+%%% lilyponddefs.tex -- TeX macros for LilyPond output.
+%%%
+%%% source file of the GNU LilyPond music typesetter
+%%%
+%%% (c) 1998--2008 Jan Nieuwenhuizen <janneke@gnu.org>
+%%% Han-Wen Nienhuys <hanwen@cs.uu.nl>
+%%% Mats Bengtsson <mats.bengtsson@s3.kth.se>
+%%%
%%
-%% include file for LilyPond
-%%
-%% this file defines various macros to accomodate lilypond output
-
-% TeXbook ex 7.7
-\def\ifundefined#1{\expandafter\ifx\csname#1\endcsname\relax}
-
-% skip if included already
-\def\SkipLilydefs{\endinput}
-\ifundefined{EndLilyPondOutput}
- \def\EndLilyPondOutput{\csname bye\endcsname}
- \def\SkipLilydefs{}
-\fi
-\SkipLilydefs
-
-\ifundefined{mudelacopyright}
- \def\mudelacopyright{\copyright\ \number\year}
-\fi
-\ifundefined{LilyIdString}
- \def\LilyIdString{Lily was here}
-\fi
-
-%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
-% macros to shorten other definitions
-%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
-\def\musicdef#1#2{\def#1{\musicchar{#2}}}
-\def\musicchar#1{\musicfnt\char#1}
-\def\rationalmultiply#1*#2/#3{\multiply #1 by #2 \divide #1 by #3}
-
-
-\def\maccentraise#1#2{\dimen0=\noteheight
- \rationalmultiply\dimen0*#2%
- \raise\dimen0\hbox{#1}}
-\def\maccentdef#1#2#3{\def#1{\maccentraise{\musicchar{#2}}{#3}}}
-\def\vertcenter#1{\vbox to 0pt{\vss #1\vss}}
-
-\def\musicmathdef#1#2{\def#1{\musicmathchar{#2}}}
-\def\musicmathchar#1{\musicmathfont\char#1}
-
-\def\topalign#1{\vbox to 0pt{#1\vss}}
-\def\botalign#1{\vbox to 0pt{\vss #1}}
-
-\def\centeralign#1{\hbox to 0pt{\hss#1\hss}}
-\def\leftalign#1{\hbox to 0pt{#1\hss}}
-\def\rightalign#1{\hbox to 0pt{\hss#1}}
-
-
-%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
-%% set up dimensions
-\parindent=0pt
-\newdimen\smallspace
-\newdimen\interlinedist
-\newdimen\stemthickness
-\newcount\n
-\newdimen\balkheight
-\newdimen\notewidth
-\newdimen\noteheight
-\newdimen\staffrulethickness
-\newdimen\interstaffrule
-\newdimen\dist
-
-%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
-% set fonts and primary dimensions
-% ugh
-\def\musixtwentydefs{
- \balkheight=20pt
- \notewidth=7.15pt
- \noteheight=5pt
- \musixtwentyfonts
- \font\textmusic=cmmi12
- \musixcalc
-}
-
-\def\musixsixteendefs{
- \balkheight=16pt
- \notewidth=5.93pt
- \noteheight=4pt
- \musixsixteenfonts
- \font\textmusic=cmmi10
- \musixcalc
-}
-
-\def\textsharp{\raise.4ex\hbox{\textmusic\char"5D}}
-\def\textnatural{\raise.4ex\hbox{\textmusic\char"5C}}
-\def\textflat{\raise.2ex\hbox{\mus\char"5B}}
-
-
+%% Avoid \par while reading this file.
+%%
+\edef\lilyponddefsELC{\the\endlinechar}%
+\endlinechar -1\relax
+%% This runs with plain TeX, LaTeX, pdftex, and texinfo.
+%%
+%% To avoid interferences, lilyponddefs.tex must be loaded within a group.
+%% It is loaded only once, so the definitions must be global.
+%%
+%% The overall structure of a file created by LilyPond is as follows:
+%%
+%% <lilypond parameter definitions>
+%% <font setup>
+%% \ifx\lilypondstart \undefined
+%% \input lilyponddefs
+%% \fi
+%% \lilypondstart
+%% <note output>
+%% \lilypondend
+
+%% A temporary variable.
+%%
+\newdimen\lytempdim
-%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
-% do derivative calcs
+%% The scaling factor for all dimensions.
