beamerthemehhu.sty

% Copyright 2019 by Christian Gesse, christian.gesse@hhu.de
%
% credits to 
% https://www.r-bloggers.com/create-your-own-beamer-template/
%
% This file may be distributed and/or modified
%
% 1. under the LaTeX Project Public License and/or
% 2. under the GNU Public License.
%
% See the file doc/licenses/LICENSE for more details.
%
% Please note that the logos used in this tmeplate may not
% be distributed under these licenses.

\mode<presentation>

%
% necessary includes
%

\usepackage{pgfcomp-version-0-65}
\usepackage{color}
\usepackage{fancyhdr}
\usepackage[utf8]{inputenc}
\usepackage[T1]{fontenc}
\usepackage{amsmath, amssymb, amsthm, mathrsfs}
\usepackage{empheq}
\usepackage{tabularx, multirow}
\usepackage{graphicx, tikz}
\usepackage{setspace}
\usepackage{lmodern}
\usepackage{ifthen}
\usepackage{xkeyval}
\usepackage{pifont}

%
% define switch between languages
%
\newboolean{isEnglish}
\setboolean{isEnglish}{true} % default is English

\DeclareOption{german}{\setboolean{isEnglish}{false}}
\DeclareOption{english}{\setboolean{isEnglish}{true}}

%
% define switch between frametitle positions
%
\newboolean{frameTitleStandard}
\setboolean{frameTitleStandard}{true}

\DeclareOption{frametitletop}{\setboolean{frameTitleStandard}{false}}
\DeclareOption{frametitlestandard}{\setboolean{frameTitleStandard}{true}}


\ProcessOptions

%
% Set language for document
%

\ifthenelse{\boolean{isEnglish}}
{
	\usepackage[english]{babel}
	\newcommand{\hhu}{Heinrich Heine University\space}
}
{
	\usepackage[ngerman]{babel}
	\newcommand{\hhu}{Heinrich-Heine-Universität\space}
}

%
% define hhu-colors
%

% Please use these as primary colors
\definecolor{hhuBlue}  {RGB}{0,106,179}
\definecolor{hhuBlack}  {RGB}{0,0,0}
% additional colors
\definecolor{hhuGreen}{RGB}{140,177,16}
\definecolor{hhuRed} {RGB}{190,10,38}
\definecolor{hhuDarkBlue} {RGB}{0,57,100}
\definecolor{hhuIceBlue} {RGB}{181,203,214}
\definecolor{hhuOrange} {RGB}{238,127,0}
\definecolor{hhuTurquoise}{RGB}{87,186,177}


%
% define some commands and styles
%

% math-symbols
\newcommand{\Z}{\mathbb{Z}}
\newcommand{\N}{\mathbb{N}}
\newcommand{\T}{\mathbb{T}}
\newcommand{\R}{\mathbb{R}}
\newcommand{\C}{\mathbb{C}}

% theorems, definitions etc.
\ifthenelse{\boolean{isEnglish}}
{
	\newtheorem{thm}{Theorem}
	\newtheorem{lem}[thm]{Lemma}
	\newtheorem{cor}[thm]{Corollary}
	
	\theoremstyle{definition}
	\newtheorem{notation}[thm]{Notation}
	\newtheorem{defi}{Definition}
	\newtheorem*{defi*}{Definition}
	\newtheorem{prf}{Proof}
	
	\theoremstyle{remark}
	\newtheorem{rem}[thm]{Remark}
	\newtheorem*{rem*}{Remark}
}
{
	\newtheorem{thm}{Theorem}
	\newtheorem{lem}[thm]{Lemma}
	\newtheorem{cor}[thm]{Korollar}
	
	\theoremstyle{definition}
	\newtheorem{notation}[thm]{Notation}
	\newtheorem{defi}{Definition}
	\newtheorem*{defi*}{Definition}
	\newtheorem{prf}{Beweis}
	
	\theoremstyle{remark}
	\newtheorem{rem}[thm]{Beispiel}
	\newtheorem*{rem*}{Beispiel}
}



% Frames without title need a title for correct layout
\newcommand{\noframetitle}{\frametitle{\phantom{NOTITLE}}}

% highlighted equation
\newenvironment{highlighted}{\begin{block}{\vspace*{-4ex}}\vspace*{-4.5ex}}{\vspace*{-4ex}\end{block}}


%
%set colors of different items
%

\setbeamercolor{frametitle}{fg = hhuBlue}
\setbeamercolor{title}{fg = hhuBlue}
\setbeamercolor{section in toc}{fg = hhuBlue}
\setbeamercolor{section in toc shaded}{fg = hhuBlue}
\setbeamercolor{item}{fg = hhuBlue}
\setbeamercolor{subitem}{fg = hhuBlue}
\setbeamercolor{subsubitem}{fg = hhuBlue}
\setbeamercolor{description item}{fg = hhuBlue}
\setbeamercolor{caption}{fg = hhuBlue}
\setbeamercolor{caption name}{fg = hhuBlue}
\setbeamercolor{footline}{fg=white,bg=hhuBlue}

% set colors for blocks
\setbeamercolor{block title}{fg = hhuBlue, bg = hhuBlue!18!white}
\setbeamercolor{block body}{bg = hhuBlue!5!white}

\setbeamercolor{block title alerted}{fg = hhuBlue, bg = hhuBlue!18!white}
\setbeamercolor{block body alerted}{bg = hhuBlue!5!white}

