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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 CompositingReasonFinder_h | 5 #ifndef CompositingReasonFinder_h |
6 #define CompositingReasonFinder_h | 6 #define CompositingReasonFinder_h |
7 | 7 |
8 #include "core/rendering/RenderLayer.h" | 8 #include "core/rendering/RenderLayer.h" |
9 #include "core/rendering/compositing/CompositingTriggers.h" | 9 #include "core/rendering/compositing/CompositingTriggers.h" |
10 #include "platform/graphics/CompositingReasons.h" | 10 #include "platform/graphics/CompositingReasons.h" |
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28 bool hasOverflowScrollTrigger() const; | 28 bool hasOverflowScrollTrigger() const; |
29 | 29 |
30 bool requiresCompositingForScrollableFrame() const; | 30 bool requiresCompositingForScrollableFrame() const; |
31 bool requiresCompositingForPosition(RenderObject*, const RenderLayer*, Rende
rLayer::ViewportConstrainedNotCompositedReason*, bool* needToRecomputeCompositin
gRequirements) const; | 31 bool requiresCompositingForPosition(RenderObject*, const RenderLayer*, Rende
rLayer::ViewportConstrainedNotCompositedReason*, bool* needToRecomputeCompositin
gRequirements) const; |
32 | 32 |
33 private: | 33 private: |
34 bool isMainFrame() const; | 34 bool isMainFrame() const; |
35 | 35 |
36 CompositingReasons nonStyleDeterminedDirectReasons(const RenderLayer*, bool*
needToRecomputeCompositingRequirements) const; | 36 CompositingReasons nonStyleDeterminedDirectReasons(const RenderLayer*, bool*
needToRecomputeCompositingRequirements) const; |
37 | 37 |
38 bool requiresCompositingForAnimation(RenderObject*) const; | |
39 bool requiresCompositingForTransform(RenderObject*) const; | 38 bool requiresCompositingForTransform(RenderObject*) const; |
40 bool requiresCompositingForBackfaceVisibilityHidden(RenderObject*) const; | |
41 bool requiresCompositingForFilters(RenderObject*) const; | 39 bool requiresCompositingForFilters(RenderObject*) const; |
42 bool requiresCompositingForOverflowScrollingParent(const RenderLayer*) const
; | |
43 bool requiresCompositingForOutOfFlowClipping(const RenderLayer*) const; | |
44 bool requiresCompositingForOverflowScrolling(const RenderLayer*) const; | |
45 bool requiresCompositingForPositionSticky(RenderObject*, const RenderLayer*)
const; | 40 bool requiresCompositingForPositionSticky(RenderObject*, const RenderLayer*)
const; |
46 bool requiresCompositingForPositionFixed(RenderObject*, const RenderLayer*,
RenderLayer::ViewportConstrainedNotCompositedReason*, bool* needToRecomputeCompo
sitingRequirements) const; | 41 bool requiresCompositingForPositionFixed(RenderObject*, const RenderLayer*,
RenderLayer::ViewportConstrainedNotCompositedReason*, bool* needToRecomputeCompo
sitingRequirements) const; |
47 bool requiresCompositingForWillChangeCompositingHint(const RenderObject*) co
nst; | |
48 | 42 |
49 RenderView& m_renderView; | 43 RenderView& m_renderView; |
50 CompositingTriggerFlags m_compositingTriggers; | 44 CompositingTriggerFlags m_compositingTriggers; |
51 }; | 45 }; |
52 | 46 |
53 } // namespace WebCore | 47 } // namespace WebCore |
54 | 48 |
55 #endif // CompositingReasonFinder_h | 49 #endif // CompositingReasonFinder_h |
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