Correction : affichage de \flat.

[julm/violon-tex.git] / violon.sty

% This file is part of Violon, a violin score engine.
% Copyright (C) 2009-2010  Julien Moutinho
%
% This program is free software: you can redistribute it and/or modify
% it under the terms of the GNU General Public License as published
% by the Free Software Foundation, either version 3 of the License,
% or any later version.
%
% This program is distributed in the hope that it will be useful,
% but WITHOUT ANY WARRANTY; without even the implied warranty
% of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
% See the GNU General Public License for more details.
%
% You should have received a copy of the GNU General Public License
% along with this program.  If not, see <http://www.gnu.org/licenses/>.

% Any comment or contribution is welcome
% at julm arobase julm dot meeee dot eu.

% Déclaration
        \def\fileversion{1.0}%
        \def\filedate{2009/10/11}%
        \NeedsTeXFormat{LaTeX2e}%
        \ProvidesPackage{violon}[\filedate\space\fileversion\space%
                Violin score library (Julien Moutinho)]%
% Bibliothèques
        \usepackage{ifthen}%
        \usepackage{color}%
% Polices
        \gdef\ssssmall{%
                \@setfontsize\sssmall{5pt}{5pt}}%
        \gdef\sssmall{%
                \@setfontsize\sssmall{6pt}{6pt}}%
        \gdef\ssmall{%
                \@setfontsize\ssmall\@viiipt\@ixpt}%
        \gdef\vlnfingerfont{%
                \expandafter\color{colVlnBowFingerCord\vlnlastcord}%
                \fontfamily{pnc}\bfseries\sssmall}%
        \gdef\vlncordfont{%
                \color{colVlnBowCord}%
                \fontfamily{pnc}\bfseries\sssmall}%
        \gdef\vlnnamefont{%
                \expandafter\color{colVlnBowNameOctave\the\vlnlastposoctave}%
                \fontfamily{pnc}\scshape\ssssmall}%
        \gdef\vlnpartfont{%
                \color{colVlnPart}%
                \fontfamily{pnc}\bfseries\sssmall}%
        \gdef\vlntimefont{%
                \fontfamily{pnc}\bfseries\ssssmall}%
% Algèbre
        \newcount\@calc@mod@cnt%
        \def\modulo#1#2{%
                \@calc@mod@cnt=#1\relax%
                \divide\@calc@mod@cnt by#2\relax%
                \multiply\@calc@mod@cnt by#2\relax%
                \advance#1 by-\@calc@mod@cnt%
         }%
% Convertisseurs
        \let\romannumeral@old\romannumeral%
        \def\romannumeral#1{%
                \ifnum#1>\z@\romannumeral@old#1\else\number#1\fi%
         }%
% Moteur
        % Constantes
                % Couleurs
                        %\definecolor{colVlnBowU}{rgb}{0.24,0.92,0.24}%
                        %\definecolor{colVlnBowD}{rgb}{0.80,0,0}%
                        %\definecolor{colVlnBowU}{rgb}{0.30,0.75,0.75}%
                        \definecolor{colVlnBowU}{gray}{0.50}%
                        \definecolor{colVlnBowD}{gray}{0}%
                        \definecolor{colVlnBowN}{gray}{1}%
                        \definecolor{colVlnBowCord}{rgb}{0,1,0}%
                        \definecolor{colVlnBowFinger}{rgb}{0,0,0}%
                        \definecolor{colVlnBowFingerCord0}{rgb}{0,0,0}%
                        \definecolor{colVlnBowFingerCord1}{rgb}{0,0.66,0}%
                        \definecolor{colVlnBowFingerCord2}{rgb}{0,0,1}%
                        \definecolor{colVlnBowFingerCord3}{rgb}{1,0,0}%
                        \definecolor{colVlnBowName}{rgb}{1,0,0}%
                        \definecolor{colVlnBowNameOctave0}{rgb}{0,0,0}%
                        \definecolor{colVlnBowNameOctave1}{rgb}{0,0.66,0}%
                        \definecolor{colVlnBowNameOctave2}{rgb}{0,0,1}%
                        \definecolor{colVlnBowNameOctave3}{rgb}{1,0,0}%
                        \definecolor{colVlnLineHalfTone}{gray}{0.90}%
                        \definecolor{colVlnLineHalfToneBase}{gray}{0.50}%
                        \definecolor{colVlnPart}{gray}{0}%
                        \definecolor{colVlnCrescD}{rgb}{0,0.66,0}%
                        \definecolor{colVlnCrescU}{rgb}{1,0,0}%
        % Portée
                % Déclarations
                        \newdimen\vlnstaffhalftonelinevdim%
                        \newskip\vlnstaffhalftonelinevskip%
                        \newskip\vlnstaffvdim%
                        \def\vlnstaffvdimpre{3.25pt}%
                        \newskip\vlnstaffintervskip%
                        \newskip\vlnstaffvskip%
                % Initialisations
                        \def\vlnstaffhsize{\hsize}%
                        \def\vlnstaffmaxvsize{\textheight}%
                        \vlnstaffhalftonelinevdim=0.5pt%
                        \vlnstaffhalftonelinevskip=4pt\relax%
