專案說明
此專案總共代碼量為400行左右，在b站有教程（時長1h），適合于剛剛學完了java的同學做第一個專案，
程式運行效果圖
玩法說明
玩家滑鼠左鍵開始游戲，空格鍵暫停，用滑鼠控制我方飛機的移動，當出現的小飛機總數達到50時，敵方boss出現，擊敗敵方boss游戲勝利，
最終打包可運行檔案下載
點擊下載
以下為專案實作部分------------------------------------------------
檔案組織形式
原始碼部分
bgObj.java
package com.sqm;
import java.awt.*;
public class bgObj extends GamObj
{
public bgObj(Image image, int x, int y, int speed)
{
super(image, x, y, speed);
}
@Override
public void paintself(Graphics g)
{
super.paintself(g);
y += speed;
if (y >= 0) y = -2000;//背景圖片的回圈播放
}
}
BossObj.java
package com.sqm;
import java.awt.*;
public class BossObj extends GamObj
{
int life = 10;//敵方boss血條
public BossObj(Image image, int x, int y, int width, int height, int speed, GameWin frame) {
super(image, x, y, width, height, speed, frame);
}
@Override
public void paintself(Graphics g) {
super.paintself(g);
//防止走出螢屏
if(x >= 550 || x < -50)
{
speed = -speed;
}
x += speed;
for (ShellObj shellObj:GameUtils.shellObjList)
{
if(this.getRec().intersects(shellObj.getRec()))
{
shellObj.setX(-100);
GameUtils.removeList.add(shellObj);
life --;
}
if (life <= 0)
{
GameWin.state = 4;
}
}
//血條的白色背景
g.setColor(Color.white);
g.fillRect(20,40,100,10);
//血條的繪制
g.setColor(Color.red);
g.fillRect(20,40,life * 100 / 10,10);
}
@Override
public Rectangle getRec() {
return super.getRec();
}
}
BulletObj.java
package com.sqm;
import java.awt.*;
public class BulletObj extends GamObj
{
public BulletObj(Image image, int x, int y, int width, int height, int speed, GameWin frame) {
super(image, x, y, width, height, speed, frame);
}
@Override
public void paintself(Graphics g) {
super.paintself(g);
y += speed;
//敵方子彈與我方子彈的碰撞檢測
if(this.getRec().intersects(this.frame.plane.getRec()))
{
GameWin.state = 3;
}
//判斷敵方子彈是否出界
if(y > 600)
{
GameUtils.bulletObjList.remove(this);
GameUtils.removeList.add(this);
}
}
@Override
public Rectangle getRec() {
return super.getRec();
}
}
EnemyObj.java
package com.sqm;
import java.awt.*;
public class EnemyObj extends GamObj
{
public EnemyObj(Image image, int x, int y, int width, int height, int speed, GameWin frame) {
super(image, x, y, width, height, speed, frame);
}
@Override
public void paintself(Graphics g) {
super.paintself(g);
y += speed;
//判斷敵機是否與我方飛機碰撞
if(this.getRec().intersects(this.frame.plane.getRec()))
{
GameWin.state = 3;
}
//判斷敵機和我方子彈是否碰撞
for (ShellObj shell:GameUtils.shellObjList)
{
//敵機被我方子彈擊落
if(this.getRec().intersects(shell.getRec()))
{
Explode explode = new Explode(x,y);
GameUtils.explodeList.add(explode);
GameUtils.removeList.add(explode);
this.setX(-100);
shell.setX(-100);
GameUtils.removeList.add(this);
GameUtils.removeList.add(shell);
GameWin.score ++;
}
}
//判斷敵方飛機是否出界
if(y > 600)
{
GameUtils.removeList.add(this);
GameUtils.EnemyObjList.remove(this);
}
}
@Override
public Rectangle getRec() {
return super.getRec();
}
}
Explode.java
package com.sqm;
import java.awt.*;
public class Explode extends GamObj
{
static Image[] pic = new Image[16];
int explodeCount = 0;//讓圖片只顯示一次
static
{
for (int i = 0; i < pic.length; i++)
{
pic[i] = GameUtils.readImage("imgs/explode/e" + (i + 1) + ".gif");
}
}
public Explode(int x, int y) {
super(x, y);
}
@Override
public void paintself(Graphics g)
{
if(explodeCount < 16)
{
image = pic[explodeCount];
explodeCount ++;
super.paintself(g);
}
}
}
GameUtils.java
package com.sqm;
import javax.imageio.ImageIO;
import java.awt.*;
import java.io.IOException;
import java.io.InputStream;
import java.util.ArrayList;
import java.util.List;
public class GameUtils
{
public static int WIDTH = 600;
public static int HEIGHT = 600;
//獲取圖片
public static Image readImage(String path)
{
Image image = null;
try
{
//回傳當前運行檔案的目錄
InputStream resourceAsStream = Thread.currentThread().getContextClassLoader().getResourceAsStream(path);
image = ImageIO.read(resourceAsStream);
resourceAsStream.close();
}
catch (IOException e)
{
e.printStackTrace();
}
return image;
}
//繪制字串的工具類
public static void draw(Graphics gImage,String str, Color color, int size, int x, int y)
