-;;;; output-lib.scm -- implement Scheme output helper functions
+;;;; This file is part of LilyPond, the GNU music typesetter.
;;;;
-;;;; source file of the GNU LilyPond music typesetter
-;;;;
-;;;; (c) 1998--2009 Jan Nieuwenhuizen <janneke@gnu.org>
+;;;; Copyright (C) 1998--2011 Jan Nieuwenhuizen <janneke@gnu.org>
;;;; Han-Wen Nienhuys <hanwen@xs4all.nl>
+;;;;
+;;;; LilyPond 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.
+;;;;
+;;;; LilyPond 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 LilyPond. If not, see <http://www.gnu.org/licenses/>.
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
(pair? (ly:grob-basic-properties grob)))
(define-public (make-stencil-boxer thickness padding callback)
-
"Return function that adds a box around the grob passed as argument."
(lambda (grob)
(box-stencil (callback grob) thickness padding)))
(define-public (make-stencil-circler thickness padding callback)
"Return function that adds a circle around the grob passed as argument."
-
- (lambda (grob) (circle-stencil (callback grob) thickness padding)))
+ (lambda (grob)
+ (circle-stencil (callback grob) thickness padding)))
(define-public (print-circled-text-callback grob)
(grob-interpret-markup grob (make-circle-markup
((= log -1) 1)
(else 0))))
-;; silly, use alist?
+;; Kept separate from note-head::calc-glyph-name to allow use by
+;; markup commands \note and \note-by-number
+(define-public (select-head-glyph style log)
+ "Select a note head glyph string based on note head style @var{style}
+and duration-log @var{log}."
+ (case style
+ ;; "default" style is directly handled in note-head.cc as a
+ ;; special case (HW says, mainly for performance reasons).
+ ;; Therefore, style "default" does not appear in this case
+ ;; statement. -- jr
+ ((xcircle) "2xcircle")
+ ((harmonic) "0harmonic")
+ ((harmonic-black) "2harmonic")
+ ((harmonic-mixed) (if (<= log 1) "0harmonic"
+ "2harmonic"))
+ ((baroque)
+ ;; Oops, I actually would not call this "baroque", but, for
+ ;; backwards compatibility to 1.4, this is supposed to take
+ ;; brevis, longa and maxima from the neo-mensural font and all
+ ;; other note heads from the default font. -- jr
+ (if (< log 0)
+ (string-append (number->string log) "neomensural")
+ (number->string log)))
+ ((altdefault)
+ ;; Like default, but brevis is drawn with double vertical lines
+ (if (= log -1)
+ (string-append (number->string log) "double")
+ (number->string log)))
+ ((mensural)
+ (string-append (number->string log) (symbol->string style)))
+ ((petrucci)
+ (if (< log 0)
+ (string-append (number->string log) "mensural")
+ (string-append (number->string log) (symbol->string style))))
+ ((blackpetrucci)
+ (if (< log 0)
+ (string-append (number->string log) "blackmensural")
+ (string-append (number->string log) (symbol->string style))))
+ ((semipetrucci)
+ (if (< log 0)
+ (string-append (number->string log) "semimensural")
+ (string-append (number->string log) "petrucci")))
+ ((neomensural)
+ (string-append (number->string log) (symbol->string style)))
+ (else
+ (if (string-match "vaticana*|hufnagel*|medicaea*" (symbol->string style))
+ (symbol->string style)
+ (string-append (number->string (max 0 log))
+ (symbol->string style))))))
+
(define-public (note-head::calc-glyph-name grob)
(let ((style (ly:grob-property grob 'style))
(log (min 2 (ly:grob-property grob 'duration-log))))
- (case style
- ;; "default" style is directly handled in note-head.cc as a
- ;; special case (HW says, mainly for performance reasons).
