;;;;
;;;; source file of the GNU LilyPond music typesetter
;;;;
-;;;; (c) 2000--2004 Han-Wen Nienhuys <hanwen@cs.uu.nl>
+;;;; (c) 2000--2005 Han-Wen Nienhuys <hanwen@cs.uu.nl>
;;;; Jan Nieuwenhuizen <janneke@gnu.org>
+
;;; markup commands
-;;; TODO:
;;; * each markup function should have a doc string with
;; syntax, description and example.
+(use-modules (ice-9 regex))
-(def-markup-command (stencil layout props stil) (ly:stencil?)
- "Stencil as markup"
- stil)
+;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
+;; utility functions
+;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
+(define-public empty-stencil (ly:make-stencil '() '(1 . -1) '(1 . -1)))
+(define-public point-stencil (ly:make-stencil "" '(0 . 0) '(0 . 0)))
-(def-markup-command (score layout props score) (ly:score?)
+
+;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
+;; geometric shapes
+;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
+
+(def-markup-command (draw-circle layout props radius thickness fill)
+ (number? number? boolean?)
+ "A circle of radius @var{radius}, thickness @var{thickness} and
+optionally filled."
+ (make-circle-stencil radius thickness fill))
+
+(def-markup-command (triangle layout props filled) (boolean?)
+ "A triangle, filled or not"
(let*
- ((systems (ly:score-embedded-format score layout)))
+ ((th (chain-assoc-get 'thickness props 0.1))
+ (size (chain-assoc-get 'font-size props 0))
+ (ex (* (magstep size)
+ 0.8
+ (chain-assoc-get 'baseline-skip props 2))))
+
+ (ly:make-stencil
+ `(polygon '(0.0 0.0
+ ,ex 0.0
+ ,(* 0.5 ex)
+ ,(* 0.86 ex))
+ ,th
+ ,filled)
+
+ (cons 0 ex)
+ (cons 0 (* .86 ex))
+ )))
+
+(def-markup-command (circle layout props arg) (markup?)
+ "Draw a circle around @var{arg}. Use @code{thickness},
+@code{circle-padding} and @code{font-size} properties to determine line
+thickness and padding around the markup."
+ (let* ((th (chain-assoc-get 'thickness props 0.1))
+ (size (chain-assoc-get 'font-size props 0))
+ (pad
+ (* (magstep size)
+ (chain-assoc-get 'circle-padding props 0.2)))
+ (m (interpret-markup layout props arg)))
+ (circle-stencil m th pad)))
+
+(def-markup-command (with-url layout props url arg) (string? markup?)
+ "Add a link to URL @var{url} around @var{arg}. This only works in
+the PDF backend."
+ (let* ((stil (interpret-markup layout props arg))
+ (xextent (ly:stencil-extent stil X))
+ (yextent (ly:stencil-extent stil Y))
+ (old-expr (ly:stencil-expr stil))
+ (url-expr (list 'url-link url `(quote ,xextent) `(quote ,yextent))))
+ (ly:stencil-add (ly:make-stencil url-expr xextent yextent) stil)))
+
+
+(def-markup-command (beam layout props width slope thickness)
+ (number? number? number?)
+ "Create a beam with the specified parameters."
+ (let* ((y (* slope width))
+ (yext (cons (min 0 y) (max 0 y)))
+ (half (/ thickness 2)))
+
+ (ly:make-stencil
+ (list 'beam width
+ slope
+ thickness
+ (ly:output-def-lookup layout 'blotdiameter))
+ (cons 0 width)
+ (cons (+ (- half) (car yext))
+ (+ half (cdr yext))))))
- (if (= 0 (vector-length systems))
- (begin
- (ly:warn "No systems found in \\score markup. Did you forget \\layout?")
- empty-markup)
- (begin
- (let*
- ((stencil (ly:paper-system-stencil (vector-ref systems 0))))
+(def-markup-command (box layout props arg) (markup?)
