hanoi11.java

这是一个汉诺塔程序

/**
 * This class models a HannoiTower.
 *
 * @author 程宇恒
 * @version 1.0.0
 */

import javax.swing.*;
import java.awt.*;


public class Hanoi11 extends JPanel
    implements Runnable
{

/*定义字体*/
	static final Font titleFont = new Font("", 1, 12),
	 				  textFont = new Font("", 0, 11),
	 	              monoFont = new Font("", 1, 12);
    static final int CANVAS_WIDTH = 450,
    	             CANVAS_HEIGHT = 250,
                     TABLE_TOP = 225;

    static final int PEG1 = 0, PEG2 = 1,PEG3 = 2, MIN_DISCS = 3, MAX_DISCS = 9;//游戏常量
    protected boolean gameOver;//游戏结束
    private int sourceDisc;
    private int sourcePeg;
    private int targetPeg;
    private String gameStatus;//游戏状态
    private JPanel cpBack;
    private JPanel titlePanel;
    private JLabel titleLabel;
    protected Board bd;
    private BoardCanvas bc;//游戏布局
    private StatusPanel sp;//状态控制板
    private ControlPanel cp;
	  private Image boardImage;
    private String boardImageFile = "board.gif";//游戏背景图片
    private Thread solveThread,timer;//游戏进程
	  private  ImageIcon icon ;
     


    public Hanoi11()
    {
    	setBackground(Color.LIGHT_GRAY);
    	setLayout(new BorderLayout(0, 0));
    	/*BoardCanvas*/
        bc = new BoardCanvas(this);
        bc.setSize(25, 10);

	
        titlePanel = new JPanel();
        titlePanel.setLayout(new GridLayout(1, 1));
        titlePanel.setBackground(Color.gray);
        titlePanel.setFont(titleFont);
        titlePanel.add(titleLabel = new JLabel(" 汉诺塔二代", 0));
        titleLabel.setForeground(Color.black);
        /*控制面板*/
        cpBack = new JPanel();
        cpBack.setBackground(Color.black);
        cp = new ControlPanel(this);
        cpBack.add(cp);
        /*状态控制面板*/
        sp = new StatusPanel(this);
        sp.setBackground(Color.black);
        
       
          icon = new ImageIcon("board.gif" ,
                                       "an image with tower");
		    JLabel	label = new JLabel(icon);
		
		label.setVerticalTextPosition(JLabel.TOP);
        label.setHorizontalTextPosition(JLabel.LEFT);
        
        	add(label);


		
        
   
       		add("Center", bc);
      		add("North", titlePanel);
    		  add("East", cpBack);
      		add("South", sp);
      		
    MediaTracker mediatracker = new MediaTracker(this);
	
       boardImage = icon.getImage();	
     mediatracker.addImage(boardImage, 0);
        try
        {
            mediatracker.waitForID(0);
        }
        catch(InterruptedException interruptedexception) { }   

      
       
    }

 /*   public void init()//init重写
    {

        

        newGame();
    }*/
/*开始游戏*/
    void newGame()
    {
        int i = cp.getDiscs();
        System.gc();
        gameOver = false;
        bd = new Board(i, this);
        bc.drawBoard(bd, boardImage, 0, 0, 0);
        sp.setMoveCount(0);
        if(cp.isTimerOn())
            timer = new Timer(cp);
        else
            cp.setTimer(" ");
        if(solveThread == null)
            sp.setStatus("移动所有的"+i+"个盘子到最右边的柱子");
        bc.requestFocusInWindow();//This component must be displayable, visible, and focusable
    }
/*重新开始游戏*/
    void restartGame()
    {
        stop();
        cp.setAutoSolveEnable(true);
        newGame();
    }

/*停止*/
    public void stop()
    {
        if(solveThread != null)
        {
            solveThread.stop();
            solveThread = null;
        }
        if(timer != null)
        {
            timer.stop();
            timer = null;
        }
    }

    public void startSolveThread()
    {
        stop();
        solveThread = new Thread(this);
        solveThread.start();
    }

    public void run()
    {
        newGame();
        sp.setStatus("自动演示");
        solve(cp.getDiscs(), 0, 1, 2);
        sp.setStatus("完成!");
        gameOver = true;
        solveThread = null;
        cp.setAutoSolveEnable(true);
    }
/*实现汉诺塔自动移动的递归算法*/
    void solve(int i, int j, int k, int l)
    {
        if(i == 0)
            return;
        solve(i - 1, j, l, k);
        bd.moveDisc(j, l);
        sp.setMoveCount(bd.getMoveCount());
        bc.drawBoard(bd, boardImage, 0, 0, 0);
        try
        {
            Thread _tmp = solveThread;
            Thread.sleep(cp.getDelay());
        }
        catch(InterruptedException interruptedexception) { }
        solve(i - 1, k, j, l);
    }
/*控制鼠标移动*/
    void dragDisc(int i, int j)//拖盘子
    {
        if(!gameOver && sourceDisc != 0)
            bc.drawBoard(bd, boardImage, sourceDisc, i, j);
    }

    void selectDisc(int i, int j)//选盘子
    {
        if(!gameOver && solveThread == null)
        {
            if(timer != null && !timer.isAlive())
                timer.start();
            sourcePeg = pixelToPeg(i, j);
            if(bd.isStartPeg(sourcePeg))
            {
                sourceDisc = bd.getTopDisc(sourcePeg);
                bc.drawBoard(bd, boardImage, sourceDisc, i, j);
            }
        }
    }

    void dropDisc(int i, int j)//放盘子
    {
        if(!gameOver && sourceDisc != 0)
        {
            targetPeg = pixelToPeg(i, j);
            if(bd.moveDisc(sourceDisc, sourcePeg, targetPeg))
            {
                gameStatus = bd.getBoardStatus();
                sp.setMoveCount(bd.getMoveCount());
                if(gameStatus == null)
                {
                    sp.setStatus("最少的移动步数是 "+bd.getMinMoves()+"步");
                } else
                {
                    gameOver = true;
                    stop();
                    sp.setStatus(gameStatus);
                }
            }
            bc.drawBoard(bd, boardImage, 0, 0, 0);
            sourceDisc = 0;
        }
    }

    int pixelToPeg(int i, int j)
    {
        int b = -1;
        if(j > 40 && j < 225)
            if(i > 50 && i < 100)
                b = 0;
            else
            if(i > 200 && i < 250)
                b = 1;
            else
            if(i > 350 && i < 400)
                b = 2;
        return b;
    }


public static void main(String args[])
{
       JFrame frame = new JFrame("汉诺塔二代");

        frame.setContentPane(new Hanoi11());
        frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
        frame.pack();    // Adjust the size of the window
        frame.setVisible(true);



}

}