+%%
+\newdimen\outputscale
-% FIXME: should read from TFM/AFM/fetalog
-%
+\long\gdef\lilypondfirst#1#2{#1}
+\long\gdef\lilypondsecond#1#2{#2}
-% this has to be synced with the font definition
-\def\musixcalc{
- \interlinedist=\fontdimen5\musicfnt
- \smallspace=.3\interlinedist
- \interstaffrule=\balkheight
- \divide\interstaffrule by 4
-
- % [D.K.Roush & J.S.Gourlay] say this should be 0.072
- % We know better
- \staffrulethickness=0.1\interlinedist
- \stemthickness=\staffrulethickness
+%% \lilypondundefined{xxx}{foo}{bar}
+%%
+%% If `xxx' (without the leading backslash) is an undefined macro,
+%% execute block `foo'. Otherwise, execute block `bar'. Based on
+%% a similar macro from the LaTeX kernel.
+%%
+\gdef\lilypondifundefined#1{
+ \expandafter\ifx\csname#1\endcsname\relax
+ \expandafter\lilypondfirst
+ \else
+ \expandafter\lilypondsecond
+ \fi
}
-% stacked numbers; may be overruled in fetdefs
-\def\generalmeter#1#2{\vbox to 0pt{\vss\hbox{\meterfont
- #1}\nointerlineskip
- \hbox{\meterfont #2}\vss}}
-
-% stacked horizontal lines
-
-\input dyndefs
-
-\input taupindefs
-%\input eglerdefs
-
-
-\def\emptybar{}
-
-\def\defaultthinbar{\thinbar{\balkheight}}
-\def\defaultthickbar{\thickbar{\balkheight}}
-%? what-s wrong with rightalign?
-\def\repeatstopbar{\hss\rightalign{\repeatcolon\hskip2\smallspace\defaultthinbar\hskip\smallspace\defaultthickbar}}
-\def\repeatstartbar{\hbox{\defaultthickbar\kern\smallspace\defaultthinbar\kern2\smallspace\repeatcolon}}
-\def\repeatstopstart{\hbox{\repeatcolon\kern2\smallspace\defaultthinbar\kern\smallspace\defaultthickbar\kern\smallspace\defaultthickbar\kern\smallspace\defaultthinbar\kern2\smallspace\repeatcolon}}
-
-%compatibility
-\def\repeatbar{\repeatstopbar}
-\def\startrepeat{\repeatstartbar}
-\def\repeatbarstartrepeat{\repeatstopstart}
-
-\def\vruler#1{{%
- \def\wid{\dimen0}%
- \def\inc{\dimen1}%
- \wid=#1pt
- \inc=\wid
- \divide\inc by #1
- \divide\wid by 2
- \here=-\wid
- \loop\ifdim\here<\wid\advance\here by\inc
- \hbox to0pt{\vbox to0pt{\vss\hrule width2pt height 0.05pt\kern\here}\hss}%
- \repeat%
-}}
-\def\hruler#1#2{\hbox{%
- \def\wid{\dimen0}%
- \def\here{\dimen3}%
- \wid=#1pt
- \divide\wid by 2
- \here=-\wid
- \loop\ifdim\here<\wid\advance\here by #2
- \hbox to0pt{\kern\here\vrule width0.05pt height 1pt depth 1pt\hss}%
- \repeat%
-}}
-
-
-%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
-% parametric symbols
-%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
-
-\def\doublebar#1{\hbox{\thinbar{#1}\hskip\smallspace\thinbar{#1}}}
-\def\thinbar#1{\vrule height #1 width 1.6\staffrulethickness} % TODO parametric.
-\def\thickbar#1{\vrule height #1 width 2\smallspace}
-\def\maatstreep#1{\thinbar{#1}}
-\def\startbar#1{\leftalign{\thickbar{#1}\kern\smallspace\thinbar{#1}}}
-\def\finishbar#1{\rightalign{\thinbar{#1}\kern\smallspace\thickbar{#1}}}
-
-\def\pianobrace#1{{\musicdraw\char#1}}
-\def\slurcharh#1{{\slurhfont\char#1}}
-\def\slurcharu#1{{\slurufont\char#1}}
-\def\slurchard#1{{\slurdfont\char#1}}
-\def\hslurcharh#1{{\hslurhfont\char#1}}
-\def\hslurcharu#1{{\hslurufont\char#1}}
-\def\hslurchard#1{{\hslurdfont\char#1}}
-
-\def\stem#1#2{\hbox{\kern -.5\stemthickness
- \vrule width\stemthickness height#2 depth-#1}}
-
-\def\placebox#1#2#3{%
- \botalign{\hbox{\raise #1\leftalign{\kern #2{}#3}}}%
+%% Urgh. LilyPond uses EC fonts, but texinfo is based on CM. We thus
+%% have to handle T1 font encoding by ourselves; all manipulations are
+%% collected in the macro \lilypondECencoding. Note that the following
+%% code only provides the texinfo interface, not complete access to all
+%% EC glyphs.