                        \advance\vlnstaffhalftonelinevskip by-\vlnstaffhalftonelinevdim%
                        \vlnstaffvdim=0pt\relax%
                        \vlnstaffvskip=0pt\relax%
                        \vlnstaffintervskip=\vlnstaffhalftonelinevskip\relax%
                        \advance\vlnstaffintervskip by\vlnstaffhalftonelinevdim\relax%
                \def\vlnstaffhalftoneline{%
                        {\color{colVlnLineHalfTone}\hrule depth 0pt height \vlnstaffhalftonelinevdim width \vlnstaffhsize }}%
                \def\vlnbasehalftoneline{%
                        {\color{colVlnLineHalfToneBase}\hrule depth 0pt height \vlnstaffhalftonelinevdim width \vlnstaffhsize }}%
                \def\vlnstafftoneskip{%
                        \advance\vlnstaffvdim by\vlnstaffhalftonelinevskip%
                        \advance\vlnstaffvdim by\vlnstaffhalftonelinevdim%
                        \nobreak\vskip\vlnstaffhalftonelinevskip%
                 }%
                \def\vlnstafffivehalftonelines{%
                        \vlnstafftoneskip\vlnstaffhalftoneline%
                        \vlnstafftoneskip\vlnstaffhalftoneline%
                        \vlnstafftoneskip\vlnstaffhalftoneline%
                        \vlnstafftoneskip\vlnstaffhalftoneline%
                        \vlnstafftoneskip\vlnbasehalftoneline%
                 }%
                \def\vlnstaffallhalftonelines{%
                        \vlnstafffivehalftonelines%
                        \vlnstafffivehalftonelines%
                        \vlnstafffivehalftonelines%
                        \vlnstafffivehalftonelines%
                        \vlnstafffivehalftonelines%
                 }%
                \def\vlnstaff{%
                        \nobreak\vskip\vlnstaffvdimpre%
                        \nobreak\vskip\vlnstaffvdim%
                        \advance\vlnstaffvskip by\vlnstaffvdim\relax%
                        \count@\vlnstaffvskip\relax%
                        \advance\count@ by\vlnstaffvdim\relax%
                        \ifnum\count@>\vlnstaffmaxvsize%
                                \vlnstaffvskip=0pt\relax%
                                \break%
                         \else%
                                \advance\vlnstaffvskip by\vlnstaffintervskip\relax%
                                \nobreak\vskip\vlnstaffintervskip%
                         \fi%
                        \vlnnotehskip=0pt\relax%
                        \vlnstaffvdim=0pt\relax%
                        \vlnbasehalftoneline%
                        \vlnstaffallhalftonelines%
                        \advance\vlnstaffvdim by\vlnstaffhalftonelinevdim%
                        \nobreak\vskip-\vlnstaffvdim%
                 }%
        % Notes
                % Déclarations
                        % Variables
                                \newskip\vlnnotevskip%
                                \newskip\vlnnotehskip%
                                \newdimen\dimen@%
                                \newdimen\dimen@@%
                                \newdimen\vlnnotevdim%
                                \newdimen\vlnnotevdimmore%
                                \newdimen\vlnnotehdim%
                                \newdimen\vlnnotehdimbase%
                                \newcount\vlnlastfinger%
                                \newcount\vlnlastposbase%
                                \newcount\vlnlastposunit%
                                \newcount\vlnlastposoctave%
                                \def\vlnlastletter{}%
                                \def\vlnlastshift{}%
                                \newcount\vlnnotepos%
                                \newcount\vlnlastpos%
                                \gdef\vlncrescleft{}%
                                \gdef\vlncrescright{}%
                % Initialisations
                        \vlnnotevskip=0pt\relax%
                        \vlnnotehskip=0pt\relax%
                        \vlnnotevdim=\vlnstaffhalftonelinevdim%
                        \vlnnotevdimmore=1pt\relax%
                        \vlnnotehdimbase=2cm\relax%
                        \advance\vlnnotevdim by\vlnnotevdimmore%
                        \advance\vlnnotevdim by\vlnnotevdimmore%
                        \def\vlnlastbow{}%
                        \def\vlnlastrealbow{}%
                        \def\vlnlastcord{}%
                        \def\vlnlasttimenum{}%
                        \def\vlnlasttimeden{}%
                        \def\vlnnotehdimmodetim{t}%
                        \def\vlnnotehdimmodetxt{}%
                        \parindent=0pt\relax%
                        \parskip=0pt\relax%
