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From: Eli Zaretskii <eliz@gnu.org>
To: David Kastrup <dak@gnu.org>
Cc: emacs-bidi@gnu.org, emacs-devel@gnu.org
Subject: Re: Re: Handling invisible text in bidirectional display
Date: Mon, 18 Jan 2010 03:52:00 -0500	[thread overview]
Message-ID: <E1NWnL6-0008Rs-3X@fencepost.gnu.org> (raw)
In-Reply-To: <87vdezykuq.fsf@lola.goethe.zz> (message from David Kastrup on Mon, 18 Jan 2010 07:42:53 +0100)

> From: David Kastrup <dak@gnu.org>
> Date: Mon, 18 Jan 2010 07:42:53 +0100
> Cc: emacs-devel@gnu.org
> 
> Eli Zaretskii <eliz@gnu.org> writes:
> 
> >> From: David Kastrup <dak@gnu.org>
> >>
> >> There also is a difference between invisibility and display properties
> >> here: if there is a display property on a letter "x", it is hard to see
> >> why several consecutive images should be reordered to be L->R.  Of
> >> course, one should argue that in the presence of L->R, people should
> >> take care to use the right "shadowed" character to match the intended
> >> left/rightness of the image.  But I think that is not really sane.  If
> >> we want display property material to have an explicit direction, it
> >> should be set with properties, not by some magic derivation from the
> >> underlying invisible text.
> >
> > I don't understand the use-case, and without it this reads like a
> > charade (what "x"? which "shadowed" characters? what images?).  Please
> > show a complete example, then I'll be able to reason about it.
> 
> Just find some JPG file into an Emacs buffer and look at the underlying
> presentation.

If you are talking about a display property whose value is an image,
then the discussion until now in this thread did not cover that
use-case.  At least what I wrote did not cover it.  I was talking only
about display properties whose value is a string.

  reply	other threads:[~2010-01-18  8:52 UTC|newest]

Thread overview: 30+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2010-01-16 16:54 Handling invisible text in bidirectional display Eli Zaretskii
2010-01-16 18:43 ` martin rudalics
2010-01-16 20:32   ` Eli Zaretskii
2010-01-17  8:59     ` martin rudalics
2010-01-17 19:06       ` Eli Zaretskii
2010-01-18  8:11         ` martin rudalics
2010-01-18  9:54           ` Eli Zaretskii
2010-01-18 10:39             ` martin rudalics
2010-01-18 12:35               ` Eli Zaretskii
2010-01-16 19:15 ` David Kastrup
2010-01-16 20:37   ` Eli Zaretskii
2010-01-17 16:05     ` Richard Stallman
2010-01-17 19:29       ` Eli Zaretskii
2010-01-17 20:17         ` David Kastrup
2010-01-17 20:39           ` Ehud Karni
2010-01-17 20:51           ` Eli Zaretskii
2010-01-18  6:42             ` David Kastrup
2010-01-18  8:52               ` Eli Zaretskii [this message]
2010-01-16 19:56 ` Stefan Monnier
2010-01-16 20:53   ` Eli Zaretskii
2010-01-17 16:04     ` Richard Stallman
2010-01-17 18:24       ` Eli Zaretskii
2010-01-18 11:56         ` Richard Stallman
2010-01-22 13:41       ` Bidi TODO (was: Handling invisible text in bidirectional display) Eli Zaretskii
2010-02-01 14:48         ` [emacs-bidi] " Ehud Karni
2010-01-18  1:27     ` Handling invisible text in bidirectional display Kenichi Handa
2010-01-18  4:00       ` Eli Zaretskii
2010-01-18  7:40         ` Kenichi Handa
2010-01-18  8:56           ` Eli Zaretskii
2010-01-18 11:09             ` Kenichi Handa

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