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%%
%% This is file `artthreads.sty',
%% generated with the docstrip utility.
%%
%% The original source files were:
%%
%% artthreads.dtx  (with options: `copyright,package')
%% 
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%% artthreads.sty package,                   2016-04-09 %%
%% Copyright (C) 2016  D. P. Story                      %%
%%   dpstory@uakron.edu                                 %%
%%                                                      %%
%% This program can redistributed and/or modified under %%
%% the terms of the LaTeX Project Public License        %%
%% Distributed from CTAN archives in directory          %%
%% macros/latex/base/lppl.txt; either version 1 of the  %%
%% License, or (at your option) any later version.      %%
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
\NeedsTeXFormat{LaTeX2e}[1997/12/01]
\ProvidesPackage{artthreads}
 [2016/04/09 v1.1 Support for article threads (dps)]
\RequirePackage{xkeyval}
\RequirePackage{ifpdf}[2006/02/20]
\RequirePackage{ifxetex}[2006/08/21]
\@ifundefined{ifpdfmarkup}{\newif\ifpdfmarkup}{}\pdfmarkupfalse
\ifpdf\else\ifxetex\else\pdfmarkuptrue\fi\fi
\DeclareOptionX{pdftex}{\PassOptionsToPackage{\CurrentOption}{fitr}}
\DeclareOptionX{dvips}{\PassOptionsToPackage{\CurrentOption}{fitr}}
\DeclareOptionX{dvipsone}{\PassOptionsToPackage{\CurrentOption}{fitr}}
\DeclareOptionX{dvipdfm}{\PassOptionsToPackage{\CurrentOption}{fitr}}
\DeclareOptionX{dvipdfmx}{\PassOptionsToPackage{\CurrentOption}{fitr}}
\DeclareOptionX{xetex}{\PassOptionsToPackage{\CurrentOption}{fitr}}
\DeclareOptionX{preview}{\PassOptionsToPackage{\CurrentOption}{fitr}}
\DeclareOptionX{!preview}{\PassOptionsToPackage{\CurrentOption}{fitr}}
\DeclareOptionX{viewMagWin}{\PassOptionsToPackage{\CurrentOption}{fitr}}
\DeclareOptionX{!viewMagWin}
    {\PassOptionsToPackage{\CurrentOption}{fitr}}
\ProcessOptionsX
\RequirePackage{fitr}[2016/04/04]
\newif\ifnewarticle
\newcounter{artthrdcnt}
\def\CntArt{0}\def\CntArtInfo{0}
\def\inc@CntMacro#1{{\@tempcnta#1\relax\advance\@tempcnta1\relax
    \xdef#1{\the\@tempcnta}}}
\def\artM@rk{[\space}
\define@key{artthrd}{title}[]{\def\threadTitle{#1}}
    \let\threadTitle\@empty
\define@key{artthrd}{author}[]{\def\threadAuthor{#1}}
    \let\threadAuthor\@empty
\define@key{artthrd}{keywords}[]{\def\threadKeywords{#1}}
    \let\threadKeywords\@empty
\define@key{artthrd}{subject}[]{\def\threadSubject{#1}}
    \let\threadSubject\@empty
\newcommand{\setThreadInfo}[1]{\inc@CntMacro\CntArtInfo
    \let\threadTitle\@empty\let\threadAuthor\@empty
    \let\threadKeywords\@empty\let\threadSubject\@empty
    \setkeys{artthrd}{#1}\ifx\threadTitle\@empty
        \def\threadTitle{thread-\CntArtInfo}\fi
}
\def\bArtErrMsg{When starting a new article thread
    (\string\cArticle)\MessageBreak
    first use \string\setThreadInfo\space to set the title,\MessageBreak
    author, subject, and keywords}
\define@key{@rtthrd}{addtow}[0]{%
    \fitr@defaultbp{\artthrd@@addtow}{#1}}
\def\artthrd@@addtow{0}
\define@key{@rtthrd}{addtoh}[0]{%
    \fitr@defaultbp{\artthrd@@addtoh}{#1}}
\def\artthrd@@addtoh{0}
\newcommand{\setAddToBorder}[1]{\setkeys{@rtthrd}{#1}}
\newcommand{\bArticle}{\begingroup\inc@CntMacro\CntArt
    \ifnum\CntArt=\CntArtInfo\relax\else
    \PackageError{artthreads}{\bArtErrMsg}{See package documentation
    for \string\setThreadInfo}\fi
    \newarticletrue\set@rectart
}
\newcommand{\cArticle}{\begingroup\newarticlefalse\set@rectart}
\newcommand{\set@rectart}[1]{\def\fitr@artrect@argi{#1}%
    \edef\temp@exp{\noexpand\setkeys{fitr}{#1}}\temp@exp
    \set@@rectart}
\def\set@@rectart{\def\fitr@setBL{0pt}%
    \@ifundefined{ef@Bbox}{\let\fitr@FLB@ction\Bbox}%
        {\let\fitr@FLB@ction\ef@Bbox}%
    \get@fitr@dimen{%
        \parbox[\fitr@@refPt][\fitr@@height]{\fitr@@width}%
        {\kern0pt\fitr@FLB@ction{\fitr@@width}{\fitr@@height}\kern0pt}%
    }%
    \makebox[0pt][l]{\hspace*{\fitr@@shift}\smash{%
        \raisebox{\fitr@@lift-\fitr@setBL}{%
