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% \iffalse meta-comment
%
% Copyright 2006 Youssef Jabri
%
%
% This file is part of the `Arabi' system.
% -------------------------------------------
%
% It may be distributed and/or modified under the
% conditions of the LaTeX Project Public License, either version 1.3b
% of this license or (at your option) any later version.
% The latest version of this license is in
% http://www.latex-project.org/lppl.txt
% and version 1.3b or later is part of all distributions of LaTeX
% version 2005/12/01 or later.
%
% This file has the LPPL maintenance status "maintained".
%
%
% \fi
%
% Filename: `arabnovowel.sty' To vocalize and deVocalize Arabic/Farsi text
%
%
%%%%%%%%%%%%%%%%%%%%%%%% Font Names %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
% Check if file is loaded and announce file on terminal:
%
\csname ArabnovowelLoaded\endcsname
\let\ArabnovowelLoaded\endinput
\ProvidesFile{arabnovowel.sty}
[2005/09/07 v0.1 Arabic dummy vowel slots when needed]
% A Flag to dectect later on if we are vocalizing or not
\newif\ifVocalize
%
% Declaring vowels off
%
\DeclareTextCommand{\fathaOFF}{LAE}{}
\DeclareTextCommand{\dammaOFF}{LAE}{}
\DeclareTextCommand{\kasraOFF}{LAE}{}
\DeclareTextCommand{\sukunOFF}{LAE}{}
\DeclareTextCommand{\shaddaOFF}{LAE}{}
%
\DeclareTextCommand{\raffOFF}{LAE}{}
\DeclareTextCommand{\nasbOFF}{LAE}{}
\DeclareTextCommand{\jarrOFF}{LAE}{}
%
\DeclareTextCommand{\shaddanasbOFF}{LAE}{}
\DeclareTextCommand{\shaddaraffOFF}{LAE}{}
\DeclareTextCommand{\shaddajarrOFF}{LAE}{}
%
\DeclareTextCommand{\shaddafathaOFF}{LAE}{}
\DeclareTextCommand{\shaddadammaOFF}{LAE}{}
\DeclareTextCommand{\shaddakasraOFF}{LAE}{}
%
% Declaring Saved vowels for posterior use
%
\DeclareTextSymbol{\nasbSAV}{LAE}{190}
\DeclareTextSymbol{\raffSAV}{LAE}{191}
\DeclareTextSymbol{\jarrSAV}{LAE}{192}
%
\DeclareTextSymbol{\shaddanasbSAV}{LAE}{198}
\DeclareTextSymbol{\shaddaraffSAV}{LAE}{199}
\DeclareTextSymbol{\shaddajarrSAV}{LAE}{200}
%
% Then, Vowels that come anywhere in a word
%
\DeclareTextSymbol{\fathaSAV}{LAE}{97}%{161}
\DeclareTextSymbol{\dammaSAV}{LAE}{117}%{162}
\DeclareTextSymbol{\kasraSAV}{LAE}{105}%{163}
\DeclareTextSymbol{\shaddaSAV}{LAE}{204}%{164}
\DeclareTextSymbol{\sukunSAV}{LAE}{34}%{197}%{}
%
\DeclareTextSymbol{\shaddafathaSAV}{LAE}{201}%169
\DeclareTextSymbol{\shaddadammaSAV}{LAE}{202}%170
\DeclareTextSymbol{\shaddakasraSAV}{LAE}{203}%171
%
% And now for the LFE encoding used by Farsi
%
\DeclareTextCommand{\ffathaOFF}{LFE}{}
\DeclareTextCommand{\fdammaOFF}{LFE}{}
\DeclareTextCommand{\fkasraOFF}{LFE}{}
\DeclareTextCommand{\fsukunOFF}{LFE}{}
\DeclareTextCommand{\fshaddaOFF}{LFE}{}
%
\DeclareTextCommand{\fraffOFF}{LFE}{}
\DeclareTextCommand{\fnasbOFF}{LFE}{}
\DeclareTextCommand{\fjarrOFF}{LFE}{}
%
\DeclareTextCommand{\fshaddanasbOFF}{LFE}{}
\DeclareTextCommand{\fshaddaraffOFF}{LFE}{}
\DeclareTextCommand{\fshaddajarrOFF}{LFE}{}
%
\DeclareTextCommand{\fshaddafathaOFF}{LFE}{}
\DeclareTextCommand{\fshaddadammaOFF}{LFE}{}
\DeclareTextCommand{\fshaddakasraOFF}{LFE}{}
%
% Declaring Saved vowels for posterior use
%
\DeclareTextSymbol{\fnasbSAV}{LFE}{190}
\DeclareTextSymbol{\fraffSAV}{LFE}{191}
\DeclareTextSymbol{\fjarrSAV}{LFE}{192}
%
\DeclareTextSymbol{\fshaddanasbSAV}{LFE}{198}
\DeclareTextSymbol{\fshaddaraffSAV}{LFE}{199}
\DeclareTextSymbol{\fshaddajarrSAV}{LFE}{200}
%
% Then, Vowels that come anywhere in a word
%
\DeclareTextSymbol{\ffathaSAV}{LFE}{97}%{161}
\DeclareTextSymbol{\fdammaSAV}{LFE}{117}%{162}
\DeclareTextSymbol{\fkasraSAV}{LFE}{105}%{163}
\DeclareTextSymbol{\fshaddaSAV}{LFE}{204}%{164}
\DeclareTextSymbol{\fsukunSAV}{LFE}{34}%{197}%{}
%
\DeclareTextSymbol{\fshaddafathaSAV}{LFE}{201}%169
\DeclareTextSymbol{\fshaddadammaSAV}{LFE}{202}%170
\DeclareTextSymbol{\fshaddakasraSAV}{LFE}{203}%171
%
%%%%%%%%%%% An Arabi Strut that does not depend on the font
% and changes with the the same font according the fact the
% text is vocalized or not!
