beamerouterthemetitech.sty

%% Tokyo Tech-flavored Metropolis theme by Yosuke Oyama (oyama.y.aa@m.titech.ac.jp)
%% The original template was based on the Metropolis theme, as follows:
%%
%% ---------------------------------------------------------------------------
%% 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{beamerouterthemetitech}[2018/06/21 v1.0 Titech Beamer theme]
\RequirePackage{etoolbox}
\RequirePackage{calc}
\RequirePackage{pgfopts}
\pgfkeys{
  /titech/outer/numbering/.cd,
  .is choice,
  none/.code=\setbeamertemplate{frame numbering}[none],
  counter/.code=\setbeamertemplate{frame numbering}[counter],
  fraction/.code=\setbeamertemplate{frame numbering}[fraction],
}
\pgfkeys{
  /titech/outer/progressbar/.cd,
  .is choice,
  none/.code={%
    \setbeamertemplate{headline}[plain]
    \setbeamertemplate{frametitle}[plain]
    \setbeamertemplate{footline}[plain]
  },
  head/.code={\pgfkeys{/titech/outer/progressbar=none}
    \addtobeamertemplate{headline}{}{%
      \usebeamertemplate*{progress bar in head/foot}
    }
  },
  frametitle/.code={\pgfkeys{/titech/outer/progressbar=none}
    \addtobeamertemplate{frametitle}{}{%
      \usebeamertemplate*{progress bar in head/foot}
    }
  },
  foot/.code={\pgfkeys{/titech/outer/progressbar=none}
    \addtobeamertemplate{footline}{}{%
      \usebeamertemplate*{progress bar in head/foot}%
    }
  },
}
\newcommand{\titech@outer@setdefaults}{
  \pgfkeys{/titech/outer/.cd,
    numbering=counter,
    progressbar=none,
  }
}
\setbeamertemplate{navigation symbols}{}
\defbeamertemplate{frame footer}{none}{}
\defbeamertemplate{frame footer}{custom}[1]{ #1 }
\defbeamertemplate{frame numbering}{none}{}
\defbeamertemplate{frame numbering}{counter}{\insertframenumber}
\defbeamertemplate{frame numbering}{fraction}{
  \insertframenumber/\inserttotalframenumber
}
\defbeamertemplate{headline}{plain}{}
\defbeamertemplate{footline}{plain}{%
  \begin{beamercolorbox}[wd=\textwidth, sep=3ex]{footline}%
    \usebeamerfont{page number in head/foot}%
    \usebeamertemplate*{frame footer}
    \hfill%
    \usebeamertemplate*{frame numbering}
  \end{beamercolorbox}%
}
\newlength{\titech@frametitle@padding}
\setlength{\titech@frametitle@padding}{2.2ex}
\newcommand{\titech@frametitlestrut@start}{
  \rule{0pt}{\titech@frametitle@padding +%
    \totalheightof{%
      \ifcsdef{titech@frametitleformat}{\titech@frametitleformat X}{X}%
    }%
  }%
}
\newcommand{\titech@frametitlestrut@end}{
  \rule[-\titech@frametitle@padding]{0pt}{\titech@frametitle@padding}
}
\defbeamertemplate{frametitle}{plain}{%
  \nointerlineskip%
  \begin{beamercolorbox}[%
    wd=\paperwidth,%
    sep=0pt,%
    leftskip=\titech@frametitle@padding,%
    rightskip=\titech@frametitle@padding,%
    ]{frametitlebar}%
    {\footnotesize \insertsectionnavigationhorizontal{\paperwidth}{}{\hskip0pt plus1filll}}%
  \end{beamercolorbox}%
  \begin{beamercolorbox}[%
    wd=\paperwidth,%
    sep=0pt,%
    leftskip=\titech@frametitle@padding,%
    rightskip=\titech@frametitle@padding,%
    ]{frametitle}%
    \titech@frametitlestrut@start%
    \insertframetitle%
    \nolinebreak%
    \titech@frametitlestrut@end%
  \end{beamercolorbox}%
  \begin{tikzpicture}[remember picture,overlay]%
    \node[xshift={\paperwidth-2cm},yshift=0.83cm]{%
      \ifx\titechnoimg\undefined
      \ifx\titechpdfribbon\undefined
      \includegraphics[width=1cm]{ribbon_small.png}%
      \else
      \includegraphics[width=1cm]{ribbon_small.pdf}%
      \fi
      \else
      \input{ribbon_small.tex}
      \fi
    };%
  \end{tikzpicture}%
}
\setbeamertemplate{frametitle continuation}{%
  \usebeamerfont{frametitle}
  \romannumeral \insertcontinuationcount
}
\newlength{\titech@progressinheadfoot}
\newlength{\titech@progressinheadfoot@linewidth}
\setlength{\titech@progressinheadfoot@linewidth}{2pt}
\setbeamertemplate{progress bar in head/foot}{
  \nointerlineskip
  \setlength{\titech@progressinheadfoot}{%
    \paperwidth * \ratio{\insertframenumber pt}{\inserttotalframenumber pt}%
  }%
  \begin{beamercolorbox}[wd=\paperwidth]{progress bar in head/foot}
    \begin{tikzpicture}
      \fill[bg] (0,0) rectangle (\paperwidth, \titech@progressinheadfoot@linewidth);
      \fill[fg] (0,0) rectangle (\titech@progressinheadfoot, \titech@progressinheadfoot@linewidth);
    \end{tikzpicture}%
  \end{beamercolorbox}
}
\AtBeginDocument{%
  \apptocmd{\appendix}{%
    \pgfkeys{%
      /titech/outer/.cd,
      numbering=none,
      progressbar=none}
  }{}{}
}
\titech@outer@setdefaults
\ProcessPgfPackageOptions{/titech/outer}
\endinput
%%
%% End of file `beamerouterthemetitech.sty'.