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copied!<p>Rather than relying on precut image files, here's an example of slicing an existing image and shuffling the resulting pieces. It combines the helpful (+1) suggestions of both @Frederick and @akf.</p> <p><img src="https://i.stack.imgur.com/55qXn.png" alt="enter image description here"></p> <pre><code>import java.awt.EventQueue; import java.awt.GridLayout; import java.awt.event.ActionEvent; import java.awt.event.ActionListener; import java.awt.image.BufferedImage; import java.io.File; import java.io.IOException; import java.util.ArrayList; import java.util.Collections; import java.util.List; import javax.imageio.ImageIO; import javax.swing.ImageIcon; import javax.swing.JFrame; import javax.swing.JLabel; import javax.swing.JPanel; import javax.swing.Timer; public class ImageLabelPanel extends JPanel implements ActionListener { private static final int N = 4; private final List<JLabel> list = new ArrayList<JLabel>(); private final Timer timer = new Timer(1000, this); ImageLabelPanel() { this.setLayout(new GridLayout(N, N)); BufferedImage bi = null; try { bi = ImageIO.read(new File("image.jpg")); } catch (IOException e) { e.printStackTrace(); } for (int r = 0; r < N; r++) { for (int c = 0; c < N; c++) { int w = bi.getWidth() / N; int h = bi.getHeight() / N; BufferedImage b = bi.getSubimage(c * w, r * h, w, h); list.add(new JLabel(new ImageIcon(b))); } } createPane(); JFrame f = new JFrame(); f.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE); f.add(this); f.pack(); f.setVisible(true); timer.start(); } private void createPane() { this.removeAll(); for (JLabel label : list) add(label); this.validate(); } @Override public void actionPerformed(ActionEvent e) { Collections.shuffle(list); createPane(); } public static void main(String[] args) { EventQueue.invokeLater(new Runnable() { @Override public void run() { new ImageLabelPanel(); } }); } } </code></pre>

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