/* $Id$ */ /** @file station_base.h Base classes/functions for stations. */ #ifndef STATION_BASE_H #define STATION_BASE_H #include "station_type.h" #include "airport.h" #include "oldpool.h" #include "cargopacket.h" #include "cargo_type.h" #include "town_type.h" #include "strings_type.h" #include "date_type.h" #include "vehicle_type.h" #include "company_type.h" #include "core/geometry_type.hpp" #include "viewport_type.h" #include <list> DECLARE_OLD_POOL(Station, Station, 6, 1000) DECLARE_OLD_POOL(RoadStop, RoadStop, 5, 2000) static const byte INITIAL_STATION_RATING = 175; struct GoodsEntry { enum AcceptancePickup { ACCEPTANCE, PICKUP }; GoodsEntry() : acceptance_pickup(0), days_since_pickup(255), rating(INITIAL_STATION_RATING), last_speed(0), last_age(255) {} byte acceptance_pickup; byte days_since_pickup; byte rating; byte last_speed; byte last_age; CargoList cargo; ///< The cargo packets of cargo waiting in this station }; /** A Stop for a Road Vehicle */ struct RoadStop : PoolItem<RoadStop, RoadStopID, &_RoadStop_pool> { static const int cDebugCtorLevel = 5; ///< Debug level on which Contructor / Destructor messages are printed static const uint LIMIT = 16; ///< The maximum amount of roadstops that are allowed at a single station static const uint MAX_BAY_COUNT = 2; ///< The maximum number of loading bays TileIndex xy; ///< Position on the map byte status; ///< Current status of the Stop. Like which spot is taken. Access using *Bay and *Busy functions. byte num_vehicles; ///< Number of vehicles currently slotted to this stop struct RoadStop *next; ///< Next stop of the given type at this station RoadStop(TileIndex tile = 0); virtual ~RoadStop(); /** * Determines whether a road stop exists * @return true if and only is the road stop exists */ inline bool IsValid() const { return this->xy != 0; } /* For accessing status */ bool HasFreeBay() const; bool IsFreeBay(uint nr) const; uint AllocateBay(); void AllocateDriveThroughBay(uint nr); void FreeBay(uint nr); bool IsEntranceBusy() const; void SetEntranceBusy(bool busy); RoadStop *GetNextRoadStop(const Vehicle *v) const; }; struct StationSpecList { const StationSpec *spec; uint32 grfid; ///< GRF ID of this custom station uint8 localidx; ///< Station ID within GRF of station }; /** StationRect - used to track station spread out rectangle - cheaper than scanning whole map */ struct StationRect : public Rect { enum StationRectMode { ADD_TEST = 0, ADD_TRY, ADD_FORCE }; StationRect(); void MakeEmpty(); bool PtInExtendedRect(int x, int y, int distance = 0) const; bool IsEmpty() const; bool BeforeAddTile(TileIndex tile, StationRectMode mode); bool BeforeAddRect(TileIndex tile, int w, int h, StationRectMode mode); bool AfterRemoveTile(Station *st, TileIndex tile); bool AfterRemoveRect(Station *st, TileIndex tile, int w, int h); static bool ScanForStationTiles(StationID st_id, int left_a, int top_a, int right_a, int bottom_a); StationRect& operator = (Rect src); }; struct Station : PoolItem<Station, StationID, &_Station_pool> { public: RoadStop *GetPrimaryRoadStop(RoadStopType type) const { return type == ROADSTOP_BUS ? bus_stops : truck_stops; } RoadStop *GetPrimaryRoadStop(const Vehicle *v) const; const AirportFTAClass *Airport() const { if (airport_tile == 0) return GetAirport(AT_DUMMY); return GetAirport(airport_type); } TileIndex xy; RoadStop *bus_stops; RoadStop *truck_stops; TileIndex train_tile; TileIndex airport_tile; TileIndex dock_tile; Town *town; StringID string_id; ///< Default name (town area) of station char *name; ///< Custom name ViewportSign sign; uint16 had_vehicle_of_type; byte time_since_load; byte time_since_unload; byte delete_ctr; OwnerByte owner; byte facilities; byte airport_type; /* trainstation width/height */ byte trainst_w, trainst_h; /** List of custom stations (StationSpecs) allocated to the station */ uint8 num_specs; StationSpecList *speclist; Date build_date; uint64 airport_flags; ///< stores which blocks on the airport are taken. was 16 bit earlier on, then 32 byte last_vehicle_type; std::list<Vehicle *> loading_vehicles; GoodsEntry goods[NUM_CARGO]; uint16 random_bits; byte waiting_triggers; uint8 cached_anim_triggers; ///< Combined animation trigger bitmask, used to determine if trigger processing should happen. StationRect rect; ///< Station spread out rectangle (not saved) maintained by StationRect_xxx() functions static const int cDebugCtorLevel = 5; Station(TileIndex tile = 0); virtual ~Station(); void AddFacility(byte new_facility_bit, TileIndex facil_xy); /** * Mark the sign of a station dirty for repaint. * * @ingroup dirty */ void MarkDirty() const; /** * Marks the tiles of the station as dirty. * * @ingroup dirty */ void MarkTilesDirty(bool cargo_change) const; bool TileBelongsToRailStation(TileIndex tile) const; uint GetPlatformLength(TileIndex tile, DiagDirection dir) const; uint GetPlatformLength(TileIndex tile) const; bool IsBuoy() const; /** * Determines whether a station exists * @return true if and only is the station exists */ inline bool IsValid() const { return this->xy != 0; } }; static inline StationID GetMaxStationIndex() { /* TODO - This isn't the real content of the function, but * with the new pool-system this will be replaced with one that * _really_ returns the highest index. Now it just returns * the next safe value we are sure about everything is below. */ return GetStationPoolSize() - 1; } static inline uint GetNumStations() { return GetStationPoolSize(); } static inline bool IsValidStationID(StationID index) { return index < GetStationPoolSize() && GetStation(index)->IsValid(); } #define FOR_ALL_STATIONS_FROM(st, start) for (st = GetStation(start); st != NULL; st = (st->index + 1U < GetStationPoolSize()) ? GetStation(st->index + 1U) : NULL) if (st->IsValid()) #define FOR_ALL_STATIONS(st) FOR_ALL_STATIONS_FROM(st, 0) /* Stuff for ROADSTOPS */ #define FOR_ALL_ROADSTOPS_FROM(rs, start) for (rs = GetRoadStop(start); rs != NULL; rs = (rs->index + 1U < GetRoadStopPoolSize()) ? GetRoadStop(rs->index + 1U) : NULL) if (rs->IsValid()) #define FOR_ALL_ROADSTOPS(rs) FOR_ALL_ROADSTOPS_FROM(rs, 0) /* End of stuff for ROADSTOPS */ #endif /* STATION_BASE_H */