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| 1 /* | 1 /* |
| 2 * Copyright (C) 2011 Apple Inc. All rights reserved. | 2 * Copyright (C) 2011 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 |
| (...skipping 23 matching lines...) Expand all Loading... |
| 34 #include "platform/graphics/Image.h" | 34 #include "platform/graphics/Image.h" |
| 35 | 35 |
| 36 namespace blink { | 36 namespace blink { |
| 37 | 37 |
| 38 class ImageResource; | 38 class ImageResource; |
| 39 class CrossfadeSubimageObserverProxy; | 39 class CrossfadeSubimageObserverProxy; |
| 40 class LayoutObject; | 40 class LayoutObject; |
| 41 | 41 |
| 42 class CORE_EXPORT CSSCrossfadeValue final : public CSSImageGeneratorValue { | 42 class CORE_EXPORT CSSCrossfadeValue final : public CSSImageGeneratorValue { |
| 43 friend class CrossfadeSubimageObserverProxy; | 43 friend class CrossfadeSubimageObserverProxy; |
| 44 WILL_BE_USING_PRE_FINALIZER(CSSCrossfadeValue, dispose); | 44 USING_PRE_FINALIZER(CSSCrossfadeValue, dispose); |
| 45 public: | 45 public: |
| 46 static PassRefPtrWillBeRawPtr<CSSCrossfadeValue> create(PassRefPtrWillBeRawP
tr<CSSValue> fromValue, PassRefPtrWillBeRawPtr<CSSValue> toValue, PassRefPtrWill
BeRawPtr<CSSPrimitiveValue> percentageValue) | 46 static RawPtr<CSSCrossfadeValue> create(RawPtr<CSSValue> fromValue, RawPtr<C
SSValue> toValue, RawPtr<CSSPrimitiveValue> percentageValue) |
| 47 { | 47 { |
| 48 return adoptRefWillBeNoop(new CSSCrossfadeValue(fromValue, toValue, perc
entageValue)); | 48 return (new CSSCrossfadeValue(fromValue, toValue, percentageValue)); |
| 49 } | 49 } |
| 50 | 50 |
| 51 ~CSSCrossfadeValue(); | 51 ~CSSCrossfadeValue(); |
| 52 | 52 |
| 53 String customCSSText() const; | 53 String customCSSText() const; |
| 54 | 54 |
| 55 PassRefPtr<Image> image(const LayoutObject*, const IntSize&); | 55 PassRefPtr<Image> image(const LayoutObject*, const IntSize&); |
| 56 bool isFixedSize() const { return true; } | 56 bool isFixedSize() const { return true; } |
| 57 IntSize fixedSize(const LayoutObject*); | 57 IntSize fixedSize(const LayoutObject*); |
| 58 | 58 |
| 59 bool isPending() const; | 59 bool isPending() const; |
| 60 bool knownToBeOpaque(const LayoutObject*) const; | 60 bool knownToBeOpaque(const LayoutObject*) const; |
| 61 | 61 |
| 62 void loadSubimages(Document*); | 62 void loadSubimages(Document*); |
| 63 | 63 |
| 64 bool hasFailedOrCanceledSubresources() const; | 64 bool hasFailedOrCanceledSubresources() const; |
| 65 | 65 |
| 66 bool equals(const CSSCrossfadeValue&) const; | 66 bool equals(const CSSCrossfadeValue&) const; |
| 67 | 67 |
| 68 PassRefPtrWillBeRawPtr<CSSCrossfadeValue> valueWithURLsMadeAbsolute(); | 68 RawPtr<CSSCrossfadeValue> valueWithURLsMadeAbsolute(); |
| 69 | 69 |
| 70 DECLARE_TRACE_AFTER_DISPATCH(); | 70 DECLARE_TRACE_AFTER_DISPATCH(); |
| 71 | 71 |
| 72 private: | 72 private: |
| 73 CSSCrossfadeValue(PassRefPtrWillBeRawPtr<CSSValue> fromValue, PassRefPtrWill
