class

Medley::Note

Inherits Reference / Object

Constants

ALIASES = {"A##": "B", "B##": "C#", "C##": "D", "D##": "E", "E##": "F#", "F##": "G", "G##": "A", Abb: "G", Bbb: "A", Cbb: "Bb", Dbb: "C", Ebb: "D", Fbb: "Eb", Gbb: "F", "A#": "Bb", "B#": "C", "C#": "Db", "D#": "Eb", "E#": "F", "F#": "G", "G#": "Ab"}

NOTE_NAMES = ["A", "B", "C", "D", "E", "F", "G"] of ::String

Constructors

new(current_note : String)

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Instance methods

double_flat?

true if it's a valid note letter with bb

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double_sharp?

true if it's a valid note letter with ##

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flat?

true if it's a valid note letter with b

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halfstep_down

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halfstep_up

Returns the same note, but up a halfstep in most cases Without context of the Key, there's no telling if the note E should be E# or F. Since there's no triple sharps, this is the only case we just go to the next note.

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name

Returns the current note name

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natural?

true if it's a valid note letter with no modifiers

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next_root

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root

Returns the root of the note

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