| // Copyright 2016 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 "device/vr/vr_service_impl.h" |
| |
| #include <utility> |
| |
| #include "base/bind.h" |
| #include "device/vr/vr_device.h" |
| #include "device/vr/vr_device_manager.h" |
| |
| namespace device { |
| |
| VRServiceImpl::VRServiceImpl() : listening_for_activate_(false) {} |
| |
| VRServiceImpl::~VRServiceImpl() { |
| RemoveFromDeviceManager(); |
| } |
| |
| void VRServiceImpl::BindRequest( |
| mojo::InterfaceRequest<mojom::VRService> request) { |
| VRServiceImpl* service = new VRServiceImpl(); |
| service->Bind(std::move(request)); |
| } |
| |
| // Gets a VRDisplayPtr unique to this service so that the associated page can |
| // communicate with the VRDevice. |
| VRDisplayImpl* VRServiceImpl::GetVRDisplayImpl(VRDevice* device) { |
| DisplayImplMap::iterator it = displays_.find(device); |
| if (it != displays_.end()) |
| return it->second.get(); |
| |
| VRDisplayImpl* display_impl = new VRDisplayImpl(device, this); |
| displays_[device] = base::WrapUnique(display_impl); |
| return display_impl; |
| } |
| |
| void VRServiceImpl::Bind(mojo::InterfaceRequest<mojom::VRService> request) { |
| // TODO(shaobo.yan@intel.com) : Keep one binding_ and use close and rebind. |
| binding_.reset(new mojo::Binding<mojom::VRService>(this, std::move(request))); |
| binding_->set_connection_error_handler(base::Bind( |
| &VRServiceImpl::RemoveFromDeviceManager, base::Unretained(this))); |
| } |
| |
| void VRServiceImpl::RemoveFromDeviceManager() { |
| displays_.clear(); |
| VRDeviceManager* device_manager = VRDeviceManager::GetInstance(); |
| device_manager->RemoveService(this); |
| } |
| |
| void VRServiceImpl::RemoveDevice(VRDevice* device) { |
| displays_.erase(device); |
| } |
| |
| void VRServiceImpl::SetClient(mojom::VRServiceClientPtr service_client, |
| const SetClientCallback& callback) { |
| DCHECK(!client_.get()); |
| |
| client_ = std::move(service_client); |
| VRDeviceManager* device_manager = VRDeviceManager::GetInstance(); |
| // Once a client has been connected AddService will force any VRDisplays to |
| // send OnConnected to it so that it's populated with the currently active |
| // displays. Thereafer it will stay up to date by virtue of listening for new |
| // connected events. |
| device_manager->AddService(this); |
| callback.Run(device_manager->GetNumberOfConnectedDevices()); |
| } |
| |
| void VRServiceImpl::SetListeningForActivate(bool listening) { |
| listening_for_activate_ = listening; |
| VRDeviceManager* device_manager = VRDeviceManager::GetInstance(); |
| device_manager->ListeningForActivateChanged(listening); |
| } |
| |
| } // namespace device |