+%%
+%% All definitions are taken from texinfo or LaTeX (with modifications
+%% if necessary).
+%%
+\begingroup
+\catcode `\@=11\relax
+\gdef\lilypondECencoding{
+ \def\"##1{
+ {\accent4 ##1}}
+ \def\'##1{
+ {\accent1 ##1}}
+ \def\,##1{
+ {\leavevmode
+ \setbox\z@\hbox{##1}
+ \ifdim\ht\z@=1ex
+ \accent11 ##1
+ \else
+ {\ooalign{
+ \unhbox\z@
+ \crcr
+ \hidewidth
+ \char11
+ \hidewidth}}
+ \fi}}
+ \def\=##1{
+ {\accent9 ##1}}
+ \def\^##1{
+ {\accent2 ##1}}
+ \def\`##1{
+ {\accent0 ##1}}
+ \def\~##1{
+ {\accent3 ##1}}
+ \def\dotaccent##1{
+ {\accent10 ##1}}
+ \def\H##1{
+ {\accent5 ##1}}
+ \def\ringaccent##1{
+ {\accent6 ##1}}
+% \def\tieaccent##1{} % unsupported: this is TS1
+ \def\u##1{
+ {\accent8 ##1}}
+ \def\ubaraccent##1{
+ {\o@lign{
+ \relax
+ ##1
+ \crcr
+ \hidewidth
+ \sh@ft{29}\vbox to.2ex{
+ \hbox{\char9}
+ \vss}
+ \hidewidth}}}
+ \def\udotaccent##1{
+ {\o@lign{
+ \relax
+ ##1
+ \crcr
+ \hidewidth
+ \sh@ft{10}.
+ \hidewidth}}}
+ \def\v##1{
+ {\accent7 ##1}}
+
+ \chardef\exclamdown=189
+ \chardef\questiondown=190
+
+ \def\aa{
+ \ringaccent{a}}
+ \def\AA{
+ \ringaccent{A}}
+ \chardef\AE=198
+ \chardef\ae=230
+ \chardef\ptexi=25
+ \chardef\j=26
+ \chardef\L=138
+ \chardef\l=170
+ \chardef\O=216
+ \chardef\o=248
+ \chardef\OE=215
+ \chardef\oe=247
+ \chardef\ss=255
}
+\endgroup
+
+%% This macro provides the necessary setup to make the lilypond data
+%% work with plain TeX, LaTeX, and texinfo.
+%%
+%% The reason of using \begingroup and \endgroup is to make the macro \x
+%% immediately disappear after it has been executed. Since we have \def
+%% within \def within \gdef, four hash signs (`#') are needed for
+%% parameters.
+%%
+%% \lilypondfontencoding is emitted by LilyPond to set the encoding of
+%% text strings.
+%%
+\gdef\lilypondstart{
+ \frenchspacing
+ \outputscale \lilypondpaperoutputscale\lilypondpaperunit
+
+ \begingroup
+ \catcode `\@=11\relax
+
+ %% \@nodocument is defined as \relax after `\begin{document}'
+ \lilypondifundefined{@nodocument}
+ {%% Either plain TeX or texinfo or not at the beginning of LaTeX input.
+ \def\x{
+ \endgroup
+
+ \def\lilypondfontencoding####1{
+ \lilypondECencoding}
+ \def\lilypondpagebreak{
+ \eject}
+ \def\lilypondnopagebreak{
+ \ifvmode
+ \penalty 10000\relax
+ \fi}}}
+
+ {%% LaTeX mode: Provide a complete preamble.
+ \def\x{
+ \endgroup
+
+ %% Indicate that we shall emit `\end{document}' while executing
+ %% \lilypondend.
+ \def\lilyponddocument{}
+
+ \def\lilypondfontencoding####1{
+ \fontencoding{####1}
+ \selectfont}
+ \def\lilypondpagebreak{
+ \newpage}
+ \def\lilypondnopagebreak{
+ \nopagebreak}
+
+ \documentclass[\lilyponddocumentclassoptions]{article}
+
+ %% As a safety guard, don't produce auxiliary files.
