beamerthemeprincetonposter.sty

% ==============================================================================
% Beamer theme for Princeton posters
% Clancy Rowley, February 2019
%
% Modified from the following:
% Beamer style for the poster template posted at
% http://www.nathanieljohnston.com/2009/08/latex-poster-template/
%
% Created by the Computational Physics and Biophysics Group at Jacobs University
% https://teamwork.jacobs-university.de:8443/confluence/display/CoPandBiG/LaTeX+Poster
% Modified by Nathaniel Johnston (nathaniel@nathanieljohnston.com) in August 2009
% =============================================================================

\ProvidesPackage{beamerthemeprincetonposter}
\RequirePackage{tikz}   % for drawing the shaded rules
\newcommand{\makeruleinbox}{{\usebeamercolor[bg]{block alerted title}\centering\hspace*{-0.7cm}\rule{\inboxrule}{0.5cm}}}
\usepackage{ragged2e}

% Spacing before and inside list environments to add white space before lists
% and between items inside lists
\def\@listi{\leftmargin\leftmarginii
\topsep 1ex % Spacing before lists
\parsep 0\p@ \@plus\p@
\itemsep 6pt} % Spacing between items

% Make itemize environments justified
\let\origin@litem\item
\renewcommand{\item}{\origin@litem\justifying}

\usecaptiontemplate{\small\structure{\insertcaptionname~\insertcaptionnumber: } \insertcaption} % A fix for figure numbering

\setlength{\belowcaptionskip}{2ex} % White space under figures
\setlength\belowdisplayshortskip{2ex} % White space under equations

\definecolor{PrincetonOrange}{RGB}{232, 117, 17 }       % Pantone 158
\definecolor{Blue72}         {RGB}{0,    24, 168}       % Approximate Pantone BLUE-072

% set the basic colors
\setbeamercolor{palette primary}   {fg=black,bg=white}
\setbeamercolor{palette secondary} {fg=black,bg=white}
\setbeamercolor{palette tertiary}  {bg=PrincetonOrange,fg=white}
\setbeamercolor{palette quaternary}{fg=black,bg=white}
\setbeamercolor{structure}         {fg=Blue72,bg=white}
\setbeamercolor{alerted text}      {fg=PrincetonOrange,bg=white}

% set colors for headline
\setbeamercolor{title in headline}{fg=PrincetonOrange,bg=white}
\setbeamercolor{author in headline}{fg=black,bg=white}
\setbeamercolor{institute in headline}{fg=black,bg=white}

% set colors for itemize/enumerate
\setbeamercolor{item}{fg=Blue72}
\setbeamercolor{item projected}{fg=white,bg=Blue72}

% set colors for blocks
\setbeamercolor{block title}{fg=Blue72,bg=white}
\setbeamercolor{block body}{fg=black,bg=white}

% set colors for alerted blocks (blocks with frame)
\setbeamercolor{block alerted title}{fg=white,bg=PrincetonOrange!70}
\setbeamercolor{block alerted body}{fg=black,bg=PrincetonOrange!10}

% set the fonts
\setbeamerfont{section in head/foot}{series=\bfseries}
\setbeamerfont{block title}{series=\bfseries,family=\sffamily}
\setbeamerfont{block alerted title}{series=\bfseries,family=\sffamily}
\setbeamerfont{frametitle}{series=\bfseries,family=\sffamily}
\setbeamerfont{frametitle}{size=\Large}
\setbeamerfont{block body}{series=\rmfamily}

% set some beamer theme options
\setbeamertemplate{title page}[default][colsep=-4bp,rounded=true]
\setbeamertemplate{sections/subsections in toc}[square]
\setbeamertemplate{items}[circle]
\setbeamertemplate{blocks}[width=0.0]
\beamertemplatenavigationsymbolsempty

% set bibliography style
\setbeamertemplate{bibliography item}[text]
\setbeamercolor{bibliography item}{fg=black,bg=white}
\setbeamercolor{bibliography entry author}{fg=black,bg=white}
\setbeamercolor{bibliography item}{fg=black,bg=white}

% define some length variables that are used by the template
\newlength{\inboxwd}
\newlength{\iinboxwd}
\newlength{\inboxrule}

%==============================================================================
% build the poster title
%==============================================================================
\setbeamertemplate{headline}{
  \leavevmode
  \begin{columns}
   \begin{column}{\linewidth}
     \vskip1cm
     \centering
     \usebeamercolor{title in
       headline}{\color{fg}\Huge{\textbf{\inserttitle}}\\[0.5ex]}
     \usebeamercolor{author in headline}{\color{fg}\Large{\insertauthor}\\[1ex]}
     \usebeamercolor{institute in headline}{\color{fg}\large{\insertinstitute}\\[1ex]}
   \end{column}
 \end{columns}
 \vspace{1cm}
 \centerline{\textcolor{PrincetonOrange}{\rule{0.95\textwidth}{3mm}}}
 \vspace{3mm}
}

% Block definition
\setbeamertemplate{block begin}
{
  \par\vskip\medskipamount
  \begin{beamercolorbox}[colsep*=0ex,dp={2ex},center]{block title}
    \vskip-0.25cm
    \usebeamerfont{block title}\large\insertblocktitle
    \begin{flushleft}
    \vskip-1cm
    \begin{tikzpicture}[remember picture,overlay]
      \shade [inner color=gray,outer color=white]
      (0,0) rectangle (\textwidth,0.3cm);
    \end{tikzpicture}
    \end{flushleft}
  \end{beamercolorbox}
  {\parskip0pt\par}
  \ifbeamercolorempty[bg]{block title}
  {}
  {\ifbeamercolorempty[bg]{block body}{}{\nointerlineskip\vskip-0.5pt}}
  \usebeamerfont{block body}
  \vskip-0.5cm
  \begin{beamercolorbox}[colsep*=0ex,vmode]{block body}
  \justifying
  \setlength{\parindent}{2em}\@afterindentfalse\@afterheading
}

\setbeamertemplate{block end}
{
  \end{beamercolorbox}
  \vskip\smallskipamount
  \vspace*{2ex}
}

% Alert block definition (with frame)
\setbeamertemplate{block alerted begin}
{
  \par\vskip\medskipamount
  \begin{beamercolorbox}[sep=0ex,rounded=true,center,dp={2ex}]{block alerted title}
    \vskip0.01cm
    \usebeamerfont{block title}\large\insertblocktitle
  \end{beamercolorbox}
  {\parskip0pt\par}
  \usebeamerfont{block body}
  \vskip-0.8cm
  \begin{beamercolorbox}[sep=0.5cm,rounded=true,center]{block alerted title}
  \setlength{\inboxwd}{\linewidth}
  \addtolength{\inboxwd}{-1cm}
  \begin{beamercolorbox}[rounded=true,wd={\inboxwd},center]{block alerted body}
  \setlength{\iinboxwd}{\inboxwd}
  \setlength{\inboxrule}{\inboxwd}
  \addtolength{\iinboxwd}{-0.5cm}
  \addtolength{\inboxrule}{0.5cm}
  \begin{center}
  \begin{minipage}{\iinboxwd}
  \justifying
  \setlength{\parindent}{2em}\@afterindentfalse\@afterheading
}

\setbeamertemplate{block alerted end}
{
  \end{minipage}
  \end{center}
  \end{beamercolorbox}
  \end{beamercolorbox}
  \vskip\smallskipamount
  \vspace*{2ex}
}
\setbeamertemplate{footline}
{%
  \hfill\includegraphics[scale=0.3]{Princeton_logo_svg.png}\hspace{1cm}
  \vspace{2cm}
}