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%D \module
%D [ file=math-run,
%D version=2023.05.18,
%D title=\CONTEXT\ Math Macros,
%D subtitle=Runtime loaded commands,
%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.
\unprotect
\permanent\tolerant\protected\gdef\showmathmargins[#1]%
{\bgroup
\par
\c_attr_visual\attributeunsetvalue
\ruledhbox to \hsize \bgroup
\setbox\scratchbox\hbox to \hsize\bgroup
\scratchheight2\lineheight
\scratchwidth \onepoint
\infofont
\ifcstok{#1}\v!all
\llap\bgroup
\setupinterlinespace
\vbox yoffset -\lineheight\bgroup
\forgetall
\setstrut
% \llap{\the \c_strc_math_n_of_lines \enspace \#l}\par
\llap{\withoutpt\d_strc_math_first_left \enspace fl}\par
\llap{\withoutpt\d_strc_math_last_left \enspace ll}\par
\llap{\withoutpt\d_strc_math_max_left \enspace ml}\par
\llap{\withoutpt\d_strc_formulas_number \enspace wd}\par
\egroup
\quad
\egroup
\fi
\ifzeropt\s_strc_formulas_margin_left\else
\bgroup\darkred
\srule \s!width \scratchwidth \s!height \scratchheight
\kern-\scratchwidth
\vrule \s!width \s_strc_formulas_margin_left
\kern-\scratchwidth
\srule \s!width \scratchwidth \s!height \scratchheight
\egroup
\fi
\ifdim\d_math_strc_hangindent>\zeropoint
\bgroup\darkred
\vrule \s!width \d_math_strc_hangindent \s!depth 2\exheight \s!height-\exheight
\kern-\d_math_strc_hangindent
\egroup
\fi
\bgroup\darkgray
\leaders\vrule\hfill
\egroup
\bgroup\darkgreen
\srule \s!width \scratchwidth \s!height \scratchheight
\egroup
\bgroup\darkgray
\leaders\vrule\hfill
\egroup
\ifdim\d_math_strc_hangindent<\zeropoint
\bgroup\darkblue
\kern\d_math_strc_hangindent
\vrule \s!width -\d_math_strc_hangindent \s!depth 2\exheight \s!height-\exheight
\egroup
\fi
\ifzeropt\s_strc_formulas_margin_right\else
\bgroup\darkblue
\srule \s!width \scratchwidth \s!height \scratchheight
\kern-\scratchwidth
\vrule \s!width \s_strc_formulas_margin_right
\kern-\scratchwidth
\srule \s!width \scratchwidth \s!height \scratchheight
\egroup
\fi
\ifcstok{#1}\v!all
\rlap\bgroup
\setupinterlinespace
\quad
\vbox yoffset -\lineheight\bgroup
\forgetall
\setstrut
\rlap{fr\enspace\withoutpt\d_strc_math_first_right}\par
\rlap{lr\enspace\withoutpt\d_strc_math_last_right }\par
\rlap{mr\enspace\withoutpt\d_strc_math_max_right }\par
\rlap
{\formulaparameter\c!location:\enspace
p=\the\c_strc_math_positioning\enspace
a=\the\c_strc_math_ragged_status\enspace
l=\the\c_strc_math_number_location\enspace
v=\the\c_strc_math_number_variant}\par
\egroup
\egroup
\fi
\global\c_strc_math_positioning\zerocount
\egroup
\ht\scratchbox1.2\exheight
\dp\scratchbox0.4\exheight
\strut
\box\scratchbox
\kern-\hsize
\hbox to \hsize \bgroup
\white
\infofont
\kern\s_strc_formulas_margin_left
\quad
[\the\s_strc_formulas_margin_left]%
\hss
[\c!split=\iftok{\formulaparameter\c!split}\emptytoks\v!yes \else\formulaparameter\c!split\fi]%
\quad
[\c!align=\iftok{\formulaparameter\c!align}\emptytoks\v!middle\else\formulaparameter\c!align\fi]%
\ifcstok{#1}\v!all\else
\quad
[\c!location=\formulaparameter\c!location]%
\fi
\hss
[\the\s_strc_formulas_margin_right]%
\quad
\kern\s_strc_formulas_margin_right
\egroup
\egroup
\par
\egroup}
\protect
\continueifinputfile{s-math-show.mkxl}
\starttext
\startformula
a + b = c
\stopformula
\stoptext
|
