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% This is postpictex.tex Version 1.1 9/10/87
% To use the PiCTeX macros under LaTeX, you first need to \input the
% file prepictex.tex, then the main corpus of PiCTeX macros (pictex.tex),
% and finally this file. Do not \input the file latexpicobjs.tex.
\catcode`@=11 \catcode`!=11
% Save meanings of PiCTeX keywords that duplicate LaTeX keywords
\let\!pictexendpicture=\endpicture
\let\!pictexframe=\frame
\let\!pictexlinethickness=\linethickness
\let\!pictexmultiput=\multiput
\let\!pictexput=\put
% Redefine the PiCTeX \beginpicture macro
\def\beginpicture{%
\setbox\!picbox=\hbox\bgroup%
\let\endpicture=\!pictexendpicture
\let\frame=\!pictexframe
\let\linethickness=\!pictexlinethickness
\let\multiput=\!pictexmultiput
\let\put=\!pictexput
\let\input=\@@input % \@@input is LaTeX's saved version of TeX's primitive
\!xleft=\maxdimen
\!xright=-\maxdimen
\!ybot=\maxdimen
\!ytop=-\maxdimen}
% Reestablish LaTeX's meaning of \frame. This makes
% PiCTeX's meaning of \frame available only inside a PiCture.
\let\frame=\!latexframe
% Make PiCTeX's meaning of \frame available everywhere in the
% guise of \pictexframe
\let\pictexframe=\!pictexframe
% Now do the same for \linethickness
\let\linethickness=\!latexlinethickness
\let\pictexlinethickness=\!pictexlinethickness
% Reset LaTeX's default meaning of \\
\let\\=\@normalcr
\catcode`@=12 \catcode`!=12
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