用java swing编写的雷霆战机小游戏

使用java编写的小游戏：雷霆战机

效果如图

其中使用到的技术有： 1.线程 2.swing 画面的重画技术 3.集合等都是JavaSE中最基本的

玩法是：按空格发射子弹当子弹碰到敌方飞机时会消灭敌方飞机我方飞机能用方向键自由移动但不能碰到敌机碰到敌机立刻死亡

若碰到敌方敌机发射的子弹则会扣100血扣完就GG

虽然是一个简单的小游戏但也有很多地方要注意 .

废话不多说贴上源代码

游戏物体的夫类：

package com.planegame.util;import java.awt.*;/***
 *
 * 创建游戏物体
 *
 *
 *
 */

public class GameObject {Image image;protected double speed,x,y;//定义物体的坐标和速度
    protected int heigth,width;//图像的长宽

public  GameObject(){}public  GameObject(Image image,double speed, double x,double y,int heigth,int width){this.image = image;this.speed= speed;this.x=x;this.y=y;this.heigth=heigth;this.width=width;}public  void graw(Graphics g){g.drawImage(image,(int)x,(int)y,null);}public Image getImage() {return image;}public void setImage(Image image) {this.image = image;}public double getSpeed() {return speed;}public void setSpeed(double speed) {this.speed = speed;}public double getX() {return x;}public void setX(double x) {this.x = x;}public double getY() {return y;}public void setY(double y) {this.y = y;}public int getHeigth() {return heigth;}public void setHeigth(int heigth) {this.heigth = heigth;}public int getWidth() {return width;}public void setWidth(int width) {this.width = width;}/**
     * 包围物体的正方形
     *
     * @return 正方形
     */
    public Rectangle getRectangle(){return new Rectangle(width,heigth);}}

游戏画面的夫类：

package com.planegame.main;import javax.imageio.ImageIO;
import javax.imageio.ImageReader;
import javax.swing.*;import java.awt.*;
import java.awt.image.BufferedImage;
import java.io.File;
import java.io.IOException;
import java.util.HashMap;import static com.planegame.util.Constant.Frame_Width;
import static com.planegame.util.Constant.Frame_heigth;public class GameFrame extends JFrame {public static  String path = System.getProperty("user.dir")+"\\src\\Image";public  static HashMap<String,BufferedImage> map= new HashMap<String , BufferedImage>();static {File file[]= new File(path).listFiles();for(int i =0;i<file.length;i++){System.out.println(file[i].getName());try {map.put(file[i].getName(), ImageIO.read(file[i]));} catch (IOException e) {e.printStackTrace();}}}public  void launchFrame(){this.setSize(Frame_Width,Frame_heigth);this.setVisible(true);this.setLocationRelativeTo(null);this.setResizable(false);this.setDefaultCloseOperation(EXIT_ON_CLOSE);System.out.println(path);}public void paint(Graphics g ){}public static void main(String[] args) {new GameFrame().launchFrame();}}

主界面：

package com.planegame.main;import com.planegame.util.*;import java.awt.*;
import java.awt.event.KeyAdapter;
import java.awt.event.KeyEvent;
import java.awt.event.KeyListener;
import java.awt.image.BufferedImage;
import java.util.ArrayList;
import java.util.Iterator;public class FirstStage extends  GameFrame implements KeyListener{boolean hit_ememy;boolean hit;boolean hit_together=false;Point point = new Point(0,-646);Plane plane = new Plane(map.get("plane.jpg"),1,300,400,44,30);//建立自己的飞机类 传入参数
    ScorePlate scorePlate = new ScorePlate();Hp hp= new Hp();int re=0;int flag=0;//Ememy_Plane ememy_plane = new Ememy_Plane(map.get("small_enemy.png"),1000,300,50,50,50);
    ArrayList<Bullet> bullets = new ArrayList<Bullet>();//建立一个存放随机射子弹的list
    ArrayList<MyBullets> mybulletelist = new ArrayList<>();//创建list存放我们自己发射的子弹
    ArrayList<Point> ememy_bulletelist = new ArrayList<>();ArrayList<Ememy_Plane> ememy_planes = new ArrayList<>();//创建list存放敌方飞机
    //Bullet bullet = new Bullet(map.get("bullet.png"),5,50,100,20,50);
   // Bullet bullet1 = new Bullet(map.get("bullet.png"),5,500,100,20,50);

