这是一个用java编写的小游戏，连连看是一种消除类益智游戏，核心要求是在规定的时间内，消除游戏界面中选中的两张相同的图案，直至完全消除所有图案。这款游戏操作简单(只需单击鼠标左键操作)、面向人群广泛，在限时操作的游戏要求下，吸引玩家自发地锻炼观察能力、判断能力和反应能力，故从推出至今颇受欢迎。
提示：以下是本篇文章正文内容，下面案例可供参考
运行界面图

代码如下（示例）

package ui;import java.awt.Choice;
import java.awt.Color;
import java.awt.Graphics;
import java.awt.Point;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.awt.event.ItemEvent;
import java.awt.event.ItemListener;
import java.util.ArrayList;
import java.util.Collections;
import java.util.Random;
import javax.swing.ImageIcon;
import javax.swing.JButton;
import javax.swing.JDialog;
import javax.swing.JFrame;
import javax.swing.JLabel;
import javax.swing.JOptionPane;
import javax.swing.JPanel;
import javax.swing.UIManager;
import javax.swing.UnsupportedLookAndFeelException;
import javax.swing.UIManager;
import javax.swing.UnsupportedLookAndFeelException;public class Llk_2 extends JFrame {private static final long serialVersionUID = 1L;public Llk_2() {LianLianKanJPanel llk = new LianLianKanJPanel();add(llk);}class LianLianKanJPanel extends JPanel implements ActionListener,ItemListener {private static final long serialVersionUID = 1L;//序列化时为了保持版本的兼容性，即在版本升级时反序列化仍保持对象的唯一性。private int[][] map = new int[8][8];//8*8的正方形private int kind, randomx, randomy, randomx1, randomy1; // 种类，随机xprivate int coordinatex, coordinatey, coordinatex1, coordinatey1; // 坐标Xprivate Point lineStart = new Point(0, 0);private int clicktimes;private int jishushengyu;//计数剩余private int Kinds = 4;private int score;private int guanshu;//关数loudou ld = new loudou();// 漏斗JButton BlockButton[][] = new JButton[8][8];//Choice difficultChoice = new Choice();JButton newgameButton = new JButton("重新开始");JButton reLoad = new JButton("刷新");ImageIcon ii = new ImageIcon("C:\\Users\\zjjt\\Desktop\\sb/bjt2.jpeg");ImageIcon aIcon = new ImageIcon("C:\\Users\\zjjt\\Desktop\\sb/1.jpg");ImageIcon bIcon = new ImageIcon("C:\\Users\\zjjt\\Desktop\\sb/2.jpg");ImageIcon cIcon = new ImageIcon("C:\\Users\\zjjt\\Desktop\\sb/3.gif");ImageIcon dIcon = new ImageIcon("C:\\Users\\zjjt\\Desktop\\sb/4.gif");ImageIcon eIcon = new ImageIcon("C:\\Users\\zjjt\\Desktop\\sb/5.jpg");ImageIcon fIcon = new ImageIcon("C:\\Users\\zjjt\\Desktop\\sb/6.gif");ImageIcon gIcon = new ImageIcon("C:\\Users\\zjjt\\Desktop\\sb/7.jpeg");ImageIcon hIcon = new ImageIcon("C:\\Users\\zjjt\\Desktop\\sb/8.jpeg");ImageIcon iIcon = new ImageIcon("C:\\Users\\zjjt\\Desktop\\sb/9.jpeg");ImageIcon jIcon = new ImageIcon("C:\\Users\\zjjt\\Desktop\\sb/10.jpeg");ImageIcon kIcon = new ImageIcon("C:\\Users\\zjjt\\Desktop\\sb/13.jpg");ImageIcon lIcon = new ImageIcon("C:\\Users\\zjjt\\Desktop\\sb/11.jpeg");ImageIcon mIcon = new ImageIcon("C:\\Users\\zjjt\\Desktop\\sb/12.jpeg");ImageIcon nIcon = new ImageIcon("C:\\Users\\zjjt\\Desktop\\sb/5.jpg");ImageIcon oIcon = new ImageIcon("C:\\Users\\zjjt\\Desktop\\sb/6.gif");public LianLianKanJPanel() {this.setLayout(null);newMap();for (int i = 0; i < 8; i++) {for (int j = 0; j < 8; j++) {BlockButton[i][j] = new JButton();add(BlockButton[i][j]);BlockButton[i][j].addActionListener(this);//监听器BlockButton[i][j].setBounds(30 + j * 40, 30 + i * 40, 31,34);//	BlockButton[i][j].setBorderPainted(false);//  BlockButton[i][j].setVisible(true);}}difficultChoice.add("简单");difficultChoice.add("中等");difficultChoice.add("困难");difficultChoice.add("变态");newgameButton.setBounds(map[0].length * 40 + 80, 40, 100, 20);newgameButton.setBackground(Color.white);newgameButton.setBorderPainted(false); //去边框reLoad.setBounds(map[0].length * 40 + 100, 80, 60, 20);reLoad.setBackground(Color.white);reLoad.setBorderPainted(false);difficultChoice.setBounds(map[0].length * 40 + 100, 120, 60, 20);difficultChoice.addItemListener(this);newgameButton.addActionListener(this);reLoad.addActionListener(this);this.add(newgameButton);this.add(reLoad);this.add(difficultChoice);// /-------------------------漏斗ld.setBounds(map[0].length * 40 + 100, 200, 70, 150);// 漏斗ld.setBackground(Color.black);this.add(ld);}class loudou extends JPanel implements Runnable {private static final long serialVersionUID = 1L;private int dijiguan;int remainTimes = 0; // 时间int x1 = 0;int y1 = 30;int x2 = 60;int y2 = 150;Thread nThread1;//线程JLabel overJLabel = new JLabel();JDialog dialog = new JDialog();public loudou() {nThread1 = new Thread(this);				nThread1.start();this.setLayout(null);this.add(overJLabel);overJLabel.setBounds(0, 0, 200, 50);overJLabel.setForeground(Color.white);}public void setdijiguan(int x) {this.dijiguan = x;}public void paintComponent(Graphics g) // 画画函数{super.paintComponent(g);g.setColor(Color.green);for (int i = 0; i < 56; i++) {g.drawLine(x1 + i / 2 + 2, y1 + i, x2 - i / 2 - 2, y1 + i);}if (remainTimes < 55) {for (int i = 0; i < remainTimes; i++) {g.drawLine(x1 + i / 2 + 2, y2 - i - 1, x2 - i / 2 - 2, y2 - i- 1);}g.drawLine((x1 + x2) / 2, (y1 + y2) / 2, (x1 + x2) / 2, y2 - 2);g.drawLine((x1 + x2) / 2 + 1, (y1 + y2) / 2 + 1, (x1 + x2) / 2 + 1,y2 - 2);//两条竖线g.setColor(getBackground());for (int i = 0; i < remainTimes; i++) {g.drawLine(x1 + i / 2 + 2, y1 + i, x2 - i / 2 - 2, y1 + i);//覆盖上边的倒三角}}if (remainTimes >= 50 && remainTimes <= 55)overJLabel.setText(55-remainTimes +"s");if (remainTimes == 56) overJLabel.setText("OVER");}public void setTimes(int x) {this.remainTimes = x;}public int getTimes() {return remainTimes;}public void run() {while (dijiguan < 20) {if (remainTimes == 0) {JOptionPane.showMessageDialog(null, "游戏开始？");}if (remainTimes == 56) {JOptionPane.showMessageDialog(null, "时间到！游戏结束！");}remainTimes++;repaint();try {if (dijiguan < 6)Thread.sleep(1500 - dijiguan * 100);if (dijiguan >= 6 && dijiguan <= 8)Thread.sleep(1000 - (dijiguan - 5) * 50);if (dijiguan > 8)Thread.sleep(850 - (dijiguan - 8) * 20);} catch (InterruptedException e) {e.printStackTrace();}}}}public void paintComponent(Graphics g) {super.paintComponent(g);//是父类JPanel里的方法,会把整个面板用背景色重画一遍,起到清屏的作用g.drawImage(ii.getImage(), 0, 0, this);//绘制两个文本字符串g.setColor(Color.white);g.drawString("得分: " + score, 430, 165);g.drawString("第 " + (guanshu + 1) + " 关", 430, 190);for (int i = 0; i < 8; i++) {for (int j = 0; j < 8; j++) {switch (map[i][j]) {case 0:BlockButton[i][j].setVisible(false);break;case 