汉诺塔java 程序import java.awt.*;import java.awt.event.*;import javax.swing.*;public class AutoMoveDisc extends JDialog implements ActionListener{ int amountOfDisc=3;TowerPoint [] pointA,pointB,pointC;char [] towerName;Container con;StringBuffer moveStep;JTextArea showStep;JButton bStart,bStop,bContinue,bClose;Timer time;int i=0,number=0;AutoMoveDisc(Container con){setModal(true);setTitle("自动演示搬盘子过程");this.con=con;moveStep=new StringBuffer();time=new Timer(1000,this);time.setInitialDelay(10);showStep=new JTextArea(10,12);bStart=new JButton("演示");bStop=new JButton("暂停");bContinue=new JButton("继续");bClose=new JButton("关闭");bStart.addActionListener(this);bStop.addActionListener(this);bContinue.addActionListener(this);bClose.addActionListener(this);JPanel south=new JPanel();south.setLayout(new FlowLayout());south.add(bStart);south.add(bStop);south.add(bContinue);south.add(bClose);add(new JScrollPane(showStep),BorderLayout.CENTER);add(south,BorderLayout.SOUTH);setDefaultCloseOperation(JFrame.DO_NOTHING_ON_CLOSE);towerName=new char[3];addWindowListener(new WindowAdapter(){public void windowClosing(WindowEvent e){time.stop();setVisible(false);}});}public void setPointA(TowerPoint [] pointA){this.pointA=pointA;}public void setPointB(TowerPoint [] pointB){this.pointB=pointB;}public void setPointC(TowerPoint [] pointC){this.pointC=pointC;}public void setTowerName(char name[]){if(name[0]==name[1]||name[0]==name[2]||name[1]==name[2]){towerName[0]='A';towerName[1]='B';towerName[2]='C';}elsetowerName=name;}public void setAmountOfDisc(int n){amountOfDisc=n;}public void actionPerformed(ActionEvent e) {if(e.getSource()==time){number++;char cStart,cEnd;if(i<=moveStep.length()-2){cStart=moveStep.charAt(i);cEnd=moveStep.charAt(i+1);showStep.append("("+number+")从"+cStart+"座搬一个盘子到"+cEnd+"座\n");autoMoveDisc(cStart,cEnd);}i=i+2;if(i>=moveStep.length()-1){time.stop();}}else if(e.getSource()==bStart){if(moveStep.length()==0){if(time.isRunning()==false){i=0;moveStep=new StringBuffer();setMoveStep(amountOfDisc,towerName[0],towerName[1],towerName[2]);number=0;time.start();}}}else if(e.getSource()==bStop){if(time.isRunning()==true)time.stop();}else if(e.getSource()==bContinue){if(time.isRunning()==false)time.restart();}else if(e.getSource()==bClose){time.stop();setVisible(false);}}private void setMoveStep(int amountOfDisc,char one,char two,char three){ if(amountOfDisc==1){moveStep.append(one);moveStep.append(three);}else{setMoveStep(amountOfDisc-1,one,three,two);moveStep.append(one);moveStep.append(three);setMoveStep(amountOfDisc-1,two,one,three);}}private void autoMoveDisc(char cStart,char cEnd){Disc disc=null;if(cStart==towerName[0]){for(int i=0;i<pointA.length;i++){if(pointA[i].isHaveDisc()==true){disc=pointA[i].getDiscOnPoint();pointA[i].setHaveDisc(false);break;}}}if(cStart==towerName[1]){for(int i=0;i<pointB.length;i++){if(pointB[i].isHaveDisc()==true){disc=pointB[i].getDiscOnPoint();pointB[i].setHaveDisc(false);break;}}}if(cStart==towerName[2]){for(int i=0;i<pointC.length;i++){if(pointC[i].isHaveDisc()==true){disc=pointC[i].getDiscOnPoint();pointC[i].setHaveDisc(false);break;}}}TowerPoint endPoint=null;int i=0;if(cEnd==towerName[0]){for(i=0;i<pointA.length;i++){if(pointA[i].isHaveDisc()==true){if(i>0){endPoint=pointA[i-1];break;}else if(i==0)break;}}if(i==pointA.length)endPoint=pointA[pointA.length-1];}if(cEnd==towerName[1]){for(i=0;i<pointB.length;i++){if(pointB[i].isHaveDisc()==true){if(i>0){endPoint=pointB[i-1];break;}else if(i==0)break;}}if(i==pointB.length)endPoint=pointB[pointB.length-1];}if(cEnd==towerName[2]){for(i=0;i<pointC.length;i++){if(pointC[i].isHaveDisc()==true){if(i>0){endPoint=pointC[i-1];break;}else if(i==0)break;}}if(i==pointC.length)endPoint=pointC[pointC.length-1];}if(endPoint!