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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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22 // The paint() method paints the layers that intersect the damage rect from
back to front. | 22 // The paint() method paints the layers that intersect the damage rect from
back to front. |
23 // paint() assumes that the caller will clip to the bounds of damageRect if
necessary. | 23 // paint() assumes that the caller will clip to the bounds of damageRect if
necessary. |
24 void paint(GraphicsContext*, const LayoutRect& damageRect, PaintBehavior = P
aintBehaviorNormal, RenderObject* paintingRoot = 0, PaintLayerFlags = 0); | 24 void paint(GraphicsContext*, const LayoutRect& damageRect, PaintBehavior = P
aintBehaviorNormal, RenderObject* paintingRoot = 0, PaintLayerFlags = 0); |
25 // paintLayer() assumes that the caller will clip to the bounds of the paint
ing dirty if necessary. | 25 // paintLayer() assumes that the caller will clip to the bounds of the paint
ing dirty if necessary. |
26 void paintLayer(GraphicsContext*, const LayerPaintingInfo&, PaintLayerFlags)
; | 26 void paintLayer(GraphicsContext*, const LayerPaintingInfo&, PaintLayerFlags)
; |
27 // paintLayerContents() assumes that the caller will clip to the bounds of t
he painting dirty rect if necessary. | 27 // paintLayerContents() assumes that the caller will clip to the bounds of t
he painting dirty rect if necessary. |
28 void paintLayerContents(GraphicsContext*, const LayerPaintingInfo&, PaintLay
erFlags); | 28 void paintLayerContents(GraphicsContext*, const LayerPaintingInfo&, PaintLay
erFlags); |
29 | 29 |
30 void paintOverlayScrollbars(GraphicsContext*, const LayoutRect& damageRect,
PaintBehavior, RenderObject* paintingRoot = 0); | 30 void paintOverlayScrollbars(GraphicsContext*, const LayoutRect& damageRect,
PaintBehavior, RenderObject* paintingRoot = 0); |
31 | 31 |
| 32 enum BorderRadiusClippingRule { IncludeSelfForBorderRadius, DoNotIncludeSelf
ForBorderRadius }; |
| 33 static void applyRoundedRectClips(RenderLayer&, const LayerPaintingInfo&, Gr
aphicsContext*, const ClipRect&, PaintLayerFlags, ClipRecorder&, BorderRadiusCli
ppingRule = IncludeSelfForBorderRadius); |
| 34 |
32 private: | 35 private: |
33 enum ClipState { HasNotClipped, HasClipped }; | 36 enum ClipState { HasNotClipped, HasClipped }; |
34 | 37 |
35 void paintLayerContentsAndReflection(GraphicsContext*, const LayerPaintingIn
fo&, PaintLayerFlags); | 38 void paintLayerContentsAndReflection(GraphicsContext*, const LayerPaintingIn
fo&, PaintLayerFlags); |
36 void paintLayerByApplyingTransform(GraphicsContext*, const LayerPaintingInfo
&, PaintLayerFlags, const LayoutPoint& translationOffset = LayoutPoint()); | 39 void paintLayerByApplyingTransform(GraphicsContext*, const LayerPaintingInfo
&, PaintLayerFlags, const LayoutPoint& translationOffset = LayoutPoint()); |
37 | 40 |
38 void paintChildren(unsigned childrenToVisit, GraphicsContext*, const LayerPa
intingInfo&, PaintLayerFlags); | 41 void paintChildren(unsigned childrenToVisit, GraphicsContext*, const LayerPa
intingInfo&, PaintLayerFlags); |
39 void paintPaginatedChildLayer(RenderLayer* childLayer, GraphicsContext*, con
st LayerPaintingInfo&, PaintLayerFlags); | 42 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); | 43 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); | 44 bool atLeastOneFragmentIntersectsDamageRect(LayerFragments&, const LayerPain
tingInfo&, PaintLayerFlags, const LayoutPoint& offsetFromRoot); |
42 void paintFragmentWithPhase(PaintPhase, const LayerFragment&, GraphicsContex
t*, const ClipRect&, const LayerPaintingInfo&, PaintBehavior, RenderObject* pain
tingRootForRenderer, PaintLayerFlags, ClipState); | 45 void paintFragmentWithPhase(PaintPhase, const LayerFragment&, GraphicsContex
t*, const ClipRect&, const LayerPaintingInfo&, PaintBehavior, RenderObject* pain
tingRootForRenderer, PaintLayerFlags, ClipState); |
43 void paintBackgroundForFragments(const LayerFragments&, GraphicsContext*, | 46 void paintBackgroundForFragments(const LayerFragments&, GraphicsContext*, |
44 const LayoutRect& transparencyPaintDirtyRect, bool haveTransparency, con
st LayerPaintingInfo&, PaintBehavior, RenderObject* paintingRootForRenderer, Pai
