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 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_