%D \module
%D   [       file=xtag-pml,
%D        version=2001.09.04,
%D          title=\CONTEXT\ XML Support,
%D       subtitle=Physics ML,
%D         author=Hans Hagen,
%D           date=\currentdate,
%D      copyright={PRAGMA / Hans Hagen \& Ton Otten}]
%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 XML Macros / PhysML}

%D This is a reimplmentation of the old filter. This module
%D runs on top of the mathml and units modules.

\useXMLfilter[map]
\useXMLfilter[mml,mmp,mmc]

\defineXMLargument [phys]  \doXMLphys
\defineXMLargument [iphys] \doXMLiphys
\defineXMLargument [dphys] \doXMLdphys

\unprotect

\unexpanded\def\doXMLphys {\ifhmode\@EA\doXMLiphys\else\@EA\doXMLdphys\fi}
\unexpanded\def\doXMLiphys{\XMLremapdata[mml]{$\ignorespaces}{\unskip$}}
\unexpanded\def\doXMLdphys{\XMLremapdata[mml]{\dostartformula{}}{\dostopformula}}

\protect

\doifnotmode{demo}{\endinput}

\usemodule[units]

\starttext

\startXMLdata
<phys>
  <apply> <times/>
    <cn> 10 </cn>
    <ci><unit><Milli/><Sec/><Per/><Square/><Kilo/><Meter/></unit> </ci>
  </apply>
</phys>
\stopXMLdata

\startXMLdata
<phys>
  <apply> <divide/>
    <cn> 10 </cn>
    <ci> <unit><Unit/><Milli/><Sec/><Per/><Square/><Kilo/><Meter/></unit> </ci>
  </apply>
</phys>
\stopXMLdata

\startXMLdata
<phys>
  <apply> <times/>
    <cn> 10 </cn>
    <ci> <unit> <Milli/> <Sec/> <Per/> <Square/> <Kilo/> <Meter/> </unit> </ci>
  </apply>
</phys>
\stopXMLdata

\startXMLdata
<phys>
  <apply> <times/>
    <cn> 10 </cn>
    <ci> <unit><Milli/><Sec/><Per/><Square/><Kilo/><Meter/></unit> </ci>
  </apply>
</phys>
\stopXMLdata

\startXMLdata
<phys>
  <apply> <times/>
    <cn> 10 </cn>
    <ci> <unit> <Milli/> <Sec/> <Per/> <Square/> <Kilo/> <Meter/> </unit> </ci>
  </apply>
</phys>
\stopXMLdata

\stoptext
