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1 <!DOCTYPE html> | 1 <!DOCTYPE html> |
2 <div style="height:200px;width:600px;overflow:scroll"> | 2 <div style="height:200px;width:600px;overflow:scroll"> |
3 <div style="position:relative"> | 3 <div style="position:relative"> |
4 <div style="height:400px;margin-bottom:-400px;position:relative"> | 4 <div style="height:400px;margin-bottom:-400px;position:relative"> |
5 <div id="chip" style="width:50px;height:50px;position:absolute;background:
lightblue;margin:0"></div> | 5 <div id="chip" style="width:50px;height:50px;position:absolute;background:
lightblue;margin:0"></div> |
6 </div> | 6 </div> |
7 </div> | 7 </div> |
8 </div> | 8 </div> |
9 | 9 |
10 <pre id="output" style="display:none"></pre> | 10 <script src="../../fast/repaint/resources/text-based-repaint.js"></script> |
11 <script> | 11 <script> |
12 // Test that moving a RenderLayer that is squashed relative to its squashing con
tainer repaints correctly. | 12 // Test that moving a RenderLayer that is squashed relative to its squashing con
tainer repaints correctly. |
13 // In particular, the repaint rect needs to be recorded in the correct position
relative to the squashing GraphicsLayer. | 13 // In particular, the repaint rect needs to be recorded in the correct position
relative to the squashing GraphicsLayer. |
14 if (window.testRunner) { | 14 |
15 testRunner.dumpAsText(); | 15 if (window.internals) |
16 testRunner.waitUntilDone(); | 16 window.internals.settings.setLayerSquashingEnabled(true); |
| 17 |
| 18 function repaintTest() |
| 19 { |
| 20 document.getElementById('chip').style.left = "400px"; |
17 } | 21 } |
18 | 22 |
19 if (window.internals) { | 23 runRepaintTest(); |
20 window.internals.settings.setLayerSquashingEnabled(true); | |
21 window.internals.startTrackingRepaints(document); | |
22 } | |
23 var updateFunction = function() | |
24 { | |
25 document.getElementById('chip').style.left = "400px"; | |
26 | |
27 if (window.internals) { | |
28 var data = window.internals.layerTreeAsText(document, internals.LAYER_TR
EE_INCLUDES_REPAINT_RECTS); | |
29 window.internals.stopTrackingRepaints(document); | |
30 var output = document.getElementById('output'); | |
31 output.textContent = data; | |
32 | |
33 output.style.display = "block"; | |
34 } | |
35 if (window.testRunner) | |
36 testRunner.notifyDone(); | |
37 } | |
38 | |
39 // Wait two frames before updating the chip's style, so that the document is pai
nted and squashed first. | |
40 window.requestAnimationFrame(function() { | |
41 window.requestAnimationFrame(updateFunction); | |
42 }); | |
43 | |
44 | |
45 </script> | 24 </script> |
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