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%%%% Jun 2001 Petr Olsak
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%%%% See the ofsdoc.tex for more details
\ifx\setfonts\undefined\else \expandafter\endOFSmacro \fi
%\def\OFSversion{Nov. 2001} % First version released
%\def\OFSversion{Jun. 2002} % The \savefontid \restorefontid added
%\def\OFSversion{Oct. 2002} % The (Variant) in \loadtextfam introduced
% \addcmd introduced
% \def\relax{} in \setfosize macro added
% \ifx\sgfamily\newfamily added in \setfontfamily
%\def\OFSversion{Feb. 2004} % The encoding-dependend macros improved
% -- see new section 3.5 in ofsdoc.tex
% \bigsymbofont used for \fomenc PS in ofsdef.tex
% \ofshexbox introduced
% \registerenc introduced
% Fam-var: "var" can be in in arbitrary catcode
% \ofsremovefromlist introduced
%\def\OFSversion{Mar. 2004} % \characterdef keeps sequences defined already
% \tryloadenc is called from \loadtextfam now
% \listfamilies re-implemented -> \ofslistfamilies
\def\OFSversion{May 2004} % \ofscopyright defined in ofsdef.tex
% \plaincatcodes defined and used in \input ofs-*
% \safelet introduced
% space not required after <char> in \accentdef
% \showfonts lists only registered families
% \loadmathfam allows [-<variant>/] parameter
% \registertfm <name> - - introduced
% \lastfam + \mathencread + \mathencdef introduced
% \protectreading introduced
%%%% Basic settings %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
\newlinechar=`^^J
\def\ofslistfamilies{}
\message{OFS (Olsak's Font System) based on plain initialized.
<\OFSversion>}
\def\fosize{at10pt} % default font size
\def\currentfamily{CMRoman} % default font family
\ifx\fotenc\undefined \def\fotenc{8z}\fi % default font encoding
\def\extraenc{} % default extra encoding
\chardef\bifam=5 % \slfam=5, but it is not usuall math. family
\def\rm {\fam0 \let\currentvariant M\tenrm}
\def\bf {\fam\bffam \let\currentvariant F\tenbf}
\def\it {\fam\itfam \let\currentvariant T\tenit}
\def\bi {\fam\bifam \let\currentvariant I\tenbi} \let\tenbi=\relax
\let\currentvariant=M
%%%% The \fontusage macro %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
\bgroup \catcode`\#=12
\catcode`\{=12 \catcode`}=12 \catcode`\X=1 \catcode`\Z=2
\catcode`\^^M=14 \catcode`\ =12 \catcode`\|=0\catcode`\\=12
|gdef|fontusageX
|begingroup
|immediate|write16X%---------------------------------------------------
\fontusage: ============== Olsak's Font System, usage: =================^^J
\input ofs [sjannon, sdynamo, a35] \loadingenc=1 ... for example^^J
\showfonts ... shows all loaded font families (by previous \input)^^J
\setfonts [Family/] ... local switch to the new family, after this, the^^J
\rm, \bf, \it, bi will switch to the variants. The current size is used.^^J
\setfonts [/size] ... local switch to the new size of fonts, the family is^^J
not changed. The "size" has the following possible formats:^^J
at<dimen> ... the same as \font\something=file at<dimen>^^J
<dimen> ... the same as at<dimen>^^J
<number> ... the same as at<number>pt^^J
scaled<number> ... the same as \font\something=file scaled<number>^^J
mag<decimal-number> fonts will be magnified by given coefficient^^J
depend on current size of the fonts.^^J
\setfonts [Family/size] ... switch to the new family at given size^^J
\setfonts [Family-bf/size] ... switch to the specified font.^^J
\fontdef\name [Family/size] ... same as \gdef\name{\setfonts[Family/size]}^^J
The "Family" or "size" parameter may be empty.^^J
\fontdef\name [Family-vr/size] ... \name is fixed-font switch iff:^^J
"size" is no empty and no mag<dec-number>.^^J
Fixed-font switch "\name" is implemented as \global\font\name=file.^^J
\setmath [size/size/size] ... set math it/rm as current it/rm + use PS Symbol^^J
\nofontmessages, \logfontmessages, \displayfontmessages, \detailfontmessages^^J
... the levels of log.
Z%-----------------------------------------------------------------------
|endgroup
Z
|egroup
%%%% The fragile/robust story %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
\bgroup \catcode`\#=12 \catcode`\|=0 \catcode`\\=12
|gdef|fragilecommand{%
|begingroup
|def|spc{|space|space|space|space|space}%
|message
{ ERROR !! The fragile command in the toc/ind/aux or similar file.^^J
You can solve this problem by the following steps:^^J
1. Remove the auxiliary file with this command.^^J
2. Include the following macro code into your document header:^^J
|spc \let\orishipout=\shipout^^J
|spc \def\shipout#1#2{\setbox0=#1{#2}\bgroup^^J
|spc |spc \let\expandaction=\noexpand \orishipout\box0 \egroup}^^J
3. TeX your document again and again...^^J
See the OFS documentation for more info.^^J}%
|errmessage{The fragile command in auxiliary file}%
|endgroup
}
|egroup
\edef\tmpc{\the\catcode`\|}\catcode`\|=12 %% ConTeXt sets \catcode`\|=13
% but we need it nonactive because of \if|#2| constructions below.
%%%% The macros used in declaration files %%%%%%%%%%%%%%%%%%%%%%%%%%%
\def\ofsputfamlist #1{%
\expandafter \gdef\expandafter \ofslistfamilies
\expandafter{\ofslistfamilies \ofslisttext{#1}}%
}
\def\ofsdeclarefamily [#1] #2{%
\expandafter \ifx \csname fam!.#1\endcsname \relax \else
\ofsremovefromlist {#1}\fi
\expandafter \gdef \csname fam!.#1\endcsname {#2}%
\expandafter\expandafter\expandafter \gdef
\expandafter\expandafter\expandafter \ofslistfamilies
\expandafter\expandafter\expandafter {\expandafter\ofslistfamilies
\expandafter \ofslistfamily \csname fam!.#1\endcsname}%
\edef\declaredfamily{#1}%
}
% \ofslistfamilies includes (without spaces):
% \ofslisttext {text1} \ofslistfamily \fam!.Family1 \ofslistfamily \fam!.Family2
% ... etc. \ofslisttext {text2} \ofslistfamily \fam!.Family ... etc.
\def\loadtextfam #1;#2;#3;#4;#5;{\tryloadenc{#5}%
\def\ofslistvariants{}%
\ofsloadfont {\currentfamily-rm}{tenrm}{#1}{M}{#5}{}%
\ofsloadfont {\currentfamily-bf}{tenbf}{#2}{F}{#5}{Bold}%
\ofsloadfont {\currentfamily-it}{tenit}{#3}{T}{#5}{Italic}%
\ofsloadfont {\currentfamily-bi}{tenbi}{#4}{I}{#5}{BoldItalic}%
\fontmessage{\ofsmessageheader\ofslistvariants}%
\def\ofslistvariants{}%
}
\def\savefontid #1{% % The font identifier is stored in TeX by
% the last \font primitive used for this font
\expandafter \gdef % but I need to store the first one.
