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 file,
michael@0:  * You can obtain one at http://mozilla.org/MPL/2.0/. */
michael@0: 
michael@0: #ifndef GFXMEMCOWSURFACEWRAPPER
michael@0: #define GFXMEMCOWSURFACEWRAPPER
michael@0: 
michael@0: #include "gfxReusableSurfaceWrapper.h"
michael@0: 
michael@0: class gfxImageSurface;
michael@0: 
michael@0: /**
michael@0:  * A cross-thread capable implementation of gfxReusableSurfaceWrapper based
michael@0:  * on gfxImageSurface.
michael@0:  */
michael@0: class gfxReusableImageSurfaceWrapper : public gfxReusableSurfaceWrapper {
michael@0: public:
michael@0:   gfxReusableImageSurfaceWrapper(gfxImageSurface* aSurface);
michael@0:   ~gfxReusableImageSurfaceWrapper();
michael@0: 
michael@0:   const unsigned char* GetReadOnlyData() const MOZ_OVERRIDE;
michael@0:   gfxImageFormat Format() MOZ_OVERRIDE;
michael@0:   gfxReusableSurfaceWrapper* GetWritable(gfxImageSurface** aSurface) MOZ_OVERRIDE;
michael@0:   void ReadLock() MOZ_OVERRIDE;
michael@0:   void ReadUnlock() MOZ_OVERRIDE;
michael@0: 
michael@0:   Type GetType()
michael@0:   {
michael@0:     return TYPE_IMAGE;
michael@0:   }
michael@0: 
michael@0: private:
michael@0:   nsRefPtr<gfxImageSurface>         mSurface;
michael@0: };
michael@0: 
michael@0: #endif // GFXMEMCOWSURFACEWRAPPER