author | KUDr |
Fri, 20 Apr 2007 19:43:06 +0000 | |
changeset 6513 | 454347ca3dfb |
parent 6432 | 226650eb2ef3 |
child 6943 | 1914f26aee04 |
permissions | -rw-r--r-- |
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/* $Id$ */ |
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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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TileIndex xy; ///< Tile of waypoint |
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WaypointID index; ///< Index 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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|
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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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}; |
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|
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DECLARE_OLD_POOL(Waypoint, Waypoint, 3, 8000) |
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/** |
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* Check if a Waypoint really exists. |
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* @param wp Waypoint to query |
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* @return the validity of the waypoint |
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*/ |
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static inline bool IsValidWaypoint(const Waypoint *wp) |
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{ |
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return wp->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() && IsValidWaypoint(GetWaypoint(index)); |
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} |
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void DestroyWaypoint(Waypoint *wp); |
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static inline void DeleteWaypoint(Waypoint *wp) |
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{ |
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DestroyWaypoint(wp); |
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wp->xy = 0; |
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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 (IsValidWaypoint(wp)) |
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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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int32 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 image, 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 */ |