X-Git-Url: https://git.donarmstrong.com/?a=blobdiff_plain;f=ly%2Fmusic-functions-init.ly;h=95bf9ce08a02db560bbd0f284615ddf7eaaa5a52;hb=c95f2748cdc044c16714c59cd138813eeac222ea;hp=f9f6ef7b35370446a51e1759594f62d878b1a491;hpb=4a81b4d1f1706e503b0bb8fd7c80be3c825cc96c;p=lilypond.git diff --git a/ly/music-functions-init.ly b/ly/music-functions-init.ly index f9f6ef7b35..95bf9ce08a 100644 --- a/ly/music-functions-init.ly +++ b/ly/music-functions-init.ly @@ -85,6 +85,37 @@ markups), or inside a score.") 'elements (list (make-music 'PageTurnEvent 'break-permission 'allow)))) +alterBroken = +#(define-music-function (parser location name property arg) + (string? scheme? list?) + (_i "Override @var{property} for pieces of broken spanner @var{name} with +values @var{arg}.") + (let* ((name (string-delete name char-set:blank)) ; remove any spaces + (name-components (string-split name #\.)) + (context-name "Bottom") + (grob-name #f)) + + (if (> 2 (length name-components)) + (set! grob-name (car name-components)) + (begin + (set! grob-name (cadr name-components)) + (set! context-name (car name-components)))) + + ;; only apply override if grob is a spanner + (let ((description + (assoc-get (string->symbol grob-name) all-grob-descriptions))) + (if (and description + (member 'spanner-interface + (assoc-get 'interfaces + (assoc-get 'meta description)))) + #{ + \override $context-name . $grob-name $property = + #(value-for-spanner-piece arg) + #} + (begin + (ly:input-warning location (_ "not a spanner name, `~a'") grob-name) + (make-music 'SequentialMusic 'void #t)))))) + appendToTag = #(define-music-function (parser location tag more music) (symbol? ly:music? ly:music?) @@ -227,7 +258,7 @@ as @code{\\compoundMeter #'((3 2 8))} or shorter (ly:moment-main-denominator mlen)))) #{ \once \override Staff.TimeSignature #'stencil = #(lambda (grob) - (grob-interpret-markup grob (format-compound-time args))) + (grob-interpret-markup grob (format-compound-time args))) \set Timing.timeSignatureFraction = $timesig \set Timing.baseMoment = $beat \set Timing.beatStructure = $beatGrouping @@ -235,11 +266,22 @@ as @code{\\compoundMeter #'((3 2 8))} or shorter \set Timing.measureLength = $mlen #} )) +crossStaff = +#(define-music-function (parser location notes) (ly:music?) + (_i "Create cross-staff stems") + #{ + \override Stem #'cross-staff = #cross-staff-connect + \override Flag #'style = #'no-flag + $notes + \revert Stem #'cross-staff + \revert Flag #'style +#}) cueClef = #(define-music-function (parser location type) (string?) (_i "Set the current cue clef to @var{type}.") (make-cue-clef-set type)) + cueClefUnset = #(define-music-function (parser location) () (_i "Unset the current cue clef.") @@ -342,23 +384,49 @@ featherDurations= argument)) footnote = -#(define-music-function (parser location text offset grob-name footnote) - ((markup?) number-pair? (symbol? '()) markup?) - (_i "Attach @var{text} at @var{offset} with @var{text} referring to -@var{footnote}. If @var{text} is given as @code{\\default}, use -autonumbering instead. Note that, for this to take effect, -auto-numbering must be turned on in the paper block. Otherwise, no -number will appear. Footnotes are applied like articulations. If a -symbol @var{grob-name} is specified, all grobs of that kind at the -current time step are affected.") - (make-music - 'FootnoteEvent - 'X-offset (car offset) - 'Y-offset (cdr offset) - 'automatically-numbered (not text) - 'text (or text (make-null-markup)) - 'footnote-text footnote - 'symbol grob-name)) +#(define-music-function (parser location mark offset grob-name footnote music) + ((markup?) number-pair? (symbol?) markup? (ly:music?)) + (_i "Make the markup @var{footnote} a footnote on @var{music}. The +footnote is marked with a markup @var{mark} moved by @var{offset} with +respect to the marked music. + +If @var{mark} is not given or specified as @var{\\default}, it is +replaced by an automatically generated sequence number. If a symbol +@var{grob-name} is specified, then grobs of that type will be marked +if they have @var{music} as their ultimate cause; by default all grobs +having @var{music} as their @emph{direct} cause will be marked, +similar to the way @code{\\tweak} works. + +If @var{music} is given as @code{\\default}, a footnote event +affecting @emph{all} grobs matching @var{grob-name} at a given time +step is generated. This may be required for creating footnotes on +time signatures, clefs, and other items not cooperating with +@code{\\tweak}. + +Like with @code{\\tweak}, if you use a footnote on a following +post-event, the @code{\\footnote} command itself needs to be attached +to the preceding note or rest as a post-event with @code{-}.") + (let ((mus (make-music + 'FootnoteEvent + 'X-offset (car offset) + 'Y-offset (cdr offset) + 'automatically-numbered (not mark) + 'text (or mark (make-null-markup)) + 'footnote-text footnote + 'symbol (or grob-name '())))) + (cond (music + (set! (ly:music-property music 'tweaks) + (acons (if grob-name + (cons grob-name 'footnote-music) + 'footnote-music) + mus + (ly:music-property music 'tweaks))) + music) + (grob-name mus) + (else + (ly:input-warning location + (_ "\\footnote requires music or grob-name")) + (make-music 'Music))))) grace = #(def-grace-function startGraceMusic stopGraceMusic @@ -412,6 +480,19 @@ given through @var{ratio}.") \revert NoteHead #'stencil #}) +inStaffSegno = +#(define-music-function (parser location) () + (_i "Put the segno variant 'varsegno' at this position into the staff, +compatible with the repeat command.") + (make-music 'ApplyContext + 'procedure + (lambda (ctx) + (let ((score-ctx (ly:context-find ctx 'Score))) + (if (ly:context? score-ctx) + (let ((old-rc (ly:context-property score-ctx 'repeatCommands '()))) + (if (eq? (memq 'segno-display old-rc) #f) + (ly:context-set-property! score-ctx 'repeatCommands (cons 'segno-display old-rc))))))))) + instrumentSwitch = #(define-music-function (parser location name) (string?) @@ -1012,6 +1093,48 @@ a context modification duplicating their effect.") (musicop music) mods)) +shape = +#(define-music-function (parser location grob offsets) + (string? list?) + (_i "Offset control-points of @var{grob} by @var{offsets}. The argument +is a list of number pairs or list of such lists. Each element of a pair +represents an offset to one of the coordinates of a control-point.") + (define ((shape-curve offsets) grob) + (let* ((orig (ly:grob-original grob)) + (siblings (if (ly:spanner? grob) + (ly:spanner-broken-into orig) '())) + (total-found (length siblings)) + (function (assoc-get 'control-points + (reverse (ly:grob-basic-properties grob)))) + (coords (function grob))) + + (define (offset-control-points offsets) + (if (null? offsets) + coords + (map + (lambda (x y) (coord-translate x y)) + coords offsets))) + + (define (helper sibs offs) + (if (pair? offs) + (if (eq? (car sibs) grob) + (offset-control-points (car offs)) + (helper (cdr sibs) (cdr offs))) + coords)) + + ;; we work with lists of lists + (if (or (null? offsets) + (not (list? (car offsets)))) + (set! offsets (list offsets))) + + (if (>= total-found 2) + (helper siblings offsets) + (offset-control-points (car offsets))))) + + #{ + \once \override $grob #'control-points = #(shape-curve offsets) + #}) + shiftDurations = #(define-music-function (parser location dur dots arg) (integer? integer? ly:music?)