On Tue, Oct 01, 2013 at 11:20:52AM +0200, Hans Hagen wrote: > On 10/1/2013 10:05 AM, Marco Patzer wrote: > >On 2013–09–30 Hans Hagen wrote: > > > >>these are unrelated mechanisms where the first one just does some > >>pdf magic ... no feedback to tex about widths (ok, i could write > >>something better but never had and still don't have a reason for > >>that kind of low level pdf based approach to be really deeply > >>integrated) > > > >Thanks for the explanation. I was looking for a way to do slight > >letter spacing without breaking ligatures and thought I could > >leverage the stretch effect for that. > > well, we break ligatures because ligatures make no sense in that > kind of kerned text (if they make sense at all, but that's a > different issue
Some ligatures should not be broken in letter-spaced text, typically represented by rlig in OpenType, e.g. Fraktur ch, ck, ſt and tz ligatures: http://unifraktur.sourceforge.net/letterspacing.html Regards, Khaled ___________________________________________________________________________________ If your question is of interest to others as well, please add an entry to the Wiki! maillist : ntg-context@ntg.nl / http://www.ntg.nl/mailman/listinfo/ntg-context webpage : http://www.pragma-ade.nl / http://tex.aanhet.net archive : http://foundry.supelec.fr/projects/contextrev/ wiki : http://contextgarden.net ___________________________________________________________________________________
