ShootGame.rar

package cn.tedu.shoot; import java.awt.Color; import java.awt.Graphics; import java.awt.event.MouseAdapter; import java.awt.event.MouseEvent; import java.awt.image.BufferedImage; import java.util.Arrays; import java.util.Random; import java.util.Timer; import java.util.TimerTask; import javax.swing.JFrame; import javax.swing.JPanel; /** 测试类 */ public class ShootMain extends JPanel { public static final int SCREEN_WIDTH = 400; public static final int SCREEN_HEIGHT = 700; public static final int START =0; public static final int RUNNING =1; public static final int PAUSE =2; public static final int GAME_OVER =3; private int state = START; private static BufferedImage start; private static BufferedImage pause; private static BufferedImage gameover; static{//静态初始化图片资源 start = FlyingObject.loadImage("start.png"); pause = FlyingObject.loadImage("pause.png"); gameover = FlyingObject.loadImage("gameover.png"); } private FlyingObject[] flys = {};// 敌人（小敌机，大敌机，蜜蜂）数组 private Bullet[] bullets = {};// 子弹数组 private Hero hero = new Hero(); private Sky sky = new Sky(); // 1.新建子弹 大敌机的数组，获取每一个对象。step（）方法 // 2.思考：继承 建的类中能否使用继承，代码复用？ /** 生成敌人对象 */ public FlyingObject nextOne() { Random rand = new Random(); int type = rand.nextInt(20);// 0-19 if (type < 5) {// 0-4随机产生蜜蜂对象 return new Bee(); } else if (type < 15) {// 5-14随机产生小敌机对象 return new Airplane(); } else {// 15-19随机产生大敌机对象 return new BigAirplane(); } } int enterIndex = 0; /** 敌人入场 */ public void enterAction() { enterIndex++; if (enterIndex % 20 == 0) { // 获取到敌人对象 FlyingObject f = nextOne(); // 数组的扩容 flys = Arrays.copyOf(flys, flys.length + 1); // 将产生的敌人放到数组的最后一个位置上 flys[flys.length - 1] = f; } } /** 子弹入场 */ int shootIndex = 0; public void shootAction() { shootIndex++; if (shootIndex % 10 == 0) { // 获取子弹对象 Bullet[] bs = hero.shoot(); // 进行数组扩容 bullets=Arrays.copyOf(bullets, bullets.length + bs.length); // 数组的追加 System.arraycopy(bs, 0, bullets, bullets.length - bs.length,bs.length); } } /** 飞行物移动 */ public void stepAction() { sky.step();// 天空移动 // 遍历出所有敌人，让每个敌人移动 for (int i = 0; i < flys.length; i++) { flys[i].step(); } for (int i = 0; i < bullets.length; i++) { bullets[i].step(); } } /**删除越界的飞行物*/ public void outOfBoundsAction(){ int index = 0;//充当不越界的敌人的数组下标，用来记录不越界的敌人 //设置一个不越界的数组 FlyingObject[] flysLive = new FlyingObject[flys.length]; //遍历每一个敌人 for(int i=0;i< flys.length;i++){ //获取每一个敌人 FlyingObject f = flys[i];//0-1-2-3-4 if(!f.outOfBounds()){//不越界 1,3,这些不越界敌人的下标放入flysLive中需要重排 flysLive[index] = f; index++;//不越界的数组下标增加1，不越界的敌人个数增加1 } } flys = Arrays.copyOf(flysLive, index); index = 0; //删除越界的子弹对象 Bullet[] bulletLive = new Bullet[bullets.length]; for (int i = 0; i< bullets.length;i++){ Bullet b = bullets[i]; if(!b.outOfBounds()&& !b.isRemove()){ bulletLive[index] = b; index++; } } bullets = Arrays.copyOf(bulletLive, index); } /**子弹与敌人发生碰撞*/ int score = 0; public void bulletBangAction(){ //遍历所有的子弹 for (int i=0; i < bullets.length;i++){ //获取到每一个子弹 Bullet b = bullets[i]; for (int j = 0;j < flys.length;j++){//遍历所有敌人 