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% TeXdraw macros to access PostScript builtins
% $Id: txdps.tex 1.10 2019/04/18 TeXdraw-v2r3 $
% Copyright (C) 1991-2019 Peter Kabal
% This work is licensed under the Creative Commons Attribution (CC-BY)
% License, any version. To view the licenses, visit
% creativecommons.org/licenses/by or send a letter to
% Creative Commons, PO Box 1866, Mountain View, CA 94042, USA.
% Peter Kabal
% Department of Electrical & Computer Engineering
% McGill University
% peter dot kabal at mcgill dot ca
% http://www-mmsp.ece.mcgill.ca/MMSP/Documents/Software/
% ===============================================================
\chardef\catamp=\the\catcode`\@
\catcode`\@=11
% The TeXdraw macros assume that a PostScript currentpoint is always
% defined. When using the following macros, always finish off with
% by reestablishing a PostScript currentpoint. This can be done with
% a \PSmoveto command.
\def\PSsetlinecap #1 {\writeps{#1 setlinecap}}
\def\PSsetlinejoin #1 {\writeps{#1 setlinejoin}}
\def\PSstroke {\writeps{stroke}}
\def\PSnewpath {\writeps{newpath}}
\def\PSclosepath {\writeps{closepath}}
\def\PSfill {\writeps{fill}}
\def\PSlineto (#1 #2){\getpos (#1 #2)\a@rgx\a@rgy
\s@etpospix \a@rgx \a@rgy
\writeps {\the\x@pix\space \the\y@pix\space lineto}}
\def\PSmoveto (#1 #2){\getpos (#1 #2)\a@rgx\a@rgy
\s@etpospix \a@rgx \a@rgy
\writeps {\the\x@pix\space \the\y@pix\space moveto}}
\def\PSarc r:#1 sd:#2 ed:#3 (#4 #5){\getpos (#4 #5)\a@rgx\a@rgy
\s@etpospix \a@rgx \a@rgy
\coordtopix {#1}\t@pixa
\writeps{\the\x@pix\space \the\y@pix\space
\the\t@pixa\space #2 #3 arc}}
\def\PSarcn r:#1 sd:#2 ed:#3 (#4 #5){\getpos (#4 #5)\a@rgx\a@rgy
\s@etpospix \a@rgx \a@rgy
\coordtopix {#1}\t@pixa
\writeps{\the\x@pix\space \the\y@pix\space
\the\t@pixa\space #2 #3 arcn}}
\catcode`\@=\catamp
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