public static Duration GetDurationFromChristBirth(PartialDateInfo dateInfo)
{
long hours = 0;
if (dateInfo.Era == Era.AnnoDomini)
{
hours += HoursInYear * (dateInfo.Year - 1); // There is no zero year.
}
else
{
hours = HoursInYear * (-dateInfo.Year);
}
if (dateInfo.Month.HasValue)
{
hours += HoursInMonth * (dateInfo.Month.Value - 1);
if (dateInfo.Day.HasValue)
{
hours += HoursInDay * (dateInfo.Day.Value - 1);
if (dateInfo.Hour.HasValue)
{
hours += dateInfo.Hour.Value;
}
}
}
return(new Duration(hours));
}
public SpecificDate(Era era, long year, int?month = null, int?day = null, int?hour = null)
{
_dateInfo = new PartialDateInfo(era, year, month, day, hour);
}
protected override PartialDateInfo GetDateInfo()
{
var now = DateTime.Now;
return(PartialDateInfo.AnnoDomini(now.Year, now.Month, now.Day, now.Hour));
}