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author | Karl Berry <karl@freefriends.org> | 2020-01-24 21:43:02 +0000 |
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committer | Karl Berry <karl@freefriends.org> | 2020-01-24 21:43:02 +0000 |
commit | 4ce6f5f9c360b21c85e05cf51a20445a33aba4cc (patch) | |
tree | 7568e73fee89da48bc1ac9a383219336a4f23160 /Master/texmf-dist/tex/latex/tkz-euclide/tkz-tools-angles.tex | |
parent | d5adeaeb325c83b945dd89cac45b12a7410fd32d (diff) |
tkz-euclide (24jan20)
git-svn-id: svn://tug.org/texlive/trunk@53531 c570f23f-e606-0410-a88d-b1316a301751
Diffstat (limited to 'Master/texmf-dist/tex/latex/tkz-euclide/tkz-tools-angles.tex')
-rw-r--r-- | Master/texmf-dist/tex/latex/tkz-euclide/tkz-tools-angles.tex | 65 |
1 files changed, 65 insertions, 0 deletions
diff --git a/Master/texmf-dist/tex/latex/tkz-euclide/tkz-tools-angles.tex b/Master/texmf-dist/tex/latex/tkz-euclide/tkz-tools-angles.tex new file mode 100644 index 00000000000..7385417e27a --- /dev/null +++ b/Master/texmf-dist/tex/latex/tkz-euclide/tkz-tools-angles.tex @@ -0,0 +1,65 @@ +% tkz-tools-angles.tex +% Copyright 2011 by Alain Matthes +% This file may be distributed and/or modified +% 1. under the LaTeX Project Public License and/or +% 2. under the GNU Public License. +\def\fileversion{3.01c} +\def\filedate{2020/01/23} +\typeout{2020/01/23 3.01c tkz-tools-angles.tex} +\makeatletter +%<--------------------------------------------------------------------------–> +%<--------------------------------------------------------------------------–> +% thanks karu : http://tex.stackexchange.com/questions/151667/tkzgetangle-strange-behavior/196224#196224 \tkzGetAngle strange behavior +% defines \tkz@FirstAngle and \tkz@SecondAngle sens trigo +%<--------------------------------------------------------------------------–> + \def\tkzNormalizeAngle(#1,#2){% + \begingroup + \pgfmathparse{#1}\xdef\tkz@FirstAngle{\pgfmathresult}% + \pgfmathparse{#2}\xdef\tkz@SecondAngle{\pgfmathresult}% + \pgfmathgreaterthan{\tkz@FirstAngle}{0} + \ifdim\pgfmathresult pt=1 pt\relax% + \pgfmathgreaterthan{\tkz@FirstAngle}{\tkz@SecondAngle} + \ifdim\pgfmathresult pt=1 pt\relax% + \pgfmathsubtract{\tkz@FirstAngle}{360} + \xdef\tkz@FirstAngle{\pgfmathresult}% + \fi + \else + \pgfmathgreaterthan{\tkz@FirstAngle}{\tkz@SecondAngle} + \ifdim\pgfmathresult pt=1 pt\relax% + \pgfmathadd{\tkz@SecondAngle}{360} + \xdef\tkz@SecondAngle{\pgfmathresult}% + \fi + \fi + \endgroup + } +%<--------------------------------------------------------------------------–> +% Angle +% Recherche l'angle formé par #1 et #2 par rapport à l'horizontale +%<--------------------------------------------------------------------------–> +\def\tkzFindSlopeAngle(#1,#2){% +\begingroup + \pgfmathanglebetweenpoints{\pgfpointanchor{#1}{center}}{% + \pgfpointanchor{#2}{center}} + \global\let\tkzAngleResult\pgfmathresult +\endgroup +} +%<--------------------------------------------------------------------------–> +% Angle avec trois nodes +%<--------------------------------------------------------------------------–> +\def\tkzFindAngle(#1,#2,#3){% new code 2016 +\begingroup + \tkzFindSlopeAngle(#2,#1)\tkzGetAngle{tkz@FirstAngle} + \tkzFindSlopeAngle(#2,#3)\tkzGetAngle{tkz@SecondAngle} + \tkzNormalizeAngle(\tkz@FirstAngle,\tkz@SecondAngle) + \edef\tkz@Angle{\fpeval{\tkz@SecondAngle-\tkz@FirstAngle}} + \global\let\tkzAngleResult\tkz@Angle +\endgroup +} +%<--------------------------------------------------------------------------–> +% Find angle +%<--------------------------------------------------------------------------–> +\def\tkzGetAngle#1{% + \global\expandafter\edef\csname #1\endcsname{\tkzAngleResult} +} +\makeatother +\endinput
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