%%
%% This is file `asymptote.sty',
%% generated with the docstrip utility.
%%
%% The original source files were:
%%
%% asy-latex.dtx  (with options: `pkg')
%% ____________________________
%% The ASYMPTOTE package
%%
%% (C) 2003 Tom Prince
%% (C) 2003-2021 John Bowman
%% (C) 2010 Will Robertson
%%
%% Adapted from comment.sty
%%
%% Licence: GPL2+
%%
\ProvidesPackage{asymptote}
 [2024/02/26 v1.38 Asymptote style file for LaTeX]
\def\Asymptote{{\tt Asymptote}}
\InputIfFileExists{\jobname.pre}{}{\typeout{No file \jobname.pre.}}
\newbox\ASYbox
\newdimen\ASYdimen
\newcounter{asy}
\newwrite\AsyStream
\newwrite\AsyPreStream
\newif\ifASYinline
\newif\ifASYattach
\newif\ifASYkeepAspect
\ASYkeepAspecttrue
\RequirePackage{keyval}
\RequirePackage{ifthen}
\RequirePackage{graphicx}
\IfFileExists{ifpdf.sty}{
 \RequirePackage{ifpdf}
}{
 \expandafter\newif\csname ifpdf\endcsname
 \ifx\pdfoutput\@undefined\else
   \ifcase\pdfoutput\else
     \pdftrue
   \fi
 \fi
}
\IfFileExists{ifxetex.sty}{
 \RequirePackage{ifxetex}
}{
 \expandafter\newif\csname ifxetex\endcsname
 \ifx\XeTeXversion\@undefined\else
   \xetextrue
 \fi
}
\IfFileExists{catchfile.sty}{
 \RequirePackage{catchfile}
}{
 \newcommand\CatchFileDef[3]{%
   \begingroup
   \everyeof{%
     \ENDCATCHFILEMARKER
     \noexpand
   }%
   \long\def\@tempa####1\ENDCATCHFILEMARKER{%
     \endgroup
     \def##1{####1}%
   }%
   ##3%
   \expandafter\@tempa\@@input ##2\relax
 }
}
\newif\if@asy@attachfile@loaded
\AtBeginDocument{%
 \@ifpackageloaded{attachfile2}{\@asy@attachfile@loadedtrue}{}%
 \let\asy@check@attachfile\asy@check@attachfile@loaded
}
\newcommand\asy@check@attachfile@loaded{%
 \if@asy@attachfile@loaded\else
   \PackageError{asymptote}{You must load the attachfile2 package}{^^J%
     You have requested the [attach] option for some or all of your^^J%
     Asymptote graphics, which requires the attachfile2 package.^^J%
     Please load it in the document preamble.^^J%
   }%
 \fi
}
\newcommand\asy@check@attachfile{%
 \AtBeginDocument{\asy@check@attachfile@loaded}%
 \let\asy@check@attachfile\@empty
}
\def\csarg#1#2{\expandafter#1\csname#2\endcsname}
\DeclareOption{inline}{%
 \ASYinlinetrue
}
\DeclareOption{attach}{%
 \asy@check@attachfile
 \ASYattachtrue
}
\ProcessOptions*
\def\asylatexdir{}
\def\asydir{}
\def\ASYasydir{}
\def\ASYprefix{}
\newif\ifASYPDF
\ifxetex
 \ASYPDFtrue
\else
 \ifpdf
   \ASYPDFtrue
 \fi
\fi
\ifASYPDF
 \def\AsyExtension{pdf}
\else
 \def\AsyExtension{eps}
\fi
\def\unquoteJobname#1"#2"#3\relax{%
 \def\rawJobname{#1}%
 \ifx\rawJobname\empty
   \def\rawJobname{#2}%
 \fi
}
\expandafter\unquoteJobname\jobname""\relax
\def\fixstar#1*#2\relax{%
 \def\argtwo{#2}%
 \ifx\argtwo\empty
   \gdef\Jobname{#1}%
 \else
   \fixstar#1-#2\relax
 \fi
}
\expandafter\fixstar\rawJobname*\relax
\def\Ginclude@eps#1{%
 \message{<#1>}%
 \bgroup
 \def\@tempa{!}%
 \dimen@\Gin@req@width
 \[email protected]\relax
 \divide\dimen@\dimen@ii
 \@tempdima\Gin@req@height
 \divide\@tempdima\dimen@ii
   \special{PSfile=#1\space
     llx=\Gin@llx\space
     lly=\Gin@lly\space
     urx=\Gin@urx\space
     ury=\Gin@ury\space
     \ifx\Gin@scalex\@tempa\else rwi=\number\dimen@\space\fi
