protected internal virtual void WriteFont(TrueTypeFontUnicode font, PdfIndirectReference refer, Object[] parms, byte[] rotbits) { Dictionary<int, int[]> longTag = (Dictionary<int, int[]>)parms[0]; font.AddRangeUni(longTag, true, font.Subset); int[][] metrics = new int[longTag.Count][]; longTag.Values.CopyTo(metrics, 0); Array.Sort(metrics, font); PdfIndirectReference ind_font = null; PdfObject pobj = null; PdfIndirectObject obj = null; PdfIndirectReference cidset = null; // sivan: cff if (font.Cff) { byte[] b = font.ReadCffFont(); if (font.Subset || font.SubsetRanges != null) { CFFFontSubset cff = new CFFFontSubset(new RandomAccessFileOrArray(b), longTag); b = cff.Process(cff.GetNames()[0]); } pobj = new BaseFont.StreamFont(b, "CIDFontType0C", font.CompressionLevel); obj = writer.AddToBody(pobj); ind_font = obj.IndirectReference; } else { byte[] b; if (font.Subset || font.DirectoryOffset != 0) { TrueTypeFontSubSet sb = new TrueTypeFontSubSet(font.FileName, new RandomAccessFileOrArray(font.Rf), longTag, font.DirectoryOffset, false, false); b = sb.Process(); } else { b = font.GetFullFont(); } int[] lengths = new int[] { b.Length }; pobj = new BaseFont.StreamFont(b, lengths, font.CompressionLevel); obj = writer.AddToBody(pobj); ind_font = obj.IndirectReference; } String subsetPrefix = ""; if (font.Subset) subsetPrefix = TrueTypeFontUnicode.CreateSubsetPrefix(); PdfDictionary dic = font.GetFontDescriptor(ind_font, subsetPrefix, cidset); obj = writer.AddToBody(dic); ind_font = obj.IndirectReference; pobj = font.GetCIDFontType2(ind_font, subsetPrefix, metrics); obj = writer.AddToBody(pobj); ind_font = obj.IndirectReference; pobj = font.GetToUnicode(metrics); PdfIndirectReference toUnicodeRef = null; if (pobj != null) { obj = writer.AddToBody(pobj); toUnicodeRef = obj.IndirectReference; } pobj = font.GetFontBaseType(ind_font, subsetPrefix, toUnicodeRef); writer.AddToBody(pobj, refer); }
/** Outputs to the writer the font dictionaries and streams. * @param writer the writer for this document * @param ref the font indirect reference * @param parms several parameters that depend on the font type * @throws IOException on error * @throws DocumentException error in generating the object */ internal override void WriteFont(PdfWriter writer, PdfIndirectReference piref, Object[] parms) { Hashtable longTag = (Hashtable)parms[0]; AddRangeUni(longTag, true, subset); ArrayList tmp = new ArrayList(); foreach (object o in longTag.Values) { tmp.Add(o); } Object[] metrics = tmp.ToArray(); Array.Sort(metrics, this); PdfIndirectReference ind_font = null; PdfObject pobj = null; PdfIndirectObject obj = null; // sivan: cff if (cff) { RandomAccessFileOrArray rf2 = new RandomAccessFileOrArray(rf); byte[] b = new byte[cffLength]; try { rf2.ReOpen(); rf2.Seek(cffOffset); rf2.ReadFully(b); } finally { try { rf2.Close(); } catch { // empty on purpose } } if (subset || subsetRanges != null) { CFFFontSubset cffs = new CFFFontSubset(new RandomAccessFileOrArray(b),longTag); b = cffs.Process( (cffs.GetNames())[0] ); } pobj = new StreamFont(b, "CIDFontType0C"); obj = writer.AddToBody(pobj); ind_font = obj.IndirectReference; } else { byte[] b; if (subset || directoryOffset != 0) { TrueTypeFontSubSet sb = new TrueTypeFontSubSet(fileName, new RandomAccessFileOrArray(rf), longTag, directoryOffset, false, false); b = sb.Process(); } else { b = GetFullFont(); } int[] lengths = new int[]{b.Length}; pobj = new StreamFont(b, lengths); obj = writer.AddToBody(pobj); ind_font = obj.IndirectReference; } String subsetPrefix = ""; if (subset) subsetPrefix = CreateSubsetPrefix(); PdfDictionary dic = GetFontDescriptor(ind_font, subsetPrefix); obj = writer.AddToBody(dic); ind_font = obj.IndirectReference; pobj = GetCIDFontType2(ind_font, subsetPrefix, metrics); obj = writer.AddToBody(pobj); ind_font = obj.IndirectReference; pobj = GetToUnicode(metrics); PdfIndirectReference toUnicodeRef = null; if (pobj != null) { obj = writer.AddToBody(pobj); toUnicodeRef = obj.IndirectReference; } pobj = GetFontBaseType(ind_font, subsetPrefix, toUnicodeRef); writer.AddToBody(pobj, piref); }
