1 /* 2 * Copyright (c) 2021-2022 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 AUDIO_BLUETOOTH_MANAGERI_H 17 #define AUDIO_BLUETOOTH_MANAGERI_H 18 19 #include "bluetooth_a2dp_src.h" 20 #include "bluetooth_a2dp_codec.h" 21 #include "bluetooth_hfp_ag.h" 22 #include "idevice_status_observer.h" 23 24 namespace OHOS { 25 namespace Bluetooth { 26 27 int32_t RegisterDeviceObserver(AudioStandard::IDeviceStatusObserver &observer); 28 void UnregisterDeviceObserver(); 29 30 // Audio bluetooth a2dp feature support 31 class AudioA2dpListener : public A2dpSourceObserver { 32 public: 33 AudioA2dpListener() = default; 34 virtual ~AudioA2dpListener() = default; 35 36 virtual void OnConnectionStateChanged(const BluetoothRemoteDevice &device, int state); 37 virtual void OnConfigurationChanged(const BluetoothRemoteDevice &device, const A2dpCodecInfo &info, int error); 38 virtual void OnPlayingStatusChanged(const BluetoothRemoteDevice &device, int playingState, int error); 39 40 private: 41 BLUETOOTH_DISALLOW_COPY_AND_ASSIGN(AudioA2dpListener); 42 }; 43 44 class AudioA2dpManager { 45 public: 46 AudioA2dpManager() = default; 47 virtual ~AudioA2dpManager() = default; 48 static void RegisterBluetoothA2dpListener(); 49 static void UnregisterBluetoothA2dpListener(); 50 static void ConnectBluetoothA2dpSink(); 51 static void DisconnectBluetoothA2dpSink(); SetConnectionState(int state)52 static void SetConnectionState(int state) 53 { 54 connectionState_ = state; 55 } GetConnectionState()56 static int GetConnectionState() 57 { 58 return connectionState_; 59 } SetBluetoothSinkLoaded(bool isLoaded)60 static void SetBluetoothSinkLoaded(bool isLoaded) 61 { 62 bluetoothSinkLoaded_ = isLoaded; 63 } GetBluetoothSinkLoaded()64 static bool GetBluetoothSinkLoaded() 65 { 66 return bluetoothSinkLoaded_; 67 } SetBluetoothRemoteDevice(BluetoothRemoteDevice device)68 static void SetBluetoothRemoteDevice(BluetoothRemoteDevice device) 69 { 70 bluetoothRemoteDevice_ = device; 71 } GetBluetoothRemoteDevice()72 static BluetoothRemoteDevice GetBluetoothRemoteDevice() 73 { 74 return bluetoothRemoteDevice_; 75 } 76 77 private: 78 static A2dpSource *a2dpInstance_; 79 static AudioA2dpListener a2dpListener_; 80 static int connectionState_; 81 static bool bluetoothSinkLoaded_; 82 static BluetoothRemoteDevice bluetoothRemoteDevice_; 83 }; 84 85 // Audio bluetooth sco feature support 86 class AudioHfpListener : public HandsFreeAudioGatewayObserver { 87 public: 88 AudioHfpListener() = default; 89 virtual ~AudioHfpListener() = default; 90 91 void OnScoStateChanged(const BluetoothRemoteDevice &device, int state); OnConnectionStateChanged(const BluetoothRemoteDevice & device,int state)92 void OnConnectionStateChanged(const BluetoothRemoteDevice &device, int state) {} OnActiveDeviceChanged(const BluetoothRemoteDevice & device)93 void OnActiveDeviceChanged(const BluetoothRemoteDevice &device) {} OnHfEnhancedDriverSafetyChanged(const BluetoothRemoteDevice & device,int indValue)94 void OnHfEnhancedDriverSafetyChanged(const BluetoothRemoteDevice &device, int indValue) {} 95 96 private: 97 BLUETOOTH_DISALLOW_COPY_AND_ASSIGN(AudioHfpListener); 98 }; 99 100 class AudioHfpManager { 101 public: 102 AudioHfpManager() = default; 103 virtual ~AudioHfpManager() = default; 104 static void RegisterBluetoothScoListener(); 105 static void UnregisterBluetoothScoListener(); 106 107 private: 108 static HandsFreeAudioGateway *hfpInstance_; 109 static AudioHfpListener hfpListener_; 110 }; 111 } 112 } 113 #endif // AUDIO_BLUETOOTH_MANAGERI_H 114