gistfile1.txt

var points = new List<PointF>();
			points.Add (new PointF(1f, 1f));
			points.Add (new PointF(2f, 2f));
			points.Add (new PointF(3f, 3f));
			points.Add (new PointF(4f, 4f));
			
			var shareButton = new UIBarButtonItem(UIBarButtonSystemItem.Reply);
			shareButton.Clicked += (sender, e) => {
				
				var pointList = (from p in points select new PointF(p.X, p.Y)).ToArray();
				Console.WriteLine ("Points = " + points.Count);
				
			};
			NavigationItem.RightBarButtonItem = shareButton;