Class: Tetsujin::Instrument::Guitar::Fret

Inherits:
Object
  • Object
show all
Defined in:
lib/tetsujin/instrument/guitar/fret.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(note:, string_number:, fret_number:) ⇒ Fret

Returns a new instance of Fret.

Parameters:

  • note (Tetsujin::Theory::Note) —

    音

  • string_number (Integer) —

    弦番号

  • fret_number (Integer) —

    フレット番号

Raises:

  • (TypeError) 

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# File 'lib/tetsujin/instrument/guitar/fret.rb', line 10

def initialize(note:, string_number:, fret_number:)
  raise TypeError unless note.is_a?(Tetsujin::Theory::Note)
  raise TypeError unless string_number.is_a?(Integer)
  raise TypeError unless fret_number.is_a?(Integer)

  @note = note
  @string_number = string_number
  @fret_number = fret_number
  @pressed = false
end

Instance Attribute Details

#fret_number ⇒ Object (readonly)

Returns the value of attribute fret_number.


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# File 'lib/tetsujin/instrument/guitar/fret.rb', line 5

def fret_number
  @fret_number
end

#note ⇒ Object (readonly)

Returns the value of attribute note.


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# File 'lib/tetsujin/instrument/guitar/fret.rb', line 5

def note
  @note
end

#string_number ⇒ Object (readonly)

Returns the value of attribute string_number.


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# File 'lib/tetsujin/instrument/guitar/fret.rb', line 5

def string_number
  @string_number
end

Instance Method Details

#==(other) ⇒ Boolean

Parameters:

Returns:

  • (Boolean) 

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# File 'lib/tetsujin/instrument/guitar/fret.rb', line 23

def ==(other)
  note == other.note && string_number == other.string_number && fret_number == other.fret_number
end

#press! ⇒ void

This method returns an undefined value.


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# File 'lib/tetsujin/instrument/guitar/fret.rb', line 33

def press!
  @pressed = true
end

#pressed? ⇒ Boolean

Returns フレットが押されているか.

Returns:

  • (Boolean) —

    フレットが押されているか


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# File 'lib/tetsujin/instrument/guitar/fret.rb', line 28

def pressed?
  pressed
end

#release! ⇒ void

This method returns an undefined value.


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# File 'lib/tetsujin/instrument/guitar/fret.rb', line 38

def release!
  @pressed = false
end