24 	int a;

    24 	int a;

    25 	int b;

    25 	int b;

    26 };

    26 };

    27 

    27 

    28 #include "map.h"

    28 #include "map.h"

    30 

    31 

    31 // Forward declarations of structs.

    32 // Forward declarations of structs.

    33 struct Depot;

    33 struct Depot;

    34 struct Waypoint;

    34 struct Waypoint;

    35 struct Station;

    35 struct Station;

    36 struct ViewPort;

    36 struct ViewPort;

    37 struct Town;

    37 struct Town;

    53 static const StringID INVALID_STRING_ID = 0xFFFF;

    53 static const StringID INVALID_STRING_ID = 0xFFFF;

    54 

    54 

    55 typedef EngineID *EngineList; ///< engine list type placeholder acceptable for C code (see helpers.cpp)

    55 typedef EngineID *EngineList; ///< engine list type placeholder acceptable for C code (see helpers.cpp)

    56 

    56 

    57 /* IDs used in Pools */

    57 /* IDs used in Pools */

    59 typedef uint16 StationID;

    58 typedef uint16 StationID;

    60 static const StationID INVALID_STATION = 0xFFFF;

    59 static const StationID INVALID_STATION = 0xFFFF;

    61 typedef uint16 RoadStopID;

    60 typedef uint16 RoadStopID;

    62 typedef uint16 TownID;

    61 typedef uint16 TownID;

    63 typedef uint16 IndustryID;

    62 typedef uint16 IndustryID;