java版仿2048代码

import java.awt.Color; import java.awt.Font; import java.awt.event.KeyAdapter; import java.awt.event.KeyEvent; import java.util.Random; import javax.swing.Icon; import javax.swing.JFrame; import javax.swing.JLabel; import javax.swing.JPanel; import javax.swing.JTextField; import javax.swing.SwingConstants; /** * 2048-java版 * @author Wu * */ public class Game2048 extends JFrame { /** * */ private static final long serialVersionUID = 1L; private JPanel scoresPan; private JPanel mainPan; private JPanel tipsPan; private JLabel MaxScoresLabel; private JLabel ScoresLabel; private JLabel tips; private JTextField MaxScoresText; private JLabel ScoresText; private JLabel[][] nums; private Icon icon2; private int times = 16; // 记录剩余空方块数目 private int scores = 0; // 记录分数 private int l1, l2, l3, l4; Font font = new Font("", Font.BOLD, 14); Font font2 = new Font("", Font.BOLD, 30); Random random = new Random(); public static void main(String[] args) { Game2048 w = new Game2048(); w.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE); w.setBackground(Color.WHITE); w.setVisible(true); } public Game2048() { super(); this.setResizable(false); this.getContentPane().setLayout(null); this.setTitle("2048"); this.setSize(410, 550); scoresPan = new JPanel(); scoresPan.setBounds(10, 10, 370, 50); this.getContentPane().add(scoresPan); scoresPan.setLayout(null); MaxScoresLabel = new JLabel("最高分："); MaxScoresLabel.setFont(font); MaxScoresLabel.setBounds(30, 10, 60, 30); scoresPan.add(MaxScoresLabel); MaxScoresText = new JTextField("暂不可用"); MaxScoresText.setFont(font); MaxScoresText.setEditable(false); MaxScoresText.setBounds(90, 10, 90, 30); scoresPan.add(MaxScoresText); ScoresLabel = new JLabel("分 数："); ScoresLabel.setFont(font); ScoresLabel.setBounds(250, 10, 60, 30); scoresPan.add(ScoresLabel); ScoresText = new JLabel("0"); ScoresText.setFont(font); ScoresText.setBounds(310, 10, 90, 30); scoresPan.add(ScoresText); mainPan = new JPanel(); mainPan.setBounds(10, 70, 380, 380); mainPan.setBackground(Color.GRAY); this.getContentPane().add(mainPan); mainPan.setLayout(null); nums = new JLabel[4][4]; for (int i = 0; i < 4; i++) { for (int j = 0; j < 4; j++) { nums[i][j] = new JLabel(); nums[i][j].setFont(font2); nums[i][j].setHorizontalAlignment(SwingConstants.CENTER); nums[i][j].setText(""); nums[i][j].setBounds(94 * j + 4, 94 * i + 4, 90, 90); nums[i][j].setOpaque(true); setColor(i, j, ""); mainPan.add(nums[i][j]); } } tipsPan = new JPanel(); tipsPan.setBounds(30, 460, 300, 40); this.getContentPane().add(tipsPan); tipsPan.setLayout(null); tips = new JLabel("Tips:使用上、下、左、右键盘控制"); tips.setFont(font); tips.setBounds(40, 10, 400, 30); tipsPan.add(tips); MaxScoresText.addKeyListener(new KeyAdapter() { @Override public void keyPressed(KeyEvent e) { super.keyPressed(e); int code = e.getKeyCode(); // 获取按键代码 int a; // a 的引入是为了防止连加的情况出现 String str; String str1; int num; switch (code) { case KeyEvent.VK_LEFT:// 如果按键代码是左方向键 for (int i = 0; i < 4; i++) { a = 5; for (int k = 0; k < 3; k++) { for (int j = 1; j < 4; j++) { // 遍历16个方块 str = nums[i][j].getText(); // 获取当前方块标签文本字符 str1 = nums[i][j - 1].getText(); // 