package?com.lzw;

import?java.awt.Graphics;
import?java.awt.Image;

import?javax.swing.JPanel;

/**
?*?帶背景的面板組件
?*?
?*?@author?ZhongWei?Lee
?*/
public?class?BackgroundPanel?extends?JPanel?{

	/**
	?*?背景圖片
	?*/
	private?Image?image;

	/**
	?*?構造方法
	?*/
	public?BackgroundPanel（）?{
		super（）;
		setOpaque（false）;
		setLayout（null）;
	}

	/**
	?*?設置圖片的方法
	?*/
	public?void?setImage（Image?image）?{
		this.image?=?image;
	}

	@Override
	protected?void?paintComponent（Graphics?g）?{//?重寫繪制組件外觀
		if?（image?!=?null）?{
			int?width?=?getWidth（）;//?獲取組件大小
			int?height?=?getHeight（）;
			g.drawImage（image?0?0?width?height?this）;//?繪制圖片與組件大小相同
		}
		super.paintComponent（g）;//?執行超類方法
	}
}

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----
?????文件?????????301??2010-07-27?11:32??.classpath
?????文件?????????379??2010-09-07?11:40??.project
?????文件?????????635??2010-07-27?11:32??.settings\org.eclipse.jdt.core.prefs
?????文件?????????962??2013-11-21?08:40??bin\com\lzw\BackgroundPanel.class
?????文件????????7821??2013-11-21?08:40??bin\com\lzw\CityMap.class
?????文件?????????865??2013-11-21?08:40??bin\com\lzw\Mainframe$1.class
?????文件?????????655??2013-11-21?08:40??bin\com\lzw\Mainframe$2.class
?????文件????????4851??2013-11-21?08:40??bin\com\lzw\Mainframe.class
?????文件????????4570??2013-11-21?08:40??bin\com\swtdesigner\SwingResourceManager.class
?????文件???????43334??2010-07-27?11:35??bin\images\background.jpg
?????文件?????????782??2010-07-27?11:36??src\com\lzw\BackgroundPanel.java
?????文件????????4010??2010-07-27?16:42??src\com\lzw\CityMap.java
?????文件????????5989??2010-07-27?14:05??src\com\lzw\Mainframe.java
?????文件????????4973??2010-07-27?11:35??src\com\swtdesigner\SwingResourceManager.java
?????文件???????43334??2010-07-27?11:35??src\images\background.jpg