\csname fn:\expandafter\fontname\csname#1\endcsname\endcsname{#1}%
}
\def\restorefontid #1{\expandafter
\ifx \csname fn:\expandafter\fontname\csname#1\endcsname\endcsname \relax
\else
\begingroup \expandafter \font \csname
\csname fn:\expandafter\fontname\csname#1\endcsname\endcsname
\endcsname =\fontname\csname#1\endcsname\relax \endgroup
\fi
}
\def\ofsloadfont #1#2#3#4#5#6{% #1:famname #2:seqname, #3:(variant) file,
\if|#3|\fontprefix % #4:variant, #5:extraenc, #6: defaultvar
\missingofsvariant #1;#2;#4;%
\else
\separeofsvariant #1;#2;#3;#4;#5;#6;%
\fi
}
\def\missingofsvariant #1-#2;#3;#4;{%
\expandafter\let \csname #3\expandafter \endcsname
\csname warn#4\endcsname
\expandafter\let \csname var!.the#4\endcsname = \relax
\expandafter\let \csname fm:-#2\endcsname = \relax
}
\def\separeofsvariant #1-#2;#3;#4#5;#6;#7;#8;{%
\if(#4%
\storeofsvariant #1-#2;#3;#4#5;#6;#7;%
\else
\expandafter \ifx \csname reg!.#4#5\endcsname \empty
\missingofsvariant #1-#2;#3;#6;%
\else
\ifx \userfontname#3\else
\edef\ofslistvariants {\ofslistvariants
\space \expandafter\string\csname#2\endcsname\space (#8)}%
\fi
\expandafter \def \csname fm:-#2\endcsname {#4#5}% formal metric
\ofsloadfontori {#1-#2}{#3}{#4#5}{#6}{#7}%
\fi\fi
}
\def\storeofsvariant #1-#2;#3;(#4) #5;#6;#7;{%
\expandafter \ifx \csname reg!.#5\endcsname \empty
\missingofsvariant #1-#2;#3;#6;%
\else
\ifx \userfontname#3\else
\edef\ofslistvariants{\ofslistvariants
\space \expandafter\string\csname#2\endcsname\space (#4)}%
\fi
\expandafter \def \csname fm:-#2\endcsname {#5}% formal metric
\ofsloadfontori {#1-#2}{#3}{#5}{#6}{#7}%
\fi
}
\def\ofsloadfontori #1#2#3#4#5{% #1:famname #2:seqname, #3:file,
% #4: variant-letter #5: extraenc
\calculatemetricfile {#3}\fosize
\fontprefix \expandafter\font\csname #1/\fosize\endcsname
=\metricfile\fosize\relax
\savefontid{#1/\fosize}%
\fontprefix \expandafter \let \csname #2\expandafter\endcsname
\csname #1/\fosize\endcsname
\fontloadmessage{#2}{\metricfile\fosize}%
\expandafter\edef \csname var!.the#4\endcsname {%
\csname #2\endcsname}%
\if|#5|\else
\let\tmpa=\fotenc \edef\fotenc{#5}%
\calculatemetricfile {#3}\fosize
\let\fotenc=\tmpa
\fontprefix \expandafter \edef
\csname eXfont!.\fontname \csname #2\endcsname\endcsname
{\metricfile\fosize}%
\fontprefix \expandafter \edef
\csname eXenc!.\fontname \csname #2\endcsname\endcsname {#5}%
\fi
}
\def\fontprefix{} % on another place will be: \let\fontprefix=\global
\def\newvariant #1 #2(#3) #4;#5;{% #1:number #2:\sequence, #3:comment
\savetokenname #2\tmpb % #4:file, #5:extraenc
\edef\ofslistvariants {\ofslistvariants \space \string#2 (#3)}%
\ofsloadfontori {\currentfamily-\tmpb}{ten\tmpb}{#4}{#1}{#5}%
\edef #2{\let\currentvariant #1%
\expandafter\noexpand \csname ten\tmpb\endcsname}%
\expandafter\let \csname var!.the#1\endcsname =#2%
}
\def\registertfm #1 #2-#3 #4 {%
\if -#4\relax
\expandafter \def \csname reg!.#1\endcsname {}%
\else
\expandafter \ifx \csname reg!.#1\endcsname \relax
\expandafter \def \csname reg!.#1\endcsname {}\fi
\let\testtfmsize=\relax
\def\tmpa{*}\def\tmpb{#3}%
\ifx \tmpa\tmpb \def\tmpb{\maxdimen}\fi
\expandafter \edef \csname reg!.#1\endcsname {%
\csname reg!.#1\endcsname \testtfmsize #2-\tmpb:#4 }%
\fi
}
\def\addcmd #1#2{\expandafter\def\expandafter\tmpa\expandafter{#1}%
\def\tmpb{#1}%
\ifx\tmpa\tmpb % the #1 is not a macro
\expandafter\let\csname \string#1-original\endcsname =#1%
\expandafter\def\expandafter #1\expandafter{%
\csname\string#1-original\endcsname #2}%
\else % the #1 is a macro
\expandafter\def\expandafter #1\expandafter{#1#2}%
\fi
}
%%%% Logging %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
\def\displaymessage{\immediate\write16 }
\def\ofsmessageheader{OFS (l.\the\inputlineno): }
\def\displayfontmessages{\let\fontmessage=\displaymessage
\def\fontloadmessage##1##2{}}
\def\logfontmessages{\let\fontmessage=\wlog
\def\fontloadmessage##1##2{}}
\def\nofontmessages{\def\fontmessage##1{}\def\fontloadmessage##1##2{}}
\def\detailfontmessages{\displayfontmessages
\def\fontloadmessage##1##2{\displaymessage{\ofsmessageheader
\space\space \ifx\fontprefix\global\string\global\fi\string\font
\csname##1\endcsname= ##2}}}
\logfontmessages % default OFS logging
%%%% \showfonts %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
\def\showfonts{\bgroup \def\displaymessage{\immediate\write16 }%
\displaymessage{\ofsmessageheader
The list of known font families (encoding \fotenc):}\ofslistfamilies
\egroup
}
\def\ofslistfamily #1{%
\bgroup
\def\tmpa ##1!.##2/{##2}%
\edef\tmpa{\expandafter\tmpa\string #1/}%
\registeredfam\tmpa?\iftrue
\edef\tmpc {[\tmpa/]}%
\count2=21
\def\tmpa ##1{\if:##1\else\advance\count2 by-1 \expandafter\tmpa\fi}%
\expandafter\tmpa \tmpc:%
\def\tmpa {\ifnum\count2>0 \advance\count2 by-1 \edef\tmpc{\tmpc\space}%
\expandafter \tmpa\fi}\tmpa
\def\loadtextfam ##1;##2;##3;##4;##5;{%
\if|##1|\edef\tmpc{\tmpc\space\space- }%
\else \edef\tmpc{\tmpc\space\string\rm}\fi
\if|##2|\edef\tmpc{\tmpc, \space- }%
\else \edef\tmpc{\tmpc, \string\bf}\fi
\if|##3|\edef\tmpc{\tmpc, \space- }%
\else \edef\tmpc{\tmpc, \string\it}\fi
\if|##4|\edef\tmpc{\tmpc, \space- }%
\else \edef\tmpc{\tmpc, \string\bi}\fi}
\def\newvariant ##1 ##2(##3) ##4;##5;{\edef\tmpc{\tmpc, \string##2}}%
\def\modifyread ##1;{}
#1%
\displaymessage{ \space\space\tmpc}%
\fi
\egroup
}
\def\ofslisttext #1{\if^^J\readfirsttoken #1:\end
\immediate\write16{\readothertokens #1:\end}%
\else \displaymessage{#1}\fi}
\def\ofsremovefromlist #1{% removes family #1 from \ofslistfamilies
\edef\act{\def\noexpand\tmpa
####1\noexpand\ofslistfamily
\expandafter\noexpand\csname fam!.#1\endcsname
####2^^X{\gdef\noexpand\ofslistfamilies{####1####2}}}\act
\expandafter \tmpa\ofslistfamilies^^X%
\expandafter \let \csname ffe?#1:\endcsname =\relax
\fontmessage{\ofsmessageheader The family [#1/] is redeclared.}%
}
%%%% Auxiliary macros %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
\def\warnmissingfont #1#2{%
\ifx\expandaction\noexpand
\expandafter \noexpand \csname ten#1\endcsname
\else
\csname fragilecommand!\endcsname
\displaymessage{\ofsmessageheader WARNING.
