webkit/common/gpu/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 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 gpu_blink {
  15 class WebGraphicsContext3DImpl;
  16 }
  17
  18 namespace webkit {
  19 namespace gpu {
  20
  21 // This class binds an offscreen GrContext to an offscreen context3d. The
  22 // context3d is used by the GrContext so must be valid as long as this class
  23 // is alive.
  24 class WEBKIT_GPU_EXPORT GrContextForWebGraphicsContext3D {
  25  public:
  26   explicit GrContextForWebGraphicsContext3D(
  27       gpu_blink::WebGraphicsContext3DImpl* context3d);
  28   virtual ~GrContextForWebGraphicsContext3D();
  29
  30   GrContext* get() { return gr_context_.get(); }
  31
  32   void OnLostContext();
  33   void FreeGpuResources();
  34
  35  private:
  36   skia::RefPtr<class GrContext> gr_context_;
  37
  38   DISALLOW_COPY_AND_ASSIGN(GrContextForWebGraphicsContext3D);
  39 };
  40
  41 }  // namespace gpu
  42 }  // namespace webkit
  43
  44 #endif  // WEBKIT_COMMON_GPU_GRCONTEXT_FOR_WEBGRAPHICSCONTEXT3D_H_