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%D \module
%D [ file=grph-rul,
%D version=2016.02.05, % from experiments
%D title=\CONTEXT\ Graphic Macros,
%D subtitle=Rule Trickery,
%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 Graphic Macros / Rule Trickery}
\registerctxluafile{grph-rul}{}
\unprotect
\unexpanded\def\frule{\relax\clf_frule} % kind of low level
% just for fun:
% \defineoverlay[normalframe]
% [\frule
% width \overlaywidth
% height\overlayheight
% line \overlaylinewidth
% \relax]
% \defineoverlay[ovalframe]
% [\frule
% width \overlaywidth
% height \overlayheight
% line \overlaylinewidth
% radius \overlayradius
% \relax]
\protect \endinput
% \starttext
%
% \testfeatureonce{25}{\dontleavehmode
% \ruledhbox\bgroup
% \red \frule width 2cm height 2cm depth 1cm radius 2mm line 2pt type fill\relax
% \hskip-2cm
% \green \frule width 2cm height 2cm depth 1cm radius 2mm line 2pt\relax
% \egroup
% \space}
%
% \blank
%
% \startuseMPgraphic{demoshape:back}
% fill
% unitcircle xysized (RuleWidth,RuleHeight+RuleDepth)
% withcolor RuleColor ;
% \stopuseMPgraphic
%
% \startuseMPgraphic{demoshape:fore}
% draw
% unitcircle xysized (RuleWidth,RuleHeight+RuleDepth)
% withcolor RuleColor
% withpen pencircle scaled RuleThickness ;
% \stopuseMPgraphic
%
% \testfeatureonce{100}{\dontleavehmode
% \ruledhbox\bgroup
% \red \frule width 1cm height 3mm depth 1mm type mp line 2pt data {\includeMPgraphic{demoshape:back}}\relax
% \hskip-1cm
% \green \frule width 1cm height 3mm depth 1mm type mp line 2pt data {\includeMPgraphic{demoshape:fore}}\relax
% \egroup
% \space}
%
% \blank
%
% \dontleavehmode
% \testfeatureonce{1}{\setbox\scratchbox\hbox{\framed {test}}}
% \framed {test}
% \testfeatureonce{1}{\setbox\scratchbox\hbox{\framed[background=normalframe,frame=off]{test}}}
% \framed[background=normalframe,frame=off]{test}
% \testfeatureonce{1}{\setbox\scratchbox\hbox{\framed[corner=round] {test}}}
% \framed[corner=round] {test}
% \testfeatureonce{1}{\setbox\scratchbox\hbox{\framed[background=ovalframe,frame=off] {test}}}
% \framed[background=ovalframe,frame=off] {test}
% \testfeatureonce{1}{\setbox\scratchbox\hbox{\framed[background=ovalframe,frame=on] {test}}}
% \framed[background=ovalframe,frame=on] {test}
%
% \stoptext
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