Variant #2-#1 is unknown. No font is set.}%
\fi
}
\def\warnM{\warnmissingfont {rm}\currentfamily}
\def\warnT{\warnmissingfont {it}\currentfamily}
\def\warnF{\warnmissingfont {bf}\currentfamily}
\def\warnI{\warnmissingfont {bi}\currentfamily}
\def\setfosize #1#2#3:{\if a#2\def#1{#2#3}%
\else\if s#2\let\tmpc=\relax \def\relax{}\edef#1{#2#3}\let\relax=\tmpc%
\else\if m#2\expandafter\readfosize\fosize:%
\readmag #2#3..:#1%
\else\isunitpresent #2#3.?\edef#1{at#2#3\tmpa}%
\fi \fi \fi}
\def\readfosize #1{%
\if a#1\def\tmpc t##1:{\dimen0=##1\relax}%
\else \if s#1\def\tmpc caled##1:{\dimen0=.01pt
{\def\relax{}\xdef\tmpc{##1}}\dimen0=\tmpc\dimen0\relax}%
\else \errmessage{OFS: readfosize: something wrong??}%
\fi\fi \tmpc
}
\def\readmag mag#1.#2.#3:#4{%
\if|#2|\if|#3|%
\errmessage{OFS: "mag" needs the decimal parameter with decimal point}%
\fi\fi
\dimen0 =#1.#2 \dimen0
\advance\dimen0 by7sp % rounding to three digits after decimal point
\ifdim\dimen0<10pt \edef\tmpa{+\the\dimen0}\else \edef\tmpa{\the\dimen0}\fi
\dimen0 =\expandafter \readsixdigits \tmpa :::::|pt
\edef#4{at\the\dimen0}%
}
\def\readsixdigits #1#2#3#4#5#6#7#8#9|{%
\if:#5#1#2\else\if:#6#1#2#3\else\if:#7#1#2#3#4\else
\if:#8#1#2#3#4#5\else#1#2#3#4#5#6\fi\fi\fi\fi
}
\def\isunitpresent #1.#2?{\bgroup
\if |#2|\afterassignment\defpttotmpa \count2=#1.:%
\else \afterassignment\defpttotmpa \count2=0#2:\fi
}
\def\defpttotmpa #1.:{\if|#1|\gdef\tmpa{pt}\else\gdef\tmpa{}\fi\egroup}
\def\savetokenname #1#2{%
\edef\tmpa{\escapechar=\the\escapechar}%
\escapechar=-1
\edef#2{\string#1\expandafter}\tmpa \relax
}
\def\readfamvariant #1-#2-#3:{\def\tmpb{#1}\def\famvariant{#2}}
\long\def\readfirsttoken #1#2:\end{#1}
\long\def\readothertokens #1#2:\end{#2}
% TBN, page 80
{\catcode`p=12 \catcode`t=12
\gdef\noPT #1pt{#1}}
\def\calculatemetricfile #1#2{% #1: name or metric file, #2: fosize
\expandafter \ifx \csname reg!.#1\endcsname \relax
\edef\metricfile{#1 }%
\else
\let\metricfile=\empty
\expandafter \readfosize #2:% \dimen0 = fosize
\if s\expandafter \readfirsttoken #2:\end
\let\testtfmsize=\testtfmsizescaled
\else
\let\testtfmsize=\testtfmsizeat
\fi
\csname reg!.#1\endcsname
\ifx \metricfile\empty
\let\testtfmsize=\testtfmsizescaled
\csname reg!.#1\endcsname
\ifx \metricfile\empty
\displaymessage {\ofsmessageheader WARNING.
