protected PdfDictionary GetFontBaseType(PdfIndirectReference fontDescriptor, string subsetPrefix, int firstChar, int lastChar, byte[] shortTag)
{
PdfDictionary dic = new PdfDictionary(PdfName.FONT);
if (cff) {
dic.Put(PdfName.SUBTYPE, PdfName.TYPE1);
dic.Put(PdfName.BASEFONT, new PdfName(fontName + style));
}
else {
dic.Put(PdfName.SUBTYPE, PdfName.TRUETYPE);
dic.Put(PdfName.BASEFONT, new PdfName(subsetPrefix + fontName + style));
}
dic.Put(PdfName.BASEFONT, new PdfName(subsetPrefix + fontName + style));
if (!fontSpecific) {
for (int k = firstChar; k <= lastChar; ++k) {
if (!differences[k].Equals(notdef)) {
firstChar = k;
break;
}
}
if (encoding.Equals(CP1252) || encoding.Equals(MACROMAN))
dic.Put(PdfName.ENCODING, encoding.Equals(CP1252) ? PdfName.WIN_ANSI_ENCODING : PdfName.MAC_ROMAN_ENCODING);
else {
PdfDictionary enc = new PdfDictionary(PdfName.ENCODING);
PdfArray dif = new PdfArray();
bool gap = true;
for (int k = firstChar; k <= lastChar; ++k) {
if (shortTag[k] != 0) {
if (gap) {
dif.Add(new PdfNumber(k));
gap = false;
}
dif.Add(new PdfName(differences[k]));
}
else
gap = true;
}
enc.Put(PdfName.DIFFERENCES, dif);
dic.Put(PdfName.ENCODING, enc);
}
}
dic.Put(PdfName.FIRSTCHAR, new PdfNumber(firstChar));
dic.Put(PdfName.LASTCHAR, new PdfNumber(lastChar));
PdfArray wd = new PdfArray();
for (int k = firstChar; k <= lastChar; ++k) {
if (shortTag[k] == 0)
wd.Add(new PdfNumber(0));
else
wd.Add(new PdfNumber(widths[k]));
}
dic.Put(PdfName.WIDTHS, wd);
if (fontDescriptor != null)
dic.Put(PdfName.FONTDESCRIPTOR, fontDescriptor);
return dic;
}