pacman.java

用Java做的小游戏：Pacman 和小时候玩的吃豆豆一样

import cs101.lang.*;
import java.util.*;
import java.awt.*;
import gaming.*;
import javax.swing.JOptionPane;
public class Pacman extends DummyItem implements KeyControllable,ScreenObject
{   
    protected int x = 7;
    protected int y = 7;//locate the pacman's location in the centre
    protected java.awt.Color myColor;
    public Pacman(int x,int yposition)
    {
         super(7,7,java.awt.Color.white,3);//pacman is a round with a gap on the right   
         this.myColor=java.awt.Color.white;//set the initial information of the pacman
                 
    }
    public int getX() {
    return x;
    }
    public void setX(int xPos) {x=xPos;}
    public void setY(int yPos) {y=yPos;}//set the position
    public int getY() {
    return y; 
    }
    
    public Color getColor() {
    return myColor; 
    }
    public Image getImage() {
	return this.image;
    } 
   
    public void actOnKey(char key)
    {
        WalledSquare[][] walls = PacmanBoard.getWalls();
        switch(key)
        {
         case 'w': if(!walls[x][y].hasUpperWall())
                   y--;
                   break; //go up          
         case 's': if(!walls[x][y].hasLowerWall())
                   y++;
                   break;//go down      
         case 'a': if(!walls[x][y].hasLeftWall())
                   x--;
                   break;//go left
         case 'd': if(!walls[x][y].hasRightWall()) 
                   x++;               
                   break;//go right                                
         default:  break;
        }  
        
       PacmanBoard.repaint(); 
   }
}