beamerthemetudo.sty

\ProvidesPackage{beamerthemetudo}[2019/01/29]

%Requirements
\RequirePackage{xcolor}
\RequirePackage{ifluatex}
\RequirePackage{ifxetex}
\RequirePackage{calc}


\mode<presentation>
\newif\if@showtotalframes\@showtotalframesfalse
\DeclareOption{showtotalframes}{\@showtotalframestrue}

\newif\if@dark\@darkfalse
\DeclareOption{dark}{\@darktrue}
\ProcessOptions

\setbeamersize{text margin left=15pt, text margin right=15pt}
\usefonttheme{professionalfonts}


% If xelatex or lualatex, use fontspec to set fonts
\newif\if@fontspec\@fontspecfalse
\ifluatex%
  \@fontspectrue
\else
  \ifxetex
    \@fontspectrue
  \fi
\fi

\if@fontspec
  \RequirePackage{fontspec}
  \PassOptionsToPackage{mathrm=sym}{unicode-math}
  \RequirePackage{unicode-math}
  % Prefer Akkurat Office (TU Corporate Design Font), Fallback to Fira Sans
  \IfFontExistsTF{Akkurat Light Office}{
    \setsansfont{Akkurat Light Office}[
      Scale=MatchLowercase,
      BoldFont=Akkurat Office,
    ]
  }{
    \setsansfont{Fira Sans Light}[
      Scale=MatchLowercase,
      BoldFont=Fira Sans Medium,
      ItalicFont=Fira Sans Light Italic,
      BoldItalicFont=Fira Sans Medium Italic,
    ]
  }
  \setmonofont{Fira Mono}[Scale=MatchLowercase]
  \setmathfont{Fira Math}[Scale=MatchLowercase]
\else
  \usepackage{FiraSans}
\fi

\setbeamertemplate{navigation symbols}{}


%% headline
\newlength{\headerheight}
\setlength{\headerheight}{0.08\paperheight}
\setbeamertemplate{headline}
{%
  \vspace*{10pt}%
  \leavevmode
  \begin{beamercolorbox}[
    wd=0.4\paperwidth,
    ht=\headerheight,
    leftskip=\beamer@leftmargin,
    rightskip=1em,
  ]{headline}%
    \if@dark%
      \includegraphics[height=\headerheight]{logos/tu_light.pdf}%
    \else%
      \includegraphics[height=\headerheight]{logos/tu.pdf}%
    \fi%
  \end{beamercolorbox}%
  \begin{beamercolorbox}[
    wd=0.6\paperwidth,
    ht=\headerheight,
    leftskip=1em,
    rightskip=\beamer@rightmargin,
  ]{headline}%
  \usebeamerfont{institute in head/foot}\hfill\insertshortinstitute[respectlinebreaks]
  \end{beamercolorbox}%
  \vskip2ex%
  \ifnum\insertframenumber=1%
    \vspace{0.4pt}%
  \else%
    \hspace{\beamer@leftmargin}%
    \usebeamercolor{separation line}%
    \rule{\paperwidth-\beamer@leftmargin-\beamer@rightmargin}{0.4pt}%
  \fi
  \vskip2ex
}


\newlength{\footerleftwidth}
\setlength{\footerleftwidth}{0.2\paperwidth}
\newlength{\footercenterwidth}
\setlength{\footercenterwidth}{0.6\paperwidth}
\newlength{\footerrightwidth}
\setlength{\footerrightwidth}{0.2\paperwidth - \beamer@rightmargin}

\setbeamertemplate{footline}
{%
  \ifnum\insertframenumber=1%
  \else%
    \leavevmode%
    \begin{beamercolorbox}[
      wd=\footerleftwidth,
      ht=4ex,
      dp=10pt,
      leftskip=\beamer@leftmargin,
    ]{author in head/foot}%
      {\usebeamerfont{author in head/foot}\insertshortauthor}%
      \ifx\beamer@shortdate\empty\else%
      ~|~{\usebeamerfont{date in head/foot}\insertshortdate}%
      \fi%
    \end{beamercolorbox}%
    \begin{beamercolorbox}[
      wd=\footercenterwidth,
      ht=3ex,
      dp=10pt,
      center,
    ]{section in head/foot}%
      \ifx\insertsection\empty%
      \else%
        \usebeamerfont{section in head/foot}\insertsection%
        \ifx\insertsubsection\empty%
        \else%
          :~\usebeamerfont{subsection in head/foot}\insertsubsection%
        \fi
      \fi%
    \end{beamercolorbox}%
    \begin{beamercolorbox}[
      wd=\footerrightwidth,
      ht=4ex,
      dp=10pt,
    ]{frame}%
      \raggedleft%
      \usebeamerfont{framenumber}\insertframenumber%
      \if@showtotalframes%
      ~/~\inserttotalframenumber%
      \fi%
    \end{beamercolorbox}%
  \fi%
}

