%% Copyright (C) 2011-2012 by Martin Scharrer %% ---------------------------------------------------------------------- %% This work may be distributed and/or modified under the %% conditions of the LaTeX Project Public License, either version 1.3 %% of this license or (at your option) any later version. %% The latest version of this license is in %% http://www.latex-project.org/lppl.txt %% and version 1.3 or later is part of all distributions of LaTeX %% version 2005/12/01 or later. %% %% This work has the LPPL maintenance status `maintained'. %% %% The Current Maintainer of this work is Martin Scharrer. %% %% This work consists of the files lstlinebgrd.dtx and lstladdons.ins %% and the derived filebase lstlinebgrd.sty. %% \ProvidesPackage{lstlinebgrd}[% 2012/05/03 v0.1 Provides 'listings' options to color the background of lines] \RequirePackage{listings} \RequirePackage{xcolor} \lst@Key{numbers}{none}{% \def\lst@PlaceNumber{\lst@linebgrd}% \lstKV@SwitchCases{#1}% {none&\\% left&\def\lst@PlaceNumber{\llap{\normalfont \lst@numberstyle{\thelstnumber}\kern\lst@numbersep}\lst@linebgrd}\\% right&\def\lst@PlaceNumber{\rlap{\normalfont \kern\linewidth \kern\lst@numbersep \lst@numberstyle{\thelstnumber}}\lst@linebgrd}% }{\PackageError{Listings}{Numbers #1 unknown}\@ehc}} \lst@Key{linebackgroundcolor}{}{% \def\lst@linebgrdcolor{#1}% } \lst@Key{linebackgroundsep}{0pt}{% \def\lst@linebgrdsep{#1}% } \lst@Key{linebackgroundwidth}{\linewidth}{% \def\lst@linebgrdwidth{#1}% } \lst@Key{linebackgroundheight}{\ht\strutbox}{% \def\lst@linebgrdheight{#1}% } \lst@Key{linebackgrounddepth}{\dp\strutbox}{% \def\lst@linebgrddepth{#1}% } \lst@Key{linebackgroundcmd}{\color@block}{% \def\lst@linebgrdcmd{#1}% } \newcommand{\lst@linebgrd}{% \ifx\lst@linebgrdcolor\empty\else \rlap{% \lst@basicstyle \color{-.}% By default use the opposite (`-`) of the current color (`.`) as background \lst@linebgrdcolor{% \kern-\dimexpr\lst@linebgrdsep\relax% \lst@linebgrdcmd{\lst@linebgrdwidth}{\lst@linebgrdheight}{\lst@linebgrddepth}% }% }% \fi } \endinput %% %% End of file `lstlinebgrd.sty'.