     \ifx\Gin@scaley\@tempa\else rhi=\number\@tempdima\space\fi
     \ifGin@clip clip\fi}%
 \egroup
}
\immediate\openout\AsyPreStream=\jobname.pre\relax
\AtEndDocument{\immediate\closeout\AsyPreStream}
\def\WriteAsyLine#1{%
 \immediate\write\AsyStream{\detokenize{#1}}%
}
\def\globalASYdefs{}
\def\WriteGlobalAsyLine#1{%
 \expandafter\g@addto@macro
 \expandafter\globalASYdefs
 \expandafter{\detokenize{#1^^J}}%
}
\def\ProcessAsymptote#1{%
 \begingroup
 \def\CurrentAsymptote{#1}%
 \let\do\@makeother \dospecials
 \@makeother\^^L% and whatever other special cases
 \catcode`\ =10
 \endlinechar`\^^M \catcode`\^^M=12 \xAsymptote
}
\begingroup
 \catcode`\^^M=12 \endlinechar=-1\relax%
 \gdef\xAsymptote{%
   \expandafter\ProcessAsymptoteLine%
 }
 \gdef\ProcessAsymptoteLine#1^^M{%
   \def\@tempa{#1}%
   {%
     \escapechar=-1\relax%
     \xdef\@tempb{\string\\end\string\{\CurrentAsymptote\string\}}%
   }%
   \ifx\@tempa\@tempb%
     \edef\next{\endgroup\noexpand\end{\CurrentAsymptote}}%
   \else%
     \ThisAsymptote{#1}%
     \let\next\ProcessAsymptoteLine%
   \fi%
   \next%
 }
\endgroup
\def\asy@init{%
 \def\ASYlatexdir{}%
 \ifx\asylatexdir\empty\else
   \def\ASYlatexdir{\asylatexdir/}%
 \fi
 \ifx\asydir\empty\else
   \def\ASYasydir{\asydir/}%
 \fi
 \def\ASYprefix{\ASYlatexdir\ASYasydir}%
}
\newcommand\asy[1][]{%
 \stepcounter{asy}%
 \setkeys{ASYkeys}{#1}%
 \ifASYattach
   \ASYinlinefalse
 \fi
 \asy@init
 \immediate\write\AsyPreStream{%
   \noexpand\InputIfFileExists{%
     \ASYprefix\noexpand\jobname-\the\[email protected]}{}{}%
 }%
 \asy@write@graphic@header
 \let\ThisAsymptote\WriteAsyLine
 \ProcessAsymptote{asy}%
}
\def\endasy{%
 \asy@finalise@stream
 \asy@input@graphic
}
\def\asy@write@graphic@header{%
 \immediate\openout\AsyStream=\ASYasydir\jobname-\the\[email protected]\relax
 \gdef\AsyFile{\ASYprefix\Jobname-\the\c@asy}%
 \immediate\write\AsyStream{%
   if(!settings.multipleView) settings.batchView=false;^^J%
   \ifxetex
     settings.tex="xelatex";^^J%
   \else\ifASYPDF
       settings.tex="pdflatex";^^J%
   \fi\fi
   \ifASYinline
     settings.inlinetex=true;^^J%
     deletepreamble();^^J%
   \fi
   defaultfilename="\Jobname-\the\c@asy";^^J%
   if(settings.render < 0) settings.render=4;^^J%
   settings.outformat="";^^J%
   \ifASYattach
     settings.inlineimage=false;^^J%
     settings.embed=false;^^J%
     settings.toolbar=true;^^J%
   \else
     settings.inlineimage=true;^^J%
     settings.embed=true;^^J%
     settings.toolbar=false;^^J%
     viewportmargin=(2,2);^^J%
   \fi
   \globalASYdefs
 }%
}
\def\asy@expand@keepAspect{%
 \ifASYkeepAspect keepAspect=true%
 \else keepAspect=false%
 \fi%
}
\def\asy@finalise@stream{%
 \ifx\ASYwidth\@empty
   \ifx\ASYheight\@empty
     % write nothing!
   \else
     \immediate\write\AsyStream{size(0,\ASYheight,\asy@expand@keepAspect);}%
   \fi
 \else
   \ifx\ASYheight\@empty
     \immediate\write\AsyStream{size(\ASYwidth,0,\asy@expand@keepAspect);}%
   \else
     \immediate\write\AsyStream{size(\ASYwidth,\ASYheight,\asy@expand@keepAspect);}%
   \fi
 \fi
 \ifx\ASYviewportwidth\@empty
   \ifx\ASYviewportheight\@empty
     % write nothing!
