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.bugs Subject: bug#67794: 30.0.50; mouse-face is not respected on SVG images Date: Wed, 13 Dec 2023 17:08:42 +0200 Message-ID: <83cyvarvgl.fsf@gnu.org> References: <87plzb7eek.fsf@ledu-giraud.fr> <83sf47tumh.fsf@gnu.org> <87jzpjo6pa.fsf@ledu-giraud.fr> <877cljnzuh.fsf@ledu-giraud.fr> <83cyvbtjnk.fsf@gnu.org> <87r0jqms5r.fsf@ledu-giraud.fr> <83o7eus3a4.fsf@gnu.org> <87bkauyyvf.fsf@ledu-giraud.fr> Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 8bit Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="40526"; mail-complaints-to="usenet@ciao.gmane.io" Cc: 67794@debbugs.gnu.org, alan@idiocy.org To: Manuel Giraud Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Wed Dec 13 16:10:04 2023 Return-path: Envelope-to: geb-bug-gnu-emacs@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 1rDQs7-000AFX-Qi for geb-bug-gnu-emacs@m.gmane-mx.org; Wed, 13 Dec 2023 16:10:04 +0100 Original-Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1rDQrt-0005Yd-2l; Wed, 13 Dec 2023 10:09:49 -0500 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1rDQrq-0005YL-TV for bug-gnu-emacs@gnu.org; Wed, 13 Dec 2023 10:09:46 -0500 Original-Received: from debbugs.gnu.org ([2001:470:142:5::43]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1rDQrq-0003BH-L7 for bug-gnu-emacs@gnu.org; Wed, 13 Dec 2023 10:09:46 -0500 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.84_2) (envelope-from ) id 1rDQs6-0000tU-Bm for bug-gnu-emacs@gnu.org; Wed, 13 Dec 2023 10:10:02 -0500 X-Loop: help-debbugs@gnu.org Resent-From: Eli Zaretskii Original-Sender: "Debbugs-submit" Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Wed, 13 Dec 2023 15:10:02 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 67794 X-GNU-PR-Package: emacs Original-Received: via spool by 67794-submit@debbugs.gnu.org id=B67794.17024801613371 (code B ref 67794); Wed, 13 Dec 2023 15:10:02 +0000 Original-Received: (at 67794) by debbugs.gnu.org; 13 Dec 2023 15:09:21 +0000 Original-Received: from localhost ([127.0.0.1]:59532 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1rDQrN-0000sE-SK for submit@debbugs.gnu.org; Wed, 13 Dec 2023 10:09:21 -0500 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]:48928) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1rDQrI-0000ry-KK for 67794@debbugs.gnu.org; Wed, 13 Dec 2023 10:09:16 -0500 Original-Received: from fencepost.gnu.org ([2001:470:142:3::e]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1rDQqu-00037Y-BR; Wed, 13 Dec 2023 10:08:48 -0500 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=gnu.org; s=fencepost-gnu-org; h=MIME-version:References:Subject:In-Reply-To:To:From: Date; bh=u0MgTErmwrGkkXX6OR1oQ2oUA4qsGbSmk3OFTFRO8ns=; b=h7AzjX8YoJN3KEmihk86 Qmqh5SIh/OT2d7j9ph2n+XmvEG2HJhIpznD6kA+7NvSWfdH7ILRRUPjTFMNPcI2vppUd0GFlN1XrL flx3zygR9qj/Wx87QXVE8WbswOALWqun+3+6jKyvdu4t1tpKE6woUUqWDj8HED04fmd8o6PqqhRcZ +6TUpXFSA1cB3+uAh8CVS1Kc99gqXna3M+X/LjUQL3D2Zv58ox08lE/LPZ0ceGVqG17CwL4RCyLWd pD551WLaQ9H8Ewk1swoX/lxHXT79Iwg7Etza1goezqIkBxLy133wzV1xPjdWpyAGW1flgGkuBgYp6 yNP7zfI9P6bYCg==; In-Reply-To: <87bkauyyvf.fsf@ledu-giraud.fr> (message from Manuel Giraud on Wed, 13 Dec 2023 15:13:08 +0100) X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.18 Precedence: list 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-mx.org@gnu.org Original-Sender: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Xref: news.gmane.io gmane.emacs.bugs:276141 Archived-At: > From: Manuel Giraud > Cc: alan@idiocy.org, 67794@debbugs.gnu.org > Date: Wed, 13 Dec 2023 15:13:08 +0100 > > Eli Zaretskii writes: > > > It behaves exactly like a face, and has the same attributes, thus the > > MOUSE_FACE_ID enumeration. But it is handled specially by the display > > engine, because it changes the appearance depending on mouse pointer > > position, without any changes to the mouse-face definition itself. > > Ok and so my next question is: Is mouse highlight handled completely > outside the « regular » display engine? If so, I will never ever see a > lookup_image call with a face_id == MOUSE_FACE_ID, right? Right. mouse-highlight works differently than the "regular" display: it redraws already drawn portions of the screen by (re-)drawing the same glyphs with different colors. By contrast, lookup_image is called when a 'display' property is found during _generation_ of those glyphs, before showing them for the first time.