game.java

JAVA制作的扫雷游戏

 * @return
 * Check the number i j . If is in the size and this state[x][y] equals value ,return true.
 */
	   private boolean check(int x,int y,int value)
	   {
		   if(check(x,y))
			   if(state[x][y]==value)
				   return true;
		   return false;
	   }	   

	   
/**
    Initiatives the MouseHandler as action listener to treat the mouse action.
    Rebuild the methods mousePressed() and mouseClicked() .
 */	   
	   private class MouseHandler extends MouseAdapter
	   {
		   // when mouse pressed . get the place of mouse and Calculate the corresponding label.
	      public void mousePressed(MouseEvent event)
	      {
	    	  // get the mouse place .
	    	  getmouse(event);
	      }
	      // When mouse clicked , treat it.
	      public void mouseReleased(MouseEvent event)
	      {
	    	  if(!gameover)
	    	  {
		      // Set the timer begin work.
		 	  counttime.start();
	    	  // get the mouse place .
	    	  getmouse(event);
	    	  // If clicked with left button , do it .
	    	  if(event.getButton() == MouseEvent.BUTTON1)
	    	    {
	    		  // If is more than double click , display the next state.
	    		  // If not , display the label .
	    		  // If the label state is 0 , display all the next label which state is 0 too.
	    	     if(event.getClickCount() >= 2 && choose[y][x] == 1)
	    	     {
	    	    	 if(hasbomb(y,x))
	    	    	 {
	    	    		 displayallstate();
	    	    		 counttime.stop();
	    	    		 showlost();
	    	    	 }	  
	    	    	 else
	    	    		 displaynext(y,x);
	    		     
	    	     }
	    	     else
	      	         if(choose[y][x] == 0)
	    	         {
	    		        displaythis(i);
	   		            if(state[y][x] == 0)
	   			            displayallnext(y,x);
	    	         }
	    	     // Check is win the game.
	    	     iswin();

	    	  }
	    	// If clicked not with left button , do it .
	    	  else
	    	  {
	    		  // set the choose[][] state.
	    		  // if the old state is 0 ,change it to -1 , if if the old state is -1 ,change it to 0. 
	    		  // display the choose[][] state with icon.
	    		 if(choose[y][x] == 0)
	    		 {
	       		    choose[y][x] = -1;
	       	   	    label = find(i);
	       	   	    ImageIcon  stateicon = gameicon.geticon("x.gif");
	    		    label.setIcon(stateicon);       	   	    
	    		 }
	    		 else
	    		  if(choose[y][x] == -1)
	    		  {
	       		    choose[y][x] = 0;
	       	   	    label = find(i);
	       	   	    ImageIcon  stateicon = gameicon.geticon("8.gif");
	    		    label.setIcon(stateicon);  
	    		  }
	    	    }
	    	  }
	      }
	      
	      private void getmouse(MouseEvent event)
	      {
		      	int now_x = (int) event.getPoint().getX();
		    	int now_y = (int) (event.getPoint().getY());
		    	int label_x = label.getWidth();
		    	int label_y = label.getHeight();
		    	x = (now_x-(now_x%label_x))/label_x;
		    	y = (now_y-(now_y%label_y))/label_y;
		    	i = x+y*num_x+1;
	      }
	      
	      
	      // x for the label number in Horizon .
	      // y for the label number in Vertical.
	      // i is the sort number from 1 to higher.
	      private int x;
	      private int y;
	      private int i;
	   }
	   
/**
   @param i
   @return
   Return the label which is the (i)th.
 */
	   private JLabel find(int i)
	   {  
		  int count = 0 ;
	      for (JLabel r : panellist)
	      {  
	    	 count++;
	         if (count == i) return r;
	      }
	      return null;
	   }

/**
    Count the chose label number .
    If the number equals all label number which is not bomb , show win.
 */
	   private void iswin()
	   {
		   int count = 0;
		   for(int i=0;i<num_y;i++)
			   for(int j=0;j<num_x;j++)
				   if(choose[i][j] == 1)
					   count++;
		   if(count == num_x*num_y-num_bomb)
		   {
			    counttime.stop();
	  			showwin();
		   }
	   }
	   
/**
    Display all the states of the state[][] . Display it with icon.
 */	   
	   private void displayallstate()
	   {
		   for(int i=0;i<num_y;i++)
			   for(int j=0;j<num_x;j++)
			   {
			    	label = find(i*num_x+j+1);
			   		ImageIcon stateicon = gameicon.geticon(state[i][j]+".gif");
			   		label.setIcon(stateicon);
			   }
	   }
	   
/**
	Display the state (i) of the state[][] . Display it with icon.
*/	 	   
	   private void displaythis(int i)
	   {
		   if(!gameover)
		   {
	   	    label = find(i);
	   	    i=i-1;
	   	    int x =  (i-i%num_x)/num_x;
	   	    int y = i%num_x;
	   	    ImageIcon  stateicon = gameicon.geticon(state[x][y]+".gif");
			label.setIcon(stateicon);
	                choose[x][y] = 1;
			if(state[x][y] == -1)
			{
	   			displayallstate();
	 	    	counttime.stop();
	   			showlost();
			}
		   }
	   }
	   
