\documentclass[10pt,aspectratio=169,t,ignorenonframetext]{beamer}
\usetheme[author,date,title,page,hidelogo]{lines}

\title[Beamer lines]{Lines}
\subtitle{a line-based theme for beamer}
\author[Benda]{Jan Benda}
\institute[T\"ubingen]{Neuroethology, University of T\"ubingen}
\date[2021]{March 2021}
%\logo{\includegraphics[height=3.5ex]{UT_BM_Rot_RGB}}
%\titlelogo{\includegraphics[height=6ex]{UT_MNF_RGB}}
%\titlegraphic{\includegraphics[width=\textwidth]{efishtitle}}

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\begin{document}

\begin{frame}[plain]
  \titlepage
\end{frame}

\begin{frame}[fragile]{Lines theme}
  \begin{block}{Include}
      \verb!\documentclass[aspectratio=169,t]{beamer}!\\
      \verb!\usetheme[author,date,title,page,hidelogo]{lines}!
  \end{block}
  Options select content of footline (defaults to \verb![author,page]!):
  \begin{itemize}
  \item \verb!author! / \verb!hideauthor!
  \item \verb!institute! / \verb!hideinstitute!
  \item \verb!date! / \verb!hidedate!
  \item \verb!title! / \verb!hidetitle!
  \item \verb!page! / \verb!hidepage!
  \item \verb!logo! / \verb!hidelogo!
  \end{itemize}
\end{frame}

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\section{Outer theme}

\begin{frame}[fragile]{Frame title line}
  \begin{block}{Thin line respecting page margins}
    \verb!\setbeamertemplate{frametitle line}[text][0.5pt]!
  \end{block}
  \begin{block}{Thick line}
    \verb!\setbeamertemplate{frametitle line}[text][3pt]!
  \end{block}
  \begin{block}{Line over full page}
    \verb!\setbeamertemplate{frametitle line}[page][1pt]!
  \end{block}
  \begin{block}{Color}
    \verb!\setbeamercolor{frametitle line}{fg=blue}!
  \end{block}
\end{frame}

\begin{frame}[fragile]{Frame title}
  \begin{block}{Title with logo}
    \verb!\setbeamertemplate{frametitle}[boxlinelogo]!
  \end{block}
  \begin{block}{Title without logo}
    \verb!\setbeamertemplate{frametitle}[boxline]!
  \end{block}
  \begin{block}{Color}
    \verb!\setbeamercolor{frametitle}{fg=blue, bg=white}!
  \end{block}
\end{frame}

\begin{frame}[fragile]{Footline}
  \begin{block}{No footline}
    \verb!\setbeamertemplate{footline}[default]!
  \end{block}
\end{frame}

\begin{frame}[fragile]{Footline line}
  \begin{block}{Thin line respecting page margins}
    \verb!\setbeamertemplate{footline line}[text][0.5pt]!
  \end{block}
  \begin{block}{Thick line}
    \verb!\setbeamertemplate{footline line}[text][3pt]!
  \end{block}
  \begin{block}{Line over full page}
    \verb!\setbeamertemplate{footline line}[page][1pt]!
  \end{block}
  \begin{block}{Color}
    \verb!\setbeamercolor{footline line}{fg=black}!
  \end{block}
\end{frame}

\begin{frame}[fragile]{Footline separator}
  \begin{block}{Vertical line}
    \verb!\setbeamertemplate{footline separator}[text][0.5pt]!
  \end{block}
  \begin{block}{Full height vertical line}
    \verb!\setbeamertemplate{footline separator}[full][0.5pt]!
  \end{block}
  \begin{block}{Just space}
    \verb!\setbeamertemplate{footline separator}[space]!
  \end{block}
  \begin{block}{Color}
    \verb!\setbeamercolor{footline separator}{fg=black}!
  \end{block}
\end{frame}

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\section{Inner theme}

\begin{frame}[fragile]{Itemize and enumerate}
  \begin{block}{Itemize symbol}
    \verb!\setbeamertemplate{itemize item}[arrow]!
  \end{block}
  \begin{block}{Enumerate symbol}
    \verb!\setbeamertemplate{enumerate item}[default]!
  \end{block}
  One of
  \begin{itemize}
  \item \verb!default!
  \item \verb!arrow! (itemize only)
  \item \verb!triangle! (itemize only)
  \item \verb!circle!
  \item \verb!square!
  \item \verb!ball!
  \end{itemize}
\end{frame}

\begin{frame}[fragile]{Title page}
  \begin{block}{Left adjusted}
    \verb!\setbeamertemplate{title page}[leftlines]!
  \end{block}
  \begin{block}{Centered}
    \verb!\setbeamertemplate{title page}[centerlines]!
  \end{block}
\end{frame}

