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/*
* Copyright 2008 The Android Open Source Project
*
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*/
#ifndef SkMallocPixelRef_DEFINED
#define SkMallocPixelRef_DEFINED
#include "SkPixelRef.h"
/** We explicitly use the same allocator for our pixels that SkMask does,
so that we can freely assign memory allocated by one class to the other.
*/
class SkMallocPixelRef : public SkPixelRef {
public:
/** Allocate the specified buffer for pixels. The memory is freed when the
last owner of this pixelref is gone. If addr is NULL, sk_malloc_throw()
is called to allocate it.
*/
SkMallocPixelRef(void* addr, size_t size, SkColorTable* ctable);
virtual ~SkMallocPixelRef();
//! Return the allocation size for the pixels
size_t getSize() const { return fSize; }
void* getAddr() const { return fStorage; }
SK_DECLARE_PUBLIC_FLATTENABLE_DESERIALIZATION_PROCS(SkMallocPixelRef)
protected:
// overrides from SkPixelRef
virtual void* onLockPixels(SkColorTable**);
virtual void onUnlockPixels();
SkMallocPixelRef(SkFlattenableReadBuffer& buffer);
virtual void flatten(SkFlattenableWriteBuffer&) const SK_OVERRIDE;
private:
void* fStorage;
size_t fSize;
SkColorTable* fCTable;
typedef SkPixelRef INHERITED;
};
#endif
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