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1 <!DOCTYPE html> | 1 <!DOCTYPE html> |
2 <html> | 2 <html> |
3 <head> | 3 <head> |
4 <style> | 4 <style> |
5 .fixed { | 5 .fixed { |
6 position: fixed; | 6 position: fixed; |
7 width: 10px; | 7 width: 10px; |
8 height: 10px; | 8 height: 10px; |
9 background-color: silver; | 9 background-color: silver; |
10 } | 10 } |
11 </style> | 11 </style> |
12 <script> | 12 <script> |
13 if (window.testRunner) { | 13 if (window.testRunner) { |
14 testRunner.dumpAsText(); | 14 testRunner.dumpAsText(); |
15 testRunner.waitUntilDone(); | 15 testRunner.waitUntilDone(); |
16 } | 16 } |
17 if (window.internals && window.eventSender) { | 17 if (window.internals && window.eventSender) { |
18 window.internals.settings.setAcceleratedCompositingForFixedPositionEnabled(t
rue); | 18 window.internals.settings.setAcceleratedCompositingForFixedPositionEnabled(t
rue); |
19 window.internals.settings.setFixedPositionCreatesStackingContext(true); | |
20 | 19 |
21 addEventListener("load", function() { | 20 addEventListener("load", function() { |
22 window.scrollTo(100,100); | 21 window.scrollTo(100,100); |
23 | 22 |
24 document.getElementById("layerTree").innerText = internals.layerTreeAsText
(document); | 23 document.getElementById("layerTree").innerText = internals.layerTreeAsText
(document); |
25 | 24 |
26 window.eventSender.setPageScaleFactor(0.5, 0, 0); | 25 window.eventSender.setPageScaleFactor(0.5, 0, 0); |
27 setTimeout(function() { | 26 setTimeout(function() { |
28 document.getElementById("layerTreeScaledDown").innerText = internals.lay
erTreeAsText(document); | 27 document.getElementById("layerTreeScaledDown").innerText = internals.lay
erTreeAsText(document); |
29 | 28 |
(...skipping 25 matching lines...) Expand all Loading... |
55 <div class="fixed" style="top: -100px"></div> | 54 <div class="fixed" style="top: -100px"></div> |
56 <!-- When applyPageScaleFactorInCompositor is true, this will have composited la
yer when scaled down; no layer when not scaled or scaled up. --> | 55 <!-- When applyPageScaleFactorInCompositor is true, this will have composited la
yer when scaled down; no layer when not scaled or scaled up. --> |
57 <div class="fixed"></div> | 56 <div class="fixed"></div> |
58 <div class="fixed" style="top: 0px; left: 1000px"></div> | 57 <div class="fixed" style="top: 0px; left: 1000px"></div> |
59 <!-- When applyPageScaleFactorInCompositor is true, this will have composited la
yer when not scaled and scaled down; no layer scaled up. --> | 58 <!-- When applyPageScaleFactorInCompositor is true, this will have composited la
yer when not scaled and scaled down; no layer scaled up. --> |
60 <div class="fixed" style="top: 0px; left: 600px"></div> | 59 <div class="fixed" style="top: 0px; left: 600px"></div> |
61 <!-- Always has composited layer. --> | 60 <!-- Always has composited layer. --> |
62 <div class="fixed" style="top: 0px; left: 0px"></div> | 61 <div class="fixed" style="top: 0px; left: 0px"></div> |
63 </body> | 62 </body> |
64 </html> | 63 </html> |
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