java爱心代码第二版，脱单必备

心已赠人 2023-10-09 20:29 25阅读 0赞

java爱心代码第二版，详细展示绘制过程。

import java.awt.Color;
    
    import java.awt.Font;
    
    import java.awt.Graphics;
    
    import java.awt.Image;
    
    import java.awt.Toolkit;
    import java.util.jar.JarOutputStream;
    
    import javax.swing.JFrame;
    
    class Cardioid extends JFrame {
        
    
    //定义窗口大小
    
        private static final int WIDTH = 900;
    
        private static final int HEIGHT = 800;
    
    //获取屏幕大小
    
        private static final int WINDOW_WIDTH = Toolkit.getDefaultToolkit().getScreenSize().width;
    
        private static final int WINDOW_HEIGHT = Toolkit.getDefaultToolkit().getScreenSize().height;
    
    //构造函数
    
        public Cardioid() {
        
    
    //设置窗口标题
    
            super("♥爱心");
    
    //设置背景色
    
            this.setBackground(Color.BLACK);
    
    //设置窗口位置
    
            this.setLocation((WINDOW_WIDTH - WIDTH) / 2, (WINDOW_HEIGHT - HEIGHT) / 2);
    
    //设置窗口大小
    
            this.setSize(WIDTH, HEIGHT);
    
    //设置窗口布局
    
            this.setLayout(getLayout());
    
    //设置窗口可见
    
            this.setVisible(true);
    
    //设置窗口的默认关闭方式
    
            this.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
    
        }
    
    //图形函数
    
        public void paint(Graphics g) {
        
    
    //横纵坐标及半径
    
            double x, y, r;
    
    
    
    //绘制图形
            double z = 0.0;
            double size=10;
            int jj=0;
    
            while (size<=10) {
        
    
                Image image = this.createImage(WIDTH, HEIGHT);
    
                Graphics pic = image.getGraphics();
                if (jj%2==0){
        
                    size=14.5;
                }else {
        
                    size=15;
                }
                for (int ii = 30; ii > 0; ii--) {
        
                    Color color = new Color(255, 175, (int) (20 * Math.random()) + 220);
                    for (int i = 1; i < 400; i++) {
        
    //                try {
        
    //                    Thread.sleep(10);
    //                } catch (InterruptedException e) {
        
    //                    e.printStackTrace();
    //                }
                        int px = (int) (Math.random() * 10);
                        int py = (int) (Math.random() * 10);
                        x = 16 * (Math.sin(z) * Math.sin(z) * Math.sin(z)) * (size) + Math.pow((-1), px) * Math.random() * ii * Math.sqrt(ii) + WIDTH / 2;
                        y = -(13 * Math.cos(z) - 5 * Math.cos(2 * z) - 2 * Math.cos(3 * z) - Math.cos(4 * z)) * (size) + Math.pow((-1), py) * Math.random() * ii * Math.sqrt(ii) + HEIGHT * 1 / 3;
                        z += (Math.PI / 2.0) / 80;
                        pic.setColor(color);
                       pic.setColor(new Color(0, 255, 255));
                        pic.fillOval((int) x, (int) y, 2, 2);
    
    
                    g.drawImage(image, 0, 0, this);
    
                    }
                    if (ii < 200) {
        
                        g.drawImage(image, 0, 0, this);
                        try {
        
                            Thread.sleep(100);
                        } catch (InterruptedException e) {
        
                            e.printStackTrace();
                        }
                    }
                    if (ii < 3) {
        
                        pic.setFont(new Font("楷体", Font.BOLD, 40));//设置字体
                        pic.setColor(Color.pink);
                        pic.drawString("Love You", WIDTH / 2 - 100, 240);//绘制字符串
                        pic.drawString("Forever", WIDTH / 2, 280);//绘制字符串
                        g.drawImage(image, 0, 0, this);
                    }
                }
                jj++;
                if (jj>100){
        
                    break;
                }
                try {
        
                    Thread.sleep(500);
                } catch (InterruptedException e) {
        
                    e.printStackTrace();
                }
                size++;
            }
        }
    
    }
    
    
    
    public class Love {
        
        public static void main(String[] args) {
        
    
            new Cardioid();
    
        }
    }