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_REMOTE_SESSION_SYNCER_H 17 #define OHOS_REMOTE_SESSION_SYNCER_H 18 19 #include "avsession_info.h" 20 #include "avmeta_data.h" 21 #include "avplayback_state.h" 22 #include "avcontrol_command.h" 23 24 namespace OHOS::AVSession { 25 class RemoteSessionSyncer { 26 public: 27 using ObjectDataNotifier = std::function<void(const SessionDataCategory category, const std::string& deviceId)>; 28 using ObjectDisconnectNotifier = std::function<void(const std::string& deviceId)>; 29 30 virtual int32_t Init() = 0; 31 32 virtual int32_t PutAVMetaData(const AVMetaData& metaData) = 0; 33 34 virtual int32_t GetAVMetaData(AVMetaData& metaData) = 0; 35 36 virtual int32_t PutAVPlaybackState(const AVPlaybackState& state) = 0; 37 38 virtual int32_t GetAVPlaybackState(AVPlaybackState& state) = 0; 39 40 virtual int32_t PutControlCommand(const AVControlCommand& command) = 0; 41 42 virtual int32_t GetControlCommand(AVControlCommand& command) = 0; 43 44 virtual int32_t RegisterDataNotifier(const ObjectDataNotifier& notifier) = 0; 45 46 virtual int32_t RegisterDisconnectNotifier(const ObjectDisconnectNotifier& notifier) = 0; 47 48 virtual void Destroy() = 0; 49 50 virtual ~RemoteSessionSyncer() = default; 51 }; 52 } // namespace OHOS::AVSession 53 #endif // OHOS_REMOTE_SESSION_SYNCER_H