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| 1 /* | 1 /* |
| 2 * Copyright 2008 The Android Open Source Project | 2 * Copyright 2008 The Android Open Source Project |
| 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 SkPixelRef_DEFINED | 8 #ifndef SkPixelRef_DEFINED |
| 9 #define SkPixelRef_DEFINED | 9 #define SkPixelRef_DEFINED |
| 10 | 10 |
| 11 #include "SkAtomics.h" |
| 11 #include "SkBitmap.h" | 12 #include "SkBitmap.h" |
| 12 #include "SkDynamicAnnotations.h" | 13 #include "SkImageInfo.h" |
| 13 #include "SkMutex.h" | 14 #include "SkMutex.h" |
| 14 #include "SkRefCnt.h" | 15 #include "SkRefCnt.h" |
| 16 #include "SkSize.h" |
| 15 #include "SkString.h" | 17 #include "SkString.h" |
| 16 #include "SkImageInfo.h" | |
| 17 #include "SkSize.h" | |
| 18 #include "SkTDArray.h" | 18 #include "SkTDArray.h" |
| 19 | 19 |
| 20 //#define xed | 20 //#define xed |
| 21 | 21 |
| 22 #ifdef SK_DEBUG | 22 #ifdef SK_DEBUG |
| 23 /** | 23 /** |
| 24 * Defining SK_IGNORE_PIXELREF_SETPRELOCKED will force all pixelref | 24 * Defining SK_IGNORE_PIXELREF_SETPRELOCKED will force all pixelref |
| 25 * subclasses to correctly handle lock/unlock pixels. For performance | 25 * subclasses to correctly handle lock/unlock pixels. For performance |
| 26 * reasons, simple malloc-based subclasses call setPreLocked() to skip | 26 * reasons, simple malloc-based subclasses call setPreLocked() to skip |
| 27 * the overhead of implementing these calls. | 27 * the overhead of implementing these calls. |
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| 306 private: | 306 private: |
| 307 SkBaseMutex* fMutex; // must remain in scope for the life of this object | 307 SkBaseMutex* fMutex; // must remain in scope for the life of this object |
| 308 | 308 |
| 309 // mostly const. fInfo.fAlpahType can be changed at runtime. | 309 // mostly const. fInfo.fAlpahType can be changed at runtime. |
| 310 const SkImageInfo fInfo; | 310 const SkImageInfo fInfo; |
| 311 | 311 |
| 312 // LockRec is only valid if we're in a locked state (isLocked()) | 312 // LockRec is only valid if we're in a locked state (isLocked()) |
| 313 LockRec fRec; | 313 LockRec fRec; |
| 314 int fLockCount; | 314 int fLockCount; |
| 315 | 315 |
| 316 mutable SkTRacy<uint32_t> fGenerationID; | 316 mutable SkAtomic<uint32_t> fGenerationID; |
| 317 mutable SkTRacy<bool> fUniqueGenerationID; | 317 mutable SkAtomic<bool> fUniqueGenerationID; |
| 318 #ifdef SK_BUILD_FOR_ANDROID_FRAMEWORK | 318 #ifdef SK_BUILD_FOR_ANDROID_FRAMEWORK |
| 319 const uint32_t fStableID; | 319 const uint32_t fStableID; |
| 320 #endif | 320 #endif |
| 321 | 321 |
| 322 SkTDArray<GenIDChangeListener*> fGenIDChangeListeners; // pointers are owne
d | 322 SkTDArray<GenIDChangeListener*> fGenIDChangeListeners; // pointers are owne
d |
| 323 | 323 |
| 324 SkString fURI; | 324 SkString fURI; |
| 325 | 325 |
| 326 // can go from false to true, but never from true to false | 326 // can go from false to true, but never from true to false |
| 327 bool fIsImmutable; | 327 bool fIsImmutable; |
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| 346 /** | 346 /** |
| 347 * Allocate a new pixelref matching the specified ImageInfo, allocating | 347 * Allocate a new pixelref matching the specified ImageInfo, allocating |
| 348 * the memory for the pixels. If the ImageInfo requires a ColorTable, | 348 * the memory for the pixels. If the ImageInfo requires a ColorTable, |
| 349 * the pixelref will ref() the colortable. | 349 * the pixelref will ref() the colortable. |
| 350 * On failure return NULL. | 350 * On failure return NULL. |
| 351 */ | 351 */ |
| 352 virtual SkPixelRef* create(const SkImageInfo&, size_t rowBytes, SkColorTable
*) = 0; | 352 virtual SkPixelRef* create(const SkImageInfo&, size_t rowBytes, SkColorTable
*) = 0; |
| 353 }; | 353 }; |
| 354 | 354 |
| 355 #endif | 355 #endif |
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