1 /* 2 * Copyright (C) 2022 Huawei Device Co., Ltd. 3 * Licensed under the Apache License, Version 2.0 (the "License"); 4 * you may not use this file except in compliance with the License. 5 * You may obtain a copy of the License at 6 * 7 * http://www.apache.org/licenses/LICENSE-2.0 8 * 9 * Unless required by applicable law or agreed to in writing, software 10 * distributed under the License is distributed on an "AS IS" BASIS, 11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12 * See the License for the specific language governing permissions and 13 * limitations under the License. 14 */ 15 16 #ifndef OHOS_BLUETOOTH_STANDARD_AVRCP_TG_INTERFACE_H 17 #define OHOS_BLUETOOTH_STANDARD_AVRCP_TG_INTERFACE_H 18 19 #include "bluetooth_service_ipc_interface_code.h" 20 #include "iremote_broker.h" 21 #include "i_bluetooth_avrcp_tg_observer.h" 22 23 namespace OHOS { 24 namespace Bluetooth { 25 class IBluetoothAvrcpTg : public OHOS::IRemoteBroker { 26 public: 27 DECLARE_INTERFACE_DESCRIPTOR(u"ohos.ipc.IBluetoothAvrcpTg"); 28 29 virtual void RegisterObserver(const sptr<IBluetoothAvrcpTgObserver> &observer) = 0; 30 virtual void UnregisterObserver(const sptr<IBluetoothAvrcpTgObserver> &observer) = 0; 31 virtual void SetActiveDevice(const BluetoothRawAddress &addr) = 0; 32 virtual int32_t Connect(const BluetoothRawAddress &addr) = 0; 33 virtual int32_t Disconnect(const BluetoothRawAddress &addr) = 0; 34 virtual std::vector<BluetoothRawAddress> GetConnectedDevices() = 0; 35 virtual std::vector<BluetoothRawAddress> GetDevicesByStates(const std::vector<int32_t> &states) = 0; 36 virtual int32_t GetDeviceState(const BluetoothRawAddress &addr) = 0; 37 virtual void NotifyPlaybackStatusChanged(int32_t playStatus, int32_t playbackPos) = 0; 38 virtual void NotifyTrackChanged(int64_t uid, int32_t playbackPos) = 0; 39 virtual void NotifyTrackReachedEnd(int32_t playbackPos) = 0; 40 virtual void NotifyTrackReachedStart(int32_t playbackPos) = 0; 41 virtual void NotifyPlaybackPosChanged(int32_t playbackPos) = 0; 42 virtual void NotifyPlayerAppSettingChanged(const std::vector<int32_t> &attributes, 43 const std::vector<int32_t> &values) = 0; 44 virtual void NotifyNowPlayingContentChanged() = 0; 45 virtual void NotifyAvailablePlayersChanged() = 0; 46 virtual void NotifyAddressedPlayerChanged(int32_t playerId, int32_t uidCounter) = 0; 47 virtual void NotifyUidChanged(int32_t uidCounter) = 0; 48 virtual void NotifyVolumeChanged(int32_t volume) = 0; 49 virtual int32_t SetDeviceAbsoluteVolume(const BluetoothRawAddress &addr, int32_t volumeLevel) = 0; 50 virtual int32_t SetDeviceAbsVolumeAbility(const BluetoothRawAddress &addr, int32_t ability) = 0; 51 virtual int32_t GetDeviceAbsVolumeAbility(const BluetoothRawAddress &addr, int32_t &ability) = 0; 52 }; 53 } // namespace Bluetooth 54 } // namespace OHOS 55 #endif // OHOS_BLUETOOTH_STANDARD_AVRCP_TG_INTERFACE_H