/// <summary>
/// Transforms the object or a deformable representation of the object.
/// </summary>
/// <param name="xform"> Transformation matrix. </param>
/// <returns> Transformed geometry. If the local geometry can be transformed accurately,
/// then the returned instance equals this instance. Not all geometry types can be accurately
/// transformed under all circumstances though, if this is the case, this function will
/// return an instance of another IGH_GeometricGoo derived type which can be transformed.</returns>
public override IGH_GeometricGoo Transform(Transform xform)
{
if (Value == null)
{
return(null);
}
else if (Value.IsValid == false)
{
return(null);
}
else if (Value is ExternalAxis)
{
// Get value and duplicate
ExternalAxis externalAxis = Value.DuplicateExternalAxis();
// Transform
externalAxis.Transform(xform);
// Make new Goo instance
GH_ExternalAxis externalAxisGoo = new GH_ExternalAxis(externalAxis);
// Return
return(externalAxisGoo);
}
return(null);
}
/// <summary>
/// Data constructor: Creates a External Axis Goo instance from another External Axis Goo instance.
/// This creates a shallow copy of the passed External Axis Goo instance.
/// </summary>
/// <param name="externalAxisGoo"> External Axis Goo instance to copy </param>
public GH_ExternalAxis(GH_ExternalAxis externalAxisGoo)
{
if (externalAxisGoo == null)
{
externalAxisGoo = new GH_ExternalAxis();
}
this.Value = externalAxisGoo.Value;
}
/// <summary>
/// Attempt a cast from generic object.
/// </summary>
/// <param name="source"> Reference to source of cast. </param>
/// <returns> True on success, false on failure. </returns>
public override bool CastFrom(object source)
{
if (source == null)
{
return(false);
}
//Cast from External Axis
if (typeof(ExternalAxis).IsAssignableFrom(source.GetType()))
{
Value = source as ExternalAxis;
return(true);
}
//Cast from External Axis Goo
if (typeof(GH_ExternalAxis).IsAssignableFrom(source.GetType()))
{
GH_ExternalAxis externalAxisGoo = source as GH_ExternalAxis;
Value = externalAxisGoo.Value as ExternalAxis;
return(true);
}
//Cast from External Linear Axis
if (typeof(ExternalLinearAxis).IsAssignableFrom(source.GetType()))
{
Value = source as ExternalAxis;
return(true);
}
//Cast from External Linear Axis Goo
if (typeof(GH_ExternalLinearAxis).IsAssignableFrom(source.GetType()))
{
GH_ExternalLinearAxis externalLinearAxisGoo = source as GH_ExternalLinearAxis;
Value = externalLinearAxisGoo.Value as ExternalAxis;
return(true);
}
//Cast from External Rotatioanl Axis
if (typeof(ExternalRotationalAxis).IsAssignableFrom(source.GetType()))
{
Value = source as ExternalAxis;
return(true);
}
//Cast from External Rotational Axis Goo
if (typeof(GH_ExternalRotationalAxis).IsAssignableFrom(source.GetType()))
{
GH_ExternalRotationalAxis externalRotationalAxisGoo = source as GH_ExternalRotationalAxis;
Value = externalRotationalAxisGoo.Value as ExternalAxis;
return(true);
}
return(false);
}
