/* $Id$ */

/*
 * This file is part of OpenTTD.
 * OpenTTD 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, version 2.
 * OpenTTD 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 OpenTTD. If not, see <http://www.gnu.org/licenses/>.
 */

/** @file ai_signlist.cpp Implementation of AISignList and friends. */

#include "ai_signlist.hpp"
#include "ai_sign.hpp"
#include "../../signs_base.h"

AISignList::AISignList()
{
	Sign *s;
	FOR_ALL_SIGNS(s) {
		if (AISign::IsValidSign(s->index)) this->AddItem(s->index);
	}
}