public void Read(int year, int month = 1, int day = 1, int hour = 0, int minute = 0, int second = 0, int milli = 0)
{
_date = _calendar.ToDateTime(year, month, day, hour, minute, second, milli);
Year = year;
Month = month;
Day = day;
DayOfWeek = _calendar.GetDayOfWeek(_date);
Hour = hour;
Minute = minute;
Second = second;
Millisecond = milli;
DateChanged(this);
}