beamerthemelu.sty

%% beamerthemelu.sty
%% Copyright 2023 J.P. van Leenen
%
% This work may be distributed and/or modified under the
% conditions of the LaTeX Project Public License, either version 1.3
% of this license or (at your option) any later version.
% The latest version of this license is in
%   https://www.latex-project.org/lppl.txt
% and version 1.3c or later is part of all distributions of LaTeX
% version 2008 or later.
%
% This work has the LPPL maintenance status `maintained'.
% 
% The Current Maintainer of this work is J.P. van Leenen.

\mode<presentation>
% Requirement
\RequirePackage{tikz}
\RequirePackage{babel}
\RequirePackage{fontspec}
\RequirePackage{listings}

% Options
\DeclareOptionBeamer{style}{\PassOptionsToPackage{style=#1}{beamercolorthemelu}}
\DeclareOptionBeamer{footer}{\PassOptionsToPackage{footer=#1}{beamerouterthemelu}}
\DeclareOptionBeamer{styleslidenumbering}{\PassOptionsToPackage{styleslidenumbering=#1}{beamercolorthemelu}}
\DeclareOptionBeamer{addstandoutfootline}{\PassOptionsToPackage{addstandoutfootline=#1}{beamerinnerthemelu}}
\DeclareOptionBeamer{accentdefault}{\def\beamer@lu@accentdefault{#1}}
\ProcessOptionsBeamer

% Themes
\useinnertheme{lu}
\useoutertheme{lu}
\usecolortheme{lu}
\usecolortheme{rose}

\setbeamertemplate{navigation symbols}{}

% Font-related
\IfFontExistsTF{Minion Pro Regular.ttf}{%
    \setsansfont{Minion Pro}[
        Extension = .ttf,
        UprightFont = * Regular,
        BoldFont = * Bold,
        ItalicFont = * Italic,
        BoldItalicFont = * Bold Italic
    ]}{}
\usefonttheme{professionalfonts}

\setbeamerfont{frametitle}{series=\bfseries, size=\LARGE}
\setbeamerfont{framesubtitle}{series=\mdseries}
\setbeamerfont{title}{series=\bfseries,size=\huge}
\setbeamerfont{subtitle}{series=\mdseries}
\setbeamerfont{footline}{size=\scriptsize}

% Custom Commands
\def\beamer@lu@lu{LU}
\newcommand<>{\accent}[2][orange]{%
        {\setbeamercolor{alerted text}{fg=#1\beamer@lu@lu}%
    \begin{alertenv}
        #3\relax#2%
    \end{alertenv}}%
}

% Custom Styles
% This Listings style is primarily focused on usage with Python due to its popularity
\lstdefinestyle{lu}{
    showstringspaces=false,
    upquote=true,
    numbers=left,
    numberstyle=\tiny,
    frame=Ltb,
    basicstyle=\normalsize\ttfamily,
    keywordstyle=\color{orangeLU},       % core keywords
    keywordstyle={[2]\color{violetLU}},  % built-ins
    stringstyle=\color{darkgreenLU},
    commentstyle=\color{turquoiseLU},
}

\mode<all>