improve latex code quality and add more comments

1 files changed, 20 insertions, 16 deletions

diff --git a/latex/common.tex b/latex/common.tex
index f8786a2a..105902e5 100644
--- a/latex/common.tex
+++ b/latex/common.tex
@@ -8,16 +8,17 @@
    \begin{tikzpicture}[gray,step=#1]
      \pgfmathtruncatemacro\anzahl{(\linewidth-\pgflinewidth)/#1} % maximale Anzahl Kästchen pro Zeile
      \draw (0,0) rectangle (\anzahl*#1,#2*#1) (0,0) grid (\anzahl*#1,#2*#1);
-   \end{tikzpicture} 
+   \end{tikzpicture}%
 }
 
 \newcommand{\liniert}[2][9mm]{% 
   \begin{tikzpicture}[gray]
   \path[use as bounding box](0,0)rectangle(\linewidth,-#2*#1-0.5\pgflinewidth); 
    \foreach \n in {1,...,#2}\draw(0 ,-#1*\n )--(\linewidth,-#1*\n ); 
-  \end{tikzpicture}
+  \end{tikzpicture}%
 }
 
+% Shortcut for \iftoggle{lehrerversion}
 \newcommand{\iflehrer}[2]{\iftoggle{lehrerversion}{#1}{#2}}
 % Expands to its argument if the lehrerversion toggle is set
 \newcommand{\ifschueler}[1]{\iftoggle{lehrerversion}{}{#1}}
@@ -48,13 +49,14 @@
       \node [cell] at ([shift={(1,-1)}]\xi*#1,0) {\ref{a:\xi}};
       \node [cell] at ([shift={(1,-2)}]\xi*#1,0) {};
   }
-  \end{tikzpicture}
+  \end{tikzpicture}%
 }
 }
 
 % Point distribution across subtasks
 \newcommand{\Verteilung}{}
 
+% Input an exercise an specify its version
 \newcommand{\inputAufgVersion}[2]{%
   \setcounter{AufgVersion}{#1}%
   \input{#2}%
@@ -69,11 +71,12 @@
 \ifdefempty{\Verteilung}{}{\  \Verteilung{} BE} \hfill \iftoggle{vaguebe}{ca. }{/}\ref{a:\theAufg} \ BE}%
 \newline
 }{%
-\ifdefempty{\Verteilung}%
-  {\setcounter{distSum}{-1}}%
-  {\setcounter{distSum}{\fpeval{\Verteilung}}}%
-\renewcommand{\Verteilung}{}% reset the distribution after each exercise
-\global\let\Verteilung\Verteilung%
+  \ifdefempty{\Verteilung}%
+    {\setcounter{distSum}{-1}}%
+    {\setcounter{distSum}{\fpeval{\Verteilung}}}%
+  \renewcommand{\Verteilung}{}% reset the distribution after each exercise
+  \global\let\Verteilung\Verteilung%
+  \setcounter{AufgVersion}{1}% Reset the exercise version
 }
 
 % Total amount of point * 2 in order to track half points in an integer counter
@@ -100,8 +103,8 @@
 }
 
 \newcommand{\Point}{%
-\PointSymbol
-\addtocounter{beA}{2}
+  \PointSymbol%
+  \addtocounter{beA}{2}%
 }
 
 \newcommand{\HalfpointSymbol}{%
@@ -115,8 +118,8 @@
 }
 
 \newcommand{\Halfpoint}{%
-\HalfpointSymbol
-\addtocounter{beA}{1}
+  \HalfpointSymbol%
+  \addtocounter{beA}{1}%
 }
 
 \newcommand{\AnzahlInsgesamtPunkte}{\fpeval{\value{be} / 2}}
@@ -166,17 +169,18 @@
 \theoremstyle{Bearbeitung}
 \newtheorem{Bearbeitung}{}
 
+% Hide the space to solve the exercise
 \newcommand{\Lehrerversion}{\excludecomment{Bearbeitung}}
+% Set the lehrerversion toggle to false
 \newcommand{\Schuelerversion}{\togglefalse{lehrerversion}}
 
 \iftoggle{lehrerversion}{
-  \Lehrerversion
-}{
-}
+  \Lehrerversion%
+}{}
 
 % Add new paired delimiter 'abs' using mathtools
 \DeclarePairedDelimiter\abs{\lvert}{\rvert}%
-
+% Add new distance notation in mathmode
 \newcommand{\dist}[1]{\abs{\overline{#1}}}
 
 % Commands to determine the remaining hsize of a line