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/* $Id$ */
/*
* 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 newgrf_airport.h NewGRF handling of airports. */
#include "stdafx.h"
#include "airport.h"
#include "newgrf_airport.h"
#include "date_func.h"
#include "settings_type.h"
AirportSpec AirportSpec::dummy = {NULL, NULL, 0, 0, 0, 0, 0, MIN_YEAR, MIN_YEAR};
AirportSpec AirportSpec::oilrig = {NULL, NULL, 0, 1, 1, 0, 4, MIN_YEAR, MIN_YEAR};
/**
* Retrieve airport spec for the given airport
* @param type index of airport
* @return A pointer to the corresponding AirportSpec
*/
/* static */ const AirportSpec *AirportSpec::Get(byte type)
{
if (type == AT_OILRIG) return &oilrig;
assert(type < NUM_AIRPORTS);
extern const AirportSpec _origin_airport_specs[];
return &_origin_airport_specs[type];
}
bool AirportSpec::IsAvailable() const
{
if (_cur_year < this->min_year) return false;
if (_settings_game.station.never_expire_airports) return true;
return _cur_year <= this->max_year;
}
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