From mboxrd@z Thu Jan 1 00:00:00 1970 X-Msuck: nntp://news.gmane.io/gmane.comp.tex.context/42733 Path: news.gmane.org!not-for-mail From: "Wolfgang Schuster" Newsgroups: gmane.comp.tex.context Subject: Re: hiding content Date: Fri, 25 Jul 2008 08:29:39 +0200 Message-ID: <115224fb0807242329x58ac387cte320fc62b187cb3f@mail.gmail.com> References: <326847810807240351g5ad3fb5bs630f893ff3d73cc9@mail.gmail.com> <326847810807240534t3033b46bhc728e49c9402e8da@mail.gmail.com> <115224fb0807240603j6dd8a4e0rdf361e5b33d74c83@mail.gmail.com> <326847810807240621s33ee5555gc4e6024e00528cd2@mail.gmail.com> <115224fb0807240632o5665794j7a3848ecfcf91b19@mail.gmail.com> <20080724194307.GA18010@gaston.couberia.bzh> Reply-To: mailing list for ConTeXt users NNTP-Posting-Host: lo.gmane.org Mime-Version: 1.0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable X-Trace: ger.gmane.org 1216967482 32219 80.91.229.12 (25 Jul 2008 06:31:22 GMT) X-Complaints-To: usenet@ger.gmane.org NNTP-Posting-Date: Fri, 25 Jul 2008 06:31:22 +0000 (UTC) To: "mailing list for ConTeXt users" Original-X-From: ntg-context-bounces@ntg.nl Fri Jul 25 08:32:10 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 1KMGqX-00024F-3B for gctc-ntg-context-518@m.gmane.org; Fri, 25 Jul 2008 08:32:09 +0200 Original-Received: from localhost (localhost [127.0.0.1]) by ronja.ntg.nl (Postfix) with ESMTP id AAA291FCB1; Fri, 25 Jul 2008 08:31:12 +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 17347-01-4; Fri, 25 Jul 2008 08:30:26 +0200 (CEST) Original-Received: from ronja.vet.uu.nl (localhost [127.0.0.1]) by ronja.ntg.nl (Postfix) with ESMTP id 82D731FC66; Fri, 25 Jul 2008 08:30:25 +0200 (CEST) Original-Received: from localhost (localhost [127.0.0.1]) by ronja.ntg.nl (Postfix) with ESMTP id A5ED21FC3E for ; Fri, 25 Jul 2008 08:30:19 +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 17347-01-3 for ; Fri, 25 Jul 2008 08:29:42 +0200 (CEST) Original-Received: from an-out-0708.google.com (an-out-0708.google.com [209.85.132.241]) by ronja.ntg.nl (Postfix) with ESMTP id C0B581FC66 for ; Fri, 25 Jul 2008 08:29:40 +0200 (CEST) Original-Received: by an-out-0708.google.com with SMTP id c8so695337ana.14 for ; Thu, 24 Jul 2008 23:29:39 -0700 (PDT) Original-Received: by 10.100.120.6 with SMTP id s6mr2198666anc.72.1216967379411; Thu, 24 Jul 2008 23:29:39 -0700 (PDT) Original-Received: by 10.100.109.20 with HTTP; Thu, 24 Jul 2008 23:29:39 -0700 (PDT) In-Reply-To: <20080724194307.GA18010@gaston.couberia.bzh> 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:42733 Archived-At: On Thu, Jul 24, 2008 at 9:43 PM, Peter M=FCnster wrote: > On Thu, Jul 24 2008, Wolfgang Schuster wrote: > >> > Enabling people to view the pdf preview version (limited, containing >> > excerpts) before acquiring the full version. >> >> In this case the solution offered in the thread are no solution for your, >> it's too easy for the customers to make the hidden content visible. > > Shouldn't it be very easy with MKIV, to replace the content to hide with > whatever you want? > Examples: > - the replacement are only the corresponding line-skips this is easy if the text is a complete paragraph and no linebreaks are involved but it's going to be complicated with headers, linebreaks, tables, figures etc. > - the replacement are random letters printed in white % engine=3Dluatex \definestartstop [randomized] [before=3D{\bgroup\setcharactercasing[5]}, after=3D\egroup] \starttext \input knuth \startrandomized \input knuth \stoprandomized \input knuth \stoptext Regards, Wolfgang ___________________________________________________________________________= ________ If your question is of interest to others as well, please add an entry to t= he Wiki! maillist : ntg-context@ntg.nl / http://www.ntg.nl/mailman/listinfo/ntg-cont= ext webpage : http://www.pragma-ade.nl / http://tex.aanhet.net archive : https://foundry.supelec.fr/projects/contextrev/ wiki : http://contextgarden.net ___________________________________________________________________________= ________