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% Language definition file (part of polyglossia v2.2 -- 2024/07/15)
%
\ProvidesFile{gloss-tibetan.ldf}[polyglossia: module for Tibetan]
%% Copyright 2013 Elie Roux
%% Under the CC0 license <http://creativecommons.org/publicdomain/zero/1.0/>
%%
%% A good font to make tests is \newfontfamily\tibetanfont{Tibetan Machine Uni}
%%
\PolyglossiaSetup{tibetan}{
bcp47=bo,
bcp47-language=bo,
bcp47-script=Tibt,
script=Tibetan,
scripttag=tibt,
langtag=TIB,
hyphennames={nohyphenation},
fontsetup=true,
localnumeral=tibetannumerals
%TODO localalph={xxx@alph,xxx@Alph}
}
% BCP-47 compliant aliases
\setlanguagealias*{tibetan}{bo}
\newif\if@tibetan@numerals
\DeclareKeys[polyglossia/gloss/tibetan]
{
numerals.choice:,
numerals/tibetan.code = \@tibetan@numeralstrue
\SetLanguageKeys{tibetan}{bcp47-extension-u=nu-tibt},
numerals/arabic.code = \@tibetan@numeralsfalse
\SetLanguageKeys{tibetan}{bcp47-extension-u=nu-latn},
numerals.default:n = tibetan
}
\ifluatex
\newattribute\xpg@tibteol %
\directlua{polyglossia.load_tibt_eol()}%
\fi
\def\tibetan@eol{%
\ifluatex%
\xpg@tibteol=1\relax%
\directlua{polyglossia.activate_tibt_eol()}%
\else%
\XeTeXlinebreaklocale "bo"%
\XeTeXlinebreakskip=0pt plus 0.1em% doesn't do much, but doesn't harm I guess...
\fi%
}
\def\notibetan@eol{%
\ifluatex%
\xpg@tibteol=0\relax%
%\directlua{polyglossia.activate_tibt_eol()}%
\else%
\XeTeXlinebreaklocale "en"% en? really?
\XeTeXlinebreakskip=0pt plus 0pt%
\fi%
}
% Register default options
\InitializeGlossOptions{tibetan}{numerals=tibetan}
% some are known, but very few
% a few come from "Standardizing Tibetan Terms of Information Technology"
% from the China Tibetology Research Center
\def\captionstibetan{%
%\def\refname{}%
\def\abstractname{གནད་བསྡུས།}%
\def\bibname{དཔེ་ཆའི་ཐོ་གཞུང་།}% or dpe deb kyi re'u mig?
\def\prefacename{དཔེ་དེབ་ཀྱི་གླེང་བརྗོད།}% or gleng brjod 'god pa or ngo sprod?
\def\chaptername{ལེའུ་}%
\def\appendixname{ཞར་བྱུང་།}%
\def\contentsname{དཀར་ཆག།}%
%\def\listfigurename{}%
%\def\listtablename{}%
\def\indexname{གསུལ་བྱང་།}%
\def\figurename{པར་རིས་}% or dpe ris?
\def\tablename{རེའུ་མིག་}%
%\def\thepart{}%
\def\partname{ཆ་ཤས་}%
\def\pagename{ཤོག་}%
%\def\seename{}%
%\def\alsoname{}%
%\def\enclname{}%
\def\ccname{འདྲ་བཤུས་ལེན་མཁན་}%
%\def\headtoname{}%
\def\proofname{བདེན་དཔང་།}% not sure about this one...
\def\glossaryname{མིང་ཚིག་རེའུ་མིག།}%
}
\def\datetibetan{%
\def\tibetan@month{%
\ifcase\month\or
ཟླ་དང་པོ\or ཟླ་གཉིས་པ\or ཟླ་གསུམ་པ%
\or ཟླ་བཞི་པ\or ཟླ་ལྔ་པ\or ཟླ་དྲུག་པ\or ཟླ་བདུན་པ%
\or ཟླ་བརྒྱད་པ\or ཟླ་དགུ་པ\or ཟླ་བཆུ་པ\or ཟླ་བཆུ་གཅིག་པ\or ཟླ་བཆུ་གཉིས་པ\fi}%
\def\tibetan@daynum{%
\ifcase\day\or དང་པོ\or གཉིས་པ\or གསུམ་པ \or བཞི་པ\or ལྔ་པ\or དྲུག་པ\or བདུན་པ\or བརྒྱད་པ\or དགུ་པ\or བཆུ་པ%
\or བཆུ་གཅིག་པ\or བཆུ་གཉིས་པ\or བཆུ་གསུམ་པ\or བཆུ་བཞི་པ\or བཆུ་ལྔ་པ\or བཆུ་དྲུག་པ\or བཆུ་བདུན་པ\or བཆུ་བརྒྱད་པ\or བཆུ་དགུ་པ\or ཉི་ཤུ་པ%
\or ཉི་ཤུ་རྩ་གཅིག་པ\or ཉི་ཤུ་རྩ་གཉིས་པ\or ཉི་ཤུ་རྩ་གསུམ་པ\or ཉི་ཤུ་རྩ་བཞི་པ\or ཉི་ཤུ་རྩ་ལྔ་པ\or ཉི་ཤུ་རྩ་དྲུག་པ\or ཉི་ཤུ་རྩ་བདུན་པ\or ཉི་ཤུ་རྩ་བརྒྱད་པ\or ཉི་ཤུ་རྩ་དགུ་པ\or སུམ་ཆུ་པ%
\or སུམ་ཆུ་སོ་གཅིག་པ\fi}%
% As we use gregorian calendar, it's better to stick with spyi lo
%\newcount\tibetan@year%
%\tibetan@year=\year%
%\advance\tibetan@year by 127% this is bod rgyal lo, the most common, but there are others...
