[std] Switch grammar to sffamily itshape gray 0.2

Author: jensmaurer

source/macros.tex

@@ -202,9 +202,11 @@
 \newcommand{\CodeStyle}{\ttfamily}
 \newcommand{\CodeStylex}[1]{\texttt{#1}}
 
+\definecolor{light-gray}{gray}{0.2}
+
 % General grammar style
 \newcommand{\GrammarStyle}{\itfamily}
-\newcommand{\GrammarStylex}[1]{\textit{#1}}
+\newcommand{\GrammarStylex}[1]{\textcolor{light-gray}{\sffamily\textit{#1}}}
 
 % Code and definitions embedded in text.
 \newcommand{\tcode}[1]{\CodeStylex{#1}}
@@ -240,7 +242,7 @@
 \newcommand{\CppXI}{\Cpp{} 2011}
 \newcommand{\CppXIV}{\Cpp{} 2014}
 \newcommand{\CppXVII}{\Cpp{} 2017}
-\newcommand{\opt}[1]{#1\ensuremath{_\mathit{opt}}}
+\newcommand{\opt}[1]{#1\ensuremath{_\mathit{\color{black}opt}}}
 \newcommand{\dcr}{-{-}}
 \newcommand{\bigoh}[1]{\ensuremath{\mathscr{O}(#1)}}
 
@@ -526,7 +528,7 @@
 \setlength{\BnfInc}{\BnfIndent}
 \newlength{\BnfRest}
 \setlength{\BnfRest}{2\BnfIndent}
-\newcommand{\BnfNontermshape}{\small\rmfamily\itshape}
+\newcommand{\BnfNontermshape}{\small\sffamily\itshape\color{light-gray}}
 \newcommand{\BnfTermshape}{\small\ttfamily\upshape}
 
 \newenvironment{bnfbase}

source/std.tex

@@ -26,6 +26,7 @@
 \usepackage[final]{microtype}
 \usepackage{multicol}
 \usepackage{lmodern}
+\usepackage{xcolor}
 \usepackage[T1]{fontenc}
 \usepackage[pdftex, final]{graphicx}
 \usepackage[pdftex,