   \else
     \immediate\write\AsyStream{viewportsize=(0,\ASYviewportheight);}%
   \fi
 \else
   \ifx\ASYviewportheight\@empty
     \immediate\write\AsyStream{viewportsize=(\ASYviewportwidth,0);}%
   \else
     \immediate\write\AsyStream{%
       viewportsize=(\ASYviewportwidth,\ASYviewportheight);}%
   \fi
 \fi
 \immediate\closeout\AsyStream
}
\def\asy@input@graphic{%
 \ifASYinline
   \IfFileExists{"\AsyFile.tex"}{%
     \catcode`:=12\relax
     \@@input"\AsyFile.tex"\relax
   }{%
     \PackageWarning{asymptote}{file `\AsyFile.tex' not found}%
   }%
 \else
   \IfFileExists{"\AsyFile.\AsyExtension"}{%
     \ifASYattach
       \ifASYPDF
         \IfFileExists{"\AsyFile+0.pdf"}{%
           \setbox\ASYbox=\hbox{\includegraphics[hiresbb]{\AsyFile+0.pdf}}%
         }{%
           \setbox\ASYbox=\hbox{\includegraphics[hiresbb]{\AsyFile.pdf}}%
         }%
       \else
         \setbox\ASYbox=\hbox{\includegraphics[hiresbb]{\AsyFile.eps}}%
       \fi
       \textattachfile{\AsyFile.\AsyExtension}{\phantom{\copy\ASYbox}}%
       \vskip-\ht\ASYbox
       \indent
       \box\ASYbox
     \else
       \ifASYPDF
         \includegraphics[hiresbb]{\AsyFile.pdf}%
       \else
         \includegraphics[hiresbb]{\AsyFile.eps}%
       \fi
     \fi
   }{%
     \IfFileExists{"\AsyFile.tex"}{%
       \catcode`:=12
       \@@input"\AsyFile.tex"\relax
     }{%
       \PackageWarning{asymptote}{%
         file `\AsyFile.\AsyExtension' not found%
       }%
     }%
   }%
 \fi
}
\def\asydef{%
 \let\ThisAsymptote\WriteGlobalAsyLine
 \ProcessAsymptote{asydef}%
}
\newcommand\asyinclude[2][]{%
 \begingroup
 \stepcounter{asy}%
 \setkeys{ASYkeys}{#1}%
 \ifASYattach
   \ASYinlinefalse
 \fi
 \asy@init
 \immediate\write\AsyPreStream{%
   \noexpand\InputIfFileExists{%
     \ASYprefix\noexpand\jobname-\the\[email protected]}{}{}%
 }%
 \asy@write@graphic@header
 \IfFileExists{#2.asy}{%
   \CatchFileDef\@tempa{#2.asy}{%
     \let\do\@makeother
     \dospecials
     \endlinechar=10\relax
   }%
 }{%
   \IfFileExists{#2}{%
     \CatchFileDef\@tempa{#2}{%
       \let\do\@makeother
       \dospecials
       \endlinechar=10\relax
     }%
   }{%
     \PackageWarning{asymptote}{file #2 not found}%
     \def\@tempa{}%
   }%
 }%
 \immediate\write\AsyStream{\unexpanded\expandafter{\@tempa}}%
 \asy@finalise@stream
 \asy@input@graphic
 \endgroup
}
\newcommand{\ASYanimategraphics}[5][]{%
 \IfFileExists{_#3.pdf}{%
   \animategraphics[{#1}]{#2}{_#3}{#4}{#5}%
 }{}%
}
\newcommand\asysetup[1]{\setkeys{ASYkeys}{#1}}
\define@key{ASYkeys}{dir}{%
 \def\asydir{#1}%
}
\def\ASYwidth{}
\define@key{ASYkeys}{width}{%
 \edef\ASYwidth{\the\dimexpr#1\relax}%
}
\def\ASYheight{}
\define@key{ASYkeys}{height}{%
 \edef\ASYheight{\the\dimexpr#1\relax}%
}
\define@key{ASYkeys}{keepAspect}[true]{%
 \ifthenelse{\equal{#1}{true}}
   {\ASYkeepAspecttrue}
   {\ASYkeepAspectfalse}%
}
\def\ASYviewportwidth{}
\define@key{ASYkeys}{viewportwidth}{%
 \edef\ASYviewportwidth{\the\dimexpr#1\relax}%
}
\def\ASYviewportheight{}
\define@key{ASYkeys}{viewportheight}{%
 \edef\ASYviewportheight{\the\dimexpr#1\relax}%
}
\define@key{ASYkeys}{inline}[true]{%
 \ifthenelse{\equal{#1}{true}}
   {\ASYinlinetrue}
   {\ASYinlinefalse}%
}
\define@key{ASYkeys}{attach}[true]{%
 \ifthenelse{\equal{#1}{true}}
   {\ASYattachtrue}
   {\ASYattachfalse}%
}

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