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, ...);
truelight@0: void SetMapExtraBits(uint tile, byte flags);
truelight@0: uint GetMapExtraBits(uint tile);
truelight@0: void RunTileLoop();
truelight@0: 
truelight@0: uint GetPartialZ(int x, int y, int corners);
truelight@0: uint GetSlopeZ(int x, int y);
truelight@0: uint32 GetTileTrackStatus(uint tile, int mode);
truelight@0: 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: uint TileAddWrap(TileIndex tile, int add);
truelight@0: enum {
truelight@0: 	TILE_WRAPPED = (uint)-1
truelight@0: };
truelight@0: 
truelight@0: bool IsValidTile(uint tile);
truelight@0: 
truelight@0: #if !defined(NEW_ROTATION)
truelight@0: static Point FORCEINLINE RemapCoords(int x, int y, int z) { Point pt = { (y-x)*2, y + x -z }; return pt; }
truelight@0: #else
truelight@0: static Point FORCEINLINE RemapCoords(int x, int y, int z) { Point pt = { (x + y)*2, x - y -z }; return pt; }
truelight@0: #endif
truelight@0: 
truelight@0: static Point FORCEINLINE RemapCoords2(int x, int y) { return RemapCoords(x, y, GetSlopeZ(x, y)); }
truelight@0: 
truelight@0: /* game.c */
truelight@0: byte *GetString(byte *buffr, uint16 string);
truelight@0: void InjectDparam(int amount);
truelight@0: 
truelight@0: int32 GetParamInt32();
truelight@0: int GetParamInt16();
truelight@0: int GetParamInt8();
truelight@0: int GetParamUint16();
truelight@0: 
truelight@0: 
truelight@0: /* sound.c */
truelight@0: void SndPlayTileFx(int sound, TileIndex tile);
truelight@0: void SndPlayVehicleFx(int sound, Vehicle *v);
truelight@0: void SndPlayFx(int sound);
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);
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: void memswap(void *a, void *b, size_t size);
truelight@0: 
truelight@0: /* ttd.c */
truelight@0: uint32 Random();
truelight@0: uint RandomRange(uint max);
truelight@0: 
truelight@0: uint32 InteractiveRandom(); /* Used for random sequences that are not the same on the other end of the multiplayer link */
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 */
truelight@0: void MoveAllTextEffects();
truelight@0: void AddTextEffect(StringID msg, int x, int y, uint16 duration);
truelight@0: void InitTextEffects();
truelight@0: void DrawTextEffects(DrawPixelInfo *dpi);
truelight@0: 
truelight@0: bool AddAnimatedTile(uint tile);
truelight@0: void DeleteAnimatedTile(uint tile);
truelight@0: void AnimateAnimatedTiles();
truelight@0: void InitializeAnimatedTiles();
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: /* network.c */
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@0: void NetworkConnect(const char *hostname, int port);
truelight@0: void NetworkReceive();
truelight@0: void NetworkSend();
truelight@0: void NetworkProcessCommands();
truelight@0: void NetworkListen(int port);
darkvater@1: void NetworkInitialize(const char *hostname);
truelight@0: void NetworkShutdown();
truelight@0: void NetworkSendCommand(TileIndex tile, uint32 p1, uint32 p2, uint32 cmd, CommandCallback *callback);
truelight@0: void NetworkStartSync();
truelight@0: void NetworkUDPListen(int port);
truelight@0: void NetworkUDPReceive();
truelight@0: void NetworkIPListInit();
truelight@0: bool NetworkUDPSearchServer();
truelight@0: 
truelight@0: /* misc_cmd.c */
truelight@0: void PlaceTreesRandomly();
truelight@0: 
truelight@0: uint GetTileDist(TileIndex xy1, TileIndex xy2);
truelight@0: uint GetTileDist1D(TileIndex xy1, TileIndex xy2);
truelight@0: uint GetTileDist1Db(TileIndex xy1, TileIndex xy2);
truelight@0: uint GetTileDistAdv(TileIndex xy1, TileIndex xy2);
truelight@0: bool CheckDistanceFromEdge(TileIndex tile, uint distance);
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@0: StringID AllocateName(const byte *name, byte skip);
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@0: 
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);
truelight@0: 
truelight@0: void SetObjectToPlaceWnd(int icon, byte mode, Window *w);
truelight@0: void SetObjectToPlace(int icon, byte mode, byte window_class, uint16 window_num);
truelight@0: 
truelight@0: void ResetObjectToPlace();
truelight@0: bool ScrollMainWindowToTile(TileIndex tile);
truelight@0: bool ScrollMainWindowTo(int x, int y);
truelight@0: void DrawSprite(uint32 img, int x, int y);
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: void MarkWholeScreenDirty();
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@0: int32 GetTransportedGoodsIncome(uint num_pieces, uint dist, byte transit_days, byte cargo_type);
truelight@0: void ShowRenameSignWindow(SignStruct *ss);
truelight@0: void ShowRenameCheckpointWindow(Checkpoint *cp);
truelight@0: int FindFirstBit(uint32 x);
truelight@0: void ShowHighscoreTable(int tbl);
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: 
truelight@0: void AfterLoadTown();
truelight@0: void AskExitGame();
truelight@0: void AskExitToGameMenu();
truelight@0: 
truelight@0: void RedrawAutosave();
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: 
truelight@0: void ttd_strlcpy(char *dst, const char *src, size_t len);
truelight@0: 
truelight@0: // callback from drivers that is called if the game size changes dynamically
truelight@0: void GameSizeChanged();
truelight@0: void ZoomInOrOutToCursor(bool in);
truelight@0: bool MakeScreenshot();
truelight@0: bool MakeWorldScreenshot(int left, int top, int width, int height, int zoom);
truelight@0: bool FileExists(const char *filename);
truelight@0: bool ReadLanguagePack(int index);
truelight@0: void InitializeLanguagePacks();
truelight@0: byte *ReadFileToMem(const char *filename, size_t *lenp, size_t maxsize);
truelight@0: int GetLanguageList(char **languages, int max);
truelight@0: 
truelight@0: const char *GetScreenshotFormatDesc(int i);
truelight@0: void InitializeScreenshotFormats();
truelight@0: void SetScreenshotFormat(int i);
truelight@0: void CheckSwitchToEuro();
truelight@0: 
truelight@0: void LoadFromConfig();
truelight@0: void SaveToConfig();
truelight@0: int ttd_main(int argc, char* argv[]);
truelight@0: 
truelight@0: void DeterminePaths();
truelight@0: char * CDECL str_fmt(const char *str, ...);
truelight@0: 
truelight@0: #endif /* FUNCTIONS_H */