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%D \module
%D [ file=strc-mat,
%D version=2008.10.20,
%D title=\CONTEXT\ Structure Macros,
%D subtitle=Math Numbering,
%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.
\writestatus{loading}{ConTeXt Structure Macros / Math Formulas}
%D This module only provides the code for defining formulas and
%D fetching parameters. The action takes place later.
\unprotect
%D \macros
%D {setupformulas,setupsubformulas,setupformulaframed}
\installcorenamespace{formula}
\installcorenamespace{subformula}
\installcorenamespace{formulaframed}
\installcorenamespace{formulaoption}
\installcommandhandler \??formula {formula} \??formula
\installcommandhandler \??subformula {subformula} \??subformula % maybe just setuphandler (no childs used yet)
\installframedcommandhandler \??formulaframed {formulaframed} \??formulaframed
\let\setupformulas \setupformula
\let\setupsubformulas\setupsubformula
\appendtoks
\normalexpanded{\defineformulaframed[\currentformula][\currentformulaparent]}%
\to \everydefineformula
\def\strc_formulas_option#1%
{\ifcsname\??formulaoption#1\endcsname
\lastnamedcs
\else
\font_basics_switchtobodyfont{#1}% for old time sake, might go away, only pt so maybe dimension and small test
\fi}
\protect \endinput
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