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1 /* | 1 /* |
2 * Copyright 2013 Google Inc. | 2 * Copyright 2013 Google Inc. |
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 SkDiscardablePixelRef_DEFINED | 8 #ifndef SkDiscardablePixelRef_DEFINED |
9 #define SkDiscardablePixelRef_DEFINED | 9 #define SkDiscardablePixelRef_DEFINED |
10 | 10 |
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29 ~SkDiscardablePixelRef(); | 29 ~SkDiscardablePixelRef(); |
30 | 30 |
31 bool onNewLockPixels(LockRec*) override; | 31 bool onNewLockPixels(LockRec*) override; |
32 void onUnlockPixels() override; | 32 void onUnlockPixels() override; |
33 bool onLockPixelsAreWritable() const override { return false; } | 33 bool onLockPixelsAreWritable() const override { return false; } |
34 | 34 |
35 SkData* onRefEncodedData() override { | 35 SkData* onRefEncodedData() override { |
36 return fGenerator->refEncodedData(); | 36 return fGenerator->refEncodedData(); |
37 } | 37 } |
38 | 38 |
| 39 bool onIsLazyGenerated() const override { return true; } |
| 40 |
39 private: | 41 private: |
40 SkImageGenerator* const fGenerator; | 42 SkImageGenerator* const fGenerator; |
41 SkDiscardableMemory::Factory* const fDMFactory; | 43 SkDiscardableMemory::Factory* const fDMFactory; |
42 const size_t fRowBytes; | 44 const size_t fRowBytes; |
43 // These const members should not change over the life of the | 45 // These const members should not change over the life of the |
44 // PixelRef, since the SkBitmap doesn't expect them to change. | 46 // PixelRef, since the SkBitmap doesn't expect them to change. |
45 | 47 |
46 SkDiscardableMemory* fDiscardableMemory; | 48 SkDiscardableMemory* fDiscardableMemory; |
47 bool fDiscardableMemoryIsLocked; | 49 bool fDiscardableMemoryIsLocked; |
48 SkAutoTUnref<SkColorTable> fCTable; | 50 SkAutoTUnref<SkColorTable> fCTable; |
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64 return fGenerator->getYUV8Planes(sizes, planes, rowBytes, colorSpace); | 66 return fGenerator->getYUV8Planes(sizes, planes, rowBytes, colorSpace); |
65 } | 67 } |
66 | 68 |
67 friend bool SkInstallDiscardablePixelRef(SkImageGenerator*, const SkIRect*,
SkBitmap*, | 69 friend bool SkInstallDiscardablePixelRef(SkImageGenerator*, const SkIRect*,
SkBitmap*, |
68 SkDiscardableMemory::Factory*); | 70 SkDiscardableMemory::Factory*); |
69 | 71 |
70 typedef SkPixelRef INHERITED; | 72 typedef SkPixelRef INHERITED; |
71 }; | 73 }; |
72 | 74 |
73 #endif // SkDiscardablePixelRef_DEFINED | 75 #endif // SkDiscardablePixelRef_DEFINED |
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