| OLD | NEW |
| 1 A squashing Layer that becomes non-composited should correctly send a repaint in
validation to the new container GraphicsLayer that it paints into. When run inte
ractively, hovering over the force-composited gray div should not cause other la
yers to disappear. | 1 A squashing Layer that becomes non-composited should correctly send a repaint in
validation to the new container GraphicsLayer that it paints into. When run inte
ractively, hovering over the force-composited gray div should not cause other la
yers to disappear. |
| 2 | 2 |
| 3 CASE 1, original layer tree: | 3 CASE 1, original layer tree: |
| 4 { | 4 { |
| 5 "name": "Content Root Layer", |
| 5 "bounds": [800, 600], | 6 "bounds": [800, 600], |
| 6 "children": [ | 7 "children": [ |
| 7 { | 8 { |
| 9 "name": "LayoutView #document", |
| 8 "bounds": [800, 600], | 10 "bounds": [800, 600], |
| 9 "contentsOpaque": true, | 11 "contentsOpaque": true, |
| 10 "drawsContent": true, | 12 "drawsContent": true, |
| 11 "children": [ | 13 "children": [ |
| 12 { | 14 { |
| 15 "name": "Squashing Containment Layer", |
| 13 "shouldFlattenTransform": false, | 16 "shouldFlattenTransform": false, |
| 14 "children": [ | 17 "children": [ |
| 15 { | 18 { |
| 19 "name": "LayoutBlockFlow (positioned) DIV id='forceComposited' cla
ss='composited underneath'", |
| 16 "position": [60, 60], | 20 "position": [60, 60], |
| 17 "bounds": [100, 100], | 21 "bounds": [100, 100], |
| 18 "contentsOpaque": true, | 22 "contentsOpaque": true, |
| 19 "drawsContent": true, | 23 "drawsContent": true, |
| 20 "backgroundColor": "#808080" | 24 "backgroundColor": "#808080" |
| 21 }, | 25 }, |
| 22 { | 26 { |
| 27 "name": "Squashing Layer (first squashed layer: LayoutBlockFlow (p
ositioned) DIV id='A' class='overlap1')", |
| 23 "position": [140, 140], | 28 "position": [140, 140], |
| 24 "bounds": [260, 260], | 29 "bounds": [260, 260], |
| 25 "drawsContent": true | 30 "drawsContent": true |
| 26 } | 31 } |
| 27 ] | 32 ] |
| 28 } | 33 } |
| 29 ] | 34 ] |
| 30 } | 35 } |
| 31 ] | 36 ] |
| 32 } | 37 } |
| 33 CASE 2, The original composited layer is no longer composited, which then also r
emoves all squashing layers. The important point is that there should be an appr
opriate repaint to the root GraphicsLayer: | 38 CASE 2, The original composited layer is no longer composited, which then also r
emoves all squashing layers. The important point is that there should be an appr
opriate repaint to the root GraphicsLayer: |
| 34 { | 39 { |
| 40 "name": "Content Root Layer", |
| 35 "bounds": [800, 600], | 41 "bounds": [800, 600], |
| 36 "children": [ | 42 "children": [ |
| 37 { | 43 { |
| 44 "name": "LayoutView #document", |
| 38 "bounds": [800, 600], | 45 "bounds": [800, 600], |
| 39 "contentsOpaque": true, | 46 "contentsOpaque": true, |
| 40 "drawsContent": true, | 47 "drawsContent": true, |
| 41 "paintInvalidations": [ | 48 "paintInvalidations": [ |
| 42 { | 49 { |
| 43 "object": "LayoutBlockFlow (positioned) DIV id='C' class='overlap3'", | 50 "object": "LayoutBlockFlow (positioned) DIV id='C' class='overlap3'", |
| 44 "rect": [300, 300, 100, 100], | 51 "rect": [300, 300, 100, 100], |
| 45 "reason": "compositing update" | 52 "reason": "compositing update" |
| 46 }, | 53 }, |
| 47 { | 54 { |
| 48 "object": "LayoutBlockFlow (positioned) DIV id='B' class='overlap2'", | 55 "object": "LayoutBlockFlow (positioned) DIV id='B' class='overlap2'", |
| 49 "rect": [220, 220, 100, 100], | 56 "rect": [220, 220, 100, 100], |
| 50 "reason": "compositing update" | 57 "reason": "compositing update" |
| 51 }, | 58 }, |
| 52 { | 59 { |
| 53 "object": "LayoutBlockFlow (positioned) DIV id='A' class='overlap1'", | 60 "object": "LayoutBlockFlow (positioned) DIV id='A' class='overlap1'", |
| 54 "rect": [140, 140, 100, 100], | 61 "rect": [140, 140, 100, 100], |
| 55 "reason": "compositing update" | 62 "reason": "compositing update" |
| 56 }, | 63 }, |
| 57 { | 64 { |
| 58 "object": "LayoutBlockFlow (positioned) DIV id='forceComposited' class
='underneath'", | 65 "object": "LayoutBlockFlow (positioned) DIV id='forceComposited' class
='underneath'", |
| 59 "rect": [60, 60, 100, 100], | 66 "rect": [60, 60, 100, 100], |
| 60 "reason": "subtree" | 67 "reason": "subtree" |
| 61 } | 68 } |
| 62 ] | 69 ] |
| 63 } | 70 } |
| 71 ], |
| 72 "objectPaintInvalidations": [ |
| 73 { |
| 74 "object": "LayoutBlockFlow (positioned) DIV id='forceComposited' class='un
derneath'", |
| 75 "reason": "subtree" |
| 76 }, |
| 77 { |
| 78 "object": "LayoutBlockFlow (positioned) DIV id='A' class='overlap1'", |
| 79 "reason": "compositing update" |
| 80 }, |
| 81 { |
| 82 "object": "LayoutBlockFlow (positioned) DIV id='B' class='overlap2'", |
| 83 "reason": "compositing update" |
| 84 }, |
| 85 { |
| 86 "object": "LayoutBlockFlow (positioned) DIV id='C' class='overlap3'", |
| 87 "reason": "compositing update" |
| 88 } |
| 64 ] | 89 ] |
| 65 } | 90 } |
| 66 | 91 |
| OLD | NEW |