1:BlockButton[i][j].setIcon(aIcon);break;case 2:BlockButton[i][j].setIcon(bIcon);break;case 3:BlockButton[i][j].setIcon(cIcon);break;case 4:BlockButton[i][j].setIcon(dIcon);break;case 5:BlockButton[i][j].setIcon(eIcon);break;case 6:BlockButton[i][j].setIcon(fIcon);break;case 7:BlockButton[i][j].setIcon(gIcon);break;case 8:BlockButton[i][j].setIcon(hIcon);break;case 9:BlockButton[i][j].setIcon(iIcon);break;case 10:BlockButton[i][j].setIcon(jIcon);break;case 11:BlockButton[i][j].setIcon(kIcon);break;case 12:BlockButton[i][j].setIcon(lIcon);break;case 13:BlockButton[i][j].setIcon(mIcon);break;case 14:BlockButton[i][j].setIcon(nIcon);break;case 15:BlockButton[i][j].setIcon(oIcon);break;default:break;}}}}//重载public void chongzai() {  jishushengyu = 0;for (int i = 0; i < 8; i++) {for (int j = 0; j < 8; j++) {if (map[i][j] > 0) {jishushengyu++;}}}int[][] map1 = new int[8][8];this.map = map1;Random random = new Random();for (int i = 0; i < jishushengyu / 2; i++) {kind = random.nextInt(Kinds) + 1;//0～3+1  === 1～4do {				randomx1 = random.nextInt(8);//0-8随机数randomy1 = random.nextInt(8);} while (map[randomy1][randomx1] > 0);map[randomy1][randomx1] = kind;do {randomx = random.nextInt(8);randomy = random.nextInt(8);} while (map[randomy][randomx] > 0);map[randomy][randomx] = kind;	}	repaint();for (int i = 0; i < 8; i++) {for (int j = 0; j < 8; j++) {BlockButton[i][j].setVisible(true);}}		}public void newGame() {// JOptionPane.showMessageDialog(null,"你按了开始按钮");for (int i = 0; i < 8; i++) {for (int j = 0; j < 8; j++) {BlockButton[i][j].setEnabled(true);BlockButton[i][j].setVisible(true);}}int[][] map = new int[8][8];this.map = map;newMap();ld.setTimes(0);score = 0;guanshu = 0;ld.setdijiguan(guanshu);}public void guoguan() {int jishushengyu2 = 0;for (int i = 0; i < 8; i++) {for (int j = 0; j < 8; j++) {if (map[i][j] > 0) {jishushengyu2++;}}}if (jishushengyu2 == 0) {for (int i = 0; i < 8; i++) {for (int j = 0; j < 8; j++) {BlockButton[i][j].setEnabled(true);BlockButton[i][j].setVisible(true);}}int[][] map = new int[8][8];this.map = map;newMap();			ld.setTimes(0);guanshu++;ld.setdijiguan(guanshu);reLoad.setEnabled(true);}}public void newMap() {ArrayList<Integer> numbers = new ArrayList<Integer>();//链表for (int i = 0; i < Kinds; i++) {numbers.add(i + 1);//加到列表尾部numbers.add(i + 1);}//每一次重新布局的时候，能保证一定有前几种难度中的图片类型Random random = new Random();int temp = 0;for (int i = 0; i < 32- Kinds; i++) {temp = random.nextInt(Kinds) + 1;//0~kinds-1之间的随机数在加1numbers.add(temp);numbers.add(temp);}Collections.shuffle(numbers);//随机打乱原来的顺序map = new int[8][8];temp = 0;for (int i = 0; i < 8; i++) {for (int j = 0; j < 8; j++) {//JOptionPane.showMessageDialog(null, numbers.get(temp));map[i][j] = numbers.get(temp++).intValue();//get方法返回第i个元素，intvalue 返回int类型				}}}public void itemStateChanged(ItemEvent e) {// TODO 自动生成的方法存根if (e.getSource() == difficultChoice) {String selected = difficultChoice.getSelectedItem();if (selected == "简单") {Kinds = 4;newGame();repaint();} else if (selected == "中等") {Kinds = 8;newGame();repaint();} else if (selected == "困难") {Kinds = 12;newGame();repaint();} else if (selected == "变态") {Kinds = 15;newGame();repaint();}}}public void actionPerformed(ActionEvent e) {// TODO 自动生成的方法存根if (ld.getTimes() >56) {for (int i = 0; i < 8; i++) {for (int j = 0; j < 8; j++) {BlockButton[j][i].setEnabled(false);}}}if (e.getSource() == reLoad) {chongzai();reLoad.setEnabled(false);}if (e.getSource() == newgameButton) {newGame();reLoad.setEnabled(true);}for (int i = 0; i < 8; i++) {for (int j = 0; j < 8; j++) {if (e.getSource() == BlockButton[j][i]) {clicktimes++; // 点击的次数lineStart.move(i, j);if (clicktimes % 2 == 1) {coordinatex1 = i;coordinatey1 = j;BlockButton[coordinatey1][coordinatex1].setEnabled(false);BlockButton[coordinatey][coordinatex].setEnabled(true);//	BlockButton[j][i].setEnabled(false);}if (clicktimes % 2 == 0) {coordinatex = i;coordinatey = j;BlockButton[coordinatey][coordinatex].setEnabled(false);BlockButton[coordinatey1][coordinatex1].setEnabled(true);}}}}this.requestFocus();clearBlock();/** for (int i = 0; i < 8; i++) { for (int j = 0; j < 8; j++) {* BlockButton[j][i].setEnabled(true); }* * }*/repaint();}// 判断在一列之内两图片之间是否全部是空白或直接相邻private boolean containsAllOrNoneZeroInColumn(int posX1, int posY1,int posX2, int posY2) {// 直接相连,因而不包含空白if (Math.abs(posY1 - posY2) == 0) {return true;}int a = posY1 < posY2 ? posY1 : posY2;int b = posY1 < posY2 ? posY2 : posY1;//y值:a小 b大for (int j = a + 1; j < b; j++) {if (map[posX1][j] != 0) {return false;}}return true;}// 判断在一行之内两图片之间是否全部是空白或直接相邻private boolean containsAllOrNoneZeroInRow(int posX1, int posY1,int posX2, int posY2) {// 直接相连,因而不包含空白if (Math.abs(posX1 - posX2) == 0) {return true;}int a = posX1 < posX2 ? posX1 : posX2;int b = posX1 < posX2 ? posX2 : posX1;for (int i = a + 1; i < b; i++) {if (map[i][posY1] != 0) {return false;}}return true;}// 是否可以一直线相连private boolean isLinkByOneLine(int posX1, int posY1, int posX2,int posY2) {if (posX1 != posX2 && posY1 != posY2) {return false;}if (posX1 == posX2) {if (containsAllOrNoneZeroInColumn(posX1, posY1, posX2, posY2)) {return true;}}if (posY1 == posY2) {if (containsAllOrNoneZeroInRow(posX1, posY1, posX2, posY2)) {return true;}}return false;}// 是否可以两直线相连private boolean isLinkByTwoLines(int posX1, int posY1, int posX2,int posY2) {if (posX1 != posX2 && posY1 != posY2) {// x1,y1 to x2,y1 to x2,y2if (containsAllOrNoneZeroInRow(posX1, posY1, posX2, posY1)&& map[posX2][posY1] == 0&& containsAllOrNoneZeroInColumn(posX2, posY1, posX2,posY2)) {return true;}// x1,y1 to x1,y2 to x2,y2if (containsAllOrNoneZeroInColumn(posX1, posY1, posX1, posY2)&& map[posX1][posY2] == 0&& containsAllOrNoneZeroInRow(posX1, posY2, posX2,posY2)) {return true;}}return false;}// 是否可以三直线相连private boolean isLinkByThreeLines(int posX1, int posY1, int posX2,int posY2) {if (isOnSameEdge(posX1, posY1, posX2, posY2)) {return true;}if (isOnThreeLinesLikeArc(posX1, posY1, posX2, posY2)) {return true;}if (isOnThreeLinesLikeZigzag(posX1, posY1, posX2, posY2)) {return true;}return false;}// 是否可以三直线相连,似U形private boolean isOnThreeLinesLikeArc(int posX1, int posY1, int posX2,int