hitpigheadv3.java

打猪头

import java.awt.*;
import java.util.*;
import java.applet.*;
import java.awt.event.*;

import javax.swing.JButton;

abstract class SuperSprite  
{
   int     X,Y,width,height;
   boolean visible,active;

   abstract public void paintSprite(Graphics g);
   abstract public void updateState();

   public int getX()
   {
      return X;
   }

   public int getY()
   {
      return Y;
   }

   public void setLocation(int X,int Y)
   {
      this.X = X;
      this.Y = Y;
   }

   public int getWidth()
   {
      return width;
   }

   public int getHeight()
   {
      return height;
   }

   public void setSize(int width,int height)
   {
      this.width  = width;
      this.height = height;
   }

   public boolean canVisible()
   {
      return visible;
   }

   public void setVisible(boolean v)
   {
      visible = v;
   }

   public boolean canMove()
   {
      return active;
   }

   public void setMove(boolean m)
   {
      active = m;
   }
}

class PigSprite extends SuperSprite  
{
   int     show,hide;
   Image   SpriteImage,Frame; 
   Applet  Game;     
   Random  R;
   boolean showPig;  

   public PigSprite(Image SpriteImage,Image Frame,Applet Game,int seed)
   {
      R = new Random(seed);

      this.SpriteImage = SpriteImage;
      this.Frame       = Frame;
      this.Game        = Game;  
      showPig          = false; 
      
      show             = 5;
      hide             = 9900;
      
      setVisible(true);    
      setMove(true);   
   }

   public void updateState()
   {
      if(active == true)
      {

         if(Math.abs(R.nextInt() % 10000) < show)
         {
            if(showPig == false)
               showPig = true;
         }
         else if(Math.abs(R.nextInt() % 10000) > hide)
         {
            if(showPig == true)
               showPig = false;
         }
      }
   }

   public void paintSprite(Graphics g) 
   {
      if(visible == true)     
      { 
         g.drawImage(Frame,X,Y,Game); 

         if(showPig == true)
            g.drawImage(SpriteImage,X + 12,Y + 18,Game);
      }
   }

   public boolean hit(int X,int Y,int P_Width,int P_Height,int H_Width,
                      int H_Height)      
   {
      if((this.X + P_Width >= X) && (this.Y + (P_Height / 2) >= Y) && 
         (X + (H_Width / 2) >= this.X) && (Y + (H_Height / 2) >= this.Y) 
         && showPig)
      {
         showPig = false;
         return true;
      }
      else
         return false;
   }

   public void setShow(int i)
   {
      show = i;
   }

   public void setHide(int i)
   {
      hide = i;
   }
}

class HammerSprite extends SuperSprite 
{
   Image  hammer1,hammer2,currentImage;
   Applet Game; 
 
   public HammerSprite(Image hammer1,Image hammer2,Applet Game)
   {
      this.hammer1 = hammer1;
      this.hammer2 = hammer2;
      this.Game    = Game;

      currentImage = hammer1;

      setLocation(0,0);
      setVisible(false); 
      setMove(false);   
   }

   public void updateState()
   {

      if(currentImage == hammer1)
         currentImage = hammer2;
      else
         currentImage = hammer1;
   }

   public void paintSprite(Graphics g) 
   {
      if(visible == true)      
         g.drawImage(currentImage,X,Y,Game);
   }
}

public class HitPigHeadv3 extends Applet 
       implements Runnable,MouseListener,MouseMotionListener,ActionListener
{
   int          AppletWidth,AppletHeight,FrameWidth,FrameHeight,
                countX,countY,HammerWidth,HammerHeight,score,
                CurrentSecond,GameSecond,level;
   Image        frame,pig,hammer1,hammer2,OffScreen,PigHead1,
                PigHead2;
   Thread       newThread; 
   Graphics     drawOffScreen;
   MediaTracker MT;   

   PigSprite    pigSprite[];
   HammerSprite hammerSprite;

   Panel        Status,Control;
   Label        Time,Score;
   Button       start,end;
   boolean      StartGame,EndGame;
   StartScreen  S_Screen;
   CloseDialog  CD;

   GregorianCalendar time;   

   public void init()
   {
      addMouseListener(this);     
      addMouseMotionListener(this);   
      
      CD      = new CloseDialog(this,new Frame());

      level   = 1;
      Time    = new Label("时间: 0");
      Score   = new Label("得分: 0");
      end     = new Button("结束游戏");
      start   = new Button("开始游戏");
      end.addActionListener(this);
      start.addActionListener(this);
      end.setEnabled(false);

      Status  = new Panel();
      Control = new Panel();
      Status.setLayout(new GridLayout(1,2));
      Control.setLayout(new GridLayout(1,2));
      
      Status.add(Time);
      Status.add(Score);
      Control.add(start);
      Control.add(end);

      setLayout(new BorderLayout());
      add(Status,BorderLayout.NORTH);
      add(Control,BorderLayout.SOUTH);
      
      AppletWidth   = getSize().width;
      AppletHeight  = getSize().height;
      countX        = 3;        
      countY        = 3;        
      score         = 0;        
      GameSecond    = 0;
      CurrentSecond = -1;
      StartGame     = true;      
      EndGame       = false;
 
      MT       = new MediaTracker(this);
      pig      = getImage(getDocumentBase(),"Images/pig.gif");
      frame    = getImage(getDocumentBase(),"Images/frame.gif");
      hammer1  = getImage(getDocumentBase(),"Images/hammer1.gif");
      hammer2  = getImage(getDocumentBase(),"Images/hammer2.gif");
      PigHead1 = getImage(getDocumentBase(),"Images/pighead1.gif");
      PigHead2 = getImage(getDocumentBase(),"Images/pighead2.gif");
      MT.addImage(pig,0);
      MT.addImage(frame,0);
      MT.addImage(hammer1,0);
      MT.addImage(hammer2,0);
      MT.addImage(PigHead1,0);
      MT.addImage(PigHead2,0);

      try
      {
         MT.waitForAll();
      }      
      catch(InterruptedException E){ } 

      FrameWidth  = frame.getWidth(this);  
      FrameHeight = frame.getHeight(this);  

      pigSprite   = new PigSprite[9];  
      for(int i=0;i<9;i++)
      {

         pigSprite[i] = new PigSprite(pig,frame,this,i+100);


         pigSprite[i].setLocation(i%countX*FrameWidth,
                                  i/countY*FrameHeight);
 
      }         

      hammerSprite   = new HammerSprite(hammer1,hammer2,this);
      HammerWidth    = hammer1.getWidth(this); 
      HammerHeight   = hammer1.getHeight(this); 

      S_Screen = new StartScreen(AppletWidth,AppletHeight,this,
                                 PigHead1,PigHead2);

      OffScreen      = createImage(AppletWidth,AppletHeight);
      drawOffScreen  = OffScreen.getGraphics();

      resize(FrameWidth*countX,FrameHeight*countY + 70);
   }

   public void start()     
   {
      newThread = new Thread(this);  
      newThread.start();
   }

   public void stop()   
   {
      newThread = null;  
   }

   public void paint(Graphics g)
   {

      drawOffScreen.clearRect(0,0,AppletWidth,AppletHeight);

      if(StartGame)

         S_Screen.paintScreen(drawOffScreen); 
      else
      {  

         for(int i=0;i<9;i++)