From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: Eli Zaretskii Newsgroups: gmane.emacs.devel Subject: Re: Entering emojis Date: Thu, 28 Oct 2021 08:56:57 +0300 Message-ID: <834k91vgie.fsf@gnu.org> References: <87cznths5j.fsf@gnus.org> <83zgqxymd3.fsf@gnu.org> <878rygj4gt.fsf@gnus.org> <83wnm0zz0q.fsf@gnu.org> <874k94j3rn.fsf@gnus.org> <83v91kzydh.fsf@gnu.org> <87tuh4holf.fsf@gnus.org> <822aec9d01909cecfc6c@heytings.org> <87a6iwhltf.fsf@gnus.org> <83tuh4zfg5.fsf@gnu.org> <87y26gfobr.fsf@gnus.org> <87tuh4f1ie.fsf@gnus.org> <0353A9DA-0041-4D71-8E1B-09FB07A5FD0F@acm.org> <87ilxialzw.fsf@igel.home> <831r46wj6r.fsf@gnu.org> <83fssmuxui.fsf@gnu.org> <83bl3aux6y.fsf@gnu.org> <835ytiuvm9.fsf@gnu.org> Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="14487"; mail-complaints-to="usenet@ciao.gmane.io" Cc: mattiase@acm.org, emacs-devel@gnu.org, schwab@linux-m68k.org, stefankangas@gmail.com, raman@google.com To: Gregory Heytings Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane-mx.org@gnu.org Thu Oct 28 07:58:03 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 1mfyQN-0003WB-8v for ged-emacs-devel@m.gmane-mx.org; Thu, 28 Oct 2021 07:58:03 +0200 Original-Received: from localhost ([::1]:57644 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1mfyQM-0006cd-53 for ged-emacs-devel@m.gmane-mx.org; Thu, 28 Oct 2021 01:58:02 -0400 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]:60180) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1mfyPN-0005Xl-HH for emacs-devel@gnu.org; Thu, 28 Oct 2021 01:57:01 -0400 Original-Received: from fencepost.gnu.org ([2001:470:142:3::e]:36616) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1mfyPL-0000fq-4P; Thu, 28 Oct 2021 01:56:59 -0400 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=gnu.org; s=fencepost-gnu-org; h=References:Subject:In-Reply-To:To:From:Date: mime-version; bh=4BUM+FpTn4j9j+zDYJNKfQRVdD/O3VzadkOU5EuzFEM=; b=D6NjLk9IIXkx eOHyYrsr7DqhlHrb1l4Jv/baNJTOXndaM80yFh1dRZ4zradzOJtKSus+TI4uN4V+7KYHg+hwbjFGI sXj6dQQIqLFuZ24Jp2T/wc78b3sz1MNBVCmcBqqb4jbB0UdBMi0B8fqTe0OXfn2I1IihNGM+8hrnR EdcAhHEYfht86m46lHZ/qzf6yUFbrbsqSmjG0AU4qDYDyeWpW7TZ9wOaDsSNJdynSsaKbS8EH5+qA PKUnzXKYH/WeNvxP1AzRQu+WiLbzpht1aVppBQFtI0XGbRi+qD5T/8mn7qqyqpeDH386L39UM6PhU 4n2ahcOVaoz7WDiApAuCkQ==; Original-Received: from [87.69.77.57] (port=1727 helo=home-c4e4a596f7) by fencepost.gnu.org with esmtpsa (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1mfyPJ-0005wW-AO; Thu, 28 Oct 2021 01:56:58 -0400 In-Reply-To: (message from Gregory Heytings on Wed, 27 Oct 2021 19:20:42 +0000) 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:278062 Archived-At: > Date: Wed, 27 Oct 2021 19:20:42 +0000 > From: Gregory Heytings > cc: raman@google.com, mattiase@acm.org, schwab@linux-m68k.org, > stefankangas@gmail.com, emacs-devel@gnu.org > > > https://en.wikipedia.org/wiki/Ancient_Egypt#Historical_development > > > > The layout in the vertical direction is completely incorrect in all of > > the images you show. Basically, it looks like the vertical layout of > > hieroglyphs above other hieroglyphs is either unsupported or doesn't > > work. > > It should, again if you look at the PDF I linked earlier, you'll see many > examples of up to four glyphs combined together, vertically and > horizontally. We don't know what software they used for layout, do we? > > Maybe I made mistakes in the composition machinery, and that's why it > > doesn't display correctly. But it sounds unlikely, because I see in > > your images glyphs that shouldn't be there (they are control characters > > which should disappear from display). Or maybe HarfBuzz doesn't yet > > support this script well enough. > > > > All this is possible, indeed, and I'd even say probable. What does hb-view show for that text with those fonts? If it shows correct display, the problem is somewhere in Emacs.