%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
% Own commands and macros
%
% defining commands and so on, not altering slides design
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%



%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
% Misc commands 
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%


% Schlagwort
\newcommand\schlagwort[1]{\textbf{\textcolor{kit-green100}{#1}}}


% simple implication within math or text
\def\thus{\relax
	\ifmmode
		\implies
	\else
		$\implies$
	\fi}



% Pointing finger for noting important things
\newcommand{\mind}{ \hfill { \textbf{\textcolor{KITred}{\bf \HandLeft} } } }


% colored small box representing end of a proof
\def\endofproof{
	\ifmmode
		\text{\hfill} \textcolor{KITgreen}{\rule{2mm}{2mm}}
	\else
		$\hfill \textcolor{KITgreen}{\rule{2mm}{2mm}}$
	\fi}

% disabling	visibility of yet-to-be-uncovered text
\setbeamercovered{invisible}




% colors
\setbeamercolor{color_lower}{fg=KITblack,bg=kit-green15}
\setbeamercolor{color_upper}{fg=KITblack,bg=kit-green70}
\setbeamertemplate{navigation symbols}{}

\definecolor{KITgreen}{rgb}{0,.59,.51}
\definecolor{KITblack}{rgb}{0,0,0}
\definecolor{KITblue}{rgb}{.27,.39,.66}
\definecolor{KITred}{rgb}{.63,.13,.13}
\definecolor{KITpurple}{rgb}{.64,.06,.48}
\definecolor{KITcyan}{rgb}{.14,.63,.87}

\definecolor{KITyellow}{rgb}{.98,.89,0}
\definecolor{KITorange}{rgb}{.87,.60,.10}



%%%%%%%%%%%%%%%%%
% Basic math
%%%%%%%%%%%%%%%%%

% definition sign
\def\defl{:=}

% j and differential calc
\def\j{{\mathrm{j}}}
\def \dd{\, {\mathrm{d}}}

% Real part
\def\real{{\mathrm{Re}}}
\def\imag{{\mathrm{Im}}}

% Vector notataion
\newcommand\vek[1]{{\bm{#1}}}

% sinc and rect
\newcommand\sinc{\,{\mathrm{sinc}}}
\newcommand\rect{\,{\mathrm{rect}}}


% Galois
\def\F{{\mathds{F}}}


% fields
\def\rz{\ifmmode{\mathds{R}}%
    \else{\hbox{$\mathds{R}$}}\fi} 
\def\nz{\ifmmode{\mathbb{N}}%
    \else{\hbox{$\mathds{N}$}}\fi} 
\def\gz{\ifmmode{\mathds{Z}}%
   \else{\hbox{$\mathds{Z}$}}\fi} 
\def\cz{\ifmmode{\mathds{C}}
    \else{\hbox{$\mathds{C}$}}\fi}%
\def\qz{\ifmmode{\mathds{Q}}%
    \else{\hbox{$\mathds{Q}$}}\fi}%   
\def\K{\ifmmode{\mathds{K}}%
    \else{\hbox{$\mathds{K}$}}\fi}%  


% Sets as caligraphic letters
\def\setS{{\mathcal{S}}}
\def\setP{{\mathcal{P}}}
\def\setX{{\mathcal{X}}}
\def\setY{{\mathcal{Y}}}
\def\setZ{{\mathcal{Z}}}
\def\setC{{\mathcal{C}}}
\def\setB{{\mathcal{B}}}





%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
% Probability theory
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%

\def\Er{\ifmmode{\mathbb{E}}%
    \else{\hbox{$\mathbb{E}$}}\fi}%  
    
\def\V{
	\ifmmode
	{\mathrm{V}}
	\else
	${\mathrm{V}}$
	\fi}    


\def\PO{\mathcal{P}(\Omega)}
\def\sigalg{\mathcal{B}}

\def\NO{N_{\Omega}}
	
% random variables
%\newcommand\rv[1]{{\mathsf{#1}}}
\newcommand\rv[1]{{\uppercase{#1}}}

\def\rvX{\rv{x}}
\def\rvY{\rv{y}}
\def\rvZ{\rv{z}}






%%%%%%%%%%%%%%%%%
% Communications, system theory, and transforms
%%%%%%%%%%%%%%%%%