FlyingObject f = flys[j];//获取每一个敌人 if (f.isLife() && b.isLife() && f.hit(b)){//判断是否撞上，敌人和子弹必须都是活着的 f.goDead();//敌人over，子弹over b.goDead(); //如果被撞上的的对象是敌人能得分 if(f instanceof Enemy){ Enemy e = (Enemy)f; score += e.getScore();//玩家得分 } //如果被撞上的对象是奖励，得火力、得生命 if(f instanceof Award){ Award a = (Award)f; int type = a.getAwardType(); switch(type){ case Award.DOUBLE_FIRE: hero.addDoubleFire();//得火力 break; case Award.LIFE: hero.addLife();//得生命 break; } } } } } } /**英雄机与敌人发生碰撞*/ public void heroBangAction(){ //遍历所有敌人 for(int i = 0;i< flys.length;i++){ //获取到每一个敌人 FlyingObject f = flys[i]; //碰撞--英雄机是活着的，敌人也是活着的 if (hero.isLife() && f.isLife() && f.hit(hero)){ //如果撞上了，敌人over,英雄机减少生命，清空火力 f.goDead(); hero.subtractlife(); hero.clearDoubleFire(); } } } /**检测游戏结束*/ public void checkGameOverAction(){ if (hero.getLife() <= 0){ state=GAME_OVER; } } /**测试方法 */ public void action() { //侦听器对象 MouseAdapter l = new MouseAdapter() { public void mouseMoved(MouseEvent e) { super.mouseMoved(e); int x = e.getX(); int y = e.getY(); hero.moveTo(x, y); } /**鼠标的点击事件*/ public void mouseClicked(MouseEvent e){ super.mouseClicked(e); switch (state) { case START: state = RUNNING; break; case GAME_OVER: score = 0; sky = new Sky(); hero = new Hero(); flys = new FlyingObject[0]; bullets = new Bullet[0]; state = START; break; } } /**鼠标的移入移出*/ public void mouseEntered(MouseEvent e){ super.mouseEntered(e); if (state == PAUSE){ state = RUNNING; } } public void mouseExited(MouseEvent e){ super.mouseExited(e); if (state == RUNNING){ state = PAUSE; } } }; this.addMouseListener(l);// 处理鼠标的操作事件 this.addMouseMotionListener(l);// 处理鼠标的滑动 Timer timer = new Timer(); int inter = 10;// 定时间隔（以毫秒为单位） timer.schedule(new TimerTask() { public void run() {// 定时去干一件事--每隔10毫秒 if(state==RUNNING){ enterAction(); // 敌人入场 shootAction();// 子弹入场 stepAction();// 飞行物移动 outOfBoundsAction();//删除越界飞行物 bulletBangAction();//子弹与敌人发生碰撞 heroBangAction();//英雄机与敌人发生碰撞 checkGameOverAction();//检测游戏结束 } repaint();// 重画（调用paint方法） } }, inter, inter); } /** paint方法 Graphics g:画笔 */ public void paint(Graphics g) { super.paint(g); sky.paintObject(g); hero.paintObject(g); //遍历每一个敌人对象 for (int i = 0; i < flys.length; i++) { flys[i].paintObject(g);//将每一个敌人对象画出来 } for (int i = 0; i < bullets.length; i++) { bullets[i].paintObject(g); } g.drawString("得分：" +score,30,50); g.drawString("生命：" +hero.getLife(),30,80); //根据不同状态画不同的状态图 switch (state){ case START://启动状态 g.drawImage(start, 0, 0, null); break; case PAUSE://暂停状态 g.drawImage(pause, 0, 0, null); break; case GAME_OVER://游戏结束状态 g.drawImage(gameover, 0, 0, null); break; } } /**主函数：程序的入口*/ public static void main(String[] args) { ShootMain sm = new ShootMain(); JFrame frame = new JFrame(); frame.setSize(ShootMain.SCREEN_WIDTH, ShootMain.SCREEN_HEIGHT); frame.setTitle("飞机大战1.0"); //设置退出的时候进行关闭，减少内存的占用 frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE); frame.setLocationRelativeTo(null);//设置居中显示 sm.setBackground(Color.BLACK);//设置底部背景颜色 frame.add(sm);// 添加画布到窗口中 frame.setVisible(true);//展示出来 sm.action(); } }