beamerinnerthemefhs.sty

% Copyright 2023 Andreas Bilke.
%
% Except where otherwise noted, this work "beamerfhs" by Andreas Bilke
% is licensed under CC BY-SA 4.0 (https://creativecommons.org/licenses/by-sa/4.0/)
%
% It is partially based on code from the metropolis theme by Matthias Vogelgesang
% and the LaTeX community (https://github.com/matze/mtheme/) licensed
% under CC BY-SA 4.0 (https://creativecommons.org/licenses/by-sa/4.0/)

\mode<presentation>

\RequirePackage{graphicx}
\usetikzlibrary{calc, positioning}

\setbeamertemplate{itemize items}[circle]

\setbeamertemplate{title page}{
  \begin{tikzpicture}[remember picture, overlay, every node/.style={inner sep=0,outer sep=0}]
    \node (fhslogobackground) at (current page.south west) [anchor=south west] {\includegraphics[height=\paperheight, width=!]{logo-fhs-background.pdf}};
    \node (fhslogotitlepage) at ($(current page.north west) + (.62\paperwidth, -.082\paperheight)$) [anchor=north west] {\includegraphics[width=.1\paperwidth, height=!]{logo-fhs.pdf}};
    \coordinate (fhslogotitlepagetextcoordy) at ($(current page.south west) + (0, .082\paperheight)$);
    \node (fhslogotitlepagetext) at (fhslogotitlepage |- fhslogotitlepagetextcoordy) [anchor=south] {\includegraphics[width=.1\paperwidth, height=!]{logo-fhs-krn.pdf}};

    \node (titlenode) at ($(current page.north west) + (.08\paperwidth, -.346\paperheight)$) [anchor=north west, align=left, text width=.7\paperwidth] {\ifx\inserttitle\@empty\else\usebeamertemplate*{title}\fi};
    \node (subtitlenode) [below of=titlenode, text width=.7\paperwidth]{\ifx\insertsubtitle\@empty\else\usebeamertemplate*{subtitle}\fi};

    \IfStrEq{\BEAMERFHS@license}{none}{}{
      \node at ($(current page.south west) + (0.5, 0.5)$) [anchor=south west, align=left, font=\tiny, text width=.5\paperwidth] {
      Except where otherwise noted, this work \enquote{\textbf{\inserttitle\ifx\insertsubtitle\@empty\else\ -- \insertsubtitle\fi}} by \insertshortauthor\
      is licensed under \\
      \textbf{\BEAMERFHSlicensename} \BEAMERFHSlicenseicons \BEAMERFHSlicenseurl
      };
    }
  \end{tikzpicture}
}

\setbeamertemplate{title}{
  \raggedright%
  \inserttitle%
}

\setbeamertemplate{subtitle}{
  \raggedright%
  \insertsubtitle%
}

% Disable foot note counter on occasions where needed.
% Taken from https://brandonrozek.com/blog/latex-footnote-no-count/
\newcommand\blfootnote[1]{
    \begingroup
    \renewcommand\thefootnote{}\footnote{#1}
    \addtocounter{footnote}{-1}
    \endgroup
}


\setbeamertemplate{footnote}{%
  \parindent 0em\noindent%
  \raggedright
  \tiny
  \usebeamercolor{footnote}\hbox to 0.8em{\hfil\insertfootnotemark}\insertfootnotetext\par%
}

% prevent the per-slide logo from appering at the title page
\def\maketitle{%
  \ifbeamer@inframe
    \titlepage
  \else
    \frame[plain,noframenumbering]{\titlepage}
  \fi
}
\def\titlepage{%
  \usebeamertemplate{title page}
}

\define@key{beamerframe}{c}[true]{% centered
  \beamer@frametopskip=0pt plus 1fill\relax%
  \beamer@framebottomskip=0pt plus 1fill\relax%
  \beamer@frametopskipautobreak=0pt plus .4\paperheight\relax%
  \beamer@framebottomskipautobreak=0pt plus .6\paperheight\relax%
  \def\beamer@initfirstlineunskip{}%
}

\providebool{fhs@standout}
\define@key{beamerframe}{standout}[true]{%
  \booltrue{fhs@standout}
  \begingroup
    \setkeys{beamerframe}{c}
    \setkeys{beamerframe}{plain}
    \setkeys{beamerframe}{noframenumbering}
    \setbeamercolor{background canvas}{
      use=palette primary,
      bg=palette primary.bg
    }
    \setbeamercolor{local structure}{
      fg=palette primary.fg
    }
    \usebeamercolor[fg]{palette primary}
}

\pretocmd{\beamer@reseteecodes}{%
\ifbool{fhs@standout}{
  \endgroup
  \boolfalse{fhs@standout}
}{}
}{}{}

\AtBeginEnvironment{beamer@frameslide}{
  \ifbool{fhs@standout}{
    \centering
    \usebeamerfont{standout}
  }{}
}

\mode<all>