public DrawArea()
{
InitializeComponent();
ActiveShape = DrawShapeType.Pointer;
listShapes = new ListShapes();
uRManager = new UndoRedoManager(listShapes);
actions = new GraphicsEditor.Actions.Action[(int)DrawShapeType.NumberOfDrawShapes];
actions[(int)DrawShapeType.Pointer] = new ActionPointer();
actions[(int)DrawShapeType.Rectangle] = new ActionRectangle();
actions[(int)DrawShapeType.Ellipse] = new ActionEllipse();
}
public UndoRedoManager(ListShapes _list)
{
list = _list;
ClearHistory();
}