+ \nofiles
+
+ %% FIXME: workaround non-existent TeX.def.
+ \def\TeXdef{TeX}\ifx\TeXdef\lilypondpaperinputencoding
+ \usepackage[latin1]{inputenc}
+ \else
+ \usepackage[\lilypondpaperinputencoding]{inputenc}
+ \fi
+ \pagestyle{empty}
+
+ \usepackage{color}
+
+ \lilypondifundefined{lilypondclassic}
+ {%% If not in `classic' mode, undo LaTeX's page layout settings
+ %% since LilyPond does the layout by itself.
+ \topmargin-1in
+ \headheight0pt\headsep0pt
+ \oddsidemargin-1in
+ \evensidemargin\oddsidemargin}
+
+ {%% Otherwise center output horizontally, without changing the
+ %% vertical positioning.
+ \hsize\lilypondpaperlinewidth\lilypondpaperunit
+ \lytempdim \paperwidth
+ \advance\lytempdim -\the\hsize
+ \lytempdim 0.5\lytempdim
+ \advance\lytempdim -1in
+ \oddsidemargin \lytempdim
+ \evensidemargin \lytempdim}
+
+ \parindent 0pt
+
+ %% We can't directly say `\begin{document}' in this macro since
+ %% older versions of texinfo.tex define \begin as \outer; this
+ %% means that it causes an error if \begin is found within another
+ %% macro (even if the corresponding code will never be executed).
+ %% As a workaround we use \csname to call \begin.
+ \csname begin\endcsname{document}}}
+ \x}
+
+%% The opposite of \lilypondstart.
+%%
+\gdef\lilypondend{
+ %% Handle the `lastpagefill' parameter from the \layout block.
+ %% Ignore it if \lilypondbook is defined.
+ \lilypondifundefined{lilypondbook}
+ {\lilypondifundefined{lilypondpaperlastpagefill}
+ {\vskip 0pt plus\lilypondpaperinterscorelinefill00 fill}
+ {}}
+ {}
+
+ \begingroup
+ \lilypondifundefined{lilyponddocument}
+ {\def\x{
+ \endgroup}}
+ {\def\x{
+ \endgroup
+ \csname end\endcsname{document}}}
+ \x}
+
+%% Load the PostScript drawing routines. This is done using \special.
+%% To avoid multiple inclusions, redefine \lilypondspecial to a no-op
+%% afterwards.
+%%
+\gdef\lilypondspecial{
+ \special{header=music-drawing-routines.ps}
+ \gdef\lilypondspecial{}}
+%% The most used macro in LilyPond output. Put #3 into a zero-width box
+%% which is moved to the right by #1 (scaled by \outputscale) and moved
+%% up by #2 (also scaled by \outputscale).
+%%
+\gdef\lyitem#1#2#3{
+ \raise #2\outputscale \hbox to 0pt {
+ \kern #1\outputscale
+ #3
+ \hss}}
+
+%% All LilyPond music data is enclosed in this macro (as third argument).
+%% The data (which consists of boxes with zero width) gets an artificial
+%% width of #1 and a height of #2. The resulting box is then centered
+%% vertically along the x-height of the current font.
+%%
+%% Parameters #1 and #2 are scaled by \outputscale.
+%%
+\gdef\lybox#1#2#3{
+ \lytempdim #2\outputscale
+ \lytempdim -0.5\lytempdim
+ \advance\lytempdim 1ex
+ \leavevmode
+ \raise \lytempdim \hbox to #1\outputscale {
+ %% Convert depth of #3 into height only.
+ \vbox to #2\outputscale {\hbox{#3}\vss}
+ \hss}}
+
+%% Produce a black bar (width #2, depth #3, height #4) with a vertical
+%% offset #1. Everything is scaled by \outputscale.
+%%
+\gdef\lyvrule#1#2#3#4{
+ \kern#1\outputscale
+ \vrule width #2\outputscale depth #3\outputscale height #4\outputscale}
-\def\brace#1{\count0=148\advance\count0 by #1\musicdraw\char\count0}
-\def\crescendosym#1{\count0=84\advance\count0 by #1\musicdraw\char\count0}
-\def\decrescendosym#1{\count0=116\advance\count0 by #1\musicdraw\char\count0}
-\def\rulesym#1#2{\vrule height #1 width #2}
-\def\settext#1{\normaltextfont #1}
-\def\setitalic#1{\italicfont #1}
-\def\setdynamic#1{\dynfont #1}
-
-% the interline symbol. Redefine to remove it.
