i Henri,
Thank you for your answer. The idea is to make the graph as an attachment. I
converted to Metapost but the road is still long!
The code is from percusse on StackExchange. As you can see, there is a
problem with the ellipse. How do I fix this ?
Thank you
Fabrice

\usemodule[tikz]
\starttext
\startMPcode
  def match (expr pos) =
    fill unitsquare xscaled 4cm  yscaled 0.2cm shifted pos withcolor yellow;
    fill origin -- (4cm,0) -- (4.1cm,-0.05cm) --  (0.1cm,-0.05cm) -- cycle
 withcolor(.6yellow + black);
    draw origin -- (0,0.2cm) -- (4cm,0.2cm) -- (4cm,0) -- (4.1cm,-0.05cm)
-- (0.1cm,-0.05cm) -- cycle;
    fill fullcircle xscaled 0.25cm yscaled 0.22cm shifted (4.125cm,0.1cm)
withcolor red;
    draw fullcircle xscaled 0.25cm yscaled 0.22cm shifted (4.125cm,0.1cm)
         withshademethod "circular"
         withshadevector (0,1)
         withshadecolors (red,white)
  enddef;
  match((0,0));

\stopMPcode

\starttikzpicture
\define[2]\allumette{
    \fill [yellow] (#1,#2) rectangle (#1+4,#2+0.2);
    \fill [yellow!60!black] (#1,#2) -- ++(4,0)-- ++(0.1,-0.05) -- ++(-4,0)
-- ++(-0.1,0.05);
    \draw (#1,#2) -- ++(0,0.2) -- ++(4,0) -- ++(0,-0.2) -- ++(0.1,-0.05) --
++(-4,0) -- ++(-0.1,0.05);
    \shade[ball color=red] (#1+4,#2+0.1) ellipse (0.25cm and 0.22cm);
    \draw (#1+4,#2+0.1) ellipse (0.25cm and 0.22cm);
}
\allumette{0.1}{0.2}
\filldraw[orange,scale=0.5,shift={(8.2,1.2)}]  (0,0) .. controls
(-1.5,1.25) and (.5,2) .. (-.2,4) .. controls (1,2.5) and (1,.5) .. (0,0);
\stoptikzpicture
\stoptext

Le ven. 14 févr. 2020 à 02:49, Henri Menke <henrimenke@gmail.com> a écrit :

> On 2/14/20 10:45 AM, Fabrice Couvreur wrote:
> > Hi,
> > How to have the color defined by {yellow!60!black} with Metapost ?
>
> \usemodule[tikz]
> \starttext
> \startMPcode
> fill fullsquare scaled 1cm withcolor (.6yellow + black) ;
> \stopMPcode
>
> \starttikzpicture
> \fill[yellow!60!black] (0,0) rectangle (1,1);
> \stoptikzpicture
> \stoptext
>
>
> > Thank you.
> > Fabrice
> >
> >
> >
> ___________________________________________________________________________________
> > 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
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> > archive  : https://bitbucket.org/phg/context-mirror/commits/
> > wiki     : http://contextgarden.net
> >
> ___________________________________________________________________________________
> >
>
> ___________________________________________________________________________________
> 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://context.aanhet.net
> archive  : https://bitbucket.org/phg/context-mirror/commits/
> wiki     : http://contextgarden.net
>
> ___________________________________________________________________________________
>