org/homelinux/largo/schach/Schach.java
author Markus Bröker <mbroeker@largo.homelinux.org>
Sun, 10 May 2009 16:04:42 +0200
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Class Variables have default values via default A class variable is initialized via default, it doesn't need explicit initialization
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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 = 140208;
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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));
0
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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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				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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	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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			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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				}
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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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				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));
0
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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.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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		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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}