The name "#1" is not registered for size #2.}%
\edef\metricfile{#110 }%
\fi\fi\fi
}
\def\testtfmsizeat #1-#2:#3 {%
\if|#1|\else
\ifdim #1>\dimen0 \else\ifdim #2<\dimen0 \else
\def\metricfile{#3 }%
\fi\fi\fi
}
\def\testtfmsizescaled #1-#2:#3 {%
\if|#1|\def\metricfile{#3 }\fi
}
\def\metrictmpa{\expandafter\singlefontname
\fontname\expandafter\tmpa\space:}
\def\singlefontname #1 #2:{#1}
\def\ofsmeaning #1 #2 {the}
%%%% The \setfonts macro %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
\def\setfonts [#1/#2]{%
\ifx\expandaction\noexpand
\noexpand\setfonts [#1/#2]%
\else
\csname fragilecommand!\endcsname
\let\setfontsOK=\relax
\edef\tmpa{#1}\expandafter \readfamvariant\tmpa--:%
\ifx\famvariant\empty
\if|#1|\let\tmpa=\currentfamily \else\def\tmpa{#1}\fi
\registeredfam \tmpa?\iftrue
\def\newmodifylist{}%
\setfontfamily [#1/#2]%
\ifx\setfontsOK\relax \runmodifylist \fi
\else \warnunregistered\tmpa \let\setfontsOK=\undefined
\fi
\else
\if|#2|\ifx\tmpb\empty
\let\tmpb=\relax \csname\famvariant\endcsname
\fi\fi
\ifx\tmpb\relax \else
\registeredfam \tmpb?\iftrue
\def\newmodifylist{}%
\edef\userfontname{singlefont}%
\setsinglefont [\tmpb-\famvariant/#2]%
\ifx\setfontsOK\relax \runmodifylist \fi
\else \warnunregistered\tmpb \let\setfontsOK=\undefined
\fi\fi\fi
\ignorespaces
\fi
}
\def\setfontfamily [#1/#2]{%
\if|#1|\let\newfamily=\currentfamily
\else \edef\newfamily{#1}\fi
\if|#2|\else \setfosize\fosize #2:\fi
\expandafter\ifx \csname fam!.\newfamily\endcsname \relax
\displaymessage{\ofsmessageheader WARNING. No font family is set.^^J%
The family name [\newfamily/] is not known in the list:}\ofslistfamilies
\let\setfontsOK=\undefined
\else
\let\currentfamily=\newfamily
\fontmessage{\ofsmessageheader Font family
\currentfamily\space\fosize \space (enc=\fotenc) activated:}%
\def\tmpa##1{\expandafter \let \csname var!.the##1\endcsname \relax}%
\tmpa0\tmpa1\tmpa2\tmpa3\tmpa4\tmpa5\tmpa6\tmpa7\tmpa8\tmpa9%
\setfontshook
\csname fam!.\newfamily\endcsname
\ifx \ofslistvariants \empty \else
\fontmessage{\ofsmessageheader\ofslistvariants}\fi
% restoring current variant:
\ifx G\currentvariant
\ifx \sgfamily\newfamily \if |#2|\else
\setsinglefont[\sgfamily-\sgvariant/#2]%
\fi
\else \tenrm
\fi
\else
\expandafter
\ifx \csname var!.\expandafter\ofsmeaning\meaning
\currentvariant\endcsname \relax
\tenrm
\else
\csname var!.\expandafter\ofsmeaning\meaning
\currentvariant\endcsname
\fi\fi\fi
}
\def\setsinglefont [#1-#2/#3]{%
\edef\newfamily{#1}%
\expandafter\savetokenname \csname#2\endcsname \sgvariant
\ifx\newfamily\empty \let\newfamily=\currentfamily \fi
\edef\tmpa{#3}%
\let\orifosize=\fosize
\let\oriloadfam=\loadtextfam
\let\orinewvariant=\newvariant
\ifx\tmpa\empty \let\tmpa=\fosize
\else \expandafter\setfosize\expandafter\fosize\tmpa:%
\fi
\expandafter\ifx \csname fam!.\newfamily\endcsname \relax
\displaymessage{\ofsmessageheader WARNING. No font is set.^^J%
The family name [\newfamily/] is not known in the list:}\ofslistfamilies
\let\setfontsOK=\undefined
\else
\fontmessage{\ofsmessageheader Loading single font
\newfamily-#2 \fosize \space (enc=\fotenc).}%
\expandafter\savetokenname \csname rm\endcsname \tmpa
\ifx\sgvariant\tmpa
\def\loadtextfam ##1;##2;##3;##4;##5;{\tryloadenc{##5}%
\ofsloadfont {\newfamily-rm}{\userfontname}{##1}{M}{##5}{}}%
\fi
\expandafter\savetokenname \csname bf\endcsname \tmpa
\ifx\sgvariant\tmpa
\def\loadtextfam ##1;##2;##3;##4;##5;{\tryloadenc{##5}%
\ofsloadfont {\newfamily-bf}{\userfontname}{##2}{F}{##5}{}}%
\fi
\expandafter\savetokenname \csname it\endcsname \tmpa
\ifx\sgvariant\tmpa
\def\loadtextfam ##1;##2;##3;##4;##5;{\tryloadenc{##5}%
\ofsloadfont {\newfamily-it}{\userfontname}{##3}{T}{##5}{}}%
\fi
\expandafter\savetokenname \csname bi\endcsname \tmpa
\ifx\sgvariant\tmpa
\def\loadtextfam ##1;##2;##3;##4;##5;{\tryloadenc{##5}%
\ofsloadfont {\newfamily-bi}{\userfontname}{##4}{I}{##5}{}}%
\fi
\ifx\loadtextfam\oriloadfam
\def\loadtextfam ##1;##2;##3;##4;##5;{\tryloadenc{##5}}%
\def\newvariant ##1 ##2(##3) ##4;##5;{\savetokenname ##2\tmpa
\ifx \tmpa\sgvariant
\ofsloadfont {\newfamily-\tmpa}{\userfontname}{##4}{##1}{##5}{}%
\fi}%
\else
\def\newvariant ##1 ##2(##3) ##4;##5;{}%
\fi
\fontprefix \expandafter \let \csname \userfontname \endcsname =\relax
\setfontshook
\csname fam!.\newfamily\endcsname
\expandafter \ifx \csname \userfontname \endcsname \relax
\displaymessage{\ofsmessageheader WARNING.
Variant \newfamily-\sgvariant\space is unknown.
