/// <summary>Creates an <code>XMPDateTime</code>-instance from a calendar.</summary>
/// <param name="calendar">a <code>Calendar</code></param>
public XMPDateTimeImpl(Sharpen.Calendar calendar)
{
// EMPTY
// extract the date and timezone from the calendar provided
DateTime date = calendar.GetTime();
TimeZoneInfo zone = calendar.GetTimeZone();
// put that date into a calendar the pretty much represents ISO8601
// I use US because it is close to the "locale" for the ISO8601 spec
Sharpen.GregorianCalendar intCalendar = (Sharpen.GregorianCalendar)Sharpen.Calendar.GetInstance(CultureInfo.InvariantCulture);
intCalendar.SetGregorianChange(Sharpen.Extensions.CreateDate(long.MinValue));
intCalendar.SetTimeZone(zone);
intCalendar.SetTime(date);
this.year = intCalendar.Get(Sharpen.CalendarEnum.Year);
this.month = intCalendar.Get(Sharpen.CalendarEnum.Month) + 1;
// cal is from 0..12
this.day = intCalendar.Get(Sharpen.CalendarEnum.DayOfMonth);
this.hour = intCalendar.Get(Sharpen.CalendarEnum.HourOfDay);
this.minute = intCalendar.Get(Sharpen.CalendarEnum.Minute);
this.second = intCalendar.Get(Sharpen.CalendarEnum.Second);
this.nanoSeconds = intCalendar.Get(Sharpen.CalendarEnum.Millisecond) * 1000000;
this.timeZone = intCalendar.GetTimeZone();
// object contains all date components
hasDate = hasTime = hasTimeZone = true;
}
/// <summary>Make sure a time is UTC.</summary>
/// <remarks>
/// Make sure a time is UTC. If the time zone is not UTC, the time is
/// adjusted and the time zone set to be UTC.
/// </remarks>
/// <param name="dateTime">
/// the <code>XMPDateTime</code> variable containing the time to
/// be modified.
/// </param>
/// <returns>Returns an updated <code>XMPDateTime</code>-object.</returns>
public static XMPDateTime ConvertToUTCTime(XMPDateTime dateTime)
{
long timeInMillis = dateTime.GetCalendar().GetTimeInMillis();
Sharpen.GregorianCalendar cal = new Sharpen.GregorianCalendar(Utc);
cal.SetGregorianChange(Sharpen.Extensions.CreateDate(long.MinValue));
cal.SetTimeInMillis(timeInMillis);
return new XMPDateTimeImpl(cal);
}
/// <summary>Make sure a time is UTC.</summary>
/// <remarks>
/// Make sure a time is UTC. If the time zone is not UTC, the time is
/// adjusted and the time zone set to be UTC.
/// </remarks>
/// <param name="dateTime">
/// the <code>XMPDateTime</code> variable containing the time to
/// be modified.
/// </param>
/// <returns>Returns an updated <code>XMPDateTime</code>-object.</returns>
public static XMPDateTime ConvertToUTCTime(XMPDateTime dateTime)
{
long timeInMillis = dateTime.GetCalendar().GetTimeInMillis();
Sharpen.GregorianCalendar cal = new Sharpen.GregorianCalendar(Utc);
cal.SetGregorianChange(Sharpen.Extensions.CreateDate(long.MinValue));
cal.SetTimeInMillis(timeInMillis);
return(new XMPDateTimeImpl(cal));
}
/// <seealso cref="Com.Adobe.Xmp.XMPDateTime.GetCalendar()"/>
public virtual Sharpen.Calendar GetCalendar()
{
Sharpen.GregorianCalendar calendar = (Sharpen.GregorianCalendar)Sharpen.Calendar.GetInstance(CultureInfo.InvariantCulture);
calendar.SetGregorianChange(Sharpen.Extensions.CreateDate(long.MinValue));
if (hasTimeZone)
{
calendar.SetTimeZone(timeZone);
}
calendar.Set(Sharpen.CalendarEnum.Year, year);
calendar.Set(Sharpen.CalendarEnum.Month, month - 1);
calendar.Set(Sharpen.CalendarEnum.DayOfMonth, day);
calendar.Set(Sharpen.CalendarEnum.HourOfDay, hour);
calendar.Set(Sharpen.CalendarEnum.Minute, minute);
calendar.Set(Sharpen.CalendarEnum.Second, second);
calendar.Set(Sharpen.CalendarEnum.Millisecond, nanoSeconds / 1000000);
return(calendar);
}
/// <summary>Make sure a time is UTC.</summary>
/// <remarks>
/// Make sure a time is UTC. If the time zone is not UTC, the time is
/// adjusted and the time zone set to be UTC.
/// </remarks>
/// <param name="dateTime">
/// the <c>XMPDateTime</c> variable containing the time to
/// be modified.
/// </param>
/// <returns>Returns an updated <c>XMPDateTime</c>-object.</returns>
public static IXmpDateTime ConvertToUtcTime(IXmpDateTime dateTime)
{
var timeInMillis = dateTime.Calendar.GetTimeInMillis();
var cal = new GregorianCalendar(TimeZoneInfo.Utc);
cal.SetGregorianChange(XmpDateTime.UnixTimeToDateTime(long.MinValue));
cal.SetTimeInMillis(timeInMillis);
return new XmpDateTime(cal);
}
