91 lines
2.3 KiB
C++
91 lines
2.3 KiB
C++
/* -*- Mode: C++; tab-width: 20; indent-tabs-mode: nil; c-basic-offset: 2 -*-
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#ifndef MOZILLA_GFX_SOURCESURFACED2D_H_
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#define MOZILLA_GFX_SOURCESURFACED2D_H_
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#include "2D.h"
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#include "HelpersD2D.h"
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#include <vector>
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namespace mozilla {
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namespace gfx {
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class DataSourceSurfaceD2D;
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class SourceSurfaceD2D : public SourceSurface
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{
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public:
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MOZ_DECLARE_REFCOUNTED_VIRTUAL_TYPENAME(SourceSurfaceD2D)
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SourceSurfaceD2D();
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~SourceSurfaceD2D();
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virtual SurfaceType GetType() const { return SurfaceType::D2D1_BITMAP; }
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virtual IntSize GetSize() const;
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virtual SurfaceFormat GetFormat() const;
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virtual bool IsValid() const;
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virtual already_AddRefed<DataSourceSurface> GetDataSurface();
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ID2D1Bitmap *GetBitmap() { return mBitmap; }
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bool InitFromData(unsigned char *aData,
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const IntSize &aSize,
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int32_t aStride,
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SurfaceFormat aFormat,
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ID2D1RenderTarget *aRT);
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bool InitFromTexture(ID3D10Texture2D *aTexture,
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SurfaceFormat aFormat,
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ID2D1RenderTarget *aRT);
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private:
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friend class DrawTargetD2D;
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friend class DataSourceSurfaceD2D;
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uint32_t GetByteSize() const;
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RefPtr<ID2D1Bitmap> mBitmap;
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// We need to keep this pointer here to check surface validity.
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RefPtr<ID3D10Device> mDevice;
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SurfaceFormat mFormat;
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IntSize mSize;
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};
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class DataSourceSurfaceD2D : public DataSourceSurface
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{
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public:
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MOZ_DECLARE_REFCOUNTED_VIRTUAL_TYPENAME(DataSourceSurfaceD2D)
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DataSourceSurfaceD2D(SourceSurfaceD2D* aSourceSurface);
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virtual ~DataSourceSurfaceD2D();
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virtual unsigned char* GetData();
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virtual int32_t Stride();
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virtual IntSize GetSize() const;
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virtual SurfaceFormat GetFormat() const;
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virtual bool Map(MapType, MappedSurface *aMappedSurface);
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virtual void Unmap();
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bool IsValid()
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{
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return mTexture;
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}
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private:
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void EnsureMappedTexture();
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RefPtr<ID3D10Texture2D> mTexture;
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D3D10_MAPPED_TEXTURE2D mData;
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SurfaceFormat mFormat;
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IntSize mSize;
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bool mMapped;
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};
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}
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}
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#endif /* MOZILLA_GFX_SOURCESURFACED2D_H_ */
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