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1 /* | 1 /* |
2 * Copyright 2011 Google Inc. | 2 * Copyright 2011 Google Inc. |
3 * | 3 * |
4 * Use of this source code is governed by a BSD-style license that can be | 4 * Use of this source code is governed by a BSD-style license that can be |
5 * found in the LICENSE file. | 5 * found in the LICENSE file. |
6 */ | 6 */ |
7 | 7 |
8 #ifndef SkImageFilter_DEFINED | 8 #ifndef SkImageFilter_DEFINED |
9 #define SkImageFilter_DEFINED | 9 #define SkImageFilter_DEFINED |
10 | 10 |
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133 * Returns the crop rectangle of this filter. This is set at construction | 133 * Returns the crop rectangle of this filter. This is set at construction |
134 * time, and determines which pixels from the input image will | 134 * time, and determines which pixels from the input image will |
135 * be processed. The size of this rectangle should be used as the size | 135 * be processed. The size of this rectangle should be used as the size |
136 * of the destination image. The origin of this rect should be used to | 136 * of the destination image. The origin of this rect should be used to |
137 * offset access to the input images, and should also be added to the | 137 * offset access to the input images, and should also be added to the |
138 * "offset" parameter in onFilterImage and filterImageGPU(). (The latter | 138 * "offset" parameter in onFilterImage and filterImageGPU(). (The latter |
139 * ensures that the resulting buffer is drawn in the correct location.) | 139 * ensures that the resulting buffer is drawn in the correct location.) |
140 */ | 140 */ |
141 const SkIRect& cropRect() const { return fCropRect; } | 141 const SkIRect& cropRect() const { return fCropRect; } |
142 | 142 |
| 143 SK_DEFINE_FLATTENABLE_TYPE(SkImageFilter) |
| 144 |
143 protected: | 145 protected: |
144 SkImageFilter(int inputCount, SkImageFilter** inputs, const SkIRect* cropRec
t = NULL); | 146 SkImageFilter(int inputCount, SkImageFilter** inputs, const SkIRect* cropRec
t = NULL); |
145 | 147 |
146 // Convenience constructor for 1-input filters. | 148 // Convenience constructor for 1-input filters. |
147 explicit SkImageFilter(SkImageFilter* input, const SkIRect* cropRect = NULL)
; | 149 explicit SkImageFilter(SkImageFilter* input, const SkIRect* cropRect = NULL)
; |
148 | 150 |
149 // Convenience constructor for 2-input filters. | 151 // Convenience constructor for 2-input filters. |
150 SkImageFilter(SkImageFilter* input1, SkImageFilter* input2, const SkIRect* c
ropRect = NULL); | 152 SkImageFilter(SkImageFilter* input1, SkImageFilter* input2, const SkIRect* c
ropRect = NULL); |
151 | 153 |
152 virtual ~SkImageFilter(); | 154 virtual ~SkImageFilter(); |
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167 bool applyCropRect(SkIRect* rect, const SkMatrix& matrix) const; | 169 bool applyCropRect(SkIRect* rect, const SkMatrix& matrix) const; |
168 | 170 |
169 private: | 171 private: |
170 typedef SkFlattenable INHERITED; | 172 typedef SkFlattenable INHERITED; |
171 int fInputCount; | 173 int fInputCount; |
172 SkImageFilter** fInputs; | 174 SkImageFilter** fInputs; |
173 SkIRect fCropRect; | 175 SkIRect fCropRect; |
174 }; | 176 }; |
175 | 177 |
176 #endif | 178 #endif |
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