%
\newlength{\ArabiStruthightOFF}
\newlength{\ArabiStrutdepthOFF}
\newlength{\ArabiStruthightON}
\newlength{\ArabiStrutdepthON}
%
\settoheight{\ArabiStruthightOFF}{{\if@farsi\fontencoding{LFE}\else%
\fontencoding{LAE}\fi\selectfont\alefhamza}}%
\settodepth{\ArabiStrutdepthOFF}{{\if@farsi\fontencoding{LFE}\else%
\fontencoding{LAE}\fi\selectfont\Haa}}%
\settoheight{\ArabiStruthightON}{{\if@farsi\fontencoding{LFE}\else%
\fontencoding{LAE}\fi\selectfont\damma}}%
\settodepth{\ArabiStrutdepthON}{{\if@farsi\fontencoding{LFE}\else%
\fontencoding{LAE}\fi\selectfont\kasra}}%
%
%
\def\ArabiStrutON{\rule[\ArabiStrutdepthON]{0pt}{\ArabiStruthightON}}
\def\ArabiStrutOFF{\rule[\ArabiStrutdepthOFF]{0pt}{\ArabiStruthightOFF}}
%
%
% Switching vowels off
%
\def\Novocalize{%
\Vocalizefalse
\renewcommand{\fatha}{\if@farsi\ffathaOFF\else\fathaOFF\fi}%
\renewcommand{\damma}{\if@farsi\fdammaOFF\else\dammaOFF\fi}%
\renewcommand{\kasra}{\if@farsi\fkasraOFF\else\kasraOFF\fi}%
\renewcommand{\sukun}{\if@farsi\fsukunOFF\else\sukunOFF\fi}%
\renewcommand{\shadda}{\if@farsi\fshaddaOFF\else\shaddaOFF\fi}%
%
\renewcommand{\raff}{\if@farsi\fraffOFF\else\raffOFF\fi}%
\renewcommand{\nasb}{\if@farsi\fnasbOFF\else\nasbOFF\fi}%
\renewcommand{\jarr}{\if@farsi\fjarrOFF\else\raffOFF\fi}%
%
\renewcommand{\shaddanasb}{\if@farsi\fshaddanasbOFF\else\shaddanasbOFF\fi}%
\renewcommand{\shaddaraff}{\if@farsi\fshaddaraffOFF\else\shaddaraffOFF\fi}%
\renewcommand{\shaddajarr}{\if@farsi\fshaddajarrOFF\else\shaddajarrOFF\fi}%
%
\renewcommand{\shaddafatha}{\if@farsi\fshaddafathaOFF\else\shaddafathaOFF\fi}%
\renewcommand{\shaddadamma}{\if@farsi\fshaddadammaOFF\else\shaddadammaOFF\fi}%
\renewcommand{\shaddakasra}{\if@farsi\fshaddakasraOFF\else\shaddakasraOFF\fi}%
}
%
% reactivating vowels
%
\def\Vocalize{%
\Vocalizetrue
\renewcommand{\fatha}{\if@farsi\ffathaSAV\else\fathaSAV\fi}%
\renewcommand{\damma}{\if@farsi\fdammaSAV\else\dammaSAV\fi}%
\renewcommand{\kasra}{\if@farsi\fkasraSAV\else\kasraSAV\fi}%
\renewcommand{\sukun}{\if@farsi\fsukunSAV\else\sukunSAV\fi}%
\renewcommand{\shadda}{\if@farsi\fshaddaSAV\else\shaddaSAV\fi}%
%
\renewcommand{\raff}{\if@farsi\fraffSAV\else\raffSAV\fi}%
\renewcommand{\nasb}{\if@farsi\fnasbSAV\else\nasbSAV\fi}%
\renewcommand{\jarr}{\if@farsi\fjarrSAV\else\raffSAV\fi}%
%
\renewcommand{\shaddanasb}{\if@farsi\fshaddanasbSAV\else\shaddanasbSAV\fi}%
\renewcommand{\shaddaraff}{\if@farsi\fshaddaraffSAV\else\shaddaraffSAV\fi}%
\renewcommand{\shaddajarr}{\if@farsi\fshaddajarrSAV\else\shaddajarrSAV\fi}%
%
\renewcommand{\shaddafatha}{\if@farsi\fshaddafathaSAV\else\shaddafathaSAV\fi}%
\renewcommand{\shaddadamma}{\if@farsi\fshaddadammaSAV\else\shaddadammaSAV\fi}%
\renewcommand{\shaddakasra}{\if@farsi\fshaddakasraSAV\else\shaddakasraSAV\fi}%
}
%
% The default value of \cs{Voclaizetrue} and \cs{vocalize}
%
\Vocalizetrue
\Vocalize
\def\ArabiStrut{\ifVocalize\ArabiStrutON\else\ArabiStrutOFF\fi}
\endinput
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