelResults(); |
54 testRunner.waitUntilDone(); | 55 testRunner.waitUntilDone(); |
55 } | 56 } |
56 | 57 |
57 function changeDivPosition() { | 58 function changeDivPosition() { |
58 document.getElementById("scrolldiv").style.left="50px"; | 59 document.getElementById("scrolldiv").style.left="50px"; |
59 } | 60 } |
60 | 61 |
61 function repaintTest() { | 62 function repaintTest() { |
62 // Changing the position will cause the scrolldiv to become composited b
ecuase it overlaps another compostied element. | 63 // Changing the position will cause the scrolldiv to become composited b
ecuase it overlaps another compostied element. |
63 changeDivPosition(); | 64 changeDivPosition(); |
64 | 65 |
65 // Force DumpRenderTree to do a layout and repaint here, this is where t
he repaintRect | 66 // Force DumpRenderTree to do a layout and repaint here, this is where t
he repaintRect |
66 // goes wrong because it does not get updated for a newly composited ele
ment. | 67 // goes wrong because it does not get updated for a newly composited ele
ment. |
67 if (window.testRunner) | 68 runAfterDisplay(function() { |
68 testRunner.display(); | |
69 | |
70 window.setTimeout(function() { | |
71 // Scrolling a little will demonstrate whether the repaint rect is c
orrect or not. | 69 // Scrolling a little will demonstrate whether the repaint rect is c
orrect or not. |
72 document.getElementById('scrolldiv').scrollTop = 500; | 70 document.getElementById('scrolldiv').scrollTop = 500; |
73 testRunner.notifyDone(); | 71 testRunner.notifyDone(); |
74 }, 0); | 72 }); |
75 } | 73 } |
76 | 74 |
77 </script> | 75 </script> |
78 | 76 |
79 <body onload="runRepaintTest()"> | 77 <body onload="runRepaintTest()"> |
80 <div class="composited box"></div> | 78 <div class="composited box"></div> |
81 <div id="scrolldiv"> | 79 <div id="scrolldiv"> |
82 <div class="shouldNotBeSeen box"></div> | 80 <div class="shouldNotBeSeen box"></div> |
83 <div class="shouldBeSeen box"></div> | 81 <div class="shouldBeSeen box"></div> |
84 </div> | 82 </div> |
85 </body> | 83 </body> |
86 | 84 |
87 </html> | 85 </html> |
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