                        \parfillskip=0pt\relax%
                \def\vlnlastposfinger{%
                        \csname vlnlastposfinger\romannumeral\vlnlastfinger\endcsname%
                 }%
                \def\vlnlastfingerpos{%
                        \csname vlnlastfingerpos\romannumeral\vlnlastpos\endcsname%
                 }%
                \def\vlnlastposname{%
                        \csname vlnlastposname\romannumeral\vlnlastpos\endcsname%
                 }%
                \def\vlntimefrac#1/#2{%
                        \leavevmode%
                        \hbox{#1}%
                        \kern-.4ex\lower.3ex\hbox{\bfseries\tiny /}%
                        \kern-.3ex\lower.6ex\hbox{#2}%
                 }%
                \def\vlndoatnote#1#2#3#4{%
                        \nointerlineskip%
                        \vlnnotevskip\vlnstaffhalftonelinevskip%
                        \advance\vlnnotevskip by\vlnstaffhalftonelinevdim\relax%
                        \multiply\vlnnotevskip by#1\relax%
                        \advance\vlnnotevskip by-\vlnnotevdimmore\relax%
                        \nobreak\vskip\vlnnotevskip\relax%
                        \vrule depth 0pt height 0pt width \vlnnotehskip\relax%
                        \setbox0=#3%
                        \advance\vlnnotevskip by \ht0\relax%
                        #2%
                        \box0%
                        #4%
                        \nobreak\vskip-\vlnnotevskip\relax%
                        \nointerlineskip%
                 }%
                \def\vlnnextnote{%
                        \advance\vlnnotehskip by\vlnnotehdim\relax%
                 }%
                \def\vlnnotedraw crd#1pos#2fgr#3bow#4nam#5tim#6#7{%
                        % Position
                                \ifthenelse{\equal{#2}{.}}%
                                 {}%
                                 {\vlnlastpos#2\relax}%
                        % Durée
                                \ifthenelse{\equal{#6}{.}}%
                                 {}%
                                 {\def\vlnlasttimenum{#6}}%
                                \ifthenelse{\equal{#7}{.}}%
                                 {}%
                                 {\def\vlnlasttimeden{#7}}%
                                \vlnnotehdim\vlnnotehdimbase%
                                \ifthenelse{\equal{}{\vlnnotehdimmodetim}}%
                                 {}%
                                 {\multiply\vlnnotehdim by\vlnlasttimenum\relax%
                                        \divide\vlnnotehdim by\vlnlasttimeden\relax%
                                 }%
                                % Automatic staff break
                                        \count@\vlnnotehskip\relax%
                                        \advance\count@ by\vlnnotehdim\relax%
                                        \ifnum\count@>\vlnstaffhsize\vlnstaff\fi%
                                \def\vlnnotehdimmodetxtdo{%
                                        \vbox to0pt{%
                                                \ifthenelse{\equal{}{\vlnnotehdimmodetxt}}%
                                                 {\null}%
                                                 {%
                                                        \setbox0=\hbox{%
                                                                \ifthenelse{\equal{\vlnlasttimeden}{1}}%
                                                                 {{\vlntimefont{\vlnlasttimenum}}}%
                                                                 {\vlntimefrac{\vlntimefont{\vlnlasttimenum}}/{\vlntimefont{\vlnlasttimeden}}}%
                                                         }%
                                                        \nobreak\vskip\vlnnotevdim\relax%
                                                        \nobreak\vskip0.2mm\relax%
                                                        \nobreak\hskip\vlnnotehdim\relax%
                                                        \nobreak\hskip-\wd0\relax%
                                                        \dp0=0pt\relax%
                                                        \box0}%
                                         }%
                                 }%
                                \ifthenelse{\equal{#6/#7}{\vlnlasttimenum/\vlnlasttimeden}}%
                                 {}%
                                 {\vlndoatnote{\vlnlastpos}%
                                         {}%
                                         {\vlnnotehdimmodetxtdo}%
                                         {}%
                                 }%
