<div dir="ltr"><div><div><div><div>Hi,<br><br>Is it possible in slideshow to change the baseline of a pict?<br><br></div><div>I have the following code to draw a fraction:<br></div><div><br></div>;; Fraction<br>;; pict? pict? -> pict?<br>
(define (frac a b)<br> (vc-append <br> a<br> (hline (max (pict-width a) (pict-width b)) 20)<br> b))<br><br></div>and I want to do some thing like:<br></div>(hbl-append (t "x=") (frac (t "1234") (t "5678")))<br>
<br></div>so that the hline is aligned with the =.<br><br>I tried the various procedures like `lift-above-baseline` and such but with no luck.<br><br>Thanks,<br>Laurent<br></div>