music21j -- Javascript reimplementation of Core music21p features.
music21/roman -- roman.RomanNumeral -- Chord subclass
Copyright (c) 2013-19, Michael Scott Cuthbert and cuthbertLab
Based on music21 (=music21p), Copyright (c) 2006–19, Michael Scott Cuthbert and cuthbertLab
Roman numeral module. See music21.roman namespace
music21.roman -- namespace for dealing with RomanNumeral analysis.
- Source:
Requires
- module:music21/chord
- module:music21/common
- module:music21/figuredBass
- module:music21/harmony
- module:music21/key
- module:music21/pitch
- module:music21/interval
Classes
Members
-
<static, constant> exports.romanToNumber
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maps an index number to a roman numeral in lowercase
- Source:
Example
music21.roman.romanToNumber[4] // 'iv'
Methods
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<static> exports.correctSuffixForChordQuality(chordObj, inversionString) → {string}
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correctSuffixForChordQuality - Correct a given inversionString suffix given a
chord of various qualities.Parameters:
Name Type Description chordObjmusic21.chord.Chord inversionStringstring a string like '6' to fix.
- Source:
Returns:
corrected inversionString
- Type
- string
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<static> exports.expandShortHand(shorthand) → {Array.<string>}
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expandShortHand - expand a string of numbers into an array
N.B. this is NOT where abbreviations get expanded
Parameters:
Name Type Description shorthandstring string of a figure w/o roman to parse
- Source:
Returns:
array of shorthands
- Type
- Array.<string>