                        % Archet
                                \ifthenelse{\equal{#4}{C}}%
                                         {\ifthenelse{\equal{U}{\vlnlastrealbow}}%
                                                 {\def\vlnlastbow{D}}%
                                                 {\def\vlnlastbow{U}}}%
                                         {\ifthenelse{\equal{#4}{.}}%
                                                {}%
                                                {\def\vlnlastbow{#4}}}%
                                \ifthenelse{\equal{\vlnlastbow}{N}}%
                                         {}%
                                         {\edef\vlnlastrealbow{\vlnlastbow}}%
                                \vlndoatnote{\vlnlastpos}%
                                 {\begingroup\expandafter\color{colVlnBow\vlnlastbow}}%
                                 {%
                                        \hbox{%
                                                \vrule depth 0pt height \vlnnotevdim width \vlnnotehdim\relax%
                                                \nobreak\hskip-\vlnnotehdim\relax%
                                                \ifthenelse{\equal{\vlnlastbow}{N}}
                                                 {}%
                                                 {%
                                                        \dimen@\vlnnotevdim%
                                                        \divide\dimen@ by3\relax%
                                                        \dimen@@\vlnnotehdim%
                                                        \divide\dimen@@ by2\relax%
                                                        \ifthenelse{\equal{\vlncrescleft}{}}%
                                                         {%
                                                                \ifthenelse{\equal{\vlncrescright}{}}%
                                                                 {%
                                                                 }%
                                                                 {%
                                                                        \vrule depth 0pt height 0pt width \dimen@@\relax%
                                                                        \color{colVlnCresc\vlncrescright}%
                                                                        \vrule depth 0pt height \dimen@ width \dimen@@\relax%
                                                                 }%
                                                         }%
                                                         {%
                                                                \ifthenelse{\equal{\vlncrescright}{}}%
                                                                 {%
                                                                        \color{colVlnCresc\vlncrescleft}%
                                                                        \vrule depth 0pt height \dimen@ width \dimen@@\relax%
                                                                 }%
                                                                 {%
                                                                        \color{colVlnCresc\vlncrescleft}%
                                                                        \vrule depth 0pt height \dimen@ width \dimen@@\relax%
                                                                        \color{colVlnCresc\vlncrescright}%
                                                                        \vrule depth 0pt height \dimen@ width \dimen@@\relax%
                                                                 }%
                                                         }%
                                                        \global\let\vlncrescleft\vlncrescright%
                                                 }%
                                         }%
                                 }%
                                 {\endgroup}%
                        % Cordes
                                \ifthenelse{\equal{#1}{\vlnlastcord}}%
                                 {}%
                                 {\ifthenelse{\equal{#1}{.}}%
                                         {}%
                                         {\def\vlnlastcord{#1}%
                                                %\vlndoatnote{\vlnlastpos}%
                                                % {}%
                                                % {\vbox to0pt{%
                                                %       \setbox0=\hbox{{\vlncordfont{%
