- (context-spec-music
- (make-music 'ApplyOutputEvent
- 'origin location
- 'procedure
- (lambda (grob orig-context context)
- (if (equal?
- (cdr (assoc 'name (ly:grob-property grob 'meta)))
- grob-name)
- (set! (ly:grob-property grob property) value)
- )))
-
- context-name)))
-
-breathe =
-#(define-music-function (parser location) ()
- (make-music 'EventChord
- 'origin location
- 'elements (list (make-music 'BreathingSignEvent))))
-
-
-unfoldRepeats =
-#(define-music-function (parser location music) (ly:music?)
- (unfold-repeats music))
-
-compressMusic =
-#(define-music-function
- (parser location fraction music) (number-pair? ly:music?)
- (ly:music-compress music (ly:make-moment (car fraction) (cdr fraction))))
-
-makeClusters =
-#(define-music-function
- (parser location arg) (ly:music?)
- (music-map note-to-cluster arg))
-
+ (make-music 'ApplyOutputEvent
+ 'origin location
+ 'context-type context-name
+ 'procedure
+ (lambda (grob orig-context context)
+ (if (equal?
+ (cdr (assoc 'name (ly:grob-property grob 'meta)))
+ grob-name)
+ (set! (ly:grob-property grob property) value))))))
+
+%% These are music functions (iso music indentifiers), because music identifiers
+%% are not allowed at top-level.
+pageBreak =
+#(define-music-function (location parser) ()
+ (_i "Force a page break. May be used at toplevel (ie between scores or
+markups), or inside a score.")
+ (make-music 'EventChord
+ 'page-marker #t
+ 'line-break-permission 'force
+ 'page-break-permission 'force
+ 'elements (list (make-music 'LineBreakEvent
+ 'break-permission 'force)
+ (make-music 'PageBreakEvent
+ 'break-permission 'force))))
+
+noPageBreak =
+#(define-music-function (location parser) ()
+ (_i "Forbid a page break. May be used at toplevel (ie between scores or
+markups), or inside a score.")
+ (make-music 'EventChord
+ 'page-marker #t
+ 'page-break-permission 'forbid
+ 'elements (list (make-music 'PageBreakEvent
+ 'break-permission '()))))
+
+pageTurn =
+#(define-music-function (location parser) ()
+ (_i "Force a page turn between two scores or top-level markups.")
+ (make-music 'EventChord
+ 'page-marker #t
+ 'line-break-permission 'force
+ 'page-break-permission 'force
+ 'page-turn-permission 'force
+ 'elements (list (make-music 'LineBreakEvent
+ 'break-permission 'force)
+ (make-music 'PageBreakEvent
+ 'break-permission 'force)
+ (make-music 'PageTurnEvent
+ 'break-permission 'force))))
+
+noPageTurn =
+#(define-music-function (location parser) ()
+ (_i "Forbid a page turn. May be used at toplevel (ie between scores or
+markups), or inside a score.")
+ (make-music 'EventChord
+ 'page-marker #t
+ 'page-turn-permission 'forbid
+ 'elements (list (make-music 'PageTurnEvent
+ 'break-permission '()))))
+
+allowPageTurn =
+#(define-music-function (location parser) ()
+ (_i "Allow a page turn. May be used at toplevel (ie between scores or
+markups), or inside a score.")
+ (make-music 'EventChord
+ 'page-marker #t
+ 'page-turn-permission 'allow
+ 'elements (list (make-music 'PageTurnEvent
+ 'break-permission 'allow))))