Source/core/rendering/RenderLayerModelObject.h - Issue 17471008: Rework compositor touch hit testing

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Issue 17471008: Rework compositor touch hit testing (Closed) Base URL: https://chromium.googlesource.com/chromium/blink.git@master

Patch Set: CR feedback - accumulate LayoutRects instead of IntRects, disable when page isn't composited. Also… Created 7 years, 5 months ago

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1 /*	1 /*

2 * Copyright (C) 1999 Lars Knoll (knoll@kde.org)	2 * Copyright (C) 1999 Lars Knoll (knoll@kde.org)

3 * (C) 1999 Antti Koivisto (koivisto@kde.org)	3 * (C) 1999 Antti Koivisto (koivisto@kde.org)

4 * Copyright (C) 2003, 2006, 2007, 2009 Apple Inc. All rights reserved.	4 * Copyright (C) 2003, 2006, 2007, 2009 Apple Inc. All rights reserved.

5 * Copyright (C) 2010, 2012 Google Inc. All rights reserved.	5 * Copyright (C) 2010, 2012 Google Inc. All rights reserved.

6 *	6 *

7 * This library is free software; you can redistribute it and/or	7 * This library is free software; you can redistribute it and/or

8 * modify it under the terms of the GNU Library General Public	8 * modify it under the terms of the GNU Library General Public

9 * License as published by the Free Software Foundation; either	9 * License as published by the Free Software Foundation; either

10 * version 2 of the License, or (at your option) any later version.	10 * version 2 of the License, or (at your option) any later version.

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51 virtual bool backgroundIsKnownToBeOpaqueInRect(const LayoutRect&) const { re turn false; }	51 virtual bool backgroundIsKnownToBeOpaqueInRect(const LayoutRect&) const { re turn false; }

52	52

53 // This is null for anonymous renderers.	53 // This is null for anonymous renderers.

54 ContainerNode* node() const { return toContainerNode(RenderObject::node()); }	54 ContainerNode* node() const { return toContainerNode(RenderObject::node()); }

55	55

56 protected:	56 protected:

57 void ensureLayer();	57 void ensureLayer();

58	58

59 virtual void willBeDestroyed() OVERRIDE;	59 virtual void willBeDestroyed() OVERRIDE;

60	60

	61 virtual void addLayerHitTestRects(LayerHitTestRects&, const RenderLayer* = 0 , const LayoutPoint& = LayoutPoint()) const OVERRIDE;

	62

61 private:	63 private:

62 virtual bool isLayerModelObject() const OVERRIDE FINAL { return true; }	64 virtual bool isLayerModelObject() const OVERRIDE FINAL { return true; }

63	65

64 RenderLayer* m_layer;	66 RenderLayer* m_layer;

65	67

66 // Used to store state between styleWillChange and styleDidChange	68 // Used to store state between styleWillChange and styleDidChange

67 static bool s_wasFloating;	69 static bool s_wasFloating;

68 static bool s_hadLayer;	70 static bool s_hadLayer;

69 static bool s_hadTransform;	71 static bool s_hadTransform;

70 static bool s_layerWasSelfPainting;	72 static bool s_layerWasSelfPainting;

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81 ASSERT_WITH_SECURITY_IMPLICATION(!object \|\| object->isLayerModelObject());	83 ASSERT_WITH_SECURITY_IMPLICATION(!object \|\| object->isLayerModelObject());

82 return static_cast<const RenderLayerModelObject*>(object);	84 return static_cast<const RenderLayerModelObject*>(object);

83 }	85 }

84	86

85 // This will catch anyone doing an unnecessary cast.	87 // This will catch anyone doing an unnecessary cast.

86 void toRenderLayerModelObject(const RenderLayerModelObject*);	88 void toRenderLayerModelObject(const RenderLayerModelObject*);

87	89

88 } // namespace WebCore	90 } // namespace WebCore

89	91

90 #endif // RenderLayerModelObject_h	92 #endif // RenderLayerModelObject_h

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