public Demo()
{
InitializeComponent();
mDiagram = new Diagram();
mRandom = new Random();
}
Point mLocation; // node position, relative to the origin
#endregion Fields
#region Constructors
/// <summary>
/// Initialises a new instance of the Node class.
/// </summary>
public Node()
{
mLocation = Point.Empty;
mDiagram = null;
mConnections = new List<Node>();
}