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more source files for test
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‎sources/net.sf.j2s.core/test/src/com/polytopemedia/PolyhedronApplet.java‎

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package com.polytopemedia;
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import java.awt.Color;
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import java.awt.Dimension;
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import java.awt.event.ActionEvent;
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import java.awt.event.ActionListener;
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import java.io.BufferedReader;
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import java.io.File;
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import java.io.FileNotFoundException;
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import java.io.FileReader;
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import java.io.IOException;
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import javax.swing.JApplet;
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import javax.swing.JButton;
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import javax.swing.JFrame;
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import javax.swing.JOptionPane;
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import javax.swing.JPanel;
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import com.polytopemedia.polyhedra.nets.NameAndNet;
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import com.polytopemedia.polyhedra.nets.Net;
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import com.polytopemedia.polyhedra.nets.NetBuilder;
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import com.polytopemedia.polyhedra.ui.ImagePanel;
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import com.polytopemedia.polyhedra.ui.MainPanel;
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import com.polytopemedia.polyhedra.ui.MarkColors;
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import com.polytopemedia.polyhedra.ui.io.FileUtils;
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import com.polytopemedia.polyhedra.ui.io.JSCallback;
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import com.polytopemedia.polyhedra.ui.io.PolyhedronFileFilter;
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import com.polytopemedia.polyhedra.utils.Utils;
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public class PolyhedronApplet extends JApplet implements ActionListener{
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private String encodedNet;
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private String name;
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public static boolean isJS = false;
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public static String myURL = "http://www.dr-mikes-math-games-for-kids.com/polyhedral-nets.html?";
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static {
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boolean isJS = false;
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String url = myURL;
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/**
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* -- // BH getting the URL directly
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*
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* @j2sNative
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*
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* isJS = true;
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* url = document.location.href.split("#")[0];
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*/
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{}
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PolyhedronApplet.isJS = isJS;
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if (url != null)
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PolyhedronApplet.myURL = url;
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}
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public void start() {
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JPanel panel = ImagePanel.defaultImage();
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this.setContentPane(panel);
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NetBuilder netBuilder = new NetBuilder();
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encodedNet = getParameterOrQuery("net"); // BH
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name = getParameterOrQuery("name"); // BH
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// BH trim down the url now, not necessarily removing other parameters
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// that come prior to net= and name=
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myURL = myURL.split("#")[0].split("net=")[0].split("name=")[0];
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if (myURL.endsWith("?"))
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myURL = myURL.substring(0, myURL.length() - 1);
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if (name != null && name.length() == 0) {
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name = null;
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}
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if (Utils.containsRudeWord(name)) {
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name = null;
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}
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try {
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netBuilder.decode(encodedNet);
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} catch (NullPointerException e) {
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encodedNet = null;
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name = null;
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}
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addButton(panel, "New Net", "Create a new polyhedral net");
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if (FileUtils.canAccessFileSystem()) {
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addButton(panel, "Load Net", "Load a saved polyhedral net from your hard disk");
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}
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if (encodedNet != null) {
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addButton(panel, "Linked Net", "Show the linked polyhedral net"+(name == null ? "" : ", \""+name+"\""));
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showMainPanel(netBuilder.decode(encodedNet), name);
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}
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}
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/**
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* Check query first, then parameters, for a key=value pair
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*
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* @param key
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* @return value or null
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* @author Bob Hanson
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*/
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private String getParameterOrQuery(String key) {
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// split out the key/value pairs in the query
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String query = getDocumentBase().getQuery();
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if (query != null) { // BH URL.getQuery() is supposed to return null.
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String[] fields = query.split("[\\=\\&#]");
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for (int i = 0; i < fields.length; i += 2)
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if (fields[i].equals(key))
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return fields[i + 1];
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}
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return getParameter(key);
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}
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public void actionPerformed(ActionEvent e) {
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String cmd = e.getActionCommand();
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if (cmd.equalsIgnoreCase("linked net")) {
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try {
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showMainPanel(new NetBuilder().decode(encodedNet), name);
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} catch (NullPointerException ex) {
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// BH NetBuilder.decode can throw NullPointerException() for
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// invalid encodedNet
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ex.printStackTrace();
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}
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} else if (cmd.equalsIgnoreCase("new net")) {
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showMainPanel(null, null);
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} else if (cmd.equalsIgnoreCase("load net")) {
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PolyhedronFileFilter filter = new PolyhedronFileFilter();
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final JSCallback cb = new JSCallback();
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cb.setRunnable(new Runnable() {
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public void run() {
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if (cb.getData() instanceof File) {
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//first time, dialog returns the File object with __bytes attached
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try {
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FileUtils.loadNameAndNet((File) cb.getData(), cb);
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} catch (Exception e) {
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JOptionPane.showMessageDialog(PolyhedronApplet.this, "I couldn't read a polyhedron from your file!", "Error!",
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JOptionPane.ERROR_MESSAGE);
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}
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} else {
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// second time, returns the NameAndNet
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showMainPanel((NameAndNet) cb.getData());
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}
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}
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});
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File file = FileUtils.getFile(filter, cb, false); // BH added asynchronous file load option
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if (file != null) {
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try {
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// Java only
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FileUtils.loadNameAndNet(file, cb); // adding callback
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} catch (Exception e1) {
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e1.printStackTrace();
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}
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if (!cb.getSuccessful()) {
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JOptionPane.showMessageDialog(this, "I couldn't read a polyhedron from your file!", "Error!",
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JOptionPane.ERROR_MESSAGE);
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}
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}
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}
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}
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private void addButton(JPanel panel, String text, String tooltip) {
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JButton jb = new JButton(text);
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jb.setToolTipText(tooltip);
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jb.setActionCommand(text);
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panel.add(jb);
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jb.addActionListener(this);
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}
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private void showMainPanel(NameAndNet nn) {
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showMainPanel(nn.getNet(), nn.getName());
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}
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private void showMainPanel(Net net, String name) {
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Color bgColor = Color.black;
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Color unjoinedEdgeColor = Color.red;
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Color joinedEdgeColor = Color.cyan;
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MarkColors markColors = new MarkColors(Color.green, Color.yellow, Color.blue);
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show(new MainPanel(joinedEdgeColor, bgColor, unjoinedEdgeColor, markColors,net, name), name);
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}
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private static void show(JPanel panel, String title) {
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if (title == null) title = "Polyhedral Nets";
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JFrame jf = new JFrame(title);
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panel.setPreferredSize(new Dimension(800, 600));
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jf.setContentPane(panel);
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jf.pack();
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jf.setDefaultCloseOperation(JFrame.DISPOSE_ON_CLOSE);
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jf.setVisible(true);
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}
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}

