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| 1 | 1 | 
| 2 /* | 2 /* | 
| 3  * Copyright 2008 The Android Open Source Project | 3  * Copyright 2008 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 SkPixelRef_DEFINED | 10 #ifndef SkPixelRef_DEFINED | 
| 11 #define SkPixelRef_DEFINED | 11 #define SkPixelRef_DEFINED | 
| 12 | 12 | 
| 13 #include "SkBitmap.h" | 13 #include "SkBitmap.h" | 
| 14 #include "SkRefCnt.h" | 14 #include "SkRefCnt.h" | 
| 15 #include "SkString.h" | 15 #include "SkString.h" | 
| 16 #include "SkFlattenable.h" | 16 #include "SkFlattenable.h" | 
| 17 #include "SkTDArray.h" | 17 #include "SkTDArray.h" | 
| 18 | 18 | 
| 19 #define SK_SUPPORT_LEGACY_PIXELREF_CONSTRUCTOR | 19 //#define SK_SUPPORT_LEGACY_PIXELREF_CONSTRUCTOR | 
| 20 | 20 | 
| 21 #ifdef SK_DEBUG | 21 #ifdef SK_DEBUG | 
| 22     /** | 22     /** | 
| 23      *  Defining SK_IGNORE_PIXELREF_SETPRELOCKED will force all pixelref | 23      *  Defining SK_IGNORE_PIXELREF_SETPRELOCKED will force all pixelref | 
| 24      *  subclasses to correctly handle lock/unlock pixels. For performance | 24      *  subclasses to correctly handle lock/unlock pixels. For performance | 
| 25      *  reasons, simple malloc-based subclasses call setPreLocked() to skip | 25      *  reasons, simple malloc-based subclasses call setPreLocked() to skip | 
| 26      *  the overhead of implementing these calls. | 26      *  the overhead of implementing these calls. | 
| 27      * | 27      * | 
| 28      *  This build-flag disables that optimization, to add in debugging our | 28      *  This build-flag disables that optimization, to add in debugging our | 
| 29      *  call-sites, to ensure that they correctly balance their calls of | 29      *  call-sites, to ensure that they correctly balance their calls of | 
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| 327 | 327 | 
| 328     // When copying a bitmap to another with the same shape and config, we can s
     afely | 328     // When copying a bitmap to another with the same shape and config, we can s
     afely | 
| 329     // clone the pixelref generation ID too, which makes them equivalent under c
     aching. | 329     // clone the pixelref generation ID too, which makes them equivalent under c
     aching. | 
| 330     friend class SkBitmap;  // only for cloneGenID | 330     friend class SkBitmap;  // only for cloneGenID | 
| 331     void cloneGenID(const SkPixelRef&); | 331     void cloneGenID(const SkPixelRef&); | 
| 332 | 332 | 
| 333     typedef SkFlattenable INHERITED; | 333     typedef SkFlattenable INHERITED; | 
| 334 }; | 334 }; | 
| 335 | 335 | 
| 336 #endif | 336 #endif | 
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