% Bandpass as Index
\def\bp{{\mathrm{BP}}}


% transform as symbol
\usepackage{trfsigns}

\def\transform{\; \laplace \;}
\def\Transform{\; \Laplace \;}

\newcommand{\vTransform}[1][]{\mbox{\setlength{\unitlength}{0.1em}%
		\begin{picture}(10,20)%
		\put(3,2){\circle{4}}%
		\put(3,4){\line(0,1){12}}%
		\put(3,18){\circle*{4}}%
		\put(10,7){#1}
		\end{picture}%
	}%
}%

\newcommand{\vtransform}[1][]{\mbox{\setlength{\unitlength}{0.1em}%
		\begin{picture}(10,20)%
		\put(3,2){\circle*{4}}%
		\put(3,4){\line(0,1){12}}%
		\put(3,18){\circle{4}}%
		\put(10,7){#1}
		\end{picture}%
	}%
}%     


% Hz and seconds
\newcommand\uHz{\mu{\,\mathrm{Hz}}}
\newcommand\us{{\mu\,\mathrm{s}}}	

% index for indicating sample time
\newcommand\samp{{\mathrm{s}}}

% samples per symbol
\newcommand\sps{{\text{sps}}}

% command for SNR as sans-serif
\newcommand\snr{{\mathsf{SNR}}}



%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
% Boxes and stuff
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%




% Command for aligning itemize when using columns; --> add "\AdjustMargins" after \begin{frame}...
\makeatletter
\newcommand*{\AdjustMargins}{%
    \setlength{\beamer@rightmargin}{0em}%
    \setlength{\beamer@leftmargin}{0em}%
}
\makeatother


% Colored boxes
\setbeamercolor{color_lower}{fg=black,bg=kit-green15}
\setbeamercolor{color_upper}{fg=black,bg=kit-green70}



% colored box for definition and theorems
\newcommand\theobox[2]{
	\begin{center}
		\begin{beamerboxesrounded}
			[upper=color_upper,lower=color_lower]%,shadow=true]
			{\textcolor{white}{\textbf{#1}}}
			#2
		\end{beamerboxesrounded}
	\end{center}
}


% Boxed equation 
\newcommand{\eqbox}[1]{
	\begin{center}
		\setlength{\fboxsep}{1mm}
		\setlength{\fboxrule}{0.3mm}
		\fcolorbox{kit-green100}{white}
		%{\parbox{.9\linewidth \fboxsep \fboxrule}{
		{\parbox{.9\linewidth }{
			\ifmmode
				#1
			\else
				%\bigskip
				#1
				%\bigskip
			\fi
		}}	
	\end{center}
}


% New definition of for a boxed equation 
\newcommand{\eqboxed}[1]{
\begin{center}
\fcolorbox{kit-green100}{white}{
$#1$
}
\end{center}}




%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
% Alignment and flow control
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%


% Get overview whenever calling "\subsection";
% current section being black, others gray

\AtBeginSection[]
{
	
  \begin{frame}[t] 
		   \frametitle{\ifthenelse{\boolean{EnglishLanguage}}{Overview}{Übersicht}}
	   \tableofcontents[sectionstyle=show/show, subsectionstyle=show/show,subsubsectionstyle=hide]
  \end{frame}
}

\AtBeginSubsection[]
{
  \begin{frame}[t] 
		   \frametitle{\ifthenelse{\boolean{EnglishLanguage}}{Overview}{Übersicht}}
	   \tableofcontents[currentsection,currentsubsection,subsubsectionstyle=show/show/hide]
  \end{frame}
}

\only<beamer>
{
	\AtBeginSubsubsection[]
	{
	  \begin{frame}[t] 
		   \frametitle{\ifthenelse{\boolean{EnglishLanguage}}{Overview}{Übersicht}}
		   \tableofcontents[currentsection,currentsubsection,subsubsectionstyle=show/shaded/hide]
	  \end{frame}
	}
}



% Increasing section number
\makeatletter
\newcommand{\setnextsection}[1]{%
	\setcounter{section}{\numexpr#1-1\relax}%
	\beamer@tocsectionnumber=\numexpr#1-1\relax\space}
\makeatother




