Example #1
0
        public static Font LoadFont(string filename, int fontPointSize)
        {
            //load font from specific file
            NativeFontFace fontFace;

            if (!fonts.TryGetValue(filename, out fontFace))
            {
                //if not found
                //then load it
                byte[] fontFileContent = File.ReadAllBytes(filename);
                int    filelen         = fontFileContent.Length;
                IntPtr unmanagedMem    = Marshal.AllocHGlobal(filelen);
                Marshal.Copy(fontFileContent, 0, unmanagedMem, filelen);
                //---------------------------------------------------
                //convert font point size to pixel size
                //---------------------------------------------------
                IntPtr faceHandle = NativeMyFontsLib.MyFtNewMemoryFace(unmanagedMem, filelen);

                if (faceHandle != IntPtr.Zero)
                {
                    //ok pass

                    //-------------------
                    //test change font size
                    //NativeMyFontsLib.MyFtSetCharSize(faceHandle,
                    //    0, //char_width in 1/64th of points, value 0 => same as height
                    //    16 * 64,//16 pt //char_height in 1*64 of ppoints
                    //    96,//horizontal device resolution (eg screen resolution 96 dpi)
                    //    96);// vertical device resolution

                    //-------------------

                    fontFace = new NativeFontFace(unmanagedMem, faceHandle);
                    ExportTypeFaceInfo exportTypeInfo = new ExportTypeFaceInfo();
                    NativeMyFontsLib.MyFtGetFaceInfo(faceHandle, ref exportTypeInfo);
                    fontFace.HasKerning = exportTypeInfo.hasKerning;
                    //for shaping engine***
                    SetShapingEngine(fontFace, "th", HBDirection.HB_DIRECTION_LTR, HBScriptCode.HB_SCRIPT_THAI);
                    fonts.Add(filename, fontFace);
                }
                else
                {
                    //load font error
                    Marshal.FreeHGlobal(unmanagedMem);
                }
            }
            //-------------------------------------------------
            //get font that specific size from found font face
            //-------------------------------------------------

            return(fontFace.GetFontAtPointSize(fontPointSize));
        }
Example #2
0
        internal static void SetShapingEngine(NativeFontFace fontFace, string lang, HBDirection hb_direction, int hb_scriptcode)
        {
            //string lang = "en";
            //PixelFarm.Font2.NativeMyFontsLib.MyFtSetupShapingEngine(ftFaceHandle,
            //    lang,
            //    lang.Length,
            //    HBDirection.HB_DIRECTION_LTR,
            //    HBScriptCode.HB_SCRIPT_LATIN);
            ExportTypeFaceInfo exportTypeInfo = new ExportTypeFaceInfo();

            NativeMyFontsLib.MyFtSetupShapingEngine(fontFace.Handle,
                                                    lang,
                                                    lang.Length,
                                                    hb_direction,
                                                    hb_scriptcode,
                                                    ref exportTypeInfo);
            fontFace.HBFont = exportTypeInfo.hb_font;
        }
Example #3
0
 public static extern int MyFtSetupShapingEngine(IntPtr faceHandle, string langName,
                                                 int langNameLen, HBDirection hbDirection, int hbScriptCode, ref ExportTypeFaceInfo exportTypeFaceInfo);
Example #4
0
 public static extern void MyFtGetFaceInfo(IntPtr faceHandle, ref ExportTypeFaceInfo exportTypeFaceInfo);