- ;; Therefore, style "default" does not appear in this case
- ;; statement. -- jr
- ((xcircle) "2xcircle")
- ((harmonic) "0harmonic")
- ((harmonic-black) "2harmonic")
- ((harmonic-mixed) (if (<= log 1) "0harmonic"
- "2harmonic"))
- ((baroque)
- ;; Oops, I actually would not call this "baroque", but, for
- ;; backwards compatibility to 1.4, this is supposed to take
- ;; brevis, longa and maxima from the neo-mensural font and all
- ;; other note heads from the default font. -- jr
- (if (< log 0)
- (string-append (number->string log) "neomensural")
- (number->string log)))
- ((mensural)
- (string-append (number->string log) (symbol->string style)))
- ((petrucci)
- (if (< log 0)
- (string-append (number->string log) "mensural")
- (string-append (number->string log) (symbol->string style))))
- ((neomensural)
- (string-append (number->string log) (symbol->string style)))
- (else
- (if (string-match "vaticana*|hufnagel*|medicaea*" (symbol->string style))
- (symbol->string style)
- (string-append (number->string (max 0 log))
- (symbol->string style)))))))
+ (select-head-glyph style log)))
(define-public (note-head::brew-ez-stencil grob)
(let* ((log (ly:grob-property grob 'duration-log))
(pitch (ly:event-property (event-cause grob) 'pitch))
(pitch-index (ly:pitch-notename pitch))
(note-names (ly:grob-property grob 'note-names))
- (pitch-string (if (vector? note-names)
+ (pitch-string (if (and (vector? note-names)
+ (> (vector-length note-names) pitch-index))
(vector-ref note-names pitch-index)
(string
(integer->char
(letter (markup #:center-align #:vcenter pitch-string))
(filled-circle (markup #:draw-circle radius 0 #t)))
- (grob-interpret-markup
- grob
- (if (>= log 2)
- (make-combine-markup
- filled-circle
- (make-with-color-markup white letter))
- (make-combine-markup
+ (ly:stencil-translate-axis
+ (grob-interpret-markup
+ grob
+ (if (>= log 2)
(make-combine-markup
filled-circle
- (make-with-color-markup white (make-draw-circle-markup
- (- radius stem-thickness) 0 #t)))
- letter)))))
+ (make-with-color-markup white letter))
+ (make-combine-markup
+ (make-combine-markup
+ filled-circle
+ (make-with-color-markup white (make-draw-circle-markup
+ (- radius stem-thickness) 0 #t)))
+ letter)))
+ radius X)))
+
+;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
+;; clipping
+
+(define-public (make-rhythmic-location bar-num num den)
+ (cons
+ bar-num (ly:make-moment num den)))
+
+(define-public (rhythmic-location? a)
+ (and (pair? a)
+ (integer? (car a))
+ (ly:moment? (cdr a))))
+
+(define-public (make-graceless-rhythmic-location loc)
+ (make-rhythmic-location
+ (car loc)
+ (ly:moment-main-numerator (rhythmic-location-measure-position loc))
+ (ly:moment-main-denominator (rhythmic-location-measure-position loc))))
+
+(define-public rhythmic-location-measure-position cdr)
+(define-public rhythmic-location-bar-number car)
+
+(define-public (rhythmic-location<? a b)
+ (cond
+ ((< (car a) (car b)) #t)
+ ((> (car a) (car b)) #f)
+ (else
+ (ly:moment<? (cdr a) (cdr b)))))
+
+(define-public (rhythmic-location<=? a b)
+ (not (rhythmic-location<? b a)))
+(define-public (rhythmic-location>=? a b)
+ (rhythmic-location<? a b))
+(define-public (rhythmic-location>? a b)
+ (rhythmic-location<? b a))
+
+(define-public (rhythmic-location=? a b)
+ (and (rhythmic-location<=? a b)
+ (rhythmic-location<=? b a)))
+
+(define-public (rhythmic-location->file-string a)
+ (ly:format "~a.~a.~a"
+ (car a)
+ (ly:moment-main-numerator (cdr a))
+ (ly:moment-main-denominator (cdr a))))
+
+(define-public (rhythmic-location->string a)
+ (ly:format "bar ~a ~a"
+ (car a)
+ (ly:moment->string (cdr a))))
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
;; break visibility
(define-public center-visible #(#f #t #f))
(define-public end-of-line-visible #(#t #f #f))
(define-public all-invisible #(#f #f #f))
+(define-public (inherit-x-parent-visibility grob)
+ (let ((parent (ly:grob-parent grob X)))
+ (ly:grob-property parent 'break-visibility all-invisible)))
