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 "content/browser/android/ui_resource_provider_impl.h" 6 7 #include "cc/resources/ui_resource_client.h" 8 #include "cc/trees/layer_tree_host.h" 9 #include "content/public/browser/android/ui_resource_client_android.h" 10 11 namespace content { 12 13 UIResourceProviderImpl::UIResourceProviderImpl() 14 : system_ui_resource_manager_(this), host_(NULL), 15 supports_etc1_npot_(false) { 16 17 } 18 19 UIResourceProviderImpl::~UIResourceProviderImpl() { 20 SetLayerTreeHost(NULL); 21 } 22 23 void UIResourceProviderImpl::SetLayerTreeHost(cc::LayerTreeHost* host) { 24 if (host_ == host) 25 return; 26 host_ = host; 27 UIResourcesAreInvalid(); 28 } 29 30 void UIResourceProviderImpl::UIResourcesAreInvalid() { 31 UIResourceClientMap client_map = ui_resource_client_map_; 32 ui_resource_client_map_.clear(); 33 for (UIResourceClientMap::iterator iter = client_map.begin(); 34 iter != client_map.end(); 35 iter++) { 36 iter->second->UIResourceIsInvalid(); 37 } 38 } 39 40 cc::UIResourceId UIResourceProviderImpl::CreateUIResource( 41 UIResourceClientAndroid* client) { 42 if (!host_) 43 return 0; 44 cc::UIResourceId id = host_->CreateUIResource(client); 45 DCHECK(ui_resource_client_map_.find(id) == ui_resource_client_map_.end()); 46 47 ui_resource_client_map_[id] = client; 48 return id; 49 } 50 51 void UIResourceProviderImpl::DeleteUIResource(cc::UIResourceId ui_resource_id) { 52 UIResourceClientMap::iterator iter = 53 ui_resource_client_map_.find(ui_resource_id); 54 DCHECK(iter != ui_resource_client_map_.end()); 55 56 ui_resource_client_map_.erase(iter); 57 58 if (!host_) 59 return; 60 host_->DeleteUIResource(ui_resource_id); 61 } 62 63 ui::SystemUIResourceManager& 64 UIResourceProviderImpl::GetSystemUIResourceManager() { 65 return system_ui_resource_manager_; 66 } 67 68 bool UIResourceProviderImpl::SupportsETC1NonPowerOfTwo() const { 69 return supports_etc1_npot_; 70 } 71 72 } // namespace content 73
