/// <summary>
 /// Initializes a new instance of the <see cref="PolygonPointSelectedEventArgs"/> class with empty Members.
 /// Should only be used to reset the listeners.
 /// </summary>
 public PolygonPointSelectedEventArgs()
 {
     PolygonPoints = null;
     Point         = new util.PolyPointDescriptor();
 }
 /// <summary>
 /// Initializes a new instance of the <see cref="PolygonPointSelectedEventArgs"/> class with empty Members. 
 /// Should only be used to reset the listeners.
 /// </summary>
 public PolygonPointSelectedEventArgs()
 {
     PolygonPoints = null;
     Point = new util.PolyPointDescriptor();
 }
 /// <summary>
 /// Initializes a new instance of the <see cref="PolygonPointSelectedEventArgs"/> class.
 /// </summary>
 /// <param name="ppobs">polygon points observer.</param>
 /// <param name="point">current selected point.</param>
 public PolygonPointSelectedEventArgs(OoPolygonPointsObserver ppobs, tud.mci.tangram.util.PolyPointDescriptor point)
 {
     PolygonPoints = ppobs;
     Point         = point;
 }
 /// <summary>
 /// Initializes a new instance of the <see cref="PolygonPointSelectedEventArgs"/> class.
 /// </summary>
 /// <param name="ppobs">polygon points observer.</param>
 /// <param name="point">current selected point.</param>
 public PolygonPointSelectedEventArgs(OoPolygonPointsObserver ppobs, tud.mci.tangram.util.PolyPointDescriptor point)
 {
     PolygonPoints = ppobs;
     Point = point;
 }