| OLD | NEW |
| 1 | 1 |
| 2 /* | 2 /* |
| 3 * Copyright 2007 The Android Open Source Project | 3 * Copyright 2007 The Android Open Source Project |
| 4 * | 4 * |
| 5 * Use of this source code is governed by a BSD-style license that can be | 5 * Use of this source code is governed by a BSD-style license that can be |
| 6 * found in the LICENSE file. | 6 * found in the LICENSE file. |
| 7 */ | 7 */ |
| 8 | 8 |
| 9 | 9 |
| 10 #ifndef SkPicture_DEFINED | 10 #ifndef SkPicture_DEFINED |
| 11 #define SkPicture_DEFINED | 11 #define SkPicture_DEFINED |
| 12 | 12 |
| 13 #include "SkBitmap.h" | 13 #include "SkBitmap.h" |
| 14 #include "SkImageDecoder.h" | 14 #include "SkImageDecoder.h" |
| 15 #include "SkRefCnt.h" | 15 #include "SkRefCnt.h" |
| 16 | 16 |
| 17 class SkBBoxHierarchy; | 17 class SkBBoxHierarchy; |
| 18 class SkCanvas; | 18 class SkCanvas; |
| 19 class SkDrawPictureCallback; | 19 class SkDrawPictureCallback; |
| 20 class SkData; | 20 class SkData; |
| 21 class SkPicturePlayback; | 21 class SkPicturePlayback; |
| 22 class SkPictureRecord; | 22 class SkPictureRecord; |
| 23 class SkStream; | 23 class SkStream; |
| 24 class SkWStream; | 24 class SkWStream; |
| 25 | 25 |
| 26 struct SkPictInfo; | 26 struct SkPictInfo; |
| 27 struct SkPictureHeader; |
| 27 | 28 |
| 28 /** \class SkPicture | 29 /** \class SkPicture |
| 29 | 30 |
| 30 The SkPicture class records the drawing commands made to a canvas, to | 31 The SkPicture class records the drawing commands made to a canvas, to |
| 31 be played back at a later time. | 32 be played back at a later time. |
| 32 */ | 33 */ |
| 33 class SK_API SkPicture : public SkRefCnt { | 34 class SK_API SkPicture : public SkRefCnt { |
| 34 public: | 35 public: |
| 35 SK_DECLARE_INST_COUNT(SkPicture) | 36 SK_DECLARE_INST_COUNT(SkPicture) |
| 36 | 37 |
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| 267 int fWidth, fHeight; | 268 int fWidth, fHeight; |
| 268 | 269 |
| 269 // Create a new SkPicture from an existing SkPicturePlayback. Ref count of | 270 // Create a new SkPicture from an existing SkPicturePlayback. Ref count of |
| 270 // playback is unchanged. | 271 // playback is unchanged. |
| 271 SkPicture(SkPicturePlayback*, int width, int height); | 272 SkPicture(SkPicturePlayback*, int width, int height); |
| 272 | 273 |
| 273 // For testing. Derived classes may instantiate an alternate | 274 // For testing. Derived classes may instantiate an alternate |
| 274 // SkBBoxHierarchy implementation | 275 // SkBBoxHierarchy implementation |
| 275 virtual SkBBoxHierarchy* createBBoxHierarchy() const; | 276 virtual SkBBoxHierarchy* createBBoxHierarchy() const; |
| 276 private: | 277 private: |
| 277 void createHeader(void* header) const; | 278 void createHeader(SkPictureHeader* header) const; |
| 278 | 279 |
| 279 friend class SkFlatPicture; | 280 friend class SkFlatPicture; |
| 280 friend class SkPicturePlayback; | 281 friend class SkPicturePlayback; |
| 281 | 282 |
| 282 typedef SkRefCnt INHERITED; | 283 typedef SkRefCnt INHERITED; |
| 283 }; | 284 }; |
| 284 | 285 |
| 285 /** | 286 /** |
| 286 * Subclasses of this can be passed to canvas.drawPicture. During the drawing | 287 * Subclasses of this can be passed to canvas.drawPicture. During the drawing |
| 287 * of the picture, this callback will periodically be invoked. If its | 288 * of the picture, this callback will periodically be invoked. If its |
| 288 * abortDrawing() returns true, then picture playback will be interrupted. | 289 * abortDrawing() returns true, then picture playback will be interrupted. |
| 289 * | 290 * |
| 290 * The resulting drawing is undefined, as there is no guarantee how often the | 291 * The resulting drawing is undefined, as there is no guarantee how often the |
| 291 * callback will be invoked. If the abort happens inside some level of nested | 292 * callback will be invoked. If the abort happens inside some level of nested |
| 292 * calls to save(), restore will automatically be called to return the state | 293 * calls to save(), restore will automatically be called to return the state |
| 293 * to the same level it was before the drawPicture call was made. | 294 * to the same level it was before the drawPicture call was made. |
| 294 */ | 295 */ |
| 295 class SK_API SkDrawPictureCallback { | 296 class SK_API SkDrawPictureCallback { |
| 296 public: | 297 public: |
| 297 SkDrawPictureCallback() {} | 298 SkDrawPictureCallback() {} |
| 298 virtual ~SkDrawPictureCallback() {} | 299 virtual ~SkDrawPictureCallback() {} |
| 299 | 300 |
| 300 virtual bool abortDrawing() = 0; | 301 virtual bool abortDrawing() = 0; |
| 301 }; | 302 }; |
| 302 | 303 |
| 303 #endif | 304 #endif |
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