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authorKarl Berry <karl@gnu.org>1996-07-28 20:57:40 +0000
committerKarl Berry <karl@gnu.org>1996-07-28 20:57:40 +0000
commitcd4e176cbf567ded6c23284289be1f431792005f (patch)
tree8d38d33ed648af1cc167c2e1b29970021925eb91
parent9e9f9cc23f59cbb680441589ffbdc22d03a1500e (diff)
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(paragraphindent): Move to more reasonable place in the source file. (chapfonts, secfonts, subsecfonts, indexfonts): Call \setleading. (\chfplain, \secheading, \plainsecheading, \subsecheading, \subsubheading): Rewrite to properly \hangindent the title. (\sectionheading): New generic macro to print section titles.
-rw-r--r--manual/texinfo.tex104
1 files changed, 53 insertions, 51 deletions
diff --git a/manual/texinfo.tex b/manual/texinfo.tex
index 90643199ce..7eca506c15 100644
--- a/manual/texinfo.tex
+++ b/manual/texinfo.tex
@@ -35,7 +35,7 @@
% This automatically updates the version number based on RCS.
\def\deftexinfoversion$#1: #2 ${\def\texinfoversion{#2}}
-\deftexinfoversion$Revision: 1.1 $
+\deftexinfoversion$Revision: 1.2 $
\message{Loading texinfo package [Version \texinfoversion]:}
% If in a .fmt file, print the version number
@@ -592,6 +592,9 @@ where each line of input produces a line of output.}
\let\c=\comment
+% @paragraphindent is defined for the Info formatting commands only.
+\let\paragraphindent=\comment
+
% Prevent errors for section commands.
% Used in @ignore and in failing conditionals.
\def\ignoresections{%
@@ -1028,7 +1031,7 @@ where each line of input produces a line of output.}
\setfont\deftt\ttshape{10}{\magstep1}
\def\df{\let\tentt=\deftt \let\tenbf = \defbf \bf}
-% Fonts for indices and small examples.
+% Fonts for indices and small examples (9pt).
% We actually use the slanted font rather than the italic,
% because texinfo normally uses the slanted fonts for that.
% Do not make many font distinctions in general in the index, since they
@@ -1045,7 +1048,7 @@ where each line of input produces a line of output.}
\font\indi=cmmi9
\font\indsy=cmsy9
-% Fonts for headings
+% Chapter (and unnumbered) fonts (17.28pt).
\setfont\chaprm\rmbshape{12}{\magstep2}
\setfont\chapit\itbshape{10}{\magstep3}
\setfont\chapsl\slbshape{10}{\magstep3}
@@ -1057,6 +1060,7 @@ where each line of input produces a line of output.}
\font\chapi=cmmi12 scaled \magstep2
\font\chapsy=cmsy10 scaled \magstep3
+% Section fonts (14.4pt).
\setfont\secrm\rmbshape{12}{\magstep1}
\setfont\secit\itbshape{10}{\magstep2}
\setfont\secsl\slbshape{10}{\magstep2}
@@ -1082,6 +1086,7 @@ where each line of input produces a line of output.}
%\let\ssecbf=\ssecrm
+% Subsection fonts (13.15pt).
\setfont\ssecrm\rmbshape{12}{\magstephalf}
\setfont\ssecit\itbshape{10}{1315}
\setfont\ssecsl\slbshape{10}{1315}
@@ -1127,22 +1132,23 @@ where each line of input produces a line of output.}
\let\tenrm=\chaprm \let\tenit=\chapit \let\tensl=\chapsl
\let\tenbf=\chapbf \let\tentt=\chaptt \let\smallcaps=\chapsc
\let\tensf=\chapsf \let\teni=\chapi \let\tensy=\chapsy \let\tenttsl=\chapttsl
- \resetmathfonts}
+ \resetmathfonts \setleading{19pt}}
\def\secfonts{%
\let\tenrm=\secrm \let\tenit=\secit \let\tensl=\secsl
\let\tenbf=\secbf \let\tentt=\sectt \let\smallcaps=\secsc
\let\tensf=\secsf \let\teni=\seci \let\tensy=\secsy \let\tenttsl=\secttsl
- \resetmathfonts}
+ \resetmathfonts \setleading{16pt}}
\def\subsecfonts{%
\let\tenrm=\ssecrm \let\tenit=\ssecit \let\tensl=\ssecsl
\let\tenbf=\ssecbf \let\tentt=\ssectt \let\smallcaps=\ssecsc
\let\tensf=\ssecsf \let\teni=\sseci \let\tensy=\ssecsy \let\tenttsl=\ssecttsl
- \resetmathfonts}
+ \resetmathfonts \setleading{15pt}}
+\let\subsubsecfonts = \subsecfonts % Maybe make sssec fonts scaled magstephalf?
\def\indexfonts{%
\let\tenrm=\indrm \let\tenit=\indit \let\tensl=\indsl
\let\tenbf=\indbf \let\tentt=\indtt \let\smallcaps=\indsc
\let\tensf=\indsf \let\teni=\indi \let\tensy=\indsy \let\tenttsl=\indttsl
- \resetmathfonts}
+ \resetmathfonts \setleading{10pt}}
% Set up the default fonts, so we can use them for creating boxes.
