本篇内容主要讲解“java如何实现雷霆战机”，感兴趣的朋友不妨来看看。本文介绍的方法操作简单快捷，实用性强。下面就让小编来带大家学习“java如何实现雷霆战机”吧!
GameFame.java
package cn. tx;
import javax.swing.*;
import java.awt.*;
import java.awt.image.BufferedImage;
import java.util.Random;
import java.util.Vector;
class GameFrame extends JFrame {
HeroPlane heroPlane;
//定义子弹的集合
Vector<Bullet> bullets = new Vector<>();
//敌机集合
Vector<EnemyPlane> enemys = new Vector<>();
GameFrame frame;
public GameFrame () {
frame = this;
//创建英雄机
heroPlane =new HeroPlane();
heroPlane.start();
//设置窗体的宽高
this.setSize(450, 730);
//标题
this.setTitle("雷霆战机");
this.setResizable(false);
this.setDefaultCloseOperation(WindowConstants.EXIT_ON_CLOSE);
this.setLocationRelativeTo(null);
//窗口可见
this.setVisible(true);
new Thread(new Runnable() {
@Override
public void run() {
while (true) {
repaint();
try {
Thread.sleep(10);
} catch (InterruptedException e) {
e.printStackTrace();
}
}
}
}).start();
//产生敌机的线程
new Thread(new Runnable() {
//创建随机数的对象
Random r = new Random();
@Override
public void run() {
while (true){
//启动敌机
EnemyPlane enemyPlane = new EnemyPlane(r.nextInt(500), 0, frame);
enemyPlane.start();
//添加敌机的时候，让x轴随机
enemys.add(enemyPlane);
try{
Thread.sleep(500);
} catch (InterruptedException e){
e.printStackTrace();
}
}
}
}).start();
}
// *在窗口上画，内容，paint这 个画笔的方法在窗口初始化的时候会默认的执行
// @param g
public void paint (Graphics g) {
//System.out.println("绘制画板");
//两背景
BufferedImage image = (BufferedImage) this.createImage(this.getSize().width, this.getSize().height);
//高效缓存的画笔
Graphics bi = image.getGraphics();
//画背景
bi.drawImage(new ImageIcon("img/MAP02_01.png").getImage(),0,0,null);
//画战斗机
bi.drawImage(heroPlane.img, heroPlane.x,heroPlane.y, heroPlane.width,heroPlane.heigth,null);
//飞机发射炮弹
for (int i = 0; i < bullets.size(); i++) {
System.out.println(bullets);
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);
}
//画敌机
for (int i = 0; i < enemys.size(); i++) {
System.out.println(enemys);
EnemyPlane ep = enemys.get(i);
if(ep.y < 730 )
bi.drawImage(ep.img, ep.x,ep.y += ep.speed, ep.width,ep.heigth,null);
else
enemys.remove(ep);
}
//生效
g.drawImage(image,0,0,null);
}
public static void main (String[]args){
GameFrame frame = new GameFrame();
Player player = new Player(frame);
frame.addKeyListener(player);
}
}HeroPlane
package cn.tx;
import javax.swing.*;
import java.awt.*;
public class HeroPlane extends Thread{
//英雄机在画板上的位置
int x=200, y=600;
int width = 50, heigth = 50;
//飞机的速度
int speed = 10;
Image img = new ImageIcon("img/10011.png").getImage();
//定义方向键的标志
boolean up,down,left,right;
public HeroPlane() {
}
public HeroPlane(int x, int y, int width, int heigth, Image img) {
this.x = x;
this.y = y;
this.width = width;
this.heigth = heigth;
}
@Override
public void run() {
while (true){
if (up){
y -= speed;
}
if (down){
y += speed;
}
if (left){
x -= speed;
}
if (right){
x += speed;
}
try {
Thread.sleep(10);
} catch (InterruptedException e) {
e.printStackTrace();
}
}
}
}Player
package cn.tx;
import java.awt.event.KeyAdapter;
import java.awt.event.KeyEvent;
//定义一个玩家
public class Player extends KeyAdapter {
GameFrame frame;
HeroPlane heroPlane;
public Player(GameFrame frame) {
this.frame=frame;
}
public void keyPressed(KeyEvent e) {
int keyCode = e.getKeyCode();
//38、40、37、39
switch (keyCode){
case 38:
frame.heroPlane.up = true;
break;
case 40:
frame. heroPlane.down = true;
break;
case 37:
frame. heroPlane.left = true;
break;
case 39:
frame. heroPlane.right = true;
break;
case 66:
addBullut();
break;
}
}
@Override
public void keyReleased(KeyEvent e) {
int keyCode = e.getKeyCode();
//38、40、37、39
switch (keyCode){
case 38:
frame.heroPlane.up = false;
break;
case 40:
frame. heroPlane.down = false;
break;
case 37:
frame. heroPlane.left = false;
break;
case 39:
frame. heroPlane.right = false;
break;
}
}
public void addBullut(){
frame.bullets.add(new Bullet( frame.heroPlane.x+5, frame.heroPlane.y - 20));
}
}EnemyPlane
package cn.tx;
import javax.swing.*;
import java.awt.*;
public class EnemyPlane extends Thread {
public GameFrame gf;
//子弹的坐标，大小速度
public int x, y;
public int width = 50;
public int heigth = 50;
public int speed = 2;
public Image img = new ImageIcon("img/10021.png").getImage();
public EnemyPlane(int x, int y, GameFrame gf) {
super();
this.x = x;
this.y = y;
this.gf = gf;
}
public EnemyPlane(int x, int y, int width, int heigth, GameFrame gf) {
super();
this.x = x;
this.y = y;
this.width = width;
this.heigth = heigth;
this.gf = gf;
}
//玛丽飞翔的逻辑;移动的逻辑都在这里。
public void run() {
while (true) {
//向左走
if (hit()) {
System.out.println("hit................");
this.speed = 0;
this.img = new ImageIcon("img/300350.png").getImage();
try {
this.sleep(500);
} catch (InterruptedException e) {
e.printStackTrace();
}
gf.enemys.remove(this);
break;
}
if (this.y >= 760) {
break;
}
try {
this.sleep(10);
} catch (InterruptedException e) {
e.printStackTrace();
}
}
}
//检测碰撞
public boolean hit() {
// swing在水中，人家已经提供了
Rectangle myrect = new Rectangle(this.x, this.y, this.width, this.heigth);
Rectangle rect = null;
for (int i = 0; 1 < gf.bullets.size(); i++) {
Bullet bullet = gf.bullets.get(i);
System.out.println("test hit");
rect = new Rectangle(bullet.x, bullet.y - 1, bullet.width, bullet.height);
//碰撞检测
if (myrect.intersects(rect)) {
return true;
}
}
return false;
}
@Override
public String toString() {
return "EnemyPlane{" +
"x=" + x +
", y=" + y +
", width=" + width +
", height=" + heigth +
'}';
}
}Bullet
package cn.tx;
import javax.swing.*;
import java.awt.*;
public class Bullet {
//在面板上的坐标
int x, y;
int width= 50,height = 50;
//定义飞机默认速度
int speed = 5;
Image image = new ImageIcon("img/30022.png").getImage();
public Bullet(int x, int y) {
this.x = x;
this.y = y;
}
public Bullet(int x, int y, int width, int height) {
this.x = x;
this.y = y;
this.width = width;
this.height = height;
}
}到此，相信大家对“java如何实现雷霆战机”有了更深的了解，不妨来实际操作一番吧！这里是亿速云网站，更多相关内容可以进入相关频道进行查询，关注我们，继续学习！
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