[7995] superscript fonts in math mode

[gavinsmith0123]

Revision: 7995
          http://svn.sv.gnu.org/viewvc/?view=rev&root=texinfo&revision=7995
Author:   gavin
Date:     2018-01-09 06:37:26 -0500 (Tue, 09 Jan 2018)
Log Message:
-----------
superscript fonts in math mode

Modified Paths:
--------------
    trunk/ChangeLog
    trunk/doc/texinfo.tex

Modified: trunk/ChangeLog
===================================================================
--- trunk/ChangeLog     2018-01-09 10:51:55 UTC (rev 7994)
+++ trunk/ChangeLog     2018-01-09 11:37:26 UTC (rev 7995)
@@ -1,5 +1,14 @@
 2018-01-09  Gavin Smith  <address@hidden>
 
+       * doc/texinfo.tex (\definefontsizexi, \definefontsizex):
+       Add new set of fonts \sevenrm, \seventt, \sevenbf, \sevenit,
+       \sevensl, \sevensf \sevensc, \seventtsl, \seveni, \sevensy.
+       (\resetmathfonts): Use them for math mode superscript.
+       Vincent Lefevre reported that @var didn't work in superscript in 
+       math mode (bug-texinfo, 2017-11-27).
+
+2018-01-09  Gavin Smith  <address@hidden>
+
        * doc/texinfo.tex (\assignfonts): Add a comment explaining 
        purpose of \ifont and \syfont.
 

Modified: trunk/doc/texinfo.tex
===================================================================
--- trunk/doc/texinfo.tex       2018-01-09 10:51:55 UTC (rev 7994)
+++ trunk/doc/texinfo.tex       2018-01-09 11:37:26 UTC (rev 7995)
@@ -3,7 +3,7 @@
 % Load plain if necessary, i.e., if running under initex.
 \expandafter\ifx\csname fmtname\endcsname\relax\input plain\fi
 %
-\def\texinfoversion{2018-01-09.10}
+\def\texinfoversion{2018-01-09.11}
 %
 % Copyright 1985, 1986, 1988, 1990, 1991, 1992, 1993, 1994, 1995,
 % 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006,
@@ -2235,6 +2235,20 @@
 \font\smallersy=cmsy8
 \def\smallerecsize{0800}
 
+% Fonts for math mode superscripts (7pt).
+\def\sevennominalsize{7pt}
+\setfont\sevenrm\rmshape{7}{1000}{OT1}
+\setfont\seventt\ttshape{10}{700}{OT1TT}
+\setfont\sevenbf\bfshape{10}{700}{OT1}
+\setfont\sevenit\itshape{7}{1000}{OT1IT}
+\setfont\sevensl\slshape{10}{700}{OT1}
+\setfont\sevensf\sfshape{10}{700}{OT1}
+\setfont\sevensc\scshape{10}{700}{OT1}
+\setfont\seventtsl\ttslshape{10}{700}{OT1TT}
+\font\seveni=cmmi7
+\font\sevensy=cmsy7
+\def\sevenecsize{0700}
+
 % Fonts for title page (20.4pt):
 \def\titlenominalsize{20pt}
 \setfont\titlerm\rmbshape{12}{\magstep3}{OT1}
@@ -2369,6 +2383,20 @@
 \font\smallersy=cmsy8
 \def\smallerecsize{0800}
 
+% Fonts for math mode superscripts (7pt).
+\def\sevennominalsize{7pt}
+\setfont\sevenrm\rmshape{7}{1000}{OT1}
+\setfont\seventt\ttshape{10}{700}{OT1TT}
+\setfont\sevenbf\bfshape{10}{700}{OT1}
+\setfont\sevenit\itshape{7}{1000}{OT1IT}
+\setfont\sevensl\slshape{10}{700}{OT1}
+\setfont\sevensf\sfshape{10}{700}{OT1}
+\setfont\sevensc\scshape{10}{700}{OT1}
+\setfont\seventtsl\ttslshape{10}{700}{OT1TT}
+\font\seveni=cmmi7
+\font\sevensy=cmsy7
+\def\sevenecsize{0700}
+
 % Fonts for title page (20.4pt):
 \def\titlenominalsize{20pt}
 \setfont\titlerm\rmbshape{12}{\magstep3}{OT1}
@@ -2503,13 +2531,20 @@
 
 
 % In order for the font changes to affect most math symbols and letters,
-% we have to define the \textfont of the standard families.  We don't
-% bother to reset \scriptfont and \scriptscriptfont; awaiting user need.
+% we have to define the \textfont of the standard families.
+% We don't bother to reset \scriptscriptfont; awaiting user need.
 %
 \def\resetmathfonts{%
   \textfont0=\rmfont \textfont1=\ifont \textfont2=\syfont
   \textfont\itfam=\itfont \textfont\slfam=\slfont \textfont\bffam=\bffont
   \textfont\ttfam=\ttfont \textfont\sffam=\sffont
+  %
+  % Fonts for superscript.  Note that the 7pt fonts are used regardless
+  % of the current font size.
+  \scriptfont0=\sevenrm \scriptfont1=\seveni \scriptfont2=\sevensy
+  \scriptfont\itfam=\sevenit \scriptfont\slfam=\sevensl
+  \scriptfont\bffam=\sevenbf \scriptfont\ttfam=\seventt
+  \scriptfont\sffam=\sevensf
 }
 
 %