From mboxrd@z Thu Jan 1 00:00:00 1970 X-Msuck: nntp://news.gmane.io/gmane.comp.tex.context/43920 Path: news.gmane.org!not-for-mail From: "Thomas A. Schmitz" Newsgroups: gmane.comp.tex.context Subject: Re: fitting a picture to the available space Date: Thu, 11 Sep 2008 19:59:32 +0200 Message-ID: <8CF62E00-1F4E-4E9E-8AA8-85BB3F12DD50@uni-bonn.de> References: <396E487E-2550-48FB-BF43-BC51ED2388F4@uni-bonn.de> <48C8C8AA.8080003@wxs.nl> <115224fb0809110713w734719bl2c547d8897a0c442@mail.gmail.com> <3452072A-ED37-44F0-BC02-C4386C288080@uni-bonn.de> Reply-To: mailing list for ConTeXt users NNTP-Posting-Host: lo.gmane.org Mime-Version: 1.0 (Apple Message framework v926) Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit X-Trace: ger.gmane.org 1221156117 21903 80.91.229.12 (11 Sep 2008 18:01:57 GMT) X-Complaints-To: usenet@ger.gmane.org NNTP-Posting-Date: Thu, 11 Sep 2008 18:01:57 +0000 (UTC) To: mailing list for ConTeXt users Original-X-From: ntg-context-bounces@ntg.nl Thu Sep 11 20:02:50 2008 Return-path: Envelope-to: gctc-ntg-context-518@m.gmane.org Original-Received: from ronja.vet.uu.nl ([131.211.172.88] helo=ronja.ntg.nl) by lo.gmane.org with esmtp (Exim 4.50) id 1KdqV2-00021m-1I for gctc-ntg-context-518@m.gmane.org; Thu, 11 Sep 2008 20:02:36 +0200 Original-Received: from localhost (localhost [127.0.0.1]) by ronja.ntg.nl (Postfix) with ESMTP id EBF0F1FF54; Thu, 11 Sep 2008 20:01:28 +0200 (CEST) Original-Received: from ronja.ntg.nl ([127.0.0.1]) by localhost (smtp.ntg.nl [127.0.0.1]) (amavisd-new, port 10024) with LMTP id 22628-01-6; Thu, 11 Sep 2008 20:00:34 +0200 (CEST) Original-Received: from ronja.vet.uu.nl (localhost [127.0.0.1]) by ronja.ntg.nl (Postfix) with ESMTP id 8E4C31FF3B; Thu, 11 Sep 2008 20:00:32 +0200 (CEST) Original-Received: from localhost (localhost [127.0.0.1]) by ronja.ntg.nl (Postfix) with ESMTP id 56AD31FF4D for ; Thu, 11 Sep 2008 20:00:28 +0200 (CEST) Original-Received: from ronja.ntg.nl ([127.0.0.1]) by localhost (smtp.ntg.nl [127.0.0.1]) (amavisd-new, port 10024) with LMTP id 16464-03-5 for ; Thu, 11 Sep 2008 19:59:52 +0200 (CEST) Original-Received: from mailout08.t-online.de (mailout08.t-online.de [194.25.134.20]) by ronja.ntg.nl (Postfix) with ESMTP id 344B41FF3B for ; Thu, 11 Sep 2008 19:59:49 +0200 (CEST) Original-Received: from fwd11.aul.t-online.de by mailout08.sul.t-online.de with smtp id 1KdqSL-0002ze-04; Thu, 11 Sep 2008 19:59:49 +0200 Original-Received: from [192.168.0.2] (X7Qm74ZpZh0LamBy6rW0GGORa2FAbkMcwXv5P-Br4B51C2rwNlvvDtTaNmtBskuQav@[87.178.90.49]) by fwd11.aul.t-online.de with esmtp id 1KdqS5-1mkrJY0; Thu, 11 Sep 2008 19:59:33 +0200 In-Reply-To: <3452072A-ED37-44F0-BC02-C4386C288080@uni-bonn.de> X-Mailer: Apple Mail (2.926) X-ID: X7Qm74ZpZh0LamBy6rW0GGORa2FAbkMcwXv5P-Br4B51C2rwNlvvDtTaNmtBskuQav@t-dialin.net X-TOI-MSGID: 7d511aef-7aba-4a6b-8c00-cfde4fcbbd70 X-Virus-Scanned: amavisd-new at ntg.nl X-BeenThere: ntg-context@ntg.nl X-Mailman-Version: 2.1.9 Precedence: list List-Id: mailing list for ConTeXt users List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Original-Sender: ntg-context-bounces@ntg.nl Errors-To: ntg-context-bounces@ntg.nl X-Virus-Scanned: amavisd-new at ntg.nl Xref: news.gmane.org gmane.comp.tex.context:43920 Archived-At: On Sep 11, 2008, at 6:20 PM, Thomas A. Schmitz wrote: >> \starttext >> >> \start >> >> \setbox\scratchbox\vbox{\externalfigure[mill]} >> >> \dimen0=\wd\scratchbox >> \dimen2=\ht\scratchbox >> >> \framed[frame=on,strut=no,width=8cm,height=2cm] >> {\dimen1=\hsize \divide\dimen1 by \dimen0 >> \dimen3=\vsize \divide\dimen3 by \dimen2 >> \ifdim\dimen1>\dimen3 >> \externalfigure[mill][height=\vsize] >> \else >> \externalfigure[mill][width=\hsize] >> \fi} >> >> \framed[frame=on,strut=no,width=2cm,height=8cm] >> {\dimen1=\hsize \divide\dimen1 by \dimen0 >> \dimen3=\vsize \divide\dimen3 by \dimen2 >> \ifdim\dimen1>\dimen3 >> \externalfigure[mill][height=\vsize] >> \else >> \externalfigure[mill][width=\hsize] >> \fi} >> >> \stop >> >> \stoptext >> >> Wolfgang > > Wolfgang, > > as always, you're a source of wisdom and knowledge... Just I > understand this correctly and can adapt it to my macro: \dimen1= > \hsize: here \hsize refers to the size of the \framed inside which > we're operating, right? And another question: I get an error "! Illegal unit of measure (pt inserted)." Is it really possible to divide a dimension by another dimension? Not according to what I read here: http://www.tug.org/utilities/plain/cseq.html#divide-rp "must be a nonzero integer." See, I'm far from being a native speaker of TeX... Best Thomas ___________________________________________________________________________________ If your question is of interest to others as well, please add an entry to the Wiki! maillist : ntg-context@ntg.nl / http://www.ntg.nl/mailman/listinfo/ntg-context webpage : http://www.pragma-ade.nl / http://tex.aanhet.net archive : https://foundry.supelec.fr/projects/contextrev/ wiki : http://contextgarden.net ___________________________________________________________________________________