From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!.POSTED.blaine.gmane.org!not-for-mail From: Lars Ingebrigtsen Newsgroups: gmane.emacs.bugs Subject: bug#16840: 24.3.50; Jerky motion and up/down asymmetry scrolling images in Eww Date: Fri, 27 Sep 2019 16:12:31 +0200 Message-ID: <87muepomk0.fsf@gnus.org> References: <874n3rj4ng.fsf@moondust.localdomain> <83eh2v4kx6.fsf@gnu.org> <87y513rrue.fsf_-_@moondust.localdomain> <83fvnb2fbf.fsf@gnu.org> <87r3ib3rdi.fsf@gnus.org> <831tablzxh.fsf@gnu.org> <87h9j61nb1.fsf@gnus.org> <83fuyqlat2.fsf@gnu.org> <87ziwynyim.fsf@moondust.localdomain> <83ziwyjo6p.fsf@gnu.org> <87ftkjngf9.fsf@gnus.org> <83h84zkmof.fsf@gnu.org> <87muerm0v0.fsf@gnus.org> <83ftkjkkmc.fsf@gnu.org> <8736gjkk9i.fsf@gnus.org> <83blv6lxhf.fsf@gnu.org> <87tv8yj48c.fsf@gnus.org> <837e5ulwmt.fsf@gnu.org> Mime-Version: 1.0 Content-Type: text/plain Injection-Info: blaine.gmane.org; posting-host="blaine.gmane.org:195.159.176.226"; logging-data="107010"; mail-complaints-to="usenet@blaine.gmane.org" User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/27.0.50 (gnu/linux) Cc: nljlistbox2@gmail.com, 16840@debbugs.gnu.org To: Eli Zaretskii Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Fri Sep 27 17:50:56 2019 Return-path: Envelope-to: geb-bug-gnu-emacs@m.gmane.org Original-Received: from lists.gnu.org ([209.51.188.17]) by blaine.gmane.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.89) (envelope-from ) id 1iDsWD-000RcA-Ut for geb-bug-gnu-emacs@m.gmane.org; Fri, 27 Sep 2019 17:50:54 +0200 Original-Received: from localhost ([::1]:52678 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1iDsWB-0000WG-NT for geb-bug-gnu-emacs@m.gmane.org; Fri, 27 Sep 2019 11:50:51 -0400 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]:45702) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1iDqzY-0004WF-04 for bug-gnu-emacs@gnu.org; Fri, 27 Sep 2019 10:13:05 -0400 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1iDqzW-0002bQ-Oh for bug-gnu-emacs@gnu.org; Fri, 27 Sep 2019 10:13:03 -0400 Original-Received: from debbugs.gnu.org ([209.51.188.43]:39429) by eggs.gnu.org with esmtps (TLS1.0:RSA_AES_128_CBC_SHA1:16) (Exim 4.71) (envelope-from ) id 1iDqzW-0002bM-Lv for bug-gnu-emacs@gnu.org; Fri, 27 Sep 2019 10:13:02 -0400 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.84_2) (envelope-from ) id 1iDqzW-00005e-GA for bug-gnu-emacs@gnu.org; Fri, 27 Sep 2019 10:13:02 -0400 X-Loop: help-debbugs@gnu.org Resent-From: Lars Ingebrigtsen Original-Sender: "Debbugs-submit" Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Fri, 27 Sep 2019 14:13:02 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 16840 X-GNU-PR-Package: emacs Original-Received: via spool by 16840-submit@debbugs.gnu.org id=B16840.1569593558310 (code B ref 16840); Fri, 27 Sep 2019 14:13:02 +0000 Original-Received: (at 16840) by debbugs.gnu.org; 27 Sep 2019 14:12:38 +0000 Original-Received: from localhost ([127.0.0.1]:48250 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1iDqz8-00004w-Gm for submit@debbugs.gnu.org; Fri, 27 Sep 2019 10:12:38 -0400 Original-Received: from quimby.gnus.org ([80.91.231.51]:60216) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1iDqz4-0008WP-My for 16840@debbugs.gnu.org; Fri, 27 Sep 2019 10:12:35 -0400 Original-Received: from cm-84.212.202.86.getinternet.no ([84.212.202.86] helo=marnie) by quimby.gnus.org with esmtpsa (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.89) (envelope-from ) id 1iDqz1-0002J4-Gc; Fri, 27 Sep 2019 16:12:34 +0200 In-Reply-To: <837e5ulwmt.fsf@gnu.org> (Eli Zaretskii's message of "Thu, 26 Sep 2019 21:50:50 +0300") X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.18 Precedence: list X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] X-Received-From: 209.51.188.43 X-BeenThere: bug-gnu-emacs@gnu.org List-Id: "Bug reports for GNU Emacs, the Swiss army knife of text editors" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Original-Sender: "bug-gnu-emacs" Xref: news.gmane.org gmane.emacs.bugs:167390 Archived-At: Eli Zaretskii writes: > Your code generates an image whose height is smaller than the window > height, and in that case Emacs scrolls the entire image off the window > in one go, because all of the image was already visible once. Oh, the (set-frame-height (window-frame (selected-window)) 1000 nil t) bit didn't work? That was supposed to ensure that the window was shorter than the image... > If I decrease the frame height so that the image becomes taller than > the window, the image is scrolled partially until you had a chance to > see all of it, then the rest is scrolled away in one large step. This > is exactly how the code in simple.el is designed and implemented, so I > see no bug here. It might be how it's designed, but it's (as you can see from this bug report) behaviour that people find surprising. -- (domestic pets only, the antidote for overdose, milk.) bloggy blog: http://lars.ingebrigtsen.no