20. Easy graphics - Rectangle, string

import java.awt.*;
import java.awt.event.*;
import javax.swing.*;

public class Peach extends JPanel{

    public void paintComponent(Graphics g){
        super.paintComponent(g);
        this.setBackground(Color.WHITE);
        g.setColor(Color.BLUE);
        g.fillRect(25, 25, 100, 30);
        g.setColor(new Color(132, 13, 13));
        g.fillRect(25, 65, 100, 30);
        g.setColor(Color.GREEN);
        g.drawString("This is a text", 25, 120);
    }

    // Main Function
    public static void main(String[] args){
        JFrame frame = new JFrame("JFrame's title");
        frame.setDefaultCloseOperation(WindowConstants.EXIT_ON_CLOSE);
        Peach p = new Peach();
        frame.add(p);
        frame.setSize(500, 300);
        frame.setVisible(true);
    }
}