handouts/Advanced/Retrograde Analysis/stars.tex

\ifextras
	\def\nstars#1#2{}
	\def\startimes#1{}
	\def\onestars#1{}
	\def\threestars#1#2#3{}
\else
	\def\nstars#1#2{%
		\ifnum #2 > 0%
			\def\starcolor{\color{#1}}%
			\count255=1%
			\loop{%
				\starcolor $\bigstar$%
			}%
			\ifnum \count255 < #2%
			\advance\count255 by 1%
			\repeat%
		\fi%
	}


	\def\startimes#1{
		{\color{ogrape} $\bigstar \times #1$}
	}

	\def\onestars#1{
		\nstars{ogrape}{#1}
	}

	\def\threestars#1#2#3{
		\nstars{white}{#1}\nstars{ogrape}{#2}\nstars{white}{#3}
	}


	% Not used, commented out.
	\def\difficulty#1#2{
		\textbf{Difficulty:} \stars{#1}{#2} \par
		\vspace{1mm}
	}
\fi