C# PrivateFontCollection.AddMemoryFont方法代碼示例

        unsafe static Fonts() {
            fonts = new PrivateFontCollection();

            fixed (byte* data = Resources.Ubuntu)
                fonts.AddMemoryFont((IntPtr)data, Resources.Ubuntu.Length);

            fixed (byte* data = Resources.minecraft)
                fonts.AddMemoryFont((IntPtr)data, Resources.minecraft.Length);

        }

        protected override void OnPaint(PaintEventArgs e)
        {
            Graphics g = e.Graphics;
            g.SmoothingMode = System.Drawing.Drawing2D.SmoothingMode.AntiAlias;

            byte[] fontArray = Properties.Resources.OpenSans_ExtraBold;
            int dataLength = Properties.Resources.OpenSans_ExtraBold.Length;

            // ASSIGN MEMORY AND COPY  BYTE[] ON THAT MEMORY ADDRESS
            IntPtr ptrData = Marshal.AllocCoTaskMem(dataLength);
            Marshal.Copy(fontArray, 0, ptrData, dataLength);

            uint cFonts = 0;
            AddFontMemResourceEx(ptrData, (uint)fontArray.Length, IntPtr.Zero, ref cFonts);

            PrivateFontCollection pfc = new PrivateFontCollection();
            //PASS THE FONT TO THE  PRIVATEFONTCOLLECTION OBJECT
            pfc.AddMemoryFont(ptrData, dataLength);

            //FREE THE  "UNSAFE" MEMORY
            Marshal.FreeCoTaskMem(ptrData);

            StringFormat format = new StringFormat();
            format.LineAlignment = StringAlignment.Center;
            format.Alignment = StringAlignment.Center;

            Font font = new Font(pfc.Families[0], Font.Size, FontStyle.Regular);
            e.Graphics.DrawString(Text, font, new SolidBrush(this.ForeColor), new PointF(20, 17), format);
        }

        private void FontCollection()
        {
            // Create the byte array and get its length

            byte[] fontArray = Resources.gill_sans_ultra_bold_condensed;
            int dataLength = Resources.gill_sans_ultra_bold_condensed.Length;

            // ASSIGN MEMORY AND COPY  BYTE[] ON THAT MEMORY ADDRESS
            IntPtr ptrData = Marshal.AllocCoTaskMem(dataLength);
            Marshal.Copy(fontArray, 0, ptrData, dataLength);

            uint cFonts = 0;
            AddFontMemResourceEx(ptrData, (uint)fontArray.Length, IntPtr.Zero, ref cFonts);

            PrivateFontCollection pfc = new PrivateFontCollection();
            //PASS THE FONT TO THE  PRIVATEFONTCOLLECTION OBJECT
            pfc.AddMemoryFont(ptrData, dataLength);

            //FREE THE  "UNSAFE" MEMORY
            Marshal.FreeCoTaskMem(ptrData);

            ff = pfc.Families[0];
            font = new Font(ff, 15f, FontStyle.Bold);
            fontButtonRegular = new Font(ff, 25f, FontStyle.Bold);
            fontButtonSelected = new Font(ff, 30f, FontStyle.Bold);
            fontRankings = new Font(ff, 25f, FontStyle.Bold);

            MyButton._normalFont = fontButtonRegular;
            MyButton._hoverFont = fontButtonSelected;
        }

        internal static void LoadFont()
        {
            Fonts = new PrivateFontCollection();

            // specify embedded resource name
            Stream fontStream = new MemoryStream(Properties.Resources.futura_extrabold);

            // create an unsafe memory block for the font data
            System.IntPtr data = Marshal.AllocCoTaskMem((int)fontStream.Length);

            // create a buffer to read in to
            byte[] fontdata = new byte[fontStream.Length];

            //byte[] fontdata = InstagramScreenSaver.Properties.Resources.futura_extrabold;

            // read the font data from the resource
            fontStream.Read(fontdata, 0, (int)fontStream.Length);

            // copy the bytes to the unsafe memory block
            Marshal.Copy(fontdata, 0, data, (int)fontStream.Length);

            // pass the font to the font collection
            Fonts.AddMemoryFont(data, (int)fontStream.Length);

            // close the resource stream
            fontStream.Close();

