Music.Diatonic.Key

This module inplements keys.

Documentation

data Key

Instances

Eq Key

Methods

(==) :: Key -> Key -> Bool

(/=) :: Key -> Key -> Bool

Read Key

Methods

readsPrec :: Int -> ReadS Key

readList :: ReadS [Key]

readPrec :: ReadPrec Key

readListPrec :: ReadPrec [Key]

Show Key

Methods

showsPrec :: Int -> Key -> ShowS

show :: Key -> String

showList :: [Key] -> ShowS

Qual Key

Methods

quality :: Key -> Quality

Equiv Key

Methods

equiv :: Key -> Key -> Bool

Nte Key

Methods

noteMap :: (Note -> Note) -> Key -> Key

($#) :: (Note -> Note) -> Key -> Key

notePlus :: (Note -> Note -> b) -> Key -> Key -> b

Scl Key

Methods

scale :: Key -> Scale

majorKey :: Note -> Key

Creates a Major Key centered around the specified Note.

minorKey :: Note -> Key

Creates a Major Key centered around the specified Note.

center :: Key -> Note

Returns the Note that is the key's center.

key :: Scale -> Key

Creates a Key based on the specified Scale.

parallel :: Key -> Key

Returns the parallel Key of the specified Key.

relative :: Key -> Key

Returns the relative Key of the specified Key.

relativeMajor :: Key -> Key

Returns the relative Major Key of the specified Key.

relativeMinor :: Key -> Key

Returns the relative Minor Key of the specified Key.

data Signature

Instances

Eq Signature

Methods

(==) :: Signature -> Signature -> Bool

(/=) :: Signature -> Signature -> Bool

Show Signature

Methods

showsPrec :: Int -> Signature -> ShowS

show :: Signature -> String

showList :: [Signature] -> ShowS

Nts Signature

Methods

notes :: Signature -> [Note]

signature :: Key -> Signature

Returns the Signature of the specified Key.

sigDetails :: Signature -> (Accidental, Int)

Returns the details of the specified Key:

1. The Accidental that is used in the Key Signature.
2. The number of those Accidentals used in the Key Signature.