| // Copyright (c) 2012 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_GAMEPAD_GAMEPAD_PLATFORM_DATA_FETCHER_MAC_H_ |
| #define DEVICE_GAMEPAD_GAMEPAD_PLATFORM_DATA_FETCHER_MAC_H_ |
| |
| #include <CoreFoundation/CoreFoundation.h> |
| #include <IOKit/hid/IOHIDManager.h> |
| #include <stddef.h> |
| |
| #include <memory> |
| |
| #include "base/mac/scoped_cftyperef.h" |
| #include "base/macros.h" |
| #include "device/gamepad/gamepad_data_fetcher.h" |
| #include "device/gamepad/gamepad_device_mac.h" |
| #include "device/gamepad/public/cpp/gamepad.h" |
| |
| namespace device { |
| |
| class GamepadPlatformDataFetcherMac : public GamepadDataFetcher { |
| public: |
| using Factory = GamepadDataFetcherFactoryImpl<GamepadPlatformDataFetcherMac, |
| GAMEPAD_SOURCE_MAC_HID>; |
| |
| GamepadPlatformDataFetcherMac(); |
| ~GamepadPlatformDataFetcherMac() override; |
| |
| GamepadSource source() override; |
| |
| void GetGamepadData(bool devices_changed_hint) override; |
| void PauseHint(bool paused) override; |
| void PlayEffect( |
| int source_id, |
| mojom::GamepadHapticEffectType, |
| mojom::GamepadEffectParametersPtr, |
| mojom::GamepadHapticsManager::PlayVibrationEffectOnceCallback) override; |
| void ResetVibration( |
| int source_id, |
| mojom::GamepadHapticsManager::ResetVibrationActuatorCallback) override; |
| |
| private: |
| bool enabled_; |
| bool paused_; |
| base::ScopedCFTypeRef<IOHIDManagerRef> hid_manager_ref_; |
| |
| static GamepadPlatformDataFetcherMac* InstanceFromContext(void* context); |
| static void DeviceAddCallback(void* context, |
| IOReturn result, |
| void* sender, |
| IOHIDDeviceRef ref); |
| static void DeviceRemoveCallback(void* context, |
| IOReturn result, |
| void* sender, |
| IOHIDDeviceRef ref); |
| static void ValueChangedCallback(void* context, |
| IOReturn result, |
| void* sender, |
| IOHIDValueRef ref); |
| |
| void OnAddedToProvider() override; |
| |
| // Returns the index of the first empty slot, or Gamepads::kItemsLengthCap if |
| // there are no empty slots. |
| size_t GetEmptySlot(); |
| |
| // Returns the index of the slot allocated for this device, or the first empty |
| // slot if none is yet allocated. If there is no allocated or empty slots, |
| // returns Gamepads::kItemsLengthCap. |
| size_t GetSlotForDevice(IOHIDDeviceRef device); |
| |
| // Returns the index of the slot allocated for the device with the specified |
| // |location_id|, or Gamepads::kItemsLengthCap if none is yet allocated. |
| size_t GetSlotForLocation(int location_id); |
| |
| // Query device info for |device| and add it to |devices_| if it is a |
| // gamepad. |
| void DeviceAdd(IOHIDDeviceRef device); |
| |
| // Remove |device| from the set of connected devices. |
| void DeviceRemove(IOHIDDeviceRef device); |
| |
| // Update the gamepad state for the button or axis referred to by |value|. |
| void ValueChanged(IOHIDValueRef value); |
| |
| // Register for connection events and value change notifications for HID |
| // devices. |
| void RegisterForNotifications(); |
| |
| // Unregister from connection events and value change notifications. |
| void UnregisterFromNotifications(); |
| |
| std::unique_ptr<GamepadDeviceMac> devices_[Gamepads::kItemsLengthCap]; |
| |
| DISALLOW_COPY_AND_ASSIGN(GamepadPlatformDataFetcherMac); |
| }; |
| |
| } // namespace device |
| |
| #endif // DEVICE_GAMEPAD_GAMEPAD_PLATFORM_DATA_FETCHER_MAC_H_ |