            // free up the unsafe memory
            Marshal.FreeCoTaskMem(data);
        }

        static unsafe ChatPreview()
        {
            Fonts = new PrivateFontCollection();
            fixed( byte* fontPointer = Resources.MinecraftFont ) {
                Fonts.AddMemoryFont( (IntPtr)fontPointer, Resources.MinecraftFont.Length );
            }
            MinecraftFont = new Font( Fonts.Families[0], 12, FontStyle.Regular );
            ColorPairs = new[]{
                new ColorPair(0,0,0,0,0,0),
                new ColorPair(0,0,191,0,0,47),
                new ColorPair(0,191,0,0,47,0),
                new ColorPair(0,191,191,0,47,47),
                new ColorPair(191,0,0,47,0,0),
                new ColorPair(191,0,191,47,0,47),
                new ColorPair(191,191,0,47,47,0),
                new ColorPair(191,191,191,47,47,47),

                new ColorPair(64,64,64,16,16,16),
                new ColorPair(64,64,255,16,16,63),
                new ColorPair(64,255,64,16,63,16),
                new ColorPair(64,255,255,16,63,63),
                new ColorPair(255,64,64,63,16,16),
                new ColorPair(255,64,255,63,16,63),
                new ColorPair(255,255,64,63,63,16),
                new ColorPair(255,255,255,63,63,63)
            };
        }

 private void AddFontFromResource(PrivateFontCollection privateFontCollection, string fullFontResourceString)
 {
     var fontBytes = GetResourceBytes(fullFontResourceString);
     var fontData = Marshal.AllocCoTaskMem(fontBytes.Length);
     Marshal.Copy(fontBytes, 0, fontData, fontBytes.Length);
     privateFontCollection.AddMemoryFont(fontData, fontBytes.Length); // Add font to collection.
     Marshal.FreeCoTaskMem(fontData); // Do not forget to frees the memory block.
 }

 /// <summary>
 /// Načte font ze zdrojů.
 /// </summary>
 /// <param name="fontResourceData">Dara fontu ze zdrojů.</param>
 /// <param name="fontCollection">Výstupní kolekce fontů s novým fontem.</param>
 /// <returns>Vrací FontFamily.</returns>
 public static unsafe FontFamily LoadFontFamily(byte[] fontResourceData, out PrivateFontCollection fontCollection)
 {
     fixed (byte* ptr = fontResourceData)
     {
         fontCollection = new PrivateFontCollection();
         fontCollection.AddMemoryFont(new IntPtr(ptr), fontResourceData.Length);
         return fontCollection.Families[0];
     }
 }

        public void ProcessRequest(HttpContext context)
        {
            PrivateFontCollection pfc = new PrivateFontCollection();

            string code = context.Request.QueryString["Code"];
            if (String.IsNullOrEmpty(code)) throw new ArgumentNullException("Code");

            // Get embedded font resource stream
            Assembly aa = Assembly.GetExecutingAssembly();
            string[] resourceNames = aa.GetManifestResourceNames();
            Stream fontStream = aa.GetManifestResourceStream(resourceNames[0]);
            if (fontStream == null) throw new ArgumentNullException("fontStream");

            // Read font stream
            byte[] fontData = new Byte[fontStream.Length];
            fontStream.Read(fontData, 0, fontData.Length);
            fontStream.Close();

            // Pin array to get address
            GCHandle handle = GCHandle.Alloc(fontData, GCHandleType.Pinned);

            try {
                IntPtr memIntPtr = Marshal.UnsafeAddrOfPinnedArrayElement(fontData, 0);
                if (memIntPtr == null) throw new ArgumentNullException("memIntPtr");

                // Add font to private collection and set font for use
                pfc.AddMemoryFont(memIntPtr, fontData.Length);
                Font barcode = new Font(pfc.Families[0], 44f);

                // Determine width
                Graphics gf = Graphics.FromImage(new Bitmap(100, 100));
                SizeF size = gf.MeasureString(String.Format("*{0}*", code), barcode);
                int width = (int)size.Width + 2;
                const int height = 70;

                using (Bitmap bm = new Bitmap(width, height))
                using (Graphics g = Graphics.FromImage(bm))
                using (MemoryStream ms = new MemoryStream()) {
                    Font text = new Font("Consolas", 12f);
                    PointF barcodeStart = new PointF(2f, 2f);
                    SolidBrush black = new SolidBrush(Color.Black);
                    SolidBrush white = new SolidBrush(Color.White);
                    g.FillRectangle(white, 0, 0, width, height);
                    g.DrawString(String.Format("*{0}*", code), barcode, black, barcodeStart);
                    g.DrawString(code, text, black, new Rectangle(0, 46, width, 20), new StringFormat() { Alignment = StringAlignment.Center });
                    context.Response.ContentType = "image/png";
                    bm.Save(ms, ImageFormat.Png);
                    ms.WriteTo(context.Response.OutputStream);
                }
            } finally {
                // Don't forget to unpin the array!
                handle.Free();
            }
        }

