AssassinIzdari v1.0 - ArmageddonMUD Board Game

    /*
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        AssassinIzdari

        v1.0 - ArmageddonMUD Board Game (http://www.armageddon.org)
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    */

import java.awt.*;
import java.awt.event.*;
import java.applet.Applet;
import java.util.*;

public class AssassinIzdari extends Applet implements KeyListener {

    private static int cursorX;
    private static int cursorY;

    private static boolean cursorRight;
    private static boolean cursorLeft;
    private static boolean cursorDown;
    private static boolean cursorUp;

    private static boolean pieceSelected;
    private static int pieceIndex;
    private static int pieceTeam;

    private static boolean stopFlicker;

    private static Vector pieces;

    private final Color backgroundColor = new Color(100, 0, 0);

    public void init() {

        this.setBackground(this.backgroundColor);

        this.addKeyListener(this);
        this.requestFocus();

        this.cursorX = 4;
        this.cursorY = 3;

        this.cursorRight = false;
        this.cursorLeft = false;
        this.cursorDown = false;
        this.cursorUp = false;

        this.pieceSelected = false;
        this.pieceIndex = 0;
        this.pieceTeam = 0;

        this.stopFlicker = false;

        this.pieces = new Vector();

        /* Loading the pieces.  Done in such a way that wagons are
        on top. */

        Image icon;

        icon = getImage(getCodeBase(), "dune.gif");
        this.pieces.addElement(new Piece(2, 6, icon, 1));
        this.pieces.addElement(new Piece(3, 6, icon, 1));
        this.pieces.addElement(new Piece(6, 6, icon, 1));
        this.pieces.addElement(new Piece(7, 6, icon, 1));
        this.pieces.addElement(new Piece(2, 1, icon, 2));
        this.pieces.addElement(new Piece(3, 1, icon, 2));
        this.pieces.addElement(new Piece(6, 1, icon, 2));
        this.pieces.addElement(new Piece(7, 1, icon, 2));
        icon = getImage(getCodeBase(), "halfling.gif");
        this.pieces.addElement(new Piece(1, 6, icon, 1));
        this.pieces.addElement(new Piece(8, 6, icon, 1));
        this.pieces.addElement(new Piece(1, 1, icon, 2));
        this.pieces.addElement(new Piece(8, 1, icon, 2));
        icon = getImage(getCodeBase(), "archer.gif");
        this.pieces.addElement(new Piece(3, 7, icon, 1));
        this.pieces.addElement(new Piece(6, 7, icon, 1));
        this.pieces.addElement(new Piece(3, 0, icon, 2));
        this.pieces.addElement(new Piece(6, 0, icon, 2));
        icon = getImage(getCodeBase(), "lizard.gif");
        this.pieces.addElement(new Piece(4, 7, icon, 1));
        this.pieces.addElement(new Piece(5, 7, icon, 1));
        this.pieces.addElement(new Piece(4, 0, icon, 2));
        this.pieces.addElement(new Piece(5, 0, icon, 2));
        icon = getImage(getCodeBase(), "templar.gif");
        this.pieces.addElement(new Piece(2, 7, icon, 1));
        this.pieces.addElement(new Piece(7, 0, icon, 2));
        icon = getImage(getCodeBase(), "assassin.gif");
        this.pieces.addElement(new Piece(1, 7, icon, 1));
        this.pieces.addElement(new Piece(8, 7, icon, 1));
        this.pieces.addElement(new Piece(1, 0, icon, 2));
        this.pieces.addElement(new Piece(8, 0, icon, 2));
        icon = getImage(getCodeBase(), "wagon.gif");
        this.pieces.addElement(new Piece(7, 7, icon, 1));
        this.pieces.addElement(new Piece(2, 0, icon, 2));

        repaint();
    }

    public void paint(Graphics graphics) {

        this.update(graphics);
    }

    public void update(Graphics graphics) {

        /* If the "repaint()" is not just a simple case of
        moving a piece or the cursor, then we will want to
        redraw the whole board.  This is because the person
        might be switching windows or something similar. */

        if (!this.stopFlicker) {
            this.drawBoard(graphics);
            this.drawPieces(graphics);
        }

        if (this.cursorLeft) {
            this.drawCursor(graphics, true);
            this.cursorX -=1;
            this.cursorLeft = false;
        }
        else if (this.cursorRight) {
            this.drawCursor(graphics, true);
            this.cursorX +=1;
            this.cursorRight = false;
        }
        else if (this.cursorUp) {
            this.drawCursor(graphics, true);
            this.cursorY -=1;
            this.cursorUp = false;
        }
        else if (this.cursorDown) {
            this.drawCursor(graphics, true);
            this.cursorY +=1;
            this.cursorDown = false;
        }