                                                %               \count@#1\relax%
                                                %               \advance\count@ by1\relax%
                                                %               \ifcase\count@%
                                                %               \or 0\or 1\or 2\or 3%
                                                %               \fi}}}%
                                                %       %\nobreak\vskip\vlnnotevdim\relax%
                                                %       %\nobreak\vskip0.2mm\relax%
                                                %       \nobreak\vskip-0.2mm\relax%
                                                %       \nobreak\vskip-\ht0\relax%
                                                %       \nobreak\hskip\vlnnotehdim\relax%
                                                %       \nobreak\hskip-\wd0\relax%
                                                %       \box0}}%
                                                % {}%
                                         }%
                                 }%
                        % Doigts
                                \ifthenelse{\equal{#3}{.}}%
                                 {}%
                                 {\vlnlastfinger#3\relax}%
                                \ifthenelse{\equal{\vlnlastbow}{N}%
                                %       \OR\equal{\the\vlnlastfinger}{\vlnlastfingerpos}%
                                %       \AND\equal{\the\vlnlastpos}{\vlnlastposfinger}%
                                %       \AND\equal{\the\vlnlastcord}{\thevlnlastlastcord}%
                                 }%
                                 {}%
                                 {%
                                        \expandafter\edef\csname vlnlastfingerpos\romannumeral\vlnlastpos\endcsname{\the\vlnlastfinger}%
                                        \expandafter\edef\csname vlnlastposfinger\romannumeral\vlnlastfinger\endcsname{\the\vlnlastpos}%
                                        \vlndoatnote{\vlnlastpos}%
                                         {}%
                                         {\vbox to0pt{%
                                                \setbox0=\hbox{{\vlnfingerfont{\the\vlnlastfinger}}}%
                                                \nobreak\vskip\vlnnotevdim\relax%
                                                \nobreak\vskip0.2mm\relax%
                                                \dp0=0pt\relax% NOTE: to prevent fonts like pnc to mess up the vertical alignment
                                                \box0}}%
                                         {}%
                                 }%
                        % Nom
                                \ifthenelse{\equal{#5}{\vlnlastname}\AND\equal{#2}{\vlnlastpos}}%
                                 {}%
                                 {%
                                        \def\vlnlastname{#5}%
                                        \expandafter\edef\csname vlnlastposname\romannumeral\vlnlastpos\endcsname{#5}%
                                        \ifthenelse{\equal{\vlnlastbow}{N}}%
                                         {}%
                                         {%\edef\vlnlastname{#5}%
                                                \vlndoatnote{\vlnlastpos}%
                                                 {}%
                                                 {\vbox to0pt{%
                                                        \setbox0=\hbox{{\vlnnamefont{#5}}}%
                                                        \nobreak\vskip-0.275mm\relax%
                                                        \nobreak\vskip-\ht0\relax%
                                                        %\vskip-\dp0\relax%
                                                        \dp0=0pt\relax% NOTE: to prevent fonts like pnc to mess up the vertical alignment
                                                        \box0}}%
                                                 {}%
                                         }%
                                 }%
                        \@ifnextchar&{%
                                \def\next&{%
                                        \nointerlineskip%
                                 }%
                                \next%
                         }{%
                                \vlnnextnote%
                                \nointerlineskip%
                         }%
                 }%
                % Cordes
                        \def\vlncordposi{0}%    G
                        \def\vlncordposii{7}%   D
