Re: Distance of a grob from its reference point

[David Nalesnik]

Hi Robin,

On Thu, Jan 16, 2020 at 1:02 PM Robin Bannister <address@hidden> wrote:
>
> Paolo Prete wrote:
>
> > This is *precious* info. Please, can you tell/confirm  if
> >
> > 1) you are referring to \offset command ?
>
> No.  That would be premature in this case.
>
>
> > 2) is it applicable as a replacement for "\offset Y-offset" for *every*
> > grob that support Y-offset ?
>
> Well, I have trouble following your trains of thought.
> I won't try to understand that question.
>
> And I'm puzzled why you focus directly on the property Y-offset.
>
>
> As regards the \offset command:
> The section 'Properties which may be offset' at
> http://lilypond.org/doc/v2.19/Documentation/notation/the-offset-command
> says the property must have a default setting in define-grobs.scm.
>
> OttavaBracket has the property outside-staff-padding because it supports
> the outside-staff-interface.
> http://lilypond.org/doc/v2.19/Documentation/internals/outside_002dstaff_002dinterface
> but define-grobs.scm doesn't set it.
>
> So you can't use \offset in this case until that is amended.

This is an argument for adding these hidden default values directly to
define-grobs.scm.

Best,
David