Autodesk.AutoCAD.Geometry.Entity2d Autodesk.AutoCAD.Geometry.PointEntity2d Autodesk.AutoCAD.Geometry.PointOnCurve2d
Public sealed Class PointOnCurve2d Inherits PointEntity2d
public sealed class PointOnCurve2d : PointEntity2d;
This .NET class wraps the AcGePointOnCurve2d ObjectARX class.
It represents a point on a 2D parametric curve. This class encapsulates all of the geometric information of a point on a 2D curve, including its parameter value, 2D coordinates, and derivatives.
Geometry library documentation in ObjectARX Developer's Guide