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authorNorbert Preining <norbert@preining.info>2019-09-02 13:46:59 +0900
committerNorbert Preining <norbert@preining.info>2019-09-02 13:46:59 +0900
commite0c6872cf40896c7be36b11dcc744620f10adf1d (patch)
tree60335e10d2f4354b0674ec22d7b53f0f8abee672 /macros/latex/required/graphics/epsfig.dtx
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+%
+% \iffalse
+%
+%% epsfig.dtx Copyright (C) 1994-1996 1999 Sebastian Rahtz
+%% Copyright (C) 2000--2015,2017 David Carlisle, LaTeX3 Project
+%%
+%% This file is part of the Standard LaTeX `Graphics Bundle'.
+%% It may be distributed under the terms of the LaTeX Project Public
+%% License, as described in lppl.txt in the base LaTeX distribution.
+%% Either version 1.3 or, at your option, any later version.
+%%
+%<*dtx>
+ \ProvidesFile{epsfig.dtx}
+%</dtx>
+%<package>\NeedsTeXFormat{LaTeX2e}[1994/06/01]
+%<package>\ProvidesPackage{epsfig}
+%<driver> \ProvidesFile{epsfig.drv}
+% \fi
+% \ProvidesFile{epsfig.dtx}
+ [2017/06/25 v1.7b (e)psfig emulation (SPQR)]
+%
+% \iffalse
+%<*driver>
+\documentclass{ltxdoc}
+\begin{document}
+ \DocInput{epsfig.dtx}
+\end{document}
+%</driver>
+% \fi
+%
+% \GetFileInfo{epsfig.dtx}
+%
+% \title{The \textsf{epsfig} package\thanks{This file
+% has version number \fileversion, last
+% revised \filedate.}}
+% \author{Sebastian Rahtz\\latex-team@latex-project.org}
+% \date{\filedate}
+% \MaintainedByLaTeXTeam{graphics}
+% \maketitle
+%
+%
+% \StopEventually{}
+%
+% \section{Preface}
+% \begin{macrocode}
+%<*package>
+\DeclareOption*{\PassOptionsToPackage{\CurrentOption}{graphicx}}
+\ProcessOptions
+\RequirePackage{graphicx}
+% \end{macrocode}
+% \subsection{Emulation of `psfig' syntax}
+% Emulate "epsfig.sty", and most varieties of psfig
+% \begin{macro}{\psfig,\epsfig}
+% \begin{macrocode}
+\def\psfig#1{%
+ \let\Gin@ewidth\Gin@exclamation\let\Gin@eheight\Gin@ewidth
+ \def\Gin@req@sizes{%
+ \def\Gin@scalex{1}\let\Gin@scaley\Gin@exclamation
+ \Gin@req@height\Gin@nat@height
+ \Gin@req@width\Gin@nat@width}%
+ \begingroup
+ \let\Gfigname\relax
+ \@tempswafalse
+ \toks@{\Ginclude@graphics{\Gfigname}}%
+ \setkeys{Gin}{#1}%
+ \Gin@esetsize
+ \ifx\Gfigname\relax\ErrorNoFile\else
+ \the\toks@
+ \fi
+ \endgroup}
+\define@key{Gin}{figure}{\def\Gfigname{#1}}
+\define@key{Gin}{file}{\def\Gfigname{#1}}
+\define@key{Gin}{prolog}{\typeout{epsfig: header files are not needed}}
+\define@key{Gin}{silent}[]{}
+\def\psdraft{\Gin@drafttrue}
+\def\psfull{\Gin@draftfalse}
+\def\pssilent{\typeout{epsfig option `silent' ignored}}
+\def\psnoisy{\typeout{epsfig option `noisy' ignored}}
+\let\epsfig\psfig
+\def\psfigdriver#1{\makeatletter\input{#1.def}\makeatother}
+% \end{macrocode}
+% \end{macro}
+% \subsection{Emulation of `epsf' syntax}
+% Emulate Rokicki's "epsf.tex" supplied with the ever-popular dvips.
+% \begin{macro}{\epsfbox,\epsffile}
+% \begin{macrocode}
+\newdimen\epsfxsize
+\newdimen\epsfysize
+\epsfysize\z@
+\epsfxsize\z@
+\def\epsfsize#1#2{\epsfxsize}
+\def\epsfbox{%
+ \@ifnextchar[%
+ {\Gin@bboxtrue\epsf@bb@box}%
+ {\Gin@bboxfalse\epsf@box}%
+}
+\def\epsf@bb@box[#1#2]{%
+ \expandafter\Gread@parse@bb#1#2 \\
+ \epsf@box}
+\def\epsf@box#1{%
+ \bgroup
+ \def\Gin@req@sizes{%
+ \epsfxsize\epsfsize{\Gin@nat@width}{\Gin@nat@height}%
+ \ifdim\epsfxsize=\z@
+ \ifdim\epsfysize=\z@
+ \Gin@req@height\Gin@nat@height
+ \Gin@req@width\Gin@nat@width
+ \else
+ \let\Gin@scalex\Gin@exclamation
+ \Gin@req@height\epsfysize
+ \Gscale@div\Gin@scaley\Gin@req@height\Gin@nat@height
+ \Gin@req@width\Gin@scaley\Gin@nat@width
+ \fi
+ \else
+ \Gin@req@width\epsfxsize
+ \Gscale@div\Gin@scalex\Gin@req@width\Gin@nat@width
+ \ifdim\epsfysize=\z@
+ \let\Gin@scaley\Gin@exclamation
+ \Gin@req@height\Gin@scalex\Gin@nat@height
+ \else
+ \Gin@req@height\epsfysize
+ \Gscale@div\Gin@scaley\Gin@req@height\Gin@nat@height
+ \fi
+ \fi
+ }%
+ \Ginclude@graphics{#1}%
+ \egroup
+ \epsfysize\z@
+ \epsfxsize\z@
+}
+\let\epsffile\epsfbox
+\def\epsfclipon{\Gin@cliptrue}
+\def\epsfclipoff{\Gin@clipfalse}
+\def\epsfverbosetrue{\typeout{epsf verbose option ignored}}
+\def\epsfverbosefalse{\typeout{epsf verbose option ignored}}
+%</package>
+% \end{macrocode}
+% \end{macro}
+%
+% \Finale
+%
+