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1 /* | 1 /* |
2 * Copyright (C) 2012 Apple Inc. All rights reserved. | 2 * Copyright (C) 2012 Apple Inc. All rights reserved. |
3 * | 3 * |
4 * Redistribution and use in source and binary forms, with or without | 4 * Redistribution and use in source and binary forms, with or without |
5 * modification, are permitted provided that the following conditions | 5 * modification, are permitted provided that the following conditions |
6 * are met: | 6 * are met: |
7 * 1. Redistributions of source code must retain the above copyright | 7 * 1. Redistributions of source code must retain the above copyright |
8 * notice, this list of conditions and the following disclaimer. | 8 * notice, this list of conditions and the following disclaimer. |
9 * 2. Redistributions in binary form must reproduce the above copyright | 9 * 2. Redistributions in binary form must reproduce the above copyright |
10 * notice, this list of conditions and the following disclaimer in the | 10 * notice, this list of conditions and the following disclaimer in the |
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32 #include "wtf/Allocator.h" | 32 #include "wtf/Allocator.h" |
33 | 33 |
34 namespace blink { | 34 namespace blink { |
35 | 35 |
36 class Document; | 36 class Document; |
37 class StyleImage; | 37 class StyleImage; |
38 | 38 |
39 class CSSImageSetValue : public CSSValueList { | 39 class CSSImageSetValue : public CSSValueList { |
40 public: | 40 public: |
41 | 41 |
42 static RawPtr<CSSImageSetValue> create() | 42 static CSSImageSetValue* create() |
43 { | 43 { |
44 return new CSSImageSetValue(); | 44 return new CSSImageSetValue(); |
45 } | 45 } |
46 ~CSSImageSetValue(); | 46 ~CSSImageSetValue(); |
47 | 47 |
48 bool isCachePending(float deviceScaleFactor) const; | 48 bool isCachePending(float deviceScaleFactor) const; |
49 StyleImage* cachedImage(float deviceScaleFactor) const; | 49 StyleImage* cachedImage(float deviceScaleFactor) const; |
50 StyleImage* cacheImage(Document*, float deviceScaleFactor, CrossOriginAttrib
uteValue = CrossOriginAttributeNotSet); | 50 StyleImage* cacheImage(Document*, float deviceScaleFactor, CrossOriginAttrib
uteValue = CrossOriginAttributeNotSet); |
51 | 51 |
52 String customCSSText() const; | 52 String customCSSText() const; |
53 | 53 |
54 struct ImageWithScale { | 54 struct ImageWithScale { |
55 DISALLOW_NEW_EXCEPT_PLACEMENT_NEW(); | 55 DISALLOW_NEW_EXCEPT_PLACEMENT_NEW(); |
56 String imageURL; | 56 String imageURL; |
57 Referrer referrer; | 57 Referrer referrer; |
58 float scaleFactor; | 58 float scaleFactor; |
59 }; | 59 }; |
60 | 60 |
61 RawPtr<CSSImageSetValue> valueWithURLsMadeAbsolute(); | 61 CSSImageSetValue* valueWithURLsMadeAbsolute(); |
62 | 62 |
63 bool hasFailedOrCanceledSubresources() const; | 63 bool hasFailedOrCanceledSubresources() const; |
64 | 64 |
65 DECLARE_TRACE_AFTER_DISPATCH(); | 65 DECLARE_TRACE_AFTER_DISPATCH(); |
66 | 66 |
67 protected: | 67 protected: |
68 ImageWithScale bestImageForScaleFactor(float scaleFactor); | 68 ImageWithScale bestImageForScaleFactor(float scaleFactor); |
69 | 69 |
70 private: | 70 private: |
71 CSSImageSetValue(); | 71 CSSImageSetValue(); |
72 | 72 |
73 void fillImageSet(); | 73 void fillImageSet(); |
74 static inline bool compareByScaleFactor(ImageWithScale first, ImageWithScale
second) { return first.scaleFactor < second.scaleFactor; } | 74 static inline bool compareByScaleFactor(ImageWithScale first, ImageWithScale
second) { return first.scaleFactor < second.scaleFactor; } |
75 | 75 |
76 float m_cachedScaleFactor; | 76 float m_cachedScaleFactor; |
77 Member<StyleImage> m_cachedImage; | 77 Member<StyleImage> m_cachedImage; |
78 | 78 |
79 Vector<ImageWithScale> m_imagesInSet; | 79 Vector<ImageWithScale> m_imagesInSet; |
80 }; | 80 }; |
81 | 81 |
82 DEFINE_CSS_VALUE_TYPE_CASTS(CSSImageSetValue, isImageSetValue()); | 82 DEFINE_CSS_VALUE_TYPE_CASTS(CSSImageSetValue, isImageSetValue()); |
83 | 83 |
84 } // namespace blink | 84 } // namespace blink |
85 | 85 |
86 #endif // CSSImageSetValue_h | 86 #endif // CSSImageSetValue_h |
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