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%D \module
%D [ file=hand-ini,
%D version=2008.02.12,
%D title=\CONTEXT\ Handling Macros,
%D subtitle=Initialization,
%D author=Hans Hagen,
%D date=\currentdate,
%D copyright={PRAGMA ADE \& \CONTEXT\ Development Team}]
%C
%C This module is part of the \CONTEXT\ macro||package and is
%C therefore copyrighted by \PRAGMA. See mreadme.pdf for
%C details.
%D Handling is implemented differently in \MKIV. Maybe I'll cook up
%D some compatibility hack.
% \definefontfeature[demo][default][mode=node,expansion=quality]
% \definefontfeature[demo][default][mode=node,protrusion=pure]
% experimental setup:
%
% \showframe \setupalign[hanging] \enabletrackers[fonts.protrusion]
%
% \definefontfeature[default] [default][mode=node,script=latn]
% %definefontfeature[whatever][default][mode=node,lfbd=yes,rtbd=yes,script=latn]
% \definefontfeature[whatever][default][mode=node,protrusion=quality]
% \definefontfeature[whocares][default][mode=node,protrusion=yes,opbd=yes,script=latn] % left|right|yes
%
% \definedfont[fxlbi.otf*default] \input tufte 0123456789 \par \dorecurse{15}{1 2 3 4 5 6 7 8 9 0 } \par
% \definedfont[fxlbi.otf*whatever] \input tufte 0123456789 \par \dorecurse{15}{1 2 3 4 5 6 7 8 9 0 } \par
% \definedfont[fxlbi.otf*whocares] \input tufte 0123456789 \par \dorecurse{15}{1 2 3 4 5 6 7 8 9 0 } \par
%
% %definefontfeature[whocares][default][mode=node,protrusion=2,opbd=yes,script=latn,featurefile=texgyrepagella-regularxx.fea]
% \definefontfeature[whocares][default][mode=node,protrusion=2,opbd=yes,script=latn]
%
% \definedfont[texgyrepagella-regularxx.otf*whocares] \input tufte
\unprotect
%D New stuff.
\unexpanded\def\setupfontexpansion {\dodoubleargument\dosetupfontexpansion }
\unexpanded\def\setupfontprotrusion{\dodoubleargument\dosetupfontprotrusion}
\def\dosetupfontexpansion [#1][#2]{\ctxcommand{setupfontexpansion ("#1","#2")}}
\def\dosetupfontprotrusion[#1][#2]{\ctxcommand{setupfontprotrusion("#1","#2")}}
% \setupfontprotrusion[quality-upright][vector=quality]
% \setupfontprotrusion[quality-slanted][vector=quality,right=1.5]
%D Old stuff.
\def\fonthandlingerror{\writestatus\m!fonts{font handling is replaced by features in mkiv}}
\def\enableadjusting {\pdfadjustspacing\plustwo } \let\enableexpansion \enableadjusting
\def\disableadjusting {\pdfadjustspacing\zerocount} \let\disableexpansion\disableadjusting
\def\enableprotruding {\pdfprotrudechars\plustwo }
\def\disableprotruding{\pdfprotrudechars\zerocount}
\appendtoks \disableadjusting \to \everyforgetall % Here or not here?
\appendtoks \disableprotruding \to \everyforgetall % Here or not here?
\unexpanded\def\startfonthandling #1{\fonthandlingerror\fonthandlingerror\gobbleuntil\stopfonthandling} % can't happen
\unexpanded\def\definefonthandling {\dotripleempty\dodefinefonthandling}
\unexpanded\def\setupfonthandling {\dodoubleempty\dosetupfonthandling }
\def\dodefinefonthandling[#1][#2][#3]{\fonthandlingerror}
\def\dosetupfonthandling [#1][#2]{\fonthandlingerror}
\def\usehandling [#1]{\fonthandlingerror}
%D Just to be sure, maybe users use it:
\let\fonthandling\empty
\protect \endinput
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