/**
* create a new TrueTypeFont object based on a description of the font from the PDF file. If the
* description happens to contain an in-line true-type font file (under key "FontFile2"), use the
* true type font. Otherwise, parse the description for key information and use that to generate
* an appropriate font.
*/
public TTFFont(String baseFont, PDFObject fontObj, PDFFontDescriptor descriptor)
throws IOException {
super(baseFont, fontObj, descriptor);
String fontName = descriptor.getFontName();
PDFObject ttfObj = descriptor.getFontFile2();
// try {
// byte[] fontData = ttfObj.getStream();
// java.io.FileOutputStream fis = new java.io.FileOutputStream("/tmp/" + fontName + ".ttf");
// fis.write(fontData);
// fis.flush();
// fis.close();
// } catch (Exception ex) {
// ex.printStackTrace();
// }
if (ttfObj != null) {
this.font = TrueTypeFont.parseFont(ttfObj.getStreamBuffer());
// read the units per em from the head table
HeadTable head = (HeadTable) this.font.getTable("head");
this.unitsPerEm = head.getUnitsPerEm();
} else {
this.font = null;
}
// System.out.println ("TTFFont: ttfObj: " + ttfObj + ", fontName: " + fontName);
}
/**
* create a new NativeFont object based on a description of the font from the PDF file. If the
* description happens to contain an in-line true-type font file (under key "FontFile2"), use the
* true type font. Otherwise, parse the description for key information and use that to generate
* an appropriate font.
*/
public NativeFont(String baseFont, PDFObject fontObj, PDFFontDescriptor descriptor)
throws IOException {
super(baseFont, fontObj, descriptor);
String fontName = descriptor.getFontName();
PDFObject ttf = descriptor.getFontFile2();
if (ttf != null) {
byte[] fontdata = ttf.getStream();
try {
setFont(fontdata);
} catch (FontFormatException ffe) {
throw new PDFParseException("Font format exception: " + ffe);
}
} else {
int flags = descriptor.getFlags();
int style = ((flags & PDFFontDescriptor.FORCEBOLD) != 0) ? Font.BOLD : Font.PLAIN;
if (fontName.indexOf("Bold") > 0) {
style |= Font.BOLD;
}
if (descriptor.getItalicAngle() != 0) {
style |= Font.ITALIC;
}
if ((flags & PDFFontDescriptor.FIXED_PITCH) != 0) { // fixed width
setFont(new Font("Monospaced", style, 1));
} else if ((flags & PDFFontDescriptor.SERIF) != 0) { // serif font
setFont(new Font("Serif", style, 1));
} else {
setFont(new Font("Sans-serif", style, 1));
}
}
}
/**
* create a new Type1CFont based on a font data stream and a descriptor
*
* @param baseFont the postscript name of this font
* @param src a stream containing the font
* @param descriptor the descriptor for this font
*/
public Type1CFont(String baseFont, PDFObject src, PDFFontDescriptor descriptor)
throws IOException {
super(baseFont, src, descriptor);
if (!PDFFont.sUseFontSubstitution) {
PDFObject dataObj = descriptor.getFontFile3();
data = dataObj.getStream();
}
pos = 0;
if (!PDFFont.sUseFontSubstitution) {
parse();
}
// TODO: free up (set to null) unused structures (data, subrs, stack)
}
/**
* create a new BuiltingFont object based on a description of the font from the PDF file. Parse
* the description for key information and use that to generate an appropriate font.
*/
public BuiltinFont(String baseFont, PDFObject fontObj, PDFFontDescriptor descriptor)
throws IOException {
super(baseFont, fontObj, descriptor);
String fontName = descriptor.getFontName();
// check if it's one of the 14 base fonts
for (int i = 0; i < baseFonts.length; i++) {
if (fontName.equalsIgnoreCase(baseFonts[i])) {
parseFont(fontName);
return;
}
}
// check if it's a mapped font
for (int i = 0; i < mappedFonts.length; i += 2) {
if (fontName.equalsIgnoreCase(mappedFonts[i])) {
parseFont(mappedFonts[i + 1]);
return;
}
}
int flags = descriptor.getFlags();
int style = ((flags & PDFFontDescriptor.FORCEBOLD) != 0) ? Font.BOLD : Font.PLAIN;
if (fontName.indexOf("Bold") > 0) {
style |= Font.BOLD;
}
if ((descriptor.getItalicAngle() != 0)
|| ((flags & (PDFFontDescriptor.SCRIPT | PDFFontDescriptor.ITALIC)) != 0)) {
style |= Font.ITALIC;
}
String name = null;
if ((flags & PDFFontDescriptor.FIXED_PITCH) != 0) { // fixed width
if (((style & Font.BOLD) > 0) && ((style & Font.ITALIC) > 0)) {
name = "Courier-BoldOblique";
} else if ((style & Font.BOLD) > 0) {
name = "Courier-Bold";
} else if ((style & Font.ITALIC) > 0) {
name = "Courier-Oblique";
} else {
name = "Courier";
}
} else if ((flags & PDFFontDescriptor.SERIF) != 0) { // serif font
if (((style & Font.BOLD) > 0) && ((style & Font.ITALIC) > 0)) {
name = "Times-BoldItalic";
} else if ((style & Font.BOLD) > 0) {
name = "Times-Bold";
} else if ((style & Font.ITALIC) > 0) {
name = "Times-Italic";
} else {
name = "Times-Roman";
}
} else {
if (((style & Font.BOLD) > 0) && ((style & Font.ITALIC) > 0)) {
name = "Helvetica-BoldOblique";
} else if ((style & Font.BOLD) > 0) {
name = "Helvetica-Bold";
} else if ((style & Font.ITALIC) > 0) {
name = "Helvetica-Oblique";
} else {
name = "Helvetica";
}
}
parseFont(name);
}
