> Pablo Rodriguez <mailto:oinos@gmx.es>
> 20. Januar 2016 um 13:10
> Dear list,
>
> I have the following sample:
>
> \setuppapersize[A6]
> \setuplayout[width=middle]
> \starttext
> \startmakeup[standard][align=center]
> \dontleavehmode\externalfigure[cow][width=\textwidth]
> \stopmakeup
> \stoptext
>
> How can I invert the colors in the external figure without having to
> edit the image file?
>
> Many thanks for your help,
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\setupexternalfigure[location=default]

\starttext

\externalfigure[cow][width=\textwidth]

\startnegative
\externalfigure[cow][width=\textwidth]
\stopnegative

\startnegative
\externalfigure[cow][background=color,backgroundcolor=white,width=\textwidth]
\stopnegative

\stoptext

Wolfgang