in src/java/org/apache/fop/render/pdf/pdfbox/FOPPDFSingleByteFont.java [237:254]
public String addFont(COSDictionary fontData) throws IOException {
FontContainer font = getFont(fontData);
if ((font.font instanceof PDType1Font || font.font instanceof PDType1CFont) && differentGlyphData(font.font)) {
return null;
}
mergeWidths(font);
if (font.getFirstChar() < getFirstChar()) {
setFirstChar(font.getFirstChar());
}
for (int w : newWidth.keySet()) {
if (w > getLastChar()) {
setLastChar(w);
}
}
loadFontFile(font);
addEncoding(font);
return getFontName();
}