FieldGuide.cls

% FIXME
% Article option not working?
% Annote not working ?
% rename \titlemark?

\NeedsTeXFormat{LaTeX2e} 
\ProvidesClass{FieldGuide} % Started July 2016


% ========== Process options ==========

\RequirePackage{etoolbox}    % Prefer over ifthen
\RequirePackage{ifdraft}

\newtoggle{formatArticle}
\newtoggle{formatBook} 
\newtoggle{formatNotes}    % For book preview notes
\newtoggle{pagebackrefFlag} 
\newtoggle{annotateFlag}
\newtoggle{stretchFlag}
\newtoggle{bookHeader}
\newtoggle{monochrome}
\newtoggle{macros}\toggletrue{macros}
\newtoggle{mediaeval}

\toggletrue{formatArticle}
\DeclareOption{book}{\toggletrue{formatBook}\togglefalse{formatArticle}}
\DeclareOption{notes}{\toggletrue{formatNotes}\togglefalse{formatArticle}}

\DeclareOption{pagebackref}{\toggletrue{pagebackrefFlag}}
\DeclareOption{annotate}{\toggletrue{annotateFlag}}
\DeclareOption{monochrome}{\toggletrue{monochrome}}
\DeclareOption{nomacros}{\togglefalse{macros}}        % Prevent automatic loading of macro package
\DeclareOption{mediaeval}{\toggletrue{mediaeval}} % Trump Mediaeval font
\DeclareOption{nomediaeval}{\togglefalse{mediaeval}} % Trump Mediaeval font

\DeclareOption*{\PassOptionsToClass{\CurrentOption}{article}}

\ProcessOptions\relax



% ========== Page Geometry ==========

% Book format. 
\iftoggle{formatBook}{
    \LoadClass[10pt]{article}    % May not need twoside option here if it's in geometry.
    % twoside article option + geometry package seem to generate many underfull vboxes for no obvious reason.
    \RequirePackage[
            paperwidth=6in,paperheight=9in,
            %paperwidth=156mm,paperheight=234mm,
            textheight=7in,
            textwidth=4.5in,
%            footskip=27pt,  headsep=15pt, headheight=12pt,
            footskip=36pt, headsep=24pt, headheight=18pt,
            centering,
            twoside=true
            ]{geometry}
    \pdfpagewidth=6in
    \pdfpageheight=9in


%    \LoadClass[10pt]{article}    % May not need twoside option here if it's in geometry. t
%    % woside article option + geometry package seem to generate many underfull vboxes for no obvious reason.
%    \RequirePackage[
%            paperwidth=7in,paperheight=10in,
%            textheight=8in,
%            textwidth=5in,
%%            footskip=27pt,  headsep=15pt, headheight=12pt,
%            footskip=36pt,      headsep=24pt, headheight=18pt,
%            centering,
%            twoside=true
%            ]{geometry}
%    \pdfpagewidth=7in
%    \pdfpageheight=10in


% A5 page size compromise between book 3x9in, and ipad 3:4 aspect ratio.
%    \RequirePackage[a5paper,
%            textheight=6.5in,
%            textwidth=4.5in,  % aspect ratio sqrt(2)
%            footskip=36pt,
%            headsep=18pt,
%            headheight=18pt,
%            centering]{geometry}
%    \pdfpagewidth=5.83in
%    \pdfpageheight=8.26in


    % According to Lulu publishing, last page of a book should be completely blank.
    % Also make sure even number of pages
    \AtEndDocument{\clearpage\thispagestyle{empty}~\ifodd\value{page}\clearpage\thispagestyle{empty}~\fi}
    \toggletrue{stretchFlag}
    \toggletrue{bookHeader}
}


\iftoggle{formatNotes}{
    \LoadClass[10pt]{article}
    \RequirePackage[paperwidth=8.5in,paperheight=11in, textheight=9.5in, textwidth=4.5in, %
                top=2.5cm, bottom=2.5cm,
                %footskip=36pt,      headsep=24pt, headheight=18pt,
                centering]{geometry}
    \pdfpagewidth=8.5in
    \pdfpageheight=11in
    \toggletrue{stretchFlag}
    \toggletrue{bookHeader}
} 


