Timer.h

// Copyright (c) Qualcomm Technologies, Inc. and/or its subsidiaries.
// SPDX-License-Identifier: BSD-3-Clause-Clear
 
#ifndef RESOURCE_TUNER_TIMER_H
#define RESOURCE_TUNER_TIMER_H
 
#include <chrono>
#include <thread>
#include <atomic>
#include <functional>
#include <mutex>
#include <condition_variable>
 
#include "Logger.h"
#include "ThreadPool.h"
 
class Timer {
private:
    int64_t mDuration; 
    int8_t mIsRecurring; 
    std::atomic<int8_t> mTimerStop; 
    std::condition_variable mTimerCond; 
    std::mutex mTimerMutex; // !<Mutex to protect the condition variable.
    std::function<void(void*)> mCallback; 
 
    void implementTimer();
 
public:
    // Create the ThreadPool as a static member so that all the Timer objects can share it.
    static ThreadPool* mTimerThreadPool;
 
    Timer(std::function<void(void*)> callBack, int8_t isRecurring=false);
    ~Timer();
 
    int8_t startTimer(int64_t duration);
 
    void killTimer();
};
 
#endif