truelight@0: #ifndef FUNCTIONS_H
truelight@0: #define FUNCTIONS_H
truelight@0: 
truelight@0: /* vehicle.c */
truelight@0: 
truelight@0: /* window.c */
truelight@0: 
truelight@0: 
truelight@0: /* landscape.c */
truelight@0: void FindLandscapeHeight(TileInfo *ti, uint x, uint y);
truelight@0: void FindLandscapeHeightByTile(TileInfo *ti, uint tile);
truelight@0: uint GetTileSlope(uint tile, int *h);
truelight@0: int GetTileZ(uint tile);
truelight@0: 
truelight@0: void DoClearSquare(uint tile);
truelight@0: void CDECL ModifyTile(uint tile, uint flags, ...);
tron@1093: void RunTileLoop(void);
truelight@0: 
truelight@0: uint GetPartialZ(int x, int y, int corners);
truelight@0: uint GetSlopeZ(int x, int y);
truelight@159: uint32 GetTileTrackStatus(uint tile, TransportType mode);
tron@473: void GetAcceptedCargo(uint tile, AcceptedCargo ac);
truelight@0: void ChangeTileOwner(uint tile, byte old_player, byte new_player);
truelight@0: void AnimateTile(uint tile);
truelight@0: void ClickTile(uint tile);
truelight@0: void GetTileDesc(uint tile, TileDesc *td);
truelight@0: void DrawTile(TileInfo *ti);
truelight@0: 
truelight@0: bool IsValidTile(uint tile);
truelight@0: 
tron@536: static inline Point RemapCoords(int x, int y, int z)
tron@536: {
truelight@0: #if !defined(NEW_ROTATION)
truelight@781: 	Point pt;
truelight@781: 	pt.x = (y - x) * 2;
truelight@781: 	pt.y = y + x - z;
truelight@0: #else
truelight@781: 	Point pt;
truelight@781: 	pt.x = (x + y) * 2;
truelight@781: 	pt.y = x - y - z;
truelight@0: #endif
tron@536: 	return pt;
tron@536: }
truelight@0: 
tron@536: static inline Point RemapCoords2(int x, int y)
tron@536: {
tron@536: 	return RemapCoords(x, y, GetSlopeZ(x, y));
tron@536: }
truelight@0: 
truelight@0: 
truelight@0: /* clear_land.c */
truelight@0: void DrawHillyLandTile(TileInfo *ti);
truelight@0: void DrawClearLandTile(TileInfo *ti, byte set);
truelight@0: void DrawClearLandFence(TileInfo *ti, byte img);
truelight@0: void TileLoopClearHelper(uint tile);
truelight@0: 
truelight@0: /* station_land.c */
truelight@0: void StationPickerDrawSprite(int x, int y, int railtype, int image);
truelight@0: 
truelight@0: /* track_land.c */
truelight@0: void DrawTrainDepotSprite(int x, int y, int image, int railtype);
dominik@415: void DrawWaypointSprite(int x, int y, int image, int railtype);
truelight@0: 
truelight@0: /* road_land.c */
truelight@0: void DrawRoadDepotSprite(int x, int y, int image);
truelight@0: 
truelight@0: /* water_land.c */
truelight@0: void DrawShipDepotSprite(int x, int y, int image);
truelight@0: void TileLoop_Water(uint tile);
truelight@0: 
truelight@0: /* players.c */
truelight@0: bool CheckPlayerHasMoney(int32 cost);
truelight@0: void SubtractMoneyFromPlayer(int32 cost);
truelight@0: void SubtractMoneyFromPlayerFract(byte player, int32 cost);
truelight@0: bool CheckOwnership(byte owner);
truelight@0: bool CheckTileOwnership(uint tile);
darkvater@2: StringID GetPlayerNameString(byte player, byte index);
truelight@0: 
truelight@0: /* standard */
truelight@0: void ShowInfo(const char *str);
truelight@0: void CDECL ShowInfoF(const char *str, ...);
truelight@0: void NORETURN CDECL error(const char *str, ...);
truelight@0: 
truelight@0: /* ttd.c */
truelight@543: 
truelight@543: // **************
truelight@543: // * Warning: DO NOT enable this unless you understand what it does
truelight@543: // *
truelight@543: // * If enabled, in a network game all randoms will be dumped to the
truelight@543: // *  stdout if the first client joins (or if you are a client). This
truelight@543: // *  is to help finding desync problems.
