From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: "Paul W. Rankin" via "Emacs development discussions." Newsgroups: gmane.emacs.devel Subject: Re: Horizontal centering in the display engine Date: Thu, 15 Apr 2021 23:05:47 +1000 Organization: By Dasein Message-ID: <9df14b0b19dfda98a12898997453c435@bydasein.com> References: <66A8ED9D-F4C1-4DC0-9D8D-7EB82EA82DF4@bydasein.com> <83zgy0xc30.fsf@gnu.org> Reply-To: "Paul W. Rankin" Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII; format=flowed Content-Transfer-Encoding: 7bit Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="33165"; mail-complaints-to="usenet@ciao.gmane.io" User-Agent: Purely Mail via Roundcube/1.4.10 Cc: emacs-devel@gnu.org, Eli Zaretskii , sbaugh@catern.com To: Stefan Monnier Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane-mx.org@gnu.org Thu Apr 15 15:13:17 2021 Return-path: Envelope-to: ged-emacs-devel@m.gmane-mx.org Original-Received: from lists.gnu.org ([209.51.188.17]) by ciao.gmane.io with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1lX1o5-0008XM-Lp for ged-emacs-devel@m.gmane-mx.org; Thu, 15 Apr 2021 15:13:17 +0200 Original-Received: from localhost ([::1]:56532 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1lX1o4-0007Li-Nw for ged-emacs-devel@m.gmane-mx.org; Thu, 15 Apr 2021 09:13:16 -0400 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]:56464) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1lX1hM-0000yQ-1a for emacs-devel@gnu.org; Thu, 15 Apr 2021 09:06:20 -0400 Original-Received: from sendmail.purelymail.com ([34.202.193.197]:49248) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1lX1hH-0002zq-ET for emacs-devel@gnu.org; Thu, 15 Apr 2021 09:06:19 -0400 DKIM-Signature: a=rsa-sha256; b=SpEMLeVI1P3BHCxaAqBmwGKsa4Pa5TcQf47Do7szbuBekJIpcfWAsPkB6T6UguU/j5hdQ9MLomtAOkTL6+++knMy9RVLrXfij/aUsl3DoyBsiieDaJ0EhOhqvKs7dPPZwvaC29wikYqIQmfkSAilTi0UkXkVKfQCELZ4MALb3T/PLtC6x2WCzi/qF+lyoc9YyVEbFv5B2b/mgS3uSLpAf+sj7NcYUfv/5a6EbEWMATctc+uGKUC+r4HIKYno2059G0wAL+rOX1oKeUFVhB/lBBkxDJY9ZBCaLfVreNqGZLeA0/c3nDERi4zRH/IDREgEzo3Kf8A3DxgiSLhCC0w0vQ==; s=purelymail2; d=bydasein.com; v=1; bh=ywSfPTF8cJiojwcL5R0bCU0QJDapbZaj+6YPntOwFOw=; h=Received:From:To; DKIM-Signature: a=rsa-sha256; b=cHWRlCX+muT4S6rwne8GncnGavp1IhA17vFf1IBpmmKSD1lTYeK3eDsy7206QDVBZIFFhsDnbOZZdJot4VWHUlX+Jzxc3BNXiOvFPfqlLL0V2xiRbiSCJsoTgan4/nE4i/24vgif6jOU8HAAsPQIZHHpyRE/swGTZIDFd5+7TeJZvT27ETd2PhfryTcP62vvmDXEZfkVJ34gYjQs2r5zqv4W5gYzai97voVSWnF3s/SGxocBIEGo62Vo57+sx5n5ohLZbhzPRT0mDWzKOnzIPxCbYLeSyB0sMn+IEifwUxvJWzfsMOjMbVCMhqS5P+OuoGA8GC/KTKYppKnzc3Fqvw==; s=purelymail2; d=purelymail.com; v=1; bh=ywSfPTF8cJiojwcL5R0bCU0QJDapbZaj+6YPntOwFOw=; h=Feedback-ID:Received:From:To; Feedback-ID: 791:353:null:purelymail X-Pm-Original-To: emacs-devel@gnu.org Original-Received: by ip-172-30-0-247.ec2.internal (JAMES SMTP Server ) with ESMTPA ID 1141105467; Thu, 15 Apr 2021 13:05:47 +0000 (UTC) In-Reply-To: X-Sender: pwr@bydasein.com Received-SPF: pass client-ip=34.202.193.197; envelope-from=pwr@bydasein.com; helo=sendmail.purelymail.com X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, SPF_HELO_PASS=-0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action 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-mx.org@gnu.org Original-Sender: "Emacs-devel" Xref: news.gmane.io gmane.emacs.devel:268091 Archived-At: On 2021-04-15 22:43, Stefan Monnier wrote: > That won't handle the case where the text is displayed in several > windows at the same time. Sure, but it's a much narrower case than that; the same buffer needs to be displayed in multiple windows with different widths and displaying the same centred line. A buffer could still be scrolled to different positions and correctly display different centred lines (e.g. at beginning and end of buffer).