java 2的10次方烟花

import java.awt.*; import java.awt.event.WindowAdapter; import java.awt.event.WindowEvent; public class App extends Frame { //背景 int b1x[] = {0, 666, 666, 0}; int b1y[] = {00, 0, 666, 666}; Thread thread; int count = 8;//个数 App() { setLayout(new FlowLayout()); setTitle("1024快乐"); setSize(666, 666); setVisible(true); setLocation(850,100); } public void paint(Graphics g) { g.setColor(Color.BLACK); // 描画颜色 g.fillPolygon(b1x, b1y, 4); // 描画 while (true) { g.setColor(Color.BLACK); // 描画颜色 g.fillPolygon(b1x, b1y, 4); // 描画 int flowerx = (int) (Math.random() * 666);//x坐标 int flowery = 100 + (int) (Math.random() * 300); //最终y坐标 int movey = 666;//弹移动变量 while (movey >= flowery)//当 { g.setColor(Color.BLACK); // 描画颜色 g.fillPolygon(b1x, b1y, 4); // 描画 g.setColor(Color.WHITE); // 弹颜色白色 g.drawString("1024",flowerx,movey); try { Thread.sleep(20);//延时 } catch (InterruptedException e) { e.printStackTrace(); } //用黑色抹去弹踪迹 g.setColor(Color.BLACK); g.drawString("1024",flowerx,movey + 1200 / flowery); movey -= 1200 / flowery;//向上移动幅度 } g.setColor(Color.WHITE); // 弹颜色白色 g.fillOval(flowerx, flowery, 1600 / flowery, 1600 / flowery);//弹大小 try { Thread.sleep(30);//延时 } catch (InterruptedException e) { e.printStackTrace(); } //抹去弹 g.setColor(Color.BLACK); // 描画颜色 g.fillPolygon(b1x, b1y, 4); // 描画 //炸出以弹终点坐标为圆心的40个小 for (int i = 0; i < 10; i++) {// int r = 3 + (int) (Math.random() * 400 / flowery);//花骨朵半径 //右下象限 Color c1 = new Color((int) (Math.random() * 255), (int) (Math.random() * 255), (int) (Math.random() * 255));//花骨朵颜色 g.setColor(c1); g.fillOval(flowerx + (int) (Math.random() * r * 50), flowery + (int) (Math.random() * r * 50), r, r); g.drawString("1024",flowerx + (int) (Math.random() * r * 50), flowery + (int) (Math.random() * r * 50)); //左上象限 Color c2 = new Color((int) (Math.random() * 255), (int) (Math.random() * 255), (int) (Math.random() * 255));//花骨朵颜色 g.setColor(c2); g.fillOval(flowerx - (int) (Math.random() * r * 50), flowery - (int) (Math.random() * r * 50), r, r); g.drawString("8",flowerx - (int) (Math.random() * r * 50), flowery - (int) (Math.random() * r * 50)); //左下象限 Color c3 = new Color((int) (Math.random() * 255), (int) (Math.random() * 255), (int) (Math.random() * 255));//花骨朵颜色 g.setColor(c3); g.fillOval(flowerx - (int) (Math.random() * r * 50), flowery + (int) (Math.random() * r * 50), r, r); g.drawString("16",flowerx - (int) (Math.random() * r * 50), flowery + (int) (Math.random() * r * 50)); //右上象限 Color c4 = new Color((int) (Math.random() * 255), (int) (Math.random() * 255), (int) (Math.random() * 255));//花骨朵颜色 g.setColor(c4); g.fillOval(flowerx + (int) (Math.random() * r * 50), flowery - (int) (Math.random() * r * 50), r, r); g.drawString("32",flowerx + (int) (Math.random() * r * 50), flowery - (int) (Math.random() * r * 50)); } try { Thread.sleep(600);//延时 } catch (InterruptedException e) { e.printStackTrace(); } count--;//减1 if (count <= 0) break;//放完退出循环 } System.exit(0); //退出窗体 } class WinAdapter extends WindowAdapter { public void windowClosing(WindowEvent we) { System.exit(0); } } public static void main(String[] args) { App f = new App(); } }