Load Font from Memory

using System;
using System.Drawing;
using System.Drawing.Text;
using System.IO;

namespace CamshaftSearch.DataClasses
{
    /// <summary>
    /// Static class for loading fonts into memory
    /// This allows for them to be used without being installed on the host machine
    /// </summary>
    public static class MemoryFont
    {
        /// <summary>
        /// Gets the Helvetica font that is loaded into memory
        /// </summary>
        public static Font Helvetica { get { return _helvetica; } }
        /// <summary>
        /// Gets the Consolas font that is loaded into memory
        /// </summary>
        public static Font Consolas { get { return _consolas; } }

        private static Font _helvetica;
        private static Font _consolas;
        private static PrivateFontCollection _fonts;
        private static bool _initialized = false;

        public static void LoadFonts(object assembly)
        {
            if (_initialized)
                return;
            _fonts = new PrivateFontCollection();
            string[] resources = new string[] {
                "CamshaftSearch.Properties.Helvetica.ttf",
                "CamshaftSearch.Properties.consola.ttf" };
            foreach (string resource in resources)
            {
                using (Stream stream = assembly.GetType().Assembly.GetManifestResourceStream(resource))
                {
                    byte[] fontdata = new byte[stream.Length];
                    stream.Read(fontdata, 0, (int)stream.Length);
                    unsafe
                    {
                        fixed (byte* pFontData = fontdata)
                        {
                            _fonts.AddMemoryFont((IntPtr)pFontData, fontdata.Length);
                        }
                    }
                }
            }
            _helvetica = new Font(_fonts.Families[1], 8.25f, FontStyle.Regular);
            _consolas = new Font(_fonts.Families[0], 8.5f, FontStyle.Regular);
            _initialized = true;
        }
    }
}