    /**
     * 构造一个无参的构造函数
     *
     */
   public  FirstStage(){//

       new Thread(new move()).start();//背景移动和子弹飞行的线程
      new Thread(new EmemyBullet()).start();//把bullet放入和敌方飞机移动list的线程
      new Thread(new Ememy_plane()).start();//敌方飞机创建放入list的线程
       new Thread(new ememy_move()).start();new Thread(new add_bigememy() ).start();this.addKeyListener(this);//键盘监听

          // bullets.add(bullet);
     //  bullets.add(bullet1);












   }@Override
    /**
     * 把画面画在窗口
     */
    public void paint(Graphics g) {super.paint(g);//创建一个画板 参数：宽800 高600  画板颜色类型
      BufferedImage image = new BufferedImage(800,600,BufferedImage.TYPE_INT_RGB);Graphics gs= image.createGraphics();//创建画笔
     gs.drawImage(map.get("Background-3.jpg"),point.x,point.y,this);//画背景
        gs.drawString("分数:",600,200);gs.drawString(String.valueOf(scorePlate.getScore()) ,640,200);gs.drawString("生命值:",600,300);gs.drawString(String.valueOf(hp.getHp()) ,640,300);if(hp.getHp()==0){plane.setAlive(false);}if(plane.isAlive()) {gs.drawImage(map.get("red_plane.png") , (int) plane.getX() , (int) plane.getY() , this);}else {plane.setWidth(0);plane.setWidth(0);Color c = g.getColor();gs.setColor(Color.WHITE);//plane.move();
         gs.setFont(new Font("aa",Font.LAYOUT_RIGHT_TO_LEFT,60));gs.drawString("Game Over",270,300);gs.setColor(c);} for (int i=0; i < ememy_planes.size(); i++) {if (ememy_planes.get(i).isLive()) {int y=(int) ememy_planes.get(i).getY()+50;ememy_bulletelist.add(new Point((int)ememy_planes.get(i).getX(),y));gs.drawImage(ememy_planes.get(i).getImage() , (int) ememy_planes.get(i).getX() , (int) ememy_planes.get(i).getY() , this);hit_together = ememy_planes.get(i).getRectangle().intersects(plane.getRectangle());if (hit_together) {System.out.println("hit_together");plane.setAlive(false);}}}for(int j =0;j<mybulletelist.size();j++){for(int q =0;q<ememy_planes.size();q++){hit_ememy=ememy_planes.get(q).getRectangle().intersects(mybulletelist.get(j).getRectangle());if(hit_ememy){ememy_planes.get(q).dispear();ememy_planes.get(q).setLive(false);scorePlate.addScore();//ememy_plane.setLive(false);
             }}gs.drawImage(map.get("red_bullet.png"),mybulletelist.get(j).x,mybulletelist.get(j).y,this);//  hit_ememy=ememy_planes.get(i).getRectangle().intersects(mybulletelist.get(i).getRectangle());


      }for(int i =0;i<bullets.size();i++){gs.drawImage(map.get("bullet.png"), (int) bullets.get(i).getX() ,(int)bullets.get(i).getY(),this);bullets.get(i).move();hit= plane.getRectangle().intersects(bullets.get(i).getRectangle());if(hit){bullets.get(i).setHeigth(0);bullets.get(i).setWidth(0);hp.decreaseHp();}}g.drawImage(image,0,0,this);}@Override
    public void keyTyped(KeyEvent e) {}@Override
    public void keyPressed(KeyEvent e) {if(e.getKeyCode()==KeyEvent.VK_UP){plane.setTop(true);plane.move();}else  if (e.getKeyCode()==KeyEvent.VK_SPACE){if(plane.isAlive()){plane.fire(map.get("red_bullet.png"),(int) plane.getX() , (int) plane.getY() ,mybulletelist);}}else  if (e.getKeyCode()==KeyEvent.VK_RIGHT){plane.setRight(true);plane.move();}else if(e.getKeyCode()==KeyEvent.VK_LEFT){plane.setLeft(true);plane.move();}else if(e.getKeyCode()==KeyEvent.VK_DOWN){plane.setDown(true);plane.move();}}@Override
    public void keyReleased(KeyEvent e) {}class EmemyBullet implements  Runnable{@Override
        public void run() {while (true){int x_random= (int) ((int)1000*Math.random());bullets.add(new Bullet(map.get("bullet.png"),5,x_random,100,48,44));try {Thread.sleep(100);} catch (InterruptedException e) {e.printStackTrace();}}}}class Ememy_plane implements Runnable{@Override
        public void run() {while (true){int ememy_plane_x= (int) (Math.random()*800);int rand= (int)(Math.random()*10);if(rand>5){ememy_planes.add(new Ememy_Plane(map.get("small_enemy.png"),1000,ememy_plane_x,50,50,50));}else {ememy_planes.add(new Ememy_Plane(map.get("middle_enemy.png"),1000,ememy_plane_x,50,50,50));}try {Thread.sleep(1000);} catch (InterruptedException e) {e.printStackTrace();}}}}class move implements  Runnable{@Override
        public void run() {while (true){if(point.y==0){point.y=-646;}point.y+=1;for(int i =0;i<mybulletelist.size();i++){mybulletelist.get(i).y-=5;}try {Thread.sleep(10);} catch (InterruptedException e) {e.printStackTrace();}repaint();}}}class add_bigememy implements  Runnable{@Override
            public void run() {while (true){int ememy_plane_x = (int)(Math.random()*800);if(scorePlate.getScore()>100){ememy_planes.add(new Ememy_Plane(map.get("big_enemy.png"),1000,ememy_plane_x,50,50,50));ememy_bulletelist.add(new Point(ememy_plane_x,50));}try {Thread.sleep(3000);} catch (InterruptedException e) {e.printStackTrace();}}}}class  ememy_move implements  Runnable{@Override
        public void run() {while (true){for(int i=0;i<ememy_planes.size();i++){ememy_planes.get(i).move();}try {Thread.sleep(100);} catch (InterruptedException e) {e.printStackTrace();} }}}}
敌方子弹：

