EdgeTriggeredCounter.h

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#pragma once
 
#include <cstdint>
 
namespace QGC {
 
template <typename CountT = uint8_t>
class EdgeTriggeredCounter
{
public:
    explicit EdgeTriggeredCounter(CountT threshold) : _threshold(threshold) {}
 
    bool record()
    {
        ++_count;
        if (_count >= _threshold && !_armed) {
            _armed = true;
            return true;
        }
        return false;
    }
 
    void reset()
    {
        _count = 0;
        _armed = false;
    }
 
    CountT count() const { return _count; }
    bool armed() const { return _armed; }
 
private:
    const CountT _threshold;
    CountT _count = 0;
    bool _armed = false;
};
 
}  // namespace QGC