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Code:



 

 import java.awt.*;

import java.awt.event.*;

import java.awt.image.*;



import javax.swing.*;



import javax.media.j3d.*;

import javax.vecmath.*;



import java.util.*;



import com.sun.j3d.utils.geometry.*;

import com.sun.j3d.utils.image.*;

import com.sun.j3d.utils.universe.*;



public class BooksDemo extends JFrame

{

    private static final int CANVAS3D_WIDTH  = 400;

    private static final int CANVAS3D_HEIGHT = 400;



    private boolean front = true;

    private JPanel centerPanel = new JPanel();

    private Canvas3D c3d;

    private RotationInterpolator rotator1;

    private Alpha rotor1Alpha;

    private com.sun.j3d.utils.geometry.Box book;

    private HashMap textures = new HashMap(6);



    public BooksDemo()

    {

        super("AmazonPick");



        JButton cover1 = UIHelper.createButton("", "cover1_small_button", true);

        cover1.addActionListener(new CoverSwitcher("cover1"));

        JButton cover2 = UIHelper.createButton("", "cover2_small_button", true);

        cover2.addActionListener(new CoverSwitcher("cover2"));

        JButton cover3 = UIHelper.createButton("", "cover3_small_button", true);

        cover3.addActionListener(new CoverSwitcher("cover3"));



        JPanel buttons = new JPanel();

        buttons.add(cover1);

        buttons.add(cover2);

        buttons.add(cover3);

        buttons.setOpaque(false);



        c3d = new Canvas3D(SimpleUniverse.getPreferredConfiguration());

        c3d.setSize(CANVAS3D_WIDTH, CANVAS3D_HEIGHT);



        centerPanel.add(c3d);

        centerPanel.setOpaque(false);



        this.setContentPane(new GradientPanel());

        this.getContentPane().setLayout(new BorderLayout());

        this.getContentPane().add(centerPanel, BorderLayout.CENTER);

        this.getContentPane().add(buttons, BorderLayout.SOUTH);



        JPopupMenu.setDefaultLightWeightPopupEnabled(false);

        JMenuBar menuBar = new JMenuBar();

        JMenu fileMenu = new JMenu("File");

        fileMenu.add(new JMenuItem("New Search..."));

        fileMenu.add(new JMenuItem("Save Search..."));

        fileMenu.addSeparator();

        fileMenu.add(new JMenuItem("Quit"));

        menuBar.add(fileMenu);

        this.setJMenuBar(menuBar);



        this.pack();

        this.setResizable(false);

        this.setDefaultCloseOperation(EXIT_ON_CLOSE);



        UIHelper.centerOnScreen(this);

    }



    private boolean isBookShowingFront()

    {

      return front;

    }



    private void rotateBook()

    {

        if (!isBookShowingFront())

        {

            rotator1.setMinimumAngle((float) Math.PI * 1.0f);

            rotator1.setMaximumAngle(0.0f);

        } else {

            rotator1.setMinimumAngle(0.0f);

            rotator1.setMaximumAngle((float) Math.PI * 1.0f);

        }



        front = !front;

        rotor1Alpha.setStartTime(System.currentTimeMillis());

    }



    private class CoverSwitcher implements ActionListener

    {

        private String coverName;



        CoverSwitcher(String coverName)

        {

            this.coverName = coverName;

        }



        public void actionPerformed(ActionEvent evt)

        {

            book.getShape(isBookShowingFront() ? book.BACK  : book.FRONT).setAppearance((Appearance) textures.get(coverName));

            rotateBook();

        }

    }



    protected Background createBackground()

    {

        BufferedImage image = new BufferedImage(getContentPane().getWidth(),

                                                getContentPane().getHeight(),

                                                BufferedImage.TYPE_INT_RGB);

        getContentPane().paint(image.getGraphics());



        BufferedImage subImage = new BufferedImage(CANVAS3D_WIDTH,

                                                   CANVAS3D_HEIGHT,

                                                   BufferedImage.TYPE_INT_RGB);

        Graphics2D subGraphics = (Graphics2D) subImage.getGraphics();

        subGraphics.drawImage(image, null, -c3d.getX(), -c3d.getY());



        Background bg = new Background(new ImageComponent2D(ImageComponent2D.FORMAT_RGB, subImage));

        BoundingSphere bounds = new BoundingSphere();

        bounds.setRadius(100.0);

        bg.setApplicationBounds(bounds);



        return bg;

    }



    public void createScene()

    {

        BranchGroup objRoot = new BranchGroup();

        objRoot.addChild(createBackground());



        TransformGroup objTg = new TransformGroup();

        objTg.setCapability(TransformGroup.ALLOW_TRANSFORM_WRITE);



