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1 /* | 1 /* |
2 * Copyright (C) 2009, 2010 Apple Inc. All rights reserved. | 2 * Copyright (C) 2009, 2010 Apple Inc. All rights reserved. |
3 * Copyright (C) 2014 Google Inc. All rights reserved. | 3 * Copyright (C) 2014 Google Inc. All rights reserved. |
4 * | 4 * |
5 * Redistribution and use in source and binary forms, with or without | 5 * Redistribution and use in source and binary forms, with or without |
6 * modification, are permitted provided that the following conditions | 6 * modification, are permitted provided that the following conditions |
7 * are met: | 7 * are met: |
8 * 1. Redistributions of source code must retain the above copyright | 8 * 1. Redistributions of source code must retain the above copyright |
9 * notice, this list of conditions and the following disclaimer. | 9 * notice, this list of conditions and the following disclaimer. |
10 * 2. Redistributions in binary form must reproduce the above copyright | 10 * 2. Redistributions in binary form must reproduce the above copyright |
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52 // If a child in the negative z-order list is compositing, then the lay
er itself | 52 // If a child in the negative z-order list is compositing, then the lay
er itself |
53 // must be compositing so that its contents render over that child. | 53 // must be compositing so that its contents render over that child. |
54 // This implies that its positive z-index children must also be composi
ting. | 54 // This implies that its positive z-index children must also be composi
ting. |
55 // | 55 // |
56 void update(PaintLayer* root); | 56 void update(PaintLayer* root); |
57 | 57 |
58 private: | 58 private: |
59 class OverlapMap; | 59 class OverlapMap; |
60 class RecursionData; | 60 class RecursionData; |
61 | 61 |
62 void updateRecursive(PaintLayer* ancestorLayer, PaintLayer* currentLayer, Ov
erlapMap&, RecursionData&, bool& descendantHas3DTransform, Vector<PaintLayer*>&
unclippedDescendants, IntRect& absoluteDecendantBoundingBox); | 62 void updateRecursive(PaintLayer* ancestorLayer, PaintLayer* currentLayer, Ov
erlapMap&, RecursionData&, |
| 63 bool& descendantHas3DTransform, Vector<PaintLayer*>& unclippedDescendant
s, IntRect& absoluteDescendantBoundingBox); |
63 | 64 |
64 LayoutView& m_layoutView; | 65 LayoutView& m_layoutView; |
65 CompositingReasonFinder& m_compositingReasonFinder; | 66 CompositingReasonFinder& m_compositingReasonFinder; |
66 }; | 67 }; |
67 | 68 |
68 } // namespace blink | 69 } // namespace blink |
69 | 70 |
70 #endif // CompositingRequirementsUpdater_h | 71 #endif // CompositingRequirementsUpdater_h |
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