On Mon, 3 Mar 2008, Mojca Miklavec wrote: > On Mon, Mar 3, 2008 at 6:15 AM, Aditya Mahajan wrote: >> On Sun, 2 Mar 2008, Finn Martensen wrote: >>> 2008/3/2, Aditya Mahajan <[EMAIL PROTECTED]>: >> > >> >>> I have the following problem with TikZ: When I use the "patterns" >> >>> library in a tikzpicture environment, the file is compiled without >> >>> problems and creates a PDF file. However, Acrobat displays an error >> >>> message "Could not find the ColorSpace named 'pgfprgb'". [...] >> >> >> >> Can you please post a minimal example? I have compiled a few examples >> >> from the tikz manual by using all tikz librarries, but never had this >> >> problem. >> > >> > It just discovered that it depends, e.g., on whether there is only one >> > page with a tikzpicture or more pages with tikzpictures. To give code >> > examples: the first works, but not the second >> > >> > ************************************** >> > Code with no problems: >> > ************************************** >> > \usemodule[tikz] >> > \usetikzlibrary[patterns] >> > \starttext >> > \starttikzpicture >> > \fill[pattern=dots] (0,0) -- (0,1) -- (1,1) -- (1,0); >> > \stoptikzpicture >> > \stoptext >> > >> > ************************************** >> > Code with problems: >> > ************************************** >> > \usemodule[tikz] >> > \usetikzlibrary[patterns] >> > \starttext >> > \starttikzpicture >> > \draw (0,0) -- (1,0); >> > \stoptikzpicture >> > \page >> > \starttikzpicture >> > \fill[pattern=dots] (0,0) -- (0,1) -- (1,1) -- (1,0); >> > \stoptikzpicture >> > \stoptext >> >> I can reproduce this problem. On linux, with evince pdf viewer (2.21.91) I >> get "Error: Bad color space 'pgfprgb'", with Adobe reader (8.1.2) "Wrong >> operand type". >> >> The example does work fine with plain TeX and LaTeX. Something >> wrong in the way patterns are handled by tikz for context. I do not think >> that anyone on this list understands the internals of TikZ. Your best bet >> is to report this to the tikz-mailing list. > > Till Tantau has already replied (privately): > >> I tracked down this problem. It turns out that ConTeXt does, well, >> radical things with the page resources (it simply resets them after >> each page, which is why a pattern cannot be used on any page other >> than the page on which it is defined). I'll try to fix this later, >> although ConTeXt could be a bit less aggressive, here... > > -------- > >> I fixed this in the CVS. You will have to check it out to use the patch. >> >> The main problem is that pgf and context both fight over who can set >> page resources. As there is no clean way to do this, both pgf and >> context have their own systems. >> >> Actually, context's system is a bit cleaner, but we also have to >> support latex and plain tex. >> >> Anyway, I put in some patches that should solve the problem under >> normal circumstances. If you use ConTeXt commands that also mess >> around with extended graphic states, some further changes would >> presumably be necessary, but I'm not sure.
Works well the minimal example that Finn posted. > So ... feel free to test it (should I set up automatic updates of tikz > from cvs for the minimals?). That will be nice. Actually, what do you mirror at the minimals, the current context stable or the current beta? Aditya ___________________________________________________________________________________ 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 ___________________________________________________________________________________