truelight@543: // *
truelight@543: // * Warning: DO NOT enable this unless you understand what it does
truelight@543: // **************
truelight@543: 
truelight@543: //#define RANDOM_DEBUG
truelight@543: 
truelight@543: #ifdef RANDOM_DEBUG
truelight@543: 	#define Random() DoRandom(__LINE__, __FILE__)
truelight@1120: 	uint32 DoRandom(int line, const char *file);
truelight@543: 	#define RandomRange(max) DoRandomRange(max, __LINE__, __FILE__)
truelight@1120: 	uint DoRandomRange(uint max, int line, const char *file);
truelight@543: #else
tron@1093: 	uint32 Random(void);
truelight@543: 	uint RandomRange(uint max);
truelight@543: #endif
truelight@0: 
tron@1093: void InitPlayerRandoms(void);
signde@206: 
tron@1093: uint32 InteractiveRandom(void); /* Used for random sequences that are not the same on the other end of the multiplayer link */
signde@239: uint InteractiveRandomRange(uint max);
signde@239: 
truelight@0: void SetDate(uint date);
truelight@0: /* facedraw.c */
truelight@0: void DrawPlayerFace(uint32 face, int color, int x, int y);
truelight@0: 
truelight@0: /* texteff.c */
tron@1093: void MoveAllTextEffects(void);
truelight@0: void AddTextEffect(StringID msg, int x, int y, uint16 duration);
tron@1093: void InitTextEffects(void);
truelight@0: void DrawTextEffects(DrawPixelInfo *dpi);
truelight@0: 
tron@1093: void InitTextMessage(void);
tron@1093: void DrawTextMessage(void);
truelight@619: void CDECL AddTextMessage(uint16 color, uint8 duration, const char *message, ...);
tron@1093: void UndrawTextMessage(void);
tron@1093: void TextMessageDailyLoop(void);
truelight@543: 
truelight@0: bool AddAnimatedTile(uint tile);
truelight@0: void DeleteAnimatedTile(uint tile);
tron@1093: void AnimateAnimatedTiles(void);
tron@1093: void InitializeAnimatedTiles(void);
truelight@0: 
truelight@0: /* tunnelbridge_cmd.c */
truelight@0: bool CheckTunnelInWay(uint tile, int z);
truelight@0: bool CheckBridge_Stuff(byte bridge_type, int bridge_len);
truelight@0: uint32 GetBridgeLength(TileIndex begin, TileIndex end);
truelight@0: int CalcBridgeLenCostFactor(int x);
truelight@0: 
truelight@0: typedef void CommandCallback(bool success, uint tile, uint32 p1, uint32 p2);
truelight@0: bool DoCommandP(TileIndex tile, uint32 p1, uint32 p2, CommandCallback *callback, uint32 cmd);
truelight@0: 
truelight@543: /* network.c */
truelight@543: void NetworkUDPClose(void);
tron@1093: void NetworkStartUp(void);
truelight@543: void NetworkShutDown(void);
truelight@543: void NetworkGameLoop(void);
truelight@543: void NetworkUDPGameLoop(void);
truelight@543: bool NetworkServerStart(void);
truelight@543: bool NetworkClientConnectGame(const byte* host, unsigned short port);
tron@1093: void NetworkReboot(void);
tron@1093: void NetworkDisconnect(void);
truelight@543: void NetworkSend_Command(uint32 tile, uint32 p1, uint32 p2, uint32 cmd, CommandCallback *callback);
truelight@0: 
truelight@0: /* misc_cmd.c */
tron@1093: void PlaceTreesRandomly(void);
truelight@0: 
truelight@0: void InitializeLandscapeVariables(bool only_constants);
truelight@0: 
truelight@0: /* misc.c */
truelight@0: void DeleteName(StringID id);
truelight@0: byte *GetName(int id, byte *buff);
truelight@543: 
truelight@543: // AllocateNameUnique also tests if the name used is not used anywere else
truelight@543: //  and if it is used, it returns an error.
