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https://github.com/OpenTTD/OpenTTD.git
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Rubidium
169 lines
12 KiB
C++
169 lines
12 KiB
C++
/*
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* This file is part of OpenTTD.
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* 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.
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* 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.
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* 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 <https://www.gnu.org/licenses/old-licenses/gpl-2.0>.
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*/
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/** @file currency.cpp Support for different currencies. */
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#include "stdafx.h"
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#include "core/bitmath_func.hpp"
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#include "currency_func.h"
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#include "news_func.h"
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#include "settings_type.h"
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#include "string_type.h"
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#include "strings_func.h"
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#include "timer/timer.h"
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#include "timer/timer_game_calendar.h"
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#include "table/strings.h"
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#include "safeguards.h"
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/* exchange rate prefix code
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* | separator | postfix | symbol_pos
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* | | Euro year | | | | name
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* | | | | | | | | */
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/** The original currency specifications. */
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static const EnumIndexArray<CurrencySpec, Currency, Currency::End> _origin_currency_specs = {{{
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{ 1, "", CF_NOEURO, "\u00a3", "", "GBP", CurrencySymbolPosition::Prefix, STR_GAME_OPTIONS_CURRENCY_GBP }, ///< british pound
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{ 2, "", CF_NOEURO, "$", "", "USD", CurrencySymbolPosition::Prefix, STR_GAME_OPTIONS_CURRENCY_USD }, ///< american dollar
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{ 2, "", CF_ISEURO, "\u20ac", "", "EUR", CurrencySymbolPosition::Prefix, STR_GAME_OPTIONS_CURRENCY_EUR }, ///< euro
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{ 220, "", CF_NOEURO, "\u00a5", "", "JPY", CurrencySymbolPosition::Prefix, STR_GAME_OPTIONS_CURRENCY_JPY }, ///< japanese yen
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{ 27, "", TimerGameCalendar::Year{2002}, "", NBSP "S.", "ATS", CurrencySymbolPosition::Suffix, STR_GAME_OPTIONS_CURRENCY_ATS }, ///< austrian schilling
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{ 81, "", TimerGameCalendar::Year{2002}, "BEF" NBSP, "", "BEF", CurrencySymbolPosition::Prefix, STR_GAME_OPTIONS_CURRENCY_BEF }, ///< belgian franc
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{ 2, "", CF_NOEURO, "CHF" NBSP, "", "CHF", CurrencySymbolPosition::Prefix, STR_GAME_OPTIONS_CURRENCY_CHF }, ///< swiss franc
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{ 41, "", CF_NOEURO, "", NBSP "K\u010d", "CZK", CurrencySymbolPosition::Suffix, STR_GAME_OPTIONS_CURRENCY_CZK }, ///< czech koruna
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{ 4, "", TimerGameCalendar::Year{2002}, "DM" NBSP, "", "DEM", CurrencySymbolPosition::Prefix, STR_GAME_OPTIONS_CURRENCY_DEM }, ///< deutsche mark
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{ 11, "", CF_NOEURO, "", NBSP "kr", "DKK", CurrencySymbolPosition::Suffix, STR_GAME_OPTIONS_CURRENCY_DKK }, ///< danish krone
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{ 333, "", TimerGameCalendar::Year{2002}, "Pts" NBSP, "", "ESP", CurrencySymbolPosition::Prefix, STR_GAME_OPTIONS_CURRENCY_ESP }, ///< spanish peseta
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{ 12, "", TimerGameCalendar::Year{2002}, "", NBSP "mk", "FIM", CurrencySymbolPosition::Suffix, STR_GAME_OPTIONS_CURRENCY_FIM }, ///< finnish markka
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{ 13, "", TimerGameCalendar::Year{2002}, "FF" NBSP, "", "FRF", CurrencySymbolPosition::Prefix, STR_GAME_OPTIONS_CURRENCY_FRF }, ///< french franc
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{ 681, "", TimerGameCalendar::Year{2002}, "", "Dr.", "GRD", CurrencySymbolPosition::Suffix, STR_GAME_OPTIONS_CURRENCY_GRD }, ///< greek drachma
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{ 378, "", CF_NOEURO, "", NBSP "Ft", "HUF", CurrencySymbolPosition::Suffix, STR_GAME_OPTIONS_CURRENCY_HUF }, ///< hungarian forint
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{ 130, "", CF_NOEURO, "", NBSP "Kr", "ISK", CurrencySymbolPosition::Suffix, STR_GAME_OPTIONS_CURRENCY_ISK }, ///< icelandic krona
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{ 3873, "", TimerGameCalendar::Year{2002}, "", NBSP "L.", "ITL", CurrencySymbolPosition::Suffix, STR_GAME_OPTIONS_CURRENCY_ITL }, ///< italian lira
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{ 4, "", TimerGameCalendar::Year{2002}, "NLG" NBSP, "", "NLG", CurrencySymbolPosition::Prefix, STR_GAME_OPTIONS_CURRENCY_NLG }, ///< dutch gulden
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{ 12, "", CF_NOEURO, "", NBSP "Kr", "NOK", CurrencySymbolPosition::Suffix, STR_GAME_OPTIONS_CURRENCY_NOK }, ///< norwegian krone
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{ 6, "", CF_NOEURO, "", NBSP "z\u0142", "PLN", CurrencySymbolPosition::Suffix, STR_GAME_OPTIONS_CURRENCY_PLN }, ///< polish zloty