+(define-public (inherit-y-parent-visibility grob)
+ (let ((parent (ly:grob-parent grob X)))
+ (ly:grob-property parent 'break-visibility)))
+
(define-public spanbar-begin-of-line-invisible #(#t #f #f))
("'" . ("'" . ()))
("empty" . (() . ()))
("brace" . (() . "brace"))
- ("bracket" . (() . "bracket"))))
+ ("bracket" . (() . "bracket"))
+
+ ;; segno bar lines
+ ("S" . ("||" . "S"))
+ ("|S" . ("|" . "S"))
+ ("S|" . ("S" . ()))
+ (":|S" . (":|" . "S"))
+ (":|S." . (":|S" . ()))
+ ("S|:" . ("S" . "|:"))
+ (".S|:" . ("|" . "S|:"))
+ (":|S|:" . (":|" . "S|:"))
+ (":|S.|:" . (":|S" . "|:"))))
(define-public (bar-line::calc-glyph-name grob)
(let* ((glyph (ly:grob-property grob 'glyph))
(dir (ly:item-break-dir grob))
- (result (assoc glyph bar-glyph-alist))
+ (result (assoc-get glyph bar-glyph-alist))
(glyph-name (if (= dir CENTER)
glyph
(if (and result
- (string? (index-cell (cdr result) dir)))
- (index-cell (cdr result) dir)
+ (string? (index-cell result dir)))
+ (index-cell result dir)
#f))))
glyph-name))
(define-public (bar-line::calc-break-visibility grob)
(let* ((glyph (ly:grob-property grob 'glyph))
- (result (assoc glyph bar-glyph-alist)))
+ (result (assoc-get glyph bar-glyph-alist)))
(if result
- (vector (string? (cadr result)) #t (string? (cddr result)))
+ (vector (string? (car result)) #t (string? (cdr result)))
all-invisible)))
(define-public (shift-right-at-line-begin g)
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
;; Tuplets
+(define-public (tuplet-number::calc-direction grob)
+ (ly:tuplet-bracket::calc-direction (ly:grob-object grob 'bracket)))
+
(define-public (tuplet-number::calc-denominator-text grob)
(number->string (ly:event-property (event-cause grob) 'denominator)))
(define-public (tuplet-number::calc-fraction-text grob)
(let ((ev (event-cause grob)))
- (format "~a:~a"
+ (format #f "~a:~a"
(ly:event-property ev 'denominator)
(ly:event-property ev 'numerator))))
(den (if denominator denominator (ly:event-property ev 'denominator)))
(num (if numerator numerator (ly:event-property ev 'numerator))))
- (format "~a:~a" den num)))
+ (format #f "~a:~a" den num)))
;; Print a tuplet fraction with note durations appended to the numerator and the
;; denominator
(num (if numerator numerator (ly:event-property ev 'numerator))))
(make-concat-markup (list
- (make-simple-markup (format "~a" den))
+ (make-simple-markup (format #f "~a" den))
(markup #:fontsize -5 #:note denominatornote UP)
(make-simple-markup " : ")
- (make-simple-markup (format "~a" num))
+ (make-simple-markup (format #f "~a" num))
(markup #:fontsize -5 #:note numeratornote UP)))))
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
;; Color
-(define-public color? list?)
+(define-public (color? x)
+ (and (list? x)
+ (= 3 (length x))
+ (apply eq? #t (map number? x))
+ (apply eq? #t (map (lambda (y) (<= 0 y 1)) x))))
+
(define-public (rgb-color r g b) (list r g b))
; predefined colors
(+ c0 p))))
+;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
+;; annotations
+
+(define-public (numbered-footnotes int)
+ (markup #:tiny (number->string (+ 1 int))))
+
+(define-public (symbol-footnotes int)
+ (define (helper symbols out idx n)
+ (if (< n 1)
+ out
+ (helper symbols
+ (string-append out (list-ref symbols idx))
+ idx
+ (- n 1))))
+ (markup #:tiny (helper '("*" "†" "‡" "§" "¶")
+ ""
+ (remainder int 5)
+ (+ 1 (quotient int 5)))))
+
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
;; accidentals
(list lp rp)))
(define-public (parentheses-item::calc-angled-bracket-stencils grob)
- (let* ((font (ly:grob-default-font grob))
- (lp (ly:stencil-aligned-to (ly:stencil-aligned-to
- (grob-interpret-markup
- grob
- (ly:wide-char->utf-8 #x2329))
- Y CENTER)
- X RIGHT))
- (rp (ly:stencil-aligned-to (ly:stencil-aligned-to
- (grob-interpret-markup
- grob
- (ly:wide-char->utf-8 #x232A))
- Y CENTER)
- X LEFT)))
-
+ (let* ((parent (ly:grob-parent grob Y))
+ (y-extent (ly:grob-extent parent parent Y))
+ (half-thickness 0.05) ; should it be a property?
