Java Game Programming Image Basics

package com.zetcode.main;

import javax.swing.*;

public class Zetcode extends JFrame
{
	private static final int WIDTH = 280;
	private static final int HEIGHT = 280;

	public Zetcode()
	{
		add(new Board());
		setVisible(true);
		setTitle("Donut");
		setSize(WIDTH, HEIGHT);
		setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
		setLocationRelativeTo(null);
		setResizable(false);
	}

	public static void main(String args[])
	{
		new Zetcode();
	}
}
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// The Board is a panel, where the game takes place.

package com.zetcode.main;

import java.awt.Graphics;
import java.awt.Graphics2D;
import java.awt.Image;
import javax.swing.ImageIcon;
import javax.swing.*;

@SuppressWarnings("serial")
public class Board extends JPanel
{
	Image img;

	// We display an image of a town on the Board. The image is drawn inside the paint() method.
	public Board()
	{
		// We create an ImageIcon
		ImageIcon ii = new ImageIcon(this.getClass().getResource("house.jpeg"));
		// We get an Image out of the ImageIcon
		img = ii.getImage();
	}

	public void paint(Graphics g)
	{
		Graphics2D g2d = (Graphics2D) g;
		// We draw the image on the window
		g2d.drawImage(img, 10, 10, null);
	}
}