view implementations/meredith/classes.lisp @ 302:ac78ce3d0b10

Add some basic midi predicate and accessor functions.

Ignore-this: ab60873a92efc7f4c3cd98cdb938dcea

darcs-hash:20090918100419-16a00-bd8423ddea7a4700d7e1c5300e4dafd35113897c.gz

(cl:in-package #:amuse-meredith)

;;; Top-level class

(defclass meredith-data-object (amuse:amuse-object) ())

;;; Identifiers

(defclass meredith-identifier (meredith-data-object) ())

(defclass meredith-composition-identifier (composition-identifier
					   meredith-identifier)
  ((composition-id
   :initarg :composition-id
   :reader composition-id)))

(defclass meredith-event-identifier (event-identifier
				     meredith-identifier)
  ((event-id :initarg :event-id
	     :reader event-id)))

;;; Music objects

(defclass meredith-music-object (meredith-data-object) ())

(defclass meredith-composition (amuse:standard-composition
				meredith-music-object)
  ((identifier :initarg :identifier :reader identifier)
   (description :initarg :description :reader description)))

(defclass meredith-event (amuse:chromatic-pitched-event
			  amuse:diatonic-pitched-event
			  amuse:standard-anchored-period
			  amuse:linked-event
			  meredith-music-object)
  ((identifier :initarg :identifier :accessor identifier)
   (tatum-on :initarg :tatum-on :accessor tatum-on)
   (tatum-dur :initarg :tatum-dur :accessor tatum-dur)
   (tactus-on :initarg :tactus-on :accessor tactus-on)
   (tactus-dur :initarg :tactus-dur :accessor tactus-dur)
   (tatum-on-ms :initarg :tatum-on-ms :accessor tatum-on-ms)
   (tatum-dur-ms :initarg :tatum-dur-ms :accessor tatum-dur-ms)
   (beat-on-ms :initarg :beat-on-ms :accessor beat-on-ms)
   (beat-dur-ms :initarg :beat-dur-ms :accessor beat-dur-ms)
   (crot-on-ms :initarg :crot-on-ms :accessor crot-on-ms)
   (crot-dur-ms :initarg :crot-dur-ms :accessor crot-dur-ms)
   (pitch-name :initarg :pitch-name :accessor pitch-name)
   (voice :initarg :voice :accessor voice)))