| OLD | NEW |
|---|
| (Empty) |
| 1 <!DOCTYPE html> | |
| 2 | |
| 3 <html lang="en"> | |
| 4 <head> | |
| 5 <style type="text/css" media="screen"> | |
| 6 body { | |
| 7 height: 2600px; | |
| 8 } | |
| 9 | |
| 10 .container { | |
| 11 width: 200px; | |
| 12 height: 200px; | |
| 13 margin: 10px; | |
| 14 overflow: auto; | |
| 15 border: 10px solid black; | |
| 16 } | |
| 17 | |
| 18 .inner { | |
| 19 width: 100px; | |
| 20 height: 2200px; | |
| 21 padding: 5px; | |
| 22 font-size: 18pt; | |
| 23 background-color: green; | |
| 24 } | |
| 25 | |
| 26 .compositing { | |
| 27 position: absolute; | |
| 28 top: 21px; | |
| 29 left: 21px; | |
| 30 width: 100px; | |
| 31 height: 100px; | |
| 32 -webkit-transform: translateZ(0); | |
| 33 } | |
| 34 | |
| 35 p { | |
| 36 font: 1em/1 Ahem, sans-serif; | |
| 37 } | |
| 38 | |
| 39 p.middle { | |
| 40 position: absolute; | |
| 41 top: 10%; | |
| 42 } | |
| 43 | |
| 44 p.bottom { | |
| 45 position: absolute; | |
| 46 bottom: 0; | |
| 47 } | |
| 48 </style> | |
| 49 <script type="text/javascript" charset="utf-8"> | |
| 50 if (window.testRunner) { | |
| 51 testRunner.dumpAsText(); | |
| 52 testRunner.waitUntilDone(); | |
| 53 } | |
| 54 | |
| 55 function doTest() | |
| 56 { | |
| 57 var scrollables = document.querySelectorAll('.container'); | |
| 58 for (var i = 0; i < scrollables.length; ++i) | |
| 59 scrollables[i].scrollTop = 100; | |
| 60 | |
| 61 if (window.testRunner) { | |
| 62 document.getElementById('layers').innerText = window.internals.layerTree
AsText(document); | |
| 63 testRunner.notifyDone(); | |
| 64 } | |
| 65 } | |
| 66 | |
| 67 window.addEventListener('load', doTest, false); | |
| 68 </script> | |
| 69 </head> | |
| 70 | |
| 71 <body> | |
| 72 | |
| 73 <!-- Go into compositing. --> | |
| 74 <div class="compositing"></div> | |
| 75 | |
| 76 <!-- "middle" text should be visible --> | |
| 77 <div class="container" style="position: relative; overflow: hidden;"> | |
| 78 <div class="inner" style="position: relative;"> | |
| 79 <p class="top">top</p> | |
| 80 <p class="middle">middle</p> | |
| 81 <p class="bottom">bottom</p> | |
| 82 </div> | |
| 83 </div> | |
| 84 | |
| 85 <!-- Vertical scrollbar should be visible --> | |
| 86 <!-- "middle" text should be visible --> | |
| 87 <!-- "inner" should use a tiled layer --> | |
| 88 <div class="container" style="position: relative;"> | |
| 89 <div class="inner" style="position: relative;"> | |
| 90 <p class="top">top</p> | |
| 91 <p class="middle">middle</p> | |
| 92 <p class="bottom">bottom</p> | |
| 93 </div> | |
| 94 </div> | |
| 95 | |
| 96 <pre id="layers">Layer tree goes here in DRT</pre> | |
| 97 | |
| 98 </body> | |
| 99 </html> | |
| OLD | NEW |
|---|
Chromium Code Reviews
Issue 266453008:
Get rid of extra clipping of composited layers in CompositedLayerMapping::updateCompositedBounds(). (Closed)
Base URL: svn://svn.chromium.org/blink/trunk