/*
 * Maze
 * Copyright (C) 2000  Paul Davis, pdavis@lpccomp.bc.ca
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
 */


/**
 * Show a crude representation of the maze on standard output.
 */
public class MazeTextDisplay {

	/**
	 * The maze model.
	 * @see MazeModel
	 */
	private MazeModel model;

	private Coordinate3D size;

	/**
	 * Create the display with the given MazeModel.
	 */
	public MazeTextDisplay(MazeModel model) {
		this.model = model;
		size = model.getSize();
	}

	/**
	 * Display the maze on standard output.
	 */
	public void display(Coordinate3D cur) {
		int x,y,z;

		Coordinate3D finish = model.getFinish();
		System.out.println("");
		for ( z=0 ; z<size.z ; z++ ) {
			for ( x=0 ; x<size.x ; x++ )
				System.out.print("+--");
			System.out.println("+");

			for ( y=0 ; y<size.y ; y++ ) {
				for ( x=0 ; x<size.x ; x++ ) {
					if ( (model.grid(x,y,z) & MazeModel.XMI) != 0 )
						System.out.print(' ');
					else
						System.out.print('|');
					if ( finish != null && x == finish.x && y == finish.y && z == finish.z )
						System.out.print('F');
					else if ( (model.grid(x,y,z) & MazeModel.ZPL) != 0 )
						System.out.print('u');
					else if ( (model.grid(x,y,z) & MazeModel.MARK) != 0 )
						System.out.print('.');
					else
						System.out.print(' ');
					if ( cur != null && x == cur.x && y == cur.y && z == cur.z )
						System.out.print('*');
					else if ( (model.grid(x,y,z) & MazeModel.ZMI) != 0 )
						System.out.print('d');
					else if ( (model.grid(x,y,z) & MazeModel.MARK) != 0 )
						System.out.print('.');
					else
						System.out.print(' ');
				}
				System.out.println("|");
				for ( x=0 ; x<size.x ; x++ )
					if ( (model.grid(x,y,z) & MazeModel.YPL) != 0 )
						System.out.print("+  ");
					else
						System.out.print("+--");
				System.out.println("+");
			}
		}
	}
}