mandoline/ui/aura/surface_binding.h

   1 // Copyright 2015 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 MANDOLINE_UI_AURA_SURFACE_BINDING_H_
   6 #define MANDOLINE_UI_AURA_SURFACE_BINDING_H_
   7
   8 #include "base/memory/ref_counted.h"
   9 #include "base/memory/scoped_ptr.h"
  10
  11 namespace cc {
  12 class OutputSurface;
  13 }
  14
  15 namespace mojo {
  16 class Shell;
  17 class View;
  18 }
  19
  20 namespace mandoline {
  21
  22 // SurfaceBinding is responsible for managing the connections necessary to
  23 // bind a View to the surfaces service.
  24 // Internally SurfaceBinding manages one connection (and related structures) per
  25 // ViewTreeConnection. That is, all Views from a particular ViewTreeConnection
  26 // share the same connection.
  27 class SurfaceBinding {
  28  public:
  29   SurfaceBinding(mojo::Shell* shell, mojo::View* view);
  30   ~SurfaceBinding();
  31
  32   // Creates an OutputSurface that renders to the View supplied to the
  33   // constructor.
  34   scoped_ptr<cc::OutputSurface> CreateOutputSurface();
  35
  36  private:
  37   class PerConnectionState;
  38
  39   mojo::Shell* shell_;
  40   mojo::View* view_;
  41   scoped_refptr<PerConnectionState> state_;
  42
  43   DISALLOW_COPY_AND_ASSIGN(SurfaceBinding);
  44 };
  45
  46 }  // namespace mandoline
  47
  48 #endif  // MANDOLINE_UI_AURA_SURFACE_BINDING_H_