架构道术— 一个Java程序员与数学的魅力

一个Java程序员用数学的魅力: 祝福天下所有母亲-节日快乐！！！

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 源代码：

import lombok.SneakyThrows;import javax.imageio.ImageIO;
import javax.swing.*;
import java.awt.*;
import java.io.File;
import java.io.IOException;/*** 母亲节的礼物*/
public class MothersDayGift extends  JFrame {private static final long serialVersionUID = -1284128891908775645L;// 定义加载窗口大小public static final int GAME_WIDTH = 800;public static final int GAME_HEIGHT = 690;// 获取屏幕窗口大小public static final int WIDTH = Toolkit.getDefaultToolkit().getScreenSize().width;public static final int HEIGHT = Toolkit.getDefaultToolkit().getScreenSize().height;public MothersDayGift() throws IOException {// 设置窗口标题this.setTitle("母亲节快乐");// 设置窗口初始位置this.setLocation((WIDTH - GAME_WIDTH) / 2, (HEIGHT - GAME_HEIGHT) / 2);// 设置窗口大小this.setSize(GAME_WIDTH, GAME_HEIGHT);// 设置窗口关闭方式this.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);// 设置窗口显示this.setVisible(true);}@SneakyThrows@Overridepublic void paint(Graphics g) {Image OffScreen = ImageIO.read(new File("/1.png"));Graphics drawOffScreen = OffScreen.getGraphics();buildLove(drawOffScreen, g, OffScreen);drawOffScreen.setFont(new Font("Serief", Font.BOLD + Font.ITALIC, 30));drawOffScreen.drawString("祝愿天下所有母亲，节日快乐❤ ❤ ❤", 150, 50);g.drawImage(OffScreen, 0, 0, this);}public static void main(String[] args) throws IOException {MothersDayGift mothersDayGift = new MothersDayGift();mothersDayGift.setVisible(true);}private void buildLove(Graphics drawOffScreen, Graphics g, Image OffScreen) {double x, y, r;for (int i = 0; i < 90; i++) {for (int j = 0; j < 90; j++) {r = Math.PI / 45 * i * (1 - Math.sin(Math.PI / 45 * j)) * 18;x = r * Math.cos(Math.PI / 45 * j) * Math.sin(Math.PI / 45 * i)+ 500 / 2;y = -r * Math.sin(Math.PI / 45 * j) + 500 / 4;//设置画笔颜色drawOffScreen.setColor(Color.RED);// 绘制3D矩形drawOffScreen.fill3DRect((int) x, (int) y, 2, 2, Boolean.TRUE);}}}
}