// Game.java Copyright (c) 2004 brising.com

import java.awt.BorderLayout;
import java.awt.Container;
import java.awt.GridLayout;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.beans.PropertyChangeEvent;
import java.beans.PropertyChangeListener;
import javax.swing.BorderFactory;
import javax.swing.JApplet;
import javax.swing.JButton;
import javax.swing.JFrame;
import javax.swing.JPanel;
import javax.swing.JTextField;
import javax.swing.UIManager;

/**
I am the FindTheBlueBoxes game.
I can run either as an application or as an applet.
See http://www.brising.com/blackbox to play me,
or invoke "java Game" from your command line..
*/
public
    class       Game
    extends     JApplet
    implements  ActionListener, PropertyChangeListener
    {
// MAIN ///////////////////////////////////////////////////////////////////////

    static public
        void        main
        (
        String[]    avs
        )
        {
        JFrame oJFrame = new JFrame();
        oJFrame.setDefaultCloseOperation(3);
        oJFrame.getContentPane().add(new Game());
        oJFrame.setSize(200, 280);
        oJFrame.setVisible(true);
        }

// STATIC VARIABLES ///////////////////////////////////////////////////////////

    static final int gkiOccupied = 5; // how many occupied boxes to I create?

// PROTECTED STATIC METHODS ///////////////////////////////////////////////////

    /**
    Create a text field with the given titled border.
    */
    static protected
        JTextField  supplyTextField
        (
        String      asTitle
        )
        {
        JTextField oJTextField = new JTextField();
        oJTextField.setBorder(BorderFactory.createTitledBorder(asTitle));
        oJTextField.setHorizontalAlignment(4);
        oJTextField.setEditable(false);
        return oJTextField;
        }

// INSTANCE VARIABLES /////////////////////////////////////////////////////////

    int         hiGames;
    int         hiRemaining;
    int         hiScore;
    float       hfScoreAverage;
    int         hiScoreTotal;
    JButton     hoButtonFinish;
    GamePanel   hoGamePanel;
    JTextField  hoTextFieldAverage;
    JTextField  hoTextFieldGames;
    JTextField  hoTextFieldScore;

// CONSTRUCTORS ///////////////////////////////////////////////////////////////

    public
        Game
        (
        )
        {
        try { // make sure things look and work as expected
            UIManager.setLookAndFeel
                (UIManager.getCrossPlatformLookAndFeelClassName());
            }
            catch (Exception x) { x.printStackTrace(); }
        getContentPane().setLayout(new BorderLayout());
        hoGamePanel = new GamePanel(10, 10);
        getContentPane().add(hoGamePanel, "Center");

        JPanel oJPanel0 = new JPanel();
        oJPanel0.setLayout(new BorderLayout());

        JPanel oJPanel1 = new JPanel();
        oJPanel1.setLayout(new GridLayout());
        oJPanel1.add(hoTextFieldScore = supplyTextField("score"));
        oJPanel1.add(hoTextFieldGames = supplyTextField("games"));
        oJPanel1.add(hoTextFieldAverage = supplyTextField("average"));

        oJPanel0.add(oJPanel1, "North");

        hoButtonFinish = new JButton("finish");
        hoButtonFinish.addActionListener(this);
        oJPanel0.add(hoButtonFinish, "South");

        getContentPane().add(oJPanel0, "South");

        GameButton.addScoreListener(this);

        hiGames         = 0;
        hiScore         = 0;
        hfScoreAverage  = 0.0F;
        hiScoreTotal    = 0;
        reset();
        }

// PUBLIC INSTANCE METHODS ////////////////////////////////////////////////////

    /**
    If the action came from the finish button, then accumulate my score.
    */
    public
        void        actionPerformed
        (
        ActionEvent ae
        )
        {
        if (ae.getSource() == hoButtonFinish)
            finish();
        }

    /**
    Accumulate my score statistics.
    */
    public
        void        finish
        (
        )
        {
        hiGames         += 1;
        hiScoreTotal    += hiScore;
        hfScoreAverage   = 10 * hiScoreTotal / hiGames / 10.0F;
        reset();
        }

    /**
    Respond to the objects I listen to.
    */
    public
        void        propertyChange
        (
        PropertyChangeEvent ae
        )
        {
        String s = ae.getPropertyName();
        if (false){/* do nothing */}
        else if (GameButton.gksUpdateScore == s)
            setScore(hiScore - ((Integer)ae.getNewValue()).intValue());
        else if (FieldButton.gksUpdateFound == s)
            hoButtonFinish.setEnabled(--hiRemaining == 0);
        }

    /**
    Prepare to play a new game.
    */
    public
        void        reset
        (
        )
        {
        hoTextFieldGames.setText(Integer.toString(hiGames));
        hoTextFieldAverage.setText(Float.toString(hfScoreAverage));
        hoButtonFinish.setEnabled(false);
        hoGamePanel.reset(hiRemaining = gkiOccupied);
        setScore(hoGamePanel.getScoreMax());
        }

    /**
    Display the current score.
    */
    public
        void        setScore
        (
        int         ai
        )
        {
        hoTextFieldScore.setText(Integer.toString(hiScore = ai));
        }
    }