% I'm not sure the / character is in most tibetan fonts
%\def\today{\tibetannumber\day /\tibetannumber\day /\tibetannumber\year}%
\def\today{\tibetannumber\day །\tibetannumber\month །\tibetannumber\year}%
% this is more litterate, but longer
%\def\today{སྤྱི་ལོ་\tibetannumber\year ་སྤྱི་\tibetan@month{}་ད་རེས་\tibetan@daynum{}།}%
}
\def\tibetandigits#1{\expandafter\@tibetan@digits #1@}
\def\@tibetan@digits#1{%
\ifx @#1% then terminate
\else
\ifx0#1༠\else\ifx1#1༡\else\ifx2#1༢\else\ifx3#1༣\else\ifx4#1༤\else\ifx5#1༥\else\ifx6#1༦\else\ifx7#1༧\else\ifx8#1༨\else\ifx9#1༩\else#1\fi\fi\fi\fi\fi\fi\fi\fi\fi\fi
\expandafter\@tibetan@digits
\fi
}
\def\tibetannumber#1{%
\if@tibetan@numerals
\tibetandigits{\number#1}%
%%{\protect\addfontfeature{Mapping=tibetandigits}\protect\number#1}
\else
\number#1%
%%{\protect\reset@font\number#1}
\fi}
\def\@tibetanalph#1{%
\ifcase#1\or ཀ\or ཁ\or ག\or ང\or ཅ\or ཆ\or
ཇ\or ཉ\or ཏ\or ཐ\or ད\or ན\or པ\or ཕ\or
བ\or མ\or ཙ\or ཚ\or ཛ\or ཝ\or ཞ\or ཟ\or
འ\or ཡ\or ར\or ལ\or ཤ\or ས\or ཧ\or ཨ
\else%
\xpg@ill@value{#1}{@tibetanalph}%
\fi%
}
\def\tibetanAlph#1{%
\expandafter\@tibetanAlph\csname c@#1\endcsname%
}
\def\@tibetanAlph#1{%
\ifcase#1\or ཀ\or ཁ\or ག\or ང\or ཅ\or ཆ\or ཇ\or
ཉ\or ཏ\or ཐ\or ད\or ན\or པ\or ཕ\or བ\or མ\or ཙ\or
ཚ\or ཛ\or ཝ\or ཞ\or ཟ\or འ\or ཡ\or ར\or ལ\or ཤ\or
ས\or ཧ\or ཨ%
\else%
\xpg@ill@value{#1}{@tibetanalph}%
\fi%
}
\newcommand{\tibetanumerals}[2]{\tibetannumber{#2}}
\def\tibetan@numbers{%
\if@tibetan@numerals
\let\@alph\@tibetanalph%
\let\@Alph\@tibetanAlph%
\fi
}
\def\notibetan@numbers{%
\let\@alph\latin@alph%
\let\@Alph\latin@Alph%
}
% Store original definition
\let\xpg@orig@arabic\@arabic
\def\tibetan@globalnumbers{%
\let\@arabic\tibetannumber%
\renewcommand{\thefootnote}{\localnumeral*{footnote}}%
}
\def\notibetan@globalnumbers{%
\let\@arabic\xpg@orig@arabic%
}
\def\noextras@tibetan{%
\notibetan@eol%
\ifcsname xpg@orig@baselinestretch\endcsname%
\renewcommand{\baselinestretch}{\xpg@orig@baselinestretch}%
\fi%
}
\def\inlineextras@tibetan{%
\xdef\xpg@orig@baselinestretch{%
\ifcsname baselinestretch\endcsname
\baselinestretch
\else
1%
\fi%
}%
\renewcommand{\baselinestretch}{1.2}%
\tibetan@eol%
}
\def\blockextras@tibetan{%
\xdef\xpg@orig@baselinestretch{%
\ifcsname baselinestretch\endcsname
\baselinestretch
\else
1%
\fi%
}%
\renewcommand{\baselinestretch}{1.2}%
\tibetan@eol%
}
\endinput
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