Prusa-Firmware/Firmware/Timer.h
2018-06-11 21:19:58 +02:00

52 lines
1.0 KiB
C++

/**
* @file
* @author Marek Bel
*/
#ifndef TIMER_H
#define TIMER_H
/**
* @brief simple timer
*
* Simple and memory saving implementation. Should handle timer register wrap around well.
* Resolution is one millisecond. To save memory, doesn't store timer period.
* If you wish timer which is storing period, derive from this.
*/
template <class T>
class Timer
{
public:
Timer();
void start();
void stop(){m_isRunning = false;}
bool running(){return m_isRunning;}
bool expired(T msPeriod);
protected:
bool m_isRunning;
T m_started;
};
/**
* @brief Timer unsigned long specialization
*
* Maximum period is at least 49 days.
*/
#if __cplusplus>=201103L
using LongTimer = Timer<unsigned long>;
#else
typedef Timer<unsigned long> LongTimer;
#endif
/**
* @brief Timer unsigned short specialization
*
* Maximum period is at least 65 seconds.
*/
#if __cplusplus>=201103L
using ShortTimer = Timer<unsigned short>;
#else
typedef Timer<unsigned short> ShortTimer;
#endif
#endif /* TIMER_H */