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%D \module
%D [ file=cont-log,
%D version=1995.10.10,
%D title=\CONTEXT\ Miscellaneous Macros,
%D subtitle=\TEX\ Logos,
%D author=J. Hagen,
%D date=\currentdate,
%D copyright={PRAGMA / Hans Hagen \& Ton Otten}]
%C
%C This module is part of the \CONTEXT\ macro||package and is
%C therefore copyrighted by \PRAGMA. See mreadme.pdf for
%C details.
\writestatus{loading}{Context TeX Logos}
%D The system that is used to typeset this text is called \TEX,
%D typeset with an lowered~E. From te beginning of \TEX,
%D authors of macro packages adapted this raising and lowering
%D style. In this module we define some of those logos.
%D Watch the \type{cmr} detection hack.
\unprotect
\convertargument cmr\to\someCMRfont
% \def\doifCMRfontelse#1#2%
% {\doifinstringelse{\someCMRfont}{\fontname\font}
% {\def\next{#1}}
% {\def\next{#2}}%
% \next}
\def\doifCMRfontelse
{\doifinstringelse\someCMRfont{\fontname\font}}
\unexpanded\def\CMRkern
{\doifCMRfontelse\kern{\scratchdimen=}}
% \def\TeX
% {T%
% \kern-.1667em\lower.5ex\hbox{E}%
% \kern-.125emX}
\def\Mkern#1%
{{\setbox\scratchbox\hbox{M}\kern#1\wd\scratchbox}}
\def\TeX
{T%
\Mkern{-.1667}\lower.5ex\hbox{E}%
\Mkern{-.125}X}
\def\ConTeXt
{C%
\CMRkern-.0333emo%
\CMRkern-.0333emn%
% \CMRkern-.1667em\TeX%
\CMRkern-.0667em\TeX%
\CMRkern-.0333emt}
\def\PPCHTeX
{ppch\TeX}
\def\PRAGMA
{Pragma ADE}
%\def\LaTeX
% {L%
% \kern-.30em\raise.3ex\hbox{\txx A}%
% \kern-.18em\TeX}
\def\LaTeX % requested by erik frambach
{{\setbox\scratchbox\hbox{L}%
\scratchdimen\ht\scratchbox
\setbox\scratchbox\hbox{\txx A}%
L\kern-.55\wd\scratchbox
\raise\scratchdimen\hbox{\lower\ht\scratchbox\copy\scratchbox}%
\kern-.2\wd\scratchbox\TeX}}
\def\TaBlE
{T%
\kern-.27em\lower.5ex\hbox{A}%
\kern-.18emB%
\kern-.1em\lower.5ex\hbox{L}%
\kern-.075emE}
\def\PiCTeX
{P%
\kern-.12em\lower.5ex\hbox{I}%
\kern-.075em C%
\kern-.11em\TeX}
\def\AMSswitch#1%
{$\fam2\ifdim\korpsgrootte>1.1em\scriptstyle\fi#1$}
\def\AmSTeX
{\AMSswitch A%
\kern-.1667em\lower.5ex\hbox{\AMSswitch M}%
\kern-.125em\AMSswitch S%
-\TeX}
\def\LamSTeX
{L%
\kern-.4em\raise.3ex\hbox{\AMSswitch A}%
\kern-.25em\lower.4ex\hbox{\AMSswitch M}%
\kern-.1em{\AMSswitch S}%
-\TeX}
\def\AmSLaTeX
{\AMSswitch A%
\kern-.1667em\lower.5ex\hbox{\AMSswitch M}%
\kern-.125em\AMSswitch S%
-\LaTeX}
%D Alternative \CONTEXT\ logo, first Idris S.~Hamid's version:
%D
%D \def\Context
%D {{\sc C\kern -.0667emo\kern -.0667emn\kern -.0549emt\kern
%D -.1667em\lower.5ex\hbox {e}\kern -.125emx\kern -.0549emt}}
%D
%D I changed this into one that adapts itself:
\def\Context
{{C\kern -.0667em\getscaledglyph{.8}\empty{O\kern -.0667emN\kern
-.0549emT\doifitalicelse{\kern-.1em}{\kern-.1667em}\lower.5ex\hbox
{E}\doifitalicelse\empty{\kern-.11em}X\kern-.055emT}}}
%D The \METAFONT\ and \METAPOST\ logos adapt themselves to the
%D current fontsize, an ugly but usefull hack.
