/* * 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 . */ /** @file currency.cpp Support for different currencies. */ #include "stdafx.h" #include "core/bitmath_func.hpp" #include "currency_func.h" #include "news_func.h" #include "settings_type.h" #include "string_type.h" #include "strings_func.h" #include "timer/timer.h" #include "timer/timer_game_calendar.h" #include "table/strings.h" #include "safeguards.h" /* exchange rate prefix code * | separator | postfix | symbol_pos * | | Euro year | | | | name * | | | | | | | | */ /** The original currency specifications. */ static const EnumIndexArray _origin_currency_specs = {{{ { 1, "", CF_NOEURO, "\u00a3", "", "GBP", CurrencySymbolPosition::Prefix, STR_GAME_OPTIONS_CURRENCY_GBP }, ///< british pound { 2, "", CF_NOEURO, "$", "", "USD", CurrencySymbolPosition::Prefix, STR_GAME_OPTIONS_CURRENCY_USD }, ///< american dollar { 2, "", CF_ISEURO, "\u20ac", "", "EUR", CurrencySymbolPosition::Prefix, STR_GAME_OPTIONS_CURRENCY_EUR }, ///< euro { 220, "", CF_NOEURO, "\u00a5", "", "JPY", CurrencySymbolPosition::Prefix, STR_GAME_OPTIONS_CURRENCY_JPY }, ///< japanese yen { 27, "", TimerGameCalendar::Year{2002}, "", NBSP "S.", "ATS", CurrencySymbolPosition::Suffix, STR_GAME_OPTIONS_CURRENCY_ATS }, ///< austrian schilling { 81, "", TimerGameCalendar::Year{2002}, "BEF" NBSP, "", "BEF", CurrencySymbolPosition::Prefix, STR_GAME_OPTIONS_CURRENCY_BEF }, ///< belgian franc { 2, "", CF_NOEURO, "CHF" NBSP, "", "CHF", CurrencySymbolPosition::Prefix, STR_GAME_OPTIONS_CURRENCY_CHF }, ///< swiss franc { 41, "", CF_NOEURO, "", NBSP "K\u010d", "CZK", CurrencySymbolPosition::Suffix, STR_GAME_OPTIONS_CURRENCY_CZK }, ///< czech koruna { 4, "", TimerGameCalendar::Year{2002}, "DM" NBSP, "", "DEM", CurrencySymbolPosition::Prefix, STR_GAME_OPTIONS_CURRENCY_DEM }, ///< deutsche mark { 11, "", CF_NOEURO, "", NBSP "kr", "DKK", CurrencySymbolPosition::Suffix, STR_GAME_OPTIONS_CURRENCY_DKK }, ///< danish krone { 333, "", TimerGameCalendar::Year{2002}, "Pts" NBSP, "", "ESP", CurrencySymbolPosition::Prefix, STR_GAME_OPTIONS_CURRENCY_ESP }, ///< spanish peseta { 12, "", TimerGameCalendar::Year{2002}, "", NBSP "mk", "FIM", CurrencySymbolPosition::Suffix, STR_GAME_OPTIONS_CURRENCY_FIM }, ///< finnish markka { 13, "", TimerGameCalendar::Year{2002}, "FF" NBSP, "", "FRF", CurrencySymbolPosition::Prefix, STR_GAME_OPTIONS_CURRENCY_FRF }, ///< french franc { 681, "", TimerGameCalendar::Year{2002}, "", "Dr.", "GRD", CurrencySymbolPosition::Suffix, STR_GAME_OPTIONS_CURRENCY_GRD }, ///< greek drachma { 378, "", CF_NOEURO, "", NBSP "Ft", "HUF", CurrencySymbolPosition::Suffix, STR_GAME_OPTIONS_CURRENCY_HUF }, ///< hungarian forint { 130, "", CF_NOEURO, "", NBSP "Kr", "ISK", CurrencySymbolPosition::Suffix, STR_GAME_OPTIONS_CURRENCY_ISK }, ///< icelandic krona { 3873, "", TimerGameCalendar::Year{2002}, "", NBSP "L.", "ITL", CurrencySymbolPosition::Suffix, STR_GAME_OPTIONS_CURRENCY_ITL }, ///< italian lira { 4, "", TimerGameCalendar::Year{2002}, "NLG" NBSP, "", "NLG", CurrencySymbolPosition::Prefix, STR_GAME_OPTIONS_CURRENCY_NLG }, ///< dutch gulden { 12, "", CF_NOEURO, "", NBSP "Kr", "NOK", CurrencySymbolPosition::Suffix, STR_GAME_OPTIONS_CURRENCY_NOK }, ///< norwegian krone { 6, "", CF_NOEURO, "", NBSP "z\u0142", "PLN", CurrencySymbolPosition::Suffix, STR_GAME_OPTIONS_CURRENCY_PLN }, ///< polish zloty { 5, "", CF_NOEURO, "", NBSP "Lei", "RON", CurrencySymbolPosition::Suffix, STR_GAME_OPTIONS_CURRENCY_RON }, ///< romanian leu { 50, "", CF_NOEURO, "", NBSP "p", "RUR", CurrencySymbolPosition::Suffix, STR_GAME_OPTIONS_CURRENCY_RUR }, ///< russian rouble { 479, "", TimerGameCalendar::Year{2007}, "", NBSP "SIT", "SIT", CurrencySymbolPosition::Suffix, STR_GAME_OPTIONS_CURRENCY_SIT }, ///< slovenian tolar { 13, "", CF_NOEURO, "", NBSP "Kr", "SEK", CurrencySymbolPosition::Suffix, STR_GAME_OPTIONS_CURRENCY_SEK }, ///< swedish krona { 3, "", CF_NOEURO, "", NBSP "TL", "TRY", CurrencySymbolPosition::Suffix, STR_GAME_OPTIONS_CURRENCY_TRY }, ///< turkish lira { 60, "", TimerGameCalendar::Year{2009}, "", NBSP "Sk", "SKK", CurrencySymbolPosition::Suffix, STR_GAME_OPTIONS_CURRENCY_SKK }, ///< slovak koruna { 4, "", CF_NOEURO, "R$" NBSP, "", "BRL", CurrencySymbolPosition::Prefix, STR_GAME_OPTIONS_CURRENCY_BRL }, ///< brazil real { 31, "", TimerGameCalendar::Year{2011}, "", NBSP "EEK", "EEK", CurrencySymbolPosition::Suffix, STR_GAME_OPTIONS_CURRENCY_EEK }, ///< estonian krooni { 4, "", TimerGameCalendar::Year{2015}, "", NBSP "Lt", "LTL", CurrencySymbolPosition::Suffix, STR_GAME_OPTIONS_CURRENCY_LTL }, ///< lithuanian litas { 1850, "", CF_NOEURO, "\u20a9", "", "KRW", CurrencySymbolPosition::Prefix, STR_GAME_OPTIONS_CURRENCY_KRW }, ///< south korean won { 13, "", CF_NOEURO, "R" NBSP, "", "ZAR", CurrencySymbolPosition::Prefix, STR_GAME_OPTIONS_CURRENCY_ZAR }, ///< south african rand { 1, "", CF_NOEURO, "", "", "", {CurrencySymbolPosition::Prefix, CurrencySymbolPosition::Suffix}, STR_GAME_OPTIONS_CURRENCY_CUSTOM }, ///< custom currency {add further languages below} { 3, "", CF_NOEURO, "", NBSP "GEL", "GEL", CurrencySymbolPosition::Suffix, STR_GAME_OPTIONS_CURRENCY_GEL }, ///< Georgian Lari { 4901, "", CF_NOEURO, "", NBSP "Rls", "IRR", CurrencySymbolPosition::Suffix, STR_GAME_OPTIONS_CURRENCY_IRR }, ///< Iranian Rial { 80, "", CF_NOEURO, "", NBSP "rub", "RUB", CurrencySymbolPosition::Suffix, STR_GAME_OPTIONS_CURRENCY_RUB }, ///< New Russian Ruble { 24, "", CF_NOEURO, "$", "", "MXN", CurrencySymbolPosition::Prefix, STR_GAME_OPTIONS_CURRENCY_MXN }, ///< Mexican peso { 40, "", CF_NOEURO, "NTD" NBSP, "", "NTD", CurrencySymbolPosition::Prefix, STR_GAME_OPTIONS_CURRENCY_NTD }, ///< new taiwan dollar { 8, "", CF_NOEURO, "\u00a5", "", "CNY", CurrencySymbolPosition::Prefix, STR_GAME_OPTIONS_CURRENCY_CNY }, ///< chinese renminbi { 10, "", CF_NOEURO, "HKD" NBSP, "", "HKD", CurrencySymbolPosition::Prefix, STR_GAME_OPTIONS_CURRENCY_HKD }, ///< hong kong dollar { 90, "", CF_NOEURO, "\u20b9", "", "INR", CurrencySymbolPosition::Prefix, STR_GAME_OPTIONS_CURRENCY_INR }, ///< Indian Rupee { 19, "", CF_NOEURO, "Rp", "", "IDR", CurrencySymbolPosition::Prefix, STR_GAME_OPTIONS_CURRENCY_IDR }, ///< Indonesian Rupiah { 5, "", CF_NOEURO, "RM", "", "MYR", CurrencySymbolPosition::Prefix, STR_GAME_OPTIONS_CURRENCY_MYR }, ///< Malaysian Ringgit { 1, "", TimerGameCalendar::Year{2014}, "", NBSP "Ls", "LVL", CurrencySymbolPosition::Suffix, STR_GAME_OPTIONS_CURRENCY_LVL }, ///< latvian lats { 400, "", TimerGameCalendar::Year{2002}, "", "$00", "PTE", CurrencySymbolPosition::Suffix, STR_GAME_OPTIONS_CURRENCY_PTE }, ///< portuguese escudo { 50, "", CF_NOEURO, "", NBSP "\u20B4", "UAH", CurrencySymbolPosition::Suffix, STR_GAME_OPTIONS_CURRENCY_UAH }, ///< ukrainian hryvnia {35000, "", CF_NOEURO, "", NBSP "\u20AB", "VND", CurrencySymbolPosition::Suffix, STR_GAME_OPTIONS_CURRENCY_VND }, ///< Vietnamese Dong }}}; /** Array of currencies used by the system */ EnumIndexArray _currency_specs; /** * This array represent the position of OpenTTD's currencies, * compared to TTDPatch's ones. * When a grf sends currencies, they are based on the order defined by TTDPatch. * So, we must reindex them to our own order. */ const Currency _ttdpatch_to_ottd_currency[] = { Currency::GBP, Currency::USD, Currency::FRF, Currency::DEM, Currency::JPY, Currency::ESP, Currency::HUF, Currency::PLN, Currency::ATS, Currency::BEF, Currency::DKK, Currency::FIM, Currency::GRD, Currency::CHF, Currency::NLG, Currency::ITL, Currency::SEK, Currency::RUR, Currency::EUR, }; /** * Will return the ottd's index correspondence to * the ttdpatch's id. If the id is bigger than the array, * it is a grf written for ottd, thus returning the same id. * Only called from newgrf.cpp * @param grfcurr_id currency id coming from newgrf * @return The corrected index, or \c Currency::End when invalid. */ Currency GetNewgrfCurrencyIdConverted(uint8_t grfcurr_id) { if (grfcurr_id >= std::size(_ttdpatch_to_ottd_currency)) return Currency::End; return _ttdpatch_to_ottd_currency[grfcurr_id]; } /** * get a mask of the allowed currencies depending on the year * @return mask of currencies */ Currencies GetMaskOfAllowedCurrencies() { Currencies mask{}; for (Currency i : EnumRange(Currency::End)) { TimerGameCalendar::Year to_euro = _currency_specs[i].to_euro; if (to_euro != CF_NOEURO && to_euro != CF_ISEURO && TimerGameCalendar::year >= to_euro) continue; if (to_euro == CF_ISEURO && TimerGameCalendar::year < 2000) continue; mask.Set(i); } mask.Set(Currency::Custom); // always allow custom currency return mask; } /** * Verify if the currency chosen by the user is about to be converted to Euro */ static const IntervalTimer _check_switch_to_euro({TimerGameCalendar::Trigger::Year, TimerGameCalendar::Priority::None}, [](auto) { if (_currency_specs[_settings_game.locale.currency].to_euro != CF_NOEURO && _currency_specs[_settings_game.locale.currency].to_euro != CF_ISEURO && TimerGameCalendar::year >= _currency_specs[_settings_game.locale.currency].to_euro) { _settings_game.locale.currency = Currency::EUR; AddNewsItem(GetEncodedString(STR_NEWS_EURO_INTRODUCTION), NewsType::Economy, NewsStyle::Normal, {}); } }); /** * Will fill _currency_specs array with * default values from _origin_currency_specs * Called only from newgrf.cpp and settings.cpp. * @param preserve_custom will not reset custom currency */ void ResetCurrencies(bool preserve_custom) { for (Currency i : EnumRange(Currency::End)) { if (preserve_custom && i == Currency::Custom) continue; _currency_specs[i] = _origin_currency_specs[i]; } }