\version "2.19.81"

\include "accordion.ily"

%%%%%%%%%%%%%%%%%%%%%%%%%%%%%  EXAMPLE %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%


\header {
  title = "Diatonic accordion score example"
}

\layout {
  indent = 0\cm
  ragged-last = ##t
  \context {
    \Global
    \grobdescriptions #all-grob-descriptions
  }
  \context {
    \Voice
    \consists \accordionPushSpannerEngraver
  }
}

\new StaffGroup 
  \with { systemStartDelimiter = #'SystemStartBar }
  <<
  \new Lyrics 
    \lyricmode {
      foo1 foo foo foo faa fii fee faa fuu
    }

  \new Staff \with {
    \remove "Clef_engraver"
    \remove "Key_engraver"
  } {
    f'1
    g'1
    e'1
    f'1
    g'1
    e'4 f'2.
    f'4 f'2.
    f'1
    f'4 f'2.
  }

  \new Lyrics
  \with {
    associatedVoice = "P_PTwo_Staff_One_Voice_One"
  }
  \lyricmode {
    F1 f F f |
    C c \markup {
      \raise #1
      \center-column{"f" "F"}
    } |
    \markup{"B"\raise #1.5 \flat} |
    F
  }

  \new Staff \with {
    \remove "Clef_engraver"
    \remove "Key_engraver"
    \remove "Time_signature_engraver"
    \override BarLine.bar-extent = #'(0 . 0)
    \override StaffSymbol.line-count = 1
    % Change vertical position of spanner.
    \override AccordionPushSpanner.staff-padding = 0
    \override AccordionPushSpanner.outside-staff-priority = #'()
  } {
    \clef bass
    \grace s1\startPush s1\startPull
    s2\startPush s2
    s1\startPull s1

    \repeat volta 2 {
       s1\startPush
      s4 \startPull s2.
      s4 \startPush s2.
      \break
      s1
      s1 \startPull
    }
  }
>>

%% Demonstrating possible overrides
\new Lyrics 
  \with { \consists \accordionPushSpannerEngraver } 
  \lyricmode {
    "foo"2\startPush
    "foo"\startPull
    
    \once \override AccordionPushSpanner.thickness = 0.2
    "foo"\startPush
    "foo"\startPull
    
    
    \once \override AccordionPushSpanner.thickness = 0.2
    \once \override AccordionPushSpanner.details.wing-thickness = 1
    "foo"\startPush
    "foo"\startPull
    
    
    \once \override AccordionPushSpanner.edge-height = #'(-2 . 2)
    "foo"\startPush
    "foo"\startPull
    
    \once \override AccordionPushSpanner.direction = #-1
    "foo"\startPush
    "foo"\startPull
    
    "foo"1
    \once \override AccordionPushSpanner.bound-details.left.padding = #-2
    \once \override AccordionPushSpanner.bound-details.right.padding = #-2
    \once \override AccordionPushSpanner.bound-details.left-broken.padding = #-2
    \once \override AccordionPushSpanner.bound-details.right-broken.padding = 2
    "foo"2\startPush
    \break
    "foo"
    "foo"\startPull
  }