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Side by Side Diff: src/lazy/SkDiscardablePixelRef.h

Issue 111323005: Remvoe duplicate impl for SkImageInfo flattening (Closed) Base URL: https://skia.googlecode.com/svn/trunk
Patch Set: Created 7 years ago
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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
11 #include "SkDiscardableMemory.h" 11 #include "SkDiscardableMemory.h"
12 #include "SkImageGenerator.h" 12 #include "SkImageGenerator.h"
13 #include "SkImageInfo.h" 13 #include "SkImageInfo.h"
14 #include "SkPixelRef.h" 14 #include "SkPixelRef.h"
15 15
16 class SkDiscardablePixelRef : public SkPixelRef { 16 class SkDiscardablePixelRef : public SkPixelRef {
17 public: 17 public:
18 SK_DECLARE_UNFLATTENABLE_OBJECT() 18 SK_DECLARE_UNFLATTENABLE_OBJECT()
19 19
20 protected: 20 protected:
21 ~SkDiscardablePixelRef(); 21 ~SkDiscardablePixelRef();
22 virtual void* onLockPixels(SkColorTable**) SK_OVERRIDE; 22
23 virtual bool onNewLockPixels(LockRec*) SK_OVERRIDE;
23 virtual void onUnlockPixels() SK_OVERRIDE; 24 virtual void onUnlockPixels() SK_OVERRIDE;
24 virtual bool onLockPixelsAreWritable() const SK_OVERRIDE { return false; } 25 virtual bool onLockPixelsAreWritable() const SK_OVERRIDE { return false; }
25 26
26 virtual SkData* onRefEncodedData() SK_OVERRIDE { 27 virtual SkData* onRefEncodedData() SK_OVERRIDE {
27 return fGenerator->refEncodedData(); 28 return fGenerator->refEncodedData();
28 } 29 }
29 30
30 private: 31 private:
31 SkImageGenerator* const fGenerator; 32 SkImageGenerator* const fGenerator;
32 SkDiscardableMemory::Factory* const fDMFactory; 33 SkDiscardableMemory::Factory* const fDMFactory;
33 const SkImageInfo fInfo;
34 const size_t fSize; // size of memory to be allocated
35 const size_t fRowBytes; 34 const size_t fRowBytes;
36 // These const members should not change over the life of the 35 // These const members should not change over the life of the
37 // PixelRef, since the SkBitmap doesn't expect them to change. 36 // PixelRef, since the SkBitmap doesn't expect them to change.
38 37
39 SkDiscardableMemory* fDiscardableMemory; 38 SkDiscardableMemory* fDiscardableMemory;
40 39
41 /* Takes ownership of SkImageGenerator. */ 40 /* Takes ownership of SkImageGenerator. */
42 SkDiscardablePixelRef(SkImageGenerator* generator, 41 SkDiscardablePixelRef(SkImageGenerator* generator,
43 const SkImageInfo& info, 42 const SkImageInfo& info,
44 size_t size,
45 size_t rowBytes, 43 size_t rowBytes,
46 SkDiscardableMemory::Factory* factory); 44 SkDiscardableMemory::Factory* factory);
45
47 friend bool SkInstallDiscardablePixelRef(SkImageGenerator*, 46 friend bool SkInstallDiscardablePixelRef(SkImageGenerator*,
48 SkBitmap*, 47 SkBitmap*,
49 SkDiscardableMemory::Factory*); 48 SkDiscardableMemory::Factory*);
49
50 typedef SkPixelRef INHERITED; 50 typedef SkPixelRef INHERITED;
51 }; 51 };
52
52 #endif // SkDiscardablePixelRef_DEFINED 53 #endif // SkDiscardablePixelRef_DEFINED
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