Java版贪吃蛇游戏.zip

package snake; import java.awt.event.ActionEvent; import java.awt.event.ActionListener; import java.awt.event.KeyAdapter; import java.awt.event.KeyEvent; import java.awt.event.WindowAdapter; import java.awt.event.WindowEvent; import javax.swing.JFrame; import javax.swing.JMenu; import javax.swing.JMenuBar; import javax.swing.JMenuItem; public class SnakeFrame extends JFrame { private static final long serialVersionUID = 1L; private JMenuItem NewGameItem; private JMenuItem PauseGameItem; private JMenuItem ExitGameItem; private JMenu jMenu0; private JMenuItem SlowItem; private JMenuItem MidItem; private JMenuItem FastItem; private JMenu jMenu1; private JMenuBar jMenuBar0; private Snake snake; private SnakePanel snakePanel; public static int SLOW=200; public static int MID=150; public static int FAST=100; Thread control; public SnakeFrame() { initComponents(); } private void initComponents() { setTitle("贪吃蛇"); setFocusTraversalPolicyProvider(true); addKeyListener(new KeyAdapter() { public void keyPressed(KeyEvent event) { keyKeyPressed(event); } }); addWindowListener(new WindowAdapter() { public void windowClosing(WindowEvent e) { System.out.println("退出游戏！"); control=null; System.exit(0); } }); jMenuBar0 = new JMenuBar(); jMenu1 = new JMenu(); FastItem = new JMenuItem(); jMenu0 = new JMenu(); MidItem = new JMenuItem(); SlowItem = new JMenuItem(); PauseGameItem = new JMenuItem(); NewGameItem = new JMenuItem(); ExitGameItem = new JMenuItem("退出"); setJMenuBar(jMenuBar0); setBounds(100,100,410, 310); setResizable(false); jMenuBar0.add(jMenu0); jMenuBar0.add(jMenu1); jMenu1.setText("等级"); jMenu1.add(SlowItem); jMenu1.add(MidItem); jMenu1.add(FastItem); FastItem.setText("高级"); jMenu0.setText("游戏"); jMenu0.setFocusable(false); jMenu0.add(NewGameItem); jMenu0.add(PauseGameItem); jMenu0.add(ExitGameItem); MidItem.setText("中级"); SlowItem.setText("初级"); PauseGameItem.setText("暂停"); NewGameItem.setText("新游戏"); FastItem.addActionListener(new ActionListener() { public void actionPerformed(ActionEvent event) { snake.SPEED = SnakeFrame.FAST; } }); MidItem.addActionListener(new ActionListener() { public void actionPerformed(ActionEvent event) { snake.SPEED = SnakeFrame.MID; } }); SlowItem.addActionListener(new ActionListener() { public void actionPerformed(ActionEvent event) { snake.SPEED = SnakeFrame.SLOW; } }); ExitGameItem.addActionListener(new ActionListener() { public void actionPerformed(ActionEvent event) { System.out.println("退出游戏！"); control=null; System.exit(0); } }); PauseGameItem.addActionListener(new ActionListener() { public void actionPerformed(ActionEvent event) { snake.pause(); } }); NewGameItem.addActionListener(new ActionListener() { public void actionPerformed(ActionEvent event) { int speed = snake.SPEED; snake=new Snake(); snakePanel.setSnake(snake); snake.SPEED = speed; control = new Thread(snakePanel); control.start(); snake.pause(); } }); snake = new Snake(); snakePanel = new SnakePanel(snake); control = new Thread(snakePanel); control.start(); add(snakePanel); validate(); } private void keyKeyPressed(KeyEvent event) { switch (event.getKeyCode()) { case KeyEvent.VK_UP: snake.changeDirection(Snake.UP); break; case KeyEvent.VK_DOWN: snake.changeDirection(Snake.DOWN); break; case KeyEvent.VK_LEFT: snake.changeDirection(Snake.LEFT); break; case KeyEvent.VK_RIGHT: snake.changeDirection(Snake.RIGHT); break; case KeyEvent.VK_SPACE: snake.pause(); break; } } }