% \iffalse meta-comment
%
% Copyright 1993 1994 1995 1996 1997 1998 1999
% The LaTeX3 Project and any individual authors listed elsewhere
% in this file.
%
% This file is part of the LaTeX2e system.
% ----------------------------------------
%
% 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 1.0 or, at your option, any later version.
%
% \fi
% Filename: ltnews.cls
% Author: Alan Jeffrey
% Version: 0.14
% This is the LaTeX2e document class for the `LaTeX News' information
% sheet which comes with every LaTeX release. It may be useful for
% newsletters, or as an example of how simple newsletters can be set
% with LaTeX. The changes log is at the end of the file.
% Copyright 1994 1995 1996 1997 1999
% Alan Jeffrey and the LaTeX3 project.
% This is a LaTeX2e document class.
\NeedsTeXFormat{LaTeX2e}
\ProvidesClass{ltnews}[1999/02/23 Standard LaTeX class]
% The configuration file, used for passing options.
\InputIfFileExists{ltnews.cfg}{%
\ClassInfo{ltnews}{Using local configuration file}%
}{%
\ClassInfo{ltnews}{No local configuration file}%
}
% The lw35fonts option uses the fonts:
%
% Adobe Palatino (main text)
% Adobe Helvetica Bold (headings)
% Courier (program listings)
% Mathptm math italic (2e logo)
% Mathptm symbol font (AMS logo)
%
% The type1fonts option uses the fonts:
%
% Adobe Utopia (main text)
% URW Grotesk-T Bold (headings)
% Lucida Sans typewriter (program listings)
% Mathptm math italic (2e logo)
% Mathptm symbol font (AMS logo)
% The Adobe Palatino fonts:
\DeclareFontFamily{OT1}{ppl}{}
\DeclareFontShape{OT1}{ppl}{m}{n}{<-> pplr7t}{}
\DeclareFontShape{OT1}{ppl}{m}{sc}{<-> pplrc7t}{}
\DeclareFontShape{OT1}{ppl}{m}{it}{<-> pplri7t}{}
\DeclareFontFamily{T1}{ppl}{}
\DeclareFontShape{T1}{ppl}{m}{n}{<-> pplr8t}{}
\DeclareFontShape{T1}{ppl}{m}{sc}{<-> pplrc8t}{}
\DeclareFontShape{T1}{ppl}{m}{it}{<-> pplri8t}{}
% The Adobe Helvetica fonts:
\DeclareFontFamily{OT1}{phv}{}
\DeclareFontShape{OT1}{phv}{m}{n}{<-> s*[0.86] phvr7t}{}
\DeclareFontShape{OT1}{phv}{b}{n}{<-> phvb7t}{}
\DeclareFontFamily{T1}{phv}{}
\DeclareFontShape{T1}{phv}{m}{n}{<-> s*[0.86] phvr8t}{}
\DeclareFontShape{T1}{phv}{b}{n}{<-> phvb8t}{}
% The Adobe Courier fonts:
\DeclareFontFamily{OT1}{pcr}{\hyphenchar\font=-1}
\DeclareFontShape{OT1}{pcr}{m}{n}{<-> s*[0.89] pcrr7t}{}
\DeclareFontFamily{T1}{pcr}{\hyphenchar\font=-1}
\DeclareFontShape{T1}{pcr}{m}{n}{<-> s*[0.89] pcrr8t}{}
% The Utopia fonts:
\DeclareFontFamily{OT1}{put}{}
\DeclareFontShape{OT1}{put}{m}{n}{<-> putr7t}{}
\DeclareFontShape{OT1}{put}{m}{sc}{<-> putrc7t}{}
\DeclareFontShape{OT1}{put}{m}{it}{<-> putri7t}{}
% The URW Grotesk fonts:
\DeclareFontFamily{OT1}{ugq}{}
\DeclareFontShape{OT1}{ugq}{b}{n}{<-> ugqb7t}{}
% The Lucida Sans Typewriter fonts:
\DeclareFontFamily{OT1}{hlct}{\hyphenchar\font=-1}
\DeclareFontShape{OT1}{hlct}{m}{n}{<-> hlct7t}{}
% The mathptm math italic:
\DeclareFontFamily{OML}{ptmcm}{\skewchar\font=127}
\DeclareFontShape{OML}{ptmcm}{m}{it}{<-> zptmcmrm}{}
% The mathptm symbol font:
\DeclareFontFamily{OMS}{pzccm}{}
\DeclareFontShape{OMS}{pzccm}{m}{n}{<-> zpzccmry}{}
% The TeX logo for use with Palatino.
