 private void SetColor()
        {
            switch (selectColor)
            {
                case 1:
                    Color1 = Color.Red;
                    break;
                case 2:
                    Color1 = Color.Green;
                    break;
                case 3:
                    Color1 = Color.Blue;
                    break;
            }
        }
        private void SetDash()
        {
            Pen1 = new Pen(Color1, Width1);
            switch (selectDash)
            {
                case 1:
                    Pen1.DashStyle = System.Drawing.Drawing2D.DashStyle.Dash;
                    break;
                case 2:
                    Pen1.DashStyle = System.Drawing.Drawing2D.DashStyle.Dot;
                    break;
                case 3:
                    Pen1.DashStyle = System.Drawing.Drawing2D.DashStyle.DashDot;
                    break;
                case 4:
                    Pen1.DashStyle = System.Drawing.Drawing2D.DashStyle.DashDotDot;
                    break;
                case 5:
                    Pen1.DashStyle = System.Drawing.Drawing2D.DashStyle.Solid;
                    break;
            }
        }   
