language.h

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/*
 * 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 <http://www.gnu.org/licenses/>.
 */
 
#ifndef LANGUAGE_H
#define LANGUAGE_H
 
#ifdef WITH_ICU_I18N
#include <unicode/coll.h>
#endif /* WITH_ICU_I18N */
#include "strings_type.h"
#include <filesystem>
 
static const uint8_t CASE_GENDER_LEN = 16; 
static const uint8_t MAX_NUM_GENDERS =  8; 
static const uint8_t MAX_NUM_CASES   = 16; 
 
struct LanguagePackHeader {
  static const uint32_t IDENT = 0x474E414C; 
 
  uint32_t ident = 0; 
  uint32_t version = 0; 
  char name[32] = ""; 
  char own_name[32] = ""; 
  char isocode[16] = ""; 
  uint16_t offsets[TEXT_TAB_END] = {}; 
 
  char digit_group_separator[8] = ",";
  char digit_group_separator_currency[8] = ",";
  char digit_decimal_separator[8] = ".";
  uint16_t missing = 0; 
  uint8_t plural_form = 0; 
  uint8_t text_dir = 0; 
  uint16_t winlangid = 0; 
  uint8_t newgrflangid = 0; 
  uint8_t num_genders = 0; 
  uint8_t num_cases = 0; 
  uint8_t pad[3] = {}; 
 
  char genders[MAX_NUM_GENDERS][CASE_GENDER_LEN] = {}; 
  char cases[MAX_NUM_CASES][CASE_GENDER_LEN] = {}; 
 
  bool IsValid() const;
  bool IsReasonablyFinished() const;
 
  uint8_t GetGenderIndex(std::string_view gender_str) const
  {
    for (uint8_t i = 0; i < MAX_NUM_GENDERS; i++) {
      if (gender_str.compare(this->genders[i]) == 0) return i;
    }
    return MAX_NUM_GENDERS;
  }
  uint8_t GetGenderIndex(std::string_view gender_str) const {…}
 
  uint8_t GetCaseIndex(std::string_view case_str) const
  {
    for (uint8_t i = 0; i < MAX_NUM_CASES; i++) {
      if (case_str.compare(this->cases[i]) == 0) return i;
    }
    return MAX_NUM_CASES;
  }
  uint8_t GetCaseIndex(std::string_view case_str) const {…}
};
struct LanguagePackHeader {…};
static_assert(sizeof(LanguagePackHeader) % 4 == 0);
 
struct LanguageMetadata : public LanguagePackHeader {
  std::filesystem::path file; 
};
struct LanguageMetadata : public LanguagePackHeader {…};
 
typedef std::vector<LanguageMetadata> LanguageList;
 
extern LanguageList _languages;
 
extern const LanguageMetadata *_current_language;
 
#ifdef WITH_ICU_I18N
extern std::unique_ptr<icu::Collator> _current_collator;
#endif /* WITH_ICU_I18N */
 
bool ReadLanguagePack(const LanguageMetadata *lang);
const LanguageMetadata *GetLanguage(uint8_t newgrflangid);
 
#endif /* LANGUAGE_H */