truelight@543: #define AllocateNameUnique(name, skip) RealAllocateName(name, skip, true)
truelight@543: #define AllocateName(name, skip) RealAllocateName(name, skip, false)
truelight@543: StringID RealAllocateName(const byte *name, byte skip, bool check_double);
truelight@0: void ConvertDayToYMD(YearMonthDay *ymd, uint16 date);
truelight@0: uint ConvertYMDToDay(uint year, uint month, uint day);
truelight@0: uint ConvertIntDate(uint date);
truelight@543: void CSleep(int milliseconds);
truelight@0: 
truelight@0: 
truelight@0: /* misc functions */
truelight@0: void MarkTileDirty(int x, int y);
truelight@0: void MarkTileDirtyByTile(TileIndex tile);
truelight@0: void InvalidateWindow(byte cls, WindowNumber number);
truelight@0: void InvalidateWindowWidget(byte cls, WindowNumber number, byte widget_index);
truelight@0: void InvalidateWindowClasses(byte cls);
truelight@0: void DeleteWindowById(WindowClass cls, WindowNumber number);
darkvater@999: void DeleteWindowByClass(WindowClass cls);
truelight@0: 
truelight@0: void SetObjectToPlaceWnd(int icon, byte mode, Window *w);
tron@873: void SetObjectToPlace(int icon, byte mode, WindowClass window_class, WindowNumber window_num);
truelight@0: 
tron@1093: void ResetObjectToPlace(void);
darkvater@152: 
darkvater@152: bool ScrollWindowToTile(TileIndex tile, Window * w);
darkvater@152: bool ScrollWindowTo(int x, int y, Window * w);
darkvater@152: 
truelight@0: bool ScrollMainWindowToTile(TileIndex tile);
truelight@0: bool ScrollMainWindowTo(int x, int y);
truelight@0: void DrawSprite(uint32 img, int x, int y);
darkvater@1082: uint GetCorrectTileHeight(TileIndex tile);
truelight@0: bool EnsureNoVehicle(TileIndex tile);
truelight@0: bool EnsureNoVehicleZ(TileIndex tile, byte z);
truelight@0: void MarkAllViewportsDirty(int left, int top, int right, int bottom);
truelight@0: void ShowCostOrIncomeAnimation(int x, int y, int z, int32 cost);
truelight@0: 
truelight@0: void DrawFoundation(TileInfo *ti, uint f);
truelight@0: 
truelight@0: bool CheckIfAuthorityAllows(uint tile);
truelight@0: Town *ClosestTownFromTile(uint tile, uint threshold);
truelight@0: void ChangeTownRating(Town *t, int add, int max);
truelight@0: 
truelight@0: uint GetRoadBitsByTile(TileIndex tile);
truelight@0: int GetTownRadiusGroup(Town *t, uint tile);
truelight@543: void ShowNetworkChatQueryWindow(byte desttype, byte dest);
truelight@543: void ShowNetworkGiveMoneyWindow(byte player);
tron@1093: void ShowNetworkNeedGamePassword(void);
tron@1093: void ShowNetworkNeedCompanyPassword(void);
darkvater@395: void ShowRenameWaypointWindow(Waypoint *cp);
truelight@0: int FindFirstBit(uint32 x);
darkvater@998: void ShowHighscoreTable(int difficulty, int8 rank);
darkvater@983: void ShowEndGameChart(void);
truelight@0: TileIndex AdjustTileCoordRandomly(TileIndex a, byte rng);
truelight@0: 
truelight@0: enum SaveOrLoadResult {
truelight@0: 	SL_OK = 0, // completed successfully
truelight@0: 	SL_ERROR = 1, // error that was caught before internal structures were modified
truelight@0: 	SL_REINIT = 2, // error that was caught in the middle of updating game state, need to clear it. (can only happen during load)
truelight@0: };
truelight@0: enum SaveOrLoadMode {
truelight@0: 	SL_INVALID = -1,
truelight@0: 	SL_LOAD = 0,
truelight@0: 	SL_SAVE = 1,
truelight@0: 	SL_OLD_LOAD = 2,
truelight@0: };
truelight@0: 
truelight@0: int SaveOrLoad(const char *filename, int mode);
truelight@0: 
tron@1093: void AfterLoadTown(void);
tron@1093: void AskExitGame(void);
tron@1093: void AskExitToGameMenu(void);
truelight@0: 
tron@1093: void RedrawAutosave(void);
truelight@0: 
truelight@0: StringID RemapOldStringID(StringID s);
truelight@0: 
truelight@0: void UpdateViewportSignPos(ViewportSign *sign, int left, int top, StringID str);
truelight@0: 
truelight@0: enum {
truelight@0: 	SLD_LOAD_GAME = 0,
truelight@0: 	SLD_LOAD_SCENARIO = 1,
truelight@0: 	SLD_SAVE_GAME = 2,
truelight@0: 	SLD_SAVE_SCENARIO = 3,
truelight@0: 	SLD_NEW_GAME = 4,
truelight@0: };
truelight@0: void ShowSaveLoadDialog(int mode);
truelight@0: 
tron@1115: void ttd_strlcpy(char *dst, const char *src, size_t size);
tron@1115: void ttd_strlcat(char *dst, const char *src, size_t size);
truelight@0: 
truelight@0: // callback from drivers that is called if the game size changes dynamically
tron@1093: void GameSizeChanged(void);
truelight@0: bool FileExists(const char *filename);
truelight@0: bool ReadLanguagePack(int index);
tron@1093: void InitializeLanguagePacks(void);
tron@1310: void *ReadFileToMem(const char *filename, size_t *lenp, size_t maxsize);
truelight@0: int GetLanguageList(char **languages, int max);
truelight@0: 
tron@1093: void CheckSwitchToEuro(void);
truelight@0: 
tron@1093: void LoadFromConfig(void);
tron@1093: void SaveToConfig(void);
truelight@0: int ttd_main(int argc, char* argv[]);
tron@1093: byte GetOSVersion(void);
truelight@0: 
tron@1093: void DeterminePaths(void);
truelight@0: char * CDECL str_fmt(const char *str, ...);
truelight@0: 
celestar@1217: void bubblesort(void *base, size_t nmemb, size_t size, int(*compar)(const void *, const void *));
truelight@0: #endif /* FUNCTIONS_H */