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Re: Compositions and bidi display (was: bug#5977: 24.0.50; Lao HELLO is
From: |
Kenichi Handa |
Subject: |
Re: Compositions and bidi display (was: bug#5977: 24.0.50; Lao HELLO is incorrectly displayed) |
Date: |
Mon, 26 Apr 2010 20:29:18 +0900 |
In article <address@hidden>, Eli Zaretskii <address@hidden> writes:
> Where I really need help is in getting compositions to work when text
> is reordered. Is it true that composition_reseat_it and its
> subroutines need to see the to-be-composed characters in strict
> logical order, i.e. left to right? Or can they also work if they see
> the characters to be composed in the reverse order?
All composition-related functions expect characters are in
logical order. The bottom-most library for OTF handling
(libotf) requires it because OpenType tables expect
characters in logical order. So, the bidi reordering must
happen after composition handling is done.
---
Kenichi Handa
address@hidden
- Re: Compositions and bidi display (was: bug#5977: 24.0.50; Lao HELLO is incorrectly displayed), Eli Zaretskii, 2010/04/23
- Re: Compositions and bidi display (was: bug#5977: 24.0.50; Lao HELLO is incorrectly displayed), Andreas Schwab, 2010/04/23
- Re: Compositions and bidi display (was: bug#5977: 24.0.50; Lao HELLO is incorrectly displayed), Kenichi Handa, 2010/04/25
- Re: Compositions and bidi display (was: bug#5977: 24.0.50; Lao HELLO is incorrectly displayed),
Kenichi Handa <=
- Re: Compositions and bidi display, Eli Zaretskii, 2010/04/26
- Re: Compositions and bidi display, Kenichi Handa, 2010/04/27
- Re: Compositions and bidi display, Eli Zaretskii, 2010/04/27
- Re: Compositions and bidi display, Kenichi Handa, 2010/04/27
- Re: Compositions and bidi display, Eli Zaretskii, 2010/04/28
- Re: Compositions and bidi display, Stefan Monnier, 2010/04/28
- Re: Compositions and bidi display, Eli Zaretskii, 2010/04/28
- Re: Compositions and bidi display, Kenichi Handa, 2010/04/29
- Re: Compositions and bidi display, Eli Zaretskii, 2010/04/30
- Re: Compositions and bidi display, Kenichi Handa, 2010/04/30