diff options
author | Karl Berry <karl@freefriends.org> | 2012-05-10 23:13:28 +0000 |
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committer | Karl Berry <karl@freefriends.org> | 2012-05-10 23:13:28 +0000 |
commit | a97524f5ad4cdfcb20d204b202c4b588dab91544 (patch) | |
tree | 2263ffb7a3df06623339797e12d7d5deeda9f270 /Master/texmf-dist/source/latex/mh/mathstyle.dtx | |
parent | 70b47686cb689d8c5e4c6eecb58e7cd43240e92c (diff) |
mh (10may12)
git-svn-id: svn://tug.org/texlive/trunk@26294 c570f23f-e606-0410-a88d-b1316a301751
Diffstat (limited to 'Master/texmf-dist/source/latex/mh/mathstyle.dtx')
-rw-r--r-- | Master/texmf-dist/source/latex/mh/mathstyle.dtx | 94 |
1 files changed, 77 insertions, 17 deletions
diff --git a/Master/texmf-dist/source/latex/mh/mathstyle.dtx b/Master/texmf-dist/source/latex/mh/mathstyle.dtx index 4e21d9853bc..a3d33a58efa 100644 --- a/Master/texmf-dist/source/latex/mh/mathstyle.dtx +++ b/Master/texmf-dist/source/latex/mh/mathstyle.dtx @@ -1,7 +1,7 @@ % \iffalse meta-comment % % Copyright (C) 1997-2003 by Michael J. Downes -% Copyright (C) 2007-2008 by Morten Hoegholm <mh.ctan@gmail.com> +% Copyright (C) 2007-2008 by Morten Hoegholm % % This work may be distributed and/or modified under the % conditions of the LaTeX Project Public License, either @@ -13,7 +13,7 @@ % % This work has the LPPL maintenance status "maintained". % -% This Current Maintainer of this work is Morten Hoegholm, +% This Current Maintainer of this work is % Lars Madsen, Will Robertson and Joseph Wright. % % This work consists of the main source file mathstyle.dtx @@ -67,8 +67,7 @@ %<*install> \input docstrip.tex \Msg{************************************************************************} -\Msg{* Installation} -\Msg{* Package: mathstyle 2008/11/25 v0.88 Mathstyle (MH)} +\Msg{* Installation for package: mathstyle} \Msg{************************************************************************} \keepsilent @@ -79,7 +78,7 @@ This is a generated file. Copyright (C) 1997-2003 by Michael J. Downes -Copyright (C) 2007-2008 by Morten Hoegholm <mh.ctan@gmail.com> +Copyright (C) 2007-2011 by Morten Hoegholm et al This work may be distributed and/or modified under the conditions of the LaTeX Project Public License, either @@ -91,7 +90,7 @@ LaTeX version 2005/12/01 or later. This work has the LPPL maintenance status "maintained". -This Current Maintainer of this work is Morten Hoegholm, +This Current Maintainer of this work is Lars Madsen, Will Robertson and Joseph Wright. This work consists of the main source file mathstyle.dtx @@ -127,10 +126,16 @@ and the derived files %<*ignore> \fi %</ignore> +% +%<*driver> +\ProvidesFile{mathstyle.drv} +%</driver> +%<package>\NeedsTeXFormat{LaTeX2e} +%<package>\ProvidesPackage{mathstyle} +%<*package|driver> + [2011/08/03 v0.90 Tracking mathstyle implicitly] +%</package|driver> %<*driver> -\NeedsTeXFormat{LaTeX2e} -\ProvidesFile{mathstyle.drv}% - [2008/11/25 v0.88 mathstyle (MH)] \documentclass{ltxdoc} \CodelineIndex \EnableCrossrefs @@ -142,9 +147,10 @@ and the derived files %</driver> % \fi % +% \GetFileInfo{mathstyle.drv} % \title{The \textsf{mathstyle} package} -% \date{2008/08/13 v0.87} -% \author{Morten H\o gholm \\\texttt{mh.ctan@gmail.com}} +% \date{\filedate\quad\fileversion} +% \author{Morten H\o gholm \\Maintainers: \texttt{mh.ctan@gmail.com}} % % % \maketitle @@ -199,17 +205,42 @@ and the derived files % #1 {}\rlap{$\m@th \currentmathstyle {#2}$}} % \end{verbatim} % +% \subsection{Package options} % +% This package has one set of options affecting the \verb|_| and \verb|^| characters: % -% \StopEventually{} -% \part*{Implementation} +% \begin{itemize} +% \item\verb|\usepackage[mathactivechars]{mathstyle}| +% +% This is the default behaviour. Here, \verb|_| and \verb|^| are