view implementations/tabcode/classes.lisp @ 180:1a2b876b5587

ECOLM functionality for tabcode implementation

darcs-hash:20080708152414-40ec0-be5878c3d42affaf70ad7d08e987ba2223f5fa59.gz

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

(defclass tabcode-object (amuse-object) ())

(defclass tabcode-composition (standard-composition tabcode-object)
  ((bars :initarg :bars :reader tabcode-bars)
   (rules :initarg :rules :reader tabcode-rules)
   (metres :initarg :metres :reader metrical-signs)))

(defclass tabcode-pitched-event (standard-chromatic-pitched-event tabcode-object)
  ((course :initarg :course :reader course)
   (fret :initarg :fret :reader fret)
   (word :initarg :word :reader word)
   (bar :initarg :bar :reader in-bar)))

(defclass tabcode-time-signature (standard-anchored-period tabcode-object)
  ((word :initarg :word :reader word)
   (ul)(ll)(ur)(lr)))
(defmethod ul ((timesig tabcode-time-signature))
  (unless (slot-boundp timesig 'ul)
    (let ((ul (tabcode::ul (word timesig))))
      (setf (slot-value timesig 'ul)
	    (when ul
	      (or (parse-integer ul :junk-allowed t)
		  ul)))))
  (slot-value timesig 'ul))
(defmethod ll ((timesig tabcode-time-signature))
  (unless (slot-boundp timesig 'll)
    (let ((ll (tabcode::ll (word timesig))))
      (setf (slot-value timesig 'll)
	    (when ll
	      (or (parse-integer ll :junk-allowed t)
		  ll)))))
  (slot-value timesig 'll))
(defmethod ur ((timesig tabcode-time-signature))
  (unless (slot-boundp timesig 'ur)
    (let ((ur (tabcode::ur (word timesig))))
      (setf (slot-value timesig 'ur)
	    (when ur
	      (or (parse-integer ur :junk-allowed t)
		  ur)))))
  (slot-value timesig 'ur))
(defmethod lr ((timesig tabcode-time-signature))
  (unless (slot-boundp timesig 'lr)
    (let ((lr (tabcode::lr (word timesig))))
      (setf (slot-value timesig 'lr)
	    (when lr
	      (or (parse-integer lr :junk-allowed t)
		  lr)))))
  (slot-value timesig 'lr))

(defclass tabcode-file-identifier (identifier tabcode-object)
  ((pathname :initarg :pathname :reader tabcode-pathname)))

(defclass tabcode-bar (standard-anchored-period tabcode-object)
  ((start :initarg :start :accessor start-tabword)
   (end :initarg :end :accessor end-tabword)))

(defclass tabcode-ruleset (standard-anchored-period tabcode-object)
  ((rules :initarg :rules :accessor ruleset-rules)
   (tuning :initarg :tuning :accessor ruleset-tuning :initform nil)))