[Libreoffice-bugs] [Bug 107204] Writer treats Hungarian Rovas (aka Old Hungarian) text as left-to-right script instead of right-to-left

[bugzilla-daemon at bugs.documentfoundation.org]

https://bugs.documentfoundation.org/show_bug.cgi?id=107204

--- Comment #16 from V Stuart Foote <vstuart.foote at utsa.edu> ---
(In reply to Eike Rathke from comment #14)
> It's flagged as CTL (so it shows up in the CTL language list) and RTL (for
> whatever queries for it). However, for text rendering this is irrelevant.
> Text rendering uses the code points' Bidi Class property assigned by the
> Unicode Standard, which for the Unicode block "Old Hungarian" 10C80:10CFF
> *is* RTL. 

OK can't argue with that.

> Given that was introduced with Unicode version 8.0, if it doesn't
> work it could be that LibreOffice was build against / is used with an ICU
> library that doesn't support Unicode 8 yet. For Unicode 8 support at least
> ICU 56 is needed. Any lower version will not do. The LibreOffice 5.3
> internal ICU is 58 but that is used only in builds provided by TDF, Linux
> distributions usually build against the ICU version available in their
> release.
> 

Unfortunately, for Windows builds I am using Clop'hs TDF configured TB62
Tinderbox for nightlies and his release builds. So on Windows at least the
correct ICU libraries do not help, yet the Unicode block is not rendered to
canvas RTL. So something is not right.

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