ava Swing心型动态图案的代码分享

时间：2014-06-10 09:35:09 收藏：0 阅读：375
今天java商城产品开发的工作人员分享一个java Swing心型动态图案的代码
package 
com.zuidaima.swing;  
   
import java.awt.Color;  
import java.awt.Graphics;  
import java.awt.Image;  
import java.awt.Toolkit;  
   
import javax.swing.JFrame;  
   
@SuppressWarnings("serial")  
class 
Cardioid extends 
JFrame {  
    // 定义窗口大小  
    private 
static final int WIDTH = 480;  
    private 
static final int HEIGHT = 600;  
   
    // 获取屏幕大小  
    private 
static int WINDOW_WIDTH = Toolkit.getDefaultToolkit()  
            .getScreenSize().width;  
    private 
static int WINDOW_HEIGHT = Toolkit.getDefaultToolkit()  
            .getScreenSize().height;  
   
    // 构造函数  
    public 
Cardioid() {  
        // 设置窗口标题  
        super("?形线");  
        // 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);  
        // 设置窗口默认关闭方式  
        this.setDefaultCloseOperation(DISPOSE_ON_CLOSE);  
    }  
   
    public 
void paint(Graphics g) {  
   
        double 
x, y, r; // 横纵坐标及半径  
        Image image = this.createImage(WIDTH, HEIGHT);  
        Graphics pic = image.getGraphics();  
   
        // 绘制图形  
        for 
(int i = 0; i < 100; i++) {  
            for 
(int j = 0; j < 100; j++) {  
                r = Math.PI / 45 
+ 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)  
                        + WIDTH / 2;  
   
                y = -r * Math.sin(Math.PI / 45 
* j) + HEIGHT / 2;  
   
                pic.setColor(Color.MAGENTA);  
                pic.fillOval((int) x, (int) y, 2, 2);  
            }  
            // 生成图片  
            g.drawImage(image, 0, 0, this);  
   
        }  
   
    }  
   
    public 
static void main(String[] args) {  
   
        new 
Cardioid();  
　　
ava Swing心型动态图案的代码分享,布布扣,bubuko.com