input/lsr/changing-properties-for-individual-grobs.ly

   1 %% Do not edit this file; it is auto-generated from LSR http://lsr.dsi.unimi.it
   2 %% This file is in the public domain.
   3 \version "2.11.57"
   4
   5 \header {
   6   lsrtags = "tweaks-and-overrides"
   7
   8   texidoc = "
   9 The @code{\\applyOutput} command allows the tuning of any layout
  10 object, in any context. It requires a Scheme function with three
  11 arguments.
  12
  13 "
  14   doctitle = "Changing properties for individual grobs"
  15 } % begin verbatim
  16 \layout {
  17   ragged-right = ##t
  18 }
  19
  20 #(define (mc-squared grob grob-origin context)
  21   (let*
  22    (
  23      (ifs (ly:grob-interfaces grob))
  24      (sp (ly:grob-property grob 'staff-position))
  25    )
  26    (if (memq 'note-head-interface ifs)
  27     (begin
  28      (ly:grob-set-property! grob 'stencil ly:text-interface::print)
  29      (ly:grob-set-property! grob 'font-family 'roman)
  30      (ly:grob-set-property! grob 'text
  31       (make-raise-markup -0.5
  32        (case sp
  33         ((-5) (make-simple-markup "m"))
  34         ((-3) (make-simple-markup "c "))
  35         ((-2) (make-smaller-markup (make-bold-markup "2")))
  36         (else (make-simple-markup "bla"))
  37       ))))
  38   )))
  39
  40 \relative c' {
  41   <d f g b>2
  42   \applyOutput #'Voice #mc-squared
  43   <d f g b>
  44 }