package com.tarena.fly;
import java.awt.Font;
import java.awt.Color;
import java.awt.Graphics;
import java.awt.event.MouseAdapter;
import java.awt.event.MouseEvent;
import java.util.Arrays;
import java.util.Random;
import java.util.Timer;
import java.util.TimerTask;
import java.awt.image.BufferedImage;
import javax.imageio.ImageIO;
import javax.swing.ImageIcon;
import javax.swing.JFrame;
import javax.swing.JPanel;
public class ShootGame extends JPanel {
public static final int WIDTH = 400; // 面板宽
public static final int HEIGHT = 654; // 面板高
/** 游戏的当前状态: START RUNNING PAUSE GAME_OVER */
private int state;
private static final int START = 0;
private static final int RUNNING = 1;
private static final int PAUSE = 2;
private static final int GAME_OVER = 3;
private int score = 0; // 得分
private Timer timer; // 定时器
private int intervel = 1000 / 100; // 时间间隔(毫秒)
public static BufferedImage background;
public static BufferedImage start;
public static BufferedImage airplane;
public static BufferedImage bee;
public static BufferedImage bullet;
public static BufferedImage hero0;
public static BufferedImage hero1;
public static BufferedImage pause;
public static BufferedImage gameover;
private FlyingObject[] flyings = {}; // 敌机数组
private Bullet[] bullets = {}; // 子弹数组
private Hero hero = new Hero(); // 英雄机
static { // 静态代码块,初始化图片资源
try {
background = ImageIO.read(ShootGame.class
.getResource("background.png"));
start = ImageIO.read(ShootGame.class.getResource("start.png"));
airplane = ImageIO
.read(ShootGame.class.getResource("airplane.png"));
bee = ImageIO.read(ShootGame.class.getResource("bee.png"));
bullet = ImageIO.read(ShootGame.class.getResource("bullet.png"));
hero0 = ImageIO.read(ShootGame.class.getResource("hero0.png"));
hero1 = ImageIO.read(ShootGame.class.getResource("hero1.png"));
pause = ImageIO.read(ShootGame.class.getResource("pause.png"));
gameover = ImageIO
.read(ShootGame.class.getResource("gameover.png"));
} catch (Exception e) {
e.printStackTrace();
}
}
/** 画 */
@Override
public void paint(Graphics g) {
g.drawImage(background, 0, 0, null); // 画背景图
paintHero(g); // 画英雄机
paintBullets(g); // 画子弹
paintFlyingObjects(g); // 画飞行物
paintScore(g); // 画分数
paintState(g); // 画游戏状态
}
/** 画英雄机 */
public void paintHero(Graphics g) {
g.drawImage(hero.getImage(), hero.getX(), hero.getY(), null);
}
/** 画子弹 */
public void paintBullets(Graphics g) {
for (int i = 0; i < bullets.length; i++) {
Bullet b = bullets[i];
g.drawImage(b.getImage(), b.getX() - b.getWidth() / 2, b.getY(),
null);
}
}
/** 画飞行物 */
public void paintFlyingObjects(Graphics g) {
for (int i = 0; i < flyings.length; i++) {
FlyingObject f = flyings[i];
g.drawImage(f.getImage(), f.getX(), f.getY(), null);
}
}
/** 画分数 */
public void paintScore(Graphics g) {
int x = 10; // x坐标
int y = 25; // y坐标
Font font = new Font(Font.SANS_SERIF, Font.BOLD, 22); // 字体
g.setColor(new Color(0xFF0000));
g.setFont(font); // 设置字体
g.drawString("SCORE:" + score, x, y); // 画分数
y=y+20; // y坐标增20
g.drawString("LIFE:" + hero.getLife(), x, y); // 画命
}
/** 画游戏状态 */
public void paintState(Graphics g) {
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: // 游戏终止状态
g.drawImage(gameover, 0, 0, null);
break;
}
}
public static void main(String[] args) {
JFrame frame = new JFrame("Fly");
ShootGame game = new ShootGame(); // 面板对象
frame.add(game); // 将面板添加到JFrame中
frame.setSize(WIDTH, HEIGHT); // 设置大小
frame.setAlwaysOnTop(true); // 设置其总在最上
frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE); // 默认关闭操作
frame.setIconImage(new ImageIcon("images/icon.jpg").getImage()); // 设置窗体的图标
frame.setLocationRelativeTo(null); // 设置窗体初始位置
frame.setVisible(true); // 尽快调用paint
game.action(); // 启动执行
}
/** 启动执行代码 */
public void action() {
// 鼠标监听事件
MouseAdapter l = new MouseAdapter() {
@Override
