e se creassimo un pacchetto con due opzioni: bn e colore?
Sarebbe fantastico. Io non ne so un granché di come si costruiscano pacchetti ma faccio un riassunto di cosa va messo nel preambolo nelle due situazioni.
Testo normale + figure bianche
`
\usepackage[draft]{graphics}
\makeatletter
\def\Gin@setfile#1#2#3{%
\ifx\\#2\\\Gread@false\fi
\ifGin@bbox\else
\ifGread@
\csname Gread@%
\expandafter\ifx\csname Gread@#1\endcsname\relax
eps%
\else
#1%
\fi
\endcsname{\Gin@base#2}%
\else
\Gin@nosize{#3}%
\fi
\fi
\Gin@viewport@code
\Gin@nat@height\Gin@ury bp%
\advance\Gin@nat@height-\Gin@lly bp%
\Gin@nat@width\Gin@urx bp%
\advance\Gin@nat@width-\Gin@llx bp%
\Gin@req@sizes
\expandafter\ifx\csname Ginclude@#1\endcsname\relax
\Gin@drafttrue
\expandafter\ifx\csname Gread@#1\endcsname\relax
\@latex@error{Can not include graphics of type: #1}\@ehc
\global\expandafter\let\csname Gread@#1\endcsname\@empty
\fi
\fi
\leavevmode
\ifGin@draft
\hb@xt@\Gin@req@width{%
\hss
\vbox to \Gin@req@height{%
}%
}%
\else
\@addtofilelist{#3}%
\ProvidesFile{#3}[Graphic file (type #1)]%
\setbox\z@\hbox{\csname Ginclude@#1\endcsname{#3}}%
\dp\z@\z@
\ht\z@\Gin@req@height
\wd\z@\Gin@req@width
\box\z@
\fi}
\makeatother
`
Testo bianco + figure normali
`
\usepackage{graphics}
\usepackage{color}
\color{white}
`