获取当前左1方块标签文本字符 if (str1.compareTo("") == 0) { // 如果左1方块文本为空字符 nums[i][j - 1].setText(str); // 字符左移 setColor(i, j - 1, str); nums[i][j].setText(""); // 当前方块字符置空 setColor(i, j, ""); } else if ((str.compareTo(str1) == 0) && (j != a) && (j != a - 1)) { // 如果当前方块和左1方块文本字符相等 num = Integer.parseInt(str); scores += num; times++; str = String.valueOf(2 * num); nums[i][j - 1].setText(str); // 左1方块文本字符变为两方块之和 setColor(i, j - 1, str); nums[i][j].setText(""); // 当前方块字符置空 setColor(i, j, ""); a = j; } } } } l1 = 1; // 用于判断游戏是否失败 CreateNum(); break; case KeyEvent.VK_RIGHT: for (int i = 0; i < 4; i++) { a = 5; for (int k = 0; k < 3; k++) { for (int j = 2; j >= 0; j--) { str = nums[i][j].getText(); str1 = nums[i][j + 1].getText(); if (str1.compareTo("") == 0) { nums[i][j + 1].setText(str); setColor(i, j + 1, str); nums[i][j].setText(""); setColor(i, j, ""); } else if (str.compareTo(str1) == 0 && j != a && j != a + 1) { num = Integer.parseInt(str); scores += num; times++; str = String.valueOf(2 * num); nums[i][j + 1].setText(str); setColor(i, j + 1, str); nums[i][j].setText(""); setColor(i, j, ""); a = j; } } } } l2 = 1; CreateNum(); break; case KeyEvent.VK_UP: for (int j = 0; j < 4; j++) { a = 5; for (int k = 0; k < 3; k++) { for (int i = 1; i < 4; i++) { str = nums[i][j].getText(); str1 = nums[i - 1][j].getText(); if (str1.compareTo("") == 0) { nums[i - 1][j].setText(str); setColor(i - 1, j, str); nums[i][j].setText(""); setColor(i, j, ""); } else if (str.compareTo(str1) == 0 && i != a && i != a - 1) { num = Integer.parseInt(str); scores += num; times++; str = String.valueOf(2 * num); nums[i - 1][j].setText(str); setColor(i - 1, j, str); nums[i][j].setText(""); setColor(i, j, ""); a = i; } } } } l3 = 1; CreateNum(); break; case KeyEvent.VK_DOWN: for (int j = 0; j < 4; j++) { a = 5; for (int k = 0; k < 5; k++) { for (int i = 2; i >= 0; i--) { str = nums[i][j].getText(); str1 = nums[i + 1][j].getText(); if (str1.compareTo("") == 0) { nums[i + 1][j].setText(str); setColor(i + 1, j, str); nums[i][j].setText(""); setColor(i, j, ""); } else if (str.compareTo(str1) == 0 && i != a && i != a + 1) { num = Integer.parseInt(str); scores += num; times++; str = String.valueOf(2 * num); nums[i + 1][j].setText(str); setColor(i + 1, j, str); nums[i][j].setText(""); setColor(i, j, ""); a = i; } } } } l4 = 1; CreateNum(); break; default: break; } ScoresText.setText(String.valueOf(scores)); } }); CreateNum(); CreateNum(); } public void CreateNum() { int i, j; boolean r = false; String str; if (times > 0) { while (!r) { i = random.nextInt(4); j = random.nextInt(4); str = nums[i][j].getText(); if ((str.compareTo("") == 0)) { nums[i][j].setIcon(icon2); nums[i][j].setText("2"); setColor(i, j, "2"); times--; r = true; l1 = l2 = l3 = l4 = 0; } } } else if (l1 > 0 && l2 > 0 && l3 > 0 && l4 > 0) { tips.setText(" GAME　OVER ！"); } } public void setColor(int i, int j, String str) { switch (str) { case "": nums[i][j].setBackground(Color.LIGHT_GRAY); break; case "2": nums[i][j].setBackground(new Color(240, 240, 240)); break; case "4": nums[i][j].setBackground(new Color(221, 221, 172)); break; case "8": nums[i][j].setBackground(ne