/// <summary>
/// Converts the node value to string, apply special conversions for defined
/// types in XMP.
/// </summary>
/// <param name="value">the node value to set</param>
/// <returns>Returns the String representation of the node value.</returns>
private static string SerializeNodeValue(object value)
{
if (value == null)
{
return(null);
}
if (value is bool)
{
return(XmpCore.XmpUtils.ConvertFromBoolean((bool)value));
}
if (value is int)
{
return(XmpCore.XmpUtils.ConvertFromInteger((int)value));
}
if (value is long)
{
return(XmpCore.XmpUtils.ConvertFromLong((long)value));
}
if (value is double)
{
return(XmpCore.XmpUtils.ConvertFromDouble((double)value));
}
string strValue;
var dateTime = value as IXmpDateTime;
if (dateTime != null)
{
strValue = XmpCore.XmpUtils.ConvertFromDate(dateTime);
}
else
{
var calendar = value as GregorianCalendar;
if (calendar != null)
{
var dt = XmpDateTimeFactory.CreateFromCalendar(calendar);
strValue = XmpCore.XmpUtils.ConvertFromDate(dt);
}
else
{
var sbytes = value as byte[];
strValue = sbytes != null?XmpCore.XmpUtils.EncodeBase64(sbytes) : value.ToString();
}
}
return(strValue != null?Utils.RemoveControlChars(strValue) : null);
}
/// <summary>
/// Converts the node value to string, apply special conversions for defined
/// types in XMP.
/// </summary>
/// <param name="value">the node value to set</param>
/// <returns>Returns the String representation of the node value.</returns>
private static string SerializeNodeValue(object value)
{
switch (value)
{
case null:
return(null);
case bool b:
return(XmpCore.XmpUtils.ConvertFromBoolean(b));
case int i:
return(XmpCore.XmpUtils.ConvertFromInteger(i));
case long l:
return(XmpCore.XmpUtils.ConvertFromLong(l));
case double d:
return(XmpCore.XmpUtils.ConvertFromDouble(d));
}
string strValue;
switch (value)
{
case IXmpDateTime dateTime:
strValue = XmpCore.XmpUtils.ConvertFromDate(dateTime);
break;
case GregorianCalendar calendar:
var dt = XmpDateTimeFactory.CreateFromCalendar(calendar);
strValue = XmpCore.XmpUtils.ConvertFromDate(dt);
break;
default:
strValue = value is byte[] sbytes?XmpCore.XmpUtils.EncodeBase64(sbytes) : value.ToString();
break;
}
return(strValue != null?Utils.RemoveControlChars(strValue) : null);
}
/**
* Date/Time utilities
*/
private static void CoverDateTime()
{
writeMajorLabel("Test date/time utilities and special values");
var date1 = XmpDateTimeFactory.Create(2000, 1, 31, 12, 34, 56, -1);
date1.TimeZone = TimeZoneInfo.FindSystemTimeZoneById("PST");
var date2 = XmpDateTimeFactory.Create(0, 0, 0, 0, 0, 0, 0);
GregorianCalendar cal = new GregorianCalendar(2007, 1, 28);
var date3 = XmpDateTimeFactory.CreateFromCalendar(cal);
var currentDateTime = XmpDateTimeFactory.GetCurrentDateTime();
log.WriteLine("Print date 2000 Jan 31 12:34:56 PST = {0}", date1);
log.WriteLine("Print zero date = {0}", date2);
log.WriteLine("Print date created by a calendar = {0}", date3);
log.WriteLine("Print current date = {0}", currentDateTime);
log.WriteLine();
}