public static IObservable <long> PeriodicTimer(DateTimeOffset dueTime, TimeSpan period, IScheduler scheduler)
{
Invariant.ArgumentNotNull((object)scheduler, "scheduler");
TimeSpan p = ObservableTimers.Normalize(period);
return(Observable.Create <long>((Func <IObserver <long>, IDisposable>)(observer =>
{
long count = 0;
return scheduler.Schedule(dueTime, (Action <Action <DateTimeOffset> >)(self =>
{
IObserver <long> observer1 = observer;
long num1 = count;
count = num1 + 1L;
long num2 = num1;
observer1.OnNext(num2);
self(scheduler.Now + p);
}));
})));
}