No font is set.}%
\let\setfontsOK=\undefined
\else
\csname \userfontname \endcsname
\let\sgfamily=\newfamily
\let\currentvariant=G%
\fi
\fi
\let\fosize=\orifosize
\let\loadtextfam=\oriloadfam
\let\orinewvariant=\newvariant
}
\let\orifosize=\relax \let\oriloadfam=\relax \let\orinewvariant=\relax
\let\newfamily=\relax \let\sgfamily=\relax \let\sgvariant=\relax
\def\fontdef #1[#2/#3]{\def\tmpc{!}%
\edef\tmpa{#3}%
\ifx\tmpa\tmpc \let\tmpa=\fosize \fi
\edef\tmpb{#2}\expandafter \readfamvariant\tmpb--:%
\ifx\tmpb\tmpc \let\tmpb=\currentfamily \fi
\ifx\famvariant\empty
\fontmessage{\ofsmessageheader Define \string#1
as \noexpand\setfonts[\tmpb/\tmpa].}%
\xdef #1{\noexpand\setfonts [\tmpb/\tmpa]}%
\else
\ifx\tmpa\empty \def\tmpa{mag1.0}\fi
\expandafter \if m\expandafter \readfirsttoken \tmpa:\end
\fontmessage{\ofsmessageheader Define \string#1
as \noexpand\setfonts[\tmpb-\famvariant/\tmpa].}%
\xdef #1{\noexpand\setfonts [\tmpb-\famvariant/\tmpa]}%
\else
\ifx\tmpb\empty
\fontmessage{\ofsmessageheader Define \string#1
as \noexpand\setfonts[-\famvariant/\tmpa].}%
\xdef #1{\noexpand\setfonts [-\famvariant/\tmpa]}%
\else
\registeredfam \tmpb?\iftrue
\fontmessage{\ofsmessageheader Define \string#1
as fixed font [\tmpb-\famvariant/\tmpa].}%
{\let\fontprefix=\global \let\tmpc=\tmpa
\savetokenname #1\userfontname
\setsinglefont [\tmpb-\famvariant/\tmpc]}%
\else
\warnunregistered \tmpb
\displaymessage{ \space \string\fontdef\string#1
[#2/#3] ignored. \string#1=\string\nullfont}%
\global\let #1=\nullfont
\fi\fi\fi\fi
}
%%%% \knownfam \registeredfam \knownchar %%%%%%%%%%%%%%%%%%%%%%%%%%%
\def\knownfam #1?#2{% usage: \knownfam Times? \iftrue ...\else...\fi
\expandafter\ifx \csname fam!.#1\endcsname \relax
\csname iffalse\expandafter\endcsname
\else
\csname iftrue\expandafter\endcsname
\fi
}
\def\ifknownfam [#1]{\knownfam #1?!} % for bacward compatibility
\def \registeredfam #1?#2{% usage: \registeredfam Times?\iftrue...\else...\fi
\expandafter \ifx\csname ffe?#1:\endcsname \relax
\def\tmpc{iftrue}%
\else \edef\act{\def\noexpand\tmpc####1 \fotenc,####2^^X%
{\def\noexpand\tmpc{####2}}}\act
\edef\act{\noexpand\tmpc \space
\csname ffe?#1:\expandafter\endcsname, \fotenc,^^X}\act
\ifx\tmpc\empty \def\tmpc{iffalse}%
\else \def\tmpc{iftrue}\fi
\fi \csname\tmpc\endcsname
}
\def\knownchar #1?#2{% usage: \knownchar \euro? \iftrue...\else...\fi
\if u\expandafter \readfirsttoken \meaning #1:\end % undefined
\let\tmpa=\relax \let\tmpb=\relax
\else
{\def\printcharacterwarn##1{\relax}\def\printcharacteraccent##1##2{\relax}%
\def\setextrafont{}\xdef\tmpa{#1}\gdef\tmpb{\relax}}%
\fi
\ifx \tmpa\tmpb \csname iffalse\expandafter\endcsname \else
\csname iftrue\expandafter\endcsname \fi
}
%%%% Extra encodings %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
\def\setextrafont{%
\ifx\expandaction\noexpand
\noexpand\setextrafont
\else
\csname fragilecommand!\endcsname
\expandafter \ifx \csname eXfont!.\fontname\the\font\endcsname \relax
\expandafter\let\expandafter\tmpa \the\font
\displaymessage{\ofsmessageheader WARNING.
\string\setextrafont: No extra metric for \metrictmpa.}%
\else
\font\extrafont=\csname eXfont!.\fontname\the\font\endcsname
\relax
\fontloadmessage{extrafont}%
{\csname eXfont!.\fontname\the\font\endcsname}%
\extrafont
\fi
\fi
}
\let\currentextrafont=\relax
\def\characterdef #1#2#3 {\relax \savetokenname #1\tmpa
\edef \tmpb{\noexpand\printcharacter {\tmpa}}%
\expandafter \ifx \csname\tmpa\endcsname \relax \let#1=\tmpb \fi
\let\tmpc=\tmpa
\edef \tmpa {\tmpa:-#2#3}%
\ifx #1\tmpb \else
\expandafter \ifx \csname\tmpa\endcsname \relax
\fontmessage{\ofsmessageheader "\string#1" is
defined already, \noexpand\characterdef ignored.}%
\fi\fi
\futurelet \tmpb \docharacterdef
}
\def\characterdel #1#2#3 {\relax \savetokenname #1\tmpa
\ifx\tmpc\tmpa \else
\expandafter \let \csname\tmpa:-#2#3\endcsname =\relax \fi
\let\tmpc=\relax
\def \tmpa {tmpa}%
\futurelet \tmpb \docharacterdef
}
\def\characternodef #1#2#3 {\relax \savetokenname #1\tmpa
\edef \tmpb{\noexpand\printcharacter {\tmpa}}%
\expandafter \ifx \csname\tmpa\endcsname \relax \let#1=\tmpb \fi
\edef \tmpa {tmpa}%
\futurelet \tmpb \docharacterdef
}
\def\docharacterdef {%
\ifx\tmpb\bgroup
\afterassignment \ignorespaces
\expandafter \def \csname \tmpa \expandafter\endcsname
\else
\afterassignment \donumbercharacterdef
\uccode`\^^@=
\fi
}
{\catcode`\^^@=12
\gdef\donumbercharacterdef {%
\uppercase{\expandafter \def\csname \tmpa\endcsname {^^@}}%
\uccode`\^^@=0
}}
\def\printcharacter #1{%
\ifx\expandaction\noexpand
\expandafter\noexpand \csname #1\endcsname
\else
\expandafter\ifx\csname #1:-\fotenc\endcsname \relax
\expandafter \ifx \csname eXfont!.\fontname\the\font\endcsname \relax
\expandafter\ifx\csname #1:-*\endcsname \relax
\printcharacterwarn{#1}%
\else \csname #1:-*\endcsname
\fi
\else
\expandafter \ifx \csname
#1:-\csname eXenc!.\fontname\the\font\endcsname
\endcsname \relax
\expandafter\ifx\csname #1:-*\endcsname \relax
\printcharacterwarn{#1}%
\else \csname #1:-*\endcsname
\fi
\else
{\expandafter \setextrafont \csname
#1:-\csname eXenc!.\fontname\the\font\endcsname \endcsname}%
\fi
\fi
\else
\csname #1:-\fotenc\endcsname
\fi
\fi
}
\def\printcharacterwarn #1{%
\csname fragilecommand!\expandafter\endcsname
% \printcharacter may be first token in \halign data
\expandafter\def\expandafter\tmpa\expandafter{\currentfamily}%
\displaymessage{\ofsmessageheader WARNING.
