51 lines
1.3 KiB
C
51 lines
1.3 KiB
C
/* $Id$ */
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/** @file currency.h Functions to handle different currencies. */
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#ifndef CURRENCY_H
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#define CURRENCY_H
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#include "date_type.h"
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#include "strings_type.h"
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enum {
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CF_NOEURO = 0,
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CF_ISEURO = 1,
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NUM_CURRENCY = 28,
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CUSTOM_CURRENCY_ID = NUM_CURRENCY - 1
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};
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struct CurrencySpec {
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uint16 rate;
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char separator;
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Year to_euro;
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char prefix[16];
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char suffix[16];
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/**
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* The currency symbol is represented by two possible values, prefix and suffix
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* Usage of one or the other is determined by symbol_pos.
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* 0 = prefix
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* 1 = suffix
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* 2 = both : Special case only for custom currency.
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* It is not a spec from Newgrf,
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* rather a way to let users do what they want with custom curency
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*/
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byte symbol_pos;
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StringID name;
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};
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extern CurrencySpec _currency_specs[NUM_CURRENCY];
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// XXX small hack, but makes the rest of the code a bit nicer to read
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#define _custom_currency (_currency_specs[CUSTOM_CURRENCY_ID])
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#define _currency ((const CurrencySpec*)&_currency_specs[_game_mode == GM_MENU ? _settings_newgame.locale.currency : _settings_game.locale.currency])
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uint GetMaskOfAllowedCurrencies();
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void CheckSwitchToEuro();
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void ResetCurrencies(bool preserve_custom = true);
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StringID* BuildCurrencyDropdown();
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byte GetNewgrfCurrencyIdConverted(byte grfcurr_id);
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#endif /* CURRENCY_H */
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