gecko-dev/gfx/2d/SourceSurfaceRawData.h

77 строки
2.2 KiB
C++

/* -*- Mode: C++; tab-width: 20; indent-tabs-mode: nil; c-basic-offset: 2 -*-
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#ifndef MOZILLA_GFX_SOURCESURFACERAWDATA_H_
#define MOZILLA_GFX_SOURCESURFACERAWDATA_H_
#include "2D.h"
#include "Tools.h"
namespace mozilla {
namespace gfx {
class SourceSurfaceRawData : public DataSourceSurface
{
public:
MOZ_DECLARE_REFCOUNTED_VIRTUAL_TYPENAME(DataSourceSurfaceRawData)
SourceSurfaceRawData() {}
~SourceSurfaceRawData() { if(mOwnData) delete [] mRawData; }
virtual uint8_t *GetData() { return mRawData; }
virtual int32_t Stride() { return mStride; }
virtual SurfaceType GetType() const { return SurfaceType::DATA; }
virtual IntSize GetSize() const { return mSize; }
virtual SurfaceFormat GetFormat() const { return mFormat; }
bool InitWrappingData(unsigned char *aData,
const IntSize &aSize,
int32_t aStride,
SurfaceFormat aFormat,
bool aOwnData);
virtual void GuaranteePersistance();
private:
uint8_t *mRawData;
int32_t mStride;
SurfaceFormat mFormat;
IntSize mSize;
bool mOwnData;
};
class SourceSurfaceAlignedRawData : public DataSourceSurface
{
public:
MOZ_DECLARE_REFCOUNTED_VIRTUAL_TYPENAME(DataSourceSurfaceAlignedRawData)
SourceSurfaceAlignedRawData() {}
virtual uint8_t *GetData() { return mArray; }
virtual int32_t Stride() { return mStride; }
virtual SurfaceType GetType() const { return SurfaceType::DATA; }
virtual IntSize GetSize() const { return mSize; }
virtual SurfaceFormat GetFormat() const { return mFormat; }
bool Init(const IntSize &aSize,
SurfaceFormat aFormat,
bool aZero);
bool InitWithStride(const IntSize &aSize,
SurfaceFormat aFormat,
int32_t aStride,
bool aZero);
private:
AlignedArray<uint8_t> mArray;
int32_t mStride;
SurfaceFormat mFormat;
IntSize mSize;
};
}
}
#endif /* MOZILLA_GFX_SOURCESURFACERAWDATA_H_ */