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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 |
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34 | 34 |
35 namespace blink { | 35 namespace blink { |
36 | 36 |
37 class PLATFORM_EXPORT CrossfadeGeneratedImage : public GeneratedImage { | 37 class PLATFORM_EXPORT CrossfadeGeneratedImage : public GeneratedImage { |
38 public: | 38 public: |
39 static PassRefPtr<CrossfadeGeneratedImage> create(Image* fromImage, Image* t
oImage, float percentage, IntSize crossfadeSize, const IntSize& size) | 39 static PassRefPtr<CrossfadeGeneratedImage> create(Image* fromImage, Image* t
oImage, float percentage, IntSize crossfadeSize, const IntSize& size) |
40 { | 40 { |
41 return adoptRef(new CrossfadeGeneratedImage(fromImage, toImage, percenta
ge, crossfadeSize, size)); | 41 return adoptRef(new CrossfadeGeneratedImage(fromImage, toImage, percenta
ge, crossfadeSize, size)); |
42 } | 42 } |
43 | 43 |
44 void setContainerSize(const IntSize&) override { } | |
45 bool usesContainerSize() const override { return false; } | 44 bool usesContainerSize() const override { return false; } |
46 bool hasRelativeWidth() const override { return false; } | 45 bool hasRelativeWidth() const override { return false; } |
47 bool hasRelativeHeight() const override { return false; } | 46 bool hasRelativeHeight() const override { return false; } |
48 | 47 |
49 IntSize size() const override { return m_crossfadeSize; } | 48 IntSize size() const override { return m_crossfadeSize; } |
50 | 49 |
51 protected: | 50 protected: |
52 void draw(SkCanvas*, const SkPaint&, const FloatRect&, const FloatRect&, Res
pectImageOrientationEnum, ImageClampingMode) override; | 51 void draw(SkCanvas*, const SkPaint&, const FloatRect&, const FloatRect&, Res
pectImageOrientationEnum, ImageClampingMode) override; |
53 void drawTile(GraphicsContext*, const FloatRect&) final; | 52 void drawTile(GraphicsContext*, const FloatRect&) final; |
54 | 53 |
55 CrossfadeGeneratedImage(Image* fromImage, Image* toImage, float percentage,
IntSize crossfadeSize, const IntSize&); | 54 CrossfadeGeneratedImage(Image* fromImage, Image* toImage, float percentage,
IntSize crossfadeSize, const IntSize&); |
56 | 55 |
57 private: | 56 private: |
58 void drawCrossfade(SkCanvas*, const SkPaint&, ImageClampingMode); | 57 void drawCrossfade(SkCanvas*, const SkPaint&, ImageClampingMode); |
59 | 58 |
60 Image* m_fromImage; | 59 Image* m_fromImage; |
61 Image* m_toImage; | 60 Image* m_toImage; |
62 | 61 |
63 float m_percentage; | 62 float m_percentage; |
64 IntSize m_crossfadeSize; | 63 IntSize m_crossfadeSize; |
65 }; | 64 }; |
66 | 65 |
67 } // namespace blink | 66 } // namespace blink |
68 | 67 |
69 #endif | 68 #endif |
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