<TypeConverterAttribute("System.Windows.LengthConverter, PresentationFramework, Version=3.0.0.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35")>
Public Property X1 As Double

Dim instance As AnnLineObject
Dim value As Double
 
instance.X1 = value
 
value = instance.X1

[TypeConverterAttribute("System.Windows.LengthConverter, PresentationFramework, Version=3.0.0.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35")]
public double X1 {get; set;}

[TypeConverterAttribute("System.Windows.LengthConverter, PresentationFramework, Version=3.0.0.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35")]
public:
property double X1 {
   double get();
   void set (double value);
}