\def\pplTeX{T\kern-.15em\lower.4ex\hbox{E}\kern-.1emX\@}
% The LaTeX logo for use with Palatino.
\DeclareRobustCommand{\pplLaTeX}{L\kern-.3em
{\setbox0\hbox{T}%
\vbox to\ht0{\hbox{%
\csname S@\f@size\endcsname
\fontsize\sf@size\z@
\math@fontsfalse\selectfont
A}%
\vss}%
}%
\kern-.07em
\TeX}
% The TeX logo for use with Utopia.
\def\putTeX{T\kern-.1667em\lower.4ex\hbox{E}\kern-.075emX\@}
% The LaTeX logo for use with Utopia.
\DeclareRobustCommand{\putLaTeX}{L\kern-.2em
{\setbox0\hbox{T}%
\vbox to\ht0{\hbox{%
\csname S@\f@size\endcsname
\fontsize\sf@size\z@
\math@fontsfalse\selectfont
A}%
\vss}%
}%
\kern-.05em
\TeX}
% The TeX logo for use with Helvetica.
\def\phvTeX{T\kern-.1em\lower.4ex\hbox{E}\kern-.05emX\@}
% The LaTeX logo for use with Helvetica.
\DeclareRobustCommand{\phvLaTeX}{L\kern-.3em
{\calculate@math@sizes
\setbox0\hbox{T}%
\vbox to\ht0{\hbox{%
\csname S@\f@size\endcsname
\fontsize\sf@size\z@
\math@fontsfalse\selectfont
A}%
\vss}%
}%
\kern-.05em
\TeX}
% The TeX logo for use with Grotesk.
\def\ugqTeX{T\kern-.1em\lower.4ex\hbox{E}\kern-.05emX\@}
% The LaTeX logo for use with Grotesk.
\DeclareRobustCommand{\ugqLaTeX}{L\kern-.15em
{\calculate@math@sizes
\setbox0\hbox{T}%
\vbox to\ht0{\hbox{%
\csname S@\f@size\endcsname
\fontsize\sf@size\z@
\math@fontsfalse\selectfont
A}%
\vss}%
}%
\kern-.01em
\TeX}
% The TeX logo for use with CMSS.
\def\cmssTeX{T\kern-.2em\lower.4ex\hbox{E}\kern-.05emX\@}
% The LaTeX logo for use with CMSS.
\DeclareRobustCommand{\cmssLaTeX}{L\kern-.22em
{\setbox0\hbox{T}%
\vbox to\ht0{\hbox{%
\csname S@\f@size\endcsname
\fontsize\sf@size\z@
\math@fontsfalse\selectfont
A}%
\vss}%
}%
\kern-.17em
\TeX}
% Switch off some of the article options.
\DeclareOption{a4paper}{\OptionNotUsed}
\DeclareOption{a5paper}{\OptionNotUsed}
\DeclareOption{b5paper}{\OptionNotUsed}
\DeclareOption{letterpaper}{\OptionNotUsed}
\DeclareOption{legalpaper}{\OptionNotUsed}
\DeclareOption{executivepaper}{\OptionNotUsed}
\DeclareOption{landscape}{\OptionNotUsed}
\DeclareOption{twoside}{\OptionNotUsed}
\DeclareOption{titlepage}{\OptionNotUsed}
\DeclareOption{onecolumn}{\OptionNotUsed}
% The CM fonts
\newcommand{\@titlefont}{\normalfont\Huge}
\newcommand{\@indiciafont}{\normalfont\footnotesize}
\newcommand{\@headingfont}{%
\large\sffamily\slshape
\let\LaTeX\cmssLaTeX\let\TeX\cmssTeX
}
% The LW 35 fonts option
\DeclareOption{lw35fonts}{%
\renewcommand{\rmdefault}{ppl}%
\renewcommand{\ttdefault}{pcr}%
\renewcommand{\sfdefault}{phv}%
\renewcommand{\@titlefont}{%
\fontsize{50}{60}\fontfamily{phv}\fontseries{b}\selectfont
\let\LaTeX\phvLaTeX\let\TeX\phvTeX
}%
\renewcommand{\@indiciafont}{%
\fontsize{8}{10}\fontfamily{ppl}\fontshape{it}\selectfont
}%
\renewcommand{\@headingfont}{%
\fontsize{12}{14}\fontfamily{phv}\fontseries{b}\selectfont
\let\LaTeX\phvLaTeX\let\TeX\phvTeX
}%
\DeclareSymbolFont{letters}{OML}{ptmcm}{m}{it}%
\DeclareSymbolFont{symbols}{OMS}{pzccm}{m}{n}%
\let\LaTeX\pplLaTeX
\let\TeX\pplTeX
\AtEndOfClass{\addtolength\textheight\baselineskip}%
}
% The type 1 fonts option
