From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!not-for-mail From: martin rudalics Newsgroups: gmane.emacs.devel Subject: Re: Pixel-based display functions Date: Sat, 31 Jan 2015 22:37:43 +0100 Message-ID: <54CD4B27.4080201@gmx.at> References: <874mrb1t62.fsf_-_@building.gnus.org> <87vbjrl49k.fsf@violet.siamics.net> <8361bqogah.fsf@gnu.org> <87k306pfi9.fsf@building.gnus.org> <87egqekrd7.fsf@building.gnus.org> <877fw53eat.fsf@building.gnus.org> <877fw4zsdv.fsf@building.gnus.org> <831tmcn4k4.fsf@gnu.org> <87386szq1w.fsf@building.gnus.org> <83wq44ljm9.fsf@gnu.org> <87vbjowlqv.fsf@building.gnus.org> <83oapglbx6.fsf@gnu.org> <83lhkkl23i.fsf@gnu.org> <83bnlgkl1s.fsf@gnu.org> <837fw3l7uz.fsf@gnu.org> NNTP-Posting-Host: plane.gmane.org Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-15; format=flowed Content-Transfer-Encoding: 7bit X-Trace: ger.gmane.org 1422740293 16793 80.91.229.3 (31 Jan 2015 21:38:13 GMT) X-Complaints-To: usenet@ger.gmane.org NNTP-Posting-Date: Sat, 31 Jan 2015 21:38:13 +0000 (UTC) Cc: larsi@gnus.org, emacs-devel@gnu.org To: Stefan Monnier , Eli Zaretskii Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Sat Jan 31 22:38:10 2015 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 1YHfk2-0001K3-AO for ged-emacs-devel@m.gmane.org; Sat, 31 Jan 2015 22:38:10 +0100 Original-Received: from localhost ([::1]:42873 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1YHfk1-00021C-K5 for ged-emacs-devel@m.gmane.org; Sat, 31 Jan 2015 16:38:09 -0500 Original-Received: from eggs.gnu.org ([2001:4830:134:3::10]:49045) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1YHfjy-0001zR-OT for emacs-devel@gnu.org; Sat, 31 Jan 2015 16:38:07 -0500 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1YHfjy-0002iY-0k for emacs-devel@gnu.org; Sat, 31 Jan 2015 16:38:06 -0500 Original-Received: from mout.gmx.net ([212.227.15.19]:62258) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1YHfjt-0002i5-W6; Sat, 31 Jan 2015 16:38:02 -0500 Original-Received: from [88.117.62.247] ([88.117.62.247]) by mail.gmx.com (mrgmx001) with ESMTPSA (Nemesis) id 0LiDKt-1Xw8Pp0xeN-00nQSc; Sat, 31 Jan 2015 22:37:54 +0100 In-Reply-To: X-Provags-ID: V03:K0:wY5n6q9G0/mAj/2f1R3PTsJs3zAmmY/v0oCB3lj0rjkjf2f229P Cm8J4MYpoPEFLc+PcDGnosB4kpPlaBN6xLz0++iMF0h/XGVio04uGimc22sPwIZagwqJDt9 t3uiGtgFAbcfTQyCTd+Z+co3oOLxUtMds/aO2HRHTxDkvF9+ljf7KfHYAvmW9bXZKwfHXsF mIu9UgExxaMzfT+gpCdpg== X-UI-Out-Filterresults: notjunk:1; X-detected-operating-system: by eggs.gnu.org: GNU/Linux 3.x [generic] X-Received-From: 212.227.15.19 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:182147 Archived-At: > AFAICT he wants to compute the pixel length of a chunk of text. > I don't see why we can't export to Elisp a C function that does that > re-using the same machinery used by the redisplay (and by vertical-motion). `window-text-pixel-size' is one attempt to do that. martin