飞翔的小鸟
2023-12-16 14:11:27
实现代码
import javax.imageio.ImageIO;
import javax.swing.*;
import java.awt.*;
import java.awt.event.MouseAdapter;
import java.awt.event.MouseEvent;
import java.awt.image.BufferedImage;
import java.util.Date;
import java.text.SimpleDateFormat;
import java.io.IOException;
public class BackGroundView extends JPanel {
BufferedImage bgImage; //背景图片
BufferedImage groundImg;//地面图片
BufferedImage imgStart;//开始游戏图片
BufferedImage imgEnd;//GameOVer图片
public int bg_width;//背景图片宽度
public int bg_height;//背景图片高度
public int ground_width;//地面图片宽度
public int ground_height;//地面图片高度
public int ground_x,ground_y;//地面绘制起始坐标
public int speed = 0;//管道和地面移动的速度
public int state = 0;//游戏状态,0表示未开始,1表示正在玩,2表示GameOver
public static final int MOVE_SPEED1 = 50;// 地面及柱子移动初始速度,当积分累加,速度会递增
public static final int jframeWidth = 432;//窗口宽度(bg.png宽度)
public static final int jframeHeight = 644;//窗口高度(bg.png高度)
public static final String PATH_PIC = "\\pictures\\";
public static final String PATH_BG = PATH_PIC + "bg.png";//背景图片路径
public static final String PATH_GROUND = PATH_PIC + "ground.png";
public static final String PATH_IMGSTART = PATH_PIC + "start.png";
public static final String PATH_IMGEND = PATH_PIC + "gameover.png";
public static final int FONT_SIZE = 30;//得分字体大小
public static final int SCORE_X = 20;
public static final int SCORE_Y = 40;
public int score;
public JFrame jframeMain;
public GameBoard gameBoard;
public Bird bird;
public Pipe pipe1,pipe2;
public BackGroundView(){
initFrame();//初始化窗口
}
public void initFrame(){
jframeMain = new JFrame("Flappy Bird");
jframeMain.setSize(jframeWidth, jframeHeight);
jframeMain.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
jframeMain.setLocationRelativeTo(null);//居中显示
jframeMain.setResizable(false);//窗口Size固定
gameBoard = new GameBoard();//初始化内部类GameBoard
jframeMain.add(gameBoard);
Thread moveAll = new Thread(gameBoard);
moveAll.start();
}
//游戏面板
class GameBoard extends JPanel implements Runnable{
public GameBoard(){
initGame();//初始化游戏
}
public void initGame(){
//原则:先加载后绘制
try{
//1、加载背景图片
bgImage = ImageIO.read(this.getClass().getResource(PATH_BG));//根据当前路径加载图片进内存
//获取图片宽度与高度
bg_width = bgImage.getWidth();
bg_height = bgImage.getHeight();
System.out.println("bg_width:" + bg_width + ",bg_height:" + bg_height);
//2、加载地面图片,注意大的图片要先加载,否则会遮住之前加载的
groundImg = ImageIO.read(this.getClass().getResource(PATH_GROUND));
ground_width = groundImg.getWidth();
ground_height = groundImg.getHeight();
ground_x = 0;
ground_y = bg_height - ground_height;
System.out.println("ground_width:" + ground_width + ",ground_height:" + ground_height);
System.out.println("ground_x:" + ground_x + ",ground_y:" + ground_y);
//3、加载开始和结束图片
imgStart = ImageIO.read(this.getClass().getResource(PATH_IMGSTART));
imgEnd = ImageIO.read(this.getClass().getResource(PATH_IMGEND));
//4、加载小鸟图片,并在绘制中绘制小鸟,在run中让小鸟飞动
bird = new Bird();
//5、加载管道图片,一个窗口中最多显示两个管道
pipe1 = new Pipe(bg_width, bg_height, ground_height);
pipe1.x = bg_width;//第一根管道位置
pipe2 = new Pipe(bg_width, bg_height, ground_height);
