Contents

module HeadMusic::Style::Annotations
end

class HeadMusic::Style::Annotations::StartOnTonic < HeadMusic::Style::Annotation
  def message
    'Start on the tonic.'
  end

  def marks
    if first_note && !starts_on_tonic?
      HeadMusic::Style::Mark.for(first_note)
    end
  end

  def starts_on_tonic?
    composition.key_signature.tonic_spelling == first_note.spelling
  end

  def first_note
    notes.first
  end
end

Version data entries

9 entries across 9 versions & 1 rubygems

Version	Path
head_music-0.11.9	lib/head_music/style/annotations/start_on_tonic.rb
head_music-0.11.8	lib/head_music/style/annotations/start_on_tonic.rb
head_music-0.11.7	lib/head_music/style/annotations/start_on_tonic.rb
head_music-0.11.6	lib/head_music/style/annotations/start_on_tonic.rb
head_music-0.11.5	lib/head_music/style/annotations/start_on_tonic.rb
head_music-0.11.4	lib/head_music/style/annotations/start_on_tonic.rb
head_music-0.11.3	lib/head_music/style/annotations/start_on_tonic.rb
head_music-0.11.2	lib/head_music/style/annotations/start_on_tonic.rb
head_music-0.11.1	lib/head_music/style/annotations/start_on_tonic.rb