Re: [NTG-context] t-tikz: problem with colorspace pgfprgb

2008-03-06 Thread Willi Egger
Hi Mojca,

I would welcome such a feature!

Willi
On Mar 3, 2008, at 3:25 PM, Mojca Miklavec wrote:

 So ... feel free to test it (should I set up automatic updates of tikz
 from cvs for the minimals?).

BOEDE
Book and Electronic Document Engineering
Willi Egger
[EMAIL PROTECTED]
KvK 17138708



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Re: [NTG-context] t-tikz: problem with colorspace pgfprgb

2008-03-03 Thread Aditya Mahajan
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.


Aditya
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Re: [NTG-context] t-tikz: problem with colorspace pgfprgb

2008-03-03 Thread Mojca Miklavec
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.

So ... feel free to test it (should I set up automatic updates of tikz
from cvs for the minimals?).

Mojca
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Re: [NTG-context] t-tikz: problem with colorspace pgfprgb

2008-03-03 Thread Aditya Mahajan
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
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Re: [NTG-context] t-tikz: problem with colorspace pgfprgb

2008-03-03 Thread Mojca Miklavec
   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?

Both. One can choose current, beta or any verison (by date - but not
a complete archive is there). However, the scripts (mtxrun,
texmfstart) are from current, in the best hope that the versions do
not differ too much.

There is also an experimental branch, but it does not really work at
the moment. (I have no idea how to get the latest luatex binaries and
don't see many other reasons at the moment, but if I get some idea, I
will implement it.)

Mojca
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Re: [NTG-context] t-tikz: problem with colorspace pgfprgb

2008-03-02 Thread Aditya Mahajan
Hi Finn,

On Sun, 2 Mar 2008, Finn Martensen wrote:

 Hi,

 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'. So the
 patterns library seems to be a sufficient condition for this problem
 to occur. By contrast, the problem does not occur when I use pdflatex
 to create PDF from a LaTeX file with the same tikz-code.

 I have a standalone ConTeXt distribution and tikz 2.00, but I already
 had this problem with tikz 1.18.

 Any suggestions?

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.

Aditya
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Re: [NTG-context] t-tikz: problem with colorspace pgfprgb

2008-03-02 Thread Finn Martensen
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
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