java实现Flappy Bird游戏源代码

本文实例为大家分享了java实现flappy bird游戏的具体代码，供大家参考，具体内容如下

/*
2017/7/23
*/
 
import java.awt.graphics;
//import java.util.timer;
import java.awt.event.actionevent;
import java.awt.event.actionlistener;
import java.awt.event.mouselistener;
import java.awt.event.mouseevent;
import java.awt.event.keylistener;
import java.awt.event.keyevent;
import java.awt.rectangle;
import java.awt.*;
 
import java.util.*;
 
import javax.swing.jframe;
import javax.swing.timer;
import javax.swing.*;
 
 
import javax.swing.jpanel;
 
class renderer extends jpanel
{
 
 private static final long serialversionuid = 1l;
 
 protected void paintcomponent(graphics g)
 {
 super.paintcomponent(g);
 
 flappybird.flappybird.repaint(g);
 }
 
}
public class flappybird implements actionlistener, mouselistener, keylistener
{
 public static flappybird flappybird;
 
 public final int width = 900, height = 800;
 
 public renderer renderer;
 
 public rectangle bird;
 
 public arraylist<rectangle> columns; 
 
 public int ticks, ymotion, score;
 
 public boolean gameover, started;
 
 public random rand;
 
 public flappybird()
 {
 jframe jframe = new jframe();
 timer timer = new timer(20,this);
 
 renderer = new renderer();
 rand = new random();
 
 jframe.add(renderer);
 jframe.settitle("flappy bird");
 jframe.setdefaultcloseoperation(jframe.exit_on_close);
 jframe.setsize(width,height);
 jframe.addmouselistener(this);
 jframe.addkeylistener(this);
 jframe.setresizable(false);
 jframe.setvisible(true);
 
 bird = new rectangle(width / 2 - 10, height / 2 - 10, 20, 20);
 
 columns = new arraylist<rectangle>();
 
 addcolumn(true);
 addcolumn(true);
 addcolumn(true);
 addcolumn(true);
 
 timer.start();
 }
 
 public void addcolumn(boolean start)
 {
 int space = 300;
 int width = 100;
 int height = 50 + rand.nextint(300);
 
 if(start)
 {
 columns.add(new rectangle(width + width + columns.size() * 300, height - height - 120, width, height));
 columns.add(new rectangle(width + width + (columns.size()-1)*300, 0, width, height - height - space));
 }
 else
 {
 columns.add(new rectangle(columns.get(columns.size() - 1).x + 600, height - height - 120, width, height));
 columns.add(new rectangle(columns.get(columns.size() - 1).x , 0, width, height - height - space));
 }
 
 }
 
 public void paintcolumn(graphics g, rectangle column)
 {
 g.setcolor(color.green.darker());
 g.fillrect(column.x, column.y, column.width, column.height);
 }
 
 public void jump()
 {
 if (gameover)
 {
 bird = new rectangle(width / 2 - 10, height / 2 - 10, 20, 20);
 
 columns.clear();
 
 ymotion = 0;
 score = 0;
 
 addcolumn(true);
 addcolumn(true);
 addcolumn(true);
 addcolumn(true);
 
 gameover = false;
 }
 
 if(!started)
 {
 started = true;
 }
 else if(!gameover)
 {
 if(ymotion > 0)
 {
 ymotion = 0;
 }
 
 ymotion -= 10;
 }
 }
 
 public void actionperformed(actionevent e)
 {
 
 int speed = 10;
 
 ticks++;
 
 if(started )
 {
 for( int i = 0; i < columns.size(); i++)
 {
 rectangle column = columns.get(i);
 
 column.x -= speed;
 }
 
 if(ticks % 2 ==0 && ymotion < 15)
 {
 ymotion += 2;
 }
 
 for (int i = 0; i < columns.size(); i++)
 {
 rectangle column = columns.get(i);
 
 if (column.x + column.width < 0)
 {
  columns.remove(column);
  if(column.y ==0)
  {
  addcolumn(false);
  }
 }
 }
 
 bird.y += ymotion;
 
 for(rectangle column : columns)
 {
 if(bird.x + bird.width / 2 > column.x + column.width / 2 - 5 
 && bird.x + bird.width / 2 < column.x + column.width / 2 + 5
 && column.y == 0)
 {
  score++;
 } 
 
 if(column.intersects(bird))
 {
  gameover = true;
 
  if(bird.x <= column.x)
  {
  bird.x = column.x - bird.width;
  }
  else
  {
  if(column.y != 0)
  {
  bird.y = column.y - bird.height;
  }
  else if(bird.y < column.height)
  {
  bird.y = column.height;
  }
  }
 } 
 }
 
 if(bird.y > height - 120 || bird.y < 0 )
 {
 gameover = true;
 }
 
 if(bird.y + ymotion >= height -120)//(gameover)
 {
 bird.y = height -120 - bird.height;
 }
 }
 renderer.repaint();
 }
 
 public void repaint(graphics g)
 {
 //system.out.println("hello");
 g.setcolor(color.cyan);
 g.fillrect(0,0,width,height);
 
 g.setcolor(color.orange);
 g.fillrect(0, height - 120, width, 150);
 
 g.setcolor(color.green);
 g.fillrect(0, height - 120, width, 20);
 
 g.setcolor(color.red);
 g.fillrect(bird.x, bird.y, bird.width, bird.height);
 
 for ( rectangle column : columns )
 {
 paintcolumn(g,column);
 }
 
 g.setcolor(color.white);
 g.setfont(new font("arial",1,70));
 
 if(!started)
 {
 g.drawstring("click to start!",90,height / 2-50);
 }
 
 if(gameover)
 {
 g.drawstring("game over! you suck!",40,height / 2-50);
 }
 
 if(!gameover && started)
 {
 g.drawstring(string.valueof(score), width / 2, 100);
 }
 }
 
 public static void main(string[]args)
 {
 flappybird = new flappybird();
 }
 
 public void mouseclicked(mouseevent e)
 {
 jump();
 }
 public void mousepressed(mouseevent e){}
 public void mousereleased(mouseevent e){}
 public void mouseentered(mouseevent e){}
 public void mouseexited(mouseevent e){}
 
 public void keypressed(keyevent e){}
 public void keytyped(keyevent e){}
 public void keyreleased(keyevent e)
 {
 if(e.getkeycode() == keyevent.vk_space)
 {
 jump();
 }
 }
 
}

效果图：

以上就是本文的全部内容，希望对大家的学习有所帮助，也希望大家多多支持。