Source/core/rendering/compositing/CompositingReasonFinder.h - Issue 207513002: Compute style-determined compositing reasons during recalc style

Side by Side Diff: Source/core/rendering/compositing/CompositingReasonFinder.h

Issue 207513002: Compute style-determined compositing reasons during recalc style (Closed) Base URL: svn://svn.chromium.org/blink/trunk

Patch Set: No longer friends Created 6 years, 9 months ago

Use n/p to move between diff chunks; N/P to move between comments. Draft comments are only viewable by you.

Jump to:

View unified diff | Download patch | Annotate | Revision Log

OLD	NEW
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;	14 class RenderLayer;

15 class RenderObject;	15 class RenderObject;

16 class RenderView;	16 class RenderView;

17	17

18 class CompositingReasonFinder {	18 class CompositingReasonFinder {

	19 WTF_MAKE_NONCOPYABLE(CompositingReasonFinder);

19 public:	20 public:

20 explicit CompositingReasonFinder(RenderView&);	21 explicit CompositingReasonFinder(RenderView&);

21	22

	23 CompositingReasons styleDeterminedReasons(RenderObject*) const;

22 CompositingReasons directReasons(const RenderLayer, bool needToRecomputeCo mpositingRequirements) const;	24 CompositingReasons directReasons(const RenderLayer, bool needToRecomputeCo mpositingRequirements) const;

23	25

24 void updateTriggers();	26 void updateTriggers();

25 bool hasTriggers() const { return m_compositingTriggers; }	27 bool hasTriggers() const { return m_compositingTriggers; }

26	28

27 bool has3DTransformTrigger() const;	29 bool has3DTransformTrigger() const;

28 bool hasAnimationTrigger() const;	30 bool hasAnimationTrigger() const;

29	31

30 bool requiresCompositingForScrollableFrame() const;	32 bool requiresCompositingForScrollableFrame() const;

31 bool requiresCompositingForPosition(RenderObject, const RenderLayer, Rende rLayer::ViewportConstrainedNotCompositedReason, bool needToRecomputeCompositin gRequirements) const;	33 bool requiresCompositingForPosition(RenderObject, const RenderLayer, Rende rLayer::ViewportConstrainedNotCompositedReason, bool needToRecomputeCompositin gRequirements) const;

32	34

33 static bool isViewportConstrainedFixedOrStickyLayer(const RenderLayer*);	35 static bool isViewportConstrainedFixedOrStickyLayer(const RenderLayer*);

34	36

35 private:	37 private:

36 bool isMainFrame() const;	38 bool isMainFrame() const;

37	39

38 CompositingReasons styleDeterminedDirectReasons(RenderObject*) const;

39 CompositingReasons nonStyleDeterminedDirectReasons(const RenderLayer, bool needToRecomputeCompositingRequirements) const;	40 CompositingReasons nonStyleDeterminedDirectReasons(const RenderLayer, bool needToRecomputeCompositingRequirements) const;

40	41

41 bool requiresCompositingForAnimation(RenderObject*) const;	42 bool requiresCompositingForAnimation(RenderObject*) const;

42 bool requiresCompositingForTransform(RenderObject*) const;	43 bool requiresCompositingForTransform(RenderObject*) const;

43 bool requiresCompositingForBackfaceVisibilityHidden(RenderObject*) const;	44 bool requiresCompositingForBackfaceVisibilityHidden(RenderObject*) const;

44 bool requiresCompositingForFilters(RenderObject*) const;	45 bool requiresCompositingForFilters(RenderObject*) const;

45 bool requiresCompositingForOverflowScrollingParent(const RenderLayer*) const ;	46 bool requiresCompositingForOverflowScrollingParent(const RenderLayer*) const ;

46 bool requiresCompositingForOutOfFlowClipping(const RenderLayer*) const;	47 bool requiresCompositingForOutOfFlowClipping(const RenderLayer*) const;

47 bool requiresCompositingForOverflowScrolling(const RenderLayer*) const;	48 bool requiresCompositingForOverflowScrolling(const RenderLayer*) const;

48 bool requiresCompositingForWillChange(const RenderObject*) const;	49 bool requiresCompositingForWillChange(const RenderObject*) const;

49	50

50 RenderView& m_renderView;	51 RenderView& m_renderView;

51 CompositingTriggerFlags m_compositingTriggers;	52 CompositingTriggerFlags m_compositingTriggers;

52 };	53 };

53	54

54 } // namespace WebCore	55 } // namespace WebCore

55	56

56 #endif // CompositingReasonFinder_h	57 #endif // CompositingReasonFinder_h

OLD	NEW

« no previous file with comments | « Source/core/rendering/RenderLayer.cpp ('k') | Source/core/rendering/compositing/CompositingReasonFinder.cpp » ('j') | no next file with comments »