Class: Coltrane::Representation::Guitar::NoteSet

Inherits:
Object
  • Object
show all
Extended by:
Forwardable
Includes:
Enumerable
Defined in:
lib/coltrane/representation/guitar/note_set.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(note_set, guitar:) ⇒ NoteSet

Returns a new instance of NoteSet.



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# File 'lib/coltrane/representation/guitar/note_set.rb', line 13

def initialize(note_set, guitar:)
  @notes  = note_set
  @guitar = guitar
end

Instance Attribute Details

#guitar ⇒ Object (readonly)

Returns the value of attribute guitar.



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# File 'lib/coltrane/representation/guitar/note_set.rb', line 10

def guitar
  @guitar
end

#notes ⇒ Object (readonly)

Returns the value of attribute notes.



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# File 'lib/coltrane/representation/guitar/note_set.rb', line 10

def notes
  @notes
end

Instance Method Details

#results ⇒ Object Also known as: strings 



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# File 'lib/coltrane/representation/guitar/note_set.rb', line 20

def results
  @strings ||= begin
    guitar.strings.map do |string|
      {
        pitch: string.pitch,
        notes: notes.map { |note| string.find(note) }
      }
    end
  end
end