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1 /* | 1 /* |
2 * Copyright (C) 2000 Lars Knoll (knoll@kde.org) | 2 * Copyright (C) 2000 Lars Knoll (knoll@kde.org) |
3 * (C) 2000 Antti Koivisto (koivisto@kde.org) | 3 * (C) 2000 Antti Koivisto (koivisto@kde.org) |
4 * (C) 2000 Dirk Mueller (mueller@kde.org) | 4 * (C) 2000 Dirk Mueller (mueller@kde.org) |
5 * Copyright (C) 2003, 2005, 2006, 2007, 2008 Apple Inc. All rights reserved. | 5 * Copyright (C) 2003, 2005, 2006, 2007, 2008 Apple Inc. All rights reserved. |
6 * | 6 * |
7 * This library is free software; you can redistribute it and/or | 7 * This library is free software; you can redistribute it and/or |
8 * modify it under the terms of the GNU Library General Public | 8 * modify it under the terms of the GNU Library General Public |
9 * License as published by the Free Software Foundation; either | 9 * License as published by the Free Software Foundation; either |
10 * version 2 of the License, or (at your option) any later version. | 10 * version 2 of the License, or (at your option) any later version. |
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29 #include "platform/geometry/LayoutSize.h" | 29 #include "platform/geometry/LayoutSize.h" |
30 #include "platform/graphics/Image.h" | 30 #include "platform/graphics/Image.h" |
31 #include "wtf/PassRefPtr.h" | 31 #include "wtf/PassRefPtr.h" |
32 #include "wtf/RefCounted.h" | 32 #include "wtf/RefCounted.h" |
33 #include "wtf/RefPtr.h" | 33 #include "wtf/RefPtr.h" |
34 | 34 |
35 namespace blink { | 35 namespace blink { |
36 | 36 |
37 class ImageResource; | 37 class ImageResource; |
38 class CSSValue; | 38 class CSSValue; |
39 class RenderObject; | 39 class LayoutObject; |
40 | 40 |
41 typedef void* WrappedImagePtr; | 41 typedef void* WrappedImagePtr; |
42 | 42 |
43 class StyleImage : public RefCounted<StyleImage> { | 43 class StyleImage : public RefCounted<StyleImage> { |
44 public: | 44 public: |
45 virtual ~StyleImage() { } | 45 virtual ~StyleImage() { } |
46 | 46 |
47 bool operator==(const StyleImage& other) const | 47 bool operator==(const StyleImage& other) const |
48 { | 48 { |
49 return data() == other.data(); | 49 return data() == other.data(); |
50 } | 50 } |
51 | 51 |
52 virtual PassRefPtrWillBeRawPtr<CSSValue> cssValue() const = 0; | 52 virtual PassRefPtrWillBeRawPtr<CSSValue> cssValue() const = 0; |
53 | 53 |
54 virtual bool canRender(const RenderObject&, float /*multiplier*/) const { re
turn true; } | 54 virtual bool canRender(const LayoutObject&, float /*multiplier*/) const { re
turn true; } |
55 virtual bool isLoaded() const { return true; } | 55 virtual bool isLoaded() const { return true; } |
56 virtual bool errorOccurred() const { return false; } | 56 virtual bool errorOccurred() const { return false; } |
57 virtual LayoutSize imageSize(const RenderObject*, float multiplier) const =
0; | 57 virtual LayoutSize imageSize(const LayoutObject*, float multiplier) const =
0; |
58 virtual void computeIntrinsicDimensions(const RenderObject*, Length& intrins
icWidth, Length& intrinsicHeight, FloatSize& intrinsicRatio) = 0; | 58 virtual void computeIntrinsicDimensions(const LayoutObject*, Length& intrins
icWidth, Length& intrinsicHeight, FloatSize& intrinsicRatio) = 0; |
59 virtual bool imageHasRelativeWidth() const = 0; | 59 virtual bool imageHasRelativeWidth() const = 0; |
