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  1. /* package whatever; // don't place package name! */
  2. import java.awt.*;
  3. import java.awt.event.ActionEvent;
  4. import java.awt.event.ActionListener;
  5. import java.awt.event.KeyEvent;
  6. import java.awt.event.KeyListener;
  7. import javax.swing.*;
  8. import javax.swing.Timer;
  9.  
  10. public class Tetris extends JFrame {
  11.     public Tetris() {
  12.         Tetrisblok a = new Tetrisblok();
  13.         addKeyListener(a);
  14.         add(a);
  15.     }
  16.  
  17.     public static void main(String[] args) {
  18.         Tetris frame = new Tetris();
  19.         JMenuBar menu = new JMenuBar();
  20.         frame.setJMenuBar(menu);
  21.         JMenu game = new JMenu("游戏");
  22.         JMenuItem newgame = game.add("新游戏");
  23.         JMenuItem pause = game.add("暂停");
  24.         JMenuItem goon = game.add("继续");
  25.         JMenuItem exit = game.add("退出");
  26.         JMenu help = new JMenu("帮助");
  27.         JMenuItem about = help.add("关于");
  28.         menu.add(game);
  29.         menu.add(help);
  30.         frame.setLocationRelativeTo(null);
  31.         frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
  32.         frame.setSize(220, 275);
  33.         frame.setTitle("Tetris内测版");
  34.         // frame.setUndecorated(true);
  35.         frame.setVisible(true);
  36.         frame.setResizable(false);
  37.  
  38.     }
  39. }
  40.  
  41. // 创建一个俄罗斯方块类
  42. class Tetrisblok extends JPanel implements KeyListener {
  43.  
  44.     // blockType 代表方块类型
  45.     // turnState代表方块状态
  46.     private int blockType;
  47.     private int score = 0;
  48.  
  49.     private int turnState;
  50.  
  51.     private int x;
  52.  
  53.     private int y;
  54.  
  55.     private int i = 0;
  56.  
  57.     int j = 0;
  58.     int flag = 0;
  59.     // 定义已经放下的方块x=0-11,y=0-21;
  60.     int[][] map = new int[13][23];
  61.  
  62.     // 方块的形状 第一组代表方块类型有S、Z、L、J、I、O、T 7种 第二组 代表旋转几次 第三四组为 方块矩阵
  63.     private final int shapes[][][] = new int[][][] {
  64.     // i
  65.             { { 0, 0, 0, 0, 1, 1, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0 },
  66.                     { 0, 1, 0, 0, 0, 1, 0, 0, 0, 1, 0, 0, 0, 1, 0, 0 },
  67.                     { 0, 0, 0, 0, 1, 1, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0 },
  68.                     { 0, 1, 0, 0, 0, 1, 0, 0, 0, 1, 0, 0, 0, 1, 0, 0 } },
  69.             // s
  70.             { { 0, 1, 1, 0, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 },
  71.                     { 1, 0, 0, 0, 1, 1, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0 },
  72.                     { 0, 1, 1, 0, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 },
  73.                     { 1, 0, 0, 0, 1, 1, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0 } },
  74.             // z
  75.             { { 1, 1, 0, 0, 0, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0 },
  76.                     { 0, 1, 0, 0, 1, 1, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0 },
  77.                     { 1, 1, 0, 0, 0, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0 },
  78.                     { 0, 1, 0, 0, 1, 1, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0 } },
  79.             // j
  80.             { { 0, 1, 0, 0, 0, 1, 0, 0, 1, 1, 0, 0, 0, 0, 0, 0 },
  81.                     { 1, 0, 0, 0, 1, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0 },
  82.                     { 1, 1, 0, 0, 1, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0 },
  83.                     { 1, 1, 1, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0 } },
  84.             // o
  85.             { { 1, 1, 0, 0, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 },
  86.                     { 1, 1, 0, 0, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 },
  87.                     { 1, 1, 0, 0, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 },
  88.                     { 1, 1, 0, 0, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 } },
  89.             // l
  90.             { { 1, 0, 0, 0, 1, 0, 0, 0, 1, 1, 0, 0, 0, 0, 0, 0 },
  91.                     { 1, 1, 1, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 },
  92.                     { 1, 1, 0, 0, 0, 1, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0 },
  93.                     { 0, 0, 1, 0, 1, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0 } },
  94.             // t
  95.             { { 0, 1, 0, 0, 1, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0 },
  96.                     { 0, 1, 0, 0, 1, 1, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0 },
  97.                     { 1, 1, 1, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 },
  98.                     { 0, 1, 0, 0, 0, 1, 1, 0, 0, 1, 0, 0, 0, 0, 0, 0 } } };
  99.  
