From: Daniel Colascione <dancol@dancol.org>
To: "Basil L. Contovounesios" <contovob@tcd.ie>,
Tina Russell <tinakellyrussell@gmail.com>
Cc: Julien Danjou <julien@danjou.info>, 34001@debbugs.gnu.org
Subject: bug#34001: 26.1.90; :distant-foreground face property fails to work in most cases
Date: Mon, 21 Jan 2019 18:09:39 -0500 [thread overview]
Message-ID: <8fee11d3-aaad-2173-f05e-05c83a84dbb4@dancol.org> (raw)
In-Reply-To: <87muntwrcx.fsf@tcd.ie>
On 1/21/19 5:58 PM, Basil L. Contovounesios wrote:
> Tina Russell <tinakellyrussell@gmail.com> writes:
>
>> I’m not the only one who’s noticed this; there’s a good StackExchange
>> thread from 2015 here:
>> https://emacs.stackexchange.com/questions/7982/ The author notes that
>> there should be a user option to set the amount of “distance” (between
>> foreground and background colors) that is required for
>> distant-foreground to kick in
>
> It would be nice if any work in this area took into consideration
> existing efforts by Julien Danjou (CCed) in lisp/net/shr-color.el
> (see e.g. user options shr-color-visible-luminance-min and
> shr-color-visible-distance-min and function shr-color-visible).
>
> For example, the library may end up either duplicating existing core
> logic, or prove sufficiently useful that it is moved to a less
> SHR-specific location (I'm just speculating).
>
>> , and adds that a good way to measure
>> color distance in real-world circumstances is described here:
>> http://web.mst.edu/~rhall/web_design/color_readability.html A commenter
>> suggested that he file a bug, but I can’t find an Emacs bug report
>> related to this issue, so I’m filing this now.
>
> FWIW, there has been some discussion of colour distances in bug#25525
> and bug#30295:
>
> https://debbugs.gnu.org/25525
> https://debbugs.gnu.org/30295
>
I think I had a proposal a long time ago to just call into lisp during
redisplay in order to compute the color composition.
prev parent reply other threads:[~2019-01-21 23:09 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-01-06 22:31 bug#34001: 26.1.90; :distant-foreground face property fails to work in most cases Tina Russell
2019-01-16 1:08 ` Federico Tedin
2019-01-20 3:20 ` Tina Russell
2019-01-20 17:15 ` Federico Tedin
2019-03-01 8:40 ` Eli Zaretskii
2019-03-01 12:44 ` Federico Tedin
2019-03-01 13:48 ` Eli Zaretskii
2019-01-21 22:58 ` Basil L. Contovounesios
2019-01-21 23:09 ` Daniel Colascione [this message]
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