Source/core/paint/LayerPainter.h - Issue 704753002: Introduce paintFragmentWithPhase(), to simplify paint*ForFragments().

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Issue 704753002: Introduce paintFragmentWithPhase(), to simplify paint*ForFragments(). (Closed) Base URL: https://chromium.googlesource.com/chromium/blink.git@master

Patch Set: rebase master Created 6 years, 1 month 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 LayerPainter_h	5 #ifndef LayerPainter_h

6 #define LayerPainter_h	6 #define LayerPainter_h

7	7

8 #include "core/paint/ClipRecorder.h"	8 #include "core/paint/ClipRecorder.h"

9 #include "core/rendering/LayerFragment.h"	9 #include "core/rendering/LayerFragment.h"

10 #include "core/rendering/LayerPaintingInfo.h"	10 #include "core/rendering/LayerPaintingInfo.h"

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24 // paint() assumes that the caller will clip to the bounds of damageRect if necessary.	24 // paint() assumes that the caller will clip to the bounds of damageRect if necessary.

25 void paint(GraphicsContext, const LayoutRect& damageRect, PaintBehavior = P aintBehaviorNormal, RenderObject paintingRoot = 0, PaintLayerFlags = 0);	25 void paint(GraphicsContext, const LayoutRect& damageRect, PaintBehavior = P aintBehaviorNormal, RenderObject paintingRoot = 0, PaintLayerFlags = 0);

26 // paintLayer() assumes that the caller will clip to the bounds of the paint ing dirty if necessary.	26 // paintLayer() assumes that the caller will clip to the bounds of the paint ing dirty if necessary.

27 void paintLayer(GraphicsContext*, const LayerPaintingInfo&, PaintLayerFlags) ;	27 void paintLayer(GraphicsContext*, const LayerPaintingInfo&, PaintLayerFlags) ;

28 // paintLayerContents() assumes that the caller will clip to the bounds of t he painting dirty rect if necessary.	28 // paintLayerContents() assumes that the caller will clip to the bounds of t he painting dirty rect if necessary.

29 void paintLayerContents(GraphicsContext*, const LayerPaintingInfo&, PaintLay erFlags);	29 void paintLayerContents(GraphicsContext*, const LayerPaintingInfo&, PaintLay erFlags);

30	30

31 void paintOverlayScrollbars(GraphicsContext, const LayoutRect& damageRect, PaintBehavior, RenderObject paintingRoot = 0);	31 void paintOverlayScrollbars(GraphicsContext, const LayoutRect& damageRect, PaintBehavior, RenderObject paintingRoot = 0);

32	32

33 private:	33 private:

	34 enum ClipState { HasNotClipped, HasClipped };

34	35

35 void paintLayerContentsAndReflection(GraphicsContext*, const LayerPaintingIn fo&, PaintLayerFlags);	36 void paintLayerContentsAndReflection(GraphicsContext*, const LayerPaintingIn fo&, PaintLayerFlags);

36 void paintLayerByApplyingTransform(GraphicsContext*, const LayerPaintingInfo &, PaintLayerFlags, const LayoutPoint& translationOffset = LayoutPoint());	37 void paintLayerByApplyingTransform(GraphicsContext*, const LayerPaintingInfo &, PaintLayerFlags, const LayoutPoint& translationOffset = LayoutPoint());

37	38

38 void paintChildren(unsigned childrenToVisit, GraphicsContext*, const LayerPa intingInfo&, PaintLayerFlags);	39 void paintChildren(unsigned childrenToVisit, GraphicsContext*, const LayerPa intingInfo&, PaintLayerFlags);

39 void paintPaginatedChildLayer(RenderLayer* childLayer, GraphicsContext*, con st LayerPaintingInfo&, PaintLayerFlags);	40 void paintPaginatedChildLayer(RenderLayer* childLayer, GraphicsContext*, con st LayerPaintingInfo&, PaintLayerFlags);

40 void paintChildLayerIntoColumns(RenderLayer* childLayer, GraphicsContext, c onst LayerPaintingInfo&, PaintLayerFlags, const Vector<RenderLayer>& columnLaye rs, size_t columnIndex);	41 void paintChildLayerIntoColumns(RenderLayer* childLayer, GraphicsContext, c onst LayerPaintingInfo&, PaintLayerFlags, const Vector<RenderLayer>& columnLaye rs, size_t columnIndex);

41 bool atLeastOneFragmentIntersectsDamageRect(LayerFragments&, const LayerPain tingInfo&, PaintLayerFlags, const LayoutPoint& offsetFromRoot);	42 bool atLeastOneFragmentIntersectsDamageRect(LayerFragments&, const LayerPain tingInfo&, PaintLayerFlags, const LayoutPoint& offsetFromRoot);

	43 void paintFragmentWithPhase(PaintPhase, const LayerFragment&, GraphicsContex t, const ClipRect&, const LayerPaintingInfo&, PaintBehavior, RenderObject pain tingRootForRenderer, PaintLayerFlags, ClipState);

42 void paintBackgroundForFragments(const LayerFragments&, GraphicsContext*,	44 void paintBackgroundForFragments(const LayerFragments&, GraphicsContext*,

