Hi Marc, On Sat, Feb 14, 2015 at 11:15 AM, David Nalesnik <david.nales...@gmail.com> wrote:
> Hi Marc, > > On Sat, Feb 14, 2015 at 10:39 AM, Marc Hohl <m...@hohlart.de> wrote: >> >> >> IIRC, there is no way to obtain the current measure position from the >> NoteHead grob itself ... >> > > You can find the location by finding the PaperColumn grob which is > associated with the NoteHead. The properties 'rhythmic-location or 'when > contain timing imformation. Here's a sketch: > > \version "2.19.15" > > #(define (get-paper-column grob) > (if (not (ly:grob? grob)) > (ly:message "column not found") > (if (grob::has-interface grob 'paper-column-interface) > grob > (get-paper-column (ly:grob-parent grob X))))) > In current master, there is now a function ly:item-get-column which returns the associated column.. (This will need to wait for the release of 2.19.16.) > #(define (return-location grob) > (let ((col (get-paper-column grob))) > (display (ly:grob-property col 'rhythmic-location)) > (newline))) > There are currently two functions being reviewed which will return location data. The above would be covered by grob::rhythmic-location (and there would be no need of looking for a paper column separately). https://code.google.com/p/lilypond/issues/detail?id=4294 --David
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