/* $Id$ */ /* * This file is part of OpenTTD. * OpenTTD is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, version 2. * OpenTTD is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. * See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with OpenTTD. If not, see <http://www.gnu.org/licenses/>. */ /** @file currency.h Functions to handle different currencies. */ #ifndef CURRENCY_H #define CURRENCY_H #include "date_type.h" #include "strings_type.h" static const int CF_NOEURO = 0; ///< Currency never switches to the Euro (as far as known). static const int CF_ISEURO = 1; ///< Currency _is_ the Euro. /** * This enum gives the currencies a unique id which must be maintained for * savegame compatibility and in order to refer to them quickly, especially * for referencing the custom one. */ enum Currencies { CURRENCY_GBP, ///< British Pound CURRENCY_USD, ///< US Dollar CURRENCY_EUR, ///< Euro CURRENCY_JPY, ///< Japanese Yen CURRENCY_ATS, ///< Austrian Schilling CURRENCY_BEF, ///< Belgian Franc CURRENCY_CHF, ///< Swiss Franc CURRENCY_CZK, ///< Czech Koruna CURRENCY_DEM, ///< Deutsche Mark CURRENCY_DKK, ///< Danish Krona CURRENCY_ESP, ///< Spanish Peseta CURRENCY_FIM, ///< Finish Markka CURRENCY_FRF, ///< French Franc CURRENCY_GRD, ///< Greek Drachma CURRENCY_HUF, ///< Hungarian Forint CURRENCY_ISK, ///< Icelandic Krona CURRENCY_ITL, ///< Italian Lira CURRENCY_NLG, ///< Dutch Gulden CURRENCY_NOK, ///< Norwegian Krone CURRENCY_PLN, ///< Polish Zloty CURRENCY_RON, ///< Romenian Leu CURRENCY_RUR, ///< Russian Rouble CURRENCY_SIT, ///< Slovenian Tolar CURRENCY_SEK, ///< Swedish Krona CURRENCY_YTL, ///< Turkish Lira CURRENCY_SKK, ///< Slovak Kornuna CURRENCY_BRL, ///< Brazilian Real CURRENCY_EEK, ///< Estonian Krooni CURRENCY_LTL, ///< Lithuanian Litas CURRENCY_KRW, ///< South Korean Won CURRENCY_ZAR, ///< South African Rand CURRENCY_CUSTOM, ///< Custom currency CURRENCY_GEL, ///< Georgian Lari CURRENCY_IRR, ///< Iranian Rial CURRENCY_END, ///< always the last item }; /** Specification of a currency. */ struct CurrencySpec { uint16 rate; char separator[8]; Year to_euro; ///< %Year of switching to the Euro. May also be #CF_NOEURO or #CF_ISEURO. char prefix[16]; char suffix[16]; /** * The currency symbol is represented by two possible values, prefix and suffix * Usage of one or the other is determined by #symbol_pos. * 0 = prefix * 1 = suffix * 2 = both : Special case only for custom currency. * It is not a spec from Newgrf, * rather a way to let users do what they want with custom currency */ byte symbol_pos; StringID name; }; extern CurrencySpec _currency_specs[CURRENCY_END]; /* XXX small hack, but makes the rest of the code a bit nicer to read */ #define _custom_currency (_currency_specs[CURRENCY_CUSTOM]) #define _currency ((const CurrencySpec*)&_currency_specs[GetGameSettings().locale.currency]) uint64 GetMaskOfAllowedCurrencies(); void CheckSwitchToEuro(); void ResetCurrencies(bool preserve_custom = true); StringID *BuildCurrencyDropdown(); byte GetNewgrfCurrencyIdConverted(byte grfcurr_id); #endif /* CURRENCY_H */