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%D \module
%D [ file=supp-dir,
%D version=2004.11.11,
%D title=\CONTEXT\ Support Macros,
%D subtitle=Directional Things,
%D author=Hans Hagen,
%D date=\currentdate,
%D copyright={PRAGMA ADE \& \CONTEXT\ Development Team}]
%C
%C This module is part of the \CONTEXT\ macro||package and is
%C therefore copyrighted by \PRAGMA. See mreadme.pdf for
%C details.
%D We no longer have the \ETEX\ direction primitives.
\unprotect
% \expanded{\defineactivecharacter \number"2000E} {\textdir TRT\relax}
% \expanded{\defineactivecharacter \number"2000F} {\textdir TLT\relax}
%D As we have less directions now we can use something
% \chardef\@@D@@TLT0
% \chardef\@@D@@TRT1
% \chardef\@@D@@RTT0
% \chardef\@@D@@LRL1
%
% \def\thetextdir{\csname @@D@@\the\textdir\endcsname}
%
% \ifnum\thetextdir=0 L\else R\fi \textdir TRT \ifnum\thetextdir=0 L\else R\fi
\unexpanded\def\showdirsinmargin
{\inleft{\normalexpanded{\noexpand\hbox dir TLT{\ttxx[\the\pardir,\the\textdir]}}}}
\bgroup
\catcode`L=\othercatcode \gdef\istltdir#1#2#3{\if#2L0\else1\fi}
\catcode`R=\othercatcode \gdef\istrtdir#1#2#3{\if#2R0\else1\fi}
\egroup
\def\istlttextdir{\expandafter\istltdir\the\textdir}
\def\istrttextdir{\expandafter\istrtdir\the\textdir}
\def\istltpardir {\expandafter\istltdir\the\pardir }
\def\istrtpardir {\expandafter\istrtdir\the\pardir }
% \ifcase\istlttextdir Y\else N\fi
% \ifcase\istltpardir Y\else N\fi
% \ifcase\istltdir TRT\relax Y\else N\fi
\protect \endinput
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