From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: Po Lu via "Bug reports for GNU Emacs, the Swiss army knife of text editors" Newsgroups: gmane.emacs.bugs Subject: bug#50660: 28.0.50; Text artifacting when the cursor moves over text under mouse face that originally displayed a box Date: Sat, 16 Oct 2021 08:18:25 +0800 Message-ID: <8735p1izzi.fsf@yahoo.com> References: <87czp6ysw7.fsf.ref@yahoo.com> <87a6jzvnpq.fsf@yahoo.com> <83o88fom1k.fsf@gnu.org> <871r5bvex8.fsf@yahoo.com> <83v92mkzft.fsf@gnu.org> <87k0j0rwo3.fsf@yahoo.com> <838rzbddfa.fsf@gnu.org> <878rzbd1w5.fsf@yahoo.com> <83wnmgkmok.fsf@gnu.org> <878ryvnain.fsf@yahoo.com> <83mtnbltyp.fsf@gnu.org> <87mtnblt35.fsf@yahoo.com> <83ilxzlsck.fsf@gnu.org> <877defls2w.fsf@yahoo.com> <83fst3lrwr.fsf@gnu.org> <87o87rkczt.fsf@yahoo.com> <83czo7lqrl.fsf@gnu.org> <87h7djkayk.fsf@yahoo.com> <83bl3rli53.fsf@gnu.org> <871r4njcum.fsf@yahoo.com> <83v91yiesj.fsf@gnu.org> Reply-To: Po Lu Mime-Version: 1.0 Content-Type: text/plain Injection-Info: ciao.gmane.io; 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Sat, 16 Oct 2021 00:18:33 +0000 Original-Received: by kubenode503.mail-prod1.omega.sg3.yahoo.com (VZM Hermes SMTP Server) with ESMTPA ID 023f3ed9d06c6effad4369b399f87aa5; Sat, 16 Oct 2021 00:18:29 +0000 (UTC) In-Reply-To: <83v91yiesj.fsf@gnu.org> (Eli Zaretskii's message of "Fri, 15 Oct 2021 16:43:56 +0300") X-Mailer: WebService/1.1.19116 mail.backend.jedi.jws.acl:role.jedi.acl.token.atz.jws.hermes.yahoo 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" Xref: news.gmane.io gmane.emacs.bugs:217337 Archived-At: Eli Zaretskii writes: > This part doesn't look right to me: FACE_FOR_CHAR could potentially > yield a face with a different font, but the glyph codes in the glyph > string will reference the previous font, because > get_glyph_face_and_encoding was called before the face was changed. But now that I think of it, what if the original font has different metrics than the mouse face? In that case, shouldn't s->font be the original font and not the font of the mouse face? Thanks. > Also, why did you not follow the more cautious code of xterm.c: > FACE_FROM_ID can abort if the face is not in the face cache. Thanks.