%D \module
%D   [       file=attr-neg,
%D        version=2007.06.06,
%D          title=\CONTEXT\ Attribute Macros,
%D       subtitle=Negation,
%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 Attribute Macros / Negation}

\registerctxluafile{attr-neg}{autosuffix}

\unprotect

%D This feature is kind of useless because only \ACROBAT\ seems to support it and
%D even rather complete mupdf based viewers seem to ignore it.

% positive and negative are preregistered

\permanent\protected\def\startnegative{\clf_setnegative\v!negative}
\permanent\protected\def\stopnegative {\clf_setnegative\v!positive}

\permanent\protected\def\startpositive{\clf_setnegative\v!positive}
\permanent\protected\def\stoppositive {\clf_setnegative\v!negative}

\protect \endinput