/* ScummVM - Graphic Adventure Engine
 *
 * ScummVM is the legal property of its developers, whose names
 * are too numerous to list here. Please refer to the COPYRIGHT
 * file distributed with this source distribution.
 *
 * 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
 *
 */

/*
 * This code is based on the original source code of Lord Avalot d'Argent version 1.3.
 * Copyright (c) 1994-1995 Mike, Mark and Thomas Thurman.
 */

/* Phew! */
#include "graph.h"

namespace Avalanche {

/*$S-*/
integer gd, gm;
untyped_file f;
text t;
string x;

boolean subpix(integer x, integer y) {
	boolean subpix_result;
	subpix_result = getpixel(x, y) == 15;
	return subpix_result;
}

byte pixel(integer x, integer y) {
	byte pixel_result;
	pixel_result = (byte)(
	                   subpix(x * 4, y * 2) ||
	                   subpix(x * 4 + 1, y * 2) ||
	                   subpix(x * 4 + 2, y * 2) ||
	                   subpix(x * 4 + 3, y * 2) ||
	                   subpix(x * 4, y * 2 + 1) ||
	                   subpix(x * 4 + 1, y * 2 + 1) ||
	                   subpix(x * 4 + 2, y * 2 + 1) ||
	                   subpix(x * 4 + 3, y * 2 + 1)
	               ) * 15;
	return pixel_result;
}

int main(int argc, const char *argv[]) {
	pio_initialize(argc, argv);
	gd = 3;
	gm = 1;
	initgraph(gd, gm, "o:");
	assign(f, "v:logo.avd");
	reset(f, 1);
	for (gd = 0; gd <= 180; gd ++)
		blockread(f, mem[0xa000 * (gd * 80)], 53);
	close(f);
	for (gd = 1; gd <= 106; gd ++)
		for (gm = 0; gm <= 145; gm ++)
			putpixel(gd, gm + 181, pixel(gd, gm));
	assign(t, "d:avalot.txt");
	rewrite(t);
	for (gm = 1; gm <= 36; gm ++) {
		x = "";
		for (gd = 1; gd <= 106; gd ++)
			switch (getpixel(gd, gm * 2 + 181) * 2 + getpixel(gd, gm * 2 + 182)) {
			case 0:
				x = x + ' ';
				break;
			case 15:
				x = x + 'Ü';
				break;
			case 30:
				x = x + 'ß';
				break;
			case 45:
				x = x + 'Û';
				break;
			}
		t << x << NL;
	}
	close(t);
	return EXIT_SUCCESS;
}

} // End of namespace Avalanche.