src/mojo/services/view_manager/display_manager.h

   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_SERVICES_VIEW_MANAGER_DISPLAY_MANAGER_H_
   6 #define MOJO_SERVICES_VIEW_MANAGER_DISPLAY_MANAGER_H_
   7
   8 #include <map>
   9
  10 #include "base/basictypes.h"
  11 #include "base/memory/scoped_ptr.h"
  12 #include "base/memory/weak_ptr.h"
  13 #include "base/timer/timer.h"
  14 #include "cc/surfaces/surface_id.h"
  15 #include "mojo/public/cpp/bindings/callback.h"
  16 #include "mojo/services/public/interfaces/native_viewport/native_viewport.mojom.h"
  17 #include "mojo/services/public/interfaces/surfaces/surfaces.mojom.h"
  18 #include "mojo/services/public/interfaces/surfaces/surfaces_service.mojom.h"
  19 #include "mojo/services/view_manager/view_manager_export.h"
  20 #include "ui/gfx/rect.h"
  21
  22 namespace cc {
  23 class SurfaceIdAllocator;
  24 }
  25
  26 namespace mojo {
  27
  28 class ApplicationConnection;
  29
  30 namespace service {
  31
  32 class ConnectionManager;
  33 class ServerView;
  34
  35 // DisplayManager binds the root node to an actual display.
  36 class MOJO_VIEW_MANAGER_EXPORT DisplayManager
  37     : NON_EXPORTED_BASE(public NativeViewportClient),
  38       NON_EXPORTED_BASE(public SurfaceClient) {
  39  public:
  40   DisplayManager(ApplicationConnection* app_connection,
  41                  ConnectionManager* connection_manager,
  42                  const Callback<void()>& native_viewport_closed_callback);
  43   virtual ~DisplayManager();
  44
  45   // Schedules a paint for the specified region of the specified view.
  46   void SchedulePaint(const ServerView* view, const gfx::Rect& bounds);
  47
  48   // See description above field for details.
  49   bool in_setup() const { return in_setup_; }
  50
  51  private:
  52   void OnSurfaceConnectionCreated(SurfacePtr surface, uint32_t id_namespace);
  53   void Draw();
  54
  55   // NativeViewportClient implementation.
  56   virtual void OnCreated(uint64_t native_viewport_id) OVERRIDE;
  57   virtual void OnDestroyed() OVERRIDE;
  58   virtual void OnBoundsChanged(SizePtr bounds) OVERRIDE;
  59   virtual void OnEvent(EventPtr event,
  60                        const mojo::Callback<void()>& callback) OVERRIDE;
  61
  62   // SurfaceClient implementation.
  63   virtual void ReturnResources(Array<ReturnedResourcePtr> resources) OVERRIDE;
  64
  65   ConnectionManager* connection_manager_;
  66
  67   // Returns true if adding the root view's window to |window_tree_host_|.
  68   bool in_setup_;
  69
  70   gfx::Size bounds_;
  71   gfx::Rect dirty_rect_;
  72   base::Timer draw_timer_;
  73
  74   SurfacesServicePtr surfaces_service_;
  75   SurfacePtr surface_;
  76   scoped_ptr<cc::SurfaceIdAllocator> surface_id_allocator_;
  77   cc::SurfaceId surface_id_;
  78   NativeViewportPtr native_viewport_;
  79   Callback<void()> native_viewport_closed_callback_;
  80   base::WeakPtrFactory<DisplayManager> weak_factory_;
  81
  82   DISALLOW_COPY_AND_ASSIGN(DisplayManager);
  83 };
  84
  85 }  // namespace service
  86 }  // namespace mojo
  87
  88 #endif  // MOJO_SERVICES_VIEW_MANAGER_DISPLAY_MANAGER_H_