import javax.imageio.ImageIO;
import javax.swing.*;
import java.awt.*;
import java.awt.image.BufferedImage;
import java.io.File;
import java.util.LinkedList;
import java.util.Random;
import java.util.Timer;
import java.util.TimerTask;
public class GameRun extends JPanel {
public static BufferedImage hero0;
public static BufferedImage hero1;
public static BufferedImage enemy;
public static BufferedImage bullet;
public static BufferedImage background;
public static BufferedImage pause;
public static BufferedImage menu;
public static BufferedImage gameover;
public static int panelWidth ;
public static int panelHeight ;
private HeroPlane heroPlane = new HeroPlane();
private LinkedList<Bullet> bullets = new LinkedList<>();
private LinkedList<EnemyPlane> enemyPlanes = new LinkedList<>();
private int enterEnemyIndex = 0;
private int shootBulletIndex = 0;
private int score = 0;
private Random random = new Random();
public enum STATE {
START, PAUSE, GAME_OVER, RUNNING
}
private STATE state = STATE.START;
// 主流程控制
Timer timer = new Timer();
static {
try {
//必须处理异常。
background = ImageIO.read(new File("resource/background.png"));
hero0 = ImageIO.read(new File("resource/hero0.png"));
hero1 = ImageIO.read(new File("resource/hero1.png"));
bullet = ImageIO.read(new File("resource/bullet.png"));
enemy = ImageIO.read(new File("resource/enemy.png"));
pause = ImageIO.read(new File("resource/pause.png"));
menu = ImageIO.read(new File("resource/menu.png"));
gameover = ImageIO.read(new File("resource/gameover.png"));
panelWidth = background.getWidth();
panelHeight = background.getHeight();
}
catch (Exception e) {
e.printStackTrace();
}
}
public HeroPlane getHeroPlane() {
return heroPlane;
}
public void pauseGame() {
switch (state) {
case RUNNING:{
state = STATE.PAUSE;
break;
}
case PAUSE:{
state = STATE.RUNNING;
break;
}
case START: {
state = STATE.RUNNING;
break;
}
}
}
public void paint(Graphics g) {
g.drawImage(background, 0, 0, null);
paintHero(g);
paintEnemy(g);
paintBullet(g);
paintScore(g);
paintState(g);
}
public void paintHero(Graphics g) {
int x = heroPlane.getPosition_x() - heroPlane.getWidth()/2;
int y = heroPlane.getPosition_y() - heroPlane.getHeight()/2;
g.drawImage(heroPlane.getImage(), x, y, null);
}
public void paintEnemy(Graphics g) {
for (EnemyPlane enemy:enemyPlanes) {
int x = enemy.getPosition_x() - enemy.getWidth()/2;
int y = enemy.getPosition_y() - enemy.getHeight()/2;
g.drawImage(enemy.getImage(), x, y, null);
}
}
public void paintBullet(Graphics g) {
for (Bullet b: bullets) {
int x = b.getPosition_x()- b.getWidth()/2;
int y = b.getPosition_y()- b.getHeight()/2;
g.drawImage(b.getImage(), x, y, null);
}
}
public void paintScore(Graphics g) {
Font font = new Font(Font.SANS_SERIF, Font.BOLD, 14); // 字体
g.setColor(new Color(0x3A3B3B));
g.setFont(font); // 设置字体
g.drawString("SCORE:" + score, 10, 20); // 画分数
g.drawString("LIFE:" + heroPlane.getLife(), 10, 40); // 画命
}
public void paintState(Graphics g) {
switch (state) {
case PAUSE:
g.drawImage(pause, 0, 0, null);
break;
case START:
g.drawImage(menu, 0, 0, null);
break;
case GAME_OVER:
g.drawImage(gameover, 0, 0, null);
break;
}
}
public void createNewEnemy() {
enterEnemyIndex++;
if (enterEnemyIndex%40 == 0) {
EnemyPlane enemyPlane = new EnemyPlane();
int x = random.nextInt(300);
enemyPlane.setPosition_x(x);
enemyPlane.setPosition_y(20);
enemyPlanes.add(enemyPlane);
}
}
public void shootBullet() {
shootBulletIndex++;
if (shootBulletIndex % 30 == 0) {
Bullet[] bs = heroPlane.shootBullet();
for (Bullet b:bs) {
bullets.add(b);
}
}
}
public void deleteDeadFlyingObj() {
//子弹飞出画面，判定死亡，从列表中删除
LinkedList<Bullet> tempBullets = new LinkedList<>();
for(Bullet bullet:bullets) {
if (bullet.outOfBound()) {
tempBullets.add(bullet);
}
}
for (Bullet bullet:tempBullets) {
bullets.remove(bullet);
}
//敌机飞出画面或者生命值为0，判定死亡，从列表中删除
LinkedList<EnemyPlane> tempEnemyPlaneList = new LinkedList<>();
for(EnemyPlane enemyPlane:enemyPlanes) {
if (enemyPlane.outOfBound()) {
this.score = enemyPlane.getPoint()/2 + this.score;
tempEnemyPlaneList.add(enemyPlane);
}
else if (enemyPlane.getHealth()==0) {
this.score = enemyPlane.getPoint() + this.score;
tempEnemyPlaneList.add(enemyPlane);
}
}
for(EnemyPlane enemyPlane:tempEnemyPlaneList) {
enemyPlanes.remove(enemyPlane);
}
}
public void checkGameOver () {
for (EnemyPlane e:enemyPlanes) {
if (heroPlane.collision(e)) {
e.setHealth(0);
heroPlane.substractLife();
heroPlane.setBenefit(0);
heroPlane.setInvincible(20);
break;
}
}
if (heroPlane.getLife()==0) {
state = STATE.GAME_OVER;
}
}
public void shooting() {
for(EnemyPlane e:enemyPlanes) {
for (Bullet b:bullets) {
e.shootBy(b);
}
}
}
public void stepAction() {
heroPlane.step();
for (EnemyPlane e:enemyPlanes) {
e.step();
}
for (Bullet b:bullets) {
b.step();
}
}
public void runGame () {
timer.schedule(new TimerTask() {
@Override
public void run() {
if (state == STATE.RUNNING) { // 运行状态
createNewEnemy();
shootBullet();
stepAction(); // 走一步
shooting(); // 子弹打飞行物
deleteDeadFlyingObj(); // 删除越界飞行物及子弹
checkGameOver(); // 检查游戏结束
}
repaint(); // 重绘，调用paint()方法
}
}, 10, 10);
}
}
微信小游戏飞机大战的java实现版本，java初学者练手项目。.zip
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2023-08-05
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微信小游戏飞机大战的java实现版本，java初学者练手项目。.zip （30个子文件） 
0797 src 
FlyingObject.java 2KB HeroPlane.java 2KB GameControl.java 1KB Bullet.java 679B EnemyPlane.java 823B GameRun.java 7KB Game.java 819B out production aircraftgame Bullet.class 842B HeroPlane.class 2KB EnemyPlane.class 1KB Game.class 1KB GameControl.class 1KB GameRun$1.class 889B GameRun$STATE.class 1KB FlyingObject.class 2KB GameRun.class 7KB GameRun$2.class 703B resource 
menu.png 26KB gameover.png 22KB hero0.png 16KB hero1.png 12KB background.png 24KB bullet.png 731B enemy.png 3KB pause.png 17KB .idea vcs.xml 180B workspace.xml 19KB misc.xml 273B modules.xml 264B aircraftgame.iml 423B资源评论
