290 } ViewportSign;

   290 } ViewportSign;

   291 

   291 

   292 typedef int32 CommandProc(int x, int y, uint32 flags, uint32 p1, uint32 p2);

   292 typedef int32 CommandProc(int x, int y, uint32 flags, uint32 p1, uint32 p2);

   293 

   293 

   294 typedef void DrawTileProc(TileInfo *ti);

   294 typedef void DrawTileProc(TileInfo *ti);

   296 typedef int32 ClearTileProc(TileIndex tile, byte flags);

   296 typedef int32 ClearTileProc(TileIndex tile, byte flags);

   297 typedef void GetAcceptedCargoProc(TileIndex tile, AcceptedCargo res);

   297 typedef void GetAcceptedCargoProc(TileIndex tile, AcceptedCargo res);

   298 typedef void GetTileDescProc(TileIndex tile, TileDesc *td);

   298 typedef void GetTileDescProc(TileIndex tile, TileDesc *td);

   299 /* GetTileTrackStatusProcs return a value that contains the possible tracks

   299 /* GetTileTrackStatusProcs return a value that contains the possible tracks

   300  * that can be taken on a given tile by a given transport. The return value is

   300  * that can be taken on a given tile by a given transport. The return value is