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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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185 * rect is set at construction time, and determines which pixels from the | 185 * rect is set at construction time, and determines which pixels from the |
186 * input image will be processed. The size of the crop rect should be | 186 * input image will be processed. The size of the crop rect should be |
187 * used as the size of the destination image. The origin of this rect | 187 * used as the size of the destination image. The origin of this rect |
188 * should be used to offset access to the input images, and should also | 188 * should be used to offset access to the input images, and should also |
189 * be added to the "offset" parameter in onFilterImage and | 189 * be added to the "offset" parameter in onFilterImage and |
190 * filterImageGPU(). (The latter ensures that the resulting buffer is | 190 * filterImageGPU(). (The latter ensures that the resulting buffer is |
191 * drawn in the correct location.) | 191 * drawn in the correct location.) |
192 */ | 192 */ |
193 bool cropRectIsSet() const { return fCropRect.flags() != 0x0; } | 193 bool cropRectIsSet() const { return fCropRect.flags() != 0x0; } |
194 | 194 |
| 195 CropRect getCropRect() const { return fCropRect; } |
| 196 |
195 // Default impl returns union of all input bounds. | 197 // Default impl returns union of all input bounds. |
196 virtual void computeFastBounds(const SkRect&, SkRect*) const; | 198 virtual void computeFastBounds(const SkRect&, SkRect*) const; |
197 | 199 |
198 /** | 200 /** |
199 * Create an SkMatrixImageFilter, which transforms its input by the given ma
trix. | 201 * Create an SkMatrixImageFilter, which transforms its input by the given ma
trix. |
200 */ | 202 */ |
201 static SkImageFilter* CreateMatrixFilter(const SkMatrix& matrix, | 203 static SkImageFilter* CreateMatrixFilter(const SkMatrix& matrix, |
202 SkFilterQuality, | 204 SkFilterQuality, |
203 SkImageFilter* input = NULL); | 205 SkImageFilter* input = NULL); |
204 | 206 |
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362 */ | 364 */ |
363 #define SK_IMAGEFILTER_UNFLATTEN_COMMON(localVar, expectedCount) \ | 365 #define SK_IMAGEFILTER_UNFLATTEN_COMMON(localVar, expectedCount) \ |
364 Common localVar; \ | 366 Common localVar; \ |
365 do { \ | 367 do { \ |
366 if (!localVar.unflatten(buffer, expectedCount)) { \ | 368 if (!localVar.unflatten(buffer, expectedCount)) { \ |
367 return NULL; \ | 369 return NULL; \ |
368 } \ | 370 } \ |
369 } while (0) | 371 } while (0) |
370 | 372 |
371 #endif | 373 #endif |
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