Latex Style File for Calculus Exams

calc_exams.sty

%
% advanced_calc.sty
%
% This is the LaTex style file for Calculus Exams and Handouts.
%

\RequirePackage{amssymb, amsfonts, amsmath, latexsym, verbatim, xspace, setspace}
\RequirePackage{tikz}
\usetikzlibrary{plotmarks}
\RequirePackage{pgfplots}

\pgfplotsset{compat=1.11}

% By default LaTeX uses large margins.  This doesn't work well on exams; problems
% end up in the "middle" of the page, reducing the amount of space for students
% to work on them.
\usepackage[margin=0.75in]{geometry}

\usepackage{tkz-fct}
\usepackage{tabularx}
\usepackage{amsmath}

% For an exam, single spacing is most appropriate
\singlespacing
% \onehalfspacing
% \doublespacing

% For an exam, we generally want to turn off paragraph indentation
\parindent 0ex

% These commands set up the running header on the top of the exam pages
\pagestyle{headandfoot}
\firstpageheader{\class}{\examnum\ - Page \thepage\ of \numpages}{\examdate\hspace{2ex}Initials: }
\firstpageheadrule
\runningheader{\class}{\examnum\ - Page \thepage\ of \numpages}{\examdate\hspace{2ex}Initials: }
\runningheadrule

\footer{\examhash}{}{\iflastpage{END OF EXAM}{Please go on to the next page\;$\rightarrow$}}

% Print the points for each question in the right margin - cleaner.
\pointsinrightmargin

% CUSTOM LIST ENVIRONMENTS:
%N Needed for rnl
\usepackage{enumitem}
% ROMAN NUMERAL LIST
\newenvironment{rnl}
{\begin{enumerate}[label=\Roman*.]}
{\end{enumerate}}

% NICE ENVIRONMENT FOR MULTIPLE CHOICE ANSWERS
\newenvironment{mca}
{\begin{enumerate}[label=(\Alph*)] }
{\end{enumerate} }


% USEFUL SHORTCUTS FOR MATH
\newcommand{\ds}{\displaystyle}

\newcommand{\dt}[1]{\dfrac{d#1}{dt}}

\newcommand{\lp}{\left(}
\newcommand{\rp}{\right)}
\newcommand{\lb}{\left[}
\newcommand{\rb}{\right]}

\newcommand{\evalat}{\biggr\rvert}

% VECTORS
\newcommand{\harpoon}{\overset{\rightharpoonup}}

% For color in equations (used in math mode)
\newcommand*{\mco}{}
\def\mathcolor#1#{\mathcoloraux{#1}}
\newcommand*{\mathcoloraux}[3]{%
  \protect\leavevmode
  \begingroup
    \color#1{#2}#3%
  \endgroup
}

% modify the question environment to prevent page
% breaks in the middle of a mc question
\newenvironment{mcquestion}[2]{    \begin{minipage}{\linewidth}    \question[#1] #2     \end{minipage}}


% CONTROL HOW SOLUTIONS ARE PRINTED
\shadedsolutions
\definecolor{SolutionColor}{rgb}{0.8,0.9,1}
\CorrectChoiceEmphasis{\color{red}\bfseries}

% To customize the appearance of solutions
\renewenvironment{TheSolution}%
  {%
    \vspace{\parskip}%
    % If we don't set \leftskip and \rightskip to 0pt, then if we
    % appear inside of an \uplevel command we'd have indentation
    % inside of the solution box:
    \leftskip=0pt
    \rightskip=0pt
    % If the user said \unframedsolutions, then both
    % \if@framedsolutions and \if@shadedsolutions are false:
    \if@framedsolutions
      % We'll use the default \FrameCommand
    \else
      \if@shadedsolutions
        \def\FrameCommand{\colorbox{SolutionColor}}%
      \else
        % It's \unframedsolutions:
        \def\FrameCommand{}%
      \fi
    \fi
    \MakeFramed{\advance\hsize-\width}%
    \solutiontitle
    \ignorespaces
  }%
  {%
    \unskip
    \endMakeFramed
  }%