46 lines
1.1 KiB
C
46 lines
1.1 KiB
C
|
/*
|
||
|
|
* Copyright 2013 Google Inc.
|
||
|
|
*
|
||
|
|
* Use of this source code is governed by a BSD-style license that can be
|
||
|
|
* found in the LICENSE file.
|
||
|
|
*/
|
||
|
|
|
||
|
|
#ifndef SkPurgeableImageCache_DEFINED
|
||
|
|
#define SkPurgeableImageCache_DEFINED
|
||
|
|
|
||
|
|
#include "SkImageCache.h"
|
||
|
|
|
||
|
|
#ifdef SK_DEBUG
|
||
|
|
#include "SkTDArray.h"
|
||
|
|
#endif
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Implementation for SkImageCache that uses system defined purgeable memory.
|
||
|
|
*/
|
||
|
|
class SkPurgeableImageCache : public SkImageCache {
|
||
|
|
|
||
|
|
public:
|
||
|
|
static SkImageCache* Create();
|
||
|
|
|
||
|
|
virtual void* allocAndPinCache(size_t bytes, intptr_t* ID) SK_OVERRIDE;
|
||
|
|
virtual void* pinCache(intptr_t ID, SkImageCache::DataStatus*) SK_OVERRIDE;
|
||
|
|
virtual void releaseCache(intptr_t ID) SK_OVERRIDE;
|
||
|
|
virtual void throwAwayCache(intptr_t ID) SK_OVERRIDE;
|
||
|
|
|
||
|
|
#ifdef SK_DEBUG
|
||
|
|
virtual MemoryStatus getMemoryStatus(intptr_t ID) const SK_OVERRIDE;
|
||
|
|
virtual void purgeAllUnpinnedCaches() SK_OVERRIDE;
|
||
|
|
virtual ~SkPurgeableImageCache();
|
||
|
|
#endif
|
||
|
|
|
||
|
|
private:
|
||
|
|
SkPurgeableImageCache();
|
||
|
|
|
||
|
|
#ifdef SK_DEBUG
|
||
|
|
SkTDArray<intptr_t> fRecs;
|
||
|
|
int findRec(intptr_t) const;
|
||
|
|
#endif
|
||
|
|
void removeRec(intptr_t);
|
||
|
|
};
|
||
|
|
#endif // SkPurgeableImageCache_DEFINED
|