package com.aa;

import java.awt.Color;

import java.awt.Font;

import java.awt.Graphics;

import java.awt.event.ActionEvent;

import java.awt.event.ActionListener;

import java.awt.event.MouseEvent;

import java.awt.event.MouseListener;

import java.util.Random;

//实现一个礼花绽放的界面

import javax.swing.*;

public class Test6 {

	public static void main(String[] args) {

		JPanel jp = new JPanel();

		JFrame f = new JFrame();

		JLabel jl = new JLabel("周杰伦周杰伦周杰伦周杰伦周杰伦");

		jl.setForeground(Color.red);// 字体设置红色

		jl.setFont(new Font("", Font.ITALIC, 42));

		JLabel jl2 = new JLabel("听妈妈的话");

		jl2.setForeground(Color.green);

		jl2.setFont(new Font("", Font.TRUETYPE_FONT, 33));

		// f.setBackground(Color.black);//frame是块玻璃，不能直接添加背景颜色

		f.setDefaultCloseOperation(3);

		Panel p = new Panel();

		p.add(jl);// 将label添加到panel里面

		p.add(jl2);

		p.setBackground(Color.black);// 这里还是改成

		f.add(p);//

		f.setVisible(true);

		f.setBounds(100, 200, 500, 500);

	}

}

class Panel extends JPanel implements Runnable, MouseListener, ActionListener {// 实现Runnable接口

	int x, y;

	public Panel() {

		this.addMouseListener(this);

		this.setBackground(Color.green);//

	}

	@Override

	public void mouseClicked(MouseEvent e) {

		// TODO Auto-generated method stub

	}

	@Override

	public void mousePressed(MouseEvent e) {

		x = e.getX();

		y = e.getY();

		Thread t = new Thread(this);

		t.start();

	}

	@Override

	public void mouseReleased(MouseEvent e) {

		// TODO Auto-generated method stub

	}

	@Override

	public void mouseEntered(MouseEvent e) {

		// TODO Auto-generated method stub

	}

	@Override

	public void mouseExited(MouseEvent e) {

		// TODO Auto-generated method stub

	}

	@Override

	public void run() {

		int xx = x;

		int yy = y;

		int max_y = 450;

		while (yy < max_y) {

			Graphics g = this.getGraphics();// 绘图的方法

			g.setColor(Color.yellow);

			g.fillOval(xx, max_y = max_y - 10, 10, 10);

			// 这里睡眠是小点点上升的时间吗？

			try {

				Thread.currentThread().sleep(60);

			} catch (InterruptedException e) {

				// TODO Auto-generated catch block

				e.printStackTrace();

			}

			g.setColor(Color.black);

			g.fillOval(xx, max_y, 10, 10);

			// 把for循环放在while循环里了，所以点点跑哪里它就画哪里

			Random r = new Random();

			for (int i = 0; i < 30; i++) {

				// g.setColor(Color.green);

				g.setColor(new Color(r.nextInt(255), r.nextInt(255), r

						.nextInt(255)));

				g.drawOval(xx - i * 1, max_y - i * 1, i * 2, i * 2);

				g.drawOval(xx - i * 2, max_y - 2 * i, i * 4, i * 4);

				g.drawOval(xx - i * 3, max_y - i * 3, i * 6, i * 6);

				try {

					Thread.currentThread().sleep(60);

				} catch (InterruptedException e) {

					// TODO Auto-generated catch block

					e.printStackTrace();

				}

				// 这里涉及一个睡眠，这个睡眠是每一次画圈后的等待时间吗？,还是点击其他点点的间隔时间

				g.setColor(Color.black);// 画笔的颜色

				g.drawOval(xx - i * 1, max_y - i * 1, i * 2, i * 2);

				g.drawOval(xx - i * 2, max_y - 2 * i, i * 4, i * 4);

				g.drawOval(xx - i * 3, max_y - i * 3, i * 6, i * 6);

			}

		}

	}

	@Override

	public void actionPerformed(ActionEvent e) {

	}

}