-\def\defaultlineseparator{\vbox{\mussepline\vskip -5pt\mussepline}}
-\def\lineseparator{\defaultlineseparator}
-\def\beauty{%
- \par\vskip 10pt plus 30pt minus 10pt\par
- \hskip -5pt\lineseparator
- \par\vskip 10pt plus 30pt minus 10pt\par
-}
+%% FIXME: 'interscoreline' and 'lilypondPAPERinterscoreline
+%%
+\lilypondifundefined{lilypondpaperinterscorelinefill}
+ {\gdef\lilypondpaperinterscorelinefill{0}}
+ {\gdef\lilypondpaperinterscorelinefill{1}}
+%% Allow overriding of interscoreline, e.g., for LilyPond's --preview
+%%
+\lilypondifundefined{interscoreline}
+ {\lilypondifundefined{lilypondclassic}
+ {\gdef\interscoreline{}}
+ {\gdef\interscoreline{
+ \vskip\lilypondpaperinterscoreline\lilypondpaperunit
+ plus \lilypondpaperinterscorelinefill fill}}}
+ {}
+
+%% Include PostScript definitions (which are differently defined for
+%% TeX and pdfTeX). This is loaded once only because the inputted files
+%% define \lilypondpostscript.
+%%
+%% (Don't remove the spaces after the arguments to \input!)
+%%
+%
+%% In teTeX-3.0, latex is actually pdfetex, and we need
+%% ifpdf.sty to determinine if we are really *tex or pdf*tex.
+%
+%% \input ifpdf.sty
+%
+%% However, ifpfd.sty is too smart for LilyPond, so we copy the
+%% logic here. Using \input ifpdf.sty is a no-op when using latex,
+%% and the \ifpdf switch is needed before \documentclass, using
+%% \usepackage{ifpdf} is not an option.
+%
+\input lily-ps-defs
+
+% barfs with texi
+% Runaway argument?
+%{
+%! Forbidden control sequence found while scanning use of \lilypondfirst.
+%<inserted text>
+% \par
+%<to be read again>
+% \newif
+%l.330 {\newif
+% \ifpdf
+%?
+%
+%%
+%\lilypondifundefined{lilypondpostscript}
+% {\newif\ifpdf
+% \ifx\pdfoutput\undefined
+% \else
+% \ifx\pdfoutput\relax
+% \else
+% \ifcase\pdfoutput
+% \else
+% \pdftrue
+% \fi
+% \fi
+% \fi
+% \ifpdf
+% {\input lily-pdf-defs }
+% \else
+% {\input lily-ps-defs }
+% \fi}
+% {}
+%
+%% Restore newline functionality (disabled to avoid \par).
+%%
+\endlinechar \lilyponddefsELC
+\endinput
-\def\interscoreline{\vskip 16pt}
-
-%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
-% big fat marks, if errors are detected.
-\def\columnerrormark{\placebox{-5pt}{0pt}{\bf C!}}
-\def\scorelineerrormark{\placebox{0pt}{-10pt}{\bf L!}}
-\def\errormark{{\bf E!}}
-\def\unknown{{\bf u}}
-
-\def\postheader{}
-\ifundefined{documentclass}
- \footline={\ifnum\pageno=1
- {\smalltextfont\mudelacopyright\hfil \LilyIdString
- }\else{\hfil\the\pageno\hfil}\fi
-}\else
- %% FIXME
- \def\ps@plain{
- \renewcommand{\@oddhead}{}%
- \renewcommand{\@evenfoot}{}%
- \renewcommand{\@evenhead}{}%
- \renewcommand{\@oddfoot}{\ifnum\thepage=1
- {\hfil \LilyIdString
- }\else{foo\hfil\the\pageno\hfil}\fi}}
- \def\ps@empty{
- \renewcommand{\@oddhead}{}%
- \renewcommand{\@evenfoot}{}%
- \renewcommand{\@evenhead}{}%
- \renewcommand{\@oddfoot}{\ifnum\thepage=1
- {\hfil \LilyIdString
- }\else{foo\hfil\the\pageno\hfil}\fi}}
-\fi
-
-
-% debugging stuff:
-% \vbox to 0pt{\vskip .5cm \hruler{48}{3pt}\vss}
+%% end lilyponddefs.tex