Command \expandafter\noexpand\csname#1\endcsname
is unavailable in \tmpa.}%
}
\def\extchar{\afterassignment\doextchar \chardef\tmpc=}
\def\doextchar{{\setextrafont\tmpc}}
\def\accentdef #1#2#3#4 {\relax \savetokenname #1\tmpa
\edef #1##1{\noexpand\printaccent {\tmpa}{##1}}%
\if *#2\edef \tmpa {\tmpa:#2--#3#4}%
\else \edef \tmpa {\tmpa:#2:-#3#4}%
\fi
\futurelet \tmpb \docharacterdef
}
\def\accentdel #1#2#3#4 {\relax \savetokenname #1\tmpa
\if *#2\expandafter \let \csname\tmpa:#2--#3#4\endcsname =\relax
\else \expandafter \let \csname\tmpa:#2:-#3#4\endcsname =\relax
\fi
\def \tmpa {tmpa}%
\futurelet \tmpb \docharacterdef
}
\def\accentnodef #1#2#3#4 {\relax \savetokenname #1\tmpa
\edef #1##1{\noexpand\printaccent {\tmpa}{##1}}%
\edef \tmpa {tmpa}%
\futurelet \tmpb \docharacterdef
}
\def\printaccent #1#2{%
\ifx\expandaction\noexpand
\expandafter\noexpand \csname #1\endcsname {#2}%
\else
\expandafter \ifx \csname #1:#2:-\fotenc\endcsname \relax
\expandafter \ifx \csname eXfont!.\fontname\the\font\endcsname\relax
\expandafter \ifx \csname #1:*--\fotenc\endcsname \relax
\expandafter \ifx \csname #1:#2:-*\endcsname \relax
\expandafter \ifx \csname #1:*--*\endcsname \relax
\printaccentwarn{#1}{#2}%
\else
\if ^^X#2^^X\csname #1:*--*\endcsname {}%
\else \csname #1:*--*\endcsname #2%
\fi
\fi
\else \csname #1:#2:-*\endcsname
\fi
\else
\if ^^X#2^^X\csname #1:*--\fotenc\endcsname {}%
\else \csname #1:*--\fotenc\endcsname #2%
\fi
\fi
\else
\expandafter \ifx \csname
#1:#2:-\csname eXenc!.\fontname\the\font\endcsname
\endcsname \relax
\expandafter \ifx \csname #1:*--\fotenc\endcsname \relax
\expandafter \ifx \csname
#1:*--\csname eXenc!.\fontname\the\font\endcsname
\endcsname \relax
\expandafter \ifx \csname #1:#2:-*\endcsname \relax
\expandafter \ifx \csname #1:*--*\endcsname \relax
\printaccentwarn{#1}{#2}%
\else
\if ^^X#2^^X\csname #1:*--*\endcsname {}%
\else \csname #1:*--*\endcsname #2%
\fi
\fi
\else \csname #1:#2:-*\endcsname
\fi
\else
\expandafter \let \expandafter \tmpb \the\font
{\if ^^X#2^^X\expandafter \setextrafont \csname
#1:*--\csname eXenc!.\fontname\tmpb\endcsname
\endcsname \tmpb {}%
\else \expandafter \setextrafont \csname
#1:*--\csname eXenc!.\fontname\tmpb\endcsname
\endcsname \tmpb #2%
\fi}%
\fi
\else
\if ^^X#2^^X\csname #1:*--\fotenc\endcsname {}%
\else \csname #1:*--\fotenc\endcsname #2%
\fi
\fi
\else
{\expandafter \setextrafont \csname
#1:#2:-\csname eXenc!.\fontname\the\font\endcsname
\endcsname}%
\fi
\fi
\else
\csname #1:#2:-\fotenc\endcsname
\fi
\fi
}
\def\printaccentwarn #1#2{%
\csname fragilecommand!\expandafter\endcsname
% \printaccent may be first token in \halign data
\expandafter\def\expandafter\tmpa\expandafter{\currentfamily}%
\displaymessage{\ofsmessageheader WARNING.
Accent \expandafter\string\csname#1\endcsname{#2}
is unavailable in \tmpa.}%
}
\def\accentabove #1#2#3{%
\ifx\expandaction\noexpand
\noexpand\accentabove {#1}{#2}{#3}%
\else
\csname fragilecommand!\endcsname
\if ^^X#3^^X#1\else
\leavevmode\vbox{%
\setbox0=\hbox{#3}\setbox2=\hbox{#1}%
\dimen0=\ht0 \advance\dimen0 by\dp2 \advance\dimen0 by#2\relax
\offinterlineskip
\halign {##\cr
\hidewidth\slantcorrection{\dimen0}\box2 \hidewidth\cr
\noalign{\kern#2}\box0 \cr}}%
\fi\fi
}
\def\accentbelow #1#2#3{%
\ifx\expandaction\noexpand
\noexpand\accentbelow {#1}{#2}{#3}%
\else
\csname fragilecommand!\endcsname
\if ^^X#3^^X#1\else
\leavevmode\vtop{%
\setbox0=\hbox{#3}\setbox2=\hbox{#1}%
\dimen0=-\dp0 \advance\dimen0 by-\ht2 \advance\dimen0 by-#2\relax
\offinterlineskip
\halign {##\cr \box0 \cr\noalign{\kern#2}%
\hidewidth \slantcorrection{\dimen0}%
\dimen0=\dp2 \ifdim\dimen0<.2ex \dimen0=.2ex \fi
\vbox to\dimen0{\hbox{\box2}\vss}\hidewidth\cr}}%
\fi\fi
}
\def\slantcorrection #1{\dimen0=#1\relax
\dimen0 =\expandafter \noPT\the\fontdimen1\the\font \dimen0
\kern 2\dimen0
}
%%%% \modifyenc, \modifydef, \tryloadenc, \registerenc %%%%%%%%%%%%%%
%% news in version Feb. 2004
\newcount\loadingenc \loadingenc=0
\def\modifyenc #1:#2;{\def\tmpa{#1}% encoding
\ifx\tmpa\fotenc \ofsaddenctolist #1:#2;\fi
\ifx\tmpa\extraenc \ofsaddenctolist #1:#2;\fi
}
\def\ofsaddenctolist #1;{\expandafter\expandafter\expandafter\def
\expandafter\expandafter\expandafter \newmodifylist
\expandafter\expandafter\expandafter {\expandafter \newmodifylist
\csname #1\expandafter\endcsname}}
\def\modifylist{} \def\newmodifylist{}
\def\modifydef #1;#2{%
\expandafter \def \csname#1\endcsname {#2}%
\let\characterdef=\characternodef \let\accentdef=\accentnodef
\let\characterdel=\characternodef \let\accentdel=\accentnodef
\def\skipfirststep##1\relax\empty\empty{}%
#2\relax\empty\empty
\let\characterdef=\characterdefori \let\accentdef=\accentdefori
\let\characterdel=\characterdelori \let\accentdel=\accentdelori
\let\skipfirststep=\relax
\ignorespaces
}
\def\modifyread #1;{%
\ifnum\loadingenc>0
\expandafter \ifx \csname m:>#1\endcsname \relax
\fontmessage{\ofsmessageheader \string\modifyread:
file read from \string\modifytext}%
{\plaincatcodes \catcode`@=11 \endlinechar=-1 \globaldefs=1
\def\tmpa ##1\modifytext{}%
\expandafter \tmpa \input #1
\expandafter \gdef \csname m:>#1\endcsname {}}%
\fi\fi
}
\def\tryloadenc #1{\edef\extraenc{#1}%
\ifnum\loadingenc>0
\ofsinput ofs-\fotenc.tex
\ifx\extraenc\empty \else \ofsinput ofs-\extraenc.tex \fi
\fi
}
\def\runmodifylist {%
\ifx \modifylist\relax \else
\ifx \modifylist\newmodifylist \else
\let\tmpc=\relax
\switchdeftodel \modifylist
\switchdeftodel \newmodifylist
\let \modifylist=\newmodifylist
\fi
\fi
}
\def\switchdeftodel{%
\let\tmpa=\characterdef \let\characterdef=\characterdel \let\characterdel=\tmpa
\let\tmpa=\accentdef \let\accentdef=\accentdel \let\accentdel=\tmpa
}
\let\characterdefori=\characterdef
\let\characterdelori=\characterdel
\let\accentdefori=\accentdef
\let\accentdelori=\accentdel
\let\skipfirststep=\relax
\def\registerenc #1:#2#3 {%
\edef\tmpa{#1}\ifx\tmpa\empty \edef\tmpa{\declaredfamily}\fi
\if*#2\expandafter \let \csname ffe?\tmpa:\endcsname =\relax
\else \expandafter \edef \csname ffe?\tmpa:\endcsname {%
\expandafter\ifx \csname ffe?\tmpa:\endcsname\relax
\else \csname ffe?\tmpa:\endcsname, \fi#2#3}%
\fi
}
\def\warnunregistered #1{\displaymessage{\ofsmessageheader WARNING.