% Short command for integration of jupyter examples
\newcommand{\jupyex}[2]
{
	\AdjustMargins
	
	\begin{columns}[t]
		\begin{column}{.9\textwidth}
			\begin{itemize}
				\item \schlagwort{\ifthenelse{\boolean{EnglishLanguage}}{Example}{Beispiel}:#1} #2
			\end{itemize}
		\end{column}
		\begin{column}{.1\textwidth}
			\begin{center}
			\includegraphics[width=.7\textwidth]{\templates/logos/logo_jupyter}
			\end{center}
		\end{column}
	\end{columns}
}
\newcommand{\jupyexNew}[2]
{
	\AdjustMargins
	
	\begin{columns}[t]
		\begin{column}{.9\textwidth}
			\begin{itemize}
				\item \schlagwort{
					\ifthenelse{\boolean{EnglishLanguage}}{Example}{Beispiel}:\footnote[frame]{\scriptsize \schlagwort{\ifthenelse{\boolean{EnglishLanguage}}{File}{Datei}:} #1}
				} #2
			\end{itemize}
		\end{column}
		\begin{column}{.1\textwidth}
			\begin{center}
				\includegraphics[width=.7\textwidth]{\templates/logos/logo_jupyter}
			\end{center}
		\end{column}
	\end{columns}
}



% Literature as intended
\setbeamertemplate{bibliography item}[text]


\newcommand\FourQuad[4]{%
	\begin{minipage}[b][.35\textheight][t]{.47\textwidth}#1\end{minipage}\hfill%
	\begin{minipage}[b][.35\textheight][t]{.47\textwidth}#2\end{minipage}\\[1em]
	\begin{minipage}[b][.35\textheight][t]{.47\textwidth}#3\end{minipage}\hfill
	\begin{minipage}[b][.35\textheight][t]{.47\textwidth}#4\end{minipage}%
}



%%%%%%%%%%%%%
% new command to highlight corresponding part of formulae
%
% first version is deprecated and replaced by using tikz
%%%%%%%%%%%%%

%\newcommand{\ifequals}[3]{\ifthenelse{\equal{#1}{#2}}{#3}{}}
%\newcommand{\case}[2]{#1 #2} % Dummy, so \renewcommand has something to overwrite...
%\newenvironment{switch}[1]{\renewcommand{\case}{\ifequals{#1}}}{}