\DeclareOption{type1fonts}{%
\renewcommand{\rmdefault}{put}%
\renewcommand{\ttdefault}{hlct}%
\renewcommand{\sfdefault}{ugq}%
\renewcommand{\@titlefont}{%
\fontsize{50}{60}\fontfamily{ugq}\fontseries{b}\selectfont
\let\LaTeX\ugqLaTeX\let\TeX\ugqTeX
}%
\renewcommand{\@indiciafont}{%
\fontsize{8}{10}\fontfamily{put}\fontshape{it}\selectfont
}%
\renewcommand{\@headingfont}{%
\fontsize{12}{14}\fontfamily{ugq}\fontseries{b}\selectfont
\let\LaTeX\ugqLaTeX\let\TeX\ugqTeX
}%
\renewcommand{\verbatim@font}{%
\fontsize{9}{12}\fontfamily{hlct}\selectfont
}%
\DeclareSymbolFont{letters}{OML}{ptmcm}{m}{it}%
\DeclareSymbolFont{symbols}{OMS}{pzccm}{m}{n}%
\let\LaTeX\putLaTeX
\let\TeX\putTeX
}
% The default action for any option is to pass it to the article
% class.
\DeclareOption*{\PassOptionsToClass{\CurrentOption}{article}}
% Execute the options.
\ProcessOptions
% Load the article class.
\LoadClass[twocolumn,oneside]{article}
% The page style.
\pagestyle{empty}
\setlength{\parindent}{1em}
% Why \textwidth?
\setlength{\rightskip}{0pt plus \textwidth}
\setlength{\@rightskip}{\rightskip}
\setlength{\parfillskip}{0pt plus 2\textwidth}
\setlength{\columnsep}{2em}
% The text size, which tries to work with both A4 and letter paper
% sizes.
\setlength{\textheight}{230mm}
\setlength{\topmargin}{-10mm}
\setlength{\textwidth}{180mm}
\setlength{\oddsidemargin}{-10mm}
% \maketitle parameters.
\newcommand{\publicationmonth}{\renewcommand{\@month}}
\newcommand{\@month}{\ClassError{ltnews}
{No \protect\publicationmonth~given}\@eha}
\newcommand{\publicationyear}{\renewcommand{\@year}}
\newcommand{\@year}{\ClassError{ltnews}
{No \protect\publicationyear~given}\@eha}
\newcommand{\publicationissue}{\renewcommand{\@issue}}
\newcommand{\@issue}{\ClassError{ltnews}
{No \protect\publicationissue~given}\@eha}
\newcommand{\issuename}{Issue}
\newcommand{\indicia}{\renewcommand{\@indicia}}
\newcommand{\@indicia}{%
\LaTeXNews, and the \LaTeX{} software,
are brought to you by the \LaTeX3 Project Team;
Copyright \@year, all rights reserved.
}
\title{\LaTeXNews}
% The \maketitle for the LaTeX News.
\renewcommand{\maketitle}{%
\twocolumn[{%
\parbox[t][7\baselineskip]{\textwidth}{%
\@titlefont\@title\\[\medskipamount]
\normalfont\normalsize\issuename~\@issue, \@month~\@year
}%
}]%
\thispagestyle{titlepage}
}
\newcommand{\ps@titlepage}{%
\renewcommand{\@oddhead}{\hfill}%
\renewcommand{\@evenhead}{\hfill}%
\renewcommand{\@oddfoot}{\@indiciafont\@indicia\hfill}%
\renewcommand{\@evenfoot}{\@indiciafont\@indicia\hfill}%
}
% Sectioning commands.
\renewcommand{\section}{%
\@startsection
{section}{1}{\z@}{-1.5ex \@plus -1ex \@minus -.2ex}%
{1ex \@plus.2ex}{\@headingfont}%
}
% No section numbers.
\setcounter{secnumdepth}{0}
% Set lists tighter, but brought in by 1em (otherwise the first line
% always looks very wide). Should this be done with \rightskip?
% It actually does nothing since after this \rightskip is set to
% \@rightskip: I think \rightmargin was intended but should we change
% it now?
