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%
% spiegelung.tex -- template for standalon tikz images
%
% (c) 2021 Prof Dr Andreas Müller, OST Ostschweizer Fachhochschule
%
\documentclass[tikz]{standalone}
\usepackage{amsmath}
\usepackage{times}
\usepackage{txfonts}
\usepackage{pgfplots}
\usepackage{csvsimple}
\usetikzlibrary{arrows,intersections,math,calc}
\begin{document}
\def\skala{1.1}
\begin{tikzpicture}[>=latex,thick,scale=\skala]
\definecolor{darkgreen}{rgb}{0,0.6,0}
\def\punkt#1{
\fill #1 circle[radius=0.06];
}
\coordinate (M) at (0,0);
\fill[color=blue] (M) circle[radius=0.06];
\node[color=blue] at (M) [left] {$M$};
\input{punkte.tex}
\fill[color=red!30] (A) -- (B) -- (C) -- cycle;
\draw[color=red] (A) -- (B) -- (C) -- cycle;
\node at (A) [below] {$A$};
\node at (B) [above right] {$B$};
\node at (C) [above] {$C$};
\node at (S) {$\circlearrowleft$};
\fill[color=red!30] (A1) -- (B1) -- (C1) -- cycle;
\draw[color=red] (A1) -- (B1) -- (C1) -- cycle;
\node at (A1) [below] {$A'$};
\node at (B1) [above] {$B'$};
\node at (C1) [above right] {$C'$};
\node at (S1) {$\circlearrowright$};
\fill[color=red!30] (A2) -- (B2) -- (C2) -- cycle;
\draw[color=red] (A2) -- (B2) -- (C2) -- cycle;
\node at (A2) [below] {$A''$};
\node at (B2) [above] {$B''$};
\node at (C2) [left] {$C''$};
\node at (S2) {$\circlearrowleft$};
\draw[color=gray,dotted] (A) -- (A1);
\draw[color=gray,dotted] (B) -- (B1);
\draw[color=gray,dotted] (C) -- (C1);
\draw[color=gray,dotted] (A1) -- (A2);
\draw[color=gray,dotted] (B1) -- (B2);
\draw[color=gray,dotted] (C1) -- (C2);
\punkt{(A)}
\punkt{(B)}
\punkt{(C)}
\punkt{(A1)}
\punkt{(B1)}
\punkt{(C1)}
\punkt{(A2)}
\punkt{(B2)}
\punkt{(C2)}
\fill[color=darkgreen!30] (M) -- (G1) arc ({\winkela}:{\winkela+\winkelb}:1) -- cycle;
\draw[color=darkgreen] (G1) arc ({\winkela}:{\winkela+\winkelb}:1);
\node[color=darkgreen] at ({\winkela+0.5*\winkelb}:0.7) {$\alpha$};
\node at ($6*(G1)$) [right] {$g\mathstrut$};
\node at ($-5.6*(G2)$) [left] {$h\mathstrut$};
\clip (-3,-0.2) rectangle (4.5,5.5);
\draw[line width=1pt] (G1oben) -- (G1unten);
\draw[line width=1pt] (G2oben) -- (G2unten);
\fill[color=blue] (M) circle[radius=0.06];
\end{tikzpicture}
\end{document}
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