[lltx] Italic correction

[Ulrike Fischer]

Am Fri, 1 Apr 2011 15:59:03 +0900 schrieb Dohyun Kim:


>> xetex and luatex have problems with the italic correction when they
>> use open type fonts. xetex seems to calculate at least in some
>> places an italic correction (but fails in the math too), in luatex
>> there is not italic correction at all.

>> I found some old discussions in the xetex list but nothing really
>> decisive about if and how the problem should/will be solved. Does
>> someone here knows more about it?

>> \documentclass[12pt]{article}
>>
>> \usepackage{fontspec}
>> \setmainfont{Times New Roman}
>> \makeatletter
>> \DeclareSymbolFont{letters}{\zf at enc}\rmdefault\mddefault\itdefault
>> %\DeclareSymbolFont{letters}{T1}{ptm}\mddefault\itdefault
>> \begin{document}
>>
>> {\itshape f}( {\itshape f\/}(  \emph{f}(  \textit{f}( \textit{f\/}(
>>
>> $f(a)$
>> \end{document}
>>
> 
> Under current lualatex, we cat get some effect close to italic
> correction with "+itlc" option:
> 
>     \setmainfont[ItalicFeatures={RawFeature=+itlc}]{Times New Roman}


Neat ;-).  That solves the one half of the problem. It would be
perhaps a good idea if fontspec would activate it by default for
lualatex. 


-- 
Ulrike Fischer