=null&&disc!=null){endPoint.putDisc(disc,con);endPoint.setHaveDisc(true);}}}import javax.swing.*;import java.awt.*;public class Disc extends JButton{int number;TowerPoint point;Disc(){setBackground(Color.cyan);}public void setNumber(int n){number=n;}public int getNumber(){return number;}public void setPoint(TowerPoint p){point=p;}public TowerPoint getPoint(){return point;}}import java.awt.event.*;import java.awt.*;public class HandleMouse implements MouseListener,MouseMotionListener { TowerPoint [] pointA,pointB,pointC;TowerPoint startPoint=null,endPoint=null;int leftX,leftY,x0,y0;boolean move=false,countTime=false;Container con;HandleMouse(Container con){this.con=con;}public void setPointA(TowerPoint [] pointA){this.pointA=pointA;}public void setPointB(TowerPoint [] pointB){this.pointB=pointB;}public void setPointC(TowerPoint [] pointC){this.pointC=pointC;}public void mousePressed(MouseEvent e){move=false;Disc disc=null;disc=(Disc)e.getSource();startPoint=disc.getPoint();x0=e.getX();y0=e.getY();int m=0;for(int i=0;i<pointA.length;i++){if(pointA[i].equals(startPoint)){m=i;if(m>0&&(pointA[m-1].isHaveDisc()==false)){move=true;break;}else if(m==0){move=true;break;}}}for(int i=0;i<pointB.length;i++){if(pointB[i].equals(startPoint)){m=i;if(m>0&&(pointB[m-1].isHaveDisc()==false)){move=true;break;}else if(m==0){move=true;break;}}}for(int i=0;i<pointC.length;i++){if(pointC[i].equals(startPoint)){m=i;if(m>0&&(pointC[m-1].isHaveDisc()==false)){move=true;break;}else if(m==0){move=true;break;}}}}public void mouseMoved(MouseEvent e){}public void mouseDragged(MouseEvent e){Disc disc=null;disc=(Disc)e.getSource();leftX=disc.getBounds().x;leftY=disc.getBounds().y;int x=e.getX();int y=e.getY();leftX=leftX+x;leftY=leftY+y;if(move==true)disc.setLocation(leftX-x0,leftY-y0);}public void mouseReleased(MouseEvent e){Disc disc=null;disc=(Disc)e.getSource();Rectangle rect=disc.getBounds();boolean location=false;int x=-1,y=-1;for(int i=0;i<pointA.length;i++){x=pointA[i].getX();y=pointA[i].getY();if(rect.contains(x,y)){endPoint=pointA[i];if(i==pointA.length-1&&endPoint.isHaveDisc()==false){location=true;break;}else if(i<pointA.length-1&&pointA[i+1].isHaveDisc()==true&&endPoint.isHaveDisc()==false&&pointA[i+1].getDiscOnPoint().getNumber()>disc.getNumber()){location=true;break;}}}for(int i=0;i<pointB.length;i++){x=pointB[i].getX();y=pointB[i].getY();if(rect.contains(x,y)){endPoint=pointB[i];if(i==pointB.length-1&&endPoint.isHaveDisc()==false){location=true;break;}else if(i<pointB.length-1&&pointB[i+1].isHaveDisc()==true&&endPoint.isHaveDisc()==false&&pointB[i+1].getDiscOnPoint().getNumber()>disc.getNumber()){location=true;break;}}}for(int i=0;i<pointC.length;i++){x=pointC[i].getX();y=pointC[i].getY();if(rect.contains(x,y)){endPoint=pointC[i];if(i==pointC.length-1&&endPoint.isHaveDisc()==false){location=true;break;}else if(i<pointC.length-1&&pointC[i+1].isHaveDisc()==true&&endPoint.isHaveDisc()==false&&pointC[i+1].getDiscOnPoint().getNumber()>disc.getNumber()){location=true;break;}}}if(endPoint!