+ (width 0.5) ; should it be a property?
+ (angularity 1.5) ; makes angle brackets
+ (white-padding 0.1) ; should it be a property?
+ (lp (ly:stencil-aligned-to
+ (ly:stencil-aligned-to
+ (make-parenthesis-stencil y-extent
+ half-thickness
+ (- width)
+ angularity)
+ Y CENTER)
+ X RIGHT))
+ (lp-x-extent
+ (interval-widen (ly:stencil-extent lp X) white-padding))
+ (rp (ly:stencil-aligned-to
+ (ly:stencil-aligned-to
+ (make-parenthesis-stencil y-extent
+ half-thickness
+ width
+ angularity)
+ Y CENTER)
+ X LEFT))
+ (rp-x-extent
+ (interval-widen (ly:stencil-extent rp X) white-padding)))
+ (set! lp (ly:make-stencil (ly:stencil-expr lp)
+ lp-x-extent
+ (ly:stencil-extent lp Y)))
+ (set! rp (ly:make-stencil (ly:stencil-expr rp)
+ rp-x-extent
+ (ly:stencil-extent rp Y)))
(list (stencil-whiteout lp)
- (stencil-whiteout rp))))
+ (stencil-whiteout rp))))
(define (parenthesize-elements grob . rest)
(let* ((refp (if (null? rest)
(ly:stencil-translate-axis rp (+ (cdr x-ext) padding) X))))
-(define (parentheses-item::print me)
+(define-public (parentheses-item::print me)
(let* ((elts (ly:grob-object me 'elements))
(y-ref (ly:grob-common-refpoint-of-array me elts Y))
(x-ref (ly:grob-common-refpoint-of-array me elts X))
START
STOP))
+(define-public (dynamic-text-spanner::before-line-breaking grob)
+ "Monitor left bound of @code{DynamicTextSpanner} for absolute dynamics.
+If found, ensure @code{DynamicText} does not collide with spanner text by
+changing @code{'attach-dir} and @code{'padding}. Reads the
+@code{'right-padding} property of @code{DynamicText} to fine tune space
+between the two text elements."
+ (let ((left-bound (ly:spanner-bound grob LEFT)))
+ (if (grob::has-interface left-bound 'dynamic-text-interface)
+ (let* ((details (ly:grob-property grob 'bound-details))
+ (left-details (ly:assoc-get 'left details))
+ (my-padding (ly:assoc-get 'padding left-details))
+ (script-padding (ly:grob-property left-bound 'right-padding 0)))
+
+ (and (number? my-padding)
+ (ly:grob-set-nested-property! grob
+ '(bound-details left attach-dir)
+ RIGHT)
+ (ly:grob-set-nested-property! grob
+ '(bound-details left padding)
+ (+ my-padding script-padding)))))))
+
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
;; lyrics
(define-public (system-start-text::calc-y-offset grob)
(define (live-elements-list me)
- (let* ((elements (ly:grob-object me 'elements))
- (elts-length (ly:grob-array-length elements))
- (live-elements '()))
-
- (let get-live ((len elts-length))
- (if (> len 0)
- (let ((elt (ly:grob-array-ref elements (1- len))))
+ (let ((elements (ly:grob-object me 'elements)))
- (if (grob::is-live? elt)
- (set! live-elements (cons elt live-elements)))
- (get-live (1- len)))))
- live-elements))
+ (filter! grob::is-live?
+ (ly:grob-array->list elements))))
(let* ((left-bound (ly:spanner-bound grob LEFT))
(live-elts (live-elements-list grob))
(begin
(ly:grob-suicide! grob)
(list)))))
+
+;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
+;; laissez-vibrer tie
+;;
+;; needed so we can make laissez-vibrer a pure print
+;;
+(define-public (laissez-vibrer::print grob)
+ (ly:tie::print grob))
+
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