content/common/gpu/client/grcontext_for_webgraphicscontext3d.h

   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 CONTENT_COMMON_GPU_CLIENT_GRCONTEXT_FOR_WEBGRAPHICSCONTEXT3D_H_
   6 #define CONTENT_COMMON_GPU_CLIENT_GRCONTEXT_FOR_WEBGRAPHICSCONTEXT3D_H_
   7
   8 #include "base/macros.h"
   9 #include "skia/ext/refptr.h"
  10
  11 class GrContext;
  12
  13 namespace gpu_blink {
  14 class WebGraphicsContext3DImpl;
  15 }
  16
  17 namespace content {
  18
  19 // This class binds an offscreen GrContext to an offscreen context3d. The
  20 // context3d is used by the GrContext so must be valid as long as this class
  21 // is alive.
  22 class GrContextForWebGraphicsContext3D {
  23  public:
  24   explicit GrContextForWebGraphicsContext3D(
  25       gpu_blink::WebGraphicsContext3DImpl* context3d);
  26   virtual ~GrContextForWebGraphicsContext3D();
  27
  28   GrContext* get() { return gr_context_.get(); }
  29
  30   void OnLostContext();
  31   void FreeGpuResources();
  32
  33  private:
  34   skia::RefPtr<class GrContext> gr_context_;
  35
  36   DISALLOW_COPY_AND_ASSIGN(GrContextForWebGraphicsContext3D);
  37 };
  38
  39 }  // namespace content
  40
  41 #endif  // CONTENT_COMMON_GPU_CLIENT_GRCONTEXT_FOR_WEBGRAPHICSCONTEXT3D_H_