java飞机小游戏java飞机小游戏

package plangame; import javax.swing.*; import java.awt.*; import java.awt.image.BufferedImage; import java.util.Random; import java.util.Vector; //相当于一个画布 public class GameFrame extends JFrame { playerplane playerplane; //重写JFrame里面的方法 // GameFrame frame; //因为有多个子弹，所以用集合存储；又需要remove以及线程安全的要求，用Vector Vector<bullet> bullets=new Vector<>(); //敌机也需要一个集合来存储 Vector<enemyplane> enemys=new Vector<>(); GameFrame frame; public GameFrame() { frame=this; playerplane=new playerplane(); //启动线程 playerplane.start(); //创建玩家飞机 this.setSize(490,720); this.setTitle("雷霆战机"); this.setResizable(false); this.setDefaultCloseOperation(WindowConstants.EXIT_ON_CLOSE); this.setLocationRelativeTo(null); this.setVisible(true); new Thread(new Runnable() { @Override public void run() { while(true){ repaint(); try{ Thread.sleep(10); }catch (InterruptedException e){ e.printStackTrace(); } } } }).start(); //产生敌机 new Thread(new Runnable() { Random r=new Random(); @Override public void run() { while (true) { enemyplane enemypla=new enemyplane(r.nextInt(490),0,frame); enemypla.start(); enemys.add(enemypla); try { Thread.sleep(1000); } catch (InterruptedException e) { e.printStackTrace(); } } } }).start(); } //建一个画布 //让这个方法不断地执行，不停的在画。 public void paint(Graphics g) { //System.out.println("绘制画布"); BufferedImage image=(BufferedImage) this.createImage(this.getSize().width,this.getSize().height); Graphics bi=image.getGraphics();//画笔 bi.drawImage(new ImageIcon("img/bg.png").getImage(),0,0,null); bi.drawImage(playerplane.img,playerplane.x,playerplane.y,playerplane.width,playerplane.height,null); for (int i = 0; i < bullets.size(); i++) { bullet bullet=bullets.get(i); if(bullet.y>0) bi.drawImage(bullet.image,bullet.x,bullet.y-= bullet.speed,bullet.width,bullet.height,null); else bullets.remove(bullet); } for (int i = 0; i < enemys.size(); i++) { enemyplane e=enemys.get(i); if(e.y<760) bi.drawImage(e.image,e.x,e.y+= e.speed,e.width,e.height,null); else bullets.remove(e); } g.drawImage(image,0,0,null);//画布 } public static void main(String[] args) { GameFrame frame=new GameFrame(); player player=new player(frame); frame.addKeyListener(player);//画布监听事件 // playerplane playerplane=new playerplane(frame); } }