The Tor Browser: gfx/thebes/gfxReusableImageSurfaceWrapper.h@b8a032363ba2

Incorporate requested changes from Mozilla in review:
https://bugzilla.mozilla.org/show_bug.cgi?id=1123480#c6

     1 /* This Source Code Form is subject to the terms of the Mozilla Public

     2  * License, v. 2.0. If a copy of the MPL was not distributed with this file,

     3  * You can obtain one at http://mozilla.org/MPL/2.0/. */

     5 #ifndef GFXMEMCOWSURFACEWRAPPER

     6 #define GFXMEMCOWSURFACEWRAPPER

     8 #include "gfxReusableSurfaceWrapper.h"

    10 class gfxImageSurface;

    12 /**

    13  * A cross-thread capable implementation of gfxReusableSurfaceWrapper based

    14  * on gfxImageSurface.

    15  */

    16 class gfxReusableImageSurfaceWrapper : public gfxReusableSurfaceWrapper {

    17 public:

    18   gfxReusableImageSurfaceWrapper(gfxImageSurface* aSurface);

    19   ~gfxReusableImageSurfaceWrapper();

    21   const unsigned char* GetReadOnlyData() const MOZ_OVERRIDE;

    22   gfxImageFormat Format() MOZ_OVERRIDE;

    23   gfxReusableSurfaceWrapper* GetWritable(gfxImageSurface** aSurface) MOZ_OVERRIDE;

    24   void ReadLock() MOZ_OVERRIDE;

    25   void ReadUnlock() MOZ_OVERRIDE;

    27   Type GetType()

    28   {

    29     return TYPE_IMAGE;

    30   }

    32 private:

    33   nsRefPtr<gfxImageSurface>         mSurface;

    34 };

    36 #endif // GFXMEMCOWSURFACEWRAPPER

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