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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 |
| (...skipping 20 matching lines...) Expand all Loading... |
| 31 #include "core/rendering/style/StyleImage.h" | 31 #include "core/rendering/style/StyleImage.h" |
| 32 #include "platform/geometry/LayoutSize.h" | 32 #include "platform/geometry/LayoutSize.h" |
| 33 | 33 |
| 34 namespace blink { | 34 namespace blink { |
| 35 | 35 |
| 36 class ImageResource; | 36 class ImageResource; |
| 37 class CSSImageSetValue; | 37 class CSSImageSetValue; |
| 38 | 38 |
| 39 // This class keeps one cached image and has access to a set of alternatives. | 39 // This class keeps one cached image and has access to a set of alternatives. |
| 40 | 40 |
| 41 class StyleFetchedImageSet FINAL : public StyleImage, private ImageResourceClien
t { | 41 class StyleFetchedImageSet final : public StyleImage, private ImageResourceClien
t { |
| 42 WTF_MAKE_FAST_ALLOCATED; | 42 WTF_MAKE_FAST_ALLOCATED; |
| 43 public: | 43 public: |
| 44 static PassRefPtr<StyleFetchedImageSet> create(ImageResource* image, float i
mageScaleFactor, CSSImageSetValue* value) | 44 static PassRefPtr<StyleFetchedImageSet> create(ImageResource* image, float i
mageScaleFactor, CSSImageSetValue* value) |
| 45 { | 45 { |
| 46 return adoptRef(new StyleFetchedImageSet(image, imageScaleFactor, value)
); | 46 return adoptRef(new StyleFetchedImageSet(image, imageScaleFactor, value)
); |
| 47 } | 47 } |
| 48 virtual ~StyleFetchedImageSet(); | 48 virtual ~StyleFetchedImageSet(); |
| 49 | 49 |
| 50 virtual PassRefPtrWillBeRawPtr<CSSValue> cssValue() const OVERRIDE; | 50 virtual PassRefPtrWillBeRawPtr<CSSValue> cssValue() const override; |
| 51 | 51 |
| 52 // FIXME: This is used by StyleImage for equals comparison, but this impleme
ntation | 52 // FIXME: This is used by StyleImage for equals comparison, but this impleme
ntation |
| 53 // only looks at the image from the set that we have loaded. I'm not sure if
that is | 53 // only looks at the image from the set that we have loaded. I'm not sure if
that is |
| 54 // meaningful enough or not. | 54 // meaningful enough or not. |
| 55 virtual WrappedImagePtr data() const OVERRIDE { return m_bestFitImage.get();
} | 55 virtual WrappedImagePtr data() const override { return m_bestFitImage.get();
} |
| 56 | 56 |
| 57 void clearImageSetValue() { m_imageSetValue = 0; } | 57 void clearImageSetValue() { m_imageSetValue = 0; } |
| 58 | 58 |
| 59 virtual bool canRender(const RenderObject&, float multiplier) const OVERRIDE
; | 59 virtual bool canRender(const RenderObject&, float multiplier) const override
; |
| 60 virtual bool isLoaded() const OVERRIDE; | 60 virtual bool isLoaded() const override; |
| 61 virtual bool errorOccurred() const OVERRIDE; | 61 virtual bool errorOccurred() const override; |
| 62 virtual LayoutSize imageSize(const RenderObject*, float multiplier) const OV
ERRIDE; | 62 virtual LayoutSize imageSize(const RenderObject*, float multiplier) const ov
erride; |
| 63 virtual bool imageHasRelativeWidth() const OVERRIDE; | 63 virtual bool imageHasRelativeWidth() const override; |
| 64 virtual bool imageHasRelativeHeight() const OVERRIDE; | 64 virtual bool imageHasRelativeHeight() const override; |
| 65 virtual void computeIntrinsicDimensions(const RenderObject*, Length& intrins
icWidth, Length& intrinsicHeight, FloatSize& intrinsicRatio) OVERRIDE; | 65 virtual void computeIntrinsicDimensions(const RenderObject*, Length& intrins
icWidth, Length& intrinsicHeight, FloatSize& intrinsicRatio) override; |
| 66 virtual bool usesImageContainerSize() const OVERRIDE; | 66 virtual bool usesImageContainerSize() const override; |
| 67 virtual void setContainerSizeForRenderer(const RenderObject*, const IntSize&
, float) OVERRIDE; | 67 virtual void setContainerSizeForRenderer(const RenderObject*, const IntSize&
, float) override; |
| 68 virtual void addClient(RenderObject*) OVERRIDE; | 68 virtual void addClient(RenderObject*) override; |
| 69 virtual void removeClient(RenderObject*) OVERRIDE; | 69 virtual void removeClient(RenderObject*) override; |
| 70 virtual PassRefPtr<Image> image(RenderObject*, const IntSize&) const OVERRID
E; | 70 virtual PassRefPtr<Image> image(RenderObject*, const IntSize&) const overrid
e; |
| 71 virtual float imageScaleFactor() const OVERRIDE { return m_imageScaleFactor;
} | 71 virtual float imageScaleFactor() const override { return m_imageScaleFactor;
} |
| 72 virtual bool knownToBeOpaque(const RenderObject*) const OVERRIDE; | 72 virtual bool knownToBeOpaque(const RenderObject*) const override; |
| 73 virtual ImageResource* cachedImage() const OVERRIDE { return m_bestFitImage.
get(); } | 73 virtual ImageResource* cachedImage() const override { return m_bestFitImage.
get(); } |
| 74 | 74 |
| 75 private: | 75 private: |
| 76 StyleFetchedImageSet(ImageResource*, float imageScaleFactor, CSSImageSetValu
e*); | 76 StyleFetchedImageSet(ImageResource*, float imageScaleFactor, CSSImageSetValu
e*); |
| 77 | 77 |
| 78 ResourcePtr<ImageResource> m_bestFitImage; | 78 ResourcePtr<ImageResource> m_bestFitImage; |
| 79 float m_imageScaleFactor; | 79 float m_imageScaleFactor; |
| 80 | 80 |
| 81 // FIXME: oilpan: Change to RawPtrWillBeMember when moving this class onto o
ilpan heap. | 81 // FIXME: oilpan: Change to RawPtrWillBeMember when moving this class onto o
ilpan heap. |
| 82 // Also add "if !ENABLE(OILPAN)" around clearImageSetValue above as well as
around its | 82 // Also add "if !ENABLE(OILPAN)" around clearImageSetValue above as well as
around its |
| 83 // caller since it should not be needed once both of the objects are on the
heap and | 83 // caller since it should not be needed once both of the objects are on the
heap and |
| 84 // oilpan is enabled. | 84 // oilpan is enabled. |
| 85 CSSImageSetValue* m_imageSetValue; // Not retained; it owns us. | 85 CSSImageSetValue* m_imageSetValue; // Not retained; it owns us. |
| 86 }; | 86 }; |
| 87 | 87 |
| 88 DEFINE_STYLE_IMAGE_TYPE_CASTS(StyleFetchedImageSet, isImageResourceSet()); | 88 DEFINE_STYLE_IMAGE_TYPE_CASTS(StyleFetchedImageSet, isImageResourceSet()); |
| 89 | 89 |
| 90 } // namespace blink | 90 } // namespace blink |
| 91 | 91 |
| 92 #endif // StyleFetchedImageSet_h | 92 #endif // StyleFetchedImageSet_h |
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