Document class for well formatted LaTeX with an optional DTU frontpage

rapport.cls

\ProvidesClass{rapport}

\LoadClass[12pt,a4paper]{article}

% packages that are regularly used
\usepackage{amsmath}
\usepackage{xcolor}
\usepackage{ulem}
\usepackage{tikz}
\usepackage[utf8]{inputenc}
\usepackage{amssymb}
\usepackage{listings}
\usepackage{float}
\usepackage[danish,english]{babel}
\usepackage{physics}
\usepackage{fixltx2e}
\usepackage{enumerate}
\usepackage{lastpage}
\usepackage[a4paper, top=3cm, bottom=3cm, left=2cm, right=2cm]{geometry}

\definecolor{c991a14}{RGB}{153,26,20}
\definecolor{c999999}{RGB}{153,153,153}

\newcommand{\course}[1]{\def \course {#1}}
\newcommand{\titlepagepicture}[1]{\def \titlepagepicture {#1}}

% fields that user can set (in addition to title, author, etc)
\makeatletter
\newcommand{\candidatenum}[1]{\def \@candidatenum {#1}}
\newcommand{\subtitle}[1]{\def \@subtitle {#1}}
\newcommand{\subject}[1]{\def \@subject {#1}}
\newcommand{\wordcount}[1]{\def \@wordcount {#1}}
\newcommand{\email}[1]{\def \@email {#1}}
\candidatenum{}
\subtitle{}
\subject{}
\wordcount{}
\email{}
\makeatother

\newenvironment{subeq}{
  \subequations
    \align
}{
    \endalign
  \endsubequations
}

% Headers and footers
\usepackage{fancyhdr}
\pagestyle{fancy}
\rhead{\course}
\makeatletter
\lhead{\@author}
\chead{\@date}
\cfoot{\thepage\ of \pageref{LastPage}}

\definecolor{lightlightgray}{gray}{0.95} % background
\definecolor{shred}{rgb}{0.6,0,0} % for strings
\definecolor{shgreen}{rgb}{153, 153, 136} % comments
\definecolor{shpurple}{rgb}{0.5,0,0.35} % keywords

\lstset{
  breaklines=true,
  xleftmargin=25pt,
  xrightmargin=25pt,
  aboveskip=10pt,
  belowskip=10pt,
  basicstyle=\ttfamily,
  backgroundcolor=\color{lightlightgray},
  showstringspaces=false,
  frame=ltrb,
  language=Matlab,
  tabsize=2,
  numbers=left,
  numberstyle=\small,
  numbersep=8pt,
  morekeywords={*, factorial, sum, erlang},
  keywordstyle=\color{shpurple}\textbf,
  commentstyle=\color{black}\textit,
  stringstyle=\color{shred}
}

\makeatother
\makeatletter
\renewcommand{\maketitle}{
  \begin{titlepage}
    \begin{center}
      \vspace*{0.5cm}
      \begin{tikzpicture}[y=0.80pt, x=0.8pt,yscale=-1, scale=0.5, inner sep=0pt, outer sep=0pt]
        \begin{scope}[shift={(0,147.63782)}]
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          .. (1084.0540,424.3617) -- cycle;
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          controls (1171.9419,349.4460) and (1174.9506,353.4771) .. (1180.5101,353.3793)
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          cycle;
          \path[fill=c999999] (1123.0000,362.3622) -- (1122.9620,325.3949) --
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          .. (1084.0540,514.3627) -- cycle;
        \end{scope}

      \end{tikzpicture}\\
      \vspace{1.5cm}
      {\LARGE Danmarks Tekniske Universitet}
      \vspace{3cm}
      \hrule
      \vspace{0.6cm}
      \textsc{\LARGE \@title}
      \vspace{0.6cm}
      \hrule
      \vspace{0.6cm}
      \textsc{Kursus:}\\
      \course\\
      \vspace{0.6cm}
      \vspace{2cm}
    \end{center}

    \begin{minipage}[t]{0.4\textwidth}
      \begin{flushleft} \large
        \textsc{Forfatter(e):}\\
        \vspace{0.15cm}
        \@author
      \end{flushleft}
    \end{minipage}
    \begin{minipage}[t]{0.5\textwidth}
      \begin{flushright} \large
      \end{flushright}
    \end{minipage}
    \vfill
    \begin{center}
      \@date
    \end{center}
    \thispagestyle{empty}
    \setcounter{page}{0}
  \end{titlepage}
}
\makeatother

\usetikzlibrary{%
  calc,%
  decorations.pathmorphing,%
  fadings,%
  shadings%
}