view implementations/gsharp/classes.lisp @ 310:f99fd6a7bbfc

Add midi-db.

Ignore-this: c6f4fc32efa4453ddbdc478793eedd52

A basic implementation for working with MIDI files stored in the database.

It is a test case for `versioned' data, but only partially implemented at the moment.

darcs-hash:20100223152703-16a00-4388d2720907d777a1c6c6b3a010885ce0fe06a7.gz

(cl:in-package "AMUSE-GSHARP")

(defclass gsharp-object ()())

(defclass gsharp-composition (amuse:standard-composition gsharp-object)
  ((buffer :initarg :buffer :reader buffer)
   (tempi :initarg :tempi :reader tempi)))

(defclass gsharp-pitched-event (standard-chromatic-pitched-event gsharp-object)
  ((note :initarg :note :reader note)
   (slice-index :initarg :slice-index)))

(defclass gsharp-identifier (composition-identifier gsharp-object)
  ((pathname :initarg :path
             :reader %gsharp-identifier-pathname
	     :initform 'nil))
  (:documentation "Identifier for files that can be read in GSharp,
  containing pathname information"))

(defclass gsharp-gsh-identifier (gsharp-identifier)
  ()
  (:documentation "Identifier for .gsh files for gsharp"))

(defclass gsharp-mxml-identifier (gsharp-identifier)
  ()
  (:documentation "Identifier for MusicXML files for gsharp"))