src/strings_type.h

   1 /* $Id$ */
   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
  10 /** @file strings_type.h Types related to strings. */
  11
  12 #ifndef STRINGS_TYPE_H
  13 #define STRINGS_TYPE_H
  14
  15 /**
  16  * Numeric value that represents a string, independent of the selected language.
  17  */
  18 typedef uint32 StringID;
  19 static const StringID INVALID_STRING_ID = 0xFFFF; ///< Constant representing an invalid string (16bit in case it is used in savegames)
  20 static const int MAX_CHAR_LENGTH        = 4;      ///< Max. length of UTF-8 encoded unicode character
  21 static const uint MAX_LANG              = 0x7F;   ///< Maximum number of languages supported by the game, and the NewGRF specs
  22
  23 /** Directions a text can go to */
  24 enum TextDirection {
  25         TD_LTR, ///< Text is written left-to-right by default
  26         TD_RTL, ///< Text is written right-to-left by default
  27 };
  28
  29 /** StringTabs to group StringIDs */
  30 enum StringTab {
  31         /* Tabs 0..1 for regular strings */
  32         TEXT_TAB_TOWN             =  4,
  33         TEXT_TAB_INDUSTRY         =  9,
  34         TEXT_TAB_STATION          = 12,
  35         TEXT_TAB_SPECIAL          = 14,
  36         TEXT_TAB_OLD_CUSTOM       = 15,
  37         TEXT_TAB_VEHICLE          = 16,
  38         /* Tab 17 for regular strings */
  39         TEXT_TAB_OLD_NEWGRF       = 26,
  40         TEXT_TAB_END              = 32, ///< End of language files.
  41         TEXT_TAB_GAMESCRIPT_START = 32, ///< Start of GameScript supplied strings.
  42         TEXT_TAB_NEWGRF_START     = 64, ///< Start of NewGRF supplied strings.
  43 };
  44
  45 /** Number of bits for the StringIndex within a StringTab */
  46 static const uint TAB_SIZE_BITS       = 11;
  47 /** Number of strings per StringTab */
  48 static const uint TAB_SIZE            = 1 << TAB_SIZE_BITS;
  49
  50 /** Number of strings for GameScripts */
  51 static const uint TAB_SIZE_GAMESCRIPT = TAB_SIZE * 32;
  52
  53 /** Number of strings for NewGRFs */
  54 static const uint TAB_SIZE_NEWGRF     = TAB_SIZE * 256;
  55
  56 /** Special string constants */
  57 enum SpecialStrings {
  58
  59         /* special strings for town names. the town name is generated dynamically on request. */
  60         SPECSTR_TOWNNAME_START     = 0x20C0,
  61         SPECSTR_TOWNNAME_ENGLISH   = SPECSTR_TOWNNAME_START,
  62         SPECSTR_TOWNNAME_FRENCH,
  63         SPECSTR_TOWNNAME_GERMAN,
  64         SPECSTR_TOWNNAME_AMERICAN,
  65         SPECSTR_TOWNNAME_LATIN,
  66         SPECSTR_TOWNNAME_SILLY,
  67         SPECSTR_TOWNNAME_SWEDISH,
  68         SPECSTR_TOWNNAME_DUTCH,
  69         SPECSTR_TOWNNAME_FINNISH,
  70         SPECSTR_TOWNNAME_POLISH,
  71         SPECSTR_TOWNNAME_SLOVAK,
  72         SPECSTR_TOWNNAME_NORWEGIAN,
  73         SPECSTR_TOWNNAME_HUNGARIAN,
  74         SPECSTR_TOWNNAME_AUSTRIAN,
  75         SPECSTR_TOWNNAME_ROMANIAN,
  76         SPECSTR_TOWNNAME_CZECH,
  77         SPECSTR_TOWNNAME_SWISS,
  78         SPECSTR_TOWNNAME_DANISH,
  79         SPECSTR_TOWNNAME_TURKISH,
  80         SPECSTR_TOWNNAME_ITALIAN,
  81         SPECSTR_TOWNNAME_CATALAN,
  82         SPECSTR_TOWNNAME_LAST      = SPECSTR_TOWNNAME_CATALAN,
  83
  84         /* special strings for company names on the form "TownName transport". */
  85         SPECSTR_COMPANY_NAME_START = 0x70EA,
  86         SPECSTR_COMPANY_NAME_LAST  = SPECSTR_COMPANY_NAME_START + SPECSTR_TOWNNAME_LAST - SPECSTR_TOWNNAME_START,
  87
  88         SPECSTR_SILLY_NAME         = 0x70E5,
  89         SPECSTR_ANDCO_NAME         = 0x70E6,
  90         SPECSTR_PRESIDENT_NAME     = 0x70E7,
  91
  92         /* reserve MAX_LANG strings for the *.lng files */
  93         SPECSTR_LANGUAGE_START     = 0x7100,
  94         SPECSTR_LANGUAGE_END       = SPECSTR_LANGUAGE_START + MAX_LANG - 1,
  95
  96         /* reserve 32 strings for various screen resolutions */
  97         SPECSTR_RESOLUTION_START   = SPECSTR_LANGUAGE_END + 1,
  98         SPECSTR_RESOLUTION_END     = SPECSTR_RESOLUTION_START + 0x1F,
  99 };
 100
 101 #endif /* STRINGS_TYPE_H */