\begin{frame}[fragile]{Title page logo}
  \begin{block}{In preamble --- can be more than a single image!}
    \verb!\titlelogo{\includegrapjics[height=6ex]{ourlogo}}!
  \end{block}
  \begin{block}{Line below logo is the same as for frame titles}
    \verb!\setbeamertemplate{frametitle line}[text][0.5pt]!
  \end{block}
\end{frame}

\begin{frame}[fragile]{Title page graphic}
  \begin{block}{In preamble --- can be more than a single image!}
    \verb!\titlegraphic{\includegrapjics[width=\textwidth]{amazingimage}}!
  \end{block}
  \begin{block}{Line below title graphic}
    \verb!\setbeamertemplate{title page graphic line}[default][1.5ex]!
  \end{block}
  \begin{block}{Color}
    \verb!\setbeamercolor{title page graphic line}{fg=red}!
  \end{block}
\end{frame}

\begin{frame}[fragile]{Title page title and subtitle}
  \begin{block}{In preamble}
    \verb!\title{The titel of my talk}!\\
    \verb!\subtitle{and whatever}!\\
  \end{block}
  \begin{block}{Color/Font}
    \verb!\setbeamercolor{title}{fg=black}!
  \end{block}
  \begin{block}{Line below title and subtitle}
    \verb!\setbeamertemplate{title page title line}[default][0.2ex]!
  \end{block}
  \begin{block}{Color}
    \verb!\setbeamercolor{title page title line}{fg=red}!
  \end{block}
\end{frame}

\begin{frame}[fragile]{Title page: authors}
  \begin{block}{In preamble}
    \verb!\author{Mary Hagedorn\inst{1} \and Walter Heiligenberg\inst{2}}!
  \end{block}
  \begin{block}{Author separator}
    \verb!\setbeamertemplate{title page author and}[line]!
  \end{block}
  One of
  \begin{itemize}
  \item \verb!space!
  \item \verb!comma!
  \item \verb!line! (a vertical line)
  \item \verb!and!  (an '\&')
  \end{itemize}
  \begin{block}{Color/Font}
    \verb!\setbeamercolor{author}{fg=black}!
  \end{block}
\end{frame}

\begin{frame}[fragile]{Title page: institutes}
  \begin{block}{In preamble}
    \verb!\institute{\inst{1}Somewhere \and \inst{2}Somewhere else}!
  \end{block}
  \begin{block}{Institutes separator}
    \verb!\setbeamertemplate{title page institute and}[line]!
  \end{block}
  One of
  \begin{itemize}
  \item \verb!default! (a linebreak)
  \item \verb!space!
  \item \verb!comma!
  \item \verb!line! (a vertical line)
  \end{itemize}
  \begin{block}{Color/Font}
    \verb!\setbeamercolor{institute}{fg=black}!
  \end{block}
\end{frame}

\begin{frame}[fragile]{Title page: date}
  \begin{block}{In preamble}
    \verb!\date[2020]{ICN 2020}!
  \end{block}
  \begin{block}{Font}
    \verb!\setbeamerfont{date}{size=\normalsize}!
  \end{block}
  \begin{block}{Color}
    Same as for institutes.
  \end{block}
\end{frame}

\begin{frame}[fragile]{Section page}
\end{frame}

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\section[Introduction]{Introduction of my talk with a really long title}

\begin{frame}{First slide}
  Just some simple text.
  \pause
  And some more text later on.

  \structure<+->{A header}

  And we say something \alert{alerting}. 
\end{frame}

\begin{frame}{Second slide}
  \begin{itemize}
  \item<1-> Something
  \item<1-> \alert{important}
  \item<2> is here.
    \note<2>{What did I want to say?}
  \item<3-> to be said.
  \end{itemize}
\end{frame}


\begin{frame}{Alternative second slide}
  % See 9.6.4 Incremental specifications in the beamer manual
  % for the special meaning of '+' and '.':
  \begin{itemize}[<+->]
  \item \alert<.>{Really} something
  \item<+-| alert@+>{important}
  \item is here.
  \end{itemize}
\end{frame}

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\section[results]{My main results}

\begin{frame}{Third slide}
  \begin{block}{Some block}
    Block text.
  \end{block}
  \begin{alertblock}{Careful!}
    Consider this.
  \end{alertblock}
  \begin{example}
    An example box.
  \end{example}
\end{frame}

\begin{frame}{Fifth slide}
  \begin{definition}
    A definition box.
  \end{definition}
  \begin{proof}
    A proof box.
  \end{proof}
\end{frame}

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\section[summary]{Let's summarize}

\begin{frame}{Summary}
  \begin{enumerate}
  \item First issue
  \item Second issue
  \item Third issue
  \end{enumerate}
\end{frame}

\end{document}
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