| OLD | NEW |
| 1 <!DOCTYPE html> | 1 <!DOCTYPE html> |
| 2 <html> | 2 <html> |
| 3 | 3 |
| 4 <head> | 4 <head> |
| 5 <script src="../../fast/repaint/resources/text-based-repaint.js"></script> | 5 <script src="../../fast/repaint/resources/text-based-repaint.js"></script> |
| 6 <style> | 6 <style> |
| 7 | 7 |
| 8 .compositedBehind { | 8 .compositedBehind { |
| 9 width: 500px; | 9 width: 500px; |
| 10 height: 500px; | 10 height: 500px; |
| 11 transform: translatez(0); | 11 transform: translatez(0); |
| 12 background-color: cyan; | 12 background-color: cyan; |
| 13 } | 13 } |
| 14 | 14 |
| 15 .containerOverlapsComposited { | 15 .containerOverlapsComposited { |
| 16 position: absolute; | 16 position: absolute; |
| 17 z-index: 2; /* Creates a stacking context so that the fixed-pos layer is conta
ined instead of a sibling */ | 17 z-index: 2; /* Creates a stacking context so that the fixed-pos layer is conta
ined instead of a sibling */ |
| 18 top: 20px; | 18 top: 20px; |
| 19 left: 20px; | 19 left: 20px; |
| 20 width: 100px; | 20 width: 100px; |
| 21 height: 30000px; | 21 height: 30000px; |
| 22 background-color: green; | 22 background-color: green; |
| 23 } | 23 } |
| 24 | 24 |
| 25 .fixed { | 25 .fixed { |
| 26 position: fixed; | 26 position: fixed; |
| 27 top: 45px; | 27 top: 45px; |
| 28 left: 45px; | 28 left: 45px; |
| 29 background-color: lime; | 29 background-color: rgba(0, 255, 0, 0.99); |
| 30 width: 50px; | 30 width: 50px; |
| 31 height: 50px; | 31 height: 50px; |
| 32 } | 32 } |
| 33 | 33 |
| 34 </style> | 34 </style> |
| 35 | 35 |
| 36 <script> | 36 <script> |
| 37 if (window.internals) { | 37 if (window.internals) { |
| 38 /* Note carefully, compositing for fixed position is _disabled_ here
*/ | 38 /* Note carefully, compositing for fixed position is _disabled_ here
*/ |
| 39 internals.settings.setPreferCompositingToLCDTextEnabled(false); | 39 internals.settings.setPreferCompositingToLCDTextEnabled(false); |
| (...skipping 17 matching lines...) Expand all Loading... |
| 57 never repainted, and it appeared to scroll along with the composited cont
ainer. | 57 never repainted, and it appeared to scroll along with the composited cont
ainer. |
| 58 --> | 58 --> |
| 59 <div class="compositedBehind"> </div> | 59 <div class="compositedBehind"> </div> |
| 60 | 60 |
| 61 <div class="containerOverlapsComposited"> | 61 <div class="containerOverlapsComposited"> |
| 62 <div class="fixed"></div> | 62 <div class="fixed"></div> |
| 63 </div> | 63 </div> |
| 64 </body> | 64 </body> |
| 65 | 65 |
| 66 </html> | 66 </html> |
| OLD | NEW |