Print an image out in Java

  //from  ww  w.  j  av  a  2s  .c om


import java.awt.Graphics;
import java.awt.Graphics2D;
import java.awt.print.PageFormat;
import java.awt.print.Printable;

import javax.print.DocFlavor;
import javax.print.DocPrintJob;
import javax.print.PrintService;
import javax.print.PrintServiceLookup;
import javax.print.SimpleDoc;
import javax.swing.ImageIcon;

public class Main {
  public static void main(String[] args) throws Exception {
    PrintService service = PrintServiceLookup.lookupDefaultPrintService();
    DocPrintJob job = service.createPrintJob();
    DocFlavor flavor = DocFlavor.SERVICE_FORMATTED.PRINTABLE;
    SimpleDoc doc = new SimpleDoc(new MyPrintable(), flavor, null);
    job.print(doc, null);
  }
}

class MyPrintable implements Printable {
  ImageIcon printImage = new javax.swing.ImageIcon("a.gif");

  public int print(Graphics g, PageFormat pf, int pageIndex) {
    Graphics2D g2d = (Graphics2D) g;
    g.translate((int) (pf.getImageableX()), (int) (pf.getImageableY()));
    if (pageIndex == 0) {
      double pageWidth = pf.getImageableWidth();
      double pageHeight = pf.getImageableHeight();
      double imageWidth = printImage.getIconWidth();
      double imageHeight = printImage.getIconHeight();
      double scaleX = pageWidth / imageWidth;
      double scaleY = pageHeight / imageHeight;
      double scaleFactor = Math.min(scaleX, scaleY);
      g2d.scale(scaleFactor, scaleFactor);
      g.drawImage(printImage.getImage(), 0, 0, null);
      return Printable.PAGE_EXISTS;
    }
    return Printable.NO_SUCH_PAGE;
  }
}