beamerinnerthememetroazwei.sty

%%
%% variation of metropolis theme for the A2 collaboration
%% ---------------------------------------------------------------------------
%% Copyright 2015 Matthias Vogelgesang and the LaTeX community. A full list of
%% contributors can be found at
%% 
%%     https://github.com/matze/mtheme/graphs/contributors
%% 
%% and the original template was based on the HSRM theme by Benjamin Weiss.
%% 
%% This work is licensed under a Creative Commons Attribution-ShareAlike 4.0
%% International License (https://creativecommons.org/licenses/by-sa/4.0/).
%% ---------------------------------------------------------------------------
\NeedsTeXFormat{LaTeX2e}
\ProvidesPackage{beamerinnerthememetroazwei}[2017/12/07 metroazwei inner theme]
\RequirePackage{etoolbox}
\RequirePackage{keyval}
\RequirePackage{calc}
\RequirePackage{pgfopts}
\RequirePackage{tikz}
\pgfkeys{
  /metroazwei/inner/sectionpage/.cd,
    .is choice,
    none/.code=\metroazwei@disablesectionpage,
    simple/.code={\metroazwei@enablesectionpage
                  \setbeamertemplate{section page}[simple]},
    progressbar/.code={\metroazwei@enablesectionpage
                       \setbeamertemplate{section page}[progressbar]},
}
\pgfkeys{
  /metroazwei/inner/subsectionpage/.cd,
    .is choice,
    none/.code=\metroazwei@disablesubsectionpage,
    simple/.code={\metroazwei@enablesubsectionpage
                  \setbeamertemplate{section page}[simple]},
    progressbar/.code={\metroazwei@enablesubsectionpage
                       \setbeamertemplate{section page}[progressbar]},
}
\newcommand{\metroazwei@inner@setdefaults}{
  \pgfkeys{/metroazwei/inner/.cd,
    sectionpage=progressbar,
    subsectionpage=none
  }
}
\setbeamersize{text margin left=2em,text margin right=2em}
\setbeamertemplate{title page}{
  \begin{minipage}[b][\paperheight]{\textwidth} 
    \vfill%
    \ifx\inserttitle\@empty\else\usebeamertemplate*{title}\fi
    \ifx\insertsubtitle\@empty\else\usebeamertemplate*{subtitle}\fi
    \usebeamertemplate*{title separator}
    \ifx\beamer@shortauthor\@empty\else\usebeamertemplate*{author}\fi
    \usebeamertemplate*{date}
    \ifx\insertinstitute\@empty\else\usebeamertemplate*{institute}\fi
    \ifx\inserttitlegraphic\@empty\else\usebeamertemplate*{title graphic}\fi
    \vfill    
    \vspace*{1mm}
  \end{minipage}
}
\def\maketitle{%
  \ifbeamer@inframe
    \titlepage
  \else
    \frame[plain,noframenumbering]{\titlepage}
  \fi
}
\def\titlepage{%
  \usebeamertemplate{title page}
}
\setbeamertemplate{title graphic}{
  \vbox to 0pt {
    \vspace*{1em}
    \hfill
    \inserttitlegraphic%
  }%
  \nointerlineskip%
}
\setbeamertemplate{title}{
  \raggedright%
  \linespread{1.0}%
  \inserttitle%
  \par%
  \vspace*{0.5em}
}
\setbeamertemplate{subtitle}{
  \raggedright%
  \insertsubtitle%
  \par%
  \vspace*{0.5em}
}
\newlength{\metroazwei@titleseparator@linewidth}
\setlength{\metroazwei@titleseparator@linewidth}{0.8pt} % changed from 0.4pt
\setbeamertemplate{title separator}{
  \tikzexternaldisable%
  \begin{tikzpicture}
    \fill[fg] (0,0) rectangle (\textwidth, \metroazwei@titleseparator@linewidth);
  \end{tikzpicture}%
  \tikzexternalenable%
  \par%
}
\setbeamertemplate{date}{
  \hfill
  \insertdate%
  \par%
}
\setbeamertemplate{author}{
  \vspace*{1em} % 2em
  \insertauthor%
  %\par%
  \vspace*{0.5em}
}
\setbeamertemplate{institute}{
  %\vspace*{0.25em}
  \insertinstitute%
  \par%
}
\defbeamertemplate{section page}{simple}{
  \begin{center}
    \usebeamercolor[fg]{section title}
    \usebeamerfont{section title}
    \insertsectionhead\par
    \ifx\insertsubsectionhead\@empty\else
      \usebeamercolor[fg]{subsection title}
      \usebeamerfont{subsection title}
      \insertsubsectionhead
    \fi
  \end{center}
}
\defbeamertemplate{section page}{progressbar}{
  \centering
  \begin{minipage}{22em}
    \raggedright
    \usebeamercolor[fg]{section title}
    \usebeamerfont{section title}
    \insertsectionhead\\[-1ex]
    \usebeamertemplate*{progress bar in section page}
    \par
    \ifx\insertsubsectionhead\@empty\else%
      \usebeamercolor[fg]{subsection title}%
      \usebeamerfont{subsection title}%
      \insertsubsectionhead
    \fi
  \end{minipage}
  \par
  \vspace{\baselineskip}
}
\newcommand{\metroazwei@disablesectionpage}{
  \AtBeginSection{
    % intentionally empty
  }
}
\newcommand{\metroazwei@enablesectionpage}{
  \AtBeginSection{