BeRawPtr<CSSValue> toValue, PassRefPtrWillBeRawPtr<CSSPrimitiveValue> percentage
Value); | 73 CSSCrossfadeValue(RawPtr<CSSValue> fromValue, RawPtr<CSSValue> toValue, RawP
tr<CSSPrimitiveValue> percentageValue); |
| 74 | 74 |
| 75 void dispose(); | 75 void dispose(); |
| 76 | 76 |
| 77 class CrossfadeSubimageObserverProxy final : public ImageResourceClient { | 77 class CrossfadeSubimageObserverProxy final : public ImageResourceClient { |
| 78 DISALLOW_NEW(); | 78 DISALLOW_NEW(); |
| 79 public: | 79 public: |
| 80 explicit CrossfadeSubimageObserverProxy(CSSCrossfadeValue* ownerValue) | 80 explicit CrossfadeSubimageObserverProxy(CSSCrossfadeValue* ownerValue) |
| 81 : m_ownerValue(ownerValue) | 81 : m_ownerValue(ownerValue) |
| 82 , m_ready(false) { } | 82 , m_ready(false) { } |
| 83 | 83 |
| 84 ~CrossfadeSubimageObserverProxy() override { } | 84 ~CrossfadeSubimageObserverProxy() override { } |
| 85 DEFINE_INLINE_TRACE() | 85 DEFINE_INLINE_TRACE() |
| 86 { | 86 { |
| 87 visitor->trace(m_ownerValue); | 87 visitor->trace(m_ownerValue); |
| 88 } | 88 } |
| 89 | 89 |
| 90 void imageChanged(ImageResource*, const IntRect* = nullptr) override; | 90 void imageChanged(ImageResource*, const IntRect* = nullptr) override; |
| 91 String debugName() const override { return "CrossfadeSubimageObserverPro
xy"; } | 91 String debugName() const override { return "CrossfadeSubimageObserverPro
xy"; } |
| 92 void setReady(bool ready) { m_ready = ready; } | 92 void setReady(bool ready) { m_ready = ready; } |
| 93 private: | 93 private: |
| 94 RawPtrWillBeMember<CSSCrossfadeValue> m_ownerValue; | 94 Member<CSSCrossfadeValue> m_ownerValue; |
| 95 bool m_ready; | 95 bool m_ready; |
| 96 }; | 96 }; |
| 97 | 97 |
| 98 void crossfadeChanged(const IntRect&); | 98 void crossfadeChanged(const IntRect&); |
| 99 | 99 |
| 100 RefPtrWillBeMember<CSSValue> m_fromValue; | 100 Member<CSSValue> m_fromValue; |
| 101 RefPtrWillBeMember<CSSValue> m_toValue; | 101 Member<CSSValue> m_toValue; |
| 102 RefPtrWillBeMember<CSSPrimitiveValue> m_percentageValue; | 102 Member<CSSPrimitiveValue> m_percentageValue; |
| 103 | 103 |
| 104 RefPtrWillBeMember<ImageResource> m_cachedFromImage; | 104 Member<ImageResource> m_cachedFromImage; |
| 105 RefPtrWillBeMember<ImageResource> m_cachedToImage; | 105 Member<ImageResource> m_cachedToImage; |
| 106 | 106 |
| 107 RefPtr<Image> m_generatedImage; | 107 RefPtr<Image> m_generatedImage; |
| 108 | 108 |
| 109 CrossfadeSubimageObserverProxy m_crossfadeSubimageObserver; | 109 CrossfadeSubimageObserverProxy m_crossfadeSubimageObserver; |
| 110 }; | 110 }; |
| 111 | 111 |
| 112 DEFINE_CSS_VALUE_TYPE_CASTS(CSSCrossfadeValue, isCrossfadeValue()); | 112 DEFINE_CSS_VALUE_TYPE_CASTS(CSSCrossfadeValue, isCrossfadeValue()); |
| 113 | 113 |
| 114 } // namespace blink | 114 } // namespace blink |
| 115 | 115 |
| 116 #endif // CSSCrossfadeValue_h | 116 #endif // CSSCrossfadeValue_h |
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