/**
   @param x
   @param y
   Display all the next states which equals 0.
 */	   
	   private void displayallnext(int x,int y)
	   {
		   displaynext(x,y);
		   for(int i=-1;i<2;i++)
			   for(int j=-1;j<2;j++)
			   {
				   if(!(i==0&&j==0))
				       if(check(x+i,y+j,0))
				    	   if(choose[x+i][y+j] == 0)
				           {
					         displaythis((y+j)+(x+i)*num_x+1);
					         displayallnext(x+i,y+j);
					         displaynext(x+i,y+j);
				           }
			   }	   
	   }
	   
/**
   @param x
   @param y
   Display the next label state.
   If the next label is bomb , show lost and break this.
 */	   
	   private void displaynext(int x,int y)
	   {
		   for(int i=-1;i<2;i++)
			   for(int j=-1;j<2;j++)
			   {
				   if(!(i==0&&j==0))
				       if(check(x+i,y+j))
				    	   if(choose[x+i][y+j] == 0)
				           {
					         displaythis((y+j)+(x+i)*num_x+1);
					         if(state[x+i][y+j]==0)
					        	 displayallnext(x+i,y+j);
				           }
			   }
	   }

/**
	@param x
	@param y
	@return
	Check the next state .
	If has bomb , return true , else return false.
*/	   
		   private boolean hasbomb(int x,int y)
		   {
			   for(int i=-1;i<2;i++)
				   for(int j=-1;j<2;j++)
				   {
					   if(!(i==0&&j==0))
					       if(check(x+i,y+j))
					    	   if(choose[x+i][y+j] == 0 && state[x+i][y+j] == -1)
					           {
						         return true;
					           }
				   }
			   return false;
		   }	   
	   
/**
   Create and show a win dialog.
 */
	   private void showwin()
	   {
		   gameover = true;
		   String name = "You Win";
				String text = "You won the Game , do you want to sign here ?";
				ActionListener yeslistener = new 
		      ActionListener() 
		      {  
		         public void actionPerformed(ActionEvent event) 
		         { 
		            dialog.setVisible(false); 
		            if (signdialog == null) // first time
				           signdialog = new SignDialog(null);   
				    signdialog.setVisible(true);
		         } 
		      };
		         ActionListener nolistener = new 
	     ActionListener() 
	     {  
	        public void actionPerformed(ActionEvent event) 
	        { 
	           dialog.setVisible(false); 
	        } 
	     };
	       if (dialog == null) // first time
	           dialog = new GameDialog(null,name,text,yeslistener,nolistener);   
	        dialog.setVisible(true);
	   }

/**
    Create and show a lost dialog.
 */
	   private void showlost()
	   {
		   gameover = true;
		   String name = "You Lost";
				String text = "You have lost the game , do you want one more ?";
				ActionListener yeslistener = new 
		      ActionListener() 
		      {  
		         public void actionPerformed(ActionEvent event) 
		         { 
		            dialog.setVisible(false); 
	                newgame();
		         } 
		      };
		         ActionListener nolistener = new 
	     ActionListener() 
	     {  
	        public void actionPerformed(ActionEvent event) 
	        { 
	           dialog.setVisible(false); 
	        } 
	     };
	       if (dialog == null) // first time
	           dialog = new GameDialog(null,name,text,yeslistener,nolistener);   
	        dialog.setVisible(true);
	   }
  

	   // This panel for add 
	   private JPanel panel;
	   private JLabel label;
	   private Box b;
	   private ArrayList<JLabel> panellist = new ArrayList<JLabel>();
	   private int[][] state = new int[100][80];
	   private int[][] choose = new int[100][80];
	   private GameDialog dialog;
	   private TimeLabel usedtime;
	   private TimeLabel totaltime;
	   private int maxtime = 5000;
	   private boolean gameover = false;
	}


// This dialogs for show choose dialog and about dialog and sign dialog.
private ChooseDialog choosedialog ;
private AboutDialog aboutdialog ;
private SignDialog signdialog ;
// This timer for count used times .
private Timer counttime;
// This icon save all the icon informations.
private GameIcon gameicon;
// This panel used for display the game.
private GamePanel  gamepanel;
// This action listeners used for menu.
private ActionListener newgamelistener;
private ActionListener lv1listener;
private ActionListener lv2listener;
private ActionListener lv3listener;
private ActionListener lv_orderlistener;
private ActionListener exitlistener;
private ActionListener aboutlistener;
// This data used for create labels and bombs.
private int num_x = 20;
private int num_y = 16;
private int num_bomb = 64;
}


/**
   A modal dialog that displays a message and waits for the user to click the YES and NO button.
*/
class GameDialog extends JDialog
{  
public GameDialog(JFrame owner,String name,String text,ActionListener yeslistener,ActionListener nolistener)
{  
   super(owner, name, true);         

   // add HTML label to center

   add(new JLabel(
      "<html><h3><i>"+text+"</i></h3></html>"),
      BorderLayout.CENTER);

