private void Init(string name)
        {
            // Get a GlyphTypeface either from a system typeface or from a
            // file path.
            if (name != null)
            {
                m_gtf = GetGlyphTypeface(name);
            }

            // If not found, look for other possible emoji fonts such as
            // the Firefox one. Fall back to Arial, a font available since
            // Windows 3.1 \o/
            foreach (var f in m_fallback_fonts)
            {
                m_gtf = m_gtf ?? GetGlyphTypeface(f);
            }

            // Read the actual font data using Typography.OpenFont
            using (var s = m_gtf.GetFontStream())
            {
                var r = new Typography.OpenFont.OpenFontReader();
                m_openfont = r.Read(s, Typography.OpenFont.ReadFlags.Full);
            }

            // Create a layout for glyphs
            m_layout                   = new GlyphLayout();
            m_layout.ScriptLang        = ScriptLangs.Default;
            m_layout.Typeface          = m_openfont;
            m_layout.PositionTechnique = PositionTechnique.OpenFont;
            m_layout.FontSizeInPoints  = 0.75f; // 1 pixel

#if FALSE                                       // debug stuff
            var font = m_openfont;

            GlyphIndexList gl = new GlyphIndexList();

            gl.Add(font.LookupIndex(0x1f431)); // U+1F431 CAT FACE
            gl.Add(font.LookupIndex(0x200d));  //  U+200D ZERO WIDTH JOINER
            gl.Add(font.LookupIndex(0x1f453)); // U+1F453 EYEGLASSES

            //gl.Add(font.LookupIndex(0x1f46a)); // U+1F46A FAMILY
            //gl.Add(font.LookupIndex(0x1f3fe)); // U+1F3FE EMOJI MODIFIER FITZPATRICK TYPE-5

            foreach (var lookup_table in font.GSUBTable.LookupList)
            {
                lookup_table.DoSubstitution(gl, 0, gl.Count);
            }
#endif
        }
Exemple #2
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        public ColorTypeface(string name)
        {
            m_gtf = GetGlyphTypeface(first_candidate: name);
            if (m_gtf == null)
            {
                return;
            }

            // Read the actual font data using Typography.OpenFont
            using (var s = m_gtf.GetFontStream())
            {
                var r = new Typography.OpenFont.OpenFontReader();
                m_openfont = r.Read(s, 0, Typography.OpenFont.ReadFlags.Full);
            }

            // Create a layout for glyphs
            m_layout                   = new GlyphLayout();
            m_layout.ScriptLang        = ScriptLangs.Default;
            m_layout.Typeface          = m_openfont;
            m_layout.PositionTechnique = PositionTechnique.OpenFont;
        }
Exemple #3
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        private void Init(string name)
        {
            m_gtf = GetGlyphTypeface(first_candidate: name);
            if (m_gtf == null)
            {
                return;
            }

            // Read the actual font data using Typography.OpenFont
            using (var s = m_gtf.GetFontStream())
            {
                var r = new Typography.OpenFont.OpenFontReader();
                m_openfont = r.Read(s, Typography.OpenFont.ReadFlags.Full);
            }

            // Create a layout for glyphs
            m_layout                   = new GlyphLayout();
            m_layout.ScriptLang        = ScriptLangs.Default;
            m_layout.Typeface          = m_openfont;
            m_layout.PositionTechnique = PositionTechnique.OpenFont;

#if FALSE // debug stuff
            var font = m_openfont;

            GlyphIndexList gl = new GlyphIndexList();

            gl.Add(font.LookupIndex(0x1f431)); // U+1F431 CAT FACE
            gl.Add(font.LookupIndex(0x200d));  //  U+200D ZERO WIDTH JOINER
            gl.Add(font.LookupIndex(0x1f453)); // U+1F453 EYEGLASSES

            //gl.Add(font.LookupIndex(0x1f46a)); // U+1F46A FAMILY
            //gl.Add(font.LookupIndex(0x1f3fe)); // U+1F3FE EMOJI MODIFIER FITZPATRICK TYPE-5

            foreach (var lookup_table in font.GSUBTable.LookupList)
            {
                lookup_table.DoSubstitution(gl, 0, gl.Count);
            }
#endif
        }