internal List<IfcGridAxis> extractAxes(XmlNode node)
{
List<IfcGridAxis> axes = new List<IfcGridAxis>(node.ChildNodes.Count);
foreach (XmlNode cn in node.ChildNodes)
{
IfcGridAxis a = mDatabase.ParseXml<IfcGridAxis>(cn as XmlElement);
if (a != null)
axes.Add(a);
}
return axes;
}