Re: Problems with uniqueMPgraphic

[Adam Duck <duck@informatik.uni-frankfurt.de>]

Hans Hagen <pragma@wxs.nl> writes:

[... stuff I didn't understand ...]

> alternative
>
> \startuniqueMPgraphic{underline}
>    numeric w,h; w := OverlayWidth; h := ExHeight/6;
>    path p; p := (0, -h)..(w/2,0 + (h/3 randomized h/3))..(w, -h);
>    draw p withpen pencircle scaled 1 withcolor OverlayColor ;
>    setbounds currentpicture to unitsquare xyscaled 
> (OverlayWidth,OverlayHeight); \stopuniqueMPgraphic
>
> \defineoverlay[underline][\uniqueMPgraphic{underline}]
>
> \def\aidul{\dosingleempty\doaidul}
> \def\doaidul[#1]{\inframed[background=underline,frame=off,#1]}
>
> \setupcolors[state=start]

Thanks for the fast response and the many lines you've written
(although I didn't understand everything).  The OverlayColor works
fine and as underlining is in the background, I'll take this aproach.

So, one last question remains: why doesn't this work?

\def\uli{backgroundcolor=peachpuff} \aidul[\uli]{test}

bye, Adam.