System.Drawing.Pen.SetLineCap C# (CSharp) Method

        public void SetLineCap(LineCap startCap, LineCap endCap, DashCap dashCap)
        {
            StartCap = startCap;
        }

 public DrawCompass(Panel _panel)
     : base(_panel, _panel.Height / 2 - 20, _panel.Height / 10)
 {
     arrowPen = new Pen(Color.DarkGreen, 3.0f);
     LineCap lineCap = LineCap.ArrowAnchor;
     arrowPen.SetLineCap(lineCap, LineCap.Flat, DashCap.Flat);
 }