/// <summary>Append a line segment to the current figure.</summary>
/// <param name="point1">The start point coordinates.<see cref="System.PointD"/></param>
/// <param name="point2">The end point coordinates.<see cref="System.PointD"/></param>
public void AddLine(System.Windows.Point point1, System.Windows.Point point2)
{
X11LinePathSegment ln = new X11LinePathSegment(point1, point2);
_elements.Add(ln);
}
/// <summary>Append a line segment to the current figure.</summary>
/// <param name="x1">The start point x coordinate.<see cref="System.Double"/></param>
/// <param name="y1">The start point y coordinate.<see cref="System.Double"/></param>
/// <param name="x2">The end point x coordinate.<see cref="System.Double"/></param>
/// <param name="y2">The end point y coordinate.<see cref="System.Double"/></param>
public void AddLine(double x1, double y1, double x2, double y2)
{
X11LinePathSegment ln = new X11LinePathSegment(x1, y1, x2, y2);
_elements.Add(ln);
}