blob: b41aefc424a392cf9cdc8de0684a3f5f587e0b06 (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
|
// 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() {}
SurfaceId SurfaceManager::RegisterAndAllocateIdForSurface(Surface* surface) {
DCHECK(surface);
int surface_id = next_surface_id_++;
surface_map_[surface_id] = surface;
return SurfaceId(surface_id);
}
void SurfaceManager::DeregisterSurface(SurfaceId surface_id) {
SurfaceMap::iterator it = surface_map_.find(surface_id.id);
DCHECK(it != surface_map_.end());
surface_map_.erase(it);
}
Surface* SurfaceManager::GetSurfaceForId(SurfaceId surface_id) {
SurfaceMap::iterator it = surface_map_.find(surface_id.id);
if (it == surface_map_.end())
return NULL;
return it->second;
}
} // namespace cc
|