📄 example22_4.java
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import java.applet.*;import java.awt.*;import java.awt.event.*;
public class Example22_4 extends Applet implements MouseListener
{ final int number=5; int count=0;
Image[] card=new Image[number];
public void init()
{ addMouseListener(this);
for(int i=0;i<number;i++)
{ card[i]=getImage(getCodeBase(),"jiafei"+i+".jpg");
}
}
public void paint(Graphics g)
{ if((card[count])!=null)
g.drawImage(card[count],10,10,
card[count].getWidth(this),card[count].getHeight(this),this);
}
public void mousePressed(MouseEvent e)
{ count++;
if(count>number)
count=0;
repaint();
}
public void mouseReleased(MouseEvent e){}
public void mouseEntered(MouseEvent e){}
public void mouseExited(MouseEvent e){}
public void mouseClicked(MouseEvent e){}
}
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