Unregistered enc \fotenc\space for #1. No font is set.^^J
\space Use \noexpand\registerenc #1: \fotenc\space\space
if you have got appropriate tfm's.}}
%%%% \plaincatcodes, \safelet, \protectreading %%%%%%%%%%%%%%%%%%%%%%%%%%%
\def\plaincatcodes {\catcode`\\0\catcode`\{1\catcode`\}2%
\catcode`\$3\catcode`\&4\catcode`\^^M5\catcode`\#6%
\catcode`\^7\catcode`\_8\catcode`\ 10\catcode`\~13%
\catcode`\^^I10\catcode`\%14\catcode`!12\catcode`"12%
\catcodesloop '.{12}\catcodesloop 0@{12}\catcodesloop AZ{11}%
\catcode`[12\catcode`]12\catcode``12\catcodesloop az{11}%
\catcode`|12\relax
}
\def\catcodesloop #1#2#3{\countdef\tmpa2 \chardef\tmpb\tmpa
\tmpa=`#1\relax
\loop
\catcode\tmpa=#3\relax
\ifnum\tmpa <`#2 \advance\tmpa by1
\repeat
\tmpa=\tmpb % original value of \count2
}
\def\safelet #1{\ifx#1\undefined
\expandafter \let \expandafter #1%
\else \ifx#1\relax
\expandafter\expandafter\expandafter \let
\expandafter\expandafter\expandafter #1%
\else
\def\tmpa{\let\tmpa}\safeletwarn#1%
\expandafter\expandafter\expandafter \tmpa
\fi\fi
}
\def\safeletwarn #1{\displaymessage{\ofsmessageheader WARNING.
\noexpand#1 is defined already, \noexpand \safelet does nothing.}}
\def\protectreading #1 {\expandafter
\ifx \csname f:>#1\endcsname \relax
\expandafter \def \csname f:>#1\endcsname {}%
\else \expandafter \endinput
\fi
}
\def\ofsinput #1 {\expandafter
\ifx \csname f:>#1\endcsname \relax
{\plaincatcodes \catcode`@=11 \endlinechar=-1 \globaldefs=1 \input #1
\let\tmpa \relax
\expandafter \gdef \csname f:>#1\endcsname {}}\fi
}
%%%% Math %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
\def\loadmathfam #1[#2/#3]{% #1: fam, [#2/#3]: basic font [switch/file]
% basic font is used in three sizes: \textfosize, \scriptfosize,
% \scsriptscriptfosize. The basic font is given by its font-switch
% (control sequence without backslash) XOR its filename.
\relax
\ifnum #1<16
\if |#2|\edef\tmpa{#3}\edef\tmpb{#3}%
\else
\edef\tmpb{#2}%
\edef \tmpa {\expandafter \readfirsttoken \tmpb:\end}%
\if -\tmpa
\expandafter \ifx \csname fm:\tmpb\endcsname \relax
\expandafter \ifx \csname fv:\tmpb\endcsname \empty % -bi => -bf
\displaymessage{\ofsmessageheader WARNING. loadmathfam:
no "\tmpb" in "\currentfamily", I try "-bf".}%
\def\tmpb{-bf}%
\fi\fi
\expandafter \ifx \csname fm:\tmpb\endcsname \relax
\ofsmissingmathfont {no "\tmpb" in "\currentfamily"}%
\else
\edef\tmpa {\csname fm:\tmpb\endcsname}%
\fi
\else
\if X\tmpa
\edef\tmpa {\expandafter\readothertokens\tmpb:\end}%
\if s\expandafter\expandafter\expandafter \readfirsttoken
\expandafter \meaning \csname \tmpa \endcsname:\end
\expandafter \ifx \csname eXfont!.\fontname
\csname\tmpa\endcsname \endcsname \relax
\ofsmissingmathfont {"\tmpa" has no extra metric}%
\else \edef \tmpa {\csname eXfont!.\fontname
\csname\tmpa\endcsname \endcsname \space}%
\edef\tmpa{\expandafter\singlefontname\tmpa:}% gobble at<dimen>
\fi
\else
\ofsmissingmathfont {"\tmpa" is no font selector}%
\fi
\else
\if s\expandafter\expandafter\expandafter \readfirsttoken
\expandafter \meaning \csname #2\endcsname:\end
\edef\tmpa{\expandafter\fontname\csname#2\endcsname\space}%
\edef\tmpa{\expandafter\singlefontname\tmpa:}% gobble at<dimen>
\else
\ofsmissingmathfont {"\tmpb" is no font selector}%
\fi\fi\fi\fi
\calculatemetricfile \tmpa \textfosize
\expandafter\font \csname\tmpb-Mt\endcsname
=\metricfile\textfosize \relax \restorefontid{\tmpb-Mt}%
\fontloadmessage{\tmpb-Mt}{\metricfile\textfosize
\space\space (fam:\string#1\if#1\relax=\the#1\fi)}%
\ifx \noindexsize \relax
\expandafter \let \csname\tmpb-Mss\expandafter\endcsname
\csname\tmpb-Mt\endcsname
\expandafter \let \csname\tmpb-Ms\expandafter\endcsname
\csname\tmpb-Mt\endcsname
\else
\calculatemetricfile \tmpa \scriptfosize
\expandafter\font \csname\tmpb-Ms\endcsname
=\metricfile\scriptfosize \relax \restorefontid{\tmpb-Ms}%
\fontloadmessage{\tmpb-Ms}{\metricfile\scriptfosize
\space\space (fam:\string#1\if#1\relax=\the#1\fi)}%
\calculatemetricfile \tmpa \scriptscriptfosize
\expandafter\font \csname\tmpb-Mss\endcsname
=\metricfile\scriptscriptfosize \relax \restorefontid{\tmpb-Mss}%
\fontloadmessage{\tmpb-Mss}{\metricfile\scriptscriptfosize
\space\space (fam:\string#1\if#1\relax=\the#1\fi)}%
\fi
\textfont #1=\csname\tmpb-Mt\endcsname
\scriptfont #1=\csname\tmpb-Ms\endcsname
\scriptscriptfont #1=\csname\tmpb-Mss\endcsname
\else
\displaymessage{\ofsmessageheader WARNING.
