private static void onTopLeftChanged(object sender, DependencyPropertyChangedEventArgs args)
{
PointCanvas s = (PointCanvas)sender;
Canvas.SetLeft(s, ((Point)args.NewValue).X);
Canvas.SetTop(s, ((Point)args.NewValue).Y);
}
public static Point GetTopLeft(PointCanvas pc)
{
return(pc.TopLeft);
}
public static void SetTopLeft(PointCanvas pc, Point value)
{
pc.TopLeft = value;
}