   // YES and NO button closes the dialog
   
   JButton yes = new JButton("YES");
   yes.addActionListener(yeslistener);
   JButton no = new JButton("NO");
   no.addActionListener(nolistener);

   // add YES and NO button to southern border
   
   JPanel panel = new JPanel();
   panel.add(yes);
   panel.add(no);
   add(panel, BorderLayout.SOUTH);

   setSize(250, 150);
}
}

/**
    This class initiatives an time label for set and get the time , and display it when set the time.
 */
class TimeLabel extends JLabel
{  
public TimeLabel()
{  
	setText(int2string(time));
}

// Supply a method for set the time , display the time after set it.
public void settime(int t)
{
	if(t<0) t = -t ;
	if(t > 9999) t = t % 10000 ;
	time = t ;
	setText(int2string(time));
}

//Supply a method for get the time.
public int gettime()
{
	return time;
}

//Supply a method check the time from integer to string . 
private String int2string(int i)
{
	int i4 = i%10;
	int i3 = ((i-i4)/10)%10;
	int i2 = ((i-i4-i3*10))/100%10;
	int i1 = ((i-i4-i3*10-i2*100)/1000)%10;
	String s = ""+i1+i2+i3+i4+" 秒";
	return s;
}

private int time = 0;
}


class GameIcon extends ImageIcon
{
	public GameIcon()
	{
		icon_bomb =  changesize(init("-1.gif"));
		icon_0 = changesize(init("0.gif"));
		icon_1 = changesize(init("1.gif"));
		icon_2 = changesize(init("2.gif"));
		icon_3 = changesize(init("3.gif"));
		icon_4 = changesize(init("4.gif"));
		icon_5 = changesize(init("5.gif"));
		icon_6 = changesize(init("6.gif"));
		icon_8 = changesize(init("8.gif"));
		icon_x = changesize(init("x.gif"));
		icon_newgame = changesize(init("newgame.gif"));		
	}
	
	public ImageIcon geticon(String name)
	{
		if(name.equals("-1.gif"))
			return icon_bomb;
		if(name.equals("0.gif"))
			return icon_0;
		if(name.equals("1.gif"))
			return icon_1;
		if(name.equals("2.gif"))
			return icon_2;
		if(name.equals("3.gif"))
			return icon_3;
		if(name.equals("4.gif"))
			return icon_4;
		if(name.equals("5.gif"))
			return icon_5;
		if(name.equals("6.gif"))
			return icon_6;
		if(name.equals("8.gif"))
			return icon_8;
		if(name.equals("x.gif"))
			return icon_x;
		if(name.equals("newgame.gif"))
			return icon_newgame;
		return null;
	}

/**
   @param name
   @return
   Use the name to find the image file in jar , if failed , find in file , if also failed ,return null.
   Use the image file to create icon and return .
 */	
	 public ImageIcon init(String name) 
	 { 
		 Image m_image;
	        try { 
	            InputStream in = getClass().getResourceAsStream(name); 
	            if (in == null) 
	            { 
	                return new ImageIcon(name); 
	            } 
	            byte[] buffer = new byte[in.available()]; 
	            in.read(buffer); 
	            m_image = Toolkit.getDefaultToolkit().createImage(buffer); 
	            return new ImageIcon(m_image);
	        } 
	        catch (java.io.IOException e) { 
	            System.err.println("Unable to read image."); 
	            e.printStackTrace(); 
	        } 
	        return null;
	 } 

	 
/**
   @param icon
   @return
   Check the icon size . if not equals the button size reset it to the button size .
*/	   
	   private ImageIcon changesize(ImageIcon icon)
	   {
		 if(icon.getIconWidth() == buttonsize && icon.getIconHeight() == buttonsize ) 
			 return icon;
		 else
    	     return new ImageIcon(icon.getImage().getScaledInstance(buttonsize, buttonsize, Image.SCALE_DEFAULT));
	   }	
	
private ImageIcon icon_bomb;
private ImageIcon icon_0;
private ImageIcon icon_1;
private ImageIcon icon_2;
private ImageIcon icon_3;
private ImageIcon icon_4;
private ImageIcon icon_5;
private ImageIcon icon_6;
private ImageIcon icon_8;
private ImageIcon icon_x;
private ImageIcon icon_newgame;
private int buttonsize = 20;
}



class Info
{
	Info()
	{
		// Get position, size from preferences
	    Preferences root = Preferences.userRoot();
	    node = root.node("/cn/yfsjx/game");	    
	}
	
	// Return the name.
	public String getname(int i)
	{
		return node.get("name"+i , name);
	}
	
	// Return the time.
	public int gettime(int i)
	{
		return node.getInt("time"+i,maxtime);
	}
	
	// Set the name.
	public void setname(int i , String name)
	{
		node.put("name"+i, name);
	}
	
	// Set the time.
	public void settime(int i , int time)
	{
		node.putInt("time"+i, time);
	}
	
private final Preferences node;
private int maxtime = 5000;
private String name = "匿名";
}