\setbeamertemplate{title page}
{
  \ifx\inserttitlegraphic\empty%
  \else%
  \begin{beamercolorbox}[center, wd=\textwidth]{titlegraphic}
    \inserttitlegraphic%
  \end{beamercolorbox}%
  \vspace{10pt}%
  \fi%
  \ifx\inserttitle\empty\else%
  \begin{beamercolorbox}[center, wd=\textwidth]{title}
    \textcolor{tugreen}{\rule{\textwidth}{1pt}}\\[0.5\baselineskip]%
    \usebeamerfont{title}\inserttitle
    \ifx\insertsubtitle\empty%
      \newline%
    \else%
      \\[0.5\baselineskip]%
      \usebeamerfont{subtitle}%
      \insertsubtitle\newline%
    \fi%
    \textcolor{tugreen}{\rule{\textwidth}{1pt}}%
  \end{beamercolorbox}%
  \vspace{\fill}
  \fi%
  \ifx\insertauthor\empty%
  \else%
  \begin{beamercolorbox}[leftskip=0.2\textwidth, rightskip=0.2\textwidth, wd=\textwidth]{author}
    \centering\usebeamerfont{author}\insertauthor%
  \end{beamercolorbox}%
  \vspace{1ex}%
  \fi%
  \ifx\insertdate\empty%
  \else%
  \begin{beamercolorbox}[leftskip=0.2\textwidth, rightskip=0.2\textwidth, wd=\textwidth]{date}
    \centering\usebeamerfont{date}\insertdate%
  \end{beamercolorbox}%
  \vspace{1ex}%
  \fi%
  \ifx\insertinstitute\empty%
  \else%
  \begin{beamercolorbox}[leftskip=0.2\textwidth, rightskip=0.2\textwidth, wd=\textwidth]{institute}
    \centering\usebeamerfont{institute}\insertinstitute%
  \end{beamercolorbox}%
  \fi%
  \vspace{\fill}
}

\setbeamertemplate{itemize items}[square]

\setbeamertemplate{frametitle}{%
  \usebeamerfont{frametitle}\insertframetitle%
}


%% fonts
\setbeamerfont{author}{size=\Large}
\setbeamerfont{title}{size=\huge, series=\bfseries}
\setbeamerfont{date}{size=\large, series=\bfseries}

\setbeamerfont{frametitle}{size=\large, series=\bfseries}
\setbeamerfont{framenumber}{series=\bfseries}

\setbeamerfont{institute}{size=\large}
\setbeamerfont{section in head/foot}{size=\small}
\setbeamerfont{subsection in head/foot}{size=\small}
\setbeamerfont{institute in head/foot}{size=\large}


\setbeamerfont{item}{series=\bfseries}
\setbeamerfont{itemize/enumerate body}{size=\normalfont}
\setbeamerfont{itemize/enumerate subbody}{size=\normalfont}
\setbeamerfont{itemize/enumerate subsubbody}{size=\normalfont}

\setbeamerfont{block title}{series=\bfseries}
\setbeamerfont{section in toc}{series=\bfseries}


%% colors
\xdefinecolor{darkmode}{HTML}{222326}
\xdefinecolor{tugreen}{HTML}{83B818}       % 0
\colorlet{tulight}{tugreen!20!white}
\colorlet{tudark}{tugreen!60!black}


\xdefinecolor{tuorange}{HTML}{D98207}      % 3
\xdefinecolor{tuyellow}{RGB}{242, 189, 0}       % 4
\xdefinecolor{tucitron}{RGB}{249, 219, 0}       % 5

% selection of the main colors for the light/dark themes
\if@dark%
  \colorlet{maincolor}{darkmode}% background color
  \colorlet{fgcolor}{white}% foreground color, e.g. for text
  \hypersetup{colorlinks=true, linkcolor=lightgray, urlcolor=tugreen!80!white}
\else%
  \colorlet{maincolor}{white}%
  \colorlet{fgcolor}{darkgray}%
  \hypersetup{colorlinks=true, linkcolor=darkgray, urlcolor=tudark}
\fi

\setbeamercolor{section in head/foot}{fg=tugreen, bg=maincolor}
\setbeamercolor{framenumber}{fg=tugreen, bg=maincolor}

\setbeamercolor{normal text}{fg=fgcolor, bg=maincolor}
\setbeamercolor{alerted text}{fg=tuorange, bg=maincolor}
\setbeamercolor{palette primary}{fg=fgcolor, bg=maincolor}
\setbeamercolor{palette secondary}{fg=tugreen, bg=maincolor}

\setbeamercolor{title}{fg=fgcolor, bg=maincolor}
\setbeamercolor{structure}{fg=tugreen, bg=maincolor}

\setbeamercolor{frametitle}{fg=tugreen, bg=maincolor}

\setbeamercolor{item}{fg=tugreen, bg=maincolor}

\setbeamercolor{block title}{fg=maincolor, bg=tugreen}
\setbeamercolor{block body}{fg=fgcolor, bg=tulight}

\setbeamercolor{section number in toc}{fg=tugreen, bg=maincolor}
\setbeamercolor{section in toc}{fg=fgcolor, bg=maincolor}

\mode<all>