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/* ScummVM - Graphic Adventure Engine
*
* ScummVM is the legal property of its developers, whose names
* are too numerous to list here. Please refer to the COPYRIGHT
* file distributed with this source distribution.
*
* This program 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; either version 2
* of the License, or (at your option) any later version.
*
* This program 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 this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
* $URL$
* $Id$
*/
#ifndef COMMON_TRANSLATION_H
#define COMMON_TRANSLATION_H
#include "common/singleton.h"
#include "common/str-array.h"
#ifdef USE_TERMCONV
#include <iconv.h>
#endif
namespace Common {
enum TranslationIDs {
kTranslationAutodetectId = 0,
kTranslationBuiltinId = 1000
};
struct TLanguage {
const char *name;
int id;
TLanguage() {
name = 0;
id = 0;
}
TLanguage(const char *n, int i) {
name = n;
id = i;
}
};
typedef Array<TLanguage> TLangArray;
/**
* Message translation manager.
*/
class TranslationManager : public Singleton<TranslationManager> {
private:
Common::String _syslang;
#ifdef USE_TERMCONV
iconv_t _conversion;
char *_convmsg;
int _sizeconv;
bool convert(const char *message);
#endif // USE_TERMCONV
public:
/**
* The constructor detects the system language and sets default
* language to English.
*/
TranslationManager();
~TranslationManager();
/**
* Retrieves the language string to the given id.
*
* @param id Id of the language
* @return the matching string description of the language
*/
const char *getLangById(int id);
/**
* Sets the current translation language to the one specified in the
* parameter. If the parameter is an empty string, it sets the default
* system language.
*
* @param lang Language to setup.
*/
void setLanguage(const char *lang);
/**
* Sets the current translation language to the one specified by the
* id parameter.
*
* @param id The id of the language.
*/
void setLanguage(int id) {
setLanguage(getLangById(id));
}
/**
* Parses a language string and returns an id instead.
*
* @param lang Language string
* @return id of the language or kTranslationBuiltinId in case the
* language could not be found.
*/
int parseLanguage(const String lang);
/**
* Returns the translation into the current language of the parameter
* message. In case the message isn't found in the translation catalog,
* it returns the original untranslated message.
*/
const char *getTranslation(const char *message);
/**
* Returns the translation into the current language of the parameter
* message. In case the message isn't found in the translation catalog,
* it returns the original untranslated message.
*/
String getTranslation(const String &message);
/**
* Converts the message into the terminal character set (which may be
* different than the GUI's "native" one).
*/
const char *convertTerm(const char *message);
/**
* Returns a list of supported languages.
*
* @return The list of supported languages.
*/
const TLangArray getSupportedLanguages() const;
};
} // End of namespace Common
#define TransMan Common::TranslationManager::instance()
#ifdef USE_TRANSLATION
#define _(str) TransMan.getTranslation(str)
#define _t(str) TransMan.convertTerm(_(str))
#else
#define _(str) str
#define _t(str) str
#endif
#define _s(str) str
#endif
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