                        \def\vlncordposiii{14}% A
                        \def\vlncordposiv{21}%  E
                % Crochets
                        \def\vlnnotehook{}%
                % Demi-tons alphabétiques sans modification
                        \expandafter\def\csname vlnnotetoneofnameG=\endcsname{0}%
                        \expandafter\def\csname vlnnotetoneofnameG+\endcsname{1}%
                        \expandafter\def\csname vlnnotetoneofnameA-\endcsname{1}%
                        \expandafter\def\csname vlnnotetoneofnameA=\endcsname{2}%
                        \expandafter\def\csname vlnnotetoneofnameA+\endcsname{3}%
                        \expandafter\def\csname vlnnotetoneofnameB-\endcsname{3}%
                        \expandafter\def\csname vlnnotetoneofnameB=\endcsname{4}%
                        \expandafter\def\csname vlnnotetoneofnameB+\endcsname{5}%
                        \expandafter\def\csname vlnnotetoneofnameC-\endcsname{4}%
                        \expandafter\def\csname vlnnotetoneofnameC=\endcsname{5}%
                        \expandafter\def\csname vlnnotetoneofnameC+\endcsname{6}%
                        \expandafter\def\csname vlnnotetoneofnameD-\endcsname{6}%
                        \expandafter\def\csname vlnnotetoneofnameD=\endcsname{7}%
                        \expandafter\def\csname vlnnotetoneofnameD+\endcsname{8}%
                        \expandafter\def\csname vlnnotetoneofnameE-\endcsname{8}%
                        \expandafter\def\csname vlnnotetoneofnameE=\endcsname{9}%
                        \expandafter\def\csname vlnnotetoneofnameE+\endcsname{10}%
                        \expandafter\def\csname vlnnotetoneofnameF-\endcsname{9}%
                        \expandafter\def\csname vlnnotetoneofnameF=\endcsname{10}%
                        \expandafter\def\csname vlnnotetoneofnameF+\endcsname{11}%
                        \expandafter\def\csname vlnnotetoneofnameG-\endcsname{11}%
                % Modifications
                        \expandafter\def\csname vlnshiftsymbol-\endcsname{\kern-0.7pt$\flat$}%
                        \expandafter\def\csname vlnshiftsymbol=\endcsname{}%
                        \expandafter\def\csname vlnshiftsymbol+\endcsname{$\sharp$}%
                \def\vlnnotedrawtonebyname#1#2#3#4#5#6{%
                        \ifthenelse{\equal{#1}{.}}%
                         {}%
                         {\vlnlastposoctave#1\relax}%
                        \ifthenelse{\equal{#2}{.}}%
                         {}%
                         {\def\vlnlastletter{#2}}%
                        \ifthenelse{\equal{#3}{.}}%
                         {}%
                         {\def\vlnlastshift{#3}}%
                        \edef\tmp{\csname vlnnotetoneofname\vlnlastletter\vlnlastshift\endcsname}%
                        \vlnnotepos\tmp%
                        \count@\vlnlastposoctave\relax%
                        \multiply\count@ by12\relax%
                        \advance\vlnnotepos by\count@%
                        \ifthenelse{\equal{#4}{.}}%
                         {\count@\vlnlastcord}%
                         {\count@#4}%
                        \advance\count@ by1\relax%
                        \advance\vlnnotepos by-\csname vlncordpos\romannumeral\count@\endcsname%
                        \edef\nam{\vlnlastletter\csname vlnshiftsymbol\vlnlastshift\endcsname}%
                        \vlnnotedraw crd{#4}pos{\the\vlnnotepos}fgr{#5}bow{#6}nam{\nam}tim%
                 }%
                \def\vlnpart#1{%
                        \vlndoatnote{0}%
                         {}%
                         {\vbox to0pt{%
                                \setbox0=\hbox{{\vlnpartfont{#1}}}%
                                \nobreak\vskip-0.2mm\relax%
                                \nobreak\vskip-\ht0\relax%
                                \dp0=0pt\relax% NOTE: to prevent fonts like pnc to mess up the vertical alignment
                                \box0}}%
                         {}%
                 }%
                \def\vlnbar{%
                        \vlndoatnote{0}%
                         {}%
                         {\vbox to0pt{%
                                \setbox0=\hbox{\color{colVlnLineHalfToneBase}\vrule depth 0pt height \vlnstaffvdim width 0.1pt\relax}%
                                \nobreak\vskip\vlnnotevdimmore\relax%
                                \dp0=0pt\relax%
                                \box0}}%
                         {}%
                 }%
                \def\vlncresc#1{%
                        \global\let\vlncrescleft\vlncrescright%
                        \xdef\vlncrescright{#1}%
                 }%