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{ 5, "", CF_NOEURO, "", NBSP "Lei", "RON", CurrencySymbolPosition::Suffix, STR_GAME_OPTIONS_CURRENCY_RON }, ///< romanian leu
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{ 50, "", CF_NOEURO, "", NBSP "p", "RUR", CurrencySymbolPosition::Suffix, STR_GAME_OPTIONS_CURRENCY_RUR }, ///< russian rouble
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{ 479, "", TimerGameCalendar::Year{2007}, "", NBSP "SIT", "SIT", CurrencySymbolPosition::Suffix, STR_GAME_OPTIONS_CURRENCY_SIT }, ///< slovenian tolar
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{ 13, "", CF_NOEURO, "", NBSP "Kr", "SEK", CurrencySymbolPosition::Suffix, STR_GAME_OPTIONS_CURRENCY_SEK }, ///< swedish krona
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{ 3, "", CF_NOEURO, "", NBSP "TL", "TRY", CurrencySymbolPosition::Suffix, STR_GAME_OPTIONS_CURRENCY_TRY }, ///< turkish lira
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{ 60, "", TimerGameCalendar::Year{2009}, "", NBSP "Sk", "SKK", CurrencySymbolPosition::Suffix, STR_GAME_OPTIONS_CURRENCY_SKK }, ///< slovak koruna
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{ 4, "", CF_NOEURO, "R$" NBSP, "", "BRL", CurrencySymbolPosition::Prefix, STR_GAME_OPTIONS_CURRENCY_BRL }, ///< brazil real
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{ 31, "", TimerGameCalendar::Year{2011}, "", NBSP "EEK", "EEK", CurrencySymbolPosition::Suffix, STR_GAME_OPTIONS_CURRENCY_EEK }, ///< estonian krooni
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{ 4, "", TimerGameCalendar::Year{2015}, "", NBSP "Lt", "LTL", CurrencySymbolPosition::Suffix, STR_GAME_OPTIONS_CURRENCY_LTL }, ///< lithuanian litas
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{ 1850, "", CF_NOEURO, "\u20a9", "", "KRW", CurrencySymbolPosition::Prefix, STR_GAME_OPTIONS_CURRENCY_KRW }, ///< south korean won
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{ 13, "", CF_NOEURO, "R" NBSP, "", "ZAR", CurrencySymbolPosition::Prefix, STR_GAME_OPTIONS_CURRENCY_ZAR }, ///< south african rand
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{ 1, "", CF_NOEURO, "", "", "", {CurrencySymbolPosition::Prefix, CurrencySymbolPosition::Suffix}, STR_GAME_OPTIONS_CURRENCY_CUSTOM }, ///< custom currency {add further languages below}
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{ 3, "", CF_NOEURO, "", NBSP "GEL", "GEL", CurrencySymbolPosition::Suffix, STR_GAME_OPTIONS_CURRENCY_GEL }, ///< Georgian Lari
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{ 4901, "", CF_NOEURO, "", NBSP "Rls", "IRR", CurrencySymbolPosition::Suffix, STR_GAME_OPTIONS_CURRENCY_IRR }, ///< Iranian Rial
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{ 80, "", CF_NOEURO, "", NBSP "rub", "RUB", CurrencySymbolPosition::Suffix, STR_GAME_OPTIONS_CURRENCY_RUB }, ///< New Russian Ruble
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{ 24, "", CF_NOEURO, "$", "", "MXN", CurrencySymbolPosition::Prefix, STR_GAME_OPTIONS_CURRENCY_MXN }, ///< Mexican peso
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{ 40, "", CF_NOEURO, "NTD" NBSP, "", "NTD", CurrencySymbolPosition::Prefix, STR_GAME_OPTIONS_CURRENCY_NTD }, ///< new taiwan dollar
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{ 8, "", CF_NOEURO, "\u00a5", "", "CNY", CurrencySymbolPosition::Prefix, STR_GAME_OPTIONS_CURRENCY_CNY }, ///< chinese renminbi
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{ 10, "", CF_NOEURO, "HKD" NBSP, "", "HKD", CurrencySymbolPosition::Prefix, STR_GAME_OPTIONS_CURRENCY_HKD }, ///< hong kong dollar
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{ 90, "", CF_NOEURO, "\u20b9", "", "INR", CurrencySymbolPosition::Prefix, STR_GAME_OPTIONS_CURRENCY_INR }, ///< Indian Rupee
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{ 19, "", CF_NOEURO, "Rp", "", "IDR", CurrencySymbolPosition::Prefix, STR_GAME_OPTIONS_CURRENCY_IDR }, ///< Indonesian Rupiah
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{ 5, "", CF_NOEURO, "RM", "", "MYR", CurrencySymbolPosition::Prefix, STR_GAME_OPTIONS_CURRENCY_MYR }, ///< Malaysian Ringgit
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{ 1, "", TimerGameCalendar::Year{2014}, "", NBSP "Ls", "LVL", CurrencySymbolPosition::Suffix, STR_GAME_OPTIONS_CURRENCY_LVL }, ///< latvian lats
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{ 400, "", TimerGameCalendar::Year{2002}, "", "$00", "PTE", CurrencySymbolPosition::Suffix, STR_GAME_OPTIONS_CURRENCY_PTE }, ///< portuguese escudo
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{ 50, "", CF_NOEURO, "", NBSP "\u20B4", "UAH", CurrencySymbolPosition::Suffix, STR_GAME_OPTIONS_CURRENCY_UAH }, ///< ukrainian hryvnia
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{35000, "", CF_NOEURO, "", NBSP "\u20AB", "VND", CurrencySymbolPosition::Suffix, STR_GAME_OPTIONS_CURRENCY_VND }, ///< Vietnamese Dong
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}}};
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/** Array of currencies used by the system */
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EnumIndexArray<CurrencySpec, Currency, Currency::End> _currency_specs;
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/**
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* This array represent the position of OpenTTD's currencies,
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* compared to TTDPatch's ones.
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* When a grf sends currencies, they are based on the order defined by TTDPatch.
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* So, we must reindex them to our own order.
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*/
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const Currency _ttdpatch_to_ottd_currency[] = {
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Currency::GBP,
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Currency::USD,
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Currency::FRF,
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Currency::DEM,
