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| 1 /* | 1 /* |
| 2 * Copyright (C) Research In Motion Limited 2009-2010. All rights reserved. | 2 * Copyright (C) Research In Motion Limited 2009-2010. All rights reserved. |
| 3 * | 3 * |
| 4 * This library is free software; you can redistribute it and/or | 4 * This library is free software; you can redistribute it and/or |
| 5 * modify it under the terms of the GNU Library General Public | 5 * modify it under the terms of the GNU Library General Public |
| 6 * License as published by the Free Software Foundation; either | 6 * License as published by the Free Software Foundation; either |
| 7 * version 2 of the License, or (at your option) any later version. | 7 * version 2 of the License, or (at your option) any later version. |
| 8 * | 8 * |
| 9 * This library is distributed in the hope that it will be useful, | 9 * This library is distributed in the hope that it will be useful, |
| 10 * but WITHOUT ANY WARRANTY; without even the implied warranty of | 10 * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| (...skipping 27 matching lines...) Expand all Loading... |
| 38 } | 38 } |
| 39 | 39 |
| 40 ClipperState state; | 40 ClipperState state; |
| 41 }; | 41 }; |
| 42 | 42 |
| 43 class RenderSVGResourceClipper FINAL : public RenderSVGResourceContainer { | 43 class RenderSVGResourceClipper FINAL : public RenderSVGResourceContainer { |
| 44 public: | 44 public: |
| 45 explicit RenderSVGResourceClipper(SVGClipPathElement*); | 45 explicit RenderSVGResourceClipper(SVGClipPathElement*); |
| 46 virtual ~RenderSVGResourceClipper(); | 46 virtual ~RenderSVGResourceClipper(); |
| 47 | 47 |
| 48 virtual const char* renderName() const { return "RenderSVGResourceClipper";
} | 48 virtual const char* renderName() const OVERRIDE { return "RenderSVGResourceC
lipper"; } |
| 49 | 49 |
| 50 virtual void removeAllClientsFromCache(bool markForInvalidation = true); | 50 virtual void removeAllClientsFromCache(bool markForInvalidation = true) OVER
RIDE; |
| 51 virtual void removeClientFromCache(RenderObject*, bool markForInvalidation =
true); | 51 virtual void removeClientFromCache(RenderObject*, bool markForInvalidation =
true) OVERRIDE; |
| 52 | 52 |
| 53 virtual bool applyResource(RenderObject*, RenderStyle*, GraphicsContext*&, u
nsigned short resourceMode) OVERRIDE FINAL; | 53 virtual bool applyResource(RenderObject*, RenderStyle*, GraphicsContext*&, u
nsigned short resourceMode) OVERRIDE; |
| 54 virtual void postApplyResource(RenderObject*, GraphicsContext*&, unsigned sh
ort, const Path*, const RenderSVGShape*) OVERRIDE FINAL; | 54 virtual void postApplyResource(RenderObject*, GraphicsContext*&, unsigned sh
ort, const Path*, const RenderSVGShape*) OVERRIDE; |
| 55 | 55 |
| 56 // FIXME: Filters are also stateful resources that could benefit from having
their state managed | 56 // FIXME: Filters are also stateful resources that could benefit from having
their state managed |
| 57 // on the caller stack instead of the current hashmap. We should look
at refactoring these | 57 // on the caller stack instead of the current hashmap. We should look
at refactoring these |
| 58 // into a general interface that can be shared. | 58 // into a general interface that can be shared. |
| 59 bool applyStatefulResource(RenderObject*, GraphicsContext*&, ClipperContext&
); | 59 bool applyStatefulResource(RenderObject*, GraphicsContext*&, ClipperContext&
); |
| 60 void postApplyStatefulResource(RenderObject*, GraphicsContext*&, ClipperCont
ext&); | 60 void postApplyStatefulResource(RenderObject*, GraphicsContext*&, ClipperCont
ext&); |
| 61 | 61 |
| 62 // clipPath can be clipped too, but don't have a boundingBox or repaintRect.