=null&&location==true){endPoint.putDisc(disc,con);startPoint.setHaveDisc(false);}elsestartPoint.putDisc(disc,con);}public void mouseEntered(MouseEvent e){}public void mouseExited(MouseEvent e){}public void mouseClicked(MouseEvent e){}}import javax.swing.*;import java.awt.*;import java.awt.event.*;public class HannoiWindow extends JFrame implements ActionListener{ Tower tower=null;int amountOfDisc=3;char []towerName={'A','B','C'};JMenuBar bar;JMenu menuGrade;JMenuItem oneGradeItem,twoGradeItem,threeGradeItem;JButton renew=null;JButton autoButton=null;JPanel center=new JPanel();HannoiWindow(){tower=new Tower(towerName);tower.setAmountOfDisc(amountOfDisc);tower.setMaxDiscWidth(120);tower.setMinDiscWidth(50);tower.setDiscHeight(16);tower.putDiscOnTower();add(tower,BorderLayout.CENTER);bar=new JMenuBar();menuGrade=new JMenu("选择级别");oneGradeItem=new JMenuItem("初级");twoGradeItem=new JMenuItem("中级");threeGradeItem=new JMenuItem("高级");menuGrade.add(oneGradeItem);menuGrade.add(twoGradeItem);menuGrade.add(threeGradeItem);bar.add(menuGrade);setJMenuBar(bar);oneGradeItem.addActionListener(this);twoGradeItem.addActionListener(this);threeGradeItem.addActionListener(this);renew=new JButton("重新开始");renew.addActionListener(this);autoButton=new JButton("自动演示");autoButton.addActionListener(this);JPanel north=new JPanel();north.add(renew);north.add(autoButton);String mess="将全部盘子从"+towerName[0]+"座搬运到"+towerName[1]+ "座或"+towerName[2]+"座";JLabel hintMess=new JLabel(mess,JLabel.CENTER);north.add(hintMess);add(north,BorderLayout.NORTH);setResizable(false);setVisible(true);setBounds(60,60,460,410);validate();setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);}public void actionPerformed(ActionEvent e){if(e.getSource()==oneGradeItem){amountOfDisc=3;tower.setAmountOfDisc(amountOfDisc);tower.putDiscOnTower();}else if(e.getSource()==twoGradeItem){amountOfDisc=4;tower.setAmountOfDisc(amountOfDisc);tower.putDiscOnTower();}else if(e.getSource()==threeGradeItem){amountOfDisc=5;tower.setAmountOfDisc(amountOfDisc);tower.putDiscOnTower();}else if(e.getSource()==renew){tower.setAmountOfDisc(amountOfDisc);tower.putDiscOnTower();}else if(e.getSource()==autoButton){tower.setAmountOfDisc(amountOfDisc);tower.putDiscOnTower();int x=this.getBounds().x+this.getBounds().width;int y=this.getBounds().y;tower.getAutoMoveDisc().setLocation(x,y);tower.getAutoMoveDisc().setSize(280,this.getBounds().height);tower.getAutoMoveDisc().setVisible(true);}validate();}public static void main(String args[]){new HannoiWindow();}}import javax.swing.*;import java.awt.*;public class Tower extends JPanel{int amountOfDisc=3;Disc [] disc;int maxDiscWidth,minDiscWidth,discHeight;char [] towerName;TowerPoint [] pointA,pointB,pointC;HandleMouse handleMouse;AutoMoveDisc autoMoveDisc;Tower(char [] towerName){handleMouse=new HandleMouse(this);this.towerName=towerName;setLayout(null);setBackground(new Color(200,226,226));}public void setAmountOfDisc(int number){if(number<=1)amountOfDisc=1;elseamountOfDisc=number;}public void setMaxDiscWidth(int m){maxDiscWidth=m;}public void setMinDiscWidth(int m){minDiscWidth=m;}public void setDiscHeight(int h){discHeight=h;}public AutoMoveDisc getAutoMoveDisc(){return autoMoveDisc;}public void putDiscOnTower(){removeDisk();int n=(maxDiscWidth-minDiscWidth)/amountOfDisc;disc=new Disc[amountOfDisc];for(int i=0;i<disc.length;i++){disc[i]=new Disc();disc[i].setNumber(i);int diskwidth=minDiscWidth+i*n;disc[i].setSize(diskwidth,discHeight);disc[i].addMouseListener(handleMouse);disc[i].addMouseMotionListener(handleMouse);}pointA=new