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From: Kenichi Handa <handa@gnu.org>
To: Eli Zaretskii <eliz@gnu.org>
Cc: 11860@debbugs.gnu.org, smias@yandex.ru
Subject: bug#11860: 24.1; Arabic - Harakat (diacritics, short vowels) don't appear
Date: Wed, 12 Sep 2012 22:14:50 +0900	[thread overview]
Message-ID: <878vcftmb9.fsf@gnu.org> (raw)
In-Reply-To: <83k3w0wivf.fsf@gnu.org> (message from Eli Zaretskii on Tue, 11 Sep 2012 20:48:36 +0300)

In article <83k3w0wivf.fsf@gnu.org>, Eli Zaretskii <eliz@gnu.org> writes:

> AFAICS, all Ffont_shape_gstring does is modify the FROM and TO
> components of the glyph-string.  For this to have any effect on the
> screen, these components need to be used by the drawing routines.  But
> the code in xterm.c and w32term.c that draws the composite characters
> (x_draw_composite_glyph_string_foreground) doesn't seem to use these
> components.  At least for w32term.c, we just draw the glyphs returned
> by the shaper, one by one.

Each grapheme cluster is a "display element" in the sense of
get_next_display_element.  get_next_display_element calls
next_element_from_composition which calls
composition_update_it which updates it->cmp_it.from and
it->cmp_it.to from FROM and TO elements for LGLYPH.

---
Kenichi Handa
handa@gnu.org





  reply	other threads:[~2012-09-12 13:14 UTC|newest]

Thread overview: 71+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-07-04  9:17 bug#11860: 24.1; Arabic - Harakat (diacritics, short vowels) don't appear Steffan
2012-07-04 20:22 ` Eli Zaretskii
2012-07-05 17:53 ` Steffan
2012-08-05  5:27 ` Steffan
2012-08-05 15:49   ` Eli Zaretskii
2012-08-13  0:02     ` Kenichi Handa
2012-08-18  2:45       ` Kenichi Handa
2012-08-18  7:14         ` Eli Zaretskii
2012-08-18  9:19           ` Kenichi Handa
2012-08-18 15:33             ` Eli Zaretskii
2012-08-19  7:32               ` YAMAMOTO Mitsuharu
2012-08-19 12:51                 ` Kenichi Handa
2012-08-19 13:20               ` Kenichi Handa
2012-08-19 18:44                 ` Eli Zaretskii
2012-08-19 18:53                   ` Werner LEMBERG
2012-08-20 17:24                   ` Eli Zaretskii
2012-08-19  3:02             ` Jason Rumney
2012-08-19 13:37               ` Kenichi Handa
2012-08-19 16:16                 ` Jason Rumney
2012-08-19 18:54                   ` Eli Zaretskii
2012-08-20 14:57                     ` Kenichi Handa
2012-08-20 17:16                       ` Eli Zaretskii
2012-08-21  9:20                         ` Kenichi Handa
2012-08-19 18:52                 ` Eli Zaretskii
2012-08-19 17:56               ` Eli Zaretskii
2012-08-19  4:34         ` YAMAMOTO Mitsuharu
2012-09-09  4:06           ` YAMAMOTO Mitsuharu
2012-09-11 14:49             ` Kenichi Handa
2012-09-11 17:48               ` Eli Zaretskii
2012-09-12 13:14                 ` Kenichi Handa [this message]
2012-09-12 16:34                   ` Eli Zaretskii
2012-09-13  6:07                     ` Kenichi Handa
2012-09-13 17:00                       ` Eli Zaretskii
2012-09-13 23:26                         ` Kenichi Handa
2012-09-16 12:03               ` Kenichi Handa
2012-09-16 12:41                 ` Eli Zaretskii
2012-09-16 15:43                   ` Stefan Monnier
2012-09-16 15:50                     ` Eli Zaretskii
2012-09-17 14:08                       ` Kenichi Handa
2012-09-17 16:58                         ` Stefan Monnier
2012-08-19 18:22         ` Eli Zaretskii
2012-08-21 13:16           ` Kenichi Handa
2012-08-21 17:32             ` Eli Zaretskii
2012-08-22  9:15               ` Kenichi Handa
2012-08-22 19:52 ` Steffan
2012-08-23  2:50   ` Eli Zaretskii
2012-08-22 21:40 ` Steffan
2012-08-23  2:49   ` Eli Zaretskii
2012-08-27 21:10 ` Steffan
2012-08-29  8:09   ` Kenichi Handa
2012-09-01 13:59     ` Eli Zaretskii
2012-09-03 13:55       ` Kenichi Handa
2012-09-03 15:53         ` Eli Zaretskii
2012-09-04  9:03           ` Kenichi Handa
2012-08-29  8:57 ` Steffan
2012-09-01 14:06   ` Eli Zaretskii
2012-09-03 15:31 ` Steffan
2012-09-03 16:28   ` Eli Zaretskii
2012-09-04 17:18   ` Eli Zaretskii
2012-09-03 16:24 ` Steffan
2012-09-03 17:49 ` Steffan
2012-09-06  2:09   ` YAMAMOTO Mitsuharu
2012-09-06  8:52 ` Steffan
2012-09-06  9:56   ` YAMAMOTO Mitsuharu
2012-09-06 10:47     ` Eli Zaretskii
2012-09-06 14:52 ` Steffan
2012-09-10 16:13 ` Steffan
2020-08-17 22:45 ` Stefan Kangas
2020-08-18  4:40   ` Eli Zaretskii
2020-08-18  9:47     ` Stefan Kangas
     [not found] <14231341502795@web11e.yandex.ru>
2012-07-05 17:16 ` Eli Zaretskii

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