% lua-widow-control
% https://github.com/gucci-on-fleek/lua-widow-control
% SPDX-License-Identifier: MPL-2.0+
% SPDX-FileCopyrightText: 2022 Max Chernoff
\startenvironment[lwc-manual]
\unprotect
\mainlanguage[en]
%%%%%%%%%%%%%%%%%%%%%%%%%%
%%%%% Font Selection %%%%%
%%%%%%%%%%%%%%%%%%%%%%%%%%
\startluacode
fonts.handlers.otf.addfeature {
name = "emdash_kern", -- Increase sidebearings on em-dash
type = "single",
data = {
["—"] = { 100, 0, 200, 0 },
}
}
\stopluacode
\definefontfeature[default][default][
protrusion=quality,
expansion=quality,
onum=yes,
script=latn,
emdash_kern=yes,
trep=yes,
]
\setupalign[hz, hanging]
\definefontfeature[lining][onum=no,lnum=yes]
\definefontfeature[allsmall][c2sc=yes, smcp=yes]
\define\lining{\feature[+][lining]}
\starttypescript[lwc-fonts]
\definetypeface[lwc-fonts] [rm] [serif][pagella] [default]
\definetypeface[lwc-fonts] [ss] [sans] [libertinus] [default] [rscale=1.07]
\definetypeface[lwc-fonts] [tt] [mono] [plex] [default] [rscale=0.89]
\definetypeface[lwc-fonts] [mm] [math] [pagella] [default]
\stoptypescript
\setupbodyfont[lwc-fonts, 11pt]
\setupbodyfontenvironment[default][em=italic]
%%%%%%%%%%%%%%%%%%%%%%%
%%%%% Page Layout %%%%%
%%%%%%%%%%%%%%%%%%%%%%%
\setuppapersize[letter]
\setupindenting[yes, 3em]
\setupinterlinespace[2.75ex]
\input lang-frq.mkxl % For \averagecharwidth
\setuplayout[
width=75\averagecharwidth,
backspace=\dimexpr(\paperwidth - \makeupwidth) / 2,
topspace=\dimexpr\backspace - \headerheight,
footerdistance=3\baselineskip,
footer=\baselineskip,
height=8.75in,
margin=\dimexpr\backspace - \margindistance - 0.25cm,
]
%%%%%%%%%%%%%%%%%%%%%%%%
%%%%% PDF Settings %%%%%
%%%%%%%%%%%%%%%%%%%%%%%%
% PDF/UA
\setupbackend[format=PDF/UA-1]
\setupinteraction[state=start, focus=standard]
\setuptagging[state=start]
\setupstructure[state=start, method=auto]
% Bookmarks
\placebookmarks[section, subsection][section, subsection][number=no]
\setupinteractionscreen[option=bookmark]
%%%%%%%%%%%%%%%%%%%%%%
%%%%% Formatting %%%%%
%%%%%%%%%%%%%%%%%%%%%%
\setuppagenumbering[location=footer, style=\ss\lining]
\let\old@tex=\tex
\def\tex#1{\expandafter\old@tex\normalexpanded{{#1}}} % Allow expansion in the \tex macro (for \allowbreak)
% Acronym styling
\definecharacterkerning[acronymkerning][factor=0.05]
\definealternativestyle[acronymstyle][{\feature[+][allsmall]\switchtobodyfont[1.2em]\setcharacterkerning[acronymkerning]}][]
\definehighlight[acronym][style=acronymstyle]
\startsetups[commandtable]
\setupTABLE[frame=off]
\setupTABLE[column][first][roffset=1.5em]
\setupTABLE[row][first][toffset=0.25ex]
\stopsetups
\startsetups[booktabs]
\setupTABLE[each][each][frame=off]
\setupTABLE[row][first][topframe=on, rulethickness=1.2bp]
\setupTABLE[row][2] [topframe=on, rulethickness=0.6bp]
\setupTABLE[row][last] [bottomframe=on, rulethickness=1.2bp]
\setupTABLE[column][first][loffset=0.5em]
\setupTABLE[column][last][roffset=0.5em]
\stopsetups
\setupitemize[each][
style=\lining,
inbetween={\blank[quarterline]},
]
\setupcaptions[
headstyle=\ssbf\lining,
style=\ss,
]
\setupdelimitedtext[blockquote][
style=\ss,
before=\noindentation,
after={\blank[medium]}
]
\define[1]\meta{\m{\langle}\italic{#1}\m{\rangle}}
\define[1]\githubissue{\goto{(Issue~\##1)}[url(https://github.com/gucci-on-fleek/lua-widow-control/issues/#1)]}
%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%%%%% Section Commands %%%%%
%%%%%%%%%%%%%%%%%%%%%%%%%%%%
\definecharacterkerning[titlekern][factor=0.2]
\protected\def\interwordspace{\scaledfontdimen2\font}
% Section
\startsetups[style:section]
\setcharacterkerning[titlekern]
\switchtobodyfont[adventor]
\WORD
\bfb
\feature[+][allsmall]
\interwordspace=0.4em
\veryraggedcenter
\stopsetups
\setuphead[section][
before={\blank[big, preference]},
after={\blank[medium, samepage]},
textstyle=\setups{style:section},
number=no,
]
% Subsection
\setuphead[subsection][
