GNU bug report logs - #57140
New user option mouse-wheel-text-scale-buffer

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Message #35 received at 57140 <at> debbugs.gnu.org (full text, mbox):

From: Eli Zaretskii <eliz <at> gnu.org>
To: Tyler Grinn <tylergrinn <at> gmail.com>
Cc: 57140 <at> debbugs.gnu.org
Subject: Re: bug#57140: New user option mouse-wheel-text-scale-buffer
Date: Fri, 12 Aug 2022 08:36:00 +0300

> From: Tyler Grinn <tylergrinn <at> gmail.com>
> Cc: 57140 <at> debbugs.gnu.org
> Date: Thu, 11 Aug 2022 15:24:33 -0400
> 
> Eli Zaretskii <eliz <at> gnu.org> writes:
> 
> >> From: Tyler Grinn <tylergrinn <at> gmail.com>
> >> Cc: 57140 <at> debbugs.gnu.org
> >> Date: Thu, 11 Aug 2022 13:38:53 -0400
> >> 
> >> Eli Zaretskii <eliz <at> gnu.org> writes:
> >> 
> >> >> Sure, let me rephrase: for two-finger scrolling, it's hard to emit a
> >> >> single scroll event. With a smaller step size it is easier to get it
> >> >> close to the scale I want, but regardless of the step size, choosing an
> >> >> exact text scale is difficult. This leads to buffers having slightly
> >> >> different text scales.
> >> >
> >> > If that's the problem, shouldn't that be handled by techniques we use
> >> > in precision-scrolling?
> >> 
> >> Could you expand on that?
> >
> > Are you familiar with pixel-scroll-precision-mode?
> 
> Yes, but it's unclear which techniques you're referring to, or what is
> lacking from the proposed behavior.

I refer to that mode's use of mwheel-coalesce-scroll-events and the
pixel-scroll-precision-* variables.  That uses underlying capabilities
of using high-precision mouse events which are new in Emacs 29.

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