        \setThre@d{\artthrd@@addtow}{\artthrd@@addtoh}%
        \unhbox\fitr@bbox
        \fitr@urxury@fixup{\artthrd@@addtow}{\artthrd@@addtoh}{}%
    }}}\setlength{\fboxsep}{0pt}%
    \ifviewMagWin
        \fitr@length=\artthrd@@addtow bp
        \fitr@length=2\fitr@length
        \addtolength{\fitr@length}{\fitr@@width}%
        \edef\fitr@@width{\the\fitr@length}%
        \fitr@length=\artthrd@@addtoh bp
        \fitr@length=2\fitr@length
        \addtolength{\fitr@length}{\fitr@@height}%
        \edef\fitr@@height{\the\fitr@length}%
        \setlength\fitr@length{-\artthrd@@addtow bp}%
        \addtolength\fitr@length{\fitr@@shift}%
        \makebox[0pt][l]{\hspace*{\fitr@length}\smash{%
            \setlength\fitr@length{\fitr@@lift-\fitr@setBL}%
            \if\fitr@@refPt b%
              \addtolength\fitr@length{-\artthrd@@addtoh bp}\else
            \if\fitr@@refPt t%
              \addtolength\fitr@length{\artthrd@@addtoh bp}%
            \fi\fi
            \raisebox{\fitr@length}%
            {\fbox{\parbox[\fitr@@refPt][\fitr@@height]%
            {\fitr@@width}{\kern0pt\hfill\vfill\kern0pt}}}}%
        }%
    \fi
\endgroup}
\if@fitr@dvipdfm
\def\ThrBbox#1#2{%
    \fitr@length=#1bp
    \fitr@length=2\fitr@length
    \advance\fitr@length\wd\fitr@bbox
    \edef\fitr@xetex@view@width{\the\fitr@length}%
    \fitr@length=#2bp
    \advance\fitr@length\ht\fitr@bbox
    \edef\fitr@xetex@view@height{\the\fitr@length}%
    \fitr@length=#2bp
    \advance\fitr@length\dp\fitr@bbox
    \edef\fitr@xetex@view@depth{\the\fitr@length}%
}\else\ifx\fitr@driver\fitr@pdftex@driver
\def\ThrBbox#1#2{%
    \fitr@length=#1bp
    \fitr@length=2\fitr@length
    \advance\fitr@length\wd\fitr@bbox
    \edef\fitr@pdftex@view@width{\the\fitr@length}%
    \fitr@length=#2bp
    \advance\fitr@length\ht\fitr@bbox
    \edef\fitr@pdftex@view@height{\the\fitr@length}%
    \fitr@length=#2bp
    \advance\fitr@length\dp\fitr@bbox
    \edef\fitr@pdftex@view@depth{\the\fitr@length}%
}\else\ifx\fitr@driver\fitr@dvipsone@driver
\def\ThrBbox#1#2{%
   currentpoint 2 copy %
   \the\fitr@depth\space add #2\space PDFtoTeX add      % y1
   exch #1\space PDFtoTeX sub exch                      % x1
   4 2 roll exch
   \the\fitr@width\space add #1\space PDFtoTeX add exch % x2
   \the\fitr@height\space sub #2\space PDFtoTeX sub}    % y2
\else\ifx\fitr@driver\fitr@dvips@driver
\def\ThrBbox#1#2{% Uses \fitr@bbox
    currentpoint 2 copy %
    \the\fitr@depth\space SPtoDvips add
        #2\space BPToDvips add                  % y1
    exch #1\space BPToDvips sub exch            % x1
    4 2 roll exch
    \the\fitr@width\space SPtoDvips add
        #1\space BPToDvips add exch             % x2
    \the\fitr@height \space SPtoDvips sub
    #2\space BPToDvips sub}                     % y2
\fi\fi\fi\fi
\def\setThre@d#1#2{%
    \fitr@defaultbp{\aWd}{#1}\fitr@defaultbp{\aHt}{#2}%
    \edef\tmp@exp{\noexpand\set@rtThrd{\aWd}{\aHt}}\tmp@exp
}
\if@fitr@dvipdfm
\def\set@rtThrd#1#2{\ThrBbox{#1}{#2}%
    \smash{\raisebox{-\fitr@xetex@view@height+#2bp}%
        {\makebox[0pt][l]{\hspace*{-#1bp}%
    \@pdfm@mark{thread @artthrd\CntArt\space
    width \fitr@xetex@view@width\space
    height \fitr@xetex@view@height\space
    depth \fitr@xetex@view@depth\space
    << /Title (\threadTitle)
\ifnewarticle
    /Author (\threadAuthor)
    /Subject (\threadSubject)
    /Keywords (\threadKeywords)
\fi >>}}}}}\else\ifx\fitr@driver\fitr@pdftex@driver
\def\set@rtThrd#1#2{\ThrBbox{#1}{#2}%
    \makebox[0pt][l]{\hspace*{-#1bp}%
    \pdfthread
        width  \fitr@pdftex@view@width\space
        height \fitr@pdftex@view@height\space
        depth  \fitr@pdftex@view@depth\space
     name {\threadTitle}}}\else
\def\set@rtThrd#1#2{\literalps@out{\artM@rk
    /Rect [\ThrBbox{\artthrd@@addtow}{\artthrd@@addtoh}]
    /Title (\threadTitle)
\ifnewarticle
    /Author (\threadAuthor)
    /Subject (\threadSubject)
    /Keywords (\threadKeywords)
\fi
    /ARTICLE pdfmark}}
\fi\fi
\endinput
%%
%% End of file `artthreads.sty'.