%% \highlight[<colour>]{<stuff>}
%\newcommand{\hi}[2][KITyellow]{
%	\ifmmode
%	{
%		\begin{switch}{#1}
%		\case{white}
%			{
%			\mathchoice%
%			  {\colorbox{#1}{$\displaystyle#2$}}%
%			  {\colorbox{#1}{$\textstyle#2$}}%
%			  {\colorbox{#1}{$\scriptstyle#2$}}%
%			  {\colorbox{#1}{$\scriptscriptstyle#2$}}
%			}
%		\case{KITyellow}
%			{
%				 \mathchoice%
%				  {\colorbox{#1}{$\displaystyle#2$}}%
%				  {\colorbox{#1}{$\textstyle#2$}}%
%				  {\colorbox{#1}{$\scriptstyle#2$}}%
%				  {\colorbox{#1}{$\scriptscriptstyle#2$}}
%			}%
%		\case{KITorange}
%			{
%				 \mathchoice%
%				  {\colorbox{#1}{$\displaystyle#2$}}%
%				  {\colorbox{#1}{$\textstyle#2$}}%
%				  {\colorbox{#1}{$\scriptstyle#2$}}%
%				  {\colorbox{#1}{$\scriptscriptstyle#2$}}
%			}%			
%		\case{KITred}
%			{
%				 \mathchoice%
%				  {\colorbox{#1}{\textcolor{white}{$\displaystyle#2$}}}%
%				  {\colorbox{#1}{\textcolor{white}{$\textstyle#2$}}}
%				  {\colorbox{#1}{\textcolor{white}{$\scriptstyle#2$}}}
%				  {\colorbox{#1}{\textcolor{white}{$\scriptscriptstyle#2$}}}
%			}%	
%		\case{KITblue}
%			{
%				 \mathchoice%
%				  {\colorbox{#1}{\textcolor{white}{$\displaystyle#2$}}}%
%				  {\colorbox{#1}{\textcolor{white}{$\textstyle#2$}}}
%				  {\colorbox{#1}{\textcolor{white}{$\scriptstyle#2$}}}
%				  {\colorbox{#1}{\textcolor{white}{$\scriptscriptstyle#2$}}}
%			}%
%		\case{KITgreen}
%			{
%				 \mathchoice%
%				  {\colorbox{#1}{\textcolor{white}{$\displaystyle#2$}}}%
%				  {\colorbox{#1}{\textcolor{white}{$\textstyle#2$}}}
%				  {\colorbox{#1}{\textcolor{white}{$\scriptstyle#2$}}}
%				  {\colorbox{#1}{\textcolor{white}{$\scriptscriptstyle#2$}}}
%			}%	
%		\case{KITpurple}
%			{
%				 \mathchoice%
%				  {\colorbox{#1}{\textcolor{white}{$\displaystyle#2$}}}%
%				  {\colorbox{#1}{\textcolor{white}{$\textstyle#2$}}}
%				  {\colorbox{#1}{\textcolor{white}{$\scriptstyle#2$}}}
%				  {\colorbox{#1}{\textcolor{white}{$\scriptscriptstyle#2$}}}
%			}%	
%		\case{KITcyan}
%			{
%				 \mathchoice%
%				  {\colorbox{#1}{\textcolor{white}{$\displaystyle#2$}}}%
%				  {\colorbox{#1}{\textcolor{white}{$\textstyle#2$}}}
%				  {\colorbox{#1}{\textcolor{white}{$\scriptstyle#2$}}}
%				  {\colorbox{#1}{\textcolor{white}{$\scriptscriptstyle#2$}}}
%			}%												
%		\end{switch}
%	}
%	\else	
%	{
%	\textcolor{#1}{\textbf #2}
%	}
%	\fi
%	}


%%%%%%%%%%%%%
% version using tikz has disadvantages when externalizing tikz-figures
% first build pretty slow (approx. 45 mins), generates folder of size > 250 MB


% \highlight[<colour>]{<stuff>}
\newcommand{\hi}[2][KITyellow]{
	\ifmmode
	{
		%\tikz[baseline]{\node[fill=#1!50,anchor=base ]{$#2$};}
		 \mathchoice%		
%			{\tikz[baseline]{\node[fill=#1!50,anchor=base ]{$\displaystyle#2$};} }
%			{\tikz[baseline]{\node[fill=#1!50,anchor=base ]{$\textstyle#2$};} }
%			{\tikz[baseline]{\node[fill=#1!50,anchor=base ]{$\scriptstyle#2$};} }
%			{\tikz[baseline]{\node[fill=#1!50,anchor=base ]{$\scriptscriptstyle#2$};} }
			{\colorbox{#1!50}{\textcolor{black}{$\displaystyle#2$}}}%
			{\colorbox{#1!50}{\textcolor{black}{$\textstyle#2$}}}
			{\colorbox{#1!50}{\textcolor{black}{$\scriptstyle#2$}}}
			{\colorbox{#1!50}{\textcolor{black}{$\scriptscriptstyle#2$}}}
	}
	\else
	{
		%\textcolor{#1}{\textbf{#2}}
		{\colorbox{#1!50}{\textcolor{black}{#2}}}
	}
	\fi
	}

	
% Kommando um Hin- und Herschieben zu verhinden
\newcommand{\white}[1]{\textcolor{white}{{#1}}}




%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
% Pages notes and reference
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%


\newcommand{\pagesNotes}{
	\bgroup
	\begin{frame}[c, shrink]{\ifthenelse{\boolean{EnglishLanguage}}{Notes}{Notizen}}
		\vspace*{0.2ex}\hspace*{0ex}
%
			\begin{tikzpicture}
			%\draw[lightgray, line width = .0 mm, step=.25] (0,0) grid (18.5,7);
			[domain=0:1,scale=3.6]%
			\draw[very thin,color=white!70!gray,xstep=0.075,ystep=0.075] (0,0) grid (4.5,1.95);%
	
