Hi Paul, thanks for that. Will have to try that out later today, but indeed it looks exactly like what I'm looking for. I think I can soon give back the results :-)
Best Urs Am 13. Januar 2015 20:45:31 MEZ, schrieb Paul Morris <p...@paulwmorris.com>: >Urs Liska wrote >> So does anyone have an idea how I can attach an alist to a grob so >that >> an engraver can retrieve it? >> Is it for example possible to add an arbitrary property to a grob? > >Hi Urs, I've had good luck creating custom grob properties, which >sounds >like what you're looking for. Here's how I do it, with some example >custom >properties that I use: > >%% CUSTOM GROB PROPERTIES >%% I use "cn-" to keep my functions separate from standard >%% LilyPond functions (like a poor man's namespace). > >% function from "scm/define-grob-properties.scm" (modified) >#(define (cn-define-grob-property symbol type?) > (set-object-property! symbol 'backend-type? type?) > (set-object-property! symbol 'backend-doc "custom grob property") > symbol) > >#(cn-define-grob-property 'cn-is-clairnote-staff boolean?) > >#(cn-define-grob-property 'cn-vscale-staff number?) > > >Once they are defined I can use the custom properties with any grob >(e.g. >StaffSymbol): > >\override StaffSymbol.cn-is-clairnote-staff = ##t >\override StaffSymbol.cn-vscale-staff = #1.2 > > >I suppose for an alist you would just use list? as the type predicate >(or >maybe there's one for alists?). > >Cheers, >-Paul > > > >-- >View this message in context: >http://lilypond.1069038.n5.nabble.com/Attaching-an-alist-to-a-grob-tp170412p170416.html >Sent from the User mailing list archive at Nabble.com. > >_______________________________________________ >lilypond-user mailing list >lilypond-user@gnu.org >https://lists.gnu.org/mailman/listinfo/lilypond-user
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