org/homelinux/largo/schach/Schach.java
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/**
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 *   $Id: Schach.java 143 2008-04-25 12:19:23Z mbroeker $
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 *  $URL: http://localhost/svn/eclipse/Schachspiel/trunk/org/homelinux/largo/schach/Schach.java $
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 */
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package org.homelinux.largo.schach;
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import java.awt.BorderLayout;
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import java.awt.Color;
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import java.awt.event.ActionEvent;
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import java.awt.event.ActionListener;
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import javax.swing.JButton;
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import javax.swing.JFrame;
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import javax.swing.JLabel;
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import javax.swing.JPanel;
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import javax.swing.JSpinner;
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import javax.swing.SpinnerNumberModel;
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import org.homelinux.largo.games.board.MouseListener;
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import org.homelinux.largo.games.board.Point;
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import org.homelinux.largo.utils.BrowserLaunch;
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public class Schach extends JFrame implements Runnable {
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    static final long serialVersionUID = 1L;
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    static final String helpURL = "http://largo.homelinux.org/cgi-bin/gitweb.cgi?p=games/Schach.git;a=summary";
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    MouseListener listener;
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    KIBoard board;
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    Point p;
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    JLabel human = new JLabel("<html><font size='5' color='#FFFFFF'>Human</font></html>");
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    JLabel computer = new JLabel("<html><font size='5' color='#FFFFFF'>Computer</font></html>");
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    JButton neu = new JButton("Play");
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    JButton pconly = new JButton("PC-PC");
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    JButton back = new JButton("Back");
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    JButton forward = new JButton("For");
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    JButton help = new JButton("Source");
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    SpinnerNumberModel model = new SpinnerNumberModel(4, 1, 8, 1);
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    JSpinner combo = new JSpinner(model);
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    JPanel panel;
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    JPanel fpanel;
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    int search_depth;
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    boolean pc_only;
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    public Schach(int w, int h) {
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        super("Chess by Largo Enterprises");
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        setDefaultCloseOperation(javax.swing.JFrame.EXIT_ON_CLOSE);
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        board = new KIBoard(w, h);
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        fpanel = new JPanel();
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        fpanel.add(back);
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        fpanel.add(neu);
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        fpanel.add(combo);
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        fpanel.add(pconly);
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        fpanel.add(help);
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        fpanel.add(forward);
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        panel = new JPanel();
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        panel.setLayout(new BorderLayout());
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        panel.add(human, "West");
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        panel.add(fpanel, "Center");
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        panel.add(computer, "East");
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        fpanel.setBackground(new Color(50, 100, 200));
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        panel.setBackground(new Color(50, 100, 200));
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        getContentPane().setLayout(new BorderLayout());
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        getContentPane().add(panel, "North");
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        getContentPane().add(board, "Center");
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        neu.addActionListener(new ActionListener() {
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            public void actionPerformed(ActionEvent actionevent) {
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                human.setText("<html><font size='5' color='#FFFFFF'>Human</font></html>");
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                computer.setText("<html><font size='5' color='#FFFFFF'>Computer</font></html>");
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                pc_only = false;
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                board.init();
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                board.negateEstimation(false);
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            }
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        });
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        pconly.addActionListener(new ActionListener() {
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            public void actionPerformed(ActionEvent actionevent) {
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                human.setText("<html><font size='5' color='#FFFFFF'>Computer</font></html>");
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                computer.setText("<html><font size='5' color='#FFFFFF'>Computer</font></html>");
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                pc_only = true;
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            }
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        });
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        back.addActionListener(new ActionListener() {
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            public void actionPerformed(ActionEvent actionevent) {
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                board.backwards();
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            }
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        });
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        forward.addActionListener(new ActionListener() {
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            public void actionPerformed(ActionEvent actionevent) {
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                board.forward();
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            }
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        });
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        help.addActionListener(new ActionListener() {
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            public void actionPerformed(ActionEvent actionevent) {
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                BrowserLaunch browser = new BrowserLaunch();
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                browser.openURL(helpURL);
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            }
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        });
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        listener = board.getMouseListener();
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        pc_only = false;
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        search_depth = 3;
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        pack();
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    }
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    public void computer_play() {
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        while (pc_only) {
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            search_depth = model.getNumber().intValue() - 1;
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            if (!board.isBlacksTurn()) {
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                human.setText("<html><font size='5' color='#FF3333'>Computer</font></html>");
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                board.negateEstimation(true);
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                if (!board.doBestMove(search_depth)) {
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                    pc_only = false;
