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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. |
11 * | 11 * |
12 * This library is distributed in the hope that it will be useful, | 12 * This library is distributed in the hope that it will be useful, |
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of | 13 * but WITHOUT ANY WARRANTY; without even the implied warranty of |
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | 14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
15 * Library General Public License for more details. | 15 * Library General Public License for more details. |
16 * | 16 * |
17 * You should have received a copy of the GNU Library General Public License | 17 * You should have received a copy of the GNU Library General Public License |
18 * along with this library; see the file COPYING.LIB. If not, write to | 18 * along with this library; see the file COPYING.LIB. If not, write to |
19 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, | 19 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, |
20 * Boston, MA 02110-1301, USA. | 20 * Boston, MA 02110-1301, USA. |
21 */ | 21 */ |
22 | 22 |
23 #ifndef FilterEffect_h | 23 #ifndef FilterEffect_h |
24 #define FilterEffect_h | 24 #define FilterEffect_h |
25 | 25 |
| 26 #include "platform/PlatformExport.h" |
26 #include "platform/geometry/FloatRect.h" | 27 #include "platform/geometry/FloatRect.h" |
27 #include "platform/geometry/IntRect.h" | 28 #include "platform/geometry/IntRect.h" |
28 #include "platform/graphics/ColorSpace.h" | 29 #include "platform/graphics/ColorSpace.h" |
29 | 30 |
30 #include "third_party/skia/include/core/SkImageFilter.h" | 31 #include "third_party/skia/include/core/SkImageFilter.h" |
31 | 32 |
32 #include "wtf/PassOwnPtr.h" | 33 #include "wtf/PassOwnPtr.h" |
33 #include "wtf/RefCounted.h" | 34 #include "wtf/RefCounted.h" |
34 #include "wtf/RefPtr.h" | 35 #include "wtf/RefPtr.h" |
35 #include "wtf/Uint8ClampedArray.h" | 36 #include "wtf/Uint8ClampedArray.h" |
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56 }; | 57 }; |
57 | 58 |
58 enum DetermineSubregionFlag { | 59 enum DetermineSubregionFlag { |
59 DetermineSubregionNone = 0, | 60 DetermineSubregionNone = 0, |
60 MapRectForward = 1, | 61 MapRectForward = 1, |
61 ClipToFilterRegion = 1 << 1 | 62 ClipToFilterRegion = 1 << 1 |
62 }; | 63 }; |
63 | 64 |
64 typedef int DetermineSubregionFlags; | 65 typedef int DetermineSubregionFlags; |
65 | 66 |
66 class FilterEffect : public RefCounted<FilterEffect> { | 67 class PLATFORM_EXPORT FilterEffect : public RefCounted<FilterEffect> { |
67 public: | 68 public: |
68 virtual ~FilterEffect(); | 69 virtual ~FilterEffect(); |
69 | 70 |
70 void clearResult(); | 71 void clearResult(); |
71 void clearResultsRecursive(); | 72 void clearResultsRecursive(); |
72 | 73 |
73 ImageBuffer* asImageBuffer(); | 74 ImageBuffer* asImageBuffer(); |
74 PassRefPtr<Uint8ClampedArray> asUnmultipliedImage(const IntRect&); | 75 PassRefPtr<Uint8ClampedArray> asUnmultipliedImage(const IntRect&); |
75 PassRefPtr<Uint8ClampedArray> asPremultipliedImage(const IntRect&); | 76 PassRefPtr<Uint8ClampedArray> asPremultipliedImage(const IntRect&); |
76 void copyUnmultipliedImage(Uint8ClampedArray* destination, const IntRect&); | 77 void copyUnmultipliedImage(Uint8ClampedArray* destination, const IntRect&); |
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218 // Should the effect clip to its primitive region, or expand to use the comb
ined region of its inputs. | 219 // Should the effect clip to its primitive region, or expand to use the comb
ined region of its inputs. |
219 bool m_clipsToBounds; | 220 bool m_clipsToBounds; |
220 | 221 |
221 ColorSpace m_operatingColorSpace; | 222 ColorSpace m_operatingColorSpace; |
222 ColorSpace m_resultColorSpace; | 223 ColorSpace m_resultColorSpace; |
223 }; | 224 }; |
224 | 225 |
225 } // namespace WebCore | 226 } // namespace WebCore |
226 | 227 |
227 #endif // FilterEffect_h | 228 #endif // FilterEffect_h |
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