pipe2.x = bg_width + Pipe.PIPE_DISTANCE;//第二跟管道位置
}catch (IOException e){ }
//3、让地面移动
speed = MOVE_SPEED1;//速度初始化
}
@Override
public void run() {
action();//处理键盘事件
//移动
while(true){
try{
if (state == 0) {
groundMove();//地面移动,初始化窗口未开始游戏地面和小鸟就要动
bird.fly();//小鸟飞动
}else if (state == 1){
groundMove();//地面移动,初始化窗口未开始游戏地面和小鸟就要动
bird.fly();//小鸟飞动
bird.down();//仅游戏开始时下降
pipe1.move();//让两根管子动起来
pipe2.move();
//小鸟撞到地面,天空,柱子都GameOver
if (bird.hitPipe(pipe1) || bird.hitPipe(pipe2) || bird.hitGround(bg_height, ground_height) || bird.hitSky()){
state = 2;
}else {
if (bird.addScore(pipe1) || bird.addScore(pipe2)){
//每次通过一个得分加10分,速度也增加
score += 10;
speed += 2;
}
}
}else if (state == 2){
}
Thread.sleep(1000 / speed);//speed越大线程休眠时间越少,执行次数越多,速度就越快
this.repaint();//刷新,会自动重新调用paint()方法
}catch (InterruptedException e){ }
}
}
public void groundMove(){
ground_x--;//地面左移,可以实现小鸟右移
if (ground_x == bg_width - ground_width + 9){//9为修正值,自己调的,保证移动更流畅
ground_x = 0;
}
}
public void action(){
//设置监听事件
this.addMouseListener(new MouseAdapter() {
@Override
public void mouseClicked(MouseEvent e) {
super.mouseClicked(e);
switch(state){
case 0://游戏未开始点击,就切换为开始游戏
state = 1;
bird.x = Bird.BIRD_FLY_X;
bird.y = Bird.BIRD_FLY_Y;
break;
case 1://游戏开始
bird.up();//游戏中点击就是上升
break;
case 2:
//切换到未开始状态,得分清零,小鸟与管道位置重置
state = 0;
score = 0;
bird.x = Bird.BIRD_X;
bird.y = Bird.BIRD_Y;
pipe1.x = bg_width;
pipe2.x = bg_width + Pipe.PIPE_DISTANCE;
break;
default:
break;
}
}
});
}
@Override
public void paint(Graphics g) {
super.paint(g);
//System.out.println("paint方法被调用时间:" + getCurrentTime());
g.drawImage(bgImage,0,0,null);//绘制背景
if (state == 0){//游戏未开始
g.drawImage(imgStart,0,0,null);
g.drawImage(bird.img, bird.x, bird.y, null);
}else if (state == 1){//游戏开始
g.drawImage(bird.img, bird.x, bird.y, null);//点击开始后,初始坐标也同时变
g.drawImage(pipe1.img, pipe1.x, pipe1.y, null);
g.drawImage(pipe2.img, pipe2.x, pipe2.y, null);
}else if (state == 2){//游戏结束
g.drawImage(imgEnd,0,0,null);
}
g.drawImage(groundImg , ground_x, ground_y, null);//绘制地面
//绘制分数
Graphics2D gg = (Graphics2D) g;
Font scoreFont = new Font("微软雅黑", Font.BOLD, FONT_SIZE);//得分字体
//下面两句是抗锯齿模式,消除文字锯齿,字体更清晰顺滑
gg.setRenderingHint(RenderingHints.KEY_ANTIALIASING,RenderingHints.VALUE_ANTIALIAS_ON);
gg.setRenderingHint(RenderingHints.KEY_STROKE_CONTROL, RenderingHints.VALUE_STROKE_NORMALIZE);
gg.setFont(scoreFont);
gg.setColor(Color.WHITE);
gg.drawString("" + score, SCORE_X, SCORE_Y);
}
//当前时间
public String getCurrentTime() {
Date day = new Date();
SimpleDateFormat df = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss.SSS");
return df.format(day);
}
}
public void showView(){
jframeMain.setVisible(true);
}
}
import javax.imageio.ImageIO;
import java.awt.image.BufferedImage;
import java.io.IOException;
//小鸟类
public class Bird {
public static final int BIRD_PIC_COUNT = 8;//小鸟图片个数,8张图片轮播形成飞行时的样子
public static final int BIRD_X = 190;//初始化小鸟坐标(游戏未开始小鸟位置)
public static final int BIRD_Y = 220;
public static final int BIRD_FLY_X = 120;//开始游戏后小鸟初始坐标
public static final int BIRD_FLY_Y = 240;
