From a4f01148777f706bc0182da96daaebf2e7224c96 Mon Sep 17 00:00:00 2001
From: Karl Berry <karl@freefriends.org>
Date: Fri, 13 Apr 2012 22:12:38 +0000
Subject: standalone 1.0b (13apr12)

git-svn-id: svn://tug.org/texlive/trunk@25951 c570f23f-e606-0410-a88d-b1316a301751
---
 .../source/latex/standalone/standalone.dtx         | 101 ++++++++++++++++++++-
 1 file changed, 99 insertions(+), 2 deletions(-)

(limited to 'Master/texmf-dist/source')

diff --git a/Master/texmf-dist/source/latex/standalone/standalone.dtx b/Master/texmf-dist/source/latex/standalone/standalone.dtx
index 512188ed8da..5901d00fffa 100644
--- a/Master/texmf-dist/source/latex/standalone/standalone.dtx
+++ b/Master/texmf-dist/source/latex/standalone/standalone.dtx
@@ -25,10 +25,10 @@
 \NeedsTeXFormat{LaTeX2e}
 \ProvidesFile{standalone.dtx}[%
 %<=*DATE>
-    2012/04/10
+    2012/04/13
 %<=/DATE>
 %<=*VERSION>
-    v1.0a
+    v1.0b
 %<=/VERSION>
     DTX file of the standalone bundle]
 \documentclass[a4paper,11pt]{ydoc}
@@ -1194,10 +1194,12 @@
 \newif\ifsa@multi
 \newif\ifsa@varwidth
 \newif\ifsa@ignorerest
+\newif\ifsa@ignoreempty
 \newif\ifsa@tikz
 \newif\ifsa@pstricks
 \newif\ifsa@convert
 \newif\ifsa@float
+\newif\ifsa@math
 %    \end{macrocode}
 %
 % The \cs{ifstandalonebeamer} switch is in the user-level.
@@ -1307,6 +1309,17 @@
 % \end{key}
 %
 %
+% \begin{key}{standalone.cls}{ignoreempty}
+% Boolean to control if empty boxes/pages should be ignored.
+% This is intended mostly for the \opt{multi} option and currently only works with \opt{crop} but not with \opt{preview}.
+%    \begin{macrocode}
+\sa@clsoption{ignoreempty}[true]{%
+    \sa@boolean{ignoreempty}{#1}%
+}
+%    \end{macrocode}
+% \end{key}
+%
+%
 % \begin{key}{standalone.cls}{multi}
 % Boolean to control if multiple pages are used.
 %    \begin{macrocode}
@@ -1317,6 +1330,62 @@
 % \end{key}
 %
 %
+% \begin{key}{standalone.cls}{math}
+% Boolean to control if multiple pages are used.
+%    \begin{macrocode}
+\sa@clsoption{math}[true]{%
+    \sa@boolean{math}{#1}%
+    \ifsa@math
+        \setkeys{standalone.cls}{multi=true,ignoreempty=true,border=0.50001bp}%
+    \fi
+}
+\AtBeginDocument{\ifsa@math\sa@math\fi}
+%    \end{macrocode}
+% \end{key}
+%
+% \begin{macro}{\sa@math}
+% Enables a simple support for multiple math equations.
+% Displaymath is typeset as in-text math but with \cs{displaystyle} in effect.
+% This allows \Macro\(, \Macro\), \Macro\[ and \Macro\] as well as \env{math} and \env{displaymath}.
+% To simply typeset multiple equations two environments \env{multimath} and \env{multidisplaymath}
+% are defined which use \Macro\\ as a delimiter. Every equation will be placed on a tight page on its own.
+% To allow a trailing \Macro\\ the \opt{ignoreempty} is automatically enabled.
+%    \begin{macrocode}
+\def\sa@math{%
+    \standaloneenv{math}%
+    \def\({\begingroup\math}%
+    \def\){\endmath\endgroup}%
+    \def\[{\(\displaystyle}%
+    \def\]{\)}%
+    \def\displaymath{\math\displaystyle}%
+    \def\enddisplaymath{\endmath}%
+    \newcommand*\multimathsep{%
+        \endmath
+        \math
+        \let\\\multimathsep
+    }%
+    \newenvironment{multimath}{%
+        \math
+        \let\\\multimathsep
+    }{%
+        \endmath
+    }%
+    \newcommand*\multidisplaymathsep{%
+        \endmath
+        \math\displaystyle
+        \let\\\multidisplaymathsep
+    }%
+    \newenvironment{multidisplaymath}{%
+        \math\displaystyle
+        \let\\\multidisplaymathsep
+    }{%
+        \endmath
+    }%
+}
+%    \end{macrocode}
+% \end{macro}
+%
+%
 % \begin{key}{standalone.cls}{varwidth}
 % Boolean to control if \pkg{varwidth} package should be used.
 % If so the content will be placed in a \env{varwidth} environment to avoid extending it to the full line width if a
@@ -1595,6 +1664,23 @@
 %    \end{macrocode}
 % \end{key}
 %
+% \begin{key}{standalone.cls/convert}{command}
+%    \begin{macrocode}
+\sa@convertoption{command}{%
+    \def\sa@convert@command{#1}%
+}
+%    \end{macrocode}
+% \end{key}
+%
+% \begin{key}{standalone.cls/convert}{pdf2svg}
+%    \begin{macrocode}
+\sa@convertoption{pdf2svg}[]{%
+    \def\sa@convert@command{pdf2svg \infile\space\outfile}%
+    \sa@convertvar{outext}{.svg}
+}
+%    \end{macrocode}
+% \end{key}
+%
 % \begin{key}{standalone.cls/convert}{imagemagick}
 %    \begin{macrocode}
 \sa@convertoption{imagemagick}[]{%
@@ -2002,6 +2088,16 @@
 % using the output format dependent \Macro\sa@placebox macro.
 %    \begin{macrocode}
 \def\sa@handlebox{%
+    \ifcase
+        0%
+        \ifsa@ignoreempty
+            \ifdim\wd\sa@box=\z@
+            \ifdim\ht\sa@box=\z@
+            \ifdim\dp\sa@box=\z@
+                1%
+            \fi\fi\fi
+        \fi
+    \relax
     \sbox\sa@box{%
 %    \end{macrocode}
 % add left border
@@ -2030,6 +2126,7 @@
         \hskip\sa@border@right
     }%
     \sa@placebox
+    \fi
 }
 %    \end{macrocode}
 % \end{macro}
-- 
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