Files @ r12234:fd1a494e7620
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Location: cpp/openttd-patchpack/source/src/currency.h

smatz
(svn r16659) -Codechange: rename GetAcceptedCargo() to AddAcceptedCargo() and change its behaviour accordingly
-Codechange: remove dummy GetAcceptedCargo_*() handlers
/* $Id$ */

/** @file currency.h Functions to handle different currencies. */

#ifndef CURRENCY_H
#define CURRENCY_H

#include "date_type.h"
#include "strings_type.h"

enum {
	CF_NOEURO = 0,
	CF_ISEURO = 1,
	NUM_CURRENCY = 29,
	CUSTOM_CURRENCY_ID = NUM_CURRENCY - 1
};

struct CurrencySpec {
	uint16 rate;
	char separator[8];
	Year to_euro;
	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 curency
	 */
	byte symbol_pos;
	StringID name;
};


extern CurrencySpec _currency_specs[NUM_CURRENCY];

/* XXX small hack, but makes the rest of the code a bit nicer to read */
#define _custom_currency (_currency_specs[CUSTOM_CURRENCY_ID])
#define _currency ((const CurrencySpec*)&_currency_specs[_game_mode == GM_MENU ? _settings_newgame.locale.currency : _settings_game.locale.currency])

uint GetMaskOfAllowedCurrencies();
void CheckSwitchToEuro();
void ResetCurrencies(bool preserve_custom = true);
StringID *BuildCurrencyDropdown();
byte GetNewgrfCurrencyIdConverted(byte grfcurr_id);

#endif /* CURRENCY_H */