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%% This file is luabidi-footnotes.def
%% This is part of the luabidi package
%%
%% Copyright © 2009 Vafa Khalighi, 2013--2019 Arthur Reutenauer, 2019 Jürgen Spitzmüller
%%
%%%% It may be distributed and/or modified under the
%% conditions of the LaTeX Project Public License, either version 1.3c
%% of this license or (at your option) any later version.
%
% Footnotes
%
% These are defined in polyglossia. Provide simple fallbacks
\providecommand*\localnumeral{\@ifstar\@@localnumeral\@localnumeral}
\providecommand*\@localnumeral[1]{#1}
\providecommand*\@@localnumeral[1]{%
\protect\@arabic\csuse{c@#1}%
}
\let\footnotemarkLR\footnotemark
\let\footnotemarkRL\footnotemark
\providecommand\LTRfootnote[2][]{%
\begingroup
\ifx#1\\\\\footnotemarkLR
\renewcommand{\thefootnote}{\localnumeral*{footnote}}%
\else%
\footnotemarkLR[#1]%
\renewcommand{\thefootnote}{\localnumeral{#1}}%
\fi
\pardir TLT \textdir TLT\footnotetext{#2}%
\endgroup
}
\providecommand\RTLfootnote[2][]{%
\begingroup
\ifx#1\\\\\footnotemarkRL%
\renewcommand{\thefootnote}{\localnumeral*{footnote}}%
\else%
\footnotemarkRL[#1]%
\renewcommand{\thefootnote}{\localnumeral{#1}}%
\fi
\pardir TRT \textdir TRT\footnotetext{#2}%
\endgroup
}
% backwards compatibility
\def\Footnote#1{\LTRfootnote{#1}}
%
% Footnote rules
%
% adjustable rule length
\newlength\footnoterulewidth
\setlength\footnoterulewidth{.4\columnwidth}
% The left, right and full width rules
\def\luabidi@left@fn{%
\hbox to \columnwidth
{\pagedir TLT\textdir TLT\vbox{\kern -3\p@
\hrule\@width\footnoterulewidth\kern2.6\p@}\hfil}}
\def\luabidi@right@fn{%
\pagedir TRT\textdir TRT\hrule\@width\footnoterulewidth\kern2.6\p@}
\def\luabidi@textwidth@fn{%
\kern-3\p@\hrule\@width\textwidth\kern2.6\p@}
% switches for the rule position
\def\leftfootnoterule{\global\def\footnoterule{\luabidi@left@fn}}
\def\rightfootnoterule{\global\def\footnoterule{\luabidi@right@fn}}
\def\textwidthfootnoterule{\global\def\footnoterule{\luabidi@textwidth@fn}}
\def\autofootnoterule{\luabidi@autofootnoteruletrue}
% Finis
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