hmt-0.20: Haskell Music Theory

Safe Haskell	Safe-Inferred
Language	Haskell2010

Music.Theory.Pitch.Chord

Synopsis

type Pc = (Note, Alteration)
pc_pp :: Pc -> [Char]
data Extension
- = D7
- | M7
extension_tbl :: Num n => [(Extension, (String, n))]
extension_dat :: Num n => Extension -> (String, n)
extension_pp :: Extension -> String
extension_to_pc :: Num n => Extension -> n
data Chord_Type
- = Major
- | Minor
- | Augmented
- | Diminished
- | Diminished_7
- | Half_Diminished
- | Suspended_2
- | Suspended_4
is_suspended :: Chord_Type -> Bool
chord_type_tbl :: Num n => [(Chord_Type, ([String], [n]))]
chord_type_dat :: Num n => Chord_Type -> ([String], [n])
chord_type_pp :: Chord_Type -> String
chord_type_pcset :: Num n => Chord_Type -> [n]
data Chord = Chord Pc Chord_Type (Maybe Extension) (Maybe Pc)
chord_pcset :: Chord -> (Maybe Int, [Int])
bass_pp :: Pc -> String
chord_pp :: Chord -> String
m_error :: String -> Maybe a -> a
p_pc :: P Pc
p_mode_m :: P Mode
p_chord_type :: P Chord_Type
p_extension :: P Extension
p_bass :: P (Maybe Pc)
p_chord :: P Chord
parse_chord :: String -> Chord

Documentation

type Pc = (Note, Alteration) Source #

pc_pp :: Pc -> [Char] Source #

data Extension Source #

D = dominant, M = major

Constructors

D7
M7

Instances

Instances details

Show Extension Source #
Instance details Defined in Music.Theory.Pitch.Chord Methods showsPrec :: Int -> Extension -> ShowS # show :: Extension -> String # showList :: [Extension] -> ShowS #
Eq Extension Source #
Instance details Defined in Music.Theory.Pitch.Chord Methods (==) :: Extension -> Extension -> Bool # (/=) :: Extension -> Extension -> Bool #

extension_tbl :: Num n => [(Extension, (String, n))] Source #

extension_dat :: Num n => Extension -> (String, n) Source #

extension_pp :: Extension -> String Source #

extension_to_pc :: Num n => Extension -> n Source #

data Chord_Type Source #

Constructors

Major
Minor
Augmented
Diminished
Diminished_7
Half_Diminished
Suspended_2
Suspended_4

Instances

Instances details

Show Chord_Type Source #
Instance details Defined in Music.Theory.Pitch.Chord Methods showsPrec :: Int -> Chord_Type -> ShowS # show :: Chord_Type -> String # showList :: [Chord_Type] -> ShowS #
Eq Chord_Type Source #
Instance details Defined in Music.Theory.Pitch.Chord Methods (==) :: Chord_Type -> Chord_Type -> Bool # (/=) :: Chord_Type -> Chord_Type -> Bool #

is_suspended :: Chord_Type -> Bool Source #

chord_type_tbl :: Num n => [(Chord_Type, ([String], [n]))] Source #

Names and pc-sets for chord types. The name used here is in the first position, alternates follow.

chord_type_dat :: Num n => Chord_Type -> ([String], [n]) Source #

chord_type_pp :: Chord_Type -> String Source #

chord_type_pcset :: Num n => Chord_Type -> [n] Source #

data Chord Source #

Constructors

Chord Pc Chord_Type (Maybe Extension) (Maybe Pc)

Instances

Instances details

Show Chord Source #
Instance details Defined in Music.Theory.Pitch.Chord Methods showsPrec :: Int -> Chord -> ShowS # show :: Chord -> String # showList :: [Chord] -> ShowS #

chord_pcset :: Chord -> (Maybe Int, [Int]) Source #

bass_pp :: Pc -> String Source #

chord_pp :: Chord -> String Source #

m_error :: String -> Maybe a -> a Source #

p_pc :: P Pc Source #

p_mode_m :: P Mode Source #

p_chord_type :: P Chord_Type Source #

p_extension :: P Extension Source #

p_bass :: P (Maybe Pc) Source #

p_chord :: P Chord Source #

parse_chord :: String -> Chord Source #

Parse chord.

let ch = words "CmM7 C#o EbM7 Fo7 Gx/D C/E GØ/F Bbsus4/C E7sus2"
let c = map parse_chord ch
map chord_pp c == ch
map chord_pcset c