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1 /* | 1 /* |
2 * Copyright (C) 2008 Alex Mathews <possessedpenguinbob@gmail.com> | 2 * Copyright (C) 2008 Alex Mathews <possessedpenguinbob@gmail.com> |
3 * Copyright (C) 2009 Dirk Schulze <krit@webkit.org> | 3 * Copyright (C) 2009 Dirk Schulze <krit@webkit.org> |
4 * Copyright (C) Research In Motion Limited 2010. All rights reserved. | 4 * Copyright (C) Research In Motion Limited 2010. All rights reserved. |
5 * Copyright (C) 2013 Google Inc. All rights reserved. | 5 * Copyright (C) 2013 Google 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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60 MapRectForward = 1, | 60 MapRectForward = 1, |
61 ClipToFilterRegion = 1 << 1 | 61 ClipToFilterRegion = 1 << 1 |
62 }; | 62 }; |
63 | 63 |
64 typedef int DetermineSubregionFlags; | 64 typedef int DetermineSubregionFlags; |
65 | 65 |
66 class PLATFORM_EXPORT FilterEffect : public RefCounted<FilterEffect> { | 66 class PLATFORM_EXPORT FilterEffect : public RefCounted<FilterEffect> { |
67 public: | 67 public: |
68 virtual ~FilterEffect(); | 68 virtual ~FilterEffect(); |
69 | 69 |
70 static bool isFilterSizeValid(const IntRect&); | |
71 static bool isFilterSizeValid(const FloatRect&); | 70 static bool isFilterSizeValid(const FloatRect&); |
72 static float maxFilterArea(); | 71 static float maxFilterArea(); |
73 | 72 |
74 void clearResult(); | 73 void clearResult(); |
75 void clearResultsRecursive(); | 74 void clearResultsRecursive(); |
76 | 75 |
77 ImageBuffer* asImageBuffer(); | 76 ImageBuffer* asImageBuffer(); |
78 PassRefPtr<Uint8ClampedArray> asUnmultipliedImage(const IntRect&); | 77 PassRefPtr<Uint8ClampedArray> asUnmultipliedImage(const IntRect&); |
79 PassRefPtr<Uint8ClampedArray> asPremultipliedImage(const IntRect&); | 78 PassRefPtr<Uint8ClampedArray> asPremultipliedImage(const IntRect&); |
80 void copyUnmultipliedImage(Uint8ClampedArray* destination, const IntRect&); | 79 void copyUnmultipliedImage(Uint8ClampedArray* destination, const IntRect&); |
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236 // Should the effect clip to its primitive region, or expand to use the comb
ined region of its inputs. | 235 // Should the effect clip to its primitive region, or expand to use the comb
ined region of its inputs. |
237 bool m_clipsToBounds; | 236 bool m_clipsToBounds; |
238 | 237 |
239 ColorSpace m_operatingColorSpace; | 238 ColorSpace m_operatingColorSpace; |
240 ColorSpace m_resultColorSpace; | 239 ColorSpace m_resultColorSpace; |
241 }; | 240 }; |
242 | 241 |
243 } // namespace WebCore | 242 } // namespace WebCore |
244 | 243 |
245 #endif // FilterEffect_h | 244 #endif // FilterEffect_h |
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