Java学习笔记（二）不定时更新

Java语言画图

package cn.witksy.dev;

import javax.imageio.ImageIO;
import java.awt.*;
import java.awt.image.BufferedImage;
import java.io.File;
import java.io.IOException;

/**
 * Author: Alfred
 * Created: 2015/5/7
 */
public class Main {

    public void run() {
        BufferedImage bufferedImage = new BufferedImage(100,50,BufferedImage.TYPE_INT_ARGB);
        Graphics2D g2 = bufferedImage.createGraphics();
        g2.setColor(Color.red);
        g2.fillRect(0,0,5,5);
        g2.setColor(Color.blue);
        g2.fillRect(10,20,5,5);
        File outputFile = new File("D:\\dev\\java\\workspace\\draw2dtest\\test.png");
        try {
            ImageIO.write(bufferedImage, "png", outputFile);
        } catch (IOException e) {
            e.printStackTrace();
        }
    }

    public static void main(String[] args) {
        new Main().run();
    }
}