| // 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" |
| #include "cc/surfaces/surface.h" |
| |
| namespace cc { |
| |
| SurfaceManager::SurfaceManager() { |
| } |
| |
| SurfaceManager::~SurfaceManager() { |
| DCHECK_EQ(0u, surface_map_.size()); |
| } |
| |
| void SurfaceManager::RegisterSurface(Surface* surface) { |
| DCHECK(surface); |
| DCHECK(!surface_map_.count(surface->surface_id())); |
| surface_map_[surface->surface_id()] = surface; |
| } |
| |
| void SurfaceManager::DeregisterSurface(SurfaceId surface_id) { |
| SurfaceMap::iterator it = surface_map_.find(surface_id); |
| DCHECK(it != surface_map_.end()); |
| surface_map_.erase(it); |
| } |
| |
| Surface* SurfaceManager::GetSurfaceForId(SurfaceId surface_id) { |
| SurfaceMap::iterator it = surface_map_.find(surface_id); |
| if (it == surface_map_.end()) |
| return NULL; |
| return it->second; |
| } |
| |
| } // namespace cc |