        this.drawCursor(graphics, false);

        this.stopFlicker = false;
    }

    private void drawBoard(Graphics graphics) {

        for (int vertical = 0; vertical < 8; vertical++) {
            for (int horizontal = 0; horizontal < 8; horizontal++) {
                if (vertical % 2 == 0) {
                    if (horizontal % 2 == 0)
                        graphics.setColor(Color.black);
                    else
                        graphics.setColor(Color.gray);
                }
                else {
                    if (horizontal % 2 == 0)
                        graphics.setColor(Color.gray);
                    else
                        graphics.setColor(Color.black);
                }

                graphics.fillRect(45 + 40 * horizontal, 10 + 40 * vertical, 35, 35);
            }
        }
    }

    private void drawPieces(Graphics graphics) {

        Piece pieceInQuestion;

        for (int index = 0; index < this.pieces.size(); index++) {
            pieceInQuestion = (Piece) this.pieces.elementAt(index);
            graphics.drawImage(pieceInQuestion.returnImage(),
            pieceInQuestion.getDrawX(), pieceInQuestion.getDrawY(), this);

            if (pieceInQuestion.getTeam() == 1)
                graphics.setColor(Color.blue);
            else
                graphics.setColor(Color.red);

            graphics.drawRect(pieceInQuestion.getDrawX() - 1,
                pieceInQuestion.getDrawY() - 1, 30, 30);
        }
    }

    private void drawCursor(Graphics graphics, boolean erase) {

        /* If 'erase' is true, then erase the old cursor.  If the
        cursor is dragging a piece, then erase its old version too. */

        if (erase) {

            if (this.pieceSelected) {
                Piece pieceInQuestion = (Piece) this.pieces.elementAt(this.pieceIndex);

                if (pieceInQuestion.getX() == 0
                    || pieceInQuestion.getX() == 9)
                    graphics.setColor(this.backgroundColor);
                else if (pieceInQuestion.getX() % 2 == 0) {
                    if (pieceInQuestion.getY() % 2 == 0)
                        graphics.setColor(Color.gray);
                    else
                        graphics.setColor(Color.black);
                }
                else {
                    if (pieceInQuestion.getY() % 2 == 0)
                        graphics.setColor(Color.black);
                    else
                        graphics.setColor(Color.gray);
                }

            graphics.fillRect(pieceInQuestion.getDrawX() - 1, pieceInQuestion.getDrawY() - 1,
                31, 31);
            }

            graphics.setColor(this.backgroundColor);
        }

        /* If we're not erasing, and no piece if selected, just
        draw the cursor normally. */

        else if (!this.pieceSelected)
            graphics.setColor(Color.white);

        /* In all other scenarios - ie - we're dragging a piece, but
        we're not erasing anything - we need to draw the piece and
        the cursor with an indicitive color. */

        else {

            Piece pieceInQuestion = (Piece) this.pieces.elementAt(this.pieceIndex);
            pieceInQuestion.setX(this.cursorX);
            pieceInQuestion.setY(this.cursorY);
            this.drawPieces(graphics);

            if (this.pieceTeam == 1)
                graphics.setColor(Color.blue);
            else
                graphics.setColor(Color.red);
        }

        graphics.drawRect(4 + 40 * cursorX, 9 + 40 * cursorY, 36, 36);
    }

    public void keyPressed(KeyEvent event) {

        int keyCode = event.getKeyCode();

        if (keyCode == 37 && this.cursorX > 0) // left
            this.cursorLeft = true;
        else if (keyCode == 39 && this.cursorX < 9) // right
            this.cursorRight = true;
        else if (keyCode == 38 && this.cursorY > 0) // up
            this.cursorUp = true;
        else if (keyCode == 40 && this.cursorY < 7) // down
            this.cursorDown = true;
        else if (keyCode == 32) { // space
            if (!this.pieceSelected) {

                Piece pieceInQuestion;

                for (int index = 0; index < this.pieces.size(); index++) {
                    pieceInQuestion = (Piece) this.pieces.elementAt(index);
                    if (this.cursorX == pieceInQuestion.getX()
                        && this.cursorY == pieceInQuestion.getY()) {
                        this.pieceSelected = true;
                        this.pieceIndex = index;
                        this.pieceTeam = pieceInQuestion.getTeam();
                    }
                }
            }
            else
                this.pieceSelected = false;
        }

        this.stopFlicker = true;

        repaint();
    }

    public void keyReleased(KeyEvent event) {
    }

    public void keyTyped(KeyEvent event) {
    }
}