  100.     // 生成新方块的方法
  101.     public void newblock() {
  102.         blockType = (int) (Math.random() * 1000) % 7;
  103.         turnState = (int) (Math.random() * 1000) % 4;
  104.         x = 4;
  105.         y = 0;
  106.         if (gameover(x, y) == 1) {
  107.  
  108.             newmap();
  109.             drawwall();
  110.             score = 0;
  111.             JOptionPane.showMessageDialog(null, "GAME OVER");
  112.         }
  113.     }
  114.  
  115.     // 画围墙
  116.     public void drawwall() {
  117.         for (i = 0; i < 12; i++) {
  118.             map[i][21] = 2;
  119.         }
  120.         for (j = 0; j < 22; j++) {
  121.             map[11][j] = 2;
  122.             map[0][j] = 2;
  123.         }
  124.     }
  125.  
  126.     // 初始化地图
  127.     public void newmap() {
  128.         for (i = 0; i < 12; i++) {
  129.             for (j = 0; j < 22; j++) {
  130.                 map[i][j] = 0;
  131.             }
  132.         }
  133.     }
  134.  
  135.     // 初始化构造方法
  136.     Tetrisblok() {
  137.         newblock();
  138.         newmap();
  139.         drawwall();
  140.         Timer timer = new Timer(1000, new TimerListener());
  141.         timer.start();
  142.     }
  143.  
  144.     // 旋转的方法
  145.     public void turn() {
  146.         int tempturnState = turnState;
  147.         turnState = (turnState + 1) % 4;
  148.         if (blow(x, y, blockType, turnState) == 1) {
  149.         }
  150.         if (blow(x, y, blockType, turnState) == 0) {
  151.             turnState = tempturnState;
  152.         }
  153.         repaint();
  154.     }
  155.  
  156.     // 左移的方法
  157.     public void left() {
  158.         if (blow(x - 1, y, blockType, turnState) == 1) {
  159.             x = x - 1;
  160.         }
  161.         ;
  162.         repaint();
  163.     }
  164.  
  165.     // 右移的方法
  166.     public void right() {
  167.         if (blow(x + 1, y, blockType, turnState) == 1) {
  168.             x = x + 1;
  169.         }
  170.         ;
  171.         repaint();
  172.     }
  173.  
  174.     // 下落的方法
  175.     public void down() {
  176.         if (blow(x, y + 1, blockType, turnState) == 1) {
  177.             y = y + 1;
  178.             delline();
  179.         }
  180.         ;
  181.         if (blow(x, y + 1, blockType, turnState) == 0) {
  182.             add(x, y, blockType, turnState);
  183.             newblock();
  184.             delline();
  185.         }
  186.         ;
  187.         repaint();
  188.     }
  189.  
  190.     // 是否合法的方法
  191.     public int blow(int x, int y, int blockType, int turnState) {
  192.         for (int a = 0; a < 4; a++) {
  193.             for (int b = 0; b < 4; b++) {
  194.                 if (((shapes[blockType][turnState][a * 4 + b] == 1) && (map[x
  195.                         + b + 1][y + a] == 1))
  196.                         || ((shapes[blockType][turnState][a * 4 + b] == 1) && (map[x
  197.                                 + b + 1][y + a] == 2))) {
  198.  
  199.                     return 0;
  200.                 }
  201.             }
  202.         }
  203.         return 1;
  204.     }
  205.  
  206.     // 消行的方法
  207.     public void delline() {
  208.         int c = 0;
  209.         for (int b = 0; b < 22; b++) {
  210.             for (int a = 0; a < 12; a++) {
  211.                 if (map[a][b] == 1) {
  212.  
  213.                     c = c + 1;
  214.                     if (c == 10) {
  215.                         score += 10;
  216.                         for (int d = b; d > 0; d--) {
  217.                             for (int e = 0; e < 11; e++) {
  218.                                 map[e][d] = map[e][d - 1];
  219.  