public static final int BIRD_UP_SPEED = 6;
public static int index = 0;//当前小鸟图片序号
public int x,y;//小鸟坐标
public int width;//小鸟宽度
public int height;//小鸟高度
public double g = 9.8;//重力加速度
public double t = 0.05;//自然下降时间
public double v,h;//下降速度与下降距离
BufferedImage img;
BufferedImage[] imgs = new BufferedImage[BIRD_PIC_COUNT];
public Bird(){
try{
for (int i = 0; i < 8; i++) {
imgs[i] = ImageIO.read(this.getClass().getResource(BackGroundView.PATH_PIC + i + ".png"));
}
img = imgs[0];
//获取小鸟宽高
width = img.getWidth();
height = img.getHeight();
//初始化小鸟位置
x = BIRD_X;
y = BIRD_Y;
}catch (IOException e){ }
}
// 小鸟飞翔的图片切换
public void fly() {
index++;
// 小鸟图形切换的频率,index/x,x越大,翅膀切换频率越慢,index到48完成一次轮播
img = imgs[index / 6 % BIRD_PIC_COUNT];//除以6是调整速度
if (index == 6 * BIRD_PIC_COUNT) {
index = 0;
}
}
//上升
public void up(){
v = BIRD_UP_SPEED;//上升,鼠标点击小鸟上升20
}
//下降
public void down() {
v = v - g*t;// Vt=Vo-gt
h = v - g*t*t/2;// h=Vot-gt2/2
y = y - (int)h;
}
// 碰撞检测
// 是否碰撞地面
public boolean hitGround(int bg_height, int ground_height) {
if (y + height >= (bg_height - ground_height)) {
return true;
}
return false;
}
// 碰撞到舞台顶部
public boolean hitSky() {
if (y <= 0) {
return true;
}
return false;
}
// 碰到柱子时的检测
public boolean hitPipe(Pipe p) {
// x方向小鸟和柱子碰撞的条件
if ((x + width) >= p.x && x <= p.x + p.width) {
if (y <= p.y + (p.height - Pipe.PIPE_GAP) / 2
|| y >= p.y + (p.height + Pipe.PIPE_GAP) / 2 - height) {
return true;
}
}
return false;
}
// 增加积分,通过管道后调用该方法
public boolean addScore(Pipe p) {
if (x == p.x + p.width) {
return true;
}
return false;
}
}
public class Main {
public static void main(String[] args) {
new BackGroundView().showView();
}
}
import javax.imageio.ImageIO;
import java.awt.image.BufferedImage;
import java.io.IOException;
import java.util.Random;
public class Pipe {
public static int PIPE_GAP = 144;//中间可通过的缺口大小
public static int PIPE_DISTANCE = 244;//管道之间的间距
BufferedImage img;//管道图片
public int x,y;//坐标
public int width,height;//柱子宽高
private int max, min;//保证管道完全能显示在屏幕上,所以要设置max与min
Random random = new Random();//管道随机出现
public int bg_width;
public Pipe(int bg_width, int bg_height, int ground_height){
this.bg_width = bg_width;
try{
img = ImageIO.read(this.getClass().getResource(BackGroundView.PATH_PIC + "pipe.png"));
width = img.getWidth();
height = img.getHeight();
System.out.println("Pipe_width = " + width + ",Pipe_height = " + height);//width=74,height=1200
x = bg_width;//管道在不在初始背景出现,在背景"右边"
max = (height - PIPE_GAP) / 2;//图片有上下两管道,这个max表示一个管道的高度
min = (height - PIPE_GAP) / 2 - (bg_height - PIPE_GAP - ground_height);//管道出现的最小长度
y = -(min + random.nextInt(max - min));//管道随机出现的坐标
}catch (IOException e){ }
}
//游戏开始,柱子就要向左移动
public void move(){
x--;
//若柱子走出最左边窗口,管道就重新初始化
if (x == -width){
x = bg_width;
y = -(min + random.nextInt(max - min));//管道随机出现的坐标
}
}
}
游戏运行:
文章来源:https://blog.csdn.net/2201_75783537/article/details/134955562
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本文来自互联网用户投稿,该文观点仅代表作者本人,不代表本站立场。本站仅提供信息存储空间服务,不拥有所有权,不承担相关法律责任。 如若内容造成侵权/违法违规/事实不符,请联系我的编程经验分享网邮箱:veading@qq.com进行投诉反馈,一经查实,立即删除!