On 2013–07–15 Hans Hagen wrote:

> On 7/14/2013 8:54 PM, Marco Patzer wrote:
> >Hi,
> >
> >overlays are not displayed when used as a background for
> >textbackground. Is this a bug or are overlays not supported?
> 
> in principle we can make it pluggable (given that there is some
> sensible way to pass info and real need for it)

No, I don't need it.

> \definetextbackground [mybackgroundOverlay] [mp=mpos:region:whatever]
> 
> \startuseMPgraphic{mpos:region:whatever}
>     for i=1 upto nofmultipars :
>         draw textext("\externalfigure[cow.pdf]") rotated 10 shifted
> center multipars[i] ;
>     endfor ;
> \stopuseMPgraphic
> 
> \starttext
> 
>   \startmybackgroundOverlay
>         \dorecurse{10}{\input knuth \par}
>   \stopmybackgroundOverlay
> 
> \stoptext

Thanks for the example.

Marco