  220.                             }
  221.                         }
  222.                     }
  223.                 }
  224.             }
  225.             c = 0;
  226.         }
  227.     }
  228.  
  229.     // 判断你挂的方法
  230.     public int gameover(int x, int y) {
  231.         if (blow(x, y, blockType, turnState) == 0) {
  232.             return 1;
  233.         }
  234.         return 0;
  235.     }
  236.  
  237.     // 把当前添加map
  238.     public void add(int x, int y, int blockType, int turnState) {
  239.         int j = 0;
  240.         for (int a = 0; a < 4; a++) {
  241.             for (int b = 0; b < 4; b++) {
  242.                 if (map[x + b + 1][y + a] == 0) {
  243.                     map[x + b + 1][y + a] = shapes[blockType][turnState][j];
  244.                 }
  245.                 ;
  246.                 j++;
  247.             }
  248.         }
  249.     }
  250.  
  251.     // 画方块的的方法
  252.     public void paintComponent(Graphics g) {
  253.         super.paintComponent(g);
  254.         // 画当前方块
  255.         for (j = 0; j < 16; j++) {
  256.             if (shapes[blockType][turnState][j] == 1) {
  257.                 g.fillRect((j % 4 + x + 1) * 10, (j / 4 + y) * 10, 10, 10);
  258.             }
  259.         }
  260.         // 画已经固定的方块
  261.         for (j = 0; j < 22; j++) {
  262.             for (i = 0; i < 12; i++) {
  263.                 if (map[i][j] == 1) {
  264.                     g.fillRect(i * 10, j * 10, 10, 10);
  265.  
  266.                 }
  267.                 if (map[i][j] == 2) {
  268.                     g.drawRect(i * 10, j * 10, 10, 10);
  269.  
  270.                 }
  271.             }
  272.         }
  273.         g.drawString("score=" + score, 125, 10);
  274.         g.drawString("抵制不良游戏，", 125, 50);
  275.         g.drawString("拒绝盗版游戏。", 125, 70);
  276.         g.drawString("注意自我保护，", 125, 90);
  277.         g.drawString("谨防受骗上当。", 125, 110);
  278.         g.drawString("适度游戏益脑，", 125, 130);
  279.         g.drawString("沉迷游戏伤身。", 125, 150);
  280.         g.drawString("合理安排时间，", 125, 170);
  281.         g.drawString("享受健康生活。", 125, 190);
  282.     }
  283.  
  284.     // 键盘监听
  285.     public void keyPressed(KeyEvent e) {
  286.         switch (e.getKeyCode()) {
  287.         case KeyEvent.VK_DOWN:
  288.             down();
  289.             break;
  290.         case KeyEvent.VK_UP:
  291.             turn();
  292.             break;
  293.         case KeyEvent.VK_RIGHT:
  294.             right();
  295.             break;
  296.         case KeyEvent.VK_LEFT:
  297.             left();
  298.             break;
  299.         }
  300.  
  301.     }
  302.  
  303.     // 无用
  304.     public void keyReleased(KeyEvent e) {
  305.     }
  306.  
  307.     // 无用
  308.     public void keyTyped(KeyEvent e) {
  309.     }
  310.  
  311.     // 定时器监听
  312.     class TimerListener implements ActionListener {
  313.         public void actionPerformed(ActionEvent e) {
  314.  
  315.             repaint();
  316.             if (blow(x, y + 1, blockType, turnState) == 1) {
  317.                 y = y + 1;
  318.                 delline();
  319.             }
  320.             ;
  321.             if (blow(x, y + 1, blockType, turnState) == 0) {
  322.  
  323.                 if (flag == 1) {
  324.                     add(x, y, blockType, turnState);
  325.                     delline();
  326.                     newblock();
  327.                     flag = 0;
  328.                 }
  329.                 flag = 1;
  330.             }
  331.             ;
  332.         }
  333.     }
  334. }
Compilation error #stdin compilation error #stdout 0.05s 4386816KB
comments (?)
stdin
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Standard input is empty
compilation info 
Main.java:10: error: class Tetris is public, should be declared in a file named Tetris.java
public class Tetris extends JFrame {
       ^
1 error
stdout
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Standard output is empty
https://ideone.com/O5LC03
language:
Java (HotSpot 12)
created:
7 years ago
visibility:
public

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