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%%
%% This is file `standalone.cls',
%% generated with the docstrip utility.
%%
%% The original source files were:
%%
%% standalone.dtx (with options: `cls')
%%
%% Copyright (c) 2010 by Martin Scharrer <martin@scharrer-online.de>
%%
%% This work may be distributed and/or modified under the
%% conditions of the LaTeX Project Public License, either version 1.3c
%% 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 1.3c or later is part of all distributions of LaTeX
%% version 2008/05/04 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 standalone.dtx, standalone.ins
%% and the derived file standalone.sty.
%%
% $Id: standalone.dtx 1772 2010-03-27 13:50:59Z martin $
\NeedsTeXFormat{LaTeX2e}
\ProvidesClass{standalone} [2010/03/27 v0.3a Class to compile TeX sub-files standalone]
\newif\ifstandalone
\standalonetrue
\newif\ifstandalonebeamer
\standalonebeamerfalse
\let\onlyifstandalone\@firstofone
\RequirePackage{kvoptions}
\SetupKeyvalOptions{prefix=sa@}
\DeclareBoolOption[true]{preview}
\DeclareVoidOption{beamer}{%
\def\sa@class{beamer}%
\sa@previewfalse
\standalonebeamertrue
}
\DeclareStringOption[article]{class}
\def\sa@classoptionslist{}
\DeclareDefaultOption{%
\xdef\sa@classoptionslist{\sa@classoptionslist,\CurrentOption}%
}
\ProcessKeyvalOptions*\relax
\let\@classoptionslist\sa@classoptionslist
\begingroup
\xdef\@tempa{[\sa@classoptionslist]{\sa@class}}
\expandafter
\endgroup
\expandafter\LoadClass\@tempa
\let\standalone\empty
\let\endstandalone\relax
\input{standalone.cfg}
\ifsa@preview
\@ifundefined{endstandalone}{%
\renewenvironment{standalone}
{\preview }
{\endpreview}
}{}%
\RequirePackage{preview}
\fi
\ifstandalonebeamer
\newenvironment{standaloneframe}{%
\@ifnextchar<%
{\@standaloneframe}%
{\@@standaloneframe{}}%
}{\end{frame}}%
\def\@standaloneframe<#1>{%
\@@standaloneframe{<#1>}%
}
\def\@@standaloneframe#1{%
\@ifnextchar[%]
{\@@@standaloneframe{#1}}%
{\@@@standaloneframe{#1}[]}%
}%
\def\@@@standaloneframe#1[{%
\@ifnextchar<%
{\@@@@standaloneframe{#1}[}%
{\@@@@@@standaloneframe{#1}[}%
}%
\def\@@@@standaloneframe#1[#2]{%
\@ifnextchar[%]
{\@@@@@standaloneframe{#1}{#2}}%
{\begin{frame}#1[#2][environment=standaloneframe]}%
}%
\def\@@@@@standaloneframe#1#2[#3]{%
\begin{frame}#1[#2][environment=standaloneframe,#3]%
}%
\def\@@@@@@standaloneframe#1[#2]{%
\begin{frame}#1[environment=standaloneframe,#2]%
}%
\fi
\let\sa@cls@orig@document\document
\let\sa@cls@orig@enddocument\enddocument
\def\document{%
\sa@cls@orig@document
\let\documentclass\sa@documentclass % TODO: really required?
\sa@cls@afterbegindocument
}
\def\enddocument{%
\sa@cls@beforeenddocument
\sa@cls@orig@enddocument
}
\def\sa@cls@afterbegindocument{\expandafter\standalone\ignorespaces}
\def\sa@cls@beforeenddocument{\unskip\endstandalone}
\endinput
%%
%% End of file `standalone.cls'.
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