import greenfoot.*;

/**
 * This class defines a crab. Crabs live on the beach.
 */
public class Crab extends Actor
{
    GreenfootImage image1 = new GreenfootImage("crab.png");
    GreenfootImage image2 = new GreenfootImage("crab2.png");
    int count = 0;
    public Crab(){
      setImage(image1);
    }
    public void act()
    {
<<<<<<< HEAD
      keyControl();
      move(4);
      eat();
      switchImage();
    }
    
    public void switchImage(){
        if(getImage()==image1){
            setImage(image2);
        }
        else
            setImage(image1);
    }
    
    public void keyControl(){
         if(Greenfoot.isKeyDown("a")){
              turn(-5);
         }
         if(Greenfoot.isKeyDown("d")){
              turn(5);
         }
         if(Greenfoot.isKeyDown("w")){
              move(5);
         }
         if(Greenfoot.isKeyDown("d")){
              turn(-10);
         }
    }
    
    public void eat(){
        if(isTouching(Worm.class)){
            removeTouching(Worm.class);
            Greenfoot.playSound("slurp.wav");
            count++;
            World w = getWorld();
            w.showText("吃虫数："+count,50,100);
            
        }
        
        if(count==3){
            World w = getWorld();
            GreenfootImage bg = w.getBackground();
            bg.setFont(new Font(true,true,150));
            bg.setColor(new Color(0,255,0));
            bg.drawString("成功！",120,300);
            Greenfoot.stop();
        }
=======
        move(2);
>>>>>>> abc9c9eaaa8241ff0b5379e72755922233de5434
    }
}