Flappy Bird java 源代码.docx

package mcnk;import java.awt.Color;import java.awt.Font;import java.awt.Graphics;import java.awt.Graphics2D;import java.awt.event.MouseAdapter;import java.awt.event.MouseEvent;import java.awt.event.MouseListener;import java.awt.image.BufferedImage;import java.io.IOException;import java.util.Random;import javax.imageio.ImageIO;import javax.swing.JFrame;import javax.swing.JPanel;import sun.audio.AudioPlayer;import sun.audio.AudioStream;/* * FlappyBird * author mcnk * version 1.0 */public class FlappyBird public static void main(String args) throws Exception JFrame frame = new JFrame(我是一只小小小小鸟！);World world = new World();frame.add(world);frame.setSize(432,644+30);frame.setVisible(true);/快捷键: 代码快速提示 alt + /frame.setResizable(false);/是否重设大小frame.setLocationRelativeTo(null);/设置位置frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);/关闭操作world.action();/* * 游戏界面(鸟活动的世界) * author mcnk * 快捷键: alt + () 移动代码 * JPanel: javax.swing.JPanel 面板 * 快捷键: ctrl + shift + o 导入(引入)包 */class World extends JPanelBufferedImage background;/图像缓存区，保存图片Ground ground;Column column1;Column column2;Bird bird;boolean gameover;BufferedImage gameoverImage;BufferedImage startedImage;int score;boolean start;public World() throws IOExceptionbackground = ImageIO.read(getClass().getResource(bg.png);gameoverImage = ImageIO.read(getClass().getResource(gameover.png);startedImage = ImageIO.read(getClass().getResource(start.png);start();public void start() throws IOExceptionground = new Ground();column1 = new Column(1);column2 = new Column(2);bird = new Bird();gameover = false;score = 0;start = false;public void paint(Graphics g)g.drawImage(background,0,0,null);g.drawImage(column1.image,column1.x - column1.width/2, column1.y - column1.height/2,null);g.drawImage(column2.image,column2.x - column2.width/2, column2.y - column2.height/2,null);g.drawImage(ground.image,ground.x,ground.y,null);g.setColor(Color.WHITE);Font font = new Font(Font.SANS_SERIF,Font.BOLD,30);g.setFont(font);g.drawString(score+,20,40);Graphics2D g2d = (Graphics2D)g;g2d.rotate(-bird.alpha, bird.x, bird.y);/旋转坐标系g.drawImage(bird.image,bird.x - bird.width/2, bird.y - bird.height/2, null);g2d.rotate(bird.alpha, bird.x, bird.y);if(gameover)/绘制结束背景g.drawImage(gameoverImage,0,0,null);if(!start)/绘制开始背景g.drawImage(startedImage,0,0,null);public void action() throws Exception/定义鼠标监听器(匿名内部类)MouseListener l = new MouseAdapter()public void mousePressed(MouseEvent e) if(gameover)try start(); catch (IOException e1) e1.printStackTrace();elsestart = true;bird.flappy();addMouseListener(l);/绑定监听器/添加背景音乐new Thread()public void run()AudioStream as;try as = new AudioStream(getClass().getResourceAsStream(music.mid);AudioPlayer.player.start(as); catch (IOException e) e.printStackTrace();.start();while(true)if(!gameover)if(start)column1.step();column2.step();bird.step();ground.step();bird.fly();if(bird.x = column1.x | bird.x = column2.x)score+;if(bird.hit(ground) | bird.hit(column1) | bird.hit(column2)gameover = true;repaint();/尽快重新调用paint()绘图Thread.sleep(1000/100);/* * 地面 * author mcnk * */class GroundBufferedImage image;int x;int y;public Ground() throws IOExceptionimage = ImageIO.read(getClass().getResource(ground.png);x = 0; y = 500;/地面移动public void step()x-;if(x = -108)x = 0;/* * 柱子 * author mcnk * */class ColumnBufferedImage image;int x; /中心点X坐标int y; /中心点Y坐标int width;int height;int gap; /柱子缝隙int distance;/柱子与柱子之间间距Random random = new Random();public Column(int num) throws IOExceptionimage = ImageIO.read(getClass().getResource(column.png);width = image.getWidth();height = image.getHeight();gap = 144;distance = 245;x = (num -1) * distance + (432+width/2);y = random.nextInt(250) + 132;/132, 132+279public void step()x-;if(x = -width/2)x = 2 * distance - width/2;y = random.nextInt(250) + 132;/* * 小鸟 * author mcnk * */class BirdBufferedImage images;/保存鸟的所有活动状态BufferedImage image;/保存当前鸟的状态int x;int y;int width;int height;int size;double g;/重力加速度double h;/经过时间t秒后的垂直位移double s;/经过时间t秒后的水平位移double t;/时间double speed;/速度(初始速度:V0/经过时间t秒后的速度:Vt)double alpha;/倾角int index;/当前图片的下标public Bird() throws IOExceptionimages = new BufferedImage8;for(int i=0; i images.lengthimagesi = ImageIO.read(getClass().getResource(i+.png);image = images0;width = image.getWidth();height = image.getHeight();x = 132;y = 280;size = 40;g = 4;h = 0;s = 0;speed = 20;t = 0.25;alpha = 0;index = 0;public void step()double v0 = speed;h = v0*t - 0.5*g*t*t;double vt = v0 - g*t;s = v0 * t;y = y - (int)h;speed = vt;alpha = Math.atan(h/8);/鸟翅膀挥动public void fly()index+;image = images(index/8)%8;/0 1 2 3 4 5 6 7 8 9 10 11 12./8/0 0 0 0 0 0 0 0 1 1 1 1 1 ./%8/0 0 0 0 0 0 0 0 1 1 1 1 1 public void flappy()speed = 20;/鸟撞击地面检查public boolean hit(Ground ground)boolean hit = (y + size/2 = ground.y);if(hit)alpha = -Math.PI/2;return hit;/鸟撞击到柱子的检查public boolean hit(Column co