\version "2.11.41"

abanico   = \markup{\italic Abanico}
rasgueaso = \markup{\italic Ras.}
alzapua   = \markup{\italic Alzapua}

golpe = \markup {
  \postscript #"
  0.2 setlinewidth
  0 0 moveto
  1 0 lineto
  1 1 lineto
  stroke
  "
  \postscript #"
  0.1      setlinewidth
  -0.6 0   moveto
  -0.6 1.1 lineto
  0.5 1.1 lineto
  stroke
  "}

  headsOff = {
    \override TupletNumber #'transparent = ##t
    \override TabNoteHead #'transparent = ##t
    \override NoteHead #'transparent = ##t
    \override NoteHead #'no-ledgers = ##t
  }

  headsOn = {
    \override TupletNumber #'transparent = ##f
    \override TabNoteHead #'transparent = ##f
    \override NoteHead #'transparent = ##f
    \override NoteHead #'no-ledgers = ##f
  }