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language.h
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1 /* $Id: language.h 27756 2017-02-26 19:40:53Z frosch $ */
2
3 /*
4 * This file is part of OpenTTD.
5 * 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.
6 * 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.
7 * 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/>.
8 */
9
12 #ifndef LANGUAGE_H
13 #define LANGUAGE_H
14
15 #include "core/smallvec_type.hpp"
16 #ifdef WITH_ICU_SORT
17 #include <unicode/coll.h>
18 #endif /* WITH_ICU_SORT */
19 #include "strings_type.h"
20
21 static const uint8 CASE_GENDER_LEN = 16;
22 static const uint8 MAX_NUM_GENDERS = 8;
23 static const uint8 MAX_NUM_CASES = 16;
24
26 struct LanguagePackHeader {
27 static const uint32 IDENT = 0x474E414C;
28
29 uint32 ident;
30 uint32 version;
31 char name[32];
32 char own_name[32];
33 char isocode[16];
34 uint16 offsets[TEXT_TAB_END];
35
37 char digit_group_separator[8];
39 char digit_group_separator_currency[8];
41 char digit_decimal_separator[8];
42 uint16 missing;
43 byte plural_form;
44 byte text_dir;
45
53 uint16 winlangid;
54 uint8 newgrflangid;
55 uint8 num_genders;
56 uint8 num_cases;
57 byte pad[3];
58
59 char genders[MAX_NUM_GENDERS][CASE_GENDER_LEN];
60 char cases[MAX_NUM_CASES][CASE_GENDER_LEN];
61
62 bool IsValid() const;
63
69 uint8 GetGenderIndex(const char *gender_str) const
70 {
71 for (uint8 i = 0; i < MAX_NUM_GENDERS; i++) {
72 if (strcmp(gender_str, this->genders[i]) == 0) return i;
73 }
74 return MAX_NUM_GENDERS;
75 }
76
82 uint8 GetCaseIndex(const char *case_str) const
83 {
84 for (uint8 i = 0; i < MAX_NUM_CASES; i++) {
85 if (strcmp(case_str, this->cases[i]) == 0) return i;
86 }
87 return MAX_NUM_CASES;
88 }
89 };
91 assert_compile(sizeof(LanguagePackHeader) % 4 == 0);
92
94 struct LanguageMetadata : public LanguagePackHeader {
95 char file[MAX_PATH];
96 };
97
99 typedef SmallVector<LanguageMetadata, 4> LanguageList;
100
102 extern LanguageList _languages;
103
105 extern const LanguageMetadata *_current_language;
106
107 #ifdef WITH_ICU_SORT
108 extern Collator *_current_collator;
109 #endif /* WITH_ICU_SORT */
110
111 bool ReadLanguagePack(const LanguageMetadata *lang);
112 const LanguageMetadata *GetLanguage(byte newgrflangid);
113
114 #endif /* LANGUAGE_H */