43 const LayoutRect& transparencyPaintDirtyRect, bool haveTransparency, con st LayerPaintingInfo&, PaintBehavior, RenderObject* paintingRootForRenderer, Pai ntLayerFlags);	45 const LayoutRect& transparencyPaintDirtyRect, bool haveTransparency, con st LayerPaintingInfo&, PaintBehavior, RenderObject* paintingRootForRenderer, Pai ntLayerFlags);

44 void paintForegroundForFragments(const LayerFragments&, GraphicsContext*,	46 void paintForegroundForFragments(const LayerFragments&, GraphicsContext*,

45 const LayoutRect& transparencyPaintDirtyRect, bool haveTransparency, con st LayerPaintingInfo&, PaintBehavior, RenderObject* paintingRootForRenderer,	47 const LayoutRect& transparencyPaintDirtyRect, bool haveTransparency, con st LayerPaintingInfo&, PaintBehavior, RenderObject* paintingRootForRenderer,

46 bool selectionOnly, PaintLayerFlags);	48 bool selectionOnly, PaintLayerFlags);

47 void paintForegroundForFragmentsWithPhase(PaintPhase, const LayerFragments&, GraphicsContext, const LayerPaintingInfo&, PaintBehavior, RenderObject painti ngRootForRenderer, PaintLayerFlags);	49 void paintForegroundForFragmentsWithPhase(PaintPhase, const LayerFragments&, GraphicsContext, const LayerPaintingInfo&, PaintBehavior, RenderObject painti ngRootForRenderer, PaintLayerFlags, ClipState);

48 void paintOutlineForFragments(const LayerFragments&, GraphicsContext, const LayerPaintingInfo&, PaintBehavior, RenderObject paintingRootForRenderer, Paint LayerFlags);	50 void paintOutlineForFragments(const LayerFragments&, GraphicsContext, const LayerPaintingInfo&, PaintBehavior, RenderObject paintingRootForRenderer, Paint LayerFlags);

49 void paintOverflowControlsForFragments(const LayerFragments&, GraphicsContex t*, const LayerPaintingInfo&, PaintLayerFlags);	51 void paintOverflowControlsForFragments(const LayerFragments&, GraphicsContex t*, const LayerPaintingInfo&, PaintLayerFlags);

50 void paintMaskForFragments(const LayerFragments&, GraphicsContext, const La yerPaintingInfo&, RenderObject paintingRootForRenderer, PaintLayerFlags);	52 void paintMaskForFragments(const LayerFragments&, GraphicsContext, const La yerPaintingInfo&, RenderObject paintingRootForRenderer, PaintLayerFlags);

51 void paintChildClippingMaskForFragments(const LayerFragments&, GraphicsConte xt, const LayerPaintingInfo&, RenderObject paintingRootForRenderer, PaintLayer Flags);	53 void paintChildClippingMaskForFragments(const LayerFragments&, GraphicsConte xt, const LayerPaintingInfo&, RenderObject paintingRootForRenderer, PaintLayer Flags);

52 void paintTransformedLayerIntoFragments(GraphicsContext*, const LayerPaintin gInfo&, PaintLayerFlags);	54 void paintTransformedLayerIntoFragments(GraphicsContext*, const LayerPaintin gInfo&, PaintLayerFlags);

53 void beginTransparencyLayers(GraphicsContext, const RenderLayer rootLayer, const LayoutRect& paintDirtyRect, const LayoutSize& subPixelAccumulation, Paint Behavior);	55 void beginTransparencyLayers(GraphicsContext, const RenderLayer rootLayer, const LayoutRect& paintDirtyRect, const LayoutSize& subPixelAccumulation, Paint Behavior);

54	56

55 enum BorderRadiusClippingRule { IncludeSelfForBorderRadius, DoNotIncludeSelf ForBorderRadius };	57 enum BorderRadiusClippingRule { IncludeSelfForBorderRadius, DoNotIncludeSelf ForBorderRadius };

56	58

57 void applyRoundedRectClips(const LayerPaintingInfo&, GraphicsContext*, const ClipRect&, PaintLayerFlags, ClipRecorder&, BorderRadiusClippingRule = IncludeSe lfForBorderRadius);	59 void applyRoundedRectClips(const LayerPaintingInfo&, GraphicsContext*, const ClipRect&, PaintLayerFlags, ClipRecorder&, BorderRadiusClippingRule = IncludeSe lfForBorderRadius);

58 static bool needsToClip(const LayerPaintingInfo& localPaintingInfo, const Cl ipRect&);	60 static bool needsToClip(const LayerPaintingInfo& localPaintingInfo, const Cl ipRect&);

59	61

60 // Returns whether this layer should be painted during sofware painting (i.e ., not via calls from CompositedLayerMapping to draw into composited	62 // Returns whether this layer should be painted during sofware painting (i.e ., not via calls from CompositedLayerMapping to draw into composited

61 // layers).	63 // layers).

62 bool shouldPaintLayerInSoftwareMode(const LayerPaintingInfo&, PaintLayerFlag s paintFlags);	64 bool shouldPaintLayerInSoftwareMode(const LayerPaintingInfo&, PaintLayerFlag s paintFlags);

63	65

64 RenderLayer& m_renderLayer;	66 RenderLayer& m_renderLayer;

65 };	67 };

66	68

67 } // namespace blink	69 } // namespace blink

68	70

69 #endif // LayerPainter_h	71 #endif // LayerPainter_h

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