\NeedsTeXFormat{LaTeX2e}
\ProvidesExplPackage{PrimeTeX/packages/Fonts}{2025-09-18}{1.0}{
	Font definitions.
}

% Loading math fonts takes a long time, so skip it in draft mode.
\bool_if:NF \g_draft_bool {
	\RequirePackage{notomath}
}

\NewDocumentCommand{\fontpath}{}{PrimeTeX/fonts}

% Main font: Roboto Serif (Light).
\setmainfont{RobotoSerif}[
	Path			= {\fontpath/RobotoSerif/},
	Extension		= .ttf,
	UprightFont		= *-Light,
	BoldFont		= *-SemiBold,
	ItalicFont		= *-LightItalic,
	BoldItalicFont	= *-SemiBoldItalic,
]

% Sans serif font: Roboto (Medium).
\setsansfont{Roboto}[
	Path			= {\fontpath/Roboto/},
	Extension		= .ttf,
	UprightFont		= *-Medium,
	BoldFont		= *-Bold,
	ItalicFont		= *-MediumItalic,
	BoldItalicFont	= *-BoldItalic,
]

% Monospace font: Roboto Mono
\setmonofont{RobotoMono}[
	Path			= {\fontpath/RobotoMono/},
	Extension		= .ttf,
	UprightFont		= *-Regular,
	BoldFont		= *-Bold,
	ItalicFont		= *-Italic,
	BoldItalicFont	= *-BoldItalic,
]

% Headings & Titles font: Roboto Slab (Semibold).
\newfontfamily{\sbfamily}{RobotoSlab}[
	Path			= {\fontpath/},
	Extension		= .ttf,
	UprightFont		= RobotoSlab/RobotoSlab-SemiBold,
	BoldFont		= RobotoSlab/RobotoSlab-Black,
	% Roboto Slab doesn't have any italic form, so use
	% the Roboto Serif version.
	ItalicFont		= RobotoSerif/RobotoSerif-SemiBoldItalic,
	BoldItalicFont	= RobotoSerif/RobotoSerif-ExtraBoldItalic,
]

% Emoji font: Noto Emoji
\newfontfamily{\emfamily}{NotoEmoji}[
	Path			= {\fontpath/},
	Extension		= .ttf,
	UprightFont		= NotoEmoji/NotoEmoji-Regular,
	BoldFont		= NotoEmoji/NotoEmoji-Bold,
	ItalicFont		= NotoEmoji/NotoEmoji-Light,
]

\newfontfamily{\mtfamily}{NotoSerif}[
	Path			= {\fontpath/NotoSerif/},
	Extension		= .ttf,
	UprightFont		= *-Regular,
	BoldFont		= *-Bold,
	ItalicFont		= *-Italic,
	BoldItalicFont	= *-BoldItalic,
]

% Symbol font: Noto Sans Symbols 2
\newfontfamily{\symfamily}{NotoSansSymbols2}[
	Path			= {\fontpath/},
	Extension		= .ttf,
	UprightFont		= *-Regular,
]

\setmathrm{RobotoSerif}

\NewDocumentCommand{\serif}{m}{\textrm{#1}}
\NewDocumentCommand{\sans}{m}{\textsf{#1}}
\NewDocumentCommand{\mono}{m}{\texttt{#1}}
\NewDocumentCommand{\slab}{m}{{\sbfamily{}#1}}
\NewDocumentCommand{\code}{m}{\mono{\small{}#1}}
\NewDocumentCommand{\emoji}{m}{{\emfamily{}#1}}
\NewDocumentCommand{\maths}{m}{{\mtfamily{}#1}}
\NewDocumentCommand{\symb}{m}{{\symfamily{}#1}}

% Line-breaking zero-width space.
\NewDocumentCommand{\zws}{}{\hspace{0pt}}
% Line-breaking dot.
\NewDocumentCommand{\bdot}{}{.\zws}

% Text-mode angle bracket ornaments.
\NewDocumentCommand{\abl}{}{{\symfamily ❬}}
\NewDocumentCommand{\abr}{}{{\symfamily ❭}}

% MenuKeys configuration.
\newmenucolortheme{autoModeColor}{named}{pageColor}{textColor}{textColor}[pageColor][textColor][textColor]

\changemenucolortheme{hyphenatepaths}{autoModeColor}
\changemenucolortheme{shadowedroundedkeys}{autoModeColor}
\changemenucolortheme{angularmenus}{autoModeColor}

\cs_new:Nn \__MenuKeys_path_style: {
	\sffamily\color{\usemenucolor{txt}}\CurrentMenuElement
}

\changemenuelement*{hyphenatepaths}{first}{\__MenuKeys_path_style:}
\changemenuelement*{hyphenatepaths}{middle}{\__MenuKeys_path_style:}
\changemenuelement*{hyphenatepaths}{last}{\__MenuKeys_path_style:}
\changemenuelement*{hyphenatepaths}{single}{\__MenuKeys_path_style:}

\renewmenumacro{\directory}[/]{hyphenatepaths}
\renewmenumacro{\keys}[+]{shadowedroundedkeys}
\renewmenumacro{\menu}[>]{angularmenus}

\RenewDocumentCommand{\ctrlname}{}{$\wedge$}

\NewDocumentCommand{\ControlString}{}{Ctrl}
\NewDocumentCommand{\EnterString}{}{Enter\,\return}
\NewDocumentCommand{\ShiftString}{}{Shift\,\shift}
\NewDocumentCommand{\AltString}{}{Alt\,\altmac}
\NewDocumentCommand{\TabString}{}{Tab\,\tab}

\NewDocumentCommand{\ControlKey}{}{\keys{\ControlString}}
\NewDocumentCommand{\EnterKey}{}{\keys{\EnterString}}
\NewDocumentCommand{\ShiftKey}{}{\keys{\ShiftString}}
\NewDocumentCommand{\AltKey}{}{\keys{\AltString}}
\NewDocumentCommand{\TabKey}{}{\keys{\TabString}}

% Suppress warning about obsolete font encodings because we're using Unicode.
\@tw@hyphenatepaths@warnigfalse