/* 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.
 */

/*#include "Dos.h"*/
#include "graph.h"
/*#include "Crt.h"*/

namespace Avalanche {

const integer xm = 511;
const integer ym = 184;
integer gd, gm;
word oh, om,/*os,*/h, m, s, s1;
char r;

void hand(word ang, word length, byte colour) {
	arccoordstype a;
	if (ang > 900)  return;
	setcolor(colour);
	arc(xm, ym, 449 - ang, 450 - ang, length);
	getarccoords(a);
	line(xm, ym, a.xend, a.yend); /* "With a do-line???!", Liz said */
}

void chime() {
	integer gd, gm, fv;
	if (oh > 177)  return; /* too high- must be first time around */
	fv = h / 30;
	if (fv == 0)  fv = 12;
	for (gd = 1; gd <= fv; gd ++) {
		for (gm = 1; gm <= 3; gm ++) {
			sound(140 - gm * 30);
			delay(50 - gm * 3);
		}
		nosound;
		if ((cardinal)gd != oh)  delay(100);
	}
}

void plothands() {
	hand(oh, 17, brown);
	hand(h, 17, yellow);
	hand(om * 6, 20, brown);
	hand(m * 6, 20, yellow);
}

int main(int argc, const char *argv[]) {
	pio_initialize(argc, argv);
	gd = 3;
	gm = 0;
	initgraph(gd, gm, "");
	setfillstyle(1, 6);
	bar(0, 0, 640, 200);
	oh = 17717;
	om = 17717;
	do {
		gettime(h, m, s, s1);
		h = (h % 12) * 30 + m / 2;
		if (oh != h)  {
			plothands();
			chime();
		}
		if (om != m)  plothands();
		oh = h;
		om = m;
	} while (!false);
	return EXIT_SUCCESS;
}

} // End of namespace Avalanche.