[DejaVu-bugs] [Bug 27977] Combining diacritics misplaced on capital letters in DejaVu Serif/Sans

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=27977

--- Comment #3 from Yao Ziyuan <yaoziyuan at gmail.com> 2011-09-12 09:06:39 PDT ---
(In reply to comment #2)
> I've hijacked a previous post, as this is problem is more widespread than the
> original poster realized. Combining diacritics on all versions of DejaVu do not
> place correctly for large or capital letters.  In addition, the tittle is not
> removed on the lowercase "i" when a diacritic is added.  Attached PDF is 

I have a workaround for the "i" issue. There is a Unicode character "dotless i"
(and even a "dotless j") to which you can add combining diacritics :-)

from
> Libreoffice/Linux showing the worst offeders.  On Windows/MSOffice, Aigue and
> Grave (u0300 and u0301) place correctly on only the simple vowels (AEIOU), but
> not the rest of the raised diacritics.  Compare to ttf-sil-charis (available in
> universe) in the attached PDF, where they all place correctly.  
> 
> I would be excited to have DejaVu as an out-of-the-box font that would work
> well for Cameroonian languages (mostly roman characters with the diacritics
> listed in the pdf), but this issue is holding us back and keeping us using the
> SIL fonts.  I was surprised not to find a reference to this already on
> bugzilla. versions of DejaVu do not place correctly for large or capital
> letters.  In addition, the tittle is not removed on the lowercase "i" when a
> diacritic is added.  Compare to ttf-sil-charis (available in universe) in the
> attached PDF, where they all place correctly.
> 
> Vertical placement is the priority, then we can talk horizontal placement.
> 
> I'm excited to see the complex diacritics like macron-grave included in the
> list. We would be excited to have DejaVu as an out-of-the-box font that would
> work well for Cameroonian languages (mostly roman characters with the
> diacritics listed in the pdf), but this issue is holding us back and keeping
> the country dependent on using our SIL fonts.
> 
> If this is something that must be done manually for letters and diacritics, I'm
> willing to do some of the work myself if someone will point me in right the
> direction or utility.
> 
> ~Matthew Lee
> Linguistic Technology Specialist
> SIL Cameroon

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