+ "Draw a box round @var{arg}. Looks at @code{thickness},
+@code{box-padding} and @code{font-size} properties to determine line
+thickness and padding around the markup."
+ (let* ((th (chain-assoc-get 'thickness props 0.1))
+ (size (chain-assoc-get 'font-size props 0))
+ (pad (* (magstep size)
+ (chain-assoc-get 'box-padding props 0.2)))
+ (m (interpret-markup layout props arg)))
+ (box-stencil m th pad)))
- (ly:stencil-align-to! stencil Y CENTER)
- stencil)))))
+(def-markup-command (filled-box layout props xext yext blot)
+ (number-pair? number-pair? number?)
+ "Draw a box with rounded corners of dimensions @var{xext} and @var{yext}."
+ (ly:round-filled-box
+ xext yext blot))
+
+(def-markup-command (whiteout layout props arg) (markup?)
+ "Provide a white underground for @var{arg}"
+ (let* ((stil (interpret-markup layout props
+ (make-with-color-markup black arg)))
+ (white
+ (interpret-markup layout props
+ (make-with-color-markup
+ white
+ (make-filled-box-markup
+ (ly:stencil-extent stil X)
+ (ly:stencil-extent stil Y)
+ 0.0)))))
+
+ (ly:stencil-add white stil)))
+
+(def-markup-command (pad-markup layout props padding arg) (number? markup?)
+ "Add space around a markup object."
-(def-markup-command (simple layout props str) (string?)
- "A simple text string; @code{\\markup @{ foo @}} is equivalent with
-@code{\\markup @{ \\simple #\"foo\" @}}."
- (interpret-markup layout props str))
+ (let*
+ ((stil (interpret-markup layout props arg))
+ (xext (ly:stencil-extent stil X))
+ (yext (ly:stencil-extent stil Y)))
-(def-markup-command (encoded-simple layout props sym str) (symbol? string?)
- "A text string, encoded with encoding @var{sym}. See
-@usermanref{Text encoding} for more information."
- (Text_interface::interpret_string layout
- props sym str))
+ (ly:make-stencil
+ (ly:stencil-expr stil)
+ (interval-widen xext padding)
+ (interval-widen yext padding))))
+;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
+;; space
+;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
-;; TODO: use font recoding.
-;; (make-line-markup
-;; (map make-word-markup (string-tokenize str)))))
+;;FIXME: is this working?
+(def-markup-command (strut layout props) ()
+ "Create a box of the same height as the space in the current font."
+ (let ((m (Text_interface::interpret_markup layout props " ")))
+ (ly:make-stencil (ly:stencil-expr m)
+ (ly:stencil-extent m X)
+ '(1000 . -1000))))
-(define-public empty-markup
- (make-simple-markup ""))
+;; todo: fix negative space
+(def-markup-command (hspace layout props amount) (number?)
+ "This produces a invisible object taking horizontal space.
+@example
+\\markup @{ A \\hspace #2.0 B @}
+@end example
+will put extra space between A and B, on top of the space that is
+normally inserted before elements on a line.
+"
+ (if (> amount 0)
+ (ly:make-stencil "" (cons 0 amount) '(-1 . 1))
+ (ly:make-stencil "" (cons amount amount) '(-1 . 1))))
-(def-markup-command (postscript layout props str) (string?)
+;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
+;; importing graphics.
+;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
+
+(def-markup-command (stencil layout props stil) (ly:stencil?)
+ "Stencil as markup"
+ stil)
+
+(define bbox-regexp
+ (make-regexp "%%BoundingBox: ([0-9-]+) ([0-9-]+) ([0-9-]+) ([0-9-]+)"))
+
+(define (get-postscript-bbox string)
+ "Extract the bbox from STRING, or return #f if not present."
