华容道

import java.awt.;
import java.awt.event.;
public class 华容道{
public static void main(String args[]){
new huarongdao();
}
}
class Person extends Button implements FocusListener{
int number;
Color c = new Color(130,243,253);
Person(int number,String s){
super(s);
setBackground(c);
this.number = number;
c = getBackground();
addFocusListener(this);
}
public void focusGained(FocusEvent e){
setBackground(Color.pink);
}
public void focusLost(FocusEvent e){
setBackground(c);
}
}
class huarongdao extends Frame implements MouseListener,KeyListener,ActionListener{
Person person[] = new Person[10];
Button left,right,above,below;
Button restart = new Button("重新开始");
public huarongdao(){
init();
setBounds(100,100,320,360);
setVisible(true);
setResizable(true);
validate();
addWindowListener( new WindowAdapter(){
public void windowClosing(WindowEvent e){
System.exit(0);
}
});
}
public void init(){
setLayout(null);
add(restart);
restart.setBounds(100,320,120,25);
restart.addActionListener(this);
String name[] = {"曹操","关羽","张飞","刘备","赵云","黄忠","兵","兵","兵","兵"};
for(int k = 0;k<name.length;k++){
person[k] = new Person(k,name[k]);
person[k].addMouseListener(this);
person[k].addKeyListener(this);
add(person[k]);
}
person[0].setBounds(104,54,100,100);
person[1].setBounds(104,154,100,50);
person[2].setBounds(54,154,50,100);
person[3].setBounds(204,154,50,100);
person[4].setBounds(54,54,50,100);
person[5].setBounds(204,54,50,100);
person[6].setBounds(54,254,50,50);
person[7].setBounds(204,254,50,50);
person[8].setBounds(104,204,50,50);
person[9].setBounds(154,204,50,50);
person[9].requestFocus();
left = new Button();
right = new Button();
above = new Button();
below = new Button();
add(left);
add(right);
add(above);
add(below);
left.setBounds(49,49,5,260);
right.setBounds(254,49,5,260);
above.setBounds(49,49,210,5);
below.setBounds(49,304,210,5);
validate();
}
public void keyTyped(KeyEvent e){

}

public void keyReleased(KeyEvent e){
	
}

public void keyPressed(KeyEvent e){
	Person man = (Person)e.getSource();
	if(e.getKeyCode()==KeyEvent.VK_DOWN){
		go(man,below); 
	}
	if(e.getKeyCode()==KeyEvent.VK_UP){
		go(man,above);
	}
	if(e.getKeyCode()==KeyEvent.VK_LEFT){
		go(man,left);
	}
	if(e.getKeyCode()==KeyEvent.VK_RIGHT){
		go(man,right);
	}
}
public void mousePressed(MouseEvent e){
	Person man = (Person)e.getSource();
	int x = -1,y = -1;
	x = e.getX();
	y = e.getY();
	int w = man.getBounds().width;
	int h = man.getBounds().height;
	if(y>h/2){
		go(man,below);
	}
	if(y<h/2){
		go(man,above);
	}
	if(x<w/2){
		go(man,left);
	}
	if(x>w/2){
		go(man,right);
	}
}

public void mouseReleased(MouseEvent e){
	
}

public void mouseEntered(MouseEvent e){
	
}

public void mouseExited(MouseEvent e){
	
}

public void mouseClicked(MouseEvent e){
	
}

public void go(Person man,Button direction){
	boolean move = true;
	Rectangle manRect = man.getBounds();
	int x = man.getBounds().x;
	int y = man.getBounds().y;
	if(direction==below){
		y = y+50;
	}else if(direction==above){
		y = y-50;
	}else if(direction==left){
		x = x-50;
	}else if(direction==right){
		x = x+50;
	}
	manRect.setLocation(x,y);
	Rectangle directionRect = direction.getBounds();
	for(int k = 0;k<10;k++){
		Rectangle personRect = person[k].getBounds();
		if((manRect.intersects(personRect))&&(man.number!=k)){
			move = false;
		}
	}
	if(manRect.intersects(directionRect)){
		move = false;
	}
	if(move==true){
		man.setLocation(x,y);
	}
}
public void actionPerformed(ActionEvent e){
	dispose();
	new huarongdao();
}

}