| // Copyright 2015 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. |
| |
| #ifndef DEVICE_VR_VR_DEVICE_MANAGER_H |
| #define DEVICE_VR_VR_DEVICE_MANAGER_H |
| |
| #include <stdint.h> |
| |
| #include <map> |
| #include <memory> |
| #include <vector> |
| |
| #include "base/macros.h" |
| #include "base/memory/ref_counted.h" |
| #include "base/threading/thread_checker.h" |
| #include "base/timer/timer.h" |
| #include "device/vr/vr_device.h" |
| #include "device/vr/vr_device_provider.h" |
| #include "device/vr/vr_export.h" |
| #include "device/vr/vr_service.mojom.h" |
| #include "device/vr/vr_service_impl.h" |
| #include "mojo/public/cpp/bindings/binding_set.h" |
| |
| namespace device { |
| |
| class VRDeviceManager { |
| public: |
| DEVICE_VR_EXPORT virtual ~VRDeviceManager(); |
| |
| // Returns the VRDeviceManager singleton. |
| static VRDeviceManager* GetInstance(); |
| |
| // Adds a listener for device manager events. VRDeviceManager does not own |
| // this object. |
| void AddService(VRServiceImpl* service); |
| void RemoveService(VRServiceImpl* service); |
| |
| DEVICE_VR_EXPORT bool GetVRDevices(VRServiceImpl* service); |
| DEVICE_VR_EXPORT unsigned int GetNumberOfConnectedDevices(); |
| |
| void ListeningForActivateChanged(bool listening); |
| |
| private: |
| friend class VRDeviceManagerTest; |
| friend class VRDisplayImplTest; |
| friend class VRServiceImplTest; |
| |
| VRDeviceManager(); |
| // Constructor for testing. |
| DEVICE_VR_EXPORT explicit VRDeviceManager( |
| std::unique_ptr<VRDeviceProvider> provider); |
| |
| DEVICE_VR_EXPORT VRDevice* GetDevice(unsigned int index); |
| |
| static void SetInstance(VRDeviceManager* service); |
| static bool HasInstance(); |
| |
| void InitializeProviders(); |
| void RegisterProvider(std::unique_ptr<VRDeviceProvider> provider); |
| |
| void SchedulePollEvents(); |
| void PollEvents(); |
| void StopSchedulingPollEvents(); |
| |
| using ProviderList = std::vector<std::unique_ptr<VRDeviceProvider>>; |
| ProviderList providers_; |
| |
| // Devices are owned by their providers. |
| using DeviceMap = std::map<unsigned int, VRDevice*>; |
| DeviceMap devices_; |
| |
| bool vr_initialized_; |
| |
| using ServiceList = std::vector<VRServiceImpl*>; |
| ServiceList services_; |
| |
| // For testing. If true will not delete self when consumer count reaches 0. |
| bool keep_alive_; |
| |
| bool has_scheduled_poll_; |
| |
| bool has_activate_listeners_; |
| |
| base::ThreadChecker thread_checker_; |
| |
| base::RepeatingTimer timer_; |
| |
| DISALLOW_COPY_AND_ASSIGN(VRDeviceManager); |
| }; |
| |
| } // namespace content |
| |
| #endif // CONTENT_BROWSER_VR_VR_DEVICE_MANAGER_H |