\iftoggle{formatArticle}{
    % Article format
    \LoadClass[twocolumn,twoside,10pt,letterpage]{article}
    \setlength{\columnsep}{0.5cm}
    \RequirePackage[paperwidth=8.5in,paperheight=11in, right=1.75cm, left=1.75cm, %
        top=2cm, bottom=2cm, centering]{geometry}
}







% ========== FONTS ==========
\RequirePackage{setspace}
\iftoggle{stretchFlag}{
    % Book
    \newcommand{\normalstretch}{\setstretch{1.1}}
    \newcommand{\tightstretch}{\setstretch{1.0}}
    \normalstretch
    } {
    % Article
    \newcommand{\normalstretch}{\setstretch{1.0}}
    \newcommand{\tightstretch}{\setstretch{0.9}}        % Test
    \normalstretch
    }

% TODO: Clean up. Toggle not used
\iftoggle{mediaeval}{


    % Trump Mediaeval font looks better with extra line spacing

    \RequirePackage{fontspec}
    \RequirePackage[OT1]{fontenc}


    \RequirePackage{eulervm} % Must be before amssymb
    \RequirePackage{amsthm,amsmath}
    \RequirePackage{amssymb}

    % Check to see if this font is installed
    \IfFontExistsTF{TrumpMediaevalLTStd-Roman.otf}{%

    \setromanfont{TrumpMediaevalLTStd-Roman.otf}[
        Mapping=tex-text,
        Scale=0.95,
        BoldFont=TrumpMediaevalLTStd-Bold.otf,
        AutoFakeSlant]

    % Diacritics=Decompose not supported for this font
    % Hack:  accent \=a needed for Sankhya, not working with this font. Using  $\bar{\text{a}}$ instead.
    % FIXME: ALSO Birkh\:{a}user broken

    % Fix various accents that don't appear in this font.
    \DeclareTextAccent{\`}{EU1}{"0060}    %grave
    \DeclareTextAccent{\'}{EU1}{180}   %acute
    \DeclareTextAccent{\^}{EU1}{"02C6}   %circumflex
    \DeclareTextAccent{\~}{EU1}{"02DC}   %tilde
    \DeclareTextAccent{\"}{EU1}{168}   %dieresis
    \DeclareTextAccent{\H}{EU1}{"02DD}    %hungarumlaut
    \DeclareTextAccent{\r}{EU1}{"02DA}    %ring
    \DeclareTextAccent{\v}{EU1}{"02C7}    %caron
    \DeclareTextAccent{\u}{EU1}{"02D8}    %breve
    \DeclareTextAccent{\=}{EU1}{175}   %macron
    \DeclareTextAccent{\.}{EU1}{"02D9}    %dotaccent
    %
    % Hacks because font doesn't seem to support these accents
    \renewcommand{\v}[1]{$\check{\text{#1}}$}
    \renewcommand{\=}[1]{$\bar{\text{#1}}$}
    \renewcommand{\:}[1]{$\ddot{\text{#1}}$}
    %%
    % ACCENT TEST STRING
    % \`{a}\'{a}\^{a}\~{a}\"{a}\H{a}\r{a}\v{a}\u{a}\={a}\.{a}

    }
    {
     % Fallback font
     \RequirePackage{charter}
    }
    
    
    
    }{
    % Use regular tex fonts
    \RequirePackage{charter}
    
    }

% ========== HyperRef setup ==========
\RequirePackage[usenames,dvipsnames,cmyk,hyperref]{xcolor}

% To DO : Sort?\ RequirePackage[square,comma, numbers, sort]{natbib} \RequirePackage[square,comma, numbers, sort&compress]{natbib}

% ==========  Citation and Bibliography format ==========
\iftoggle{pagebackrefFlag}{
    % Page back refs.
    % Do not compress when using pagebackref's
    \RequirePackage[square,comma, numbers]{natbib}
    \bibliographystyle{gecbib}

    \RequirePackage[
            pagebackref,
            breaklinks
            %unicode
            ]{hyperref}
    \hypersetup{
        colorlinks=true,
        urlcolor= MidnightBlue,
        linkcolor= MidnightBlue,
        citecolor= MidnightBlue
    }
    \renewcommand*{\backrefalt}[4]{%
      \ifcase #1 %
        No citations.% use \relax if you do not want the "No citations" message
      \or
    (page #4).%
      \else
    (pages #4).%
      \fi%
    }
} {
    % No Page back refs.
    \RequirePackage[square,comma, numbers,compress]{natbib}
    \bibliographystyle{gecbib}

