Re: Ineffective \override

[Mats Bengtsson]

Fairchild wrote:
> Mats -
>
> Thanks for the response.  Maybe my fog is beginning to lift.
>
> The first link you gave says the syntax is:
> \override <context>.<layout object> #'<layout property> [ = #<value>]
>
> Experimenting demonstrates <context>. isn't always required, though it is
> required for Staff.BarLine - why is still hidden in the fog.

I really recommend you to read the full chapter on "Changing defaults".
The answer to this specific question is in the section "Layout tunings
within contexts" with reference to "Changing context properties on the
fly".

> Staff.LedgerLineSpanner doesn't seem to work, though
> http://www.lilypond.org/doc/v2.4/Documentation/user/out-www/lilypond-interna
> ls/Ledger_005fline_005fengraver.html#Ledger_005fline_005fengraver implies it
> ought to.

This is indeed a tricky special case. See
http://lists.gnu.org/archive/html/bug-lilypond/2005-04/msg00133.html
and the other emails of that thread to learn more.

   /Mats

>                                       - Bruce
>
> -----Original Message-----
> From: Mats Bengtsson [mailto:address@hidden 
> Sent: Monday, May 16, 2005 2:55 AM
> To: Fairchild
> Cc: address@hidden
> Subject: Re: Ineffective \override
>
>
> Hints:
> - Which of the steps outlined in
>  
> http://lilypond.org/doc/v2.4/Documentation/user/out-www/lilypond/Constructin
> g-a-tweak.html#Constructing-a-tweak
>    did you follow?
>
> - Take a look at the last example of
> http://lilypond.org/doc/v2.5/Documentation/user/out-www/lilypond/Common-twea
> ks.html#Common-tweaks
>
>     /Mats
>
>
> Fairchild wrote:
>
> > Ver 2.4.3, Cygwin, XP question: Which of the following \override have 
> > no effect?
> >
> >   \override NoteHead           #'transparent = ##t
> >   \override Stem               #'transparent = ##t
> >   \override Dots               #'transparent = ##t
> >   \override Beam               #'transparent = ##t
> >   \override Rest               #'transparent = ##t
> >   \override Accidental         #'transparent = ##t
> >   \override Slur               #'transparent = ##t
> >   \override PhrasingSlur       #'transparent = ##t
> >   \override Hairpin            #'transparent = ##t
> >   \override TextScript         #'transparent = ##t
> >   \override Script             #'transparent = ##t
> >   \override DynamicText        #'transparent = ##t
> >   \override BarLine            #'transparent = ##t
> >   \override LedgerLineSpanner  #'transparent = ##t
> >
> > Answer: The last two, BarLine and LedgerLineSpanner.
> >
> > BarLine works if changed to Staff.BarLine
> >
> > Why?  Don't know.  Bugs?
> >
> >                                     - Bruce 
> > _______________________________________________
> > bug-lilypond mailing list
> > address@hidden 
> > http://lists.gnu.org/mailman/listinfo/bug-lilypond

--
=============================================
        Mats Bengtsson
        Signal Processing
        Signals, Sensors and Systems
        Royal Institute of Technology
        SE-100 44  STOCKHOLM
        Sweden
        Phone: (+46) 8 790 8463                         
        Fax:   (+46) 8 790 7260
        Email: address@hidden
        WWW: http://www.s3.kth.se/~mabe
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