60 virtual bool imageHasRelativeHeight() const = 0; | 60 virtual bool imageHasRelativeHeight() const = 0; |
61 virtual bool usesImageContainerSize() const = 0; | 61 virtual bool usesImageContainerSize() const = 0; |
62 virtual void setContainerSizeForRenderer(const RenderObject*, const IntSize&
, float) = 0; | 62 virtual void setContainerSizeForRenderer(const LayoutObject*, const IntSize&
, float) = 0; |
63 virtual void addClient(RenderObject*) = 0; | 63 virtual void addClient(LayoutObject*) = 0; |
64 virtual void removeClient(RenderObject*) = 0; | 64 virtual void removeClient(LayoutObject*) = 0; |
65 virtual PassRefPtr<Image> image(RenderObject*, const IntSize&) const = 0; | 65 virtual PassRefPtr<Image> image(LayoutObject*, const IntSize&) const = 0; |
66 virtual WrappedImagePtr data() const = 0; | 66 virtual WrappedImagePtr data() const = 0; |
67 virtual float imageScaleFactor() const { return 1; } | 67 virtual float imageScaleFactor() const { return 1; } |
68 virtual bool knownToBeOpaque(const RenderObject*) const = 0; | 68 virtual bool knownToBeOpaque(const LayoutObject*) const = 0; |
69 virtual ImageResource* cachedImage() const { return 0; } | 69 virtual ImageResource* cachedImage() const { return 0; } |
70 | 70 |
71 ALWAYS_INLINE bool isImageResource() const { return m_isImageResource; } | 71 ALWAYS_INLINE bool isImageResource() const { return m_isImageResource; } |
72 ALWAYS_INLINE bool isPendingImage() const { return m_isPendingImage; } | 72 ALWAYS_INLINE bool isPendingImage() const { return m_isPendingImage; } |
73 ALWAYS_INLINE bool isGeneratedImage() const { return m_isGeneratedImage; } | 73 ALWAYS_INLINE bool isGeneratedImage() const { return m_isGeneratedImage; } |
74 ALWAYS_INLINE bool isImageResourceSet() const { return m_isImageResourceSet;
} | 74 ALWAYS_INLINE bool isImageResourceSet() const { return m_isImageResourceSet;
} |
75 | 75 |
76 protected: | 76 protected: |
77 StyleImage() | 77 StyleImage() |
78 : m_isImageResource(false) | 78 : m_isImageResource(false) |
79 , m_isPendingImage(false) | 79 , m_isPendingImage(false) |
80 , m_isGeneratedImage(false) | 80 , m_isGeneratedImage(false) |
81 , m_isImageResourceSet(false) | 81 , m_isImageResourceSet(false) |
82 { | 82 { |
83 } | 83 } |
84 bool m_isImageResource:1; | 84 bool m_isImageResource:1; |
85 bool m_isPendingImage:1; | 85 bool m_isPendingImage:1; |
86 bool m_isGeneratedImage:1; | 86 bool m_isGeneratedImage:1; |
87 bool m_isImageResourceSet:1; | 87 bool m_isImageResourceSet:1; |
88 }; | 88 }; |
89 | 89 |
90 #define DEFINE_STYLE_IMAGE_TYPE_CASTS(thisType, function) \ | 90 #define DEFINE_STYLE_IMAGE_TYPE_CASTS(thisType, function) \ |
91 DEFINE_TYPE_CASTS(thisType, StyleImage, styleImage, styleImage->function, st
yleImage.function); \ | 91 DEFINE_TYPE_CASTS(thisType, StyleImage, styleImage, styleImage->function, st
yleImage.function); \ |
92 inline thisType* to##thisType(const RefPtr<StyleImage>& styleImage) { return
to##thisType(styleImage.get()); } \ | 92 inline thisType* to##thisType(const RefPtr<StyleImage>& styleImage) { return
to##thisType(styleImage.get()); } \ |
93 typedef int NeedsSemiColonAfterDefineStyleImageTypeCasts | 93 typedef int NeedsSemiColonAfterDefineStyleImageTypeCasts |
94 | 94 |
95 } | 95 } |
96 #endif | 96 #endif |
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