% rather hard coded
%
% \loadmapfile[original-base.map] % \loadmapfile[original-vogel-symbol]
%
% \unexpanded\def\setMFPfont
% {\font\logofont=logo%
% \ifnum\fam=\bffam\c!bf\else
% \ifnum\fam=\slfam\c!sl\else
% \ifnum\fam=\itfam\c!sl\else
% \ifnum\fam=\bsfam\c!bf\else
% \ifnum\fam=\bifam\c!bf\else
% \fi\fi\fi\fi\fi
% 10 at \currentfontscale\bodyfontsize
% \logofont}
%
% or:
%
% \definefontsynonym [MetaLogo] [logo10]
% \definefontsynonym [MetaLogoBold] [logobf10]
% \definefontsynonym [MetaLogoSlanted] [logosl10]
% \definefontsynonym [MetaLogoItalic] [logosl10]
% \definefontsynonym [MetaLogoBoldSlanted] [logobf10]
% \definefontsynonym [MetaLogoBoldtalic] [logobf10]
%
% \loadmapfile[original-base.map] % \loadmapfile[original-vogel-symbol]
%
% \def\setMFPfont{\symbolicfont{MetaLogo}}
\let\logofont\nullfont
\loadmapfile[original-base.map]
\unexpanded\def\setMFPfont% more sensitive for low level changes
{\font\logofont=logo%
\ifx\fontalternative\c!bf\else
\ifx\fontalternative\c!sl\else
\ifx\fontalternative\c!sl\else
\ifx\fontalternative\c!bs\else
\ifx\fontalternative\c!bi\else
\fi\fi\fi\fi\fi
10 at \currentfontscale\bodyfontsize
\logofont}
%\unexpanded\def\MetaFont%
% {\hbox{\setMFPfont METAFONT}}
%
%\unexpanded\def\MetaPost%
% {\hbox{\setMFPfont METAPOST}}
\def\MetaHyphen% there is no hyphenchar in this font
{\discretionary{\vrule\!!height.33em\!!depth-.27em\!!width.33em}{}{}}
\unexpanded\def\MetaFont
{{\setMFPfont META\MetaHyphen FONT}}
\unexpanded\def\MetaPost
{{\setMFPfont META\MetaHyphen POST}}
\unexpanded\def\MetaFun
{MetaFun}
%D \macros
%D {TEX, METAFONT, METAPOST, METAFUN,
%D PICTEX, TABLE,
%D CONTEXT, PPCHTEX,
%D AMSTEX, LATEX, LAMSTEX}
%D
%D We define the funny written ones as well as th eless
%D error prone upper case names (in \CONTEXT\ we tend to
%D write all user defined commands, like abbreviations, in
%D uppercase.)
\def\METAFONT {\MetaFont}
\def\METAPOST {\MetaPost}
\def\PPCHTEX {\PPCHTeX}
\def\CONTEXT {\ConTeXt}
\def\METAFUN {\MetaFun}
\def\TEX {\TeX}
\def\LATEX {\LaTeX}
\def\PICTEX {\PiCTeX}
\def\TABLE {\TaBlE}
\def\AMSTEX {\AmSTeX}
\def\LAMSTEX {\LamSTeX}
%D And this is how they show up: \TeX, \MetaFont, \MetaPost,
%D \PiCTeX, \TaBlE, \ConTeXt, \PPCHTeX, \AmSTeX, \LaTeX,
%D \LamSTeX. We also define some logos for the programs that
%D we wrote and use at \PRAGMA: \TeX EDIT, \TeX FORM, \TeX
%D ADRES, \TeX SPELL, \TeX UTIL and \TeX.
\def\TEXEDIT {\TeX edit}
\def\TEXFORM {\TeX form}
\def\TEXADRES {\TeX adres}
\def\TEXSPELL {\TeX spell}
\def\TEXUTIL {\TeX util}
\def\TEXEXEC {\TeX exec}
%D Some placeholders:
\def\eTeX {\mathematics{\varepsilon}-\TeX}
\def\pdfTeX {pdf\TeX}
\def\pdfeTeX {pdfe-\TeX}
\def\XeTeX {X\lower.5ex\hbox{\kern-.15em\mirror{E}}\kern-.1667em\TeX}
\let\ETEX \eTeX
\let\PDFTEX \pdfTeX
\let\PDFETEX \pdfeTeX
\let\XETEX \XeTeX
\def\XML {XML}
\def\MATHML {MathML}
\beginXETEX depth adjustment of logos
% The next patch by Adam Lindsay is needed to satisfy XeTeX's
% feelings about what depths and heights are supposed to be.
\let\NormalTeXLogo\TeX
\def\TeX {T\smash[d]{\kern-.1667em\lower.5ex\hbox{E}}\kern-.125emX}
\def\XeTeX{X\smash[d]{\lower.5ex\hbox{\kern-.15em\mirror{E}}}\kern-.1667em\TeX}
\endXETEX
\protect \endinput
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