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\NeedsTeXFormat{LaTeX2e}
\ProvidesPackage{overlock}
[2020/07/10 (Bob Tennent) Supports Overlock fonts for all LaTeX engines.]
\RequirePackage{ifxetex,ifluatex,xkeyval,textcomp}
\newif\ifoverlock@otf
\ifxetex
\overlock@otftrue
\else\ifluatex
\overlock@otftrue
\else % [pdf]LaTeX
\overlock@otffalse
\fi\fi
\newif\ifoverlock@default \overlock@defaultfalse
\newif\ifoverlock@black \overlock@blackfalse
\newif\ifoverlock@lining \overlock@liningtrue
\newcommand*{\Overlock@scale}{1}
\DeclareOptionX{scaled}{\renewcommand*{\Overlock@scale}{#1}}
\DeclareOptionX{scale}{\renewcommand*{\Overlock@scale}{#1}}
\DeclareOptionX{lining}{\overlock@liningtrue}
\DeclareOptionX{oldstyle}{\overlock@liningfalse}
\DeclareOptionX{default}{\overlock@defaulttrue}
\DeclareOptionX{sfdefault}{\overlock@defaulttrue}
\DeclareOptionX{type1}{\overlock@otffalse}
\DeclareOptionX{black}{\overlock@blacktrue}
\ProcessOptionsX\relax
\ifoverlock@otf
\def\overlock@boldstyle{Bold}
\ifoverlock@black\def\overlock@boldstyle{Black}\fi
\ifoverlock@lining
\def\overlock@figurestyle{}
\else
\def\overlock@figurestyle{OldStyle}
\fi
\else % type1
\def\bfseries@sf{b}
\ifoverlock@black\def\bfseries@sf{k}\fi
\ifoverlock@lining
\def\overlock@figurestyle{LF}
\else
\def\overlock@figurestyle{OsF}
\fi
\fi
\ifoverlock@otf
\RequirePackage{fontspec}
\else
\RequirePackage{fontenc,fontaxes,mweights}
\fi
\ifoverlock@otf
\ifxetex\XeTeXtracingfonts=1\fi
\defaultfontfeatures{
Ligatures = TeX ,
Scale = \Overlock@scale ,
Extension = .otf }
\setsansfont
[ Numbers = {\overlock@figurestyle},
UprightFont = *-Regular ,
ItalicFont = *-Italic ,
BoldFont = *-\overlock@boldstyle ,
BoldItalicFont = *-\overlock@boldstyle Italic ]
{Overlock}
% grab current family in case of subsequent change:
\let\overlockfamily\sfdefault
\newfontfamily\overlock
[ Numbers = {\overlock@figurestyle},
UprightFont = *-Regular ,
ItalicFont = *-Italic ,
BoldFont = *-\overlock@boldstyle ,
BoldItalicFont = *-\overlock@boldstyle Italic ]
{Overlock}
\newfontfamily\overlockBlack
[ Numbers = {\overlock@figurestyle},
UprightFont = *-Black ,
ItalicFont = *-BlackItalic ,
BoldFont = *-Black ,
BoldItalicFont = *-BlackItalic ]
{Overlock}
\DeclareTextFontCommand{\oldstylenums}{\addfontfeatures{Numbers={OldStyle}}}
\DeclareTextFontCommand{\liningnums}{\addfontfeatures{Numbers={Lining}}}
\def\sffamily{\overlock}
\ifoverlock@default
\edef\familydefault{\overlockfamily}
\fi
\else % type1
\def\overlockfamily{Overlock-\overlock@figurestyle}
\def\sfdefault{\overlockfamily}
\def\sffamily{\fontfamily{\overlockfamily}\selectfont}
\def\overlock{\fontfamily{\overlockfamily}\selectfont}
\def\overlockBlack{\fontfamily{\overlockfamily}\fontseries{black}\selectfont}
\ifoverlock@default\def\familydefault{\sfdefault}
\fi
\DeclareTextFontCommand{\oldstylenums}{\fontfamily{Overlock-OsF}\selectfont}
\DeclareTextFontCommand{\liningnums}{\fontfamily{Overlock-LF}\selectfont}
\fi
\ifoverlock@otf
% turn off defaults in case other fonts are selected:
\defaultfontfeatures{}
\fi
\endinput
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