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1 /* | 1 /* |
2 * Copyright (C) 2008 Apple Computer, Inc. All rights reserved. | 2 * Copyright (C) 2008 Apple Computer, 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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35 class PLATFORM_EXPORT GeneratedImage : public Image { | 35 class PLATFORM_EXPORT GeneratedImage : public Image { |
36 public: | 36 public: |
37 bool currentFrameHasSingleSecurityOrigin() const override { return true; } | 37 bool currentFrameHasSingleSecurityOrigin() const override { return true; } |
38 | 38 |
39 bool usesContainerSize() const override { return true; } | 39 bool usesContainerSize() const override { return true; } |
40 bool hasRelativeSize() const override { return true; } | 40 bool hasRelativeSize() const override { return true; } |
41 | 41 |
42 IntSize size() const override { return m_size; } | 42 IntSize size() const override { return m_size; } |
43 | 43 |
44 // Assume that generated content has no decoded data we need to worry about | 44 // Assume that generated content has no decoded data we need to worry about |
45 void destroyDecodedData(bool) override { } | 45 void destroyDecodedData() override { } |
46 | 46 |
47 PassRefPtr<SkImage> imageForCurrentFrame() override; | 47 PassRefPtr<SkImage> imageForCurrentFrame() override; |
48 | 48 |
49 protected: | 49 protected: |
50 void drawPattern(GraphicsContext&, const FloatRect&, | 50 void drawPattern(GraphicsContext&, const FloatRect&, |
51 const FloatSize&, const FloatPoint&, SkXfermode::Mode, | 51 const FloatSize&, const FloatPoint&, SkXfermode::Mode, |
52 const FloatRect&, const FloatSize& repeatSpacing) final; | 52 const FloatRect&, const FloatSize& repeatSpacing) final; |
53 | 53 |
54 // FIXME: Implement this to be less conservative. | 54 // FIXME: Implement this to be less conservative. |
55 bool currentFrameKnownToBeOpaque(MetadataMode = UseCurrentMetadata) override
{ return false; } | 55 bool currentFrameKnownToBeOpaque(MetadataMode = UseCurrentMetadata) override
{ return false; } |
56 | 56 |
57 GeneratedImage(const IntSize& size) : m_size(size) { } | 57 GeneratedImage(const IntSize& size) : m_size(size) { } |
58 | 58 |
59 virtual void drawTile(GraphicsContext&, const FloatRect&) = 0; | 59 virtual void drawTile(GraphicsContext&, const FloatRect&) = 0; |
60 | 60 |
61 IntSize m_size; | 61 IntSize m_size; |
62 }; | 62 }; |
63 | 63 |
64 } // namespace blink | 64 } // namespace blink |
65 | 65 |
66 #endif | 66 #endif |
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