java 弹幕 弹球 多线程

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package 小程序;

import java.awt.BorderLayout;

public class tantan extends JFrame implements ActionListener{

	private JPanel contentPane;
	private JTextField danmu;
	JButton button ;
	tanqiu1 t;
	TableRowSorter<TableModel> sorter ;
	DefaultTableModel model1;
	private JTable l1;
	private JTable ta1;
	String[][] s={};
	String[] name1 ={"时间","内容"};
	/**
	 * Launch the application.
	 */
	public static void main(String[] args) {
		EventQueue.invokeLater(new Runnable() {
			public void run() {
				try {
					tantan frame = new tantan();
					frame.setVisible(true);
				} catch (Exception e) {
					e.printStackTrace();
				}
			}
		});
	}

	/**
	 * Create the frame.
	 */
	public tantan() {
		setTitle("\u5F39\u5E55\u7A0B\u5E8F\u52A0\u4E0A\u5C0F\u5F39\u7403 ");
		setResizable(false);
		setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
		setBounds(100, 100, 560, 476);
		contentPane = new JPanel();
		contentPane.setBorder(new EmptyBorder(5, 5, 5, 5));
		setContentPane(contentPane);
		contentPane.setLayout(null);
		
		t = new tanqiu1();
		t.setSize(300, 400);
		t.setLocation(0, 0);
		
		contentPane.add(t);
		
		danmu = new JTextField();
		danmu.setBounds(10, 407, 321, 21);
		contentPane.add(danmu);
		danmu.addActionListener(this);
		danmu.setColumns(10);
		
	    button = new JButton("\u53D1\u9001");
		button.setForeground(Color.ORANGE);
		button.setBackground(Color.CYAN);
		button.setBounds(358, 406, 93, 23);
		button.addActionListener(this);
		contentPane.add(button);
		
		model1 = new DefaultTableModel();
		model1.setDataVector(null,name1);
		
		ta1 = new JTable(model1);
		ta1.setEnabled(false);
		
		JScrollPane j = new JScrollPane(ta1);
		j.setBounds(309, 27, 235, 371);
		contentPane.add(j);
		
		JLabel label = new JLabel("\u5F39\u5E55\u5185\u5BB9");
		label.setFont(new Font("微软雅黑", Font.PLAIN, 13));
		label.setBounds(399, 5, 52, 17);
		contentPane.add(label);
	}

	@Override
	public void actionPerformed(ActionEvent e) {
		// TODO Auto-generated method stub
		if(e.getSource()==button||e.getSource()==danmu){
		Date now = new Date();
		String []ss  = new String[2];
		String str = danmu.getText();
		System.out.println("str"+str+"str");
		if(!str.equals("")){
		t.set_S(str);
		ss[0]= now.getHours()+":"+now.getMinutes()+":"+now.getSeconds();
		ss[1]=str;
		model1.addRow(ss);
		danmu.setText("");
		}
		else{
			JOptionPane.showMessageDialog(null, "输入不能为空");
		}
		}
	}
}

class tanqiu1 extends JPanel
{
	private int numbertanmu;
    private int width ;
    private  int height;
    private  Thread []looper=new Thread[10];
    private Thread []looper1=new Thread[1000];
    private tanmu []tanmu1=new tanmu[1000] ;
    private  ball []ball1=new ball[10];
    
    tanqiu1()
    {
    	numbertanmu=1;
    	setBounds(0,0,400,400);
    	width=300;
    	height=400;
       
        looper = new Thread[10];
        looper1=new Thread[1000];
        tanmu1=new tanmu[1000];
        tanmu1[0] = new tanmu("",20); 
        looper1[numbertanmu-1]= new Thread(tanmu1[numbertanmu-1]);
    	looper1[numbertanmu-1].start();
        for(int i=0;i<10;i++){
        	int sx = (int)((Math.random())*10);
            int sy =(int)((Math.random())*10);
            if(sx==0&&sy==0) {
            	sx=1;
            	sy=1;
            }
            ball1[i]= new ball(sx,sy,10+i*10,30+i*10,width,height);
            looper[i] = new Thread(ball1[i]);
            looper[i].start();
         }
    }
    
    public void paint(Graphics g)
    {
        g.setColor(Color.gray);
        g.fillRect(0,0,300,400);
        g.setColor(Color.cyan);
        g.fillRect(0,0,300,20);
        
       
    	for(int i=0;i<10;i++){
        g.setColor(Color.orange);
        g.fillOval(ball1[i].get_X(),ball1[i].get_Y(),20,20);
    	}
    	
    	for(int i=0;i<numbertanmu;i++){
    	int x1 = (int)((Math.random())*255);
    	int x2 = (int)((Math.random())*255);
    	int x3 = (int)((Math.random())*255);
    	g.setColor(new Color(x1,x2,x3));
    	g.setFont(new Font("黑体",Font.BOLD,20));
    	g.drawString(tanmu1[i].get_S(),tanmu1[i].get_Sx(),tanmu1[i].get_Sy());
    	}
    	 
        repaint();
    }
    
    public void set_S(String s){
    	tanmu1[numbertanmu]=new tanmu(s,(numbertanmu%17+2)*20);
    	looper1[numbertanmu]= new Thread(tanmu1[numbertanmu]);
    	looper1[numbertanmu].start();
    	numbertanmu++;
    }
    
}

class ball implements Runnable{
	private int spx;
	private int spy;
	private int x;
	private int y;
	private int width;
	private int height;
	ball(int a,int b,int c,int d,int e,int f){
		spx=a;
		spy=b;
		x=c;
		y=d;
		width = e;
		height  =f ;
	}
	
	public void run() {
		// TODO Auto-generated method stub
		while(true){
		if(x<0||x>280-spx){
    		spx=-spx;
    	}
    	if(y<20+Math.abs(spy)||y>380-Math.abs(spy)){
    		spy=-spy;
    	}
    	
    	x+=spx;
    	y+=spy;
    	try {
			Thread.sleep(50);
		} catch (InterruptedException e) {
			e.printStackTrace();
		}   
		}
	}
	
	public int get_X(){
		return x;
	}
	public int get_Y(){
		return y;
	}
	
}

class tanmu implements Runnable{
	private String s;
	private int sx;
	private int sy;
	tanmu(String ss,int h){
		s=ss;
		sx=10;
		sy=h;
	}
	public String get_S(){
		return s;
	}
	public int get_Sx(){
		return sx;
	}
	public int get_Sy(){
		return sy;
	}
	public void set_S(String ss){
		s=ss;
		sx=0;
	}
	public void run() {
		boolean flag = true;
		while(flag){
		sx+=5;
	    if(sx>=300)flag=false; 
	    try {
			Thread.sleep(50);
		} catch (InterruptedException e) {
			e.printStackTrace();
		}   
		}
	}
}

java 弹幕 弹球 多线程

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原文地址：http://blog.csdn.net/u013076044/article/details/46236211