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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" |
11 | 11 |
12 namespace WebCore { | 12 namespace WebCore { |
13 | 13 |
14 class RenderLayer; | |
15 class RenderObject; | 14 class RenderObject; |
16 class RenderView; | 15 class RenderView; |
17 | 16 |
18 class CompositingReasonFinder { | 17 class CompositingReasonFinder { |
19 WTF_MAKE_NONCOPYABLE(CompositingReasonFinder); | 18 WTF_MAKE_NONCOPYABLE(CompositingReasonFinder); |
20 public: | 19 public: |
21 explicit CompositingReasonFinder(RenderView&); | 20 explicit CompositingReasonFinder(RenderView&); |
22 | 21 |
23 CompositingReasons styleDeterminedReasons(RenderObject*) const; | 22 CompositingReasons styleDeterminedReasons(RenderObject*) const; |
24 CompositingReasons directReasons(const RenderLayer*) const; | 23 CompositingReasons directReasons(const RenderLayer*) const; |
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40 bool requiresCompositingForPositionSticky(RenderObject*, const RenderLayer*)
const; | 39 bool requiresCompositingForPositionSticky(RenderObject*, const RenderLayer*)
const; |
41 bool requiresCompositingForPositionFixed(RenderObject*, const RenderLayer*,
RenderLayer::ViewportConstrainedNotCompositedReason*) const; | 40 bool requiresCompositingForPositionFixed(RenderObject*, const RenderLayer*,
RenderLayer::ViewportConstrainedNotCompositedReason*) const; |
42 | 41 |
43 RenderView& m_renderView; | 42 RenderView& m_renderView; |
44 CompositingTriggerFlags m_compositingTriggers; | 43 CompositingTriggerFlags m_compositingTriggers; |
45 }; | 44 }; |
46 | 45 |
47 } // namespace WebCore | 46 } // namespace WebCore |
48 | 47 |
49 #endif // CompositingReasonFinder_h | 48 #endif // CompositingReasonFinder_h |
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