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Currency::JPY,
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Currency::ESP,
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Currency::HUF,
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Currency::PLN,
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Currency::ATS,
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Currency::BEF,
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Currency::DKK,
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Currency::FIM,
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Currency::GRD,
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Currency::CHF,
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Currency::NLG,
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Currency::ITL,
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Currency::SEK,
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Currency::RUR,
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Currency::EUR,
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};
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/**
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* Will return the ottd's index correspondence to
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* the ttdpatch's id. If the id is bigger than the array,
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* it is a grf written for ottd, thus returning the same id.
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* Only called from newgrf.cpp
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* @param grfcurr_id currency id coming from newgrf
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* @return The corrected index, or \c Currency::End when invalid.
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*/
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Currency GetNewgrfCurrencyIdConverted(uint8_t grfcurr_id)
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{
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if (grfcurr_id >= std::size(_ttdpatch_to_ottd_currency)) return Currency::End;
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return _ttdpatch_to_ottd_currency[grfcurr_id];
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}
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/**
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* get a mask of the allowed currencies depending on the year
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* @return mask of currencies
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*/
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Currencies GetMaskOfAllowedCurrencies()
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{
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Currencies mask{};
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for (Currency i : EnumRange(Currency::End)) {
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TimerGameCalendar::Year to_euro = _currency_specs[i].to_euro;
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if (to_euro != CF_NOEURO && to_euro != CF_ISEURO && TimerGameCalendar::year >= to_euro) continue;
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if (to_euro == CF_ISEURO && TimerGameCalendar::year < 2000) continue;
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mask.Set(i);
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}
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mask.Set(Currency::Custom); // always allow custom currency
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return mask;
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}
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/**
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* Verify if the currency chosen by the user is about to be converted to Euro
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*/
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static const IntervalTimer<TimerGameCalendar> _check_switch_to_euro({TimerGameCalendar::Trigger::Year, TimerGameCalendar::Priority::None}, [](auto)
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{
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if (_currency_specs[_settings_game.locale.currency].to_euro != CF_NOEURO &&
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_currency_specs[_settings_game.locale.currency].to_euro != CF_ISEURO &&
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TimerGameCalendar::year >= _currency_specs[_settings_game.locale.currency].to_euro) {
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_settings_game.locale.currency = Currency::EUR;
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AddNewsItem(GetEncodedString(STR_NEWS_EURO_INTRODUCTION), NewsType::Economy, NewsStyle::Normal, {});
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}
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});
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/**
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* Will fill _currency_specs array with
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* default values from _origin_currency_specs
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* Called only from newgrf.cpp and settings.cpp.
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* @param preserve_custom will not reset custom currency
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*/
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void ResetCurrencies(bool preserve_custom)
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{
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for (Currency i : EnumRange(Currency::End)) {
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if (preserve_custom && i == Currency::Custom) continue;
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_currency_specs[i] = _origin_currency_specs[i];
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}
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}
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