TowerPoint[amountOfDisc];pointB=new TowerPoint[amountOfDisc];pointC=new TowerPoint[amountOfDisc];int vertialDistance=discHeight;for(ii<pointA.nt i=0;length;i++){pointA[i]=new TowerPoint(maxDiscWidth,100+vertialDistance);vertialDistance=vertialDistance+discHeight;}vertialDistance=discHeight;for(int i=0;i<pointB.length;i++){pointB[i]=new TowerPoint(2*maxDiscWidth,100+vertialDistance);vertialDistance=vertialDistance+discHeight;}vertialDistance=discHeight;for(int i=0;i<pointC.length;i++){pointC[i]=new TowerPoint(3*maxDiscWidth,100+vertialDistance);vertialDistance=vertialDistance+discHeight;}for(int i=0;i<pointA.length;i++){pointA[i].putDisc(disc[i],this);}handleMouse.setPointA(pointA);handleMouse.setPointB(pointB);handleMouse.setPointC(pointC);autoMoveDisc=new AutoMoveDisc(this);autoMoveDisc.setTowerName(towerName);autoMoveDisc.setAmountOfDisc(amountOfDisc);autoMoveDisc.setPointA(pointA);autoMoveDisc.setPointB(pointB);autoMoveDisc.setPointC(pointC);validate();repaint();}public void removeDisk(){if(pointA!=null){for(int i=0;i<pointA.length;i++){pointA[i].removeDisc(pointA[i].getDiscOnPoint(),this);pointB[i].removeDisc(pointB[i].getDiscOnPoint(),this);pointC[i].removeDisc(pointC[i].getDiscOnPoint(),this);}}}public void paintComponent(Graphics g){super.paintComponent(g);int x1,y1,x2,y2;x1=pointA[0].getX();y1=pointA[0].getY()-discHeight/2;x2=pointA[amountOfDisc-1].getX();y2=pointA[amountOfDisc-1].getY()+discHeight/2;g.drawLine(x1,y1,x2,y2);x1=pointB[0].getX();y1=pointB[0].getY()-discHeight/2;x2=pointB[amountOfDisc-1].getX();y2=pointB[amountOfDisc-1].getY()+discHeight/2;g.drawLine(x1,y1,x2,y2);x1=pointC[0].getX();y1=pointC[0].getY()-discHeight/2;x2=pointC[amountOfDisc-1].getX();y2=pointC[amountOfDisc-1].getY()+discHeight/2;g.drawLine(x1,y1,x2,y2);g.setColor(Color.blue);x1=pointA[amountOfDisc-1].getX()-maxDiscWidth/2;y1=pointA[amountOfDisc-1].getY()+discHeight/2;x2=pointC[amountOfDisc-1].getX()+maxDiscWidth/2;y2=pointC[amountOfDisc-1].getY()+discHeight/2;int length=x2-x1,height=6;g.fillRect(x1,y1,length,height);int size=5;for(int i=0;i<pointA.length;i++){g.fillOval(pointA[i].getX()-size/2,pointA[i].getY()-size/2,size,size);g.fillOval(pointB[i].getX()-size/2,pointB[i].getY()-size/2,size,size);g.fillOval(pointC[i].getX()-size/2,pointC[i].getY()-size/2,size,size);}g.drawString(towerName[0]+"座",pointA[amountOfDisc-1].getX(),pointA[amountOfDisc-1].getY()+50);g.drawString(towerName[1]+"座",pointB[amountOfDisc-1].getX(),pointB[amountOfDisc-1].getY()+50);g.drawString(towerName[2]+"座",pointC[amountOfDisc-1].getX(),pointC[amountOfDisc-1].getY()+50);}}import java.awt.*;public class TowerPoint{int x,y;boolean haveDisc;Disc disc=null;public TowerPoint(int x,int y){this.x=x;this.y=y;}public boolean isHaveDisc(){return haveDisc;}public void setHaveDisc(boolean boo){haveDisc=boo;}public int getX(){return x;}public int getY(){return y;}public boolean equals(TowerPoint p){if(p.getX()==this.getX()&&p.getY()==this.getY())return true;elsereturn false;}public void putDisc(Component com,Container con){ disc=(Disc)com;con.setLayout(null);con.add(disc);int w=disc.getBounds().width;int h=disc.getBounds().height;disc.setBounds(x-w/2,y-h/2,w,h);haveDisc=true;disc.setPoint(this);con.validate();}public Disc getDiscOnPoint(){return disc;}public void removeDisc(Component com,Container con){ if(com!=null)con.remove(com);con.validate();}}。