{
gImage.setColor(color);
gImage.setFont(new Font("仿宋",Font.BOLD,size));
gImage.drawString(str,x,y);
}
//背景圖
public static Image bgImg = readImage("imgs/bg.jpg");
//boss圖
public static Image bossImg = readImage("imgs/boss.png");
//爆炸圖
public static Image explodImg = readImage("imgs/explode/e6.gif");
//我方飛機圖
public static Image planeImg = readImage("imgs/plane.png");
//我方子彈圖片
public static Image shellImg = readImage("imgs/shell.png");
//敵機圖片
public static Image enemyImg = readImage("imgs/enemy.png");
//敵方子彈圖片
public static Image bulletImg = readImage("imgs/bullet.png");
//我方子彈的集合
public static List<ShellObj> shellObjList = new ArrayList<>();
//我方游戲物體的集合
public static List<GamObj> gamObjList = new ArrayList<>();
//敵機的集合
public static List<EnemyObj> EnemyObjList = new ArrayList<>();
//要移除物件的集合
public static List<GamObj> removeList = new ArrayList<>();
//敵方子彈集合
public static List<BulletObj> bulletObjList = new ArrayList<>();
//爆炸集合
public static List<Explode> explodeList = new ArrayList<>();
}
GameWin.java
package com.sqm;
import javax.swing.*;
import java.awt.*;
import java.awt.event.KeyAdapter;
import java.awt.event.KeyEvent;
import java.awt.event.MouseAdapter;
import java.awt.event.MouseEvent;
public class GameWin extends JFrame
{
//游戲狀態設定 0未開始 1游戲中 2暫停 3通關失敗 4通過成功
public static int state = 0;
//游戲得分
public static int score = 0;
//開掛
public static boolean kaigua = false;
//游戲重繪次數
int count = 1;
//敵機生成數量
int enemyCount = 0;
//雙緩沖罐防閃屏
Image offScreenImage = null;
//背景
bgObj bg = new bgObj(GameUtils.bgImg,0,-2000,2);
//我方飛機
PlaneObj plane = new PlaneObj(GameUtils.planeImg,290,590,20,30,0,this);
//boss飛機
BossObj bossObj = null;
public void lanch()
{
this.setVisible(true);
this.setSize(GameUtils.WIDTH,GameUtils.HEIGHT);
this.setDefaultCloseOperation(WindowConstants.EXIT_ON_CLOSE);
this.setLocationRelativeTo(null);
this.setTitle("飛機大戰");
//滑鼠點擊事件
this.addMouseListener(new MouseAdapter()
{
@Override
public void mouseClicked(MouseEvent e)
{
if (e.getButton() == 1)//按下滑鼠左鍵并且游戲狀態為尚未開始時，開始游戲
{
if(state == 0)
{
state = 1;
repaint();
}
else if(state == 3)
{
state = 1;
GameUtils.gamObjList.clear();
GameUtils.bulletObjList.clear();
GameUtils.removeList.clear();
GameUtils.EnemyObjList.clear();
GameUtils.shellObjList.clear();
GameUtils.explodeList.clear();
bossObj = null;
GameUtils.gamObjList.add(bg);
GameUtils.gamObjList.add(plane);
score = 0;
repaint();
}
}
}
});
//暫停功能
this.addKeyListener(new KeyAdapter() {
@Override
public void keyPressed(KeyEvent e) {
if(e.getKeyCode() == 32)
{
switch (state)
{
case 1:
state = 2;
break;
case 2:
state = 1;
break;
default:
}
}
//按下k鍵開掛
if(e.getKeyCode() == 75)
{
if(kaigua)kaigua = false;
else kaigua = true;
}
}
});
GameUtils.gamObjList.add(bg);
GameUtils.gamObjList.add(plane);
while(true)
{
if(state == 1)
{
createObj();
repaint();
}
try
{
Thread.sleep(25);
}
catch (InterruptedException e)
{
e.printStackTrace();
}
}
}
public void paint(Graphics g)
{
if(offScreenImage == null)
{
offScreenImage = createImage(GameUtils.WIDTH,GameUtils.HEIGHT);
}
//獲取緩沖圖片的畫筆物件
Graphics gImage = offScreenImage.getGraphics();
gImage.fillRect(0,0,GameUtils.WIDTH,GameUtils.HEIGHT);
//游戲尚未開始
if(state == 0)
{
gImage.drawImage(GameUtils.bgImg,0,0,null);
gImage.drawImage(GameUtils.bossImg,220,120,null);
gImage.drawImage(GameUtils.explodImg,270,350,null);
GameUtils.draw(gImage,"點擊開始游戲",Color.yellow,40,180,300);
}
//游戲已經開始
if(state == 1)
{
GameUtils.gamObjList.addAll(GameUtils.explodeList);
for (int i = 0; i < GameUtils.gamObjList.size(); i++)
{
GameUtils.gamObjList.get(i).paintself(gImage);
}
GameUtils.gamObjList.removeAll(GameUtils.removeList);
}
//游戲失敗
if(state == 3)
{
gImage.drawImage(GameUtils.explodImg,plane.getX()-35,plane.getY()-50,null);
GameUtils.draw(gImage,"GAME OVER",Color.red,40,180,300);
}
//游戲通關
if(state == 4)
{
gImage.drawImage(GameUtils.explodImg,bossObj.getX()+30,bossObj.getY(),null);
GameUtils.draw(gImage,"游戲通關",Color.green,50,190,300);
}
//計分面板