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                    return;
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                }
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                board.negateEstimation(false);
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                human.setText("<html><font size='5' color='#FFFFFF'>Computer</font></html>");
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                board.setBlacksTurn(true);
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            } else {
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                computer.setText("<html><font size='5' color='#FF3333'>Computer</font></html>");
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                if (!board.doBestMove(search_depth)) {
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                    pc_only = false;
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                    return;
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                }
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                computer.setText("<html><font size='5' color='#FFFFFF'>Computer</font></html>");
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                board.setBlacksTurn(false);
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                if (board.simu_debug()) {
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                    for (int i = 0; i < 64; i++) {
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                        if ((i + 1) % 8 == 0)
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                            System.err.printf("%2d=%d%n", i, board.getValue(i));
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                        else
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                            System.err.printf("%2d=%d ", i, board.getValue(i));
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                    }
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                }
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13
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                try {
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                    Thread.sleep(10);
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                } catch (InterruptedException e) {
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                    System.err.println("computer_play: " + e.getLocalizedMessage());
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                    System.err.println("========================================================================");
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                    e.printStackTrace();
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                    System.err.println("========================================================================");
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                    return;
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                }
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            }
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        }
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    }
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13
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    public void run() {
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        for (;;) {
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            /* is this thread safe */
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            search_depth = model.getNumber().intValue() - 1;
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13
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            if (pc_only) {
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                computer_play();
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            }
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            if (!board.isBlacksTurn()) {
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                if (listener.isSelected()) {
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                    p = listener.getSelection();
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                    if (board.move(p))
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                        board.setBlacksTurn(true);
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                }
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                try {
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                    Thread.sleep(50);
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                } catch (InterruptedException e) {
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                    System.err.println("Schach::run: " + e.getLocalizedMessage());
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                    System.err.println("========================================================================");
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                    e.printStackTrace();
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                    System.err.println("========================================================================");
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                    return;
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                }
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            } else {
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                human.setText("<html><font size='5' color='#FFFFFF'>Human</font></html>");
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                computer.setText("<html><font size='5' color='#FF3333'>Computer</font></html>");
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                board.doBestMove(search_depth);
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                human.setText("<html><font size='5' color='#FF3333'>Human</font></html>");
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                computer.setText("<html><font size='5' color='#FFFFFF'>Computer</font></html>");
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                board.setBlacksTurn(false);
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13
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                if (board.simu_debug()) {
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                    for (int i = 0; i < 64; i++) {
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                        if ((i + 1) % 8 == 0)
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                            System.out.printf("%2d=%d%n", i, board.getValue(i));
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                        else
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                            System.out.printf("%2d=%d ", i, board.getValue(i));
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                    }
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                }
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            }
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        }
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    }
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    public static void main(String args[]) {
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        Schach s = new Schach(74, 74);
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        s.setResizable(false);
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        s.setVisible(true);
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        if (args.length == 1) {
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            if (args[0].equals("full"))
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                s.board.setDebug(true, true);
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            else if (args[0].equals("simu"))
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                s.board.setDebug(true, false);
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            else if (args[0].equals("undo"))
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                s.board.setDebug(false, true);
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            else if (args[0].equals("none"))
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                s.board.setDebug(false, false);
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            else {
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                System.out.println("   Chess: java -jar games.jar [full|simu|undo|none]");
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                System.out
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                        .println("Checkers: java -cp games.jar org.homelinux.largo.checkers.Checkers [full|simu|undo|none]");
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            }
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        }
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13
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        Thread t = new Thread(s);
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        t.setPriority(Thread.NORM_PRIORITY - 1);
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        t.start();
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    }
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}