public void mouseMoved(MouseEvent e) { // 鼠标移动
if (state == RUNNING) { // 运行状态下移动英雄机--随鼠标位置
int x = e.getX();
int y = e.getY();
hero.moveTo(x, y);
}
}
@Override
public void mouseEntered(MouseEvent e) { // 鼠标进入
if (state == PAUSE) { // 暂停状态下运行
state = RUNNING;
}
}
@Override
public void mouseExited(MouseEvent e) { // 鼠标退出
if (state == RUNNING) { // 游戏未结束,则设置其为暂停
state = PAUSE;
}
}
@Override
public void mouseClicked(MouseEvent e) { // 鼠标点击
switch (state) {
case START:
state = RUNNING; // 启动状态下运行
break;
case GAME_OVER: // 游戏结束,清理现场
flyings = new FlyingObject[0]; // 清空飞行物
bullets = new Bullet[0]; // 清空子弹
hero = new Hero(); // 重新创建英雄机
score = 0; // 清空成绩
state = START; // 状态设置为启动
break;
}
}
};
this.addMouseListener(l); // 处理鼠标点击操作
this.addMouseMotionListener(l); // 处理鼠标滑动操作
timer = new Timer(); // 主流程控制
timer.schedule(new TimerTask() {
@Override
public void run() {
if (state == RUNNING) { // 运行状态
enterAction(); // 飞行物入场
stepAction(); // 走一步
shootAction(); // 英雄机射击
bangAction(); // 子弹打飞行物
outOfBoundsAction(); // 删除越界飞行物及子弹
checkGameOverAction(); // 检查游戏结束
}
repaint(); // 重绘,调用paint()方法
}
}, intervel, intervel);
}
int flyEnteredIndex = 0; // 飞行物入场计数
/** 飞行物入场 */
public void enterAction() {
flyEnteredIndex++;
if (flyEnteredIndex % 40 == 0) { // 400毫秒生成一个飞行物--10*40
FlyingObject obj = nextOne(); // 随机生成一个飞行物
flyings = Arrays.copyOf(flyings, flyings.length + 1);
flyings[flyings.length - 1] = obj;
}
}
/** 走一步 */
public void stepAction() {
for (int i = 0; i < flyings.length; i++) { // 飞行物走一步
FlyingObject f = flyings[i];
f.step();
}
for (int i = 0; i < bullets.length; i++) { // 子弹走一步
Bullet b = bullets[i];
b.step();
}
hero.step(); // 英雄机走一步
}
/** 飞行物走一步 */
public void flyingStepAction() {
for (int i = 0; i < flyings.length; i++) {
FlyingObject f = flyings[i];
f.step();
}
}
int shootIndex = 0; // 射击计数
/** 射击 */
public void shootAction() {
shootIndex++;
if (shootIndex % 30 == 0) { // 300毫秒发一颗
Bullet[] bs = hero.shoot(); // 英雄打出子弹
bullets = Arrays.copyOf(bullets, bullets.length + bs.length); // 扩容
System.arraycopy(bs, 0, bullets, bullets.length - bs.length,
bs.length); // 追加数组
}
}
/** 子弹与飞行物碰撞检测 */
public void bangAction() {
for (int i = 0; i < bullets.length; i++) { // 遍历所有子弹
Bullet b = bullets[i];
bang(b); // 子弹和飞行物之间的碰撞检查
}
}
/** 删除越界飞行物及子弹 */
public void outOfBoundsAction() {
int index = 0; // 索引
FlyingObject[] flyingLives = new FlyingObject[flyings.length]; // 活着的飞行物
for (int i = 0; i < flyings.length; i++) {
FlyingObject f = flyings[i];
if (!f.outOfBounds()) {
flyingLives[index++] = f; // 不越界的留着
}
}
flyings = Arrays.copyOf(flyingLives, index); // 将不越界的飞行物都留着
index = 0; // 索引重置为0
Bullet[] bulletLives = new Bullet[bullets.length];
for (int i = 0; i < bullets.length; i++) {
Bullet b = bullets[i];
if (!b.outOfBounds()) {
bulletLives[index++] = b;
}
}
bulle
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java开发_飞机大战.7z (39个子文件)
Shoot
.project 381B
src
com
tarena
fly
Enemy.java 126B
bee.png 6KB
airplane.png 3KB
bullet.png 408B
Airplane.java 706B
Bullet.java 426B
Hero.java 3KB
ShootGame.java 10KB
FlyingObject.java 1KB
start.png 31KB
Bee.java 900B
background.png 26KB
Award.java 185B
hero1.png 16KB
hero0.png 12KB
pause.png 15KB
gameover.png 20KB
.settings
org.eclipse.jdt.core.prefs 629B
.classpath 301B
bin
com
tarena
fly
FlyingObject.class 2KB
bee.png 6KB
ShootGame.class 9KB
Airplane.class 1KB
airplane.png 3KB
bullet.png 408B
ShootGame$2.class 898B
Bullet.class 729B
start.png 42KB
background.png 26KB
ShootGame$1.class 2KB
Bee.class 1KB
Award.class 213B
hero1.png 16KB
Hero.class 2KB
hero0.png 12KB
pause.png 15KB
gameover.png 20KB
Enemy.class 131B
共 39 条
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- wangjun4962019-02-21还是很良心的,入门级确实作为参考!
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- 资源: 5
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