From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!.POSTED.blaine.gmane.org!not-for-mail From: Eli Zaretskii Newsgroups: gmane.emacs.devel Subject: Re: [Patch]: Allow overlay arrows to be inserted before the text at column zero rather than splatting it. Date: Mon, 19 Aug 2019 17:46:11 +0300 Message-ID: <8336hxmcwc.fsf@gnu.org> References: <20190818134804.GA31509@ACM> <83mug6mtjy.fsf@gnu.org> <20190818161530.GB31509@ACM> <83imqumo7i.fsf@gnu.org> <20190818184356.GC31509@ACM> Injection-Info: blaine.gmane.org; posting-host="blaine.gmane.org:195.159.176.226"; logging-data="130501"; mail-complaints-to="usenet@blaine.gmane.org" Cc: acm@muc.de, emacs-devel@gnu.org To: Stefan Monnier Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Mon Aug 19 16:46:58 2019 Return-path: Envelope-to: ged-emacs-devel@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 1hzivx-000Xp7-9W for ged-emacs-devel@m.gmane.org; Mon, 19 Aug 2019 16:46:57 +0200 Original-Received: from localhost ([::1]:52158 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1hzivv-0003d9-QX for ged-emacs-devel@m.gmane.org; Mon, 19 Aug 2019 10:46:55 -0400 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]:39100) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1hzivD-000392-LY for emacs-devel@gnu.org; Mon, 19 Aug 2019 10:46:12 -0400 Original-Received: from fencepost.gnu.org ([2001:470:142:3::e]:53983) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1hzivC-0000DC-EX; Mon, 19 Aug 2019 10:46:10 -0400 Original-Received: from [176.228.60.248] (port=1611 helo=home-c4e4a596f7) by fencepost.gnu.org with esmtpsa (TLS1.2:RSA_AES_256_CBC_SHA1:256) (Exim 4.82) (envelope-from ) id 1hzivA-0004x2-BZ; Mon, 19 Aug 2019 10:46:09 -0400 In-reply-to: (message from Stefan Monnier on Mon, 19 Aug 2019 05:30:24 -0400) X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] X-BeenThere: emacs-devel@gnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: "Emacs development discussions." List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Original-Sender: "Emacs-devel" Xref: news.gmane.org gmane.emacs.devel:239459 Archived-At: > From: Stefan Monnier > Cc: Eli Zaretskii , emacs-devel@gnu.org > Date: Mon, 19 Aug 2019 05:30:24 -0400 > > >> I think it's a general consensus that the "overlay arrow" feature > >> should be walked away of, and at some point should be deprecated. > >> I'd prefer not to base new code on that kludge. > > I didn't know there's a consensus around that, but I'm happy to > hear it and I'm definitely in agreement with that consensus. See? we already have a consensus. > Indeed. Tho, IMO the implementation shouldn't be done in the glyph > matrix but in an additional layer drawn on top of the rending of the > glyph matrix (this way it can work even when the "hidden" text uses > proportional fonts, or a different size, or an image, ...). We can do all that on the glyph matrix level, it just is more tedious than the current simplistic implementation. There's also the display margin alternative...