Re: Changing every grob's color in a staff

[Han-Wen Nienhuys]

Maurizio Tomasi wrote:
> My first try was to write a function that set manually the 
> color for each possible grob in the Staff and Voice context,
> but this is boring and not elegant at all.

> but unfortunately \applyoutput works on the first grob 
> only. How could I tell Lilypond to use "gray-grob" on 
> every grob on the staff?

A couple of options:

- write an "all_grob_property_engraver", which takes a list like

  allGrobProperties =  #`(color ,gray)

and applies that to every grob.

- Use scheme code to set #'color in all grobs. You can get a list of 
grob names from the all-grob-descriptions variable.



--
 Han-Wen Nienhuys - address@hidden - http://www.xs4all.nl/~hanwen