posY2) {if (isOnUpArc(posX1, posY1, posX2, posY2)) {return true;}if (isOnDownArc(posX1, posY1, posX2, posY2)) {return true;}if (isOnLeftArc(posX1, posY1, posX2, posY2)) {return true;}if (isOnRightArc(posX1, posY1, posX2, posY2)) {return true;}return false;}private boolean isOnUpArc(int posX1, int posY1, int posX2, int posY2) {// Y --> 0int lessY = posY1 < posY2 ? posY1 : posY2; //找小yfor (int j = lessY - 1; j >= 0; j--) {if (containsAllOrNoneZeroInRow(posX1, j, posX2, j)&& containsAllOrNoneZeroInColumn(posX1, posY1, posX1, j)&& containsAllOrNoneZeroInColumn(posX2, posY2, posX2, j)&& map[posX1][j] == 0 && map[posX2][j] == 0) {return true;}}if (isOnSameEdge(posX1, 0, posX2, 0)&& containsAllOrNoneZeroInColumn(posX1, posY1, posX1, 0)&& containsAllOrNoneZeroInColumn(posX2, posY2, posX2, 0)&& (map[posX1][0] == 0 && map[posX2][0] == 0|| map[posX1][0] == 0&& map[posX2][0] == map[posX2][posY2] || map[posX1][0] == map[posX1][posY1]&& map[posX2][0] == 0)) {return true;}return false;}private boolean isOnDownArc(int posX1, int posY1, int posX2, int posY2) {int moreY = posY1 < posY2 ? posY2 : posY1;for (int j = moreY + 1; j <= 8 - 1; j++) {if (containsAllOrNoneZeroInRow(posX1, j, posX2, j)&& containsAllOrNoneZeroInColumn(posX1, posY1, posX1, j)&& containsAllOrNoneZeroInColumn(posX2, posY2, posX2, j)&& map[posX1][j] == 0 && map[posX2][j] == 0) {return true;}}if (isOnSameEdge(posX1, 8 - 1, posX2, 8 - 1)&& containsAllOrNoneZeroInColumn(posX1, posY1, posX1, 8 - 1)&& containsAllOrNoneZeroInColumn(posX2, posY2, posX2, 8 - 1)&& (map[posX1][8 - 1] == 0 && map[posX2][8 - 1] == 0|| map[posX1][8 - 1] == map[posX1][posY1]&& map[posX2][8 - 1] == 0 || map[posX1][8 - 1] == 0&& map[posX2][8 - 1] == map[posX2][posY2])) {return true;}return false;}// ﹚private boolean isOnLeftArc(int posX1, int posY1, int posX2, int posY2) {int lessX = posX1 < posX2 ? posX1 : posX2;for (int i = lessX - 1; i >= 0; i--) {if (containsAllOrNoneZeroInColumn(i, posY1, i, posY2)&& containsAllOrNoneZeroInRow(i, posY1, posX1, posY1)&& containsAllOrNoneZeroInRow(i, posY2, posX2, posY2)&& map[i][posY1] == 0 && map[i][posY2] == 0) {return true;}}if (isOnSameEdge(0, posY1, 0, posY2)&& containsAllOrNoneZeroInRow(0, posY1, posX1, posY1)&& containsAllOrNoneZeroInRow(0, posY2, posX2, posY2)&& (map[0][posY1] == 0 && map[0][posY2] == 0|| map[0][posY1] == map[posX1][posY1]&& map[0][posY2] == 0 || map[0][posY1] == 0&& map[0][posY2] == map[posX2][posY2])) {return true;}return false;}// （private boolean isOnRightArc(int posX1, int posY1, int posX2, int posY2) {int moreX = posX1 < posX2 ? posX2 : posX1;for (int i = moreX + 1; i <= 8 - 1; i++) {if (containsAllOrNoneZeroInColumn(i, posY1, i, posY2)&& containsAllOrNoneZeroInRow(i, posY1, posX1, posY1)&& containsAllOrNoneZeroInRow(i, posY2, posX2, posY2)&& map[i][posY1] == 0 && map[i][posY2] == 0) {return true;}}if (isOnSameEdge(8 - 1, posY1, 8 - 1, posY2)&& containsAllOrNoneZeroInRow(posX1, posY1, 8 - 1, posY1)&& containsAllOrNoneZeroInRow(posX2, posY2, 8 - 1, posY2)&& (map[8 - 1][posY1] == 0 && map[8 - 1][posY2] == 0|| map[8 - 