\renewcommand{\@listI}{%
\setlength{\leftmargin}{\leftmargini}%
\setlength{\topsep}{\medskipamount}%
\setlength{\itemsep}{0pt}%
\setlength{\listparindent}{1em}%
\setlength{\rightskip}{1em}%
}
\let \@listi \@listI
% But have a list type with no indentation on either side:
%
\renewenvironment{description}
{\list{}{\labelwidth\z@
\leftmargin \z@
\rightmargin \z@
\itemindent-\leftmargin
\let\makelabel\descriptionlabel}}
{\endlist}
\newenvironment{citations}{%
\list{}{%
\renewcommand{\makelabel}[1]{\itshape{##1},}%
}%
}{%
\endlist
}
% Some logos.
\newcommand{\NFSS}{NFSS}
\newcommand{\LaTeXNews}{\LaTeX~News}
\newcommand{\AW}{Addison Wesley}
\newcommand{\SLiTeX}{\textsc{Sli}\TeX}
\newcommand{\AmS}{$${\protect\the\textfont2 A}\kern-.1667em\lower
.5ex\hbox{\protect\the\textfont2 M}\kern
-.125em{\protect\the\textfont2 S}}
\newcommand{\AmSLaTeX}{\mbox{\AmS-\LaTeX}}
\newcommand{\ctan}{\textsc{CTAN}}
\newcommand{\babel}{\textsf{babel}}
% Needed for 09:
\newcommand\cs[1]{\texttt{\textbackslash#1}}
% Hacking to make <...> produce italics in verbatim. NB: this can be
% done more cleanly using the verbatim package. But the ltnews class
% has to run on any LaTeX installation, even those without the
% verbatim package.
% Here we extend the font-setting command to include making <> active
% (ie adjusting the input encoding).
\renewcommand \verbatim@font {%
\normalfont \ttfamily
\catcode`\<=\active
\catcode`\>=\active
}
% Make active <...> produce italics surrounded by angle brackets
% (used in verbatim and \verb);
% << produces a less-than, and >> produces a greater-than.
\begingroup
\catcode`\<=\active
\catcode`\>=\active
\gdef<{\@ifnextchar<\@lt\@meta}
\gdef>{\@ifnextchar>\@gt\@gtr@err}
\gdef\@meta#1>{{\reset@font\normalsize\itshape#1\/}}
\gdef\@lt<{\char`\<}
\gdef\@gt>{\char`\>}
\endgroup
\def\@gtr@err{%
\ClassError{ltxguide}{%
Isolated \protect>%
}{%
In this document class, \protect<...\protect>
is used to indicate a parameter.\MessageBreak
I've just found a \protect> on its own.
Perhaps you meant to type \protect>\protect>?
}%
}
\def\verbatim@nolig@list{\do\`\do\,\do\'\do\-}
% That's it!
\endinput
% CHANGELOG
%
% 20 May 1994, v0.01: Created file.
%
% 21 May 1994, v0.02: Made <...> produce italics inside verbatim.
% Added the indicia, \publicationyear, \publicationmonth and
% \publicationissue. Added the citations environment. Switched off
% some of the article class options.
%
% 21 May 1994, v0.03: Fixed a bug with ragged right. Fixed a bug
% which was causing underfull hbox messages.
%
% 27 May 1994, v0.04: Added SliTeX logo, and proper AMS LaTeX logo.
% Added angle brackets to <...>.
%
% 31 May 1994, v0.05: Added downloaded PS fonts options. Removed
% angle brackets from <...> since these were the last remaining
% bitmaps! Added variants of the LaTeX logo. Added the ltnews.cfg
% file. Added the lw35fonts option.
%
% 27 Jul 1994, v0.06: Corrected a typo `\PassOptionToClass' should
% have been `\PassOptionsToClass'. Manas Mandal pointed that one
% out.
%
% 29 Nov 1994, v0.07: Made <...> only active in verbatim.
%
% 09 Dec 1995, v0.08: Upper case for Project Team.
%
% 20 Dec 1995, v0.09: Tidided up the list stuff.
%
% 03 Jun 1996, v0.10: Changed fonts for lw35 option, for logical and
% aesthetic reasons.
%
% 06 Jun 1996, v0.11: Corrected grammar in footer.
%
% 10 June 1996 v0.12: Add extra line in lw35fonts option,
% so 04 and 05 do not run over the page.
% Make font scaling messages go to log only.
%
% 22 Nov 1997, v0.13: Added new form of description.
% Found all sorts of strange things involving \rightskip
%
% 23 Feb 1999, v0.14: Added some logos etc.
%
% BUGS
%
% Switching between logos like this is a mess.
%
% The last column should be set flush bottom.
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