MissionPlanner.GMapMarkerWP.GMapMarkerWP C# (CSharp) Method

        public GMapMarkerWP(PointLatLng p, string wpno)
            : base(p, GMarkerGoogleType.green)
        {
            this.wpno = wpno;
            if (font == null)
                font = SystemFonts.DefaultFont;

            if (!fontBitmaps.ContainsKey(wpno))
            {
                Bitmap temp = new Bitmap(100,40, PixelFormat.Format32bppArgb);
                using (Graphics g = Graphics.FromImage(temp))
                {
                    txtsize = g.MeasureString(wpno, font);

                    g.DrawString(wpno, font, Brushes.Black, new PointF(0, 0));
                }
                fontBitmaps[wpno] = temp;
            }
        }