mirror of https://github.com/OpenTTD/OpenTTD.git
66 lines
1.6 KiB
C
66 lines
1.6 KiB
C
#ifndef WAYPOINT_H
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#define WAYPOINT_H
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#include "pool.h"
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struct Waypoint {
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TileIndex xy;
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uint16 index;
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uint16 town_index;
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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, town + town_cn is used for naming
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ViewportSign sign;
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uint16 build_date;
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byte stat_id;
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byte deleted; // this is a delete counter. when it reaches 0, the waypoint struct is deleted.
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};
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enum {
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RAIL_TYPE_WAYPOINT = 0xC4,
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RAIL_WAYPOINT_TRACK_MASK = 1,
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};
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extern MemoryPool _waypoint_pool;
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/**
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* Get the pointer to the waypoint with index 'index'
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*/
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static inline Waypoint *GetWaypoint(uint index)
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{
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return (Waypoint*)GetItemFromPool(&_waypoint_pool, index);
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}
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/**
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* Get the current size of the WaypointPool
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*/
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static inline uint16 GetWaypointPoolSize(void)
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{
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return _waypoint_pool.total_items;
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}
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static inline bool IsWaypointIndex(uint index)
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{
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return index < GetWaypointPoolSize();
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}
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#define FOR_ALL_WAYPOINTS_FROM(wp, start) for (wp = GetWaypoint(start); wp != NULL; wp = (wp->index + 1 < GetWaypointPoolSize()) ? GetWaypoint(wp->index + 1) : NULL)
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#define FOR_ALL_WAYPOINTS(wp) FOR_ALL_WAYPOINTS_FROM(wp, 0)
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static inline bool IsRailWaypoint(byte m5)
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{
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return (m5 & 0xFC) == 0xC4;
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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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Waypoint *GetWaypointByTile(TileIndex tile);
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void ShowRenameWaypointWindow(Waypoint *cp);
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void DrawWaypointSprite(int x, int y, int image, int railtype);
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void UpdateWaypointSign(Waypoint *cp);
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void FixOldWaypoints(void);
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void UpdateAllWaypointSigns(void);
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#endif /* WAYPOINT_H */
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