Applet Labelクラスにて縦書きの仕方

import java.awt.Dimension;
import java.awt.Font;
import java.awt.Graphics;

import javax.swing.JComponent;
import javax.swing.JFrame;
import javax.swing.JLabel;
import javax.swing.JPanel;
import javax.swing.plaf.LabelUI;
import javax.swing.plaf.basic.BasicLabelUI;

public class TestNewLabelUI extends BasicLabelUI{

 public static void main(String args[]){
  JFrame f = new JFrame();
  f.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
  JLabel l = new JLabel("あいうえおかきくけこ");
  LabelUI lui = new TestNewLabelUI();
  l.setUI(lui);

  JPanel pane = (JPanel)f.getContentPane();
  pane.add(l);
		
  f.pack();
  f.show();
 }
	
 public Dimension getPreferredSize(JComponent c) {
  JLabel l = (JLabel)c;
  String text =l.getText();
  Font f = l.getFont();
		
  return new Dimension((f.getSize()+2),(text.length()+1)*(f.getSize()+2)+4);
 }

 public void paint(Graphics g, JComponent c) {
  JLabel l = (JLabel)c;
  String text =l.getText();
  Font f = l.getFont();

  g.setColor(l.getForeground());

  for(int i = 0 ; i <text.length();i++){
   g.drawString(text.substring(i,i+1),2,2+(f.getSize()+2)*(i+1));
  }
 }
}