Source/core/rendering/compositing/CompositingReasonFinder.h - Issue 206413009: Split out the style-determined direct compositing reasons

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Issue 206413009: Split out the style-determined direct compositing reasons (Closed) Base URL: svn://svn.chromium.org/blink/trunk

Patch Set: Created 6 years, 9 months ago

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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 hasAnimationTrigger() const;	28 bool hasAnimationTrigger() 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 static bool isViewportConstrainedFixedOrStickyLayer(const RenderLayer*);	33 static bool isViewportConstrainedFixedOrStickyLayer(const RenderLayer*);

34	34

35 private:	35 private:

36 bool isMainFrame() const;	36 bool isMainFrame() const;

37	37

	38 CompositingReasons styleDeterminedDirectReasons(RenderObject*) const;

	39 CompositingReasons remainingDirectReasons(const RenderLayer, bool needToRe computeCompositingRequirements) const;

	40

38 bool requiresCompositingForAnimation(RenderObject*) const;	41 bool requiresCompositingForAnimation(RenderObject*) const;

39 bool requiresCompositingForTransform(RenderObject*) const;	42 bool requiresCompositingForTransform(RenderObject*) const;

40 bool requiresCompositingForBackfaceVisibilityHidden(RenderObject*) const;	43 bool requiresCompositingForBackfaceVisibilityHidden(RenderObject*) const;

41 bool requiresCompositingForFilters(RenderObject*) const;	44 bool requiresCompositingForFilters(RenderObject*) const;

42 bool requiresCompositingForOverflowScrollingParent(const RenderLayer*) const ;	45 bool requiresCompositingForOverflowScrollingParent(const RenderLayer*) const ;

43 bool requiresCompositingForOutOfFlowClipping(const RenderLayer*) const;	46 bool requiresCompositingForOutOfFlowClipping(const RenderLayer*) const;

44 bool requiresCompositingForOverflowScrolling(const RenderLayer*) const;	47 bool requiresCompositingForOverflowScrolling(const RenderLayer*) const;

45 bool requiresCompositingForWillChange(const RenderObject*) const;	48 bool requiresCompositingForWillChange(const RenderObject*) const;

46	49

47 RenderView& m_renderView;	50 RenderView& m_renderView;

48 CompositingTriggerFlags m_compositingTriggers;	51 CompositingTriggerFlags m_compositingTriggers;

49 };	52 };

50	53

51 } // namespace WebCore	54 } // namespace WebCore

52	55

53 #endif // CompositingReasonFinder_h	56 #endif // CompositingReasonFinder_h

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