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%
% standard.tex -- Kombination der Standard-Bilder
%
% (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}
\begin{document}
\newboolean{showgrid}
\setboolean{showgrid}{false}
\def\skala{1}
\begin{tikzpicture}[>=latex,thick,scale=\skala]
\node at (0,0) {\includegraphics[width=14cm]{../Standard_alles.PNG}};
\def\yten{-2.12}
\def\yfifteen{0.1}
\def\links{12.5}
\def\rechts{13.4}
\pgfmathparse{(\yfifteen-(\yten))/5}
\xdef\m{\pgfmathresult}
\xdef\b{\yten}
%\node at (0,7) {$m=\m$}; \node at (0,8) {$b=\b$};
\pgfmathparse{\m*(\links-10)+(\b)}
\xdef\Links{\pgfmathresult}
\pgfmathparse{\m*(\rechts-10)+(\b)}
\xdef\Rechts{\pgfmathresult}
\begin{scope}[yshift=-9cm]
\node at (0,0) {\includegraphics[width=14cm]{../Standard_Zoom.PNG}};
\end{scope}
\def\breite{7}
\def\hoehe{2}
% Gitter
\ifthenelse{\boolean{showgrid}}{
\draw[step=0.1,line width=0.1pt] (-\breite,-\hoehe) grid (\breite, \hoehe);
\draw[step=0.5,line width=0.4pt] (-\breite,-\hoehe) grid (\breite, \hoehe);
\draw (-\breite,-\hoehe) grid (\breite, \hoehe);
\fill (0,0) circle[radius=0.05];
}{}
\def\unten{-4.15}
\draw[line width=0.7pt] (\Links,\unten) rectangle (\Rechts,4.18);
\draw[line width=0.7pt] (\Links,\unten) -- (\Links,{\unten-0.05})
-- (-6.36,-4.6) -- (-6.36,-4.9);
\draw[line width=0.7pt] (\Rechts,\unten) -- (\Rechts,{\unten-0.05})
-- (6.87,-4.6) -- (6.87,-4.9);
\end{tikzpicture}
\end{document}
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