% \subsubsection{Titles and authors}
%
% \subsubsection{Authors}
% \DescribeMacro{\author}{Activities have authors.  Warn the user if no author is provided.}
%    \begin{macrocode}
%<*classXimera>
\let\@emptyauthor\@author
\def\author#1{\gdef\@author{#1}}
\def\@author{\@latex@warning@no@line{No \noexpand\author given}}
%</classXimera>
%    \end{macrocode}
% Include author name in meta tags
%    \begin{macrocode}
%<*htXimera>
\Configure{@HEAD}{\HCode{<meta name="author" content="}\@author\HCode{" />\Hnewline}}
%</htXimera>
%    \end{macrocode}
% The |\and| command would emit tabular environments which really
% should not appear in a meta tag.
%    \begin{macrocode}
%<htXimera|classXimera>\def\and{and }
%    \end{macrocode}

% \subsubsection{Title}
% \DescribeMacro{\title}{Activities have titles.}
%    \begin{macrocode}
%<*classXimera>
\let\title\relax
\newcommand{\title}[1][]{{\protected@xdef\@pretitle{#1}}\protected@xdef\@title}

\title{}

\newcounter{titlenumber}
\renewcommand{\thetitlenumber}{\arabic{titlenumber}}
%\renewcommand{\thesection}{\arabic{titlenumber}} %% Makes section numbers work
\setcounter{titlenumber}{0}

\newpagestyle{main}{
\sethead[\textsl{\ifnumbers\thetitlenumber\hspace{1em}\fi\@title}][][] % even
{}{}{\textsl{\ifnumbers\thetitlenumber\hspace{1em}\fi\@title}} % odd
\setfoot[\thepage][][] % even
{}{}{\thepage} % odd
}
\pagestyle{main}
%    \end{macrocode}
% \DescribeMacro{\maketitle}{In a \textsf{ximera} document, redefine
% |\maketitle| and put them in a table of contents.  The
% |\phantomsection| is to fix the hrefs.}
%    \begin{macrocode}
\renewcommand\maketitle{%
  \addtocounter{titlenumber}{1}%
  {\flushleft\large\bfseries \@pretitle\par\vspace{-1em}}
  {\flushleft\LARGE\bfseries {\ifnumbers\thetitlenumber\fi}{\ifnumbers\hspace{1em}\else\hspace{0em}\fi}\@title \par }
  \phantomsection%
  \ifnumbers\addcontentsline{toc}{section}{\thetitlenumber~\@title}\else\addcontentsline{toc}{section}{\@title}\fi
  \vskip .6em\noindent\textit\theabstract\setcounter{problem}{0}\setcounter{section}{0}\setcounter{subsection}{0}\par\vspace{2em}
  \ifnooutcomes\else\let\thefootnote\relax\footnote{Learning outcomes: \theoutcomes}\fi
  \ifnoauthor\else\let\thefootnote\relax\footnote{Author(s):~\@author}\fi
  \aftergroup\@afterindentfalse
  \aftergroup\@afterheading}

\ifnumbers
\setcounter{secnumdepth}{2}
\renewcommand{\thesection}{\arabic{titlenumber}.\arabic{section}}
\renewcommand{\thesubsection}{\arabic{titlenumber}.\arabic{section}.\arabic{subsection}}
\else
\setcounter{secnumdepth}{-2}
\fi

\def\activitystyle{}
\newcounter{sectiontitlenumber}
\setcounter{secnumdepth}{2}
\setcounter{tocdepth}{2}
\newcommand\chapterstyle{%
  \def\activitystyle{activity-chapter}
  \def\maketitle{%
    \addtocounter{titlenumber}{1}%
                    {\flushleft\small\sffamily\bfseries\@pretitle\par\vspace{-1.5em}}%
                    {\flushleft\LARGE\sffamily\bfseries\thetitlenumber\hspace{1em}\@title \par }%
                    {\vskip .6em\noindent\textit\theabstract\setcounter{problem}{0}\setcounter{section}{0}}%
                    \par\vspace{2em}
                    \phantomsection\addcontentsline{toc}{section}{\textbf{\thetitlenumber\hspace{1em}\@title}}%
}}


\newcommand\sectionstyle{%
  \def\activitystyle{activity-section}
  \def\maketitle{%
    \addtocounter{section}{1}
    \setcounter{sectiontitlenumber}{\value{section}} 
    {\flushleft\small\sffamily\bfseries\@pretitle\par\vspace{-1.5em}}%
    {\flushleft\Large\sffamily\bfseries\thetitlenumber.\thesectiontitlenumber\hspace{1em}\@title \par}%
    {\vskip .6em\noindent\textit\theabstract\setcounter{subsection}{0}}%
    \par\vspace{2em}
    \phantomsection\addcontentsline{toc}{section}{\thetitlenumber.\thesectiontitlenumber\hspace{1em}\@title}%
 \renewcommand\section{\@startsection{subsection}{2}{\z@}%
                                       {-3.25ex\@plus -1ex \@minus -.2ex}%
                                       {1.5ex \@plus .2ex}%
                                       {\normalfont\large\bfseries}}

 \renewcommand\subsection{\@startsection{subsubsection}{3}{\z@}%
                                          {-3.25ex\@plus -1ex \@minus -.2ex}%
                                          {1.5ex \@plus .2ex}%
                                          {\normalfont\normalsize\bfseries}}

}}


\iftikzexport%% allows xake to handle \chapterstyle and \sectionstye
\renewcommand\chapterstyle{\def\activitystyle{chapter}}
\renewcommand\sectionstyle{\def\activitystyle{section}}
\else
\fi

%</classXimera>
%    \end{macrocode}
% Eliminate some formatting that we'll handle later with CSS
%    \begin{macrocode}
%<*htXimera>
\renewcommand{\maketitle}{}
%</htXimera>
%    \end{macrocode}