[metapost] Different colours in a label

[Pétiard François]

Hartmut Henkel a écrit :
> On Sat, 10 Nov 2007, Pétiard François wrote:
> 
>> I want to typeset a label like that :
>>
>> E=Q(i)
>>
>> where E is in blue and i is in red.
>>
>> The command :
>>
>> label(btex $\color{blue}E\color{black}=Q(\color{red}i\color{black})$
>> etex,z0);
>>
>> does'nt work : all the label is in black.
>>
>> How can I make ?
> 
> e. g. file zz.mp:
> 
> verbatimtex
> %&latex
> \documentclass{article}
> \usepackage{color}
> \begin{document}
> etex
> prologues:=3;
> beginfig(1)
> z0=origin;
> label(btex $\color{blue}E\color{black}=Q(\color{red}i\color{black})$
> etex,z0);
> endfig;
> end
> 
> then call either
> 
> $ mptopdf -raw zz.mp
> 
> (gives zz-1.pdf) or simply
> 
> $ mpost zz.mp
> 
> (gives EPDF file zz.1)
> 
> Regards, Hartmut

Sorry, but it doesn't work. All the label is black !

Regards

François


-- 
petiard.francois at free.fr