        BoundingSphere bounds = new BoundingSphere();

        bounds.setRadius(100.0);



        Transform3D yAxis = new Transform3D();

        rotor1Alpha = new Alpha(1, 400);

        rotator1 = new RotationInterpolator(rotor1Alpha, objTg, yAxis, (float) Math.PI * 1.0f, (float) Math.PI * 2.0f);

        rotator1.setSchedulingBounds(bounds);



        textures.put("pages_top", createTexture("pages_top.jpg"));

        textures.put("pages",     createTexture("amazon.jpg"));

        textures.put("amazon",    createTexture("amazon.jpg"));

        textures.put("cover1",    createTexture("cover1.jpg"));

        textures.put("cover2",    createTexture("cover2.jpg"));

        textures.put("cover3",    createTexture("cover3.jpg"));



        book = new com.sun.j3d.utils.geometry.Box(0.5f, 0.7f, 0.15f, com.sun.j3d.utils.geometry.Box.GENERATE_TEXTURE_COORDS, new Appearance());

        book.getShape(book.TOP).setAppearance((Appearance) textures.get("pages_top"));

        book.getShape(book.RIGHT).setAppearance((Appearance) textures.get("pages"));

        book.getShape(book.LEFT).setAppearance((Appearance) textures.get("amazon"));

        book.getShape(book.FRONT).setAppearance((Appearance) textures.get("cover1"));



        book.getShape(book.BACK).setCapability(Shape3D.ALLOW_APPEARANCE_WRITE);

        book.getShape(book.FRONT).setCapability(Shape3D.ALLOW_APPEARANCE_WRITE);



        objTg.addChild(book);

        objTg.addChild(rotator1);



        Transform3D spin = new Transform3D();

        Transform3D tempspin = new Transform3D();



        spin.rotX(Math.PI / 8.0d);

        tempspin.rotY(Math.PI / 7.0d);

        spin.mul(tempspin);



        TransformGroup objTrans = new TransformGroup(spin);

        objTrans.addChild(objTg);



        objRoot.addChild(objTrans);



        SimpleUniverse u = new SimpleUniverse(c3d);

        u.getViewingPlatform().setNominalViewingTransform();

        u.addBranchGraph(objRoot);



        View view = u.getViewer().getView();

        view.setSceneAntialiasingEnable(true);

    }



    private Appearance createTexture(String fileName)

    {

        Image sourceImage = UIHelper.readImage(fileName);

        if (sourceImage == null)

          System.out.println("Image could not be loaded from " + fileName);



        TextureLoader loader = new TextureLoader(sourceImage, this);

        ImageComponent2D image = loader.getImage();



        if (image == null)

          System.out.println("Texture could not be loaded from " + fileName);



        Texture2D texture = new Texture2D(Texture.BASE_LEVEL, Texture.RGBA, image.getWidth(), image.getHeight());

        texture.setImage(0, image);

        texture.setEnable(true);

        texture.setMagFilter(Texture.BASE_LEVEL_LINEAR);

        texture.setMinFilter(Texture.BASE_LEVEL_LINEAR);



        Appearance appearance = new Appearance();

        PolygonAttributes polyAttributes = new PolygonAttributes(PolygonAttributes.POLYGON_FILL, PolygonAttributes.CULL_NONE, 0f);

        appearance.setPolygonAttributes(polyAttributes);

        appearance.setTexture(texture);



        TextureAttributes textureAttributes = new TextureAttributes();

        appearance.setTextureAttributes(textureAttributes);



        return appearance;

    }



    private static class GradientPanel extends JPanel

    {

        public void paintComponent(Graphics g)

        {

            super.paintComponent(g);



            if (!isOpaque())

            {

                return;

            }



            int width  = getWidth();

            int height = getHeight();



            Graphics2D g2 = (Graphics2D) g;



            Paint storedPaint = g2.getPaint();

            g2.setPaint(new GradientPaint(0, 0, Color.WHITE, width, height, new Color(200, 200, 200)));

            g2.fillRect(0, 0, width, height);

            g2.setPaint(storedPaint);

        }

    }



    public static void main(String argv[])

    {

        final BooksDemo xframe = new BooksDemo();

        xframe.setVisible(true);

        SwingUtilities.invokeLater(new Runnable()

        {

            public void run()

            {

                xframe.createScene();

            }

        });

    }

}



/*   Swing Hacks

 *   Tips and Tools for Killer GUIs

 * By Joshua Marinacci, Chris Adamson

 *   First Edition June 2005

 *   Series: Hacks

 *   ISBN: 0-596-00907-0

 *   http://www.oreilly.com/catalog/swinghks/

 */