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71 lines
2.1 KiB
C++
71 lines
2.1 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_OP_SOURCESURFACE_CAIRO_H
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#define _MOZILLA_GFX_OP_SOURCESURFACE_CAIRO_H
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#include "2D.h"
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namespace mozilla {
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namespace gfx {
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class DrawTargetCairo;
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class SourceSurfaceCairo : public SourceSurface
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{
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public:
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MOZ_DECLARE_REFCOUNTED_VIRTUAL_TYPENAME(SourceSurfaceCairo)
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// Create a SourceSurfaceCairo. The surface will not be copied, but simply
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// referenced.
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// If aDrawTarget is non-nullptr, it is assumed that this is a snapshot source
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// surface, and we'll call DrawTargetCairo::RemoveSnapshot(this) on it when
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// we're destroyed.
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SourceSurfaceCairo(cairo_surface_t* aSurface, const IntSize& aSize,
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const SurfaceFormat& aFormat,
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DrawTargetCairo* aDrawTarget = nullptr);
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virtual ~SourceSurfaceCairo();
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virtual SurfaceType GetType() const { return SurfaceType::CAIRO; }
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virtual IntSize GetSize() const;
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virtual SurfaceFormat GetFormat() const;
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virtual TemporaryRef<DataSourceSurface> GetDataSurface();
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cairo_surface_t* GetSurface() const;
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private: // methods
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friend class DrawTargetCairo;
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void DrawTargetWillChange();
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private: // data
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IntSize mSize;
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SurfaceFormat mFormat;
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cairo_surface_t* mSurface;
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DrawTargetCairo* mDrawTarget;
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};
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class DataSourceSurfaceCairo : public DataSourceSurface
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{
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public:
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MOZ_DECLARE_REFCOUNTED_VIRTUAL_TYPENAME(DataSourceSurfaceCairo)
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DataSourceSurfaceCairo(cairo_surface_t* imageSurf);
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virtual ~DataSourceSurfaceCairo();
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virtual unsigned char *GetData();
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virtual int32_t Stride();
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virtual SurfaceType GetType() const { return SurfaceType::CAIRO_IMAGE; }
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virtual IntSize GetSize() const;
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virtual SurfaceFormat GetFormat() const;
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cairo_surface_t* GetSurface() const;
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private:
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cairo_surface_t* mImageSurface;
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};
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}
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}
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#endif // _MOZILLA_GFX_OP_SOURCESURFACE_CAIRO_H
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