| OLD | NEW |
|---|
| 1 <!DOCTYPE html> | 1 <!DOCTYPE html> |
| 2 <script src="resources/text-based-repaint.js"></script> | 2 <script src="resources/text-based-repaint.js"></script> |
| 3 <script> | 3 <script> |
| 4 function changePositionKeepingGeometry(id, newPosition) { | 4 function changePositionKeepingGeometry(id, newPosition) { |
| 5 var target = document.getElementById(id); | 5 var target = document.getElementById(id); |
| 6 var originalTop = target.offsetTop; | 6 var originalTop = target.offsetTop; |
| 7 var originalLeft = target.offsetLeft; | 7 var originalLeft = target.offsetLeft; |
| 8 target.style.position = newPosition; | 8 target.style.position = newPosition; |
| 9 target.style.top = originalTop + 'px'; | 9 target.style.top = originalTop + 'px'; |
| 10 target.style.left = originalLeft + 'px'; | 10 target.style.left = originalLeft + 'px'; |
| (...skipping 10 matching lines...) Expand all Loading... |
| 21 <style> | 21 <style> |
| 22 body { | 22 body { |
| 23 margin: 0; | 23 margin: 0; |
| 24 } | 24 } |
| 25 div { | 25 div { |
| 26 width: 100px; | 26 width: 100px; |
| 27 height: 100px; | 27 height: 100px; |
| 28 top: 20px; | 28 top: 20px; |
| 29 background-color: blue; | 29 background-color: blue; |
| 30 } | 30 } |
| 31 #target0 { |
| 32 left: 20px; |
| 33 position: relative; |
| 34 } |
| 31 #target1 { | 35 #target1 { |
| 32 left: 20px; | 36 left: 20px; |
| 33 position: relative; | 37 position: relative; |
| 34 } | 38 } |
| 35 #target2 { | 39 #target2 { |
| 36 left: 220px; | 40 left: 220px; |
| 37 position: fixed; | 41 position: fixed; |
| 38 z-index: 0; | 42 z-index: 0; |
| 39 } | 43 } |
| 40 #target3 { | 44 #target3 { |
| 41 left: 420px; | 45 left: 420px; |
| 42 position: absolute; | 46 position: absolute; |
| 43 z-index: 0; | 47 z-index: 0; |
| 44 } | 48 } |
| 45 </style> | 49 </style> |
| 46 There should be no invalildations on change of position without actual change of
position and size. | 50 There should be no invalildations on change of position without actual change of
position and size. |
| 51 <!-- target0 ensures we don't strip anonymous wrappers (and trigger a layout) wh
en the other elements change position. --> |
| 52 <div id="target0"></div> |
| 47 <div id="target1"></div> | 53 <div id="target1"></div> |
| 48 <div id="target2"></div> | 54 <div id="target2"></div> |
| 49 <div id="target3"></div> | 55 <div id="target3"></div> |
| OLD | NEW |
|---|
Chromium Code Reviews
Issue 253313005:
Strip anonymous blocks when change in style removes need for them (Closed)
Base URL: svn://svn.chromium.org/blink/trunk
