public void SetPointB(Point2d ptB)
{
_ptB = ptB;
}
/// <summary>
/// parameterized constructor
/// </summary>
/// <param name="ptA"></param>
/// <param name="ptB"></param>
public Line2d(Point2d ptA, Point2d ptB)
{
_ptA = ptA;
_ptB = ptB;
}
public void SetPointA(Point2d ptA)
{
_ptA = ptA;
}
/// <summary>
/// default constructor
/// </summary>
public Line2d()
{
_ptA = new Point2d();
_ptB = new Point2d();
}