From: Lars Ingebrigtsen <larsi@gnus.org>
To: Juri Linkov <juri@linkov.net>
Cc: Stefan Kangas <stefan@marxist.se>, 38187@debbugs.gnu.org
Subject: bug#38187: 27.0.50; No mouse-wheel scaling on images
Date: Thu, 21 Nov 2019 13:11:02 +0100 [thread overview]
Message-ID: <87o8x54eg9.fsf@gnus.org> (raw)
In-Reply-To: <87h82ykur6.fsf@mail.linkov.net> (Juri Linkov's message of "Thu, 21 Nov 2019 01:12:17 +0200")
Juri Linkov <juri@linkov.net> writes:
> I noticed that using the mouse-wheel on images is not responsive enough.
> It takes too much time when every step of the mouse scrolling wheel
> needs to scale the image separately for every consecutive rescaling.
Yeah, users are more likely to issue a bunch of scroll wheel events
rapidly than hitting `+' at the same rate, I guess.
> So I experimented with debouncing - a new macro 'debounce' swallows
> all intermediate calls in quick succession to 'image--change-size',
> and executes only the last call in sequence.
>
> But actually it requires another better macro 'debounce-reduce'
> that accumulates the state from all calls by multiplying all
> intermediate scaling factors, and using the result on the final call:
Makes sense to me.
--
(domestic pets only, the antidote for overdose, milk.)
bloggy blog: http://lars.ingebrigtsen.no
next prev parent reply other threads:[~2019-11-21 12:11 UTC|newest]
Thread overview: 46+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-11-12 20:38 bug#38187: 27.0.50; No mouse-wheel scaling on images Juri Linkov
2019-11-14 12:48 ` Eli Zaretskii
2019-11-17 10:04 ` Lars Ingebrigtsen
2019-11-17 16:05 ` Eli Zaretskii
2019-11-17 16:07 ` Lars Ingebrigtsen
2019-11-17 21:20 ` Stefan Kangas
2019-11-17 22:42 ` Juri Linkov
2019-11-18 9:10 ` Lars Ingebrigtsen
2019-11-18 21:37 ` Juri Linkov
2019-11-19 3:31 ` Eli Zaretskii
2019-11-20 23:00 ` Juri Linkov
2019-11-21 3:35 ` Eli Zaretskii
2019-11-21 21:18 ` Alan Third
2019-11-21 22:51 ` Juri Linkov
2019-11-22 7:47 ` Eli Zaretskii
2019-11-21 21:26 ` Lars Ingebrigtsen
2019-11-21 22:57 ` Juri Linkov
2019-11-21 23:10 ` Lars Ingebrigtsen
2019-11-22 7:58 ` Eli Zaretskii
2019-11-22 7:51 ` Eli Zaretskii
2019-11-22 7:31 ` Eli Zaretskii
2019-11-22 12:41 ` Lars Ingebrigtsen
2019-11-22 9:50 ` Alan Third
2019-11-22 10:04 ` Eli Zaretskii
2019-11-22 10:33 ` Alan Third
2019-11-22 13:26 ` Eli Zaretskii
2019-11-19 8:09 ` Lars Ingebrigtsen
2019-11-20 23:12 ` Juri Linkov
2019-11-21 12:11 ` Lars Ingebrigtsen [this message]
2019-11-21 14:25 ` Eli Zaretskii
2019-11-21 22:45 ` Juri Linkov
2019-11-23 22:23 ` Juri Linkov
2019-11-27 11:58 ` Lars Ingebrigtsen
2019-11-17 23:01 ` Drew Adams
2019-11-18 9:08 ` Lars Ingebrigtsen
2019-11-19 14:49 ` Stefan Kangas
2019-11-19 15:27 ` Drew Adams
2019-11-19 16:07 ` Stefan Kangas
2019-11-19 16:12 ` Stefan Kangas
2019-11-19 16:27 ` Drew Adams
2019-11-21 0:01 ` Stefan Kangas
2019-11-21 0:41 ` Drew Adams
2019-11-19 16:31 ` Eli Zaretskii
2019-11-19 16:54 ` Stefan Kangas
2019-11-19 22:50 ` Juri Linkov
2019-11-19 17:27 ` Eli Zaretskii
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=87o8x54eg9.fsf@gnus.org \
--to=larsi@gnus.org \
--cc=38187@debbugs.gnu.org \
--cc=juri@linkov.net \
--cc=stefan@marxist.se \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
Code repositories for project(s) associated with this external index
https://git.savannah.gnu.org/cgit/emacs.git
https://git.savannah.gnu.org/cgit/emacs/org-mode.git
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.