public override string ToString()
{
return
(StartPosition.ToString() +
StartTangent.ToString() +
EndPosition.ToString() +
EndTangent.ToString());
}
public override void ToX(XElement xe)
{
xe.Add(new XAttribute("Periodic", Periodic));
xe.Add(new XAttribute("HasFitPoints", HasFitPoints));
xe.Add(NurbsData.ToX());
if (HasFitPoints)
{
var e = new XElement("FitPoints",
new XAttribute("TangentsExist", TangentsExist));
xe.Add(e);
if (TangentsExist)
{
e.Add(new XAttribute("Start", StartTangent.ToString()));
e.Add(new XAttribute("End", EndTangent.ToString()));
}
foreach (var pt in FitPoints)
{
e.Add(pt.ToX("Point"));
}
}
MakeLayer(xe);
}