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 GRAPHIC_LITE_TIMER_H 17#define GRAPHIC_LITE_TIMER_H 18 19#include <cstdint> 20#ifdef _WIN32 21#elif defined(__LITEOS_M__) 22#include "cmsis_os2.h" 23#else 24#include <ctime> 25#include <time.h> 26#endif 27 28namespace OHOS { 29class GraphicTimer { 30public: 31 using GraphicTimerCb = void (*)(void*); 32 GraphicTimer(int32_t periodMs, GraphicTimerCb cb, void* arg, bool isPeriodic = false); 33 ~GraphicTimer(); 34 35 bool Start(); 36 bool SetPeriod(int32_t periodMs); 37 int32_t GetPeriod() 38 { 39 return periodMs_; 40 } 41 42#ifdef _WIN32 43 void* GetNativeTimer() 44#elif defined(__LITEOS_M__) 45 osTimerId_t GetNativeTimer() 46#else 47 timer_t GetNativeTimer() 48#endif 49 { 50 return timer_; 51 } 52 53 void Stop(); 54 bool IsPeriodic() 55 { 56 return isPeriodic_; 57 } 58 59 void Callback() 60 { 61 if (cb_ != nullptr) { 62 cb_(arg_); 63 } 64 } 65 66 static constexpr int32_t MAX_PERIOD_MS = 36E5; 67 68private: 69 int32_t periodMs_ = -1; 70 GraphicTimerCb cb_ = nullptr; 71 void* arg_ = nullptr; 72 bool isPeriodic_ = false; 73 74#ifdef _WIN32 75 void* timer_ = nullptr; 76#elif defined(__LITEOS_M__) 77 osTimerId_t timer_; 78#else 79 timer_t timer_; 80#endif 81 82 GraphicTimer() = delete; 83 GraphicTimer(const GraphicTimer&) = delete; 84 GraphicTimer& operator=(const GraphicTimer&) = delete; 85 GraphicTimer(GraphicTimer&&) = delete; 86 GraphicTimer& operator=(GraphicTimer&&) = delete; 87}; 88}; // namespace OHOS 89#endif // GRAPHIC_LITE_TIMER_H 90