/** * @see TtfUnicodeWriter#writeFont(TrueTypeFontUnicode, PdfIndirectReference, Object[], byte[]) */ override protected void WriteFont(TrueTypeFontUnicode font, PdfIndirectReference refer, Object[] parameters, byte[] rotbits) { Dictionary<int, int[]> longTag = (Dictionary<int, int[]>)parameters[0]; font.AddRangeUni(longTag, true, font.Subset); int [][] metrics = new int[longTag.Count][]; longTag.Values.CopyTo(metrics, 0); Array.Sort(metrics, font); PdfIndirectReference ind_font = null; PdfObject pobj = null; PdfIndirectObject obj = null; PdfIndirectReference cidset = null; PdfStream stream; if (metrics.Length == 0) { stream = new PdfStream(new byte[]{(byte)0x80}); } else { int top = metrics[metrics.Length - 1][0]; byte[] bt = new byte[top / 8 + 1]; for (int k = 0; k < metrics.Length; ++k) { int v = metrics[k][0]; bt[v / 8] |= rotbits[v % 8]; } stream = new PdfStream(bt); stream.FlateCompress(font.CompressionLevel); } cidset = writer.AddToBody(stream).IndirectReference; if (font.Cff) { byte[] b = font.ReadCffFont(); if (font.Subset || font.SubsetRanges != null) { CFFFontSubset cff = new CFFFontSubset(new RandomAccessFileOrArray(b),longTag); b = cff.Process(cff.GetNames()[0]); } pobj = new BaseFont.StreamFont(b, "CIDFontType0C", font.CompressionLevel); obj = writer.AddToBody(pobj); ind_font = obj.IndirectReference; } else { byte[] b; if (font.Subset || font.DirectoryOffset != 0) { TrueTypeFontSubSet sb = new TrueTypeFontSubSet(font.FileName, new RandomAccessFileOrArray(font.Rf), longTag, font.DirectoryOffset, false, false); b = sb.Process(); } else { b = font.GetFullFont(); } int[] lengths = new int[] { b.Length }; pobj = new BaseFont.StreamFont(b,lengths, font.CompressionLevel); obj = writer.AddToBody(pobj); ind_font = obj.IndirectReference; } String subsetPrefix = ""; if (font.Subset) subsetPrefix = BaseFont.CreateSubsetPrefix(); PdfDictionary dic = font.GetFontDescriptor(ind_font, subsetPrefix, cidset); obj = writer.AddToBody(dic); ind_font = obj.IndirectReference; pobj = font.GetCIDFontType2(ind_font, subsetPrefix, metrics); obj = writer.AddToBody(pobj); ind_font = obj.IndirectReference; pobj = font.GetToUnicode(metrics); PdfIndirectReference toUnicodeRef = null; if (pobj != null) { obj = writer.AddToBody(pobj); toUnicodeRef = obj.IndirectReference; } pobj = font.GetFontBaseType(ind_font, subsetPrefix, toUnicodeRef); writer.AddToBody(pobj, refer); }
/** Outputs to the writer the font dictionaries and streams. * @param writer the writer for this document * @param ref the font indirect reference * @param parms several parameters that depend on the font type * @throws IOException on error * @throws DocumentException error in generating the object */ internal override void WriteFont(PdfWriter writer, PdfIndirectReference piref, Object[] parms) { Hashtable longTag = (Hashtable)parms[0]; AddRangeUni(longTag, true, subset); ArrayList tmp = new ArrayList(); foreach (object o in longTag.Values) { tmp.Add(o); } Object[] metrics = tmp.ToArray(); Array.Sort(metrics, this); PdfIndirectReference ind_font = null; PdfObject pobj = null; PdfIndirectObject obj = null; PdfIndirectReference cidset = null; if (writer.PDFXConformance == PdfWriter.PDFA1A || writer.PDFXConformance == PdfWriter.PDFA1B) { PdfStream stream; if (metrics.Length == 0) { stream = new PdfStream(new byte[]{(byte)0x80}); } else { int top = ((int[])metrics[metrics.Length - 1])[0]; byte[] bt = new byte[top / 8 + 1]; for (int k = 0; k < metrics.Length; ++k) { int v = ((int[])metrics[k])[0]; bt[v / 8] |= rotbits[v % 8]; } stream = new PdfStream(bt); stream.FlateCompress(compressionLevel); } cidset = writer.AddToBody(stream).IndirectReference; } // sivan: cff if (cff) { byte[] b = ReadCffFont(); if (subset || subsetRanges != null) { CFFFontSubset cffs = new CFFFontSubset(new RandomAccessFileOrArray(b),longTag); b = cffs.Process((cffs.GetNames())[0] ); } pobj = new StreamFont(b, "CIDFontType0C", compressionLevel); obj = writer.AddToBody(pobj); ind_font = obj.IndirectReference; } else { byte[] b; if (subset || directoryOffset != 0) { TrueTypeFontSubSet sb = new TrueTypeFontSubSet(fileName, new RandomAccessFileOrArray(rf), longTag, directoryOffset, false, false); b = sb.Process(); } else { b = GetFullFont(); } int[] lengths = new int[]{b.Length}; pobj = new StreamFont(b, lengths, compressionLevel); obj = writer.AddToBody(pobj); ind_font = obj.IndirectReference; } String subsetPrefix = ""; if (subset) subsetPrefix = CreateSubsetPrefix(); PdfDictionary dic = GetFontDescriptor(ind_font, subsetPrefix, cidset); obj = writer.AddToBody(dic); ind_font = obj.IndirectReference; pobj = GetCIDFontType2(ind_font, subsetPrefix, metrics); obj = writer.AddToBody(pobj); ind_font = obj.IndirectReference; pobj = GetToUnicode(metrics); PdfIndirectReference toUnicodeRef = null; if (pobj != null) { obj = writer.AddToBody(pobj); toUnicodeRef = obj.IndirectReference; } pobj = GetFontBaseType(ind_font, subsetPrefix, toUnicodeRef); writer.AddToBody(pobj, piref); }