From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!not-for-mail From: =?iso-8859-1?Q?Jan_Dj=E4rv?= Newsgroups: gmane.emacs.devel Subject: Re: There should be an option to set the display size of an image to zero Date: Wed, 18 Sep 2013 17:18:55 +0200 Message-ID: References: <83li2wotfd.fsf@gnu.org> <87d2o76hkb.fsf@uwakimon.sk.tsukuba.ac.jp> <83hadjq4zf.fsf@gnu.org> <83a9jbpmvy.fsf@gnu.org> <837gefpgyt.fsf@gnu.org> <83vc1yobwl.fsf@gnu.org> NNTP-Posting-Host: plane.gmane.org Mime-Version: 1.0 (Mac OS X Mail 6.5 \(1508\)) Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: quoted-printable X-Trace: ger.gmane.org 1379517748 11312 80.91.229.3 (18 Sep 2013 15:22:28 GMT) X-Complaints-To: usenet@ger.gmane.org NNTP-Posting-Date: Wed, 18 Sep 2013 15:22:28 +0000 (UTC) Cc: feeley@iro.umontreal.ca, stephen@xemacs.org, Stefan Monnier , emacs-devel@gnu.org To: Eli Zaretskii Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Wed Sep 18 17:22:29 2013 Return-path: Envelope-to: ged-emacs-devel@m.gmane.org Original-Received: from lists.gnu.org ([208.118.235.17]) by plane.gmane.org with esmtp (Exim 4.69) (envelope-from ) id 1VMJaH-0006JD-0e for ged-emacs-devel@m.gmane.org; Wed, 18 Sep 2013 17:22:29 +0200 Original-Received: from localhost ([::1]:47604 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1VMJaG-0007LF-HB for ged-emacs-devel@m.gmane.org; Wed, 18 Sep 2013 11:22:28 -0400 Original-Received: from eggs.gnu.org ([2001:4830:134:3::10]:43322) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1VMJa8-0007Jz-6b for emacs-devel@gnu.org; Wed, 18 Sep 2013 11:22:25 -0400 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1VMJZz-000220-IJ for emacs-devel@gnu.org; Wed, 18 Sep 2013 11:22:20 -0400 Original-Received: from mail01.bdtv.se ([176.10.222.34]:44956) by eggs.gnu.org with smtp (Exim 4.71) (envelope-from ) id 1VMJWr-0000rh-8f for emacs-devel@gnu.org; Wed, 18 Sep 2013 11:18:57 -0400 Original-Received: (qmail 5461 invoked by uid 89); 18 Sep 2013 15:18:55 -0000 Original-Received: from h-46-59-42-57.na.cust.bahnhof.se (HELO coolsville.localdomain) (boel.djarv@bdtv.se@46.59.42.57) by mail01.bdtv.se with ESMTPA; 18 Sep 2013 15:18:55 -0000 Original-Received: from [172.20.199.13] (unknown [172.20.199.13]) by coolsville.localdomain (Postfix) with ESMTPSA id 0E4251A010E; Wed, 18 Sep 2013 15:18:55 +0000 (UTC) In-Reply-To: <83vc1yobwl.fsf@gnu.org> X-Mailer: Apple Mail (2.1508) X-detected-operating-system: by eggs.gnu.org: GNU/Linux 3.x X-Received-From: 176.10.222.34 X-BeenThere: emacs-devel@gnu.org X-Mailman-Version: 2.1.14 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-bounces+ged-emacs-devel=m.gmane.org@gnu.org Xref: news.gmane.org gmane.emacs.devel:163446 Archived-At: Hello. 18 sep 2013 kl. 08:56 skrev Eli Zaretskii : > One possible idea -- not sure if it fits the purpose -- is to overlay > transparent-background images on top of the displayed text, not unlike > what we do with mouse pointers. For this, I'd rather ask Jan to > comment, as this kind of graphics, most of which should be implemented > in the terminal-dependent display back-end, is way out of my area of > expertise. For the backends it is just a matter of putting an image glyph string at = the correct coordinates. I don't know if transparent images has been = tested well, but in theory that should be handeled already. So the display engine needs to make the appropriate image glyph string, = and send them to the backend after the text has been drawn. Jan D.