private void AddTimer(Minute interval)
{
long startDateTicks = _startTime.Value.AsUtc().Ticks;
long span = interval.AsTimeSpan().Ticks;
long cycles;
long remainder = Math.DivRem(DateTime.UtcNow.Ticks - startDateTicks, span, out cycles);
long dueTime = startDateTicks + (span * (cycles + 1)) - remainder;
_timers[interval] = new ThreadingTimer(_timerDelegate, interval, dueTime, span);
}
public void RingAtEach(Minute interval, Minute duration)
{
_duration = duration.AsTimeSpan().Milliseconds;
EmptySchedules();
base.AddPeriodicTask(interval, Ring);
}