    \RequirePackage[breaklinks]{hyperref}
    \hypersetup{colorlinks=true, urlcolor= MidnightBlue,
        linkcolor= MidnightBlue, citecolor= MidnightBlue}
} %FI

% FIXME, does this work?
\iftoggle{annotateFlag}{\newcommand{\bibAnnote}[2]{#2} } { \newcommand{\bibAnnote}[2]{}}





% ========== Headers & Footers ==========


\newcommand{\titlemark}{} 


\RequirePackage{fancyhdr}
% \iffloatpage macro doesn't seem to work. (I think it used to?)

\fancypagestyle{plain}{
    \renewcommand{\headrulewidth}{0pt}
    \renewcommand{\footrulewidth}{0pt}
    \fancyhead{}
    \fancyfoot{}

    \iftoggle{bookHeader} {
        \iffloatpage{
            \fancyhead[C]{}
            \fancyfoot[C]{\small \scshape \titlemark}
        } {
            \fancyhead[C]{\nouppercase{\scshape\leftmark}}
            \fancyfoot[C]{\small \scshape \titlemark }
        }

        \fancyfoot[OR]{\small \thepage}
        \fancyfoot[EL]{\small \thepage}
    }{
        \fancyhead[C]{\small \scshape \titlemark }
        \fancyfoot[C]{\small \thepage}
    }
}

\fancypagestyle{chapter}{
    \renewcommand{\headrulewidth}{0pt}
    \renewcommand{\footrulewidth}{0pt}
    \fancyhead{}
    \fancyfoot{}

    \iftoggle{bookHeader} {
%        \fancyfoot[C]{\small \itshape \titlemark }
        \fancyhead[C]{\small \scshape \titlemark}
        \fancyfoot[OR]{\small \thepage}
        \fancyfoot[EL]{\small \thepage}
    } {
        \fancyhead[C]{\small \scshape \titlemark}
        \fancyfoot[C]{\small \thepage}
    }
}
\pagestyle{plain}


% =========== Title ==========
\RequirePackage{environ}

\NewEnviron{Abstract}{\xdef\bespoke@abstract{\BODY}}
\newcommand{\preprint}[1]{\gdef\bespoke@preprint{#1}}

\def\@maketitle{%
  \newpage  
  \null
  \vskip 2em%
  \begin{center}%
  \let \footnote \thanks
    {\LARGE \@title \par}%
    
    \@ifundefined{bespoke@preprint} {} {
      \vskip 1.5em%
    {\normalsize\bespoke@preprint\par}%
    }
    
    \vskip 1.5em%
    {\large
      \lineskip .5em%
      \begin{tabular}[t]{c}%
        \@author
      \end{tabular}\par}%

    \vskip 1em%
    {\large \@date}%
   \vskip 1em%
     \@ifundefined{bespoke@abstract}{} {
      {\large \bfseries \vspace{-8pt}}\par
         \begin{quote}\noindent \bespoke@abstract \end{quote}
        }

  \end{center}%
  \par
  \vskip 1.5em%


%\hypersetup{ 
%    pdfauthor={\@author},
%    pdftitle={\@title},
%    pdfpagemode=UseOutlines
%}

}
\makeatother

% Title colors
\usepackage{sectsty}

\iftoggle{monochrome}{
    \hypersetup{colorlinks=false}
    \def\titlecolor{Black}
    }{
    \def\titlecolor{BrickRed}
    \sectionfont{\color{\titlecolor}}
    \subsectionfont{\color{\titlecolor}}
    \paragraphfont{\color{\titlecolor}}
}

% ========== Index ==========
% Fix up index spacing (TODO: how so?)
% This package seems to mess up title page for twocolumn articles for some reason, so make conditional.
\iftoggle{bookHeader}{\RequirePackage{idxlayout}}{} 



% ========== Macros ==========
\iftoggle{macros}{    \RequirePackage{gectools}    }{}