pres-preamble.tex

%\usepackage{xcolor}   % for \textcolor
\lstset{language=scala,
    basicstyle=\ttfamily,breaklines=false,
    captionpos=b,
    numberstyle=\tiny\color{gray},
    numbersep=5pt,
    keepspaces,
    escapeinside={\$\$},columns=flexible,
    emph=[1]{ordered,by,break,dom,call},emphstyle=[1]{\bfseries},
    emph=[2]{super,final,protected,private,package},emphstyle=[2]{},
    emph=[3]{find,resolve},emphstyle=[3]{\itshape},
    postbreak=\mbox{\textcolor{gray}{$\hookrightarrow$}\space},
    texcl=true,
}

%% easier and unified removal of padding
\newcommand{\up}{\vspace{-0.5em}}

%%%%%%%
%% Allow skipping line numbers -- https://tex.stackexchange.com/a/215752
\let\origthelstnumber\thelstnumber
\makeatletter
\newcommand*\Suppressnumber{%
  \lst@AddToHook{OnNewLine}{%
    \let\thelstnumber\relax%
     \advance\c@lstnumber-\@ne\relax%
    }%
}

\newcommand*\Reactivatenumber[1]{%
  \lst@AddToHook{OnNewLine}{%
   \let\thelstnumber\origthelstnumber%
   %\setcounter{lstnumber}{\numexpr#1-1\relax}%
   \advance\c@lstnumber\@ne\relax%
  }%
}

\makeatother
%%%%%%%

%% Set numbered footnotes in minipages
%\renewcommand{\thempfootnote}{\arabic{mpfootnote}}
%% Alternative: also use global numbering for footnotes in minipages
%% Note: needs \stepcounter{footnote} before use
\renewcommand{\thempfootnote}{\arabic{footnote}}

%% Do not number tables
%\captionsetup[table]{labelformat=empty}

\usepackage{csquotes}

%% Normal subscripts in listings using \textsubscript{i} -- https://tex.stackexchange.com/questions/63845/boldface-and-subscripts-in-verbatim-mode    
\usepackage{fixltx2e}

%% Hack for using latex envs inside markdown -- https://github.com/jgm/pandoc/issues/3145#issuecomment-302787889
\newcommand{\hideFromPandoc}[1]{#1}
\hideFromPandoc{
  \let\Begin\begin
  \let\End\end
}

%% TODO command
\newcommand\todo[1]{\textcolor{red}{#1}}

%%%%%%%%%%%%%%%%%%%
%% Beamer stuff
%%%%%%%%%%%%%%%%%%%

%% Change template for page number to be just current page number
%% and increase vertical offset
\setbeamertemplate{footline}{
  \hfill%
  \usebeamercolor[fg]{page number in head/foot}%
  \usebeamerfont{page number in head/foot}%
  \setbeamertemplate{page number in head/foot}[pagenumber]%
  \usebeamertemplate*{page number in head/foot}\kern1em\vskip1em%
}

%% Update size and color of page numbering
\setbeamerfont{page number in head/foot}{size=\footnotesize}
\setbeamercolor{page number in head/foot}{fg=main}

\colorlet{main}{black}
\colorlet{maininverted}{white}
\definecolor{bginverted}{RGB}{98,98,98}

\setbeamercolor*{palette primary}{fg=maininverted,bg=bginverted}

%\setbeamercolor*{titlelike}{fg=main}
\setbeamercolor*{titlelike}{parent=palette primary}
\setbeamercolor{frametitle}{parent=palette primary}
\setbeamercolor{structer}{fg=main}
\setbeamercolor{block title}{fg=main}

%% Center block titles
\setbeamerfont{block title}{size=\centering\large}

\setbeamertemplate{itemize items}[circle]
\setbeamercolor{itemize item}{fg=main}
\setbeamercolor{itemize subitem}{fg=main}
\setbeamercolor{enumerate item}{fg=main}
\setbeamercolor{enumerate subitem}{fg=main}

\setbeamersize{text margin left=1em,text margin right=1em}

\setbeamercolor{alerted text}{fg=googlered}

%% Remove "Figure X:" prefix of figures
\setbeamertemplate{caption}{\raggedright\insertcaption\par}

%% Hack for onlytextwidth in beamer columns -- https://github.com/jgm/pandoc/issues/4150#issuecomment-598041677
%% configure columns environment to use totalwidth=\textwidth only
\let\origcolumns\columns
\let\endorigcolumns\endcolumns
\renewenvironment{columns}[1][]{\origcolumns[onlytextwidth,#1]}{\endorigcolumns}

%% fix some issues with pandoc -- https://tex.stackexchange.com/a/426090
\makeatletter
\let\@@magyar@captionfix\relax
\makeatother


%% Reduce size of block body
\setbeamerfont{block body}{size=\small}
%% Reduce space between block title and its body
%\addtobeamertemplate{block begin}{}{\vspace*{-0.5em}}
%% Reduce space between blocks
\addtobeamertemplate{block end}{}{\vspace*{-1em}}


%%%%%%%%%%%%%%%%%%%
%% Tikz stuff
%%%%%%%%%%%%%%%%%%%

\usepackage{tikz}
\usetikzlibrary{shapes,matrix,calc,positioning,fit,graphs,arrows.meta,backgrounds,decorations.pathreplacing,overlay-beamer-styles}

\tikzset{>=latex}

%% Align text vertically with subscript
%\tikzset{text depth=.25ex}
%% Align text vertically without subscript
\tikzset{text depth=0}


%% Scope prefix support -- https://tex.stackexchange.com/a/128079
\makeatletter
\tikzset{%
  prefix/.code={%
    \tikzset{%
      name/.code={\edef\tikz@fig@name{#1 ##1}}
    }%
  }%
}
\makeatother


%%%%%%%%%%%%%%%%%%%
%% pgfplots stuff
%%%%%%%%%%%%%%%%%%%

\usepackage{pgfplots}
\usepackage{pgfplotstable}

\definecolor{googleblue}{HTML}{4285F4}
\definecolor{googlered}{HTML}{EA4335}
\definecolor{googleyellow}{HTML}{FBBC04}
\definecolor{googlegreen}{HTML}{34A753}
\definecolor{googleorange}{HTML}{FE6D00}