cc/surfaces/surface_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 CC_SURFACES_SURFACE_MANAGER_H_
   6 #define CC_SURFACES_SURFACE_MANAGER_H_
   7
   8 #include "base/containers/hash_tables.h"
   9 #include "base/macros.h"
  10 #include "base/observer_list.h"
  11 #include "cc/surfaces/surface_damage_observer.h"
  12 #include "cc/surfaces/surface_id.h"
  13 #include "cc/surfaces/surfaces_export.h"
  14
  15 namespace cc {
  16 class CompositorFrame;
  17 class Surface;
  18
  19 class CC_SURFACES_EXPORT SurfaceManager {
  20  public:
  21   SurfaceManager();
  22   ~SurfaceManager();
  23
  24   void RegisterSurface(Surface* surface);
  25   void DeregisterSurface(SurfaceId surface_id);
  26
  27   Surface* GetSurfaceForId(SurfaceId surface_id);
  28
  29   void AddObserver(SurfaceDamageObserver* obs) {
  30     observer_list_.AddObserver(obs);
  31   }
  32
  33   void RemoveObserver(SurfaceDamageObserver* obs) {
  34     observer_list_.RemoveObserver(obs);
  35   }
  36
  37   void SurfaceModified(SurfaceId surface_id);
  38
  39  private:
  40   typedef base::hash_map<SurfaceId, Surface*> SurfaceMap;
  41   SurfaceMap surface_map_;
  42   ObserverList<SurfaceDamageObserver> observer_list_;
  43
  44   DISALLOW_COPY_AND_ASSIGN(SurfaceManager);
  45 };
  46
  47 }  // namespace cc
  48
  49 #endif  // CC_SURFACES_SURFACE_MANAGER_H_