[NTG-context] TikZ is colored despite having \setupcolors[state=stop]

[Hans Hagen]

On 3/10/2015 12:10 PM, Norbert Melzer wrote:
> I've posted the same question on TE already:
> http://tex.stackexchange.com/questions/232158/tikz-is-colored-despite-having-setupcolorsstate-stop
>
> Text of the question:
>
> In the following MWE I get a red square, but I want it to be gray, as in
> the also provided LaTeX-document:
>
> ```tex
> % ConTeXt MWE
> \setupcolors[state=stop]
> \usemodule[tikz]
>
> \starttext
> \tikz{\draw[color=red,fill] (0,0) rectangle (1,1)}
> \stoptext
> ```
>
> ```
> % LaTeX-document wich does what I want
> \PassOptionsToPackage{gray}{xcolor}
> \documentclass{article}
> \usepackage{tikz}
> \begin{document}
> \tikz{\draw[color=red,fill] (0,0) rectangle (1,1)}
> \end{document}
> ```

The state=stop will only affect tikz when it uses the context color 
handling. One of the relevant status variables is:

\c_colo_enabled

\ifcase\c_colo_enabled
   yes
\else
   no
\fi

assuming that _ is a character


-----------------------------------------------------------------
                                           Hans Hagen | PRAGMA ADE
               Ridderstraat 27 | 8061 GH Hasselt | The Netherlands
     tel: 038 477 53 69 | voip: 087 875 68 74 | www.pragma-ade.com
                                              | www.pragma-pod.nl
-----------------------------------------------------------------