internal override void AddValuePairs(List <DxfCodePair> pairs, DxfAcadVersion version, bool outputHandles)
{
pairs.Add(new DxfCodePair(72, (short)4));
pairs.Add(new DxfCodePair(94, Degree));
pairs.Add(new DxfCodePair(73, BoolShort(IsRational)));
pairs.Add(new DxfCodePair(74, BoolShort(IsPeriodic)));
pairs.Add(new DxfCodePair(95, Knots.Count));
pairs.Add(new DxfCodePair(96, ControlPoints.Count));
foreach (var item in Knots)
{
pairs.Add(new DxfCodePair(40, item));
}
foreach (var item in ControlPoints)
{
pairs.Add(new DxfCodePair(10, item.Point.X));
pairs.Add(new DxfCodePair(20, item.Point.Y));
}
if (ControlPoints.Any(cp => cp.Weight != 1.0))
{
foreach (var item in ControlPoints)
{
pairs.Add(new DxfCodePair(42, item.Weight));
}
}
pairs.Add(new DxfCodePair(97, FitPoints.Count));
foreach (var item in FitPoints)
{
pairs.Add(new DxfCodePair(11, item.X));
pairs.Add(new DxfCodePair(21, item.Y));
}
pairs.Add(new DxfCodePair(12, StartTangent.X));
pairs.Add(new DxfCodePair(22, StartTangent.Y));
pairs.Add(new DxfCodePair(13, EndTangent.X));
pairs.Add(new DxfCodePair(23, EndTangent.Y));
}
protected override void OnParametersSet()
{
if (Source != null && Target != null && ControlPointMethods != null)
{
if (Source.NodeId != null)
{
Source.Node = Diagram.Nodes.Find(Source.NodeId);
if (Source.Node != null)
{
Source.Node.SizeChanged += SizeChanged;
}
FixAnchor(Source);
}
if (Target.NodeId != null)
{
Target.Node = Diagram.Nodes.Find(Target.NodeId);
if (Target.Node != null)
{
Target.Node.SizeChanged += SizeChanged;
}
FixAnchor(Target);
}
Source.CoordinatesChanged = UpdateControlPoints;
Target.CoordinatesChanged = UpdateControlPoints;
if (!ControlPoints.Any())
{
InitializeControlPoints();
}
else
{
UpdateControlPoints();
}
}
if (Links.Register(this))
{
OnCreate?.Invoke(this);
}
base.OnParametersSet();
}
