public RadForm1()
        {
            InitializeComponent();

            foreach (RadDiagramShape shape in this.radDiagram1.Shapes)
            {
                shape.PropertyChanged += shape_PropertyChanged; 
            }
        }

        private void shape_PropertyChanged(object sender, Telerik.Windows.Diagrams.Core.PropertyEventArgs e)
        {
            RadDiagramShape shape = sender as RadDiagramShape ;
            if (e.PropertyName == "Bounds")
            {
                shape.PropertyChanged -= shape_PropertyChanged; 
                shape.X += 1;
                shape.X -= 1;
                shape.PropertyChanged += shape_PropertyChanged; 
            }
        }