From mboxrd@z Thu Jan 1 00:00:00 1970 X-Msuck: nntp://news.gmane.io/gmane.comp.tex.context/36966 Path: news.gmane.org!not-for-mail From: "Wolfgang Schuster" Newsgroups: gmane.comp.tex.context Subject: Re: need help with creating a grid with context Date: Thu, 11 Oct 2007 09:27:45 +0200 Message-ID: <115224fb0710110027r35bfa638j86b3b8b71b385779@mail.gmail.com> References: <470C933B.1060308@gmx.net> Reply-To: mailing list for ConTeXt users NNTP-Posting-Host: lo.gmane.org Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit X-Trace: sea.gmane.org 1192089322 21742 80.91.229.12 (11 Oct 2007 07:55:22 GMT) X-Complaints-To: usenet@sea.gmane.org NNTP-Posting-Date: Thu, 11 Oct 2007 07:55:22 +0000 (UTC) To: "mailing list for ConTeXt users" Original-X-From: ntg-context-bounces@ntg.nl Thu Oct 11 09:55:20 2007 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 1Ifst6-0007Yq-1R for gctc-ntg-context-518@m.gmane.org; Thu, 11 Oct 2007 09:55:20 +0200 Original-Received: from localhost (localhost [127.0.0.1]) by ronja.ntg.nl (Postfix) with ESMTP id A72081FA85; Thu, 11 Oct 2007 09:55:13 +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 12495-06-2; Thu, 11 Oct 2007 09:55:10 +0200 (CEST) Original-Received: from ronja.vet.uu.nl (localhost [127.0.0.1]) by ronja.ntg.nl (Postfix) with ESMTP id 8822D1FB51; Thu, 11 Oct 2007 09:27:59 +0200 (CEST) Original-Received: from localhost (localhost [127.0.0.1]) by ronja.ntg.nl (Postfix) with ESMTP id A773F1FB51 for ; Thu, 11 Oct 2007 09:27:55 +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 11399-01-3 for ; Thu, 11 Oct 2007 09:27:48 +0200 (CEST) Original-Received: from wx-out-0506.google.com (wx-out-0506.google.com [66.249.82.224]) by ronja.ntg.nl (Postfix) with ESMTP id 3B6791FB2D for ; Thu, 11 Oct 2007 09:27:46 +0200 (CEST) Original-Received: by wx-out-0506.google.com with SMTP id i27so476290wxd for ; Thu, 11 Oct 2007 00:27:46 -0700 (PDT) Original-Received: by 10.90.118.8 with SMTP id q8mr2491923agc.1192087665806; Thu, 11 Oct 2007 00:27:45 -0700 (PDT) Original-Received: by 10.90.70.1 with HTTP; Thu, 11 Oct 2007 00:27:45 -0700 (PDT) In-Reply-To: <470C933B.1060308@gmx.net> Content-Disposition: inline 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:36966 Archived-At: 2007/10/10, Peter Rolf : > Hi Peter, > > MASON Peter J schrieb: > > I'm trying to layout a grid of bullets. The results isn't the expected > > one. Perhaps someone could offer help here? Thanks. > > > > Here's the sort of thing I'm doing .... > > > > \setuplayout[leftmargin=0pt, leftmargindistance=0pt, backspace=0pt, > > rightmargin=0pt, rightmargindistance=0pt, cutspace=0pt, width=middle, > > topspace=0pt, header=0pt, headerdistance=0pt, footer=0pt, > > footerdistance=0pt, bottomspace=0pt, height=middle] > > > > %\showlayout > > > > \starttext > > \setuppositioning[unit=cm] > > \startpositioning > > \newcount\Row > > > > \Row = 0 > > \loop > > { > ^^ > > \newcount\Col > > > ^^ > > \Col = 0 > > \loop > > \position(\Col, \Row) {$\bullet$} > > \ifnum\Col < 14 > > \advance\Col by 1 > > \repeat > > } > ^^ > > \ifnum\Row < 36 > > \advance\Row by 1 > > \repeat > > \stoppositioning > > \stoptext > > > You introduce "spurious spaces" (line break sometimes adds a space) in > you loops. See > > http://tug.ctan.org/tex-archive/info/texbytopic/ > > if you want to learn more about it. > > > \starttext > \setuppositioning[unit=cm] > \startpositioning > \newcount\Row > \newcount\Col > > \Row=0 > \dorecurse{36} > {\Col=0 > \dorecurse{14} > {\position(\Col,\Row){$\bullet$} > \advance\Col by 1 > }% > \advance\Row by 1 > } > \stoppositioning > \stoptext > > > Remove the comment sign behind the inner loop and see what happens. > > Also see > > http://wiki.contextgarden.net/System_Macros/Loops_and_Recursion > > for the nicer ConTeXt loop macros. > > > Best wishes, Peter Hi, there is smarter and better solution than loop for doing this work, you can use leaders. I prefer myself xledaers in this example (alternative b). \defineoverlay[PageGrid][\PageGrid] \setupbackgrounds[page][background=PageGrid,offset=5mm] \starttext % alternative a: \def\PageGrid {\setbox\scratchbox\hbox to\dimexpr\paperwidth-1cm\relax {\leaders\hbox to 1cm{\hss$\bullet$\hss}\hfill}% \vbox to\dimexpr\paperheight-1cm\relax {\leaders\vbox to 1cm{\vss\box\scratchbox\vss}\vfill}} \page[empty] % alternative b: \def\PageGrid {\setbox\scratchbox\hbox to\dimexpr\paperwidth-1cm\relax {\xleaders\hbox to 1cm{\hss$\bullet$\hss}\hfill}% \vbox to\dimexpr\paperheight-1cm\relax {\xleaders\vbox to 1cm{\vss\box\scratchbox\vss}\vfill}} \page[empty] % alternative c: \def\PageGrid {\setbox\scratchbox\hbox to\dimexpr\paperwidth-1cm\relax {\cleaders\hbox to 1cm{\hss$\bullet$\hss}\hfill}% \vbox to\dimexpr\paperheight-1cm\relax {\cleaders\vbox to 1cm{\vss\box\scratchbox\vss}\vfill}} \page[empty] \stoptext Wolfgang ___________________________________________________________________________________ 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 ___________________________________________________________________________________