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;;
;; starlet/midi-control/button-utils.scm
;;
;; Copyright © 2020-2021 Thomas White <taw@bitwiz.org.uk>
;;
;; This file is part of Starlet.
;;
;; Starlet is free software: you can redistribute it and/or modify
;; it under the terms of the GNU General Public License as published by
;; the Free Software Foundation, either version 3 of the License, or
;; (at your option) any later version.
;;
;; This program is distributed in the hope that it will be useful,
;; but WITHOUT ANY WARRANTY; without even the implied warranty of
;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
;; GNU General Public License for more details.
;;
;; You should have received a copy of the GNU General Public License
;; along with this program. If not, see <http://www.gnu.org/licenses/>.
;;
(define-module (starlet midi-control button-utils)
#:use-module (starlet midi-control base)
#:use-module (starlet state)
#:use-module (starlet playback)
#:export (make-go-button
make-stop-button
make-back-button
select-on-button))
(define* (make-go-button pb button
#:key (channel #f))
(register-midi-note-callback!
#:channel channel
#:note-number button
#:func (lambda () (go! pb))))
(define* (make-stop-button pb button
#:key (channel #f))
(register-midi-note-callback!
#:channel channel
#:note-number button
#:func (lambda () (stop! pb))))
(define* (make-back-button pb button
#:key (channel #f))
(register-midi-note-callback!
#:channel channel
#:note-number button
#:func (lambda () (back! pb))))
(define* (select-on-button button fixture
#:key (channel #f))
(register-midi-note-callback!
#:channel channel
#:note-number button
#:func (lambda () (sel fixture))))
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