import java.awt.*;
import java.awt.event.*;
public class Main{public static Frame f =new Frame();public static void main(String[] agrs){f.setSize(500, 400);f.setLocation((Toolkit.getDefaultToolkit().getScreenSize().width-f.getSize().width)/2, (Toolkit.getDefaultToolkit().getScreenSize().height-f.getSize().height)/2);f.setTitle("swing简单的打字游戏");f.setBackground(Color.black);Mypanel mp =new Mypanel();f.add(mp);Thread t =new Thread(mp);t.start();f.addKeyListener(mp);mp.addKeyListener(mp);mp.addMouseListener(mp);f.setVisible(true);f.addWindowListener(new WindowAdapter(){public void windowClosing(WindowEvent e){System.exit(0);}});}
}
class Mypanel extends Panel implements Runnable,KeyListener,MouseListener{private static final long serialVersionUID = 1L;int x[]=new int[20];int y[]=new int[20];char c[]=new char[20];int score=1000;int level=1;boolean flag=true;public Mypanel(){for(int i=0;i<20;i++){x[i]=(int)(Math.random()*1020);y[i]=(int)(Math.random()*768)-700;c[i]=(char)(Math.random()*26+65);}}public void paint(Graphics g){g.setColor(Color.BLUE);g.setFont(new Font("宋体",Font.BOLD,30));if(flag==false){g.setColor(Color.GREEN);g.setFont(new Font("隶书",Font.BOLD,50));g.drawString("Over",Main.f.getSize().width/2,Main.f.getSize().height/2);}for(int i=0;i<20;i++){g.drawString(c[i]+"",x[i],y[i]);}g.drawString("得分:"+score,20,50);g.drawString("等级:"+level,850,50);}public void run(){while(flag){for(int i=0;i<20;i++){y[i]++;if(y[i]>768){y[i]=0;x[i]=(int)(Math.random()*(Main.f.getSize().width));c[i]=(char)(Math.random()*26+65);score-=100;if(score<=0){score=0; flag=false;c=new char[20];}}}try {Thread.sleep(20-3*level);} catch (InterruptedException e) {e.printStackTrace();}this.repaint();}}public void mouseClicked(MouseEvent e) {System.out.println(e.getX());System.out.println(e.getY());}public void keyPressed(KeyEvent e) {int maxY=-1000;int index=-1;if(e.getKeyCode()>=e.VK_A&&e.getKeyCode()<=e.VK_Z){for(int i=0;i<20;i++){if(e.getKeyCode()==c[i]){if(y[i]>maxY){maxY=y[i];index=i;}}}if(index!=-1){y[index]=0;x[index]=(int)(Math.random()*(Main.f.getSize().width));c[index]=(char)(Math.random()*26+65);score +=50;if((score-500)/500>level){level++;}}else{score-=100;if(score<=0){score=0;flag=false;c=new char[20];}repaint();}}}public void keyReleased(KeyEvent arg0) {}public void keyTyped(KeyEvent arg0) {}public void mouseEntered(MouseEvent arg0) {}public void mouseExited(MouseEvent arg0) {}public void mousePressed(MouseEvent arg0) {}public void mouseReleased(MouseEvent arg0) {}
}