ntLayerFlags); | 47 const LayoutRect& transparencyPaintDirtyRect, bool haveTransparency, con
st LayerPaintingInfo&, PaintBehavior, RenderObject* paintingRootForRenderer, Pai
ntLayerFlags); |
45 void paintForegroundForFragments(const LayerFragments&, GraphicsContext*, | 48 void paintForegroundForFragments(const LayerFragments&, GraphicsContext*, |
46 const LayoutRect& transparencyPaintDirtyRect, bool haveTransparency, con
st LayerPaintingInfo&, PaintBehavior, RenderObject* paintingRootForRenderer, | 49 const LayoutRect& transparencyPaintDirtyRect, bool haveTransparency, con
st LayerPaintingInfo&, PaintBehavior, RenderObject* paintingRootForRenderer, |
47 bool selectionOnly, PaintLayerFlags); | 50 bool selectionOnly, PaintLayerFlags); |
48 void paintForegroundForFragmentsWithPhase(PaintPhase, const LayerFragments&,
GraphicsContext*, const LayerPaintingInfo&, PaintBehavior, RenderObject* painti
ngRootForRenderer, PaintLayerFlags, ClipState); | 51 void paintForegroundForFragmentsWithPhase(PaintPhase, const LayerFragments&,
GraphicsContext*, const LayerPaintingInfo&, PaintBehavior, RenderObject* painti
ngRootForRenderer, PaintLayerFlags, ClipState); |
49 void paintOutlineForFragments(const LayerFragments&, GraphicsContext*, const
LayerPaintingInfo&, PaintBehavior, RenderObject* paintingRootForRenderer, Paint
LayerFlags); | 52 void paintOutlineForFragments(const LayerFragments&, GraphicsContext*, const
LayerPaintingInfo&, PaintBehavior, RenderObject* paintingRootForRenderer, Paint
LayerFlags); |
50 void paintOverflowControlsForFragments(const LayerFragments&, GraphicsContex
t*, const LayerPaintingInfo&, PaintLayerFlags); | 53 void paintOverflowControlsForFragments(const LayerFragments&, GraphicsContex
t*, const LayerPaintingInfo&, PaintLayerFlags); |
51 void paintMaskForFragments(const LayerFragments&, GraphicsContext*, const La
yerPaintingInfo&, RenderObject* paintingRootForRenderer, PaintLayerFlags); | 54 void paintMaskForFragments(const LayerFragments&, GraphicsContext*, const La
yerPaintingInfo&, RenderObject* paintingRootForRenderer, PaintLayerFlags); |
52 void paintChildClippingMaskForFragments(const LayerFragments&, GraphicsConte
xt*, const LayerPaintingInfo&, RenderObject* paintingRootForRenderer, PaintLayer
Flags); | 55 void paintChildClippingMaskForFragments(const LayerFragments&, GraphicsConte
xt*, const LayerPaintingInfo&, RenderObject* paintingRootForRenderer, PaintLayer
Flags); |
53 void paintTransformedLayerIntoFragments(GraphicsContext*, const LayerPaintin
gInfo&, PaintLayerFlags); | 56 void paintTransformedLayerIntoFragments(GraphicsContext*, const LayerPaintin
gInfo&, PaintLayerFlags); |
54 void beginTransparencyLayers(GraphicsContext*, const RenderLayer* rootLayer,
const LayoutRect& paintDirtyRect, const LayoutSize& subPixelAccumulation, Paint
Behavior); | 57 void beginTransparencyLayers(GraphicsContext*, const RenderLayer* rootLayer,
const LayoutRect& paintDirtyRect, const LayoutSize& subPixelAccumulation, Paint
Behavior); |
55 | 58 |
56 enum BorderRadiusClippingRule { IncludeSelfForBorderRadius, DoNotIncludeSelf
ForBorderRadius }; | |
57 | |
58 void applyRoundedRectClips(const LayerPaintingInfo&, GraphicsContext*, const
ClipRect&, PaintLayerFlags, ClipRecorder&, BorderRadiusClippingRule = IncludeSe
lfForBorderRadius); | |
59 static bool needsToClip(const LayerPaintingInfo& localPaintingInfo, const Cl
ipRect&); | 59 static bool needsToClip(const LayerPaintingInfo& localPaintingInfo, const Cl
ipRect&); |
60 | 60 |
61 // Returns whether this layer should be painted during sofware painting (i.e
., not via calls from CompositedLayerMapping to draw into composited | 61 // Returns whether this layer should be painted during sofware painting (i.e
., not via calls from CompositedLayerMapping to draw into composited |
62 // layers). | 62 // layers). |
63 bool shouldPaintLayerInSoftwareMode(const LayerPaintingInfo&, PaintLayerFlag
s paintFlags); | 63 bool shouldPaintLayerInSoftwareMode(const LayerPaintingInfo&, PaintLayerFlag
s paintFlags); |
64 | 64 |
65 RenderLayer& m_renderLayer; | 65 RenderLayer& m_renderLayer; |
66 }; | 66 }; |
67 | 67 |
68 } // namespace blink | 68 } // namespace blink |
69 | 69 |
70 #endif // LayerPainter_h | 70 #endif // LayerPainter_h |
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