third_party/WebKit/Source/core/css/resolver/ElementStyleResources.h - Issue 2326633002: Adds filter support for offscreen canvas

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Issue 2326633002: Adds filter support for offscreen canvas (Closed)

Patch Set: Working version of filters on offscreen canvas Created 4 years, 3 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 * Copyright (C) 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011 Apple Inc. All rights reserved.	3 * Copyright (C) 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011 Apple Inc. All rights reserved.

4 * Copyright (C) 2013 Google Inc. All rights reserved.	4 * Copyright (C) 2013 Google Inc. All rights reserved.

5 *	5 *

6 * This library is free software; you can redistribute it and/or	6 * This library is free software; you can redistribute it and/or

7 * modify it under the terms of the GNU Library General Public	7 * modify it under the terms of the GNU Library General Public

8 * License as published by the Free Software Foundation; either	8 * License as published by the Free Software Foundation; either

9 * version 2 of the License, or (at your option) any later version.	9 * version 2 of the License, or (at your option) any later version.

10 *	10 *

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44 class FilterOperation;	44 class FilterOperation;

45 class StyleImage;	45 class StyleImage;

46 class StylePendingImage;	46 class StylePendingImage;

47	47

48 // Holds information about resources, requested by stylesheets.	48 // Holds information about resources, requested by stylesheets.

49 // Lifetime: per-element style resolve.	49 // Lifetime: per-element style resolve.

50 class ElementStyleResources {	50 class ElementStyleResources {

51 STACK_ALLOCATED();	51 STACK_ALLOCATED();

52 WTF_MAKE_NONCOPYABLE(ElementStyleResources);	52 WTF_MAKE_NONCOPYABLE(ElementStyleResources);

53 public:	53 public:

	54 ElementStyleResources();

54 ElementStyleResources(Document&, float deviceScaleFactor);	55 ElementStyleResources(Document&, float deviceScaleFactor);

55	56

56 StyleImage* styleImage(CSSPropertyID, const CSSValue&);	57 StyleImage* styleImage(CSSPropertyID, const CSSValue&);

57 StyleImage* cachedOrPendingFromValue(CSSPropertyID, const CSSImageValue&);	58 StyleImage* cachedOrPendingFromValue(CSSPropertyID, const CSSImageValue&);

58 StyleImage* setOrPendingFromValue(CSSPropertyID, const CSSImageSetValue&);	59 StyleImage* setOrPendingFromValue(CSSPropertyID, const CSSImageSetValue&);

59	60

60 void loadPendingResources(ComputedStyle*);	61 void loadPendingResources(ComputedStyle*);

61	62

62 void addPendingSVGDocument(FilterOperation, const CSSURIValue);	63 void addPendingSVGDocument(FilterOperation, const CSSURIValue);

63	64

64 private:	65 private:

65 StyleImage* cursorOrPendingFromValue(CSSPropertyID, const CSSCursorImageValu e&);	66 StyleImage* cursorOrPendingFromValue(CSSPropertyID, const CSSCursorImageValu e&);

66 StyleImage* generatedOrPendingFromValue(CSSPropertyID, const CSSImageGenerat orValue&);	67 StyleImage* generatedOrPendingFromValue(CSSPropertyID, const CSSImageGenerat orValue&);

67	68

68 void loadPendingSVGDocuments(ComputedStyle*);	69 void loadPendingSVGDocuments(ComputedStyle*);

69 void loadPendingImages(ComputedStyle*);	70 void loadPendingImages(ComputedStyle*);

70	71

71 StyleImage* loadPendingImage(ComputedStyle, StylePendingImage, CrossOrigin AttributeValue = CrossOriginAttributeNotSet);	72 StyleImage* loadPendingImage(ComputedStyle, StylePendingImage, CrossOrigin AttributeValue = CrossOriginAttributeNotSet);

72	73

73 Member<Document> m_document;	74 Member<Document> m_document;

74 HashSet<CSSPropertyID> m_pendingImageProperties;	75 HashSet<CSSPropertyID> m_pendingImageProperties;

75 HeapHashMap<Member<FilterOperation>, Member<const CSSURIValue>> m_pendingSVG Documents;	76 HeapHashMap<Member<FilterOperation>, Member<const CSSURIValue>> m_pendingSVG Documents;

76 float m_deviceScaleFactor;	77 float m_deviceScaleFactor;

77 };	78 };

78	79

79 } // namespace blink	80 } // namespace blink

80	81

81 #endif // ElementStyleResources_h	82 #endif // ElementStyleResources_h

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