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// 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.
#include "cc/surfaces/surface_manager.h"
#include "base/logging.h"
namespace cc {
SurfaceManager::SurfaceManager()
: next_surface_id_(1) {
}
SurfaceManager::~SurfaceManager() {}
int SurfaceManager::RegisterAndAllocateIDForSurface(Surface* surface) {
DCHECK(surface);
int surface_id = next_surface_id_++;
surface_map_[surface_id] = surface;
return surface_id;
}
void SurfaceManager::DeregisterSurface(int surface_id) {
SurfaceMap::iterator it = surface_map_.find(surface_id);
DCHECK(it != surface_map_.end());
surface_map_.erase(it);
}
Surface* SurfaceManager::GetSurfaceForID(int surface_id) {
SurfaceMap::iterator it = surface_map_.find(surface_id);
if (it == surface_map_.end())
return NULL;
return it->second;
}
} // namespace cc
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