Re: getting LedgerLineSpanner props from a NoteHead callback?

[Mark Polesky]

Thomas Morley wrote:
>> I'm trying to retrieve the value of
>> LedgerLineSpanner.length-fraction from within a NoteHead
>> callback, and I can't figure it out.  Is there a way?
>
> Hi Mark,
>
> a quick shot, seems to work, though:

Harm,

that was great; thanks for that!  It was the 
System.all-elements property that I didn't know about.
That's the trick.

Thanks so much.
- Mark