So we can't call | 62 // clipPath can be clipped too, but don't have a boundingBox or repaintRect.
So we can't call |
| 63 // applyResource directly and use the rects from the object, since they are
empty for RenderSVGResources | 63 // applyResource directly and use the rects from the object, since they are
empty for RenderSVGResources |
| 64 // FIXME: We made applyClippingToContext public because we cannot call apply
Resource on HTML elements (it asserts on RenderObject::objectBoundingBox) | 64 // FIXME: We made applyClippingToContext public because we cannot call apply
Resource on HTML elements (it asserts on RenderObject::objectBoundingBox) |
| 65 bool applyClippingToContext(RenderObject*, const FloatRect&, const FloatRect
&, GraphicsContext*, ClipperContext&); | 65 bool applyClippingToContext(RenderObject*, const FloatRect&, const FloatRect
&, GraphicsContext*, ClipperContext&); |
| 66 | 66 |
| 67 FloatRect resourceBoundingBox(RenderObject*); | 67 FloatRect resourceBoundingBox(RenderObject*); |
| 68 | 68 |
| 69 virtual RenderSVGResourceType resourceType() const { return s_resourceType;
} | 69 virtual RenderSVGResourceType resourceType() const OVERRIDE { return s_resou
rceType; } |
| 70 | 70 |
| 71 bool hitTestClipContent(const FloatRect&, const FloatPoint&); | 71 bool hitTestClipContent(const FloatRect&, const FloatPoint&); |
| 72 | 72 |
| 73 SVGUnitTypes::SVGUnitType clipPathUnits() const { return toSVGClipPathElemen
t(element())->clipPathUnitsCurrentValue(); } | 73 SVGUnitTypes::SVGUnitType clipPathUnits() const { return toSVGClipPathElemen
t(element())->clipPathUnitsCurrentValue(); } |
| 74 | 74 |
| 75 static const RenderSVGResourceType s_resourceType; | 75 static const RenderSVGResourceType s_resourceType; |
| 76 private: | 76 private: |
| 77 bool tryPathOnlyClipping(GraphicsContext*, const AffineTransform&, const Flo
atRect&); | 77 bool tryPathOnlyClipping(GraphicsContext*, const AffineTransform&, const Flo
atRect&); |
| 78 void drawClipMaskContent(GraphicsContext*, const FloatRect& targetBoundingBo
x); | 78 void drawClipMaskContent(GraphicsContext*, const FloatRect& targetBoundingBo
x); |
| 79 PassRefPtr<DisplayList> asDisplayList(GraphicsContext*, const AffineTransfor
m&); | 79 PassRefPtr<DisplayList> asDisplayList(GraphicsContext*, const AffineTransfor
m&); |
| 80 void calculateClipContentRepaintRect(); | 80 void calculateClipContentRepaintRect(); |
| 81 | 81 |
| 82 RefPtr<DisplayList> m_clipContentDisplayList; | 82 RefPtr<DisplayList> m_clipContentDisplayList; |
| 83 FloatRect m_clipBoundaries; | 83 FloatRect m_clipBoundaries; |
| 84 | 84 |
| 85 // Reference cycle detection. | 85 // Reference cycle detection. |
| 86 bool m_inClipExpansion; | 86 bool m_inClipExpansion; |
| 87 }; | 87 }; |
| 88 | 88 |
| 89 DEFINE_RENDER_SVG_RESOURCE_TYPE_CASTS(RenderSVGResourceClipper, ClipperResourceT
ype); | 89 DEFINE_RENDER_SVG_RESOURCE_TYPE_CASTS(RenderSVGResourceClipper, ClipperResourceT
ype); |
| 90 | 90 |
| 91 } | 91 } |
| 92 | 92 |
| 93 #endif | 93 #endif |
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