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1 | 1 |
2 /* | 2 /* |
3 * Copyright 2011 Google Inc. | 3 * Copyright 2011 Google Inc. |
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 #ifndef SkPictureRecord_DEFINED | 8 #ifndef SkPictureRecord_DEFINED |
9 #define SkPictureRecord_DEFINED | 9 #define SkPictureRecord_DEFINED |
10 | 10 |
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101 | 101 |
102 const SkWriter32& writeStream() const { | 102 const SkWriter32& writeStream() const { |
103 return fWriter; | 103 return fWriter; |
104 } | 104 } |
105 | 105 |
106 void beginRecording(); | 106 void beginRecording(); |
107 void endRecording(); | 107 void endRecording(); |
108 | 108 |
109 private: | 109 private: |
110 void handleOptimization(int opt); | 110 void handleOptimization(int opt); |
111 void recordRestoreOffsetPlaceholder(SkRegion::Op); | 111 int recordRestoreOffsetPlaceholder(SkRegion::Op); |
112 void fillRestoreOffsetPlaceholdersForCurrentStackLevel( | 112 void fillRestoreOffsetPlaceholdersForCurrentStackLevel(uint32_t restoreOffse
t); |
113 uint32_t restoreOffset); | |
114 | 113 |
115 SkTDArray<int32_t> fRestoreOffsetStack; | 114 SkTDArray<int32_t> fRestoreOffsetStack; |
116 int fFirstSavedLayerIndex; | 115 int fFirstSavedLayerIndex; |
117 enum { | 116 enum { |
118 kNoSavedLayerIndex = -1 | 117 kNoSavedLayerIndex = -1 |
119 }; | 118 }; |
120 | 119 |
121 /* | 120 /* |
122 * Write the 'drawType' operation and chunk size to the skp. 'size' | 121 * Write the 'drawType' operation and chunk size to the skp. 'size' |
123 * can potentially be increased if the chunk size needs its own storage | 122 * can potentially be increased if the chunk size needs its own storage |
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230 // Will return a cached version when possible. | 229 // Will return a cached version when possible. |
231 const SkFlatData* getFlatPaintData(const SkPaint& paint); | 230 const SkFlatData* getFlatPaintData(const SkPaint& paint); |
232 /** | 231 /** |
233 * SkBBoxRecord::drawPosTextH gets a flat paint and uses it, | 232 * SkBBoxRecord::drawPosTextH gets a flat paint and uses it, |
234 * then it calls this, using the extra parameter, to avoid duplication. | 233 * then it calls this, using the extra parameter, to avoid duplication. |
235 */ | 234 */ |
236 void drawPosTextHImpl(const void* text, size_t byteLength, | 235 void drawPosTextHImpl(const void* text, size_t byteLength, |
237 const SkScalar xpos[], SkScalar constY, | 236 const SkScalar xpos[], SkScalar constY, |
238 const SkPaint& paint, const SkFlatData* flatPaintData)
; | 237 const SkPaint& paint, const SkFlatData* flatPaintData)
; |
239 | 238 |
| 239 int addPathToHeap(const SkPath& path); // does not write to ops stream |
| 240 |
| 241 // These entry points allow the writing of matrices, clips, saves & |
| 242 // restores to be deferred (e.g., if the MC state is being collapsed and |
| 243 // only written out as needed). |
| 244 void recordConcat(const SkMatrix& matrix); |
| 245 int recordClipRect(const SkRect& rect, SkRegion::Op op, bool doAA); |
| 246 int recordClipRRect(const SkRRect& rrect, SkRegion::Op op, bool doAA); |
| 247 int recordClipPath(int pathID, SkRegion::Op op, bool doAA); |
| 248 int recordClipRegion(const SkRegion& region, SkRegion::Op op); |
| 249 void recordSave(SaveFlags flags); |
| 250 void recordSaveLayer(const SkRect* bounds, const SkPaint* paint, SaveFlags f
lags); |
| 251 void recordRestore(); |
| 252 |
240 // These are set to NULL in our constructor, but may be changed by | 253 // These are set to NULL in our constructor, but may be changed by |
241 // subclasses, in which case they will be SkSafeUnref'd in our destructor. | 254 // subclasses, in which case they will be SkSafeUnref'd in our destructor. |
242 SkBBoxHierarchy* fBoundingHierarchy; | 255 SkBBoxHierarchy* fBoundingHierarchy; |
243 SkPictureStateTree* fStateTree; | 256 SkPictureStateTree* fStateTree; |
244 | 257 |
245 // Allocated in the constructor and managed by this class. | 258 // Allocated in the constructor and managed by this class. |
246 SkBitmapHeap* fBitmapHeap; | 259 SkBitmapHeap* fBitmapHeap; |
247 | 260 |
248 private: | 261 private: |
249 SkChunkFlatController fFlattenableHeap; | 262 SkChunkFlatController fFlattenableHeap; |
250 | 263 |
251 SkPaintDictionary fPaints; | 264 SkPaintDictionary fPaints; |
252 | 265 |
253 SkPathHeap* fPathHeap; // reference counted | 266 SkPathHeap* fPathHeap; // reference counted |
254 SkWriter32 fWriter; | 267 SkWriter32 fWriter; |
255 | 268 |
256 // we ref each item in these arrays | 269 // we ref each item in these arrays |
257 SkTDArray<SkPicture*> fPictureRefs; | 270 SkTDArray<SkPicture*> fPictureRefs; |
258 | 271 |
259 uint32_t fRecordFlags; | 272 uint32_t fRecordFlags; |
260 int fInitialSaveCount; | 273 int fInitialSaveCount; |
261 | 274 |
262 friend class SkPicturePlayback; | 275 friend class SkPicturePlayback; |
263 friend class SkPictureTester; // for unit testing | 276 friend class SkPictureTester; // for unit testing |
264 | 277 |
265 typedef SkCanvas INHERITED; | 278 typedef SkCanvas INHERITED; |
266 }; | 279 }; |
267 | 280 |
268 #endif | 281 #endif |
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