‎sources/net.sf.j2s.core/test/src/com/polytopemedia/colorfactory/Bee.java‎

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package com.polytopemedia.colorfactory;
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import java.awt.Color;
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public class Bee implements ColorFactory {
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public Color getColor(double x, double y, double z) {
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double r = (10*Math.sqrt(x*x+y*y+z*z))%1;
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return r < 0.5 ? Color.yellow : Color.black;
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}
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}

‎sources/net.sf.j2s.core/test/src/com/polytopemedia/colorfactory/ColorFactory.java‎

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package com.polytopemedia.colorfactory;
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import java.awt.Color;
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public interface ColorFactory {
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public Color getColor(double x, double y, double z);
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}

‎sources/net.sf.j2s.core/test/src/com/polytopemedia/colorfactory/ImageColorFactory.java‎

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package com.polytopemedia.colorfactory;
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import java.awt.Color;
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import java.awt.image.BufferedImage;
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import java.io.File;
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import java.io.IOException;
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import java.io.InputStream;
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import java.net.URL;
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import javax.imageio.ImageIO;
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public class ImageColorFactory implements PlanarColorFactory{
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private BufferedImage im;
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private final boolean repeat;
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private final Color bg;
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public ImageColorFactory (URL imageURL, Color bg) throws IOException{
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this.bg = bg;
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this.repeat = bg == null;
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im = ImageIO.read(imageURL);
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}
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public ImageColorFactory (InputStream stream, Color bg) throws IOException{
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this.bg = bg;
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this.repeat = bg == null;
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im = ImageIO.read(stream);
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}
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public Color getColor(double x, double y) {
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if (repeat) {
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x = x%1;
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y = y%1;
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while (x < 0) x++;
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while (x >= 1) x--;
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while (y < 0) y++;
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while (y >= 1) y--;
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}
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if (x < 0 || x >= 1 || y < 0 || y >= 1) {
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return bg;
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}
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x *= (im.getWidth()-1);
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y *= (im.getHeight()-1);
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int ix = (int)(Math.floor(x));
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int iy = (int)(Math.floor(y));
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int jx = ix+1;
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int jy = iy+1;
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double tx = x-ix;
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double ty = y-iy;
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float[] f00 = extractColor(ix, iy);
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float[] f01 = extractColor(ix, jy);
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float[] f10 = extractColor(jx, iy);
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float[] f11 = extractColor(jx, jy);
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float[] f = new float[f00.length];
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for (int i=0; i<f.length; i++) {
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f[i] = (float) (tx*ty*f11[i]+tx*(1-ty)*f10[i]+(1-tx)*ty*f01[i]+(1-tx)*(1-ty)*f00[i]);
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}
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return new Color(f[0],f[1],f[2]);
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}
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private float[] extractColor(int ix, int iy) {
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return new Color(im.getRGB(ix, iy)).getColorComponents(null);
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}
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}

