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@@ -35,6 +35,30 @@ struct TileArea {
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uint8 h; ///< The height of the area
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};
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/** StationRect - used to track station spread out rectangle - cheaper than scanning whole map */
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struct StationRect : public Rect {
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enum StationRectMode
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{
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ADD_TEST = 0,
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ADD_TRY,
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ADD_FORCE
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};
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StationRect();
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void MakeEmpty();
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bool PtInExtendedRect(int x, int y, int distance = 0) const;
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bool IsEmpty() const;
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bool BeforeAddTile(TileIndex tile, StationRectMode mode);
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bool BeforeAddRect(TileIndex tile, int w, int h, StationRectMode mode);
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bool AfterRemoveTile(BaseStation *st, TileIndex tile);
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bool AfterRemoveRect(BaseStation *st, TileIndex tile, int w, int h);
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static bool ScanForStationTiles(StationID st_id, int left_a, int top_a, int right_a, int bottom_a);
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StationRect& operator = (Rect src);
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};
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/** Base class for all station-ish types */
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struct BaseStation : StationPool::PoolItem<&_station_pool> {
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TileIndex xy; ///< Base tile of the station
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@@ -57,7 +81,18 @@ struct BaseStation : StationPool::PoolIt
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byte waiting_triggers; ///< Waiting triggers (NewGRF) for this station
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uint8 cached_anim_triggers; ///< NOSAVE: Combined animation trigger bitmask, used to determine if trigger processing should happen.
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BaseStation(TileIndex tile) : xy(tile) { }
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TileArea train_station; ///< Tile area the train 'station' part covers
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StationRect rect; ///< NOSAVE: Station spread out rectangle maintained by StationRect::xxx() functions
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/**
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* Initialize the base station.
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* @param tile The location of the station sign
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*/
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BaseStation(TileIndex tile) :
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xy(tile),
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train_station(INVALID_TILE, 0, 0)
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{
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}
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virtual ~BaseStation();
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