package com.planegame.util;/**
 * @Author 7aY
 * @Description: TODO()
 * @Date :Create in 12:412017/12/21
 */
public class ScorePlate {int score=0;public int getScore() {return score;}public void setScore(int score) {this.score = score;}public  void addScore(){setScore(getScore()+100);}
}

package com.planegame.util;import java.awt.*;
import java.util.ArrayList;import static com.planegame.util.Constant.Frame_Width;
import static com.planegame.util.Constant.Frame_heigth;/**
 *
 * 创建游戏飞机主体
 *
 *
 *
 */
public class Plane extends  GameObject {boolean top=false,down,left,right;//判断键盘输入方向
    boolean alive=true;//判断飞机是否被击落
double x;
double y;
int bullet_x;int bullet_y;int width;int heigth;public int getWidth() {return width;}public void setWidth(int width) {this.width = width;}public int getHeigth() {return heigth;}public void setHeigth(int heigth) {this.heigth = heigth;}@Override
    public Rectangle getRectangle() {return  new Rectangle((int)x,(int)y,width,heigth);}public double getX() {return x;}public void setX(int i , double x) {this.x = x;}public double getY() {return y;}public void setY(double y) {this.y = y;}public Plane() {super();}public Plane(Image image, double speed, double x, double y, int heigth, int width) {this.image = image;this.speed= speed;this.x=x;this.y=y;this.heigth=heigth;this.width=width;}public void fire(Image image,int plane_x,int plane_y, ArrayList<MyBullets> list){list.add(new MyBullets(image,plane_x-10,plane_y-50,64,64));}public void move(){if(this.top==true){if(this.y<0) {this.y=60;}else {this.y -= 10;setTop(false);}}else if(this.down==true){if(this.y>Frame_heigth-60){this.y=Frame_heigth-60;}else{this.y+=10;setDown(false);}}else  if(this.left==true){if(this.x<0){this.x=0;}else {this.x -= 10;setLeft(false);}}else  if(this.right==true){if(this.x>Frame_Width-100){this.x=Frame_Width-100;}else {this.x+=10;setRight(false);}}}public boolean isTop() {return top;}public void setTop(boolean top) {this.top = top;}public boolean isDown() {return down;}public void setDown(boolean down) {this.down = down;}public boolean isLeft() {return left;}public void setLeft(boolean left) {this.left = left;}public boolean isRight() {return right;}public void setRight(boolean right) {this.right = right;}public boolean isAlive() {return alive;}public void setAlive(boolean alive) {this.alive = alive;}
}

总分数：

package com.planegame.util;import java.awt.*;/**
 * @Author 7aY
 * @Description: TODO()
 * @Date :Create in 22:172017/12/20
 */
public class MyBullets extends GameObject {public int x;public  int y;int heigth,width;Image image;public MyBullets() {super();}public  MyBullets(Image image,int x, int y,int heigth,int width){this.x=x;this.y=y;this.heigth=heigth;this.width=width;this.image=image;}@Override
    public Rectangle getRectangle() {return  new Rectangle(x,y,width,heigth);}
}

