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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 #include "SkCachingPixelRef.h" | 8 #include "SkCachingPixelRef.h" |
9 #include "SkBitmapCache.h" | 9 #include "SkBitmapCache.h" |
10 #include "SkRect.h" | 10 #include "SkRect.h" |
11 | 11 |
12 bool SkCachingPixelRef::Install(SkImageGenerator* generator, | 12 bool SkCachingPixelRef::Install(SkImageGenerator* generator, |
13 SkBitmap* dst) { | 13 SkBitmap* dst) { |
14 SkASSERT(dst != NULL); | 14 SkASSERT(dst != NULL); |
15 if (NULL == generator) { | 15 if (NULL == generator) { |
16 return false; | 16 return false; |
17 } | 17 } |
18 const SkImageInfo info = generator->getInfo(); | 18 const SkImageInfo info = generator->getInfo(); |
19 if (!dst->setInfo(info)) { | 19 if (!dst->setInfo(info)) { |
20 SkDELETE(generator); | 20 delete generator; |
21 return false; | 21 return false; |
22 } | 22 } |
23 SkAutoTUnref<SkCachingPixelRef> ref(SkNEW_ARGS(SkCachingPixelRef, | 23 SkAutoTUnref<SkCachingPixelRef> ref(new SkCachingPixelRef(info, generator, d
st->rowBytes())); |
24 (info, generator, dst->rowBytes()))); | |
25 dst->setPixelRef(ref); | 24 dst->setPixelRef(ref); |
26 return true; | 25 return true; |
27 } | 26 } |
28 | 27 |
29 SkCachingPixelRef::SkCachingPixelRef(const SkImageInfo& info, | 28 SkCachingPixelRef::SkCachingPixelRef(const SkImageInfo& info, |
30 SkImageGenerator* generator, | 29 SkImageGenerator* generator, |
31 size_t rowBytes) | 30 size_t rowBytes) |
32 : INHERITED(info) | 31 : INHERITED(info) |
33 , fImageGenerator(generator) | 32 , fImageGenerator(generator) |
34 , fErrorInDecoding(false) | 33 , fErrorInDecoding(false) |
35 , fRowBytes(rowBytes) { | 34 , fRowBytes(rowBytes) { |
36 SkASSERT(fImageGenerator != NULL); | 35 SkASSERT(fImageGenerator != NULL); |
37 } | 36 } |
38 SkCachingPixelRef::~SkCachingPixelRef() { | 37 SkCachingPixelRef::~SkCachingPixelRef() { |
39 SkDELETE(fImageGenerator); | 38 delete fImageGenerator; |
40 // Assert always unlock before unref. | 39 // Assert always unlock before unref. |
41 } | 40 } |
42 | 41 |
43 bool SkCachingPixelRef::onNewLockPixels(LockRec* rec) { | 42 bool SkCachingPixelRef::onNewLockPixels(LockRec* rec) { |
44 if (fErrorInDecoding) { | 43 if (fErrorInDecoding) { |
45 return false; // don't try again. | 44 return false; // don't try again. |
46 } | 45 } |
47 | 46 |
48 const SkImageInfo& info = this->info(); | 47 const SkImageInfo& info = this->info(); |
49 if (!SkBitmapCache::Find( | 48 if (!SkBitmapCache::Find( |
(...skipping 16 matching lines...) Expand all Loading... |
66 SkASSERT(pixels != NULL); | 65 SkASSERT(pixels != NULL); |
67 rec->fPixels = pixels; | 66 rec->fPixels = pixels; |
68 rec->fColorTable = NULL; | 67 rec->fColorTable = NULL; |
69 rec->fRowBytes = fLockedBitmap.rowBytes(); | 68 rec->fRowBytes = fLockedBitmap.rowBytes(); |
70 return true; | 69 return true; |
71 } | 70 } |
72 | 71 |
73 void SkCachingPixelRef::onUnlockPixels() { | 72 void SkCachingPixelRef::onUnlockPixels() { |
74 fLockedBitmap.reset(); | 73 fLockedBitmap.reset(); |
75 } | 74 } |
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