import?javax.swing.*;
import?javax.swing.filechooser.FileNameExtensionFilter;

import?java.awt.*;
import?java.awt.event.*;
import?java.awt.image.BufferedImage;
import?java.io.FileFilter;

import?javax.imageio.ImageIO;//這個類實現圖像的打開和保存

public?class?Huatu?extends?JPanel?implements?MouseListener
		MouseMotionListener?ActionListener?{
	private?Jframe?f?f1;
	private?int?xBegin?=?0?yBegin?=?0?xEnd?=?0?yEnd?=?0;//?開始和結束點坐標
	private?JButton?butLine?butRect?butOval?butPen?butEraser;//?線，方，圓
	private?JToolBar?tb;
	private?int?i?=?0;//?0線;1方;2圓;3筆;
	//?最后的圖形要保存下來，使用緩沖圖像
	private?BufferedImage?bi;
	private?Graphics?gg;//?圖像專用畫筆
	private?JFileChooser?jfc;
	private?JButton?butSave?butOpen?butAbout;
	private?JButton?butColor;//?選擇顏色
	private?Color?myColor;
	private?

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----

?????文件???????5016??2010-06-05?02:10??Huatu\Huatu.jar

?????文件???????6748??2010-06-05?02:08??Huatu\Huatu.java

?????目錄??????????0??2010-06-05?02:11??Huatu

-----------?---------??----------?-----??----

????????????????11764????????????????????3