GameUtils.draw(gImage,score + "分",Color.green,40,30,100);
count ++;
g.drawImage(offScreenImage,0,0,null);
}
void createObj()
{
if(count % 15 == 0 || kaigua)
{
//我方子彈
GameUtils.shellObjList.add(new ShellObj(GameUtils.shellImg,plane.getX()+3,plane.getY()-16,14,25,5,this));
GameUtils.gamObjList.add(GameUtils.shellObjList.get(GameUtils.shellObjList.size() - 1));
}
if(count % 15 == 0)
{
//敵機
GameUtils.EnemyObjList.add(new EnemyObj(GameUtils.enemyImg,(int)(Math.random()*12) * 50,0,49,36,5,this));
GameUtils.gamObjList.add(GameUtils.EnemyObjList.get(GameUtils.EnemyObjList.size() - 1));
enemyCount ++;
}
if(count % 15 == 0 && bossObj != null)
{
//敵方子彈
GameUtils.bulletObjList.add(new BulletObj(GameUtils.bulletImg, bossObj.getX() + 76, bossObj.getY() + 85, 15,25,5,this));
GameUtils.gamObjList.add(GameUtils.bulletObjList.get(GameUtils.bulletObjList.size() - 1));
}
//小飛機出現100輛后出現boss
if(enemyCount >= 50 && bossObj == null)
{
bossObj = new BossObj(GameUtils.bossImg,250,0,155,100,5,this);
GameUtils.gamObjList.add(bossObj);
}
}
public static void main(String[] args)
{
GameWin gameWin = new GameWin();
gameWin.lanch();
}
}
GameObj.java
package com.sqm;
import java.awt.*;
public class GamObj
{
Image image;
int x;
int y;
int width;
int height;
int speed;
GameWin frame;
public Image getImage() {
return image;
}
public int getX() {
return x;
}
public int getY() {
return y;
}
public int getWidth() {
return width;
}
public int getHeight() {
return height;
}
public int getSpeed() {
return speed;
}
public GameWin getFrame() {
return frame;
}
public GamObj setImage(Image image) {
this.image = image;
return this;
}
public GamObj setX(int x) {
this.x = x;
return this;
}
public GamObj setY(int y) {
this.y = y;
return this;
}
public GamObj setWidth(int width) {
this.width = width;
return this;
}
public GamObj setHeight(int height) {
this.height = height;
return this;
}
public GamObj setSpeed(int speed) {
this.speed = speed;
return this;
}
public GamObj setFrame(GameWin frame) {
this.frame = frame;
return this;
}
public GamObj(Image image, int x, int y, int width, int height, int speed, GameWin frame)
{
this.image = image;
this.x = x;
this.y = y;
this.width = width;
this.height = height;
this.speed = speed;
this.frame = frame;
}
public GamObj(int x, int y) {
this.x = x;
this.y = y;
}
public GamObj(Image image, int x, int y, int speed)
{
this.image = image;
this.x = x;
this.y = y;
this.speed = speed;
}
public void paintself(Graphics g)
{
g.drawImage(image,x,y,null);
}
public Rectangle getRec()
{
return new Rectangle(x,y,width,height);
}
}
PlaneObj.java
package com.sqm;
import java.awt.*;
import java.awt.event.MouseAdapter;
import java.awt.event.MouseEvent;
public class PlaneObj extends GamObj
{
@Override
public Image getImage() {
return super.getImage();
}
public PlaneObj(Image image, int x, int y, int width, int height, int speed, GameWin frame) {
super(image, x, y, width, height, speed, frame);
this.frame.addMouseMotionListener(new MouseAdapter() {
@Override
public void mouseMoved(MouseEvent e) {
PlaneObj.super.x = e.getX() - 11;
PlaneObj.super.y = e.getY() - 16;
}
});
}
@Override
public void paintself(Graphics g) {
//我方飛機和敵方boss的檢測
if(this.frame.bossObj != null && this.getRec().intersects(this.frame.bossObj.getRec()))
{
GameWin.state = 3;
}
super.paintself(g);
}
@Override
public Rectangle getRec() {
return super.getRec();
}
}
ShellObj.java
package com.sqm;
import java.awt.*;
public class ShellObj extends GamObj
{
@Override
public Image getImage() {
return super.getImage();
}
public ShellObj(Image image, int x, int y, int width, int height, int speed, GameWin frame) {
super(image, x, y, width, height, speed, frame);
}
@Override
public void paintself(Graphics g) {
super.paintself(g);
y -= speed;
//我方子彈的越界消失
if (y < 0)
{
GameUtils.removeList.add(this);
GameUtils.shellObjList.remove(this);
}
}
@Override
public Rectangle getRec() {
return super.getRec();
}
}
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