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       1             : /* -*- Mode: C++; tab-width: 20; indent-tabs-mode: nil; c-basic-offset: 2 -*-
       2             :  * This Source Code Form is subject to the terms of the Mozilla Public
       3             :  * License, v. 2.0. If a copy of the MPL was not distributed with this
       4             :  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
       5             : 
       6             : #ifndef MOZILLA_GFX_RENDERTEXTUREHOST_H
       7             : #define MOZILLA_GFX_RENDERTEXTUREHOST_H
       8             : 
       9             : #include "nsISupportsImpl.h"
      10             : #include "mozilla/gfx/2D.h"
      11             : #include "mozilla/layers/LayersSurfaces.h"
      12             : #include "mozilla/RefPtr.h"
      13             : 
      14             : namespace mozilla {
      15             : namespace wr {
      16             : 
      17             : class RenderBufferTextureHost;
      18             : class RenderTextureHostOGL;
      19             : 
      20             : class RenderTextureHost
      21             : {
      22           0 :   NS_INLINE_DECL_THREADSAFE_REFCOUNTING(RenderTextureHost)
      23             : 
      24             : public:
      25             :   RenderTextureHost();
      26             : 
      27             :   virtual bool Lock() = 0;
      28             :   virtual void Unlock() = 0;
      29             : 
      30           0 :   virtual RenderBufferTextureHost* AsBufferTextureHost() { return nullptr; }
      31           0 :   virtual RenderTextureHostOGL* AsTextureHostOGL() { return nullptr; }
      32             : 
      33             : protected:
      34             :   virtual ~RenderTextureHost();
      35             : };
      36             : 
      37             : } // namespace wr
      38             : } // namespace mozilla
      39             : 
      40             : #endif // MOZILLA_GFX_RENDERTEXTUREHOST_H