import javax.imageio.*;
import java.awt.*;
import java.awt.image.BufferedImage;
import java.io.*;

/**
 * Description:
 * <br/>Copyright (C), 2005-2008, Yeeku.H.Lee
 * <br/>This program is protected by copyright laws.
 * <br/>Program Name:
 * <br/>Date:
 * @author  Yeeku.H.Lee kongyeeku@163.com
 * @version  1.0
 */
public class ZoomImage
{
	//下面兩個常量設置縮小后圖片的大小
	private final int WIDTH = 80;
	private final int HEIGHT = 60;
	//定義個BuffedImage對象，用于保存縮小后的位圖
	BufferedImage image = new BufferedImage(WIDTH , HEIGHT , 
		BufferedImage.TYPE_INT_RGB);
	Graphics g = image.getGraphics();
	public void zoom()throws Exception
	{
		//讀取原始位圖
		Image srcImage = ImageIO.read(new File("image/board.jpg"));
		//將原始位圖縮小后繪制到image圖象中
		g.drawImage(srcImage , 0 , 0 , WIDTH , HEIGHT , null);
		//將image圖象文件輸出到磁盤文件中。
		ImageIO.write(image , "jpeg" , 
			new File(System.currentTimeMillis() + ".jpg"));
	}
	public static void main(String[] args)throws Exception
	{
		new ZoomImage().zoom();
	}
}