    \ifbeamer@inframe
      \sectionpage
    \else
      \frame[plain,c,noframenumbering]{\sectionpage}
    \fi
  }
}
\setbeamertemplate{subsection page}{%
  \usebeamertemplate*{section page}
}
\newcommand{\metroazwei@disablesubsectionpage}{
  \AtBeginSubsection{
    % intentionally empty
  }
}
\newcommand{\metroazwei@enablesubsectionpage}{
  \AtBeginSubsection{
    \ifbeamer@inframe
      \subsectionpage
    \else
      \frame[plain,c,noframenumbering]{\subsectionpage}
    \fi
  }
}
\newlength{\metroazwei@progressonsectionpage}
\newlength{\metroazwei@progressonsectionpage@linewidth}
\setlength{\metroazwei@progressonsectionpage@linewidth}{1.2pt} % changed from 0.4
\setbeamertemplate{progress bar in section page}{
  \setlength{\metroazwei@progressonsectionpage}{%
    \textwidth * \ratio{\insertframenumber pt}{\inserttotalframenumber pt}%
  }%
  \tikzexternaldisable%
  \begin{tikzpicture}
    \fill[bg] (0,0) rectangle (\textwidth, \metroazwei@progressonsectionpage@linewidth);
    \fill[fg] (0,0) rectangle (\metroazwei@progressonsectionpage, \metroazwei@progressonsectionpage@linewidth);
  \end{tikzpicture}%
  \tikzexternalenable%
}
\def\inserttotalframenumber{100}
\newlength{\metroazwei@blocksep}
\newlength{\metroazwei@blockadjust}
\setlength{\metroazwei@blocksep}{1.25ex} % changed from 0.75
\setlength{\metroazwei@blockadjust}{0.25ex}
\providecommand{\metroazwei@strut}{%
  \vphantom{ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz()}%
}
\newcommand{\metroazwei@block}[1]{
  \par\vskip\medskipamount%
  \setlength{\parskip}{0pt}
  \ifbeamercolorempty[bg]{block title#1}{%
    \begin{beamercolorbox}[rightskip=0pt plus 4em]{block title#1}}{%
  \ifbeamercolorempty[bg]{block title}{%
    \begin{beamercolorbox}[rightskip=0pt plus 4em]{block title#1}%
  }%
  {%
    \begin{beamercolorbox}[
      sep=\dimexpr\metroazwei@blocksep-\metroazwei@blockadjust\relax,
      leftskip=\metroazwei@blockadjust,
      rightskip=\dimexpr\metroazwei@blockadjust plus 4em\relax
    ]{block title#1}%
  }}%
      \usebeamerfont*{block title#1}%
      \metroazwei@strut%
      \insertblocktitle%
      \metroazwei@strut%
  \end{beamercolorbox}%
  \nointerlineskip%
  \ifbeamercolorempty[bg]{block body#1}{%
    \begin{beamercolorbox}[vmode]{block body#1}}{
  \ifbeamercolorempty[bg]{block body}{%
    \begin{beamercolorbox}[vmode]{block body#1}%
  }{%
    \begin{beamercolorbox}[sep=\metroazwei@blocksep, vmode]{block body#1}%
    \vspace{-\metroazwei@parskip}
  }}%
      \vspace{0ex} % no idea but it works
      \usebeamerfont{block body#1}%
      \setlength{\parskip}{\metroazwei@parskip}%
}
\setbeamertemplate{block begin}{\metroazwei@block{}}
\setbeamertemplate{block alerted begin}{\metroazwei@block{ alerted}}
\setbeamertemplate{block example begin}{\metroazwei@block{ example}}
\setbeamertemplate{block end}{\end{beamercolorbox}\vspace*{0.2ex}}
\setbeamertemplate{block alerted end}{\end{beamercolorbox}\vspace*{0.2ex}}
\setbeamertemplate{block example end}{\end{beamercolorbox}\vspace*{0.2ex}}
\setbeamertemplate{itemize items}{\textbullet}
\setbeamertemplate{caption label separator}{: }
\setbeamertemplate{caption}[numbered]
\setbeamertemplate{footnote}{%
  \parindent 0em\noindent%
  \raggedright
  \usebeamercolor{footnote}\hbox to 0.8em{\hfil\insertfootnotemark}\insertfootnotetext\par%
}

\newlength{\metroazwei@parskip}
\setlength{\metroazwei@parskip}{0.5em}
\setlength{\parskip}{\metroazwei@parskip}
\linespread{1.15}
\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{metroazwei@standout}
\define@key{beamerframe}{standout}[true]{%
  \booltrue{metroazwei@standout}
  \begingroup
    \setkeys{beamerframe}{c}
    \setkeys{beamerframe}{noframenumbering}
    \ifbeamercolorempty[bg]{palette primary}{
      \setbeamercolor{background canvas}{
        use=palette primary,
        bg=-palette primary.fg
      }
    }{
      \setbeamercolor{background canvas}{
        use=palette primary,
        bg=palette primary.bg
      }
    }
    \setbeamercolor{local structure}{
      fg=palette primary.fg
    }
    \centering
    \usebeamercolor[fg]{palette primary}
    \usebeamerfont{standout}
}
  \apptocmd{\beamer@reseteecodes}{%
    \ifbool{metroazwei@standout}{
      \endgroup
      \boolfalse{metroazwei@standout}
    }{}
  }{}{}
\metroazwei@inner@setdefaults
\ProcessPgfPackageOptions{/metroazwei/inner}
\endinput
%%
%% End of file `beamerinnerthememetroazwei.sty'.