			\end{tikzpicture}
%		\end{center}
	\end{frame}
	\egroup
}


% Command for showing that some notes will be taken (blackboard, slides,...)
\newcommand{\notes}{ \hyperlink{Notes}{ \textbf{\textcolor{KITred}{\bf \PencilLeftUp} } } }

%\mode<beamer>
%{
%\logo{\small \notes}
%}


%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
% On slide references
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%


% References on bottom of slide

\newcommand{\addreference}[2]{%
    {
        \scriptsize\textcolor{kit-green100}{
            \begin{tabular}{lp{0.88\columnwidth}}
                [#1] & #2
            \end{tabular}
        }
    }%
}

\makeatletter

\newcommand{\addreferences}{%
    \begin{scriptsize}
    \begin{tabular}{lp{0.88\textwidth}}
    \@addreferencesi
}

\newcommand\@addreferencesi{\@ifnextchar\stopreferences{\@addreferencesend}{\@addreferencesii}}

\newcommand\@addreferencesii[2]{%
    \textcolor{kit-green100}{[#1]} & \textcolor{kit-green100}{#2} \\
    \@addreferencesi % restart the recursion
}

\newcommand\@addreferencesend[1]{% The argument is \stopimages
    \end{tabular}
    \end{scriptsize}
}

\makeatother

% References on the bottom of the current column

\newcommand{\addreferencecol}[2]{%
    {
        \scriptsize\textcolor{kit-green100}{
            \begin{tabular}{lp{0.78\columnwidth}}
                [#1] & #2
            \end{tabular}
        }
    }%
}

\makeatletter

\newcommand{\addreferencescol}{%
    \begin{scriptsize}
    \begin{tabular}{lp{0.78\columnwidth}}
    \@addreferencescoli
}

\newcommand\@addreferencescoli{\@ifnextchar\stopreferences{\@addreferencescolend}{\@addreferencescolii}}

\newcommand\@addreferencescolii[2]{%
    \textcolor{kit-green100}{[#1]} & \textcolor{kit-green100}{#2} \\
    \@addreferencescoli % restart the recursion
}

\newcommand\@addreferencescolend[1]{% The argument is \stopimages
    \end{tabular}
    \end{scriptsize}
}

\makeatother

\newcommand{\citereference}[1]{\textcolor{kit-green100}{\textbf{\scriptsize{[#1]}}}}
\newcommand{\citereferencewhite}[1]{\textcolor{white}{\textbf{\scriptsize{[#1]}}}}


% defines algorithm counter for chapter-level
\newcounter{genericAlgorithmCounter}
\let\OldSection\section
\renewcommand{\section}{\setcounter{genericAlgorithmCounter}{1}\OldSection}
%defines appearance of the algorithm counter
\renewcommand{\thegenericAlgorithmCounter}{\thechapter .\arabic{genericAlgorithmCounter}}
% defines a new caption label as Algorithm x.y
\DeclareCaptionLabelFormat{algocaption}{Algorithm \thegenericAlgorithmCounter} 

%
% Algorithm stuff
%

\lstnewenvironment{algorithm}[1][] 
{
    \captionsetup{labelformat=algocaption,labelsep=colon}
    \lstset{
        mathescape=true,
        escapeinside=||,
        frame=TB,
        numbers=left,
        numberstyle=\tiny,
        basicstyle=\normalfont,
        columns=fullflexible,
        keywordstyle=\color{black}\bfseries,
        keywords={,for, while, end, do, nd, or, return, if,}
        numbers=left,
        xleftmargin=.04\textwidth,
        captionpos=b,
        belowskip=1.5em,
        aboveskip=1.5em,
        #1 % This is to add custom settings
    }
}
{\addtocounter{genericAlgorithmCounter}{1}}

\let\origthelstnumber\thelstnumber
\makeatletter
\newcommand*\Suppressnumber{%
  \lst@AddToHook{OnNewLine}{%
    \let\thelstnumber\relax%
     \advance\c@lstnumber-\@ne\relax%
    }%
}
\newcommand*\Reactivatenumber{%
  \lst@AddToHook{OnNewLine}{%
   \let\thelstnumber\origthelstnumber%
   \advance\c@lstnumber\@ne\relax}%
}
\makeatother