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      1 // Copyright (c) 2013 The Chromium Authors. All rights reserved.
      2 // Use of this source code is governed by a BSD-style license that can be
      3 // found in the LICENSE file.
      4 
      5 #ifndef WEBKIT_COMMON_GPU_GRCONTEXT_FOR_WEBGRAPHICSCONTEXT3D_H_
      6 #define WEBKIT_COMMON_GPU_GRCONTEXT_FOR_WEBGRAPHICSCONTEXT3D_H_
      7 
      8 #include "base/basictypes.h"
      9 #include "skia/ext/refptr.h"
     10 #include "webkit/common/gpu/webkit_gpu_export.h"
     11 
     12 class GrContext;
     13 
     14 namespace webkit {
     15 namespace gpu {
     16 class WebGraphicsContext3DImpl;
     17 
     18 // This class binds an offscreen GrContext to an offscreen context3d. The
     19 // context3d is used by the GrContext so must be valid as long as this class
     20 // is alive.
     21 class WEBKIT_GPU_EXPORT GrContextForWebGraphicsContext3D {
     22  public:
     23   explicit GrContextForWebGraphicsContext3D(
     24       WebGraphicsContext3DImpl* context3d);
     25   virtual ~GrContextForWebGraphicsContext3D();
     26 
     27   GrContext* get() { return gr_context_.get(); }
     28 
     29   void OnLostContext();
     30   void FreeGpuResources();
     31 
     32  private:
     33   skia::RefPtr<class GrContext> gr_context_;
     34 
     35   DISALLOW_COPY_AND_ASSIGN(GrContextForWebGraphicsContext3D);
     36 };
     37 
     38 }  // namespace gpu
     39 }  // namespace webkit
     40 
     41 #endif  // WEBKIT_COMMON_GPU_GRCONTEXT_FOR_WEBGRAPHICSCONTEXT3D_H_
     42