Re: Fix issues 1259 and 1433 (\breakDynamicSpan and a spanner's style=#'none over a line break) (issue4630070)

[Colin Campbell]

On 11-06-26 06:25 AM, Neil Puttock wrote:
> On 26 June 2011 13:02, Reinhold Kainhofer<address@hidden>  wrote:
>
> > Hmm, again the problem is that the parts after a line break of broken dynamic
> > spanners (text / hairpin) do not have any parent set any more... Now, the
> > function write-system-signature (subfunction found-grob, stencil.scm) calls
> > ly:grob-extent, which checks for the common refpoint of the spanner and its
> > parent (which is 0)...
> I think you're misreading this.  The common refpoint is a System; it
> doesn't have a parent since it's the top-level grob.  The problem is
> that the broken spanner is expecting a different System.
>
> > So, I more and more get the impression that the approach of simply killing the
> > line spanner and letting its child dynamic spanners live on is the wrong
> > approach to \breakDynamicSpan and spanner's style=#'none...
> Yep, it definitely appears to be too naive.
>
> Cheers,
> Neil


Just jumping in unwisely, before the coffee hits the brainstem: is a 
slur an instance of spanner?  This discussion sounds a good bit like the 
problems reported with slurs (ties?) over line breaks.

Colin

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