internal virtual int GetDatePart(DateTime time, int part)
{
int HijriYear = 0;
int HijriMonth = 0;
int HijriDay = 0;
UmAlQuraCalendar.CheckTicksRange(time.Ticks);
UmAlQuraCalendar.ConvertGregorianToHijri(time, ref HijriYear, ref HijriMonth, ref HijriDay);
if (part == 0)
{
return(HijriYear);
}
if (part == 2)
{
return(HijriMonth);
}
if (part == 3)
{
return(HijriDay);
}
if (part == 1)
{
return((int)(UmAlQuraCalendar.GetAbsoluteDateUmAlQura(HijriYear, HijriMonth, HijriDay) - UmAlQuraCalendar.GetAbsoluteDateUmAlQura(HijriYear, 1, 1) + 1L));
}
throw new InvalidOperationException(Environment.GetResourceString("InvalidOperation_DateTimeParsing"));
}
/// <summary>计算指定日期出现在哪个纪元。</summary>
/// <returns>总是返回 <see cref="F:System.Globalization.UmAlQuraCalendar.UmAlQuraEra" /> 值。</returns>
/// <param name="time">要读取的数据类型。</param>
/// <exception cref="T:System.ArgumentOutOfRangeException">
/// <paramref name="time" /> 超出了此日历支持的范围。</exception>
public override int GetEra(DateTime time)
{
UmAlQuraCalendar.CheckTicksRange(time.Ticks);
return(1);
}