‎sources/net.sf.j2s.core/test/src/com/polytopemedia/colorfactory/NetScaledColorFactory.java‎

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package com.polytopemedia.colorfactory;
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import java.awt.Color;
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import java.util.Collection;
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import java.util.LinkedHashMap;
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import com.polytopemedia.colorfactory.ColorFactory;
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import com.polytopemedia.polyhedra.PlacedPolygon;
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import com.polytopemedia.polyhedra.nets.Face;
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import com.polytopemedia.polyhedra.nets.FoldedNet;
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import com.polytopemedia.polyhedra.nets.Net;
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import com.polytopemedia.polyhedra.vec.Vector;
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public class NetScaledColorFactory implements ColorFactory{
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private final ColorFactory delegate;
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private Vector centre;
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private double scale;
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public NetScaledColorFactory(Net net, ColorFactory delegate) {
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this.delegate = delegate;
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Collection<PlacedPolygon> polygons = new FoldedNet(net,net.findOptimalAngles(false)).getFacePositions().values();
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Vector sum = new Vector(0,0,0);
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int n = 0;
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for (PlacedPolygon poly : polygons) {
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Vector[] cornerPositions = poly.cornerPositions();
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for (Vector corner : cornerPositions) {
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sum = sum.plus(corner);
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n++;
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}
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}
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centre = sum.times(1.0/n);
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scale = 0;
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for (PlacedPolygon poly : polygons) {
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Vector[] cornerPositions = poly.cornerPositions();
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for (Vector corner : cornerPositions) {
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scale = scale + corner.minus(centre).length();
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}
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}
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scale = n/scale;
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}
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public Color getColor(double x, double y, double z) {
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Vector v = new Vector(x,y,z);
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v = v.minus(centre).times(scale);
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return delegate.getColor(v.getX(), v.getY(), v.getZ());
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}
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}

‎sources/net.sf.j2s.core/test/src/com/polytopemedia/colorfactory/NetScaledPlanarColorFactory.java‎

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package com.polytopemedia.colorfactory;
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import java.awt.Color;
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import java.util.Collection;
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import org.omg.CORBA.portable.Delegate;
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import com.polytopemedia.polyhedra.PlacedPolygon;
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import com.polytopemedia.polyhedra.nets.FoldedNet;
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import com.polytopemedia.polyhedra.nets.Net;
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import com.polytopemedia.polyhedra.vec.Vector;
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public class NetScaledPlanarColorFactory implements ColorFactory{
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private final Vector left;
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private final Vector up;
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private double minU;
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private double minL;
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private double uScale;
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private double lScale;
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private final PlanarColorFactory delegate;
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public NetScaledPlanarColorFactory(PlanarColorFactory delegate, Net net, Vector left, Vector up) {
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this.delegate = delegate;
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this.left = left;
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this.up = up;
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Collection<PlacedPolygon> polygons = new FoldedNet(net,net.findOptimalAngles(false)).getFacePositions().values();
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minL = Double.POSITIVE_INFINITY;
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double maxL = Double.NEGATIVE_INFINITY;
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minU = Double.POSITIVE_INFINITY;
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double maxU = Double.NEGATIVE_INFINITY;
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for (PlacedPolygon poly : polygons) {
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Vector[] cornerPositions = poly.cornerPositions();
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for (Vector corner : cornerPositions) {
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double l = left.dot(corner);
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double u = up.dot(corner);
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minU = Math.min(minU, u);
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maxU = Math.max(maxU, u);
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minL = Math.min(minL, l);
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maxL = Math.max(maxL, l);
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}
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}
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lScale = 1.0/(maxL-minL);
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uScale = 1.0/(maxU-minU);
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}
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public Color getColor(double x, double y, double z) {
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Vector v = new Vector(x,y,z);
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double l = left.dot(v)-minL;
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double u = up.dot(v)-minU;
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return delegate.getColor(l*lScale, u*uScale);
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}
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}

‎sources/net.sf.j2s.core/test/src/com/polytopemedia/colorfactory/PlanarColorFactory.java‎

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package com.polytopemedia.colorfactory;
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import java.awt.Color;
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public interface PlanarColorFactory {
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public Color getColor(double x, double y);
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}

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