\setbeamercolor{block title example}{fg = hhuBlue, bg = hhuBlue!18!white}
\setbeamercolor{block body example}{bg = hhuBlue!5!white}

% standard text color
\setbeamercolor{normal text}{fg = hhuBlack}

% color for literature
\setbeamercolor{bibliography entry author}{fg=hhuBlack}
\setbeamercolor{bibliography entry title}{fg=hhuBlue} 
\setbeamercolor{bibliography entry location}{fg=hhuBlack} 
\setbeamercolor{bibliography entry note}{fg=hhuBlack}
\setbeamercolor{bibliography item}{fg=hhuBlack}

%
% Fonts
%

\usefonttheme{professionalfonts}
% fixed font sizes
\setbeamerfont{title}{size = \fontsize{12pt}{14pt}}
\setbeamerfont{titleLarge}{size = \fontsize{18pt}{22pt}}
\setbeamerfont{frametitle}{size = \fontsize{16pt}{0pt}}
\setbeamerfont{footline}{size = \fontsize{6pt}{0pt}}

%
% Inner theme
%

\useinnertheme{rectangles}
\setbeamertemplate{itemize items}{\raisebox{+.45\height}{\tiny\ding{110}}}
\setbeamertemplate{enumerate items}[square]

%
% Outer theme
%

% set position of text in frame
\setbeamersize{text margin left=0.7cm}
\setbeamersize{text margin right=0.7cm}

% headline
\newcommand{\LogoLine}{%
	\raisebox{-12mm}[0pt][0pt]{%
		\begin{pgfpicture}{0mm}{0mm}{0mm}{0mm}
			\pgfsetlinewidth{0.28mm}
			\color{hhuBlue}
			\pgfline{\pgfpoint{-3mm}{1mm}}{\pgfpoint{20.8cm}{1mm}}
\end{pgfpicture}}}

\setbeamertemplate{headline}{\LogoLine}

% set logo
\ifthenelse{\boolean{isEnglish}}
{
	\setbeamertemplate{sidebar canvas left}{
		\vspace*{3pt}\hspace*{7.5pt}
		{\includegraphics[height=28pt]{img/hhu-logo-en.pdf}}}
}
{
	\setbeamertemplate{sidebar canvas left}{
		\vspace*{3pt}\hspace*{7.5pt}
		{\includegraphics[height=28pt]{img/hhu-logo-de.pdf}}}
}


% place frame titles
\ifthenelse{\boolean{frameTitleStandard}}
{	
	% standard position for frametitle
	\setbeamertemplate{frametitle}{
		\vspace*{13mm}\hspace*{-2mm}
		\insertframetitle
		\vspace{0mm}
	}
}
{
	% place frametitle beside the logo
	\setbeamertemplate{frametitle}{
		\vspace*{3.5mm}\hspace*{25mm}
		\insertframetitle
		\vspace{3mm}
		
	}
}


%
% create footline
%

\setbeamertemplate{footline}{
	\usebeamerfont{structure}
	% make shure that footline is divided into 3 equal parts
	\hspace{-1.55mm}
	\begin{beamercolorbox}[wd=0.33\paperwidth,ht=2.5ex,dp=1.2ex,left]{footline}
		\hspace*{3mm}\insertshortauthor
	\end{beamercolorbox}
	\hspace{-1.55mm}
	\begin{beamercolorbox}[wd=0.35\paperwidth,ht=2.5ex,dp=1.2ex,center]{footline}
		\insertshorttitle
	\end{beamercolorbox}
	\hspace{-1.55mm}
	\begin{beamercolorbox}[wd=0.33\paperwidth,ht=2.5ex,dp=1.2ex,right]{footline}
		\insertframenumber/\inserttotalframenumber\hspace*{2.0mm}
	\end{beamercolorbox}
}
% disable navigation symbols
\setbeamertemplate{navigation symbols}{}

%
%title page
%

% commands for title etc. 

% Title
\newcommand{\MyTitle}{
	\textcolor{hhuBlue}{\inserttitle}}

% Subtitle
\newcommand{\MySubTitle}{%
	\insertsubtitle}

% Author
\newcommand{\MyAuthor}{
	\insertauthor}

% Institute
\newcommand{\MyInstitute}{
	\textit{\insertinstitute}}

% Date
\newcommand{\MyDate}{
	\insertdate}

% declare image that will be used as the logo
\ifthenelse{\boolean{isEnglish}}
{
	\pgfdeclareimage[width = 0.35\paperwidth]{big}{img/logo.pdf}
}
{
	\pgfdeclareimage[width = 0.35\paperwidth]{big}{img/logo.pdf}
}


%
% Define titlepage
%
\setbeamertemplate{title page}{
	\vspace{4mm}
	\begin{center}
		\usebeamerfont{titleLarge}
		\MyTitle
	\end{center}
	\vspace{-2mm}
	
	\begin{center}
		\usebeamerfont{title}
		\MySubTitle
	\end{center}
	\vspace{-3mm}

	\begin{center}
		\usebeamerfont{title}
		\centering\MyAuthor
	\end{center}
	\vspace{-2mm}
	
	\begin{center}
		\hspace{-3pt}\pgfuseimage{big}
	\end{center}
 	\vspace{-2mm}
	
	\begin{center}
		\usebeamerfont{title}
		\MyDate
	\end{center}
	\vspace{4mm}
}