hellokaton

import java.awt.Color;  
import java.awt.Graphics2D;  
import java.awt.Image;  
import java.awt.Rectangle;
import java.awt.image.BufferedImage;  
import java.io.File;  
import java.io.FileInputStream;  
import java.io.FileOutputStream;  
import java.io.IOException;  
import java.net.URL;