FlappyBird源码-java

package com.tarena.bird; import java.awt.Color; import java.awt.Font; import java.awt.Graphics; import java.awt.Graphics2D; import java.awt.RenderingHints; import java.awt.event.KeyAdapter; import java.awt.event.KeyEvent; import java.awt.event.MouseAdapter; import java.awt.event.MouseEvent; import java.awt.image.BufferedImage; import java.io.IOException; import javax.imageio.ImageIO; import javax.swing.JFrame; import javax.swing.JPanel; /** * 鸟飞行的世界 * @author Robin */ public class World extends JPanel { Column column1; Column column2; Bird bird; Ground ground; BufferedImage background; BufferedImage gameoverImg; BufferedImage startImg; boolean start; int score; boolean gameOver; int index = 0; public World() throws IOException { background = ImageIO.read(getClass().getResource("bg.png")); gameoverImg = ImageIO.read(getClass().getResource("gameover.png")); startImg = ImageIO.read(getClass().getResource("start.png")); start(); } public void start(){ try { start = false; gameOver = false; bird = new Bird(); ground = new Ground(); column1 = new Column(1); column2 = new Column(2); score = 0; } catch (Exception e) { e.printStackTrace(); } } public void action() throws Exception{ addMouseListener(new MouseAdapter() { @Override public void mousePressed(MouseEvent e) { if (gameOver) { start(); return; } start = true; bird.flappy(); } }); addKeyListener(new KeyAdapter() { @Override public void keyPressed(KeyEvent e) { if(e.getKeyCode()==KeyEvent.VK_SPACE){ if(gameOver){ start(); return; } start = true; bird.flappy(); } } }); requestFocus(); //主循环, 时间间隔是 1/60 秒 while(true){ if(start && !gameOver){ bird.step(); column1.step(); column2.step(); //检查是否通过柱子了 if(bird.pass(column1, column2)){ score++; } if(bird.hit(column1, column2, ground)){ start = false; gameOver = true; } } if(! gameOver) bird.fly(); ground.step(); repaint(); Thread.sleep(1000/70); } } @Override public void paint(Graphics g) { //抗锯齿代码 // Graphics2D g2 = (Graphics2D)g; // RenderingHints qualityHints = new RenderingHints( // RenderingHints.KEY_ANTIALIASING, // RenderingHints.VALUE_ANTIALIAS_ON); // qualityHints.put(RenderingHints.KEY_RENDERING, // RenderingHints.VALUE_RENDER_QUALITY); // g2.setRenderingHints(qualityHints); //绘制背景 g.drawImage(background, 0, 0, null); //绘制柱子 column1.paint(g); column2.paint(g); //绘制地面 ground.paint(g); //绘制分数 Font font = new Font(Font.MONOSPACED, Font.BOLD, 45); g.setFont(font); g.setColor(Color.white); g.drawString(score+"", 30, 50); //绘制小鸟 bird.paint(g); //绘制结束状态 if(gameOver){ //g.drawString("Game Over!", 70 , 190); g.drawImage(gameoverImg, 0, 0, null); return; } if(! start){ //g.drawString("Start >>>", bird.x+35, bird.y); g.drawImage(startImg, 0, 0, null); } } public static void main(String[] args) throws Exception { JFrame frame = new JFrame("飞扬小鸟"); World world = new World(); frame.add(world); frame.setSize(432+8, 644+30); //frame.setResizable(false); frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE); frame.setLocationRelativeTo(null); frame.setVisible(true); world.action(); } }