internal override void ParseXml(XmlElement xml)
{
base.ParseXml(xml);
if (xml.HasAttribute("PredefinedType"))
Enum.TryParse<IfcChimneyTypeEnum>(xml.Attributes["PredefinedType"].Value,true, out mPredefinedType);
}
internal override void SetXML(XmlElement xml, BaseClassIfc host, HashSet<int> processed)