% tkz-tools-text.tex
% Copyright 2024 Alain Matthes
% This work may be distributed and/or modified under the
% conditions of the LaTeX Project Public License, either version 1.3
% of this license or (at your option) any later version.
% The latest version of this license is in
%   http://www.latex-project.org/lppl.txt
% and version 1.3 or later is part of all distributions of LaTeX
% version 2005/12/01 or later.
% This work has the LPPL maintenance status “maintained”.
% The Current Maintainer of this work is Alain Matthes.

\def\fileversion{4.21c}
\def\filedate{2024/01/16} 
\typeout{2024/01/16 4.21c tkz-tools-text.tex}   
\makeatletter
%<--------------------------------------------------------------------------–>
%                                         tkzText
%<--------------------------------------------------------------------------–>
\def\tkz@parsenode#1{%
\tkz@getvirg#1,\@nil
\iftkz@node  
\else
  \tkz@getfromcart#1\@nil   
\fi  
}   
\def\tkz@getvirg#1,#2\@nil{%
\ifx\tkzempty#2\tkzempty%
   \tkz@nodetrue 
\else
   \tkz@nodefalse  
\fi
}      
\def\tkzText{\pgfutil@ifnextchar[{\tkz@Text}{\tkz@Text[]}}
\def\tkz@Text[#1](#2)#3{%
 \begingroup
    \tkz@parsenode{#2} 
 \iftkz@node 
   \node[#1] at (#2){#3}; 
 \else
  \edef\tkzpt@xa{\fpeval{(\tkz@absc-\tkz@init@xorigine)/\tkz@init@xstep}}
  \edef\tkzpt@ya{\fpeval{(\tkz@ord-\tkz@init@yorigine)/\tkz@init@ystep}}
  \node[#1] at (\tkzpt@xa,\tkzpt@ya){#3};% 
  \fi
\endgroup
}%
% %<--------------------------------------------------------------------------–>
% %                                    légende
% %<--------------------------------------------------------------------------–>
\pgfkeys{/tkzlegend/.cd,  
   line/.is if                 =    tkz@legend@line,
   line/.default               =    true,
   line                        =    false,
   /tkzlegend/.search also     =    {/tikz}, 
}
\def\tkzLegend{\pgfutil@ifnextchar[{\tkz@Legend}{\tkz@Legend[]}} 
\def\tkz@Legend[#1](#2,#3)#4{%
\pgfqkeys{/tkzlegend}{#1}
\begingroup  
  \c@pgfmath@counta=0 %
  \edef\tkzpt@xa{\fpeval{(#2-\tkz@init@xorigine)/\tkz@init@xstep}}
  \edef\tkzpt@ya{\fpeval{(#3-\tkz@init@yorigine)/\tkz@init@ystep}}
  \node[/tkzlegend/.cd,#1] at (\tkzpt@xa,\tkzpt@ya) {%
\begin{tikzpicture}
   \foreach \motif/\size/\col/\mtext in {#4}{%
       \iftkz@legend@line
          \draw[color      = \col,
                line width = \size,
                style      = \motif,
                text       = \tkz@mainlinecolor]%
          (0cm ,\the\c@pgfmath@counta ex)--%
               (\tkz@legend@line@len,\the\c@pgfmath@counta ex) 
       \else  
          \draw plot[mark size    = \size,%
                     mark         = \motif,%
                     mark options = {color=\col}]%
           coordinates{(0 ex,\the\c@pgfmath@counta ex)}%
         \fi
           node[right=1ex] {\mtext};
          \global\advance\c@pgfmath@counta by 3 %  
       }% 

\end{tikzpicture}%
};% 
\endgroup
}   
\makeatother
\endinput