made into harmless +% characters in text mode and behave as expected (for entering sub/superscript) when +% inside math mode. +% Certain code that assumes the catcodes of these characters may get confused about +% this; see below for a possible fix. % +% \item\verb|\usepackage[activechars]{mathstyle}| % +% With this option, \verb|_| and \verb|^| are made into active characters for +% entering sub/superscript mode in all cases---therefore, in text mode they will +% produce a regular error (`Missing \$ inserted') indicating they are being used +% out of place. +% +% \item\verb|\usepackage[noactivechars]{mathstyle}| +% +% This is the option most like to solve any compatibility problems. Here, +% \verb|_| and \verb|^| retain their regular catcodes at all times and behave +% in their default fashion. \textbf{However}, certain other features of this +% package (such as \cs{currentmathstyle} inside a subscript) will then fail +% to work, so only use this option as a last resort. +% \end{itemize} +% +% \StopEventually{} +% \part*{Implementation} % % \begin{macrocode} %<*package> -\ProvidesPackage{mathstyle}[2010/11/17 v0.89] % \end{macrocode} +% % \begin{macro}{\@saveprimitive} % A straight copy from \pkg{breqn}, see implementation details % there. Of course, with a recent pdf\TeX\ (v1.40+), one can just @@ -238,6 +269,7 @@ and the derived files \splitfirstmark{\string\splitfirstmark:}% \splitbotmark{\string\splitbotmark:}% #1{\string#1}% + \@nil % for the \@car \edef\@tempa{\expandafter\strip@prefix\meaning\@tempb}% \edef\@tempb{\meaning#1}% \ifx\@tempa\@tempb \global\let#2#1% @@ -251,10 +283,27 @@ and the derived files } % \end{macrocode} % \end{macro} -% Do initial \cs{chardef} of \cs{mathstyle}. +% +% \begin{macro}{\everydisplay} +% We need to keep track of whether we're in inline or display maths, and the only +% way to do that is to add a switch inside \verb|\everydisplay|. +% We act sensibly and preserve any of the previous contents of that token register +% before adding our own code here. % \begin{macrocode} -\chardef\mathstyle=\z@ +\everydisplay=\expandafter{\the\everydisplay\chardef\mathstyle\z@} % \end{macrocode} +% \end{macro} +% +% \begin{macro}{\mathstyle} +% A counter for the math style: 0--display, 1--text, 2--script, 3--scriptscript. +% The logic is that display maths will explicitly +% set \verb|\mathstyle| to zero (see above), so by default it is set to the +% `text' maths style. +% \begin{macrocode} +\chardef\mathstyle\@ne +% \end{macrocode} +% \end{macro} +% % Save the four style changing primitives, \cs{mathchoice} and the % fraction commands. % \begin{macrocode} @@ -315,6 +364,8 @@ and the derived files \def\sb#1{\mathsub{\protect\subsupstyle#1}}% \def\sp#1{\mathsup{\protect\subsupstyle#1}}% % \end{macrocode} +% +% \begin{macro}{\mathchoice} % \cs{mathchoice} is now just a switch. Note that this redefinition % does not allow the arbitrary \meta{filler} of the \TeX\ % primitive. Very rarely used anyway. @@ -338,17 +389,26 @@ and the derived files \providecommand\@thirdoffour[4]{#3} \providecommand\@fourthoffour[4]{#4} % \end{macrocode} +% \end{macro} +% +% \begin{macro}{\genfrac} % The fractions. Note that this uses the same names as in % \pkg{amsmath}. Much the same except here they call \cs{fracstyle}. % \begin{macrocode} \DeclareRobustCommand\genfrac[6]{% - {\fracstyle #1% + {#1\fracstyle {\begingroup #5\endgroup \csname @@\ifx\maxdimen#4\maxdimen over\else above\fi \if @#2@\else withdelims\fi\endcsname #2#3#4\relax #6}% }% } +% \end{macrocode} +% \changes{v0.90}{2011/08/03}{\cs{fracstyle} must be called \emph{after} +% changing to the required style} +% \end{macro} +% +% \begin{macrocode} \renewcommand{\frac}{\genfrac{}{}{}{}} \providecommand{\dfrac}{} \providecommand{\tfrac}{} |