80后，90后的你，是否玩过小时候经典的那个小手游？当魂斗罗的music响起，你是否依然热血沸腾。快来跟我一起用java来写一个自己的魂斗罗游戏吧！

魂斗罗java代码及素材链接：

SunYiYi/Java-games

以下是Java Swing程序的核心代码：

import javax.imageio.ImageIO; import javax.swing.*; import java.awt.*; import java.awt.event.KeyEvent; import java.awt.image.BufferedImage; import java.io.IOException; /** * @author 徒有琴 * 所有组件通用的方法： * setBounds(x,y,width,height) * add方法添加子控件 * remove移除子控件 */ public class MainFrame { //JLabel 标签 setIcon(图)可以用来画图 public static JLabel role = new JLabel(); public static JLabel bagMan = null; //创建背景面板对象 public static BackPanel bg = new BackPanel(); //JLayeredPane 分层的面板,控制元素的深度 public static JLayeredPane pane = new JLayeredPane(); public static void main(String[] args) { //创建一个JFrame窗体 JFrame frame = new JFrame(); //对窗体进行设置 frame.setSize(800, 723); frame.setTitle("专治八阿哥的孟老师-QQ 574549426"); bg.init(); role.setIcon(new ImageIcon(MainFrame.class.getResource("/media/R0.png"))); role.setBounds(90, 400, 108, 113); bg.setBounds(0, 0, frame.getWidth(), frame.getHeight()); pane.add(role, 300); pane.add(bg, 100); //开启单独线程 new Thread(new Runnable() {//背包男 @Override public void run() { while (true) { bagMan = new JLabel(); bagMan.setIcon(new ImageIcon(MainFrame.class.getResource("/media/v.gif"))); bagMan.setBounds(1390, 400, 71, 113); pane.add(bagMan, 200); pane.moveToFront(bagMan); try { int i = 0; while (i < 1390) { if (bagMan == null) break; bagMan.setBounds(1390 - i, 400, 71, 113); i += 10; Thread.sleep(200); } if (bagMan != null) { MainFrame.pane.remove(bagMan); MainFrame.pane.repaint(); } } catch (InterruptedException e) { e.printStackTrace(); } } } }).start(); frame.setContentPane(pane); frame.setLocationRelativeTo(null); frame.setVisible(true); frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE); } } //JPanel面板类,用来放置组件的容器 class BackPanel extends JPanel { String direction = "R"; int pic = 0; int margin = 0; int count = 0; //绘制背景图 @Override public void paint(Graphics g) { super.paint(g); try { BufferedImage bg = ImageIO.read(this.getClass().getResource("/media/bg.bmp")); g.drawImage(bg, 0, 0, this.getWidth(), this.getHeight(), margin, 0, margin + 200, 241, this); //将图片的一部分显示在frame上 g.dispose(); } catch (IOException e) { e.printStackTrace(); } } //进行初始化设置 public void init() { KeyboardFocusManager manager = KeyboardFocusManager.getCurrentKeyboardFocusManager(); manager.addKeyEventPostProcessor(new KeyEventPostProcessor() { public boolean postProcessKeyEvent(KeyEvent e) { if (e.getID() == KeyEvent.KEY_LAST) { pic = 0; if ("u".equals(direction)) { direction = "R"; MainFrame.role.setBounds(90, 400, 108, 113); } MainFrame.role.setIcon(new ImageIcon(this.getClass().getResource("/media/" + direction + "0.png"))); } if (e.getID() != KeyEvent.KEY_PRESSED || count++ % 2 != 0) { return true; } if (count > 9999) { count = 0; } pic++; //处理不同的按键事件 switch (e.getKeyCode()) { case 39://右 direction = "R"; margin++; break; case 37://右 direction = "L"; margin--; if (margin < 0) { margin = 0; } break; case 32://空格 direction = "u"; if (pic > 3) { pic = 0; direction = "R"; MainFrame.role.setIcon(new ImageIcon(this.getClass().getResource("/media/R0.png"))); MainFrame.role.setBounds(90, 400, 108, 113); return true; } MainFrame.role.setIcon(new ImageIcon(this.getClass().getResource("/media/u" + pic + ".png"))); MainFrame.role.setBounds(90, 300, 108, 113); return true; case 10://回车 new Thread(new Runnable() { @Override public void run() { JLabel b = new JLabel(); Image image = new ImageIcon(this.getClass().getResource("/media/bullet.png")) .getImage().getScaledInstance(20, 20, Image.SCALE_DEFAULT); b.setIcon(new ImageIcon(image)); b.setBounds(MainFrame.role.getX() + 70, 400, 20, 20); MainFrame.pane.add(b, 120);//添加子弹 MainFrame.pane.moveToFront(b);//图层靠前 int i = 0; while (i < 830) { b.setBounds(b.getX() + 10, 400, 71, 113); i += 20; if (MainFrame.bagMan != null) { if (b.getX() >= MainFrame.bagMan.getX()) { MainFrame.pane.remove(MainFrame.bagMan); MainFrame.pane.remove(b); MainFrame.pane.repaint(); MainFrame.bagMan = null; break; } } try { Thread.sleep(80); } catch (InterruptedException e) { e.printStackTrace(); } } MainFrame.pane.remove(b); MainFrame.pane.repaint(); } }).start(); } if (pic > 7) { pic = 0; } MainFrame.bg.repaint(); MainFrame.role.setIcon(new ImageIcon(this.getClass().getResource("/media/" + direction + pic + ".png"))); return true; } }); } }