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1 /* | 1 /* |
2 * Copyright (C) 2008 Apple Inc. All rights reserved. | 2 * Copyright (C) 2008 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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62 PassRefPtr<Image> image(const LayoutObject&, const IntSize&); | 62 PassRefPtr<Image> image(const LayoutObject&, const IntSize&); |
63 | 63 |
64 bool isFixedSize() const; | 64 bool isFixedSize() const; |
65 IntSize fixedSize(const LayoutObject&, const FloatSize& defaultObjectSize); | 65 IntSize fixedSize(const LayoutObject&, const FloatSize& defaultObjectSize); |
66 | 66 |
67 bool isPending() const; | 67 bool isPending() const; |
68 bool knownToBeOpaque(const LayoutObject&) const; | 68 bool knownToBeOpaque(const LayoutObject&) const; |
69 | 69 |
70 void loadSubimages(Document*); | 70 void loadSubimages(Document*); |
71 | 71 |
72 RawPtr<CSSImageGeneratorValue> valueWithURLsMadeAbsolute(); | 72 CSSImageGeneratorValue* valueWithURLsMadeAbsolute(); |
73 | 73 |
74 DEFINE_INLINE_TRACE_AFTER_DISPATCH() { CSSValue::traceAfterDispatch(visitor)
; } | 74 DEFINE_INLINE_TRACE_AFTER_DISPATCH() { CSSValue::traceAfterDispatch(visitor)
; } |
75 | 75 |
76 protected: | 76 protected: |
77 explicit CSSImageGeneratorValue(ClassType); | 77 explicit CSSImageGeneratorValue(ClassType); |
78 | 78 |
79 Image* getImage(const LayoutObject*, const IntSize&); | 79 Image* getImage(const LayoutObject*, const IntSize&); |
80 void putImage(const IntSize&, PassRefPtr<Image>); | 80 void putImage(const IntSize&, PassRefPtr<Image>); |
81 const LayoutObjectSizeCountMap& clients() const { return m_clients; } | 81 const LayoutObjectSizeCountMap& clients() const { return m_clients; } |
82 | 82 |
83 HashCountedSet<IntSize> m_sizes; // A count of how many times a given image
size is in use. | 83 HashCountedSet<IntSize> m_sizes; // A count of how many times a given image
size is in use. |
84 LayoutObjectSizeCountMap m_clients; // A map from LayoutObjects (with entry
count) to image sizes. | 84 LayoutObjectSizeCountMap m_clients; // A map from LayoutObjects (with entry
count) to image sizes. |
85 HashMap<IntSize, RefPtr<Image>> m_images; // A cache of Image objects by ima
ge size. | 85 HashMap<IntSize, RefPtr<Image>> m_images; // A cache of Image objects by ima
ge size. |
86 | 86 |
87 #if ENABLE(OILPAN) | 87 #if ENABLE(OILPAN) |
88 // FIXME: Oilpan: when/if we can make the layoutObject point directly to the
CSSImageGenerator value using | 88 // FIXME: Oilpan: when/if we can make the layoutObject point directly to the
CSSImageGenerator value using |
89 // a member we don't need to have this hack where we keep a persistent to th
e instance as long as | 89 // a member we don't need to have this hack where we keep a persistent to th
e instance as long as |
90 // there are clients in the LayoutObjectSizeCountMap. | 90 // there are clients in the LayoutObjectSizeCountMap. |
91 SelfKeepAlive<CSSImageGeneratorValue> m_keepAlive; | 91 SelfKeepAlive<CSSImageGeneratorValue> m_keepAlive; |
92 #endif | 92 #endif |
93 }; | 93 }; |
94 | 94 |
95 DEFINE_CSS_VALUE_TYPE_CASTS(CSSImageGeneratorValue, isImageGeneratorValue()); | 95 DEFINE_CSS_VALUE_TYPE_CASTS(CSSImageGeneratorValue, isImageGeneratorValue()); |
96 | 96 |
97 } // namespace blink | 97 } // namespace blink |
98 | 98 |
99 #endif // CSSImageGeneratorValue_h | 99 #endif // CSSImageGeneratorValue_h |
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