Use DefaultFontMapper : Font « PDF « Java Tutorial

1. Java Tutorial
2. PDF
3. Font

import java.awt.Color;
import java.awt.FontMetrics;
import java.awt.Graphics2D;
import java.io.FileOutputStream;
import java.util.Iterator;
import java.util.Map;

import com.lowagie.text.Document;
import com.lowagie.text.Rectangle;
import com.lowagie.text.pdf.DefaultFontMapper;
import com.lowagie.text.pdf.PdfContentByte;
import com.lowagie.text.pdf.PdfTemplate;
import com.lowagie.text.pdf.PdfWriter;

public class MainClass {
  public static void main(String[] args) throws Exception {
    Document document = new Document(new Rectangle(100, 100));
    PdfWriter writer = PdfWriter.getInstance(document, new FileOutputStream(
        "sun_tutorial_with_text.pdf"));
    document.open();
    PdfContentByte cb = writer.getDirectContent();
    PdfTemplate tp = cb.createTemplate(100, 100);
    DefaultFontMapper mapper = new DefaultFontMapper();
    mapper.insertDirectory("c:/windows/fonts");
    String name;
    Map map = mapper.getMapper();
    for (Iterator i = map.keySet().iterator(); i.hasNext();) {
      name = (String) i.next();
      System.out.println(name + ": "
          + ((DefaultFontMapper.BaseFontParameters) map.get(name)).fontName);
    }
    Graphics2D g2 = tp.createGraphics(100, 100, mapper);
    g2.setColor(Color.black);
    java.awt.Font thisFont = new java.awt.Font("Garamond", java.awt.Font.PLAIN, 18);
    g2.setFont(thisFont);
    String pear = "Pear";
    FontMetrics metrics = g2.getFontMetrics();
    int width = metrics.stringWidth(pear);
    g2.drawString(pear, (100 - width) / 2, 20);
    g2.dispose();
    cb.addTemplate(tp, 0, 0);
    document.close();
  }
}