\noexpand\loadmathfam \string#1[#2/#3] ignored (\string#1 >= 16).}%
\fi
\def\noindexsize {\let\noindexsize \relax}%
}
\def\ofsmissingmathfont #1{%
\displaymessage{\ofsmessageheader WARNING.
loadmathfam: #1, \csname fm:-rm\endcsname\space used.}%
\edef\tmpa{\csname fm:-rm\endcsname}%
\def\tmpb{-rm}%
}
\expandafter\def \csname fm:-rm\endcsname {cmr10}
\expandafter\def \csname fv:-bi\endcsname {}
\def\noindexsize {\let\noindexsize \relax}
\def\hex#1{\ifcase#10\or1\or2\or3\or4\or5\or6\or7\or8\or9\or
A\or B\or C\or D\or E\or F\else0\fi}%
\def\newmathfam #1{\advance\lastfam by1 \chardef #1=\lastfam\relax}
\countdef\lastfam=18
\def\setmath [#1/#2/#3]{%
\ifx\expandaction\noexpand
\noexpand\setmath [#1/#2/#3]%
\else
\csname fragilecommand!\endcsname
\if|#1|\def\tmpa{mag1.0}\else\edef\tmpa{#1}\fi
\expandafter \setfosize \expandafter \textfosize \tmpa:%
\if|#2|\def\tmpa{mag0.7}\else\edef\tmpa{#2}\fi
\expandafter \setfosize \expandafter \scriptfosize \tmpa:%
\if|#3|\def\tmpa{mag0.5}\else\edef\tmpa{#3}\fi
\expandafter \setfosize \expandafter \scriptscriptfosize \tmpa:%
\fontmessage{\ofsmessageheader \noexpand\setmath
[\textfosize/\scriptfosize/\scriptscriptfosize]
(enc=\fomenc, version=\mathversion)}%
\mathfonts
\ifx \currentfomenc\fomenc \else
\mathcharsback \let\mathcharsback=\relax
\mathchars \let\currentfomenc=\fomenc
\fi
\ignorespaces
\fi
}
\def\setsimplemath{\setmath[//]} % for backward compatibility
\def\safemathchardef{\dosafemathdef\mathchardef}
\def\safemathaccentdef{\dosafemathdef\mathaccentdef}
\def\dosafemathdef #1#2{\relax
\ifx #2\undefined \expandafter #1\expandafter#2%
\else
\savetokenname #2\tmpb
\expandafter \ifx \csname M\tmpb\endcsname \relax
\expandafter \let \csname T\tmpb\endcsname =#2%
\edef #2{\noexpand\ifmmode \noexpand\expandafter
\expandafter\noexpand \csname M\tmpb\endcsname
\noexpand\else \noexpand\expandafter
\expandafter\noexpand \csname T\tmpb\endcsname
\noexpand\fi}%
\expandafter #1\csname M\tmpb
\expandafter\expandafter\expandafter\endcsname
\else \mathchardef \tmpb
\fi\fi
}
\def\mathaccentdef #1{\def\tmpa{\edef#1{\mathaccent\the\tmpb\space}}%
\afterassignment \tmpa \mathchardef\tmpb
}
\def\pickmathfont #1#2{% We need "=" in \Long/right/left/arrow macros
\mathchoice % but we need not allocate new mathfam
{\hbox{\calculatemetricfile{#1}\textfosize
\font\tmpa=\metricfile \textfosize \tmpa#2%
\fontloadmessage{tmpa}{\metricfile\textfosize
\space\space\space T: {\noexpand\tmpa#2}}}}%
{\hbox{\calculatemetricfile{#1}\textfosize
\font\tmpa=\metricfile \textfosize \tmpa#2%
\fontloadmessage{tmpa}{\metricfile\textfosize
\space\space\space D: {\noexpand\tmpa#2}}}}%
{\hbox{\calculatemetricfile{#1}\scriptfosize
\font\tmpa=\metricfile \scriptfosize \tmpa#2%
\fontloadmessage{tmpa}{\metricfile\scriptfosize
\space\space\space S: {\noexpand\tmpa#2}}}}%
{\hbox{\calculatemetricfile{#1}\scriptscriptfosize
\font\tmpa=\metricfile \scriptscriptfosize \tmpa#2%
\fontloadmessage{tmpa}{\metricfile\scriptscriptfosize
\space\space\space SS: {\noexpand\tmpa#2}}}}%
}
\def\ofshexbox#1#2#3{%
\ifx\expandaction\noexpand
\noexpand \ofshexbox{#1}#2#3%
\else
\csname fragilecommand!\endcsname
{\ifx F\currentvariant \def\tmpa{#1:-bf!}%
\else \ifx T\currentvariant \def\tmpa{#1:-it!}%
\else \ifx I\currentvariant \def\tmpa{#1:-bi!}%
\else \def\tmpa{#1:-rm!}\fi\fi\fi
\expandafter \ifx \csname\tmpa\endcsname \relax
\displaymessage{\ofsmessageheader WARNING.
\string\ofsboxhex#1#2#3: fam#1 is undeclared,
use \string\ofshexboxdef}%
\else
\expandafter \calculatemetricfile \csname\tmpa\endcsname \fosize
\font\fn=\metricfile\fosize \relax
\fontloadmessage{fn}{\metricfile\fosize \space\space(ofshexbox)}%
\fn
\fi \char"#2#3}%
\fi}
\def\ofshexboxdef #1#2#3#4#5{%
\expandafter\def\csname #1:-rm!\endcsname {#2}%
\expandafter\def\csname #1:-bf!\endcsname {#3}%
\expandafter\def\csname #1:-it!\endcsname {#4}%
\expandafter\def\csname #1:-bi!\endcsname {#5}%
}
\def\mathencread#1;{\ofsinput #1.tex \global \expandafter
\let \csname f:>#1.tex\endcsname=\relax}
\def\mathencdef#1{\aftergroup\runplusforget \aftergroup#1\gdef#1}
\def\runplusforget#1{#1\global\let#1=\relax}
\catcode`\|=\tmpc\relax % original catcode of |
%%% default math sizes:
\def\textfosize{at10pt}
\def\scriptfosize{at7pt} \def\scriptscriptfosize{at5pt}
%%%% \endOFSmacro : reads [options] after \input ofs %%%%%%%%%%%%%%%%
\def\endOFSmacro {\expandafter \futurelet \expandafter
\tmpa \expandafter \testOFSoptions \endinput}
\def\testOFSoptions {\ifx [\tmpa \expandafter \readOFSoptions \fi}
\def\readOFSoptions [#1]{\let\next=\processOFSoption \next #1,^^X,}
\def\processOFSoption #1,{\if ^^X#1\let\next=\relax
\else \input #1 \fi \next}
%%%% Default text + math families %%%%%%%%%%%%%%%%%%%%%%%%%%%
\input ofsdef
%%%% End of OFS %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
\endOFSmacro
|