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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 "SkDrawPictureCallback.h" |
14 #include "SkImageDecoder.h" | 15 #include "SkImageDecoder.h" |
15 #include "SkRefCnt.h" | 16 #include "SkRefCnt.h" |
16 | 17 |
17 #if SK_SUPPORT_GPU | 18 #if SK_SUPPORT_GPU |
18 class GrContext; | 19 class GrContext; |
19 #endif | 20 #endif |
20 | 21 |
21 class SkBBHFactory; | 22 class SkBBHFactory; |
22 class SkBBoxHierarchy; | 23 class SkBBoxHierarchy; |
23 class SkCanvas; | 24 class SkCanvas; |
24 class SkDrawPictureCallback; | |
25 class SkData; | 25 class SkData; |
26 class SkPicturePlayback; | 26 class SkPicturePlayback; |
27 class SkPictureRecord; | 27 class SkPictureRecord; |
28 class SkStream; | 28 class SkStream; |
29 class SkWStream; | 29 class SkWStream; |
30 | 30 |
31 struct SkPictInfo; | 31 struct SkPictInfo; |
32 | 32 |
33 class SkRecord; | 33 class SkRecord; |
34 | 34 |
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307 friend class GrGatherCanvas; | 307 friend class GrGatherCanvas; |
308 friend class GrGatherDevice; | 308 friend class GrGatherDevice; |
309 friend class SkDebugCanvas; | 309 friend class SkDebugCanvas; |
310 | 310 |
311 typedef SkRefCnt INHERITED; | 311 typedef SkRefCnt INHERITED; |
312 | 312 |
313 SkPicture(int width, int height, SkRecord*); // Takes ownership. | 313 SkPicture(int width, int height, SkRecord*); // Takes ownership. |
314 SkAutoTDelete<SkRecord> fRecord; | 314 SkAutoTDelete<SkRecord> fRecord; |
315 }; | 315 }; |
316 | 316 |
317 /** | |
318 * Subclasses of this can be passed to canvas.drawPicture. During the drawing | |
319 * of the picture, this callback will periodically be invoked. If its | |
320 * abortDrawing() returns true, then picture playback will be interrupted. | |
321 * | |
322 * The resulting drawing is undefined, as there is no guarantee how often the | |
323 * callback will be invoked. If the abort happens inside some level of nested | |
324 * calls to save(), restore will automatically be called to return the state | |
325 * to the same level it was before the drawPicture call was made. | |
326 */ | |
327 class SK_API SkDrawPictureCallback { | |
328 public: | |
329 SkDrawPictureCallback() {} | |
330 virtual ~SkDrawPictureCallback() {} | |
331 | |
332 virtual bool abortDrawing() = 0; | |
333 }; | |
334 | |
335 #endif | 317 #endif |
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