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      1 // Copyright 2014 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 MOJO_EXAMPLES_SURFACES_APP_CHILD_GL_IMPL_H_
      6 #define MOJO_EXAMPLES_SURFACES_APP_CHILD_GL_IMPL_H_
      7 
      8 #include "base/containers/hash_tables.h"
      9 #include "base/memory/scoped_ptr.h"
     10 #include "base/memory/weak_ptr.h"
     11 #include "base/time/time.h"
     12 #include "cc/surfaces/surface_id.h"
     13 #include "cc/surfaces/surface_id_allocator.h"
     14 #include "mojo/examples/sample_app/spinning_cube.h"
     15 #include "mojo/examples/surfaces_app/child.mojom.h"
     16 #include "mojo/public/c/gles2/gles2.h"
     17 #include "mojo/public/cpp/bindings/string.h"
     18 #include "mojo/services/public/interfaces/surfaces/surface_id.mojom.h"
     19 #include "mojo/services/public/interfaces/surfaces/surfaces.mojom.h"
     20 #include "mojo/services/public/interfaces/surfaces/surfaces_service.mojom.h"
     21 #include "third_party/skia/include/core/SkColor.h"
     22 #include "ui/gfx/size.h"
     23 
     24 namespace cc {
     25 class CompositorFrame;
     26 }
     27 
     28 namespace mojo {
     29 
     30 class ApplicationConnection;
     31 
     32 namespace examples {
     33 
     34 // Simple example of a child app using surfaces + GL.
     35 class ChildGLImpl : public InterfaceImpl<Child>, public SurfaceClient {
     36  public:
     37   ChildGLImpl(ApplicationConnection* surfaces_service_connection,
     38               CommandBufferPtr command_buffer);
     39   virtual ~ChildGLImpl();
     40 
     41   // SurfaceClient implementation
     42   virtual void ReturnResources(Array<ReturnedResourcePtr> resources) OVERRIDE;
     43 
     44  private:
     45   // Child implementation.
     46   virtual void ProduceFrame(
     47       ColorPtr color,
     48       SizePtr size,
     49       const mojo::Callback<void(SurfaceIdPtr id)>& callback) OVERRIDE;
     50 
     51   void SurfaceConnectionCreated(SurfacePtr surface, uint32_t id_namespace);
     52   void AllocateSurface();
     53   void Draw();
     54 
     55   SkColor color_;
     56   gfx::Size size_;
     57   scoped_ptr<cc::SurfaceIdAllocator> allocator_;
     58   SurfacesServicePtr surfaces_service_;
     59   SurfacePtr surface_;
     60   MojoGLES2Context context_;
     61   cc::SurfaceId id_;
     62   ::examples::SpinningCube cube_;
     63   Callback<void(SurfaceIdPtr id)> produce_callback_;
     64   base::TimeTicks start_time_;
     65   uint32_t next_resource_id_;
     66   base::hash_map<uint32_t, GLuint> id_to_tex_map_;
     67   base::WeakPtrFactory<ChildGLImpl> weak_factory_;
     68 
     69   DISALLOW_COPY_AND_ASSIGN(ChildGLImpl);
     70 };
     71 
     72 }  // namespace examples
     73 }  // namespace mojo
     74 
     75 #endif  // MOJO_EXAMPLES_SURFACES_APP_CHILD_GL_IMPL_H_
     76