/// <summary>
/// Specify a time in the given time zone
/// </summary>
/// <param name='year'>
/// Year.
/// </param>
/// <param name='month'>
/// Month.
/// </param>
/// <param name='day'>
/// Day.
/// </param>
/// <param name='hr'>
/// Hr.
/// </param>
/// <param name='mins'>
/// Mins.
/// </param>
/// <param name='secs'>
/// Secs.
/// </param>
/// <param name='ms'>
/// Ms.
/// </param>
/// <param name='zone'>
/// Zone.
/// </param>
public ZDateTime(int year, int month, int day, int hr, int mins, int secs, int ms, ZTimeZone zone)
{
DateTime baseutc = new DateTime(year, month, Math.Max(day, 1), hr, mins, secs, ms, DateTimeKind.Utc);
DateTime utc = (baseutc - zone.BaseUtcOffset);
var dst = zone.GetDSTInfoFor(utc);
if (zone.IsDaylightSavingTime(utc))
{
_utc = (utc.Ticks - 621355968000000000L) / 10000L - dst.Offset;
}
else
{
_utc = (utc.Ticks - 621355968000000000L) / 10000L;
}
_zone = zone;
_parts =
((ulong)year << 36) | ((ulong)month << 32) | ((ulong)day << 27) |
((ulong)hr << 22) | ((ulong)mins << 16) | ((ulong)secs << 10) | (ulong)ms;
}
