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70 lines
2.1 KiB
C
70 lines
2.1 KiB
C
/* $Id$ */
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/** @file waypoint.h */
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#ifndef WAYPOINT_H
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#define WAYPOINT_H
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#include "oldpool.h"
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#include "rail_map.h"
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struct Waypoint;
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DECLARE_OLD_POOL(Waypoint, Waypoint, 3, 8000)
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struct Waypoint : PoolItem<Waypoint, WaypointID, &_Waypoint_pool> {
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TileIndex xy; ///< Tile of waypoint
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TownID town_index; ///< Town associated with the waypoint
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byte town_cn; ///< The Nth waypoint for this town (consecutive number)
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StringID string; ///< If this is zero (i.e. no custom name), town + town_cn is used for naming
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ViewportSign sign; ///< Dimensions of sign (not saved)
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Date build_date; ///< Date of construction
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byte stat_id; ///< ID of waypoint within the waypoint class (not saved)
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uint32 grfid; ///< ID of GRF file
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byte localidx; ///< Index of station within GRF file
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byte deleted; ///< Delete counter. If greater than 0 then it is decremented until it reaches 0; the waypoint is then is deleted.
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Waypoint(TileIndex tile = 0);
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~Waypoint();
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inline bool IsValid() const { return this->xy != 0; }
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};
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static inline bool IsValidWaypointID(WaypointID index)
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{
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return index < GetWaypointPoolSize() && GetWaypoint(index)->IsValid();
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}
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static inline void DeleteWaypoint(Waypoint *wp)
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{
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wp->~Waypoint();
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}
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#define FOR_ALL_WAYPOINTS_FROM(wp, start) for (wp = GetWaypoint(start); wp != NULL; wp = (wp->index + 1U < GetWaypointPoolSize()) ? GetWaypoint(wp->index + 1U) : NULL) if (wp->IsValid())
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#define FOR_ALL_WAYPOINTS(wp) FOR_ALL_WAYPOINTS_FROM(wp, 0)
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/**
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* Fetch a waypoint by tile
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* @param tile Tile of waypoint
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* @return Waypoint
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*/
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static inline Waypoint *GetWaypointByTile(TileIndex tile)
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{
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assert(IsTileType(tile, MP_RAILWAY) && IsRailWaypoint(tile));
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return GetWaypoint(GetWaypointIndex(tile));
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}
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CommandCost RemoveTrainWaypoint(TileIndex tile, uint32 flags, bool justremove);
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Station *ComposeWaypointStation(TileIndex tile);
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void ShowRenameWaypointWindow(const Waypoint *cp);
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void DrawWaypointSprite(int x, int y, int stat_id, RailType railtype);
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void FixOldWaypoints();
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void UpdateAllWaypointSigns();
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void AfterLoadWaypoints();
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#endif /* WAYPOINT_H */
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