 public ResourceFont(byte[] rawFont)
 {
     _font = new PrivateFontCollection();
     using (var stream = new MemoryStream(rawFont))
     {
         _handle = GCHandle.Alloc(rawFont, GCHandleType.Pinned);
         _fontPointer = _handle.AddrOfPinnedObject();
         _font.AddMemoryFont(_fontPointer, (int)stream.Length);
         uint dummy = 0;
         AddFontMemResourceEx(_fontPointer, (uint)stream.Length, IntPtr.Zero, ref dummy);                
     }
 }

 static PatternView()
 {
     pfc = new PrivateFontCollection();
     byte[] fontdata = Properties.Resources.WHITRABT;
     unsafe
     {
         fixed (byte* pFontData = fontdata)
         {
             pfc.AddMemoryFont((System.IntPtr)pFontData, fontdata.Length);
         }
     }
 }

 public static Font LoadFont(Assembly a, string resource)
 {
     var fontStream = a.GetManifestResourceStream(resource);
     var data = Marshal.AllocCoTaskMem((int)fontStream.Length);
     var fontdata = new byte[fontStream.Length];
     fontStream.Read(fontdata, 0, (int)fontStream.Length);
     Marshal.Copy(fontdata, 0, data, (int)fontStream.Length);
     var private_fonts = new PrivateFontCollection();
     private_fonts.AddMemoryFont(data, (int)fontStream.Length);
     fontStream.Close();
     Marshal.FreeCoTaskMem(data);
     return new Font(private_fonts.Families[0], 12);
 }

 public void loadFont()
 {
     byte[] fontArray = Empire_World_Launcher.Properties.Resources.Diavlo2;
     int dataLength = Empire_World_Launcher.Properties.Resources.Diavlo2.Length;
     IntPtr ptrData = Marshal.AllocCoTaskMem(dataLength);
     Marshal.Copy(fontArray, 0, ptrData, dataLength);
     uint cFonts = 0;
     AddFontMemResourceEx(ptrData, (uint)fontArray.Length, IntPtr.Zero, ref cFonts);
     PrivateFontCollection pfc = new PrivateFontCollection();
     pfc.AddMemoryFont(ptrData, dataLength);
     Marshal.FreeCoTaskMem(ptrData);
     ff = pfc.Families[0];
 }

        //Load font family from stream
        public FontFamily LoadFontFamily(Stream stream)
        {
            byte[] buffer = new byte[stream.Length];
            stream.Read(buffer, 0, buffer.Length);
            IntPtr data = Marshal.AllocCoTaskMem((int)stream.Length);

            Marshal.Copy(buffer, 0, data, (int)stream.Length);
            PrvFontCollection = new PrivateFontCollection();
            PrvFontCollection.AddMemoryFont(data, (int)stream.Length);

            Marshal.FreeCoTaskMem(data);
            return PrvFontCollection.Families[0];
        }

 /* http://blog.andreloker.de/post/2008/07/03/Load-a-font-from-disk-stream-or-byte-array.aspx */
 // load font family from byte array
 public static FontFamily LoadFontFamily(byte[] buffer, out PrivateFontCollection fontCollection)
 {
     // pin array so we can get its address
     var handle = GCHandle.Alloc(buffer, GCHandleType.Pinned);
     try {
         var ptr = Marshal.UnsafeAddrOfPinnedArrayElement(buffer, 0);
         fontCollection = new PrivateFontCollection();
         fontCollection.AddMemoryFont(ptr, buffer.Length);
         return fontCollection.Families[0];
     } finally {
         // don't forget to unpin the array!
         handle.Free();
     }
 }

        public void setFonts()
        {
            PrivateFontCollection fonts = new PrivateFontCollection();

            byte[] fontData = Properties.Resources.Neverwinter;
            IntPtr fontPtr = System.Runtime.InteropServices.Marshal.AllocCoTaskMem(fontData.Length);
            System.Runtime.InteropServices.Marshal.Copy(fontData, 0, fontPtr, fontData.Length);
            uint dummy = 0;
            fonts.AddMemoryFont(fontPtr, Properties.Resources.Neverwinter.Length);
            AddFontMemResourceEx(fontPtr, (uint)Properties.Resources.Neverwinter.Length, IntPtr.Zero, ref dummy);
            System.Runtime.InteropServices.Marshal.FreeCoTaskMem(fontPtr);

            myFont = new Font(fonts.Families[0], 16.0F);
        }