From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!.POSTED!not-for-mail From: "zentrope@fastmail.fm" Newsgroups: gmane.emacs.bugs Subject: bug#31904: scatch/ns-drawing Date: Sun, 19 Aug 2018 16:51:36 -0700 Message-ID: <1208BE02-F818-4699-B30B-2D9506126960@zentrope.com> References: <75680C09-827A-4AB3-A930-F132AE8463A1@zentrope.com> <5C8BCF98-F8C6-465F-99C0-728F25A47982@zentrope.com> <20180818140233.GA63685@breton.holly.idiocy.org> <6ACE4FB3-7829-40AB-A79D-24D44C08A833@zentrope.com> <776614A2-36FE-498B-81A1-F8B5ADC7FF88@zentrope.com> <20180819095907.GA98058@breton.holly.idiocy.org> NNTP-Posting-Host: blaine.gmane.org Mime-Version: 1.0 (Mac OS X Mail 12.0 \(3445.100.32\)) Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable X-Trace: blaine.gmane.org 1534722606 29117 195.159.176.226 (19 Aug 2018 23:50:06 GMT) X-Complaints-To: usenet@blaine.gmane.org NNTP-Posting-Date: Sun, 19 Aug 2018 23:50:06 +0000 (UTC) Cc: 31904@debbugs.gnu.org To: Alan Third Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Mon Aug 20 01:50:02 2018 Return-path: Envelope-to: geb-bug-gnu-emacs@m.gmane.org Original-Received: from lists.gnu.org ([208.118.235.17]) by blaine.gmane.org with esmtp (Exim 4.84_2) (envelope-from ) id 1frXSL-0007PI-4g for geb-bug-gnu-emacs@m.gmane.org; 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Sun, 19 Aug 2018 19:51:39 -0400 (EDT) Original-Received: from mailfrontend1 ([10.202.2.162]) by compute3.internal (MEProxy); Sun, 19 Aug 2018 19:51:39 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d= messagingengine.com; h=cc:content-transfer-encoding:content-type :date:from:in-reply-to:message-id:mime-version:references :subject:to:x-me-sender:x-me-sender:x-sasl-enc; s=fm3; bh=4trqLc egj9vwOI7oov3DmuCVWw2q2y0kTeqQLDVfr4E=; b=jMYVtgpFBk3c0gz+Scyjk6 ZwxfLH26Ng/m+XCYB5E2AozEBRhoG0GkbtfWqj9fTAeZnPEPR5zhLlz6GUpncBnN GnfWqVc9vi50rpq3JT0su3lG/3B0jHsrtyQKT096dayyCOp+vF+OIhTNlkwU1Ug9 QlAi8Lttdv2yOlLg0AYHWNWira/vfyFgBWVWyFIguTjQXNAqRb7owTxtqCV3ausw sY8cI45ZUMHv5QMaHYOVvO1VY5sCvunkdEk5UND3nnK2ytO3rcOBEdKlL7eEK4zL zR+CNu32VXS0o4DNYnqNmQXc6+aiV7/cRrO6xYOB60BoDSwAOPDVld1BzF2vDBhg == X-ME-Proxy: X-ME-Sender: Original-Received: from [192.168.0.7] (75-164-214-225.ptld.qwest.net [75.164.214.225]) by mail.messagingengine.com (Postfix) with ESMTPA id 90650E471F; Sun, 19 Aug 2018 19:51:38 -0400 (EDT) In-Reply-To: <20180819095907.GA98058@breton.holly.idiocy.org> X-Mailer: Apple Mail (2.3445.100.32) X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.18 Precedence: list X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] X-Received-From: 208.118.235.43 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.org@gnu.org Original-Sender: "bug-gnu-emacs" Xref: news.gmane.org gmane.emacs.bugs:149606 Archived-At: > On Aug 19, 2018, at 2:59 AM, Alan Third wrote: >=20 > On Sat, Aug 18, 2018 at 12:23:02PM -0700, zentrope@fastmail.fm wrote: >> Another wrinkle (emacs-26 with patch applied): >>=20 >> When I change my font, all the text disappears except for the current = line. >>=20 >> The text comes back if: >>=20 >> - I move the cursor over the affected areas. >> - I wait a bit (from the cursor line down renders). >> - Switch away to a non-Emacs window. >>=20 >> Seems like as soon as there=E2=80=99s a reason to paint the screen, = it comes back. >=20 > I take it the frame changes size when you change font? >=20 > If you evaluate this does the frame redraw right? >=20 > (set-frame-width nil 103) The frame=E2=80=99s size does not change (if you mean the window gets = narrower for a narrower font, say). The set-frame-width expression doesn=E2=80=99t make any difference when = I change from Monoco to Menlo and back. Another interesting thing: * The problem does NOT occur when changing the size of the font. * If I change the font (to Monaco), the screen blanks, but immediately = running a command to change the font size =E2=80=9Cfixes=E2=80=9D it. Seems that the font-change isn=E2=80=99t triggering a =E2=80=9Crepaint = the whole thing=E2=80=9D, rather, just repaint the line containing the = pointer. Functions involved in font-size change (really just set-face-attribute): (defun kfi/set-font-size (size) "Set the font SIZE." (interactive "nNew size: ") (set-face-attribute 'default nil :height size)) (defun kfi/font-size-up () "Shift font size up by 10 units." (interactive) (kfi/set-font-size (+ (face-attribute 'default :height) 10))) (defun kfi/font-size-down () "Shift font size down by 10 units." (interactive) (kfi/set-font-size (- (face-attribute 'default :height) 10)))