%
@@ -2932,15 +2938,18 @@ width0pt\relax} \fi
\global\let\unnumbchapmacro=\unnchfplain
\global\let\centerchapmacro=\centerchfplain}
+% #1 is the text, #2 the chapter number.
\def\chfplain #1#2{%
\pchapsepmacro
{%
- \chapfonts \vbox{\hyphenpenalty=10000\tolerance=5000
- \parindent=0pt\raggedright
- \rm #2\enspace #1}%
+ \chapfonts \rm
+ \setbox0 = \hbox{#2\enspace}%
+ \vbox{\hyphenpenalty=10000 \tolerance=5000 \parindent=0pt \raggedright
+ \hangindent = \wd0
+ \unhbox0 #1}%
}%
- \bigskip
- \penalty5000
+ \nobreak\bigskip % no page break after a chapter title
+ \nobreak
}
\def\unnchfplain #1{%
@@ -2981,51 +2990,44 @@ width0pt\relax} \fi
\global\let\unnumbchapmacro=\unnchfopen
\global\let\centerchapmacro=\centerchfopen}
-% Parameter controlling skip before section headings.
+% Section titles.
+\newskip \secheadingskip \secheadingskip = 21pt plus 8pt minus 4pt
+\def\secheadingbreak{\dobreak \secheadingskip {-1000}}
+\def\secheading#1#2#3{\sectionheading{sec}{#2.#3}{#1}}
+\def\plainsecheading#1{\sectionheading{sec}{}{#1}}
+
+% Subsection titles.
\newskip \subsecheadingskip \subsecheadingskip = 17pt plus 8pt minus 4pt
\def\subsecheadingbreak{\dobreak \subsecheadingskip {-500}}
+\def\subsecheading#1#2#3#4{\sectionheading{subsec}{#2.#3.#4}{#1}}
-\newskip \secheadingskip \secheadingskip = 21pt plus 8pt minus 4pt
-\def\secheadingbreak{\dobreak \secheadingskip {-1000}}
+% Subsubsection titles.
+\let\subsubsecheadingskip = \subsecheadingskip
+\let\subsubsecheadingbreak = \subsecheadingbreak
+\def\subsubsecheading#1#2#3#4#5{\sectionheading{subsubsec}{#2.#3.#4.#5}{#1}}
-% @paragraphindent is defined for the Info formatting commands only.
-\let\paragraphindent=\comment
-% Section fonts are the base font at magstep2, which produces
-% a size a bit more than 14 points in the default situation.
-
-\def\secheading #1#2#3{\secheadingi {#2.#3\enspace #1}}
-\def\plainsecheading #1{\secheadingi {#1}}
-\def\secheadingi #1{{\advance \secheadingskip by \parskip %
-\secheadingbreak}%
-{\secfonts \vbox{\hyphenpenalty=10000\tolerance=5000
- \parindent=0pt\raggedright
- \rm #1\hfill}}%
-\ifdim \parskip<10pt \kern 10pt\kern -\parskip\fi \penalty 10000 }
-
-
-% Subsection fonts are the base font at magstep1,
-% which produces a size of 12 points.
-
-\def\subsecheading #1#2#3#4{\subsecheadingi {#2.#3.#4\enspace #1}}
-\def\subsecheadingi #1{{\advance \subsecheadingskip by \parskip %
-\subsecheadingbreak}%
-{\subsecfonts \vbox{\hyphenpenalty=10000\tolerance=5000
- \parindent=0pt\raggedright
- \rm #1\hfill}}%
-\ifdim \parskip<10pt \kern 10pt\kern -\parskip\fi \penalty 10000 }
-
-\def\subsubsecfonts{\subsecfonts} % Maybe this should change:
- % Perhaps make sssec fonts scaled
- % magstep half
-\def\subsubsecheading #1#2#3#4#5{\subsubsecheadingi {#2.#3.#4.#5\enspace #1}}
-\def\subsubsecheadingi #1{{\advance \subsecheadingskip by \parskip %
-\subsecheadingbreak}%
-{\subsubsecfonts \vbox{\hyphenpenalty=10000\tolerance=5000
- \parindent=0pt\raggedright
- \rm #1\hfill}}%
-\ifdim \parskip<10pt \kern 10pt\kern -\parskip\fi \penalty 10000}
+% Print any size section title.
+%
+% #1 is the section type (sec/subsec/subsubsec), #2 is the section
+% number (maybe empty), #3 the text.
+\def\sectionheading#1#2#3{%
+ {%
+ \expandafter\advance\csname #1headingskip\endcsname by \parskip
+ \csname #1headingbreak\endcsname
+ }%
+ {%
+ \csname #1fonts\endcsname \rm
+ \def\secnum{#2}%
+ % Only insert the separating space if we have a section number.
+ \setbox0 = \hbox{#2\ifx\secnum\empty\else \enspace \fi}%
+ \vbox{\hyphenpenalty=10000 \tolerance=5000 \parindent=0pt \raggedright
+ \hangindent = \wd0 % zero if no section number
+ \unhbox0 #3}%
+ }%
+ \ifdim\parskip<10pt \nobreak\kern10pt\nobreak\kern-\parskip\fi \nobreak
+}
\message{toc printing,}