Sample Trident Animator

package util;

import java.awt.BorderLayout;
import java.awt.Color;
import java.awt.Dimension;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.util.UUID;
import javax.swing.JButton;
import javax.swing.JFrame;
import javax.swing.JLabel;
import javax.swing.JPanel;
import javax.swing.JScrollPane;
import javax.swing.JTextArea;
import javax.swing.SwingUtilities;
import org.pushingpixels.trident.Timeline;
import org.pushingpixels.trident.ease.Spline;

public class ButtonFg extends JFrame {

    public ButtonFg() {
        JButton button = new JButton("sample");
        button.setForeground(Color.blue);

//        this.setLayout(new FlowLayout());
//        this.add(button);

        JPanel panel = new JPanel(new BorderLayout());
//        panel.setLayout(new BoxLayout(panel, BoxLayout.Y_AXIS));
        this.add(panel);

        String s = UUID.randomUUID().toString();
        for (int i = 0; i < 20; i++) {
            s += "\n" + UUID.randomUUID().toString();

        }
        final JTextArea textArea = new JTextArea(s);
        textArea.setLineWrap(true);
        final JScrollPane jsp = new JScrollPane(textArea);
        jsp.setVerticalScrollBarPolicy(JScrollPane.VERTICAL_SCROLLBAR_ALWAYS);

        final JButton label = new JButton("Show details...");
        panel.add(label, BorderLayout.NORTH);

        panel.add(jsp, BorderLayout.CENTER);

        panel.add(new JLabel("End of panel"), BorderLayout.SOUTH);

        final Timeline rolloverTimeline = new Timeline(jsp);
        rolloverTimeline.addPropertyToInterpolate("size", new Dimension(400, 15), new Dimension(400, 200));
        rolloverTimeline.setEase(new Spline(0.8f));

        rolloverTimeline.setDuration(300);
        rolloverTimeline.setInitialDelay(50);

        label.addActionListener(new ActionListener() {

            @Override
            public void actionPerformed(ActionEvent e) {
                if (label.getText().toLowerCase().contains("show")) {
                    rolloverTimeline.play();
                    label.setText("Hide details...");
                } else {
                    rolloverTimeline.playReverse();
                    label.setText("Show details...");
                }
            }
        });

        rolloverTimeline.playReverse();


        this.setSize(400, 500);
        this.setLocationRelativeTo(null);
        this.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
    }

    public static void main(String[] args) {
        SwingUtilities.invokeLater(new Runnable() {
            @Override
            public void run() {
                new ButtonFg().setVisible(true);
            }
        });
    }
}