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_ABILITY_RUNTIME_IDLE_TIME_H 17 #define OHOS_ABILITY_RUNTIME_IDLE_TIME_H 18 19 #include "event_handler.h" 20 #include "native_engine/native_engine.h" 21 22 namespace OHOS { 23 namespace AppExecFwk { 24 class IdleTime : public std::enable_shared_from_this<IdleTime> { 25 public: 26 IdleTime(const std::shared_ptr<EventHandler> &eventHandler, const std::shared_ptr<NativeEngine> &nativeEngine); 27 ~IdleTime() = default; 28 void Start(); 29 30 private: 31 int64_t GetSysTimeNs(); 32 void OnVSync(int64_t nanoTimestamp, void* client); 33 void RequestVSync(); 34 void EventTask(); 35 void PostTask(); 36 37 int64_t firstVSyncTime_ = 0; 38 int64_t period_ = 0; 39 int32_t continueFailCount_ = 0; 40 int32_t successCount_ = 0; 41 std::shared_ptr<EventHandler> eventHandler_; 42 std::shared_ptr<NativeEngine> nativeEngine_; 43 }; 44 } // namespace AppExecFwk 45 } // namespace OHOS 46 #endif // OHOS_ABILITY_RUNTIME_IDLE_TIME_H