Re: Using 'scheme?' as predicate in a markup function.

Yess! Thank you David. 2016-02-15 0:35 GMT+01:00 David Kastrup : > Pierre Perol-Schneider writes: > > > Hi, > > > > After some fights with 'draw-line thickness in a score containing numbers > > of arrows I've created this markup function: > >

Re: Using 'scheme?' as predicate in a markup function.

Pierre Perol-Schneider writes: > Hi, > > After some fights with 'draw-line thickness in a score containing numbers > of arrows I've created this markup function: > http://lsr.di.unimi.it/LSR/Item?id=1026 > My intention was to stick to the 'arrow-head syntax. So

Using 'scheme?' as predicate in a markup function.

Hi, After some fights with 'draw-line thickness in a score containing numbers of arrows I've created this markup function: http://lsr.di.unimi.it/LSR/Item?id=1026 My intention was to stick to the 'arrow-head syntax. So it goes: #(define-markup-command (foo layout props axis direction) (scheme?