% tikzrput.sty (utf8 encoding)
% Copyright 2020-2026  Alain Matthes
% SPDX-License-Identifier: LPPL-1.3c
% Maintainer: Alain Matthes

%
\NeedsTeXFormat{LaTeX2e}%
\RequirePackage{tikz,iftex}%
\ProvidesPackage{tikzrput}[2020/04/04 v1.1 rput for tikz]%
\edef\tikzrputPtVirCode{\the\catcode`\;}
\edef\tikzrputAtCode{\the\catcode`\@}
\edef\tikzrputTwoPtCode{\the\catcode`\:}
\catcode`\;=12\relax
\catcode`\:=12\relax
\catcode`\@=11\relax

\newif\ifrput@polar\rput@polarfalse
\def\rput@empty{}

\def\rput@parsecoordinate#1{%
\rput@getseparator#1,\@nil
\ifrput@polar
   \rput@getfrompolar#1\@nil
\fi
}%
\def\rput@getseparator#1,#2\@nil{%
\ifx\rput@empty#2\rput@empty%
   \rput@polartrue
\else
   \rput@polarfalse
\fi
}%
\def\rput@getfrompolar#1;#2\@nil{%
  \def\pos@rput{#1:#2}%
}%

\def\rput@pos@   {\def\rput@anchor{center}}
\def\rput@pos@B  {\def\rput@anchor{base}}
\def\rput@pos@Br {\def\rput@anchor{base east}}
\def\rput@pos@Bl {\def\rput@anchor{base west}}
\def\rput@pos@tr {\def\rput@anchor{north east}}
\def\rput@pos@tl {\def\rput@anchor{north west}}
\def\rput@pos@br {\def\rput@anchor{south east}}
\def\rput@pos@bl {\def\rput@anchor{south west}}
\def\rput@pos@t  {\def\rput@anchor{north}}
\def\rput@pos@b  {\def\rput@anchor{south}}
\def\rput@pos@r  {\def\rput@anchor{east}}
\def\rput@pos@l  {\def\rput@anchor{west}}
\let\rput@pos@mc\rput@pos@
\let\rput@pos@rB\rput@pos@Br
\let\rput@pos@lB\rput@pos@Bl
\let\rput@pos@rt\rput@pos@tr
\let\rput@pos@lt\rput@pos@tl
\let\rput@pos@rb\rput@pos@br
\let\rput@pos@lb\rput@pos@bl
\newbox\mybox
\ifpdf% Pablo 04/2020
\pgfutil@ifundefined{rput}{%
  \tikzset{rput style/.style={}}
  \def\rput{\pgfutil@ifnextchar[{\rput@i}{%
        \global\edef\opt@rput{}\rput@ii}}%
  \def\rput@i[#1]{\global\edef\opt@rput{#1}\rput@ii}%
  \def\rput@ii{\pgfutil@ifnextchar({%
        \def\angle@rput{0}\rput@iv}{\rput@iii}}%
  \def\rput@iii#1{%
  \ifx\rput@empty#1\rput@empty\def\angle@rput{0}\else%
        \def\angle@rput{#1}\fi%
  \pgfutil@ifnextchar({\rput@iv}{\rput@iv(0,0)}}%,
  \def\rput@iv(#1){\def\pos@rput{#1}%
                   \rput@parsecoordinate{#1}%
                   \rput@v}%
  \def\rput@v#1{%
  \sbox\mybox{%
  \pgfinterruptpicture#1\endpgfinterruptpicture}%
     \begingroup
      \tikzifinpicture{%
      \let\begin@my@tikz@env\scope
      \let\end@my@tikz@env\endscope
      }{%
      \let\begin@my@tikz@env\tikzpicture
      \let\end@my@tikz@env\endtikzpicture
      }%
         \@nameuse{rput@pos@\opt@rput}%
         \begin{pgfinterruptboundingbox}%
           \begin@my@tikz@env[overlay]
              \path (0,0)--(\pos@rput);
              \protected@edef\rput@temp{%
              \noexpand\node[inner sep = 0pt,
                           anchor    = \rput@anchor,
                           rotate    = \angle@rput,
                           rput style]}%
            \rput@temp at (\pos@rput){\box\mybox};
           \end@my@tikz@env
         \end{pgfinterruptboundingbox}%
     \endgroup
     \ignorespaces
     }%
  }{%
   }%
\fi
\catcode`\;=\tikzrputPtVirCode\relax
\catcode`\@=\tikzrputAtCode\relax
\catcode`\:=\tikzrputTwoPtCode\relax
\endinput