/// <summary>
/// Creates a new instance of the <see cref="ApproximateDateTime"/>
/// class with the specified date and time.
/// </summary>
///
/// <param name="approximateDate">
/// The approximation of the date.
/// </param>
///
/// <param name="approximateTime">
/// The approximation of the time.
/// </param>
///
/// <exception cref="ArgumentNullException">
/// If <paramref name="approximateDate"/> is <b>null</b>.
/// </exception>
///
public ApproximateDateTime(
ApproximateDate approximateDate,
ApproximateTime approximateTime)
: this(approximateDate)
{
_approximateTime = approximateTime;
}
/// <summary>
/// Creates a new instance of the <see cref="ApproximateDateTime"/>
/// class with the specified date.
/// </summary>
///
/// <param name="approximateDate">
/// The approximation of the date.
/// </param>
///
/// <exception cref="ArgumentNullException">
/// The <paramref name="approximateDate"/> parameter is <b>null</b>.
/// </exception>
///
public ApproximateDateTime(ApproximateDate approximateDate)
{
Validator.ThrowIfArgumentNull(approximateDate, nameof(approximateDate), Resources.ApproximateDateTimeDateNull);
_approximateDate = approximateDate;
_approximateTime = null;
}
internal string ToString(IFormatProvider formatProvider)
{
StringBuilder result = new StringBuilder(50);
if (string.IsNullOrEmpty(Description))
{
result.Append(ApproximateDate.ToString(formatProvider));
if (ApproximateTime != null &&
ApproximateTime.HasValue)
{
string time = ApproximateTime.ToString(formatProvider);
if (!string.IsNullOrEmpty(time))
{
result.Append(" ");
result.Append(time);
}
}
if (TimeZone != null)
{
result.Append(" ");
result.Append(TimeZone.Text);
}
}
else
{
result.Append(Description);
}
return(result.ToString());
}
/// <summary>
/// Creates a new instance of the <see cref="ApproximateDateTime"/>
/// class with the specified date, time, and time zone.
/// </summary>
///
/// <param name="approximateDate">
/// The approximation of the date.
/// </param>
///
/// <param name="approximateTime">
/// The approximation of the time.
/// </param>
///
/// <param name="timeZone">
/// The time zone of the approximate time.
/// </param>
///
/// <exception cref="ArgumentNullException">
/// The <paramref name="approximateDate"/> parameter is <b>null</b>.
/// </exception>
///
public ApproximateDateTime(
ApproximateDate approximateDate,
ApproximateTime approximateTime,
CodableValue timeZone)
: this(approximateDate, approximateTime)
{
_timeZone = timeZone;
}
/// <summary>
/// Populates the data for the approximate date and time from the XML.
/// </summary>
///
/// <param name="navigator">
/// The XML node representing the approximate date and time.
/// </param>
///
/// <exception cref="ArgumentNullException">
/// The <paramref name="navigator"/> parameter is <b>null</b>.
/// </exception>
///
public override void ParseXml(XPathNavigator navigator)
{
Validator.ThrowIfNavigatorNull(navigator);
XPathNavigator structuredNav =
navigator.SelectSingleNode("structured");
if (structuredNav != null)
{
_approximateDate = new ApproximateDate();
_approximateDate.ParseXml(
structuredNav.SelectSingleNode("date"));
XPathNavigator timeNav =
structuredNav.SelectSingleNode("time");
if (timeNav != null)
{
_approximateTime = new ApproximateTime();
_approximateTime.ParseXml(timeNav);
}
else
{
_approximateTime = null;
}
XPathNavigator tzNav =
structuredNav.SelectSingleNode("tz");
if (tzNav != null)
{
_timeZone = new CodableValue();
_timeZone.ParseXml(tzNav);
}
}
else
{
_description =
navigator.SelectSingleNode("descriptive").Value;
_approximateDate = null;
}
}
/// <summary>
/// Compares the specified object to this <see cref="ApproximateDateTime"/>
/// object.
/// </summary>
///
/// <param name="other">
/// The date to be compared.
/// </param>
///
/// <returns>
/// A 32-bit signed integer that indicates the relative order of the
/// objects being compared. If the result is less than zero, the
/// instance is less than <paramref name="other"/>. If the result is zero,
/// the instance is equal to <paramref name="other"/>. If the result is
/// greater than zero, the instance is greater than
/// <paramref name="other"/>.
/// </returns>
///
public int CompareTo(LocalDateTime other)
{
if (ApproximateDate == null)
{
return(-1);
}
int result = ApproximateDate.CompareTo(other.Date);
if (result != 0)
{
return(result);
}
if (ApproximateTime == null)
{
return(-1);
}
return(ApproximateTime.CompareTo(other.TimeOfDay));
}
/// <summary>
/// Compares the specified object to this <see cref="ApproximateDateTime"/>
/// object.
/// </summary>
///
/// <param name="other">
/// The date to be compared.
/// </param>
///
/// <returns>
/// A 32-bit signed integer that indicates the relative order of the
/// objects being compared. If the result is less than zero, the
/// instance is less than <paramref name="other"/>. If the result is zero
/// the instance is equal to <paramref name="other"/>. If the result is
/// greater than zero, the instance is greater than
/// <paramref name="other"/>.
/// </returns>
///
public int CompareTo(ApproximateDateTime other)
{
if (other == null)
{
return(1);
}
if (ApproximateDate == null)
{
if (other.ApproximateDate != null)
{
return(-1);
}
return(Description.CompareTo(other.Description));
}
int result = ApproximateDate.CompareTo(other.ApproximateDate);
if (result != 0)
{
return(result);
}
if (ApproximateTime == null)
{
if (other.ApproximateTime != null)
{
return(-1);
}
return(0);
}
return(ApproximateTime.CompareTo(other.ApproximateTime));
}
/// <summary>
/// Creates a new instance of the <see cref="ApproximateDateTime"/>
/// class from a DateTime instance.
/// </summary>
/// <param name="dateTime">The local date/time to copy from.</param>
/// <remarks>
/// The time zone is not set by this constructor.
/// </remarks>
public ApproximateDateTime(LocalDateTime dateTime)
{
_approximateDate = new ApproximateDate(dateTime.Year, dateTime.Month, dateTime.Day);
_approximateTime = new ApproximateTime(dateTime.Hour, dateTime.Minute, dateTime.Second, dateTime.Millisecond);
}