我方飞机：

package com.planegame.util;import java.awt.*;public class Constant {public  static  int Frame_Width=800;//窗口宽度
    public  static  int Frame_heigth=600;//窗口高度


}

敌方飞机：

我方子弹：

package com.planegame.util;/**
 * @Author 7aY
 * @Description: TODO()
 * @Date :Create in 21:192017/12/21
 */
public class Hp {int hp=1000;public int getHp() {return hp;}public void setHp(int hp) {this.hp = hp;}/**
     * 减血量
     */
    public void decreaseHp(){setHp(getHp()-100);}}

package com.planegame.util;import java.awt.*;
import java.util.ArrayList;import static com.planegame.util.Constant.Frame_Width;
import static com.planegame.util.Constant.Frame_heigth;/**
 * @Author 7aY
 * @Description: TODO()
 * @Date :Create in 21:262017/12/20
 */
public class Ememy_Plane extends GameObject {Image image;double speed;double x;double y;int heigth;int width;boolean live=true;public boolean isLive() {return live;}public void setLive(boolean live) {this.live = live;}public Image getImage() {return image;}public void setImage(Image image) {this.image = image;}public double getSpeed() {return speed;}public void setSpeed(double speed) {this.speed = speed;}public double getX() {return x;}public void setX(double x) {this.x = x;}public double getY() {return y;}public void setY(double y) {this.y = y;}public int getHeigth() {return heigth;}public void setHeigth(int heigth) {this.heigth = heigth;}public int getWidth() {return width;}public void setWidth(int width) {this.width = width;}public Ememy_Plane() {super();}public Ememy_Plane(Image image , double speed , double x , double y , int heigth , int width) {this.image=image;this.speed=speed;this.x=x;this.y=y;this.heigth=heigth;this.width=width;}@Override
    public Rectangle getRectangle() {return  new Rectangle((int)x,(int)y,width,heigth);}public  void  dispear(){this.x=0;this.y=0;this.width=0;this.heigth=0;}public  void move(){int direction= (int) (Math.random()*10);if(direction<2){this.x=this.x-4;if(this.x<0){this.x=20;}}if(direction>4&&direction<7){this.y=y+5;if(this.y>Frame_heigth){this.y=Frame_heigth-30;}}if(direction>7){this.y=y+5;if(this.y>Frame_heigth){this.y=Frame_heigth-30;}}if(direction<4&&direction>2){this.x=this.x+4;if(this.x>Frame_Width-50){this.x=Frame_Width;}}}// public  void fire(Image image, double plane_x, double plane_y, ArrayList<Ememy_bullete> list){
       // list.add(new Ememy_bullete(image,100,(int)plane_x,(int)plane_y+100,64,64));


    //}
}

HP;

package com.planegame.util;import java.awt.*;import static com.planegame.util.Constant.Frame_Width;
import static com.planegame.util.Constant.Frame_heigth;/**
 *
 * 创建游戏中飞行的子弹
 *
 */

public class Bullet  extends GameObject{double x,y,speed;@Override
    public Rectangle getRectangle() {return  new Rectangle((int)x,(int)y,width,heigth);}public double getX() {return x;}public void setX(double x) {this.x = x;}public double getY() {return y;}public void setY(double y) {this.y = y;}public double getSpeed() {return speed;}public void setSpeed(double speed) {this.speed = speed;}public int getWidth() {return width;}public void setWidth(int width) {this.width = width;}public int getHeigth() {return heigth;}public void setHeigth(int heigth) {this.heigth = heigth;}private  double  degree;public Bullet(Image image, double speed, double x, double y, int heigth, int width) {this.speed=speed;//子弹的运行速度speed 其实是半径
        this.x=x;//子弹飞行的x轴初始坐标
        this.y=y;//子弹飞行的y轴初始坐标
        this.image= image;//子弹图像
        this.heigth=heigth;//子弹宽度
        this.width=width;//子弹高度
         this.degree=Math.PI*2*Math.random();//子弹飞行的角度——随机 由0.01*π到π这区间内


    }public void graw(Graphics g){g.drawImage(image,(int)x,(int)y,null);//调用Graphics的方法 在窗口中画图像
        move();}public void  move(){this.x+= speed*Math.cos(degree); // x= x+半径*cos随机角度
   this.y+=speed*Math.sin(degree);}}

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