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| 1 // Copyright 2014 The Chromium Authors. All rights reserved. | 1 // Copyright 2014 The Chromium Authors. All rights reserved. |
| 2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
| 3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
| 4 | 4 |
| 5 #ifndef CompositingInputsUpdater_h | 5 #ifndef CompositingInputsUpdater_h |
| 6 #define CompositingInputsUpdater_h | 6 #define CompositingInputsUpdater_h |
| 7 | 7 |
| 8 #include "core/layout/LayoutGeometryMap.h" | 8 #include "core/layout/LayoutGeometryMap.h" |
| 9 #include "wtf/Allocator.h" | 9 #include "wtf/Allocator.h" |
| 10 | 10 |
| 11 namespace blink { | 11 namespace blink { |
| 12 | 12 |
| 13 class PaintLayer; | 13 class PaintLayer; |
| 14 | 14 |
| 15 class CompositingInputsUpdater { | 15 class CompositingInputsUpdater { |
| 16 STACK_ALLOCATED(); | 16 STACK_ALLOCATED(); |
| 17 | 17 |
| 18 public: | 18 public: |
| 19 explicit CompositingInputsUpdater(PaintLayer* rootLayer); | 19 explicit CompositingInputsUpdater(PaintLayer* rootLayer); |
| 20 ~CompositingInputsUpdater(); | 20 ~CompositingInputsUpdater(); |
| 21 | 21 |
| 22 void update(); | 22 void update(); |
| 23 | 23 |
| 24 #if ENABLE(ASSERT) | 24 #if DCHECK_IS_ON() |
| 25 static void assertNeedsCompositingInputsUpdateBitsCleared(PaintLayer*); | 25 static void assertNeedsCompositingInputsUpdateBitsCleared(PaintLayer*); |
| 26 #endif | 26 #endif |
| 27 | 27 |
| 28 private: | 28 private: |
| 29 enum UpdateType { | 29 enum UpdateType { |
| 30 DoNotForceUpdate, | 30 DoNotForceUpdate, |
| 31 ForceUpdate, | 31 ForceUpdate, |
| 32 }; | 32 }; |
| 33 | 33 |
| 34 struct AncestorInfo { | 34 struct AncestorInfo { |
| (...skipping 20 matching lines...) Expand all Loading... |
| 55 | 55 |
| 56 void updateRecursive(PaintLayer*, UpdateType, AncestorInfo); | 56 void updateRecursive(PaintLayer*, UpdateType, AncestorInfo); |
| 57 | 57 |
| 58 LayoutGeometryMap m_geometryMap; | 58 LayoutGeometryMap m_geometryMap; |
| 59 PaintLayer* m_rootLayer; | 59 PaintLayer* m_rootLayer; |
| 60 }; | 60 }; |
| 61 | 61 |
| 62 } // namespace blink | 62 } // namespace blink |
| 63 | 63 |
| 64 #endif // CompositingInputsUpdater_h | 64 #endif // CompositingInputsUpdater_h |
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