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% tkz-obj-eu-draw-triangles.tex
% Copyright 2022  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{4.22c}
\def\filedate{2022/07/28} 
\typeout{2022/07/28 4.22c tkz-obj-eu-draw-triangles.tex} 
\makeatletter  
%<--------------------------------------------------------------------------–>
%                       Draw Triangles
%<--------------------------------------------------------------------------–>
% \def\tkz@numdtr{0}
% \pgfkeys{/drawtriangle/.cd,
%       equilateral/.code         = {\def\tkz@numdtr{0}},
%       half/.code                = {\def\tkz@numdtr{1}},
%       pythagore/.code           = {\def\tkz@numdtr{2}},
%       pythagoras/.code          = {\def\tkz@numdtr{2}},
%       egyptian/.code            = {\def\tkz@numdtr{2}},
%       school/.code              = {\def\tkz@numdtr{3}},
%       golden/.code              = {\def\tkz@numdtr{4}},
%       sublime/.code             = {\def\tkz@numdtr{4}},
%       euclid/.code              = {\def\tkz@numdtr{5}},
%       gold/.code                = {\def\tkz@numdtr{6}},
%       cheops/.code              = {\def\tkz@numdtr{7}},
%       two angles/.code  args    = {#1 and #2}{\def\tkz@numdtr{8}%
%                                               \def\tkz@alpha{#1}%
%                                               \def\tkz@beta{#2}},
%       isosceles right/.code    = {\def\tkz@numdtr{9}},
%       equilateral,
%    /drawtriangle/.search also={/tikz}
%  }

\def\tkzDrawTriangle{\pgfutil@ifnextchar[{\tkz@DrawTriangle}{%
                                         \tkz@DrawTriangle[]}}
\def\tkz@DrawTriangle[#1](#2,#3,#4){%
\begingroup
\draw[line style,line join=round,#1] (#2)--(#3)--(#4)--cycle;
\endgroup
}

%<--------------------------------------------------------------------------–>
\def\tkz@multitriangles#1 #2\@nil{% 
\protected@edef\tkz@temp{
%\noexpand \tkzDrawTriangle[\tkz@opttrianle](#1)}\tkz@temp% 
\noexpand \tkzDrawPolygon[\tkz@opttrianle](#1)}\tkz@temp% 
\def\tkz@nextArg{#2}%
\ifx\tkzutil@empty\tkz@nextArg
     \let\next\@gobble
\fi
\next#2\@nil
}
%<--------------------------------------------------------------------------–>
\def\tkzDrawTriangles{\pgfutil@ifnextchar[{\tkz@DrawTriangles}{\tkz@DrawTriangles[]}} 
\def\tkz@DrawTriangles[#1](#2){%
\xdef\tkz@opttrianle{#1} 
\begingroup
   \let\next\tkz@multitriangles
   \next#2 \@nil %    
\endgroup     
}% 
\makeatother
\endinput