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 AUDIO_RENDERER_STATE_CALLBACK_NAPI_H 17 #define AUDIO_RENDERER_STATE_CALLBACK_NAPI_H 18 19 #include "audio_common_napi.h" 20 #include "audio_manager_napi.h" 21 #include "audio_stream_manager.h" 22 #include "napi/native_api.h" 23 #include "napi/native_node_api.h" 24 25 namespace OHOS { 26 namespace AudioStandard { 27 class AudioRendererStateCallbackNapi : public AudioRendererStateChangeCallback { 28 public: 29 explicit AudioRendererStateCallbackNapi(napi_env env); 30 virtual ~AudioRendererStateCallbackNapi(); 31 void SaveCallbackReference(napi_value callback); 32 void RemoveCallbackReference(); 33 void OnRendererStateChange( 34 const std::vector<std::unique_ptr<AudioRendererChangeInfo>> &audioRendererChangeInfos) override; 35 36 private: 37 struct AudioRendererStateJsCallback { 38 std::shared_ptr<AutoRef> callback = nullptr; 39 std::vector<std::unique_ptr<AudioRendererChangeInfo>> changeInfos; 40 }; 41 42 void OnJsCallbackRendererState(std::unique_ptr<AudioRendererStateJsCallback> &jsCb); 43 44 std::mutex mutex_; 45 napi_env env_ = nullptr; 46 std::shared_ptr<AutoRef> rendererStateCallback_ = nullptr; 47 }; 48 } // namespace AudioStandard 49 } // namespace OHOS 50 #endif // AUDIO_RENDERERSTATE_CALLBACK_NAPI_H 51