1 /* 2 * Copyright (C) 2021 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 TIME_TICK_NOTIFY_H 17 #define TIME_TICK_NOTIFY_H 18 19 #include <mutex> 20 21 #include "timer.h" 22 23 namespace OHOS { 24 namespace MiscServices { 25 class TimeTickNotify { 26 public: 27 static TimeTickNotify &GetInstance(); 28 TimeTickNotify(); 29 ~TimeTickNotify(); 30 void Init(); 31 void Callback(); 32 void Stop(); 33 void PowerCallback(); 34 35 private: 36 uint64_t RefreshNextTriggerTime(); 37 Utils::Timer timer_; 38 uint32_t timerId_; 39 std::mutex timeridMutex_; 40 }; 41 } // namespace MiscServices 42 } // namespace OHOS 43 #endif