before={\blank[medium, preference]},
after=,
textstyle=\ss,
alternative=margintext,
number=no,
]
% TOC
\def\secondleveltoc{subsection}
\starttexdefinition protected SectionTOCcommand #1#2#3
\startcurrentlistentrywrapper % Make the whole line a link
\midaligned{ % Have the title and page number "glued" to the middle
\llap{\currentlistentrytitle}
\hskip 1em
\rlap{\color[\interactionparameter{color}]{\bf \currentlistentrypagenumber}}
}
\stopcurrentlistentrywrapper
\par
\nobreak
\setbox0=\vbox{\framedtext[ % Align the subsection titles under the section title
frame=off,
width=\dimexpr\textwidth/2 - 0.5em,
align={flushright, wide},
offset=none,
toffset=-\lineheight,
]{
\global\firstsubsectiontrue
\placelist[\secondleveltoc][criterium=local]
}}
\iffirstsubsection
\blank[quarterline] % No subsections here
\else
\box0
\fi
\goodbreak
\stoptexdefinition
\newif\iffirstsubsection
\define\tocspace{\hskip 0.5em plus 0.5em minus 0.2em\relax}
\unexpanded\def\toc_link#1{%
\startcurrentlistentrywrapper%
\hbox{#1}%
\stopcurrentlistentrywrapper%
}
\starttexdefinition protected SubsectionTOCcommand #1#2#3
\ss\itx
\dontleavehmode
\iffirstsubsection
\global\firstsubsectionfalse
\toc_link{#2}
\else
\discretionary{}{
\toc_link{#2} % No interpunct if the line splits here
}{
\tocspace{\bfa·}\tocspace\toc_link{#2}
}
\fi
\stoptexdefinition
\setupcombinedlist[content][list=section]
\setuplist[section][
alternative=command,
command=\SectionTOCcommand,
]
\setuplist[subsection][
alternative=command,
command=\SubsectionTOCcommand,
]
%%%%%%%%%%%%%%%%%%%%%%%
%%%%% Title Block %%%%%
%%%%%%%%%%%%%%%%%%%%%%%
\setupdocument[
title={},
author={},
version={},
ctan={},
github={},
]
\startluacode
local function strip_url(str)
local url_table = url.hashed(str)
url_table.fragment = nil
url_table.scheme = nil
url_table.authority = url_table.authority:gsub("^www%.", "")
tex.sprint(-2, url.decode(url.construct(url_table)))
end
interfaces.implement {
name = "strip_url",
actions = strip_url,
arguments = "1 string"
}
\stopluacode
\define[1]\strippedurl{%
\goto{\tt\hyphenatedurl{\clf_strip_url{#1}}}[url(#1)]
}
\startsetups[titleblock]
\startalignment [middle]
\begingroup
\setups[style:section]\bfc
\documentvariable{title}
\par
\endgroup
\blank[big]
\begingroup
\ssa\lining
\documentvariable{author}
\blank[medium]
v\,\documentvariable{version}
\par
\endgroup
\dontleavehmode
\blackrule[depth=-0.25\baselineskip, height=\dimexpr0.25\baselineskip + 0.4pt, width=8em]
\par
\doifdocumentvariable{ctan}{
\strippedurl{\documentvariable{ctan}}
}
\doifdocumentvariable{github}{
\strippedurl{\documentvariable{github}}
}
\blank[big]
\noindentation
\stopalignment
\stopsetups
\startsetups[document:start]
\setup[titleblock]
\setupinteraction[
title=\documentvariable{title},
author=\documentvariable{author},
]
\stopsetups
%%%%%%%%%%%%%%%%%%%%%%%%
%%%%% Bibliography %%%%%
%%%%%%%%%%%%%%%%%%%%%%%%
\usebtxdefinitions[apa]
\resetsetups[apa:list:sameauthor]
\setupbtx[apa:list][
stopper:initials=,
separator:initials=\btxnbsp,
interaction=start,
]
\setupbtxlabeltext[en][
apa:Retrieved={}
]
\setupbtxrendering[apa][
numbering=yes,
sorttype=used,
]
\setupbtx[apa:cite][alternative=num]
\defineshift[citeshift][
method=0,
dy=-1,
unit=ex,
continue=yes,
style=\tfx\lining,
]
\setupbtx[apa:cite:num][
command=\citeshift,
left=,
right=,
separator:2=\citeshift{,\,},
separator:3=\citeshift{--}
]
\setupbtxlist[apa][
alternative=a,
before=,
after={\blank[quarterline]},
style=\lining,
margin=0pt,
width=1.5em,
]
\starttexdefinition mutable protected btx:apa:url
\strippedurl{\clf_btxflush{\currentbtxdataset}{\currentbtxtag}{url}
}
\stoptexdefinition
\define[1]\lwc_doi{\goto{\acronym{DOI:}\,\tt\hyphenatedurl{#1}}[url(https://dx.doi.org/#1)]}
\starttexdefinition mutable protected btx:apa:doi
\lwc_doi{\clf_btxflush{\currentbtxdataset}{\currentbtxtag}{doi}}
\stoptexdefinition
\protect
\stopenvironment