1][posY1] == map[posX1][posY1]&& map[8 - 1][posY2] == 0 || map[8 - 1][posY1] == 0&& map[8 - 1][posY2] == map[posX2][posY2])) {return true;}return false;}// 是否可以三直线相连,似之字形Nprivate boolean isOnThreeLinesLikeZigzag(int posX1, int posY1,int posX2, int posY2) {if (isOnZigzagWith1Row2Cols(posX1, posY1, posX2, posY2)) {return true;}if (isOnZigzagWith2Rows1Col(posX1, posY1, posX2, posY2)) {return true;}return false;}// 是否可以三直线相连,似之字形, 两行一列 Zprivate boolean isOnZigzagWith2Rows1Col(int posX1, int posY1,int posX2, int posY2) {int moreX = posX1 < posX2 ? posX2 : posX1;int lessX = posX1 < posX2 ? posX1 : posX2;for (int i = lessX + 1; i < moreX; i++) {if (containsAllOrNoneZeroInColumn(i, posY1, i, posY2)&& containsAllOrNoneZeroInRow(i, posY1, posX1, posY1)&& containsAllOrNoneZeroInRow(i, posY2, posX2, posY2)&& map[i][posY1] == 0 && map[i][posY2] == 0) {return true;}}return false;}// 是否可以三直线相连,似之字形, 一行两列private boolean isOnZigzagWith1Row2Cols(int posX1, int posY1,int posX2, int posY2) {int moreY = posY1 < posY2 ? posY2 : posY1;int lessY = posY1 < posY2 ? posY1 : posY2;for (int j = lessY + 1; j < moreY; j++) {if (containsAllOrNoneZeroInRow(posX1, j, posX2, j)&& containsAllOrNoneZeroInColumn(posX1, posY1, posX1, j)&& containsAllOrNoneZeroInColumn(posX2, posY2, posX2, j)&& map[posX1][j] == 0 && map[posX2][j] == 0) {return true;}}return false;}// 是否处于游戏区域的4条边的同一边上private boolean isOnSameEdge(int posX1, int posY1, int posX2, int posY2) {if ((posY1 == posY2 && posY2 == 0)|| (posY1 == posY2 && posY2 == 8 - 1)|| (posX1 == posX2 && posX2 == 0)|| (posX1 == posX2 && posX2 == 8 - 1)) {return true;}return false;}public boolean ifcanTouch(int posX1, int posY1, int posX2, int posY2) {if (isLinkByOneLine(posX1, posY1, posX2, posY2)) {return true;}// 是否可以两直线相连if (isLinkByTwoLines(posX1, posY1, posX2, posY2)) {return true;}// 是否可以三直线相连if (isLinkByThreeLines(posX1, posY1, posX2, posY2)) {return true;}return false;}public void clearBlock() {if (clicktimes >=2) {if (map[coordinatey1][coordinatex1] == map[coordinatey][coordinatex]&& !((coordinatex1 == coordinatex) && (coordinatey1 == coordinatey))) {if (ifcanTouch(coordinatey1, coordinatex1, coordinatey,coordinatex)) {				if (map[coordinatey1][coordinatex1] > 0)score = score + 10;		map[coordinatey1][coordinatex1] = 0;map[coordinatey][coordinatex] = 0;guoguan();}}}}}public static void main(String[] args) {	String lookAndFeel ="javax.swing.plaf.metal.MetalLookAndFeel";//swing 外观和感觉try {UIManager.setLookAndFeel(lookAndFeel);} catch (ClassNotFoundException e) {// TODO Auto-generated catch blocke.printStackTrace();} catch (InstantiationException e) {// TODO Auto-generated catch blocke.printStackTrace();} catch (IllegalAccessException e) {// TODO Auto-generated catch blocke.printStackTrace();} catch (UnsupportedLookAndFeelException e) {// TODO Auto-generated catch blocke.printStackTrace();}Llk_2 frame = new Llk_2();frame.setTitle("连连看");frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);frame.setBounds(100, 100, 560, 430);frame.setLocation(440, 100);frame.setSize(540, 440);frame.setVisible(true);}
}