michael@0: /* -*- Mode: C++; tab-width: 20; indent-tabs-mode: nil; c-basic-offset: 2 -*-
michael@0:  * This Source Code Form is subject to the terms of the Mozilla Public
michael@0:  * License, v. 2.0. If a copy of the MPL was not distributed with this
michael@0:  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
michael@0: 
michael@0: #ifndef _MOZILLA_GFX_OP_SOURCESURFACE_CAIRO_H
michael@0: #define _MOZILLA_GFX_OP_SOURCESURFACE_CAIRO_H
michael@0: 
michael@0: #include "2D.h"
michael@0: 
michael@0: namespace mozilla {
michael@0: namespace gfx {
michael@0: 
michael@0: class DrawTargetCairo;
michael@0: 
michael@0: class SourceSurfaceCairo : public SourceSurface
michael@0: {
michael@0: public:
michael@0:   MOZ_DECLARE_REFCOUNTED_VIRTUAL_TYPENAME(SourceSurfaceCairo)
michael@0:   // Create a SourceSurfaceCairo. The surface will not be copied, but simply
michael@0:   // referenced.
michael@0:   // If aDrawTarget is non-nullptr, it is assumed that this is a snapshot source
michael@0:   // surface, and we'll call DrawTargetCairo::RemoveSnapshot(this) on it when
michael@0:   // we're destroyed.
michael@0:   SourceSurfaceCairo(cairo_surface_t* aSurface, const IntSize& aSize,
michael@0:                      const SurfaceFormat& aFormat,
michael@0:                      DrawTargetCairo* aDrawTarget = nullptr);
michael@0:   virtual ~SourceSurfaceCairo();
michael@0: 
michael@0:   virtual SurfaceType GetType() const { return SurfaceType::CAIRO; }
michael@0:   virtual IntSize GetSize() const;
michael@0:   virtual SurfaceFormat GetFormat() const;
michael@0:   virtual TemporaryRef<DataSourceSurface> GetDataSurface();
michael@0: 
michael@0:   cairo_surface_t* GetSurface() const;
michael@0: 
michael@0: private: // methods
michael@0:   friend class DrawTargetCairo;
michael@0:   void DrawTargetWillChange();
michael@0: 
michael@0: private: // data
michael@0:   IntSize mSize;
michael@0:   SurfaceFormat mFormat;
michael@0:   cairo_surface_t* mSurface;
michael@0:   DrawTargetCairo* mDrawTarget;
michael@0: };
michael@0: 
michael@0: class DataSourceSurfaceCairo : public DataSourceSurface
michael@0: {
michael@0: public:
michael@0:   MOZ_DECLARE_REFCOUNTED_VIRTUAL_TYPENAME(DataSourceSurfaceCairo)
michael@0:   DataSourceSurfaceCairo(cairo_surface_t* imageSurf);
michael@0:   virtual ~DataSourceSurfaceCairo();
michael@0:   virtual unsigned char *GetData();
michael@0:   virtual int32_t Stride();
michael@0: 
michael@0:   virtual SurfaceType GetType() const { return SurfaceType::CAIRO_IMAGE; }
michael@0:   virtual IntSize GetSize() const;
michael@0:   virtual SurfaceFormat GetFormat() const;
michael@0: 
michael@0:   cairo_surface_t* GetSurface() const;
michael@0: 
michael@0: private:
michael@0:   cairo_surface_t* mImageSurface;
michael@0: };
michael@0: 
michael@0: }
michael@0: }
michael@0: 
michael@0: #endif // _MOZILLA_GFX_OP_SOURCESURFACE_CAIRO_H