APT_HELIPAD_3_FENCE_NW     = 135,

	APT_LOW_BUILDING           = 136,

	APT_APRON_FENCE_NE_SE      = 137,

	APT_APRON_HALF_EAST        = 138,

	APT_APRON_HALF_WEST        = 139,

	APT_GRASS_FENCE_NE_FLAG_2  = 140,

	/* 141-143 used for flag animation */

};

#include "table/airport_defaults.h"

AirportSpec AirportSpec::dummy = {NULL, NULL, 0, 0, 0, 0, 0, MIN_YEAR, MIN_YEAR};

/* Uncomment this to print out a full report of the airport-structure

 * You should either use

 * - true: full-report, print out every state and choice with string-names

 * OR

 * - false: give a summarized report which only shows current and next position */

//#define DEBUG_AIRPORT false

static AirportFTAClass *_dummy_airport;

static AirportFTAClass *_country_airport;

static AirportFTAClass *_city_airport;

static AirportFTAClass *_oilrig;

	const AirportTileTable * const *table; ///< list of the tiles composing the airport

	const TileIndexDiffC *depot_table;     ///< gives the position of the depots on the airports

	byte nof_depots;                       ///< the number of depots in this airport

	byte size_x;                           ///< size of airport in x direction

	byte size_y;                           ///< size of airport in y direction

	byte noise_level;                      ///< noise that this airport generates

	byte catchment;                        ///< catchment area of this airport

	Year min_year;                         ///< first year the airport is available

	Year max_year;                         ///< last year the airport is available

	static AirportSpec *Get(byte type)

	{

		assert(type < NUM_AIRPORTS);

		extern AirportSpec _origin_airport_specs[NUM_AIRPORTS];

		return &_origin_airport_specs[type];

	}

	bool IsAvailable() const;

	static AirportSpec dummy;

};

enum {

	AMED_NOSPDCLAMP = 1 << 0,

	AMED_TAKEOFF    = 1 << 1,

	AMED_SLOWTURN   = 1 << 2,

	AMED_LAND       = 1 << 3,

	AMED_EXACTPOS   = 1 << 4,

	AMED_BRAKE      = 1 << 5,

	AMED_HELI_RAISE = 1 << 6,

	AMED_HELI_LOWER = 1 << 7,