Skeleton surface interfaces in cc/surfaces

cc/surfaces/surface_manager.h

+// Copyright 2014 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#ifndef CC_SURFACES_SURFACE_MANAGER_H_
+#define CC_SURFACES_SURFACE_MANAGER_H_
+
+#include "base/containers/hash_tables.h"
+#include "base/macros.h"
+#include "cc/surfaces/surfaces_export.h"
+
+namespace gfx { class Size; }
+
+namespace cc {
+class CompositorFrame;
+class Surface;
+
+class CC_SURFACES_EXPORT SurfaceManager {
+ public:
+  SurfaceManager();
+  ~SurfaceManager();
+
+  int RegisterAndAllocateIDForSurface(Surface* surface);
+  void DeregisterSurface(int surface_id);
+
+  Surface* GetSurfaceForID(int surface_id);
+
+ private:
+  typedef base::hash_map<int, Surface*> SurfaceMap;
+  SurfaceMap surface_map_;
+
+  int next_surface_id_;
+
+  DISALLOW_COPY_AND_ASSIGN(SurfaceManager);
+};
+
+}  // namespace cc
+
+#endif  // CC_SURFACES_SURFACE_MANAGER_H_