%% Generated by lilypond-book.py
%% Options: [indent=0\mm,verbatim,doctitle,alt=[image of music],texidoc,line-width=160\mm]
\include "lilypond-book-preamble.ly"


% ****************************************************************
% Start cut-&-pastable-section
% ****************************************************************



\paper {
  #(define dump-extents #t)
  
  indent = 0\mm
  line-width = 160\mm
  force-assignment = #""
  line-width = #(- line-width (* mm  3.000000))
}

\layout {
  
}



% ****************************************************************
% ly snippet:
% ****************************************************************
\sourcefilename "changing-properties-for-individual-grobs.ly"
\sourcefileline 0
%% Do not edit this file; it is auto-generated from input/new
%% This file is in the public domain.
\version "2.12.0"

\header {
  lsrtags = "tweaks-and-overrides"

  texidoc = "
The @code{\\applyOutput} command allows the tuning of any layout
object, in any context.  It requires a Scheme function with three
arguments."

  doctitle = "Changing properties for individual grobs"
} % begin verbatim


#(define (mc-squared grob grob-origin context)
  (let*
    (
      (ifs (ly:grob-interfaces grob))
      (sp (ly:grob-property grob 'staff-position))
    )
    (if (memq 'note-head-interface ifs)
      (begin
        (ly:grob-set-property! grob 'stencil
          (grob-interpret-markup grob
            (make-lower-markup 0.5
              (case sp
                ((-5) "m")
                ((-3) "c ")
                ((-2) (make-smaller-markup (make-bold-markup "2")))
                (else "bla")
                ))))
        ))))

\relative c' {
  <d f g b>2
  \applyOutput #'Voice #mc-squared
  <d f g b>2
}



% ****************************************************************
% end ly snippet
% ****************************************************************