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| 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 #include "cc/surfaces/surface_manager.h" | |
| 6 | |
| 7 #include "base/logging.h" | |
| 8 #include "cc/surfaces/surface.h" | |
| 9 #include "cc/surfaces/surface_id_allocator.h" | |
| 10 | |
| 11 namespace cc { | |
| 12 | |
| 13 SurfaceManager::SurfaceManager() { | |
| 14 thread_checker_.DetachFromThread(); | |
| 15 } | |
| 16 | |
| 17 SurfaceManager::~SurfaceManager() { | |
| 18 DCHECK(thread_checker_.CalledOnValidThread()); | |
| 19 for (SurfaceDestroyList::iterator it = surfaces_to_destroy_.begin(); | |
| 20 it != surfaces_to_destroy_.end(); | |
| 21 ++it) { | |
| 22 DeregisterSurface((*it)->surface_id()); | |
| 23 delete *it; | |
| 24 } | |
| 25 } | |
| 26 | |
| 27 void SurfaceManager::RegisterSurface(Surface* surface) { | |
| 28 DCHECK(thread_checker_.CalledOnValidThread()); | |
| 29 DCHECK(surface); | |
| 30 DCHECK(!surface_map_.count(surface->surface_id())); | |
| 31 surface_map_[surface->surface_id()] = surface; | |
| 32 } | |
| 33 | |
| 34 void SurfaceManager::DeregisterSurface(SurfaceId surface_id) { | |
| 35 DCHECK(thread_checker_.CalledOnValidThread()); | |
| 36 SurfaceMap::iterator it = surface_map_.find(surface_id); | |
| 37 DCHECK(it != surface_map_.end()); | |
| 38 surface_map_.erase(it); | |
| 39 } | |
| 40 | |
| 41 void SurfaceManager::Destroy(scoped_ptr<Surface> surface) { | |
| 42 DCHECK(thread_checker_.CalledOnValidThread()); | |
| 43 surfaces_to_destroy_.push_back(surface.release()); | |
| 44 SearchForSatisfaction(); | |
| 45 } | |
| 46 | |
| 47 void SurfaceManager::DidSatisfySequences(uint32_t id_namespace, | |
| 48 std::vector<uint32_t>* sequence) { | |
| 49 DCHECK(thread_checker_.CalledOnValidThread()); | |
| 50 for (std::vector<uint32_t>::iterator it = sequence->begin(); | |
| 51 it != sequence->end(); | |
| 52 ++it) { | |
| 53 satisfied_sequences_.insert(SurfaceSequence(id_namespace, *it)); | |
| 54 } | |
| 55 sequence->clear(); | |
| 56 SearchForSatisfaction(); | |
| 57 } | |
| 58 | |
| 59 void SurfaceManager::SearchForSatisfaction() { | |
| 60 for (SurfaceDestroyList::iterator dest_it = surfaces_to_destroy_.begin(); | |
| 61 dest_it != surfaces_to_destroy_.end();) { | |
| 62 (*dest_it)->SatisfyDestructionDependencies(&satisfied_sequences_); | |
| 63 if (!(*dest_it)->GetDestructionDependencyCount()) { | |
| 64 scoped_ptr<Surface> surf(*dest_it); | |
| 65 DeregisterSurface(surf->surface_id()); | |
| 66 dest_it = surfaces_to_destroy_.erase(dest_it); | |
| 67 } else { | |
| 68 ++dest_it; | |
| 69 } | |
| 70 } | |
| 71 } | |
| 72 | |
| 73 Surface* SurfaceManager::GetSurfaceForId(SurfaceId surface_id) { | |
| 74 DCHECK(thread_checker_.CalledOnValidThread()); | |
| 75 SurfaceMap::iterator it = surface_map_.find(surface_id); | |
| 76 if (it == surface_map_.end()) | |
| 77 return NULL; | |
| 78 return it->second; | |
| 79 } | |
| 80 | |
| 81 bool SurfaceManager::SurfaceModified(SurfaceId surface_id) { | |
| 82 DCHECK(thread_checker_.CalledOnValidThread()); | |
| 83 bool changed = false; | |
| 84 FOR_EACH_OBSERVER(SurfaceDamageObserver, observer_list_, | |
| 85 OnSurfaceDamaged(surface_id, &changed)); | |
| 86 return changed; | |
| 87 } | |
| 88 | |
| 89 } // namespace cc | |
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