+ (let*
+ ((match (regexp-exec bbox-regexp string)))
+
+ (if match
+ (map (lambda (x)
+ (string->number (match:substring match x)))
+ (cdr (iota 5)))
+
+ #f)))
+
+(def-markup-command (epsfile layout props file-name) (string?)
+ "Inline an EPS image. The image is scaled such that 10 PS units is
+one staff-space."
+
+ (if (ly:get-option 'safe)
+ (interpret-markup layout props "not allowed in safe")
+ (let*
+ ((contents (ly:gulp-file file-name))
+ (bbox (get-postscript-bbox contents))
+ (scaled-bbox
+ (if bbox
+ (map (lambda (x) (/ x 10)) bbox)
+ (begin
+ (ly:warn (_ "can't find bounding box of `~a'")
+ file-name)
+ '()))))
+
+
+ (if bbox
+
+ (ly:make-stencil
+ (list
+ 'embedded-ps
+ (string-append
+
+ ; adobe 5002.
+ "BeginEPSF "
+ "0.1 0.1 scale "
+ (format "\n%%BeginDocument: ~a\n" file-name)
+ contents
+ "%%EndDocument\n"
+ "EndEPSF\n"
+ ))
+ (cons (list-ref scaled-bbox 0) (list-ref scaled-bbox 2))
+ (cons (list-ref scaled-bbox 1) (list-ref scaled-bbox 3)))
+
+ (ly:make-stencil "" '(0 . 0) '(0 . 0))))))
+
+
+(def-markup-command (postscript layout props str) (string?)
"This inserts @var{str} directly into the output as a PostScript
command string. Due to technicalities of the output backends,
different scales should be used for the @TeX{} and PostScript backend,
@verbatim
gsave /ecrm10 findfont
10.0 output-scale div
- scalefont setfont 90 rotate (hello) show grestore
+ scalefont setfont 90 rotate (hello) show grestore
@end verbatim
"
;; FIXME
-
(ly:make-stencil
(list 'embedded-ps str)
- '(0 . 0) '(0 . 0) ))
+ '(0 . 0) '(0 . 0)))
+
+
+(def-markup-command (score layout props score) (ly:score?)
+ "Inline an image of music."
+ (let* ((output (ly:score-embedded-format score layout)))
+
+ (if (ly:music-output? output)
+ (ly:paper-system-stencil
+ (vector-ref (ly:paper-score-paper-systems output) 0))
+ (begin
+ (ly:warning (_"no systems found in \\score markup, does it have a \\layout block?"))
+ empty-stencil))))
+
+;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
+;; basic formatting.
+;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
+
+(def-markup-command (simple layout props str) (string?)
+ "A simple text string; @code{\\markup @{ foo @}} is equivalent with
+@code{\\markup @{ \\simple #\"foo\" @}}."
+ (interpret-markup layout props str))
+
+
+;; TODO: use font recoding.
+;; (make-line-markup
+;; (map make-word-markup (string-tokenize str)))))
+
+(define-public empty-markup
+ (make-simple-markup ""))
+
+;; helper for justifying lines.
+(define (get-fill-space word-count line-width text-widths)
+ "Calculate the necessary paddings between each two adjacent texts.
+ The lengths of all texts are stored in @var{text-widths}.
+ The normal formula for the padding between texts a and b is:
+ padding = line-width/(word-count - 1) - (length(a) + length(b))/2
+ The first and last padding have to be calculated specially using the
+ whole length of the first or last text.
+ Return a list of paddings.
+"
+ (cond
+ ((null? text-widths) '())
+
+ ;; special case first padding
+ ((= (length text-widths) word-count)
+ (cons
+ (- (- (/ line-width (1- word-count)) (car text-widths))
+ (/ (car (cdr text-widths)) 2))
+ (get-fill-space word-count line-width (cdr text-widths))))
+ ;; special case last padding
+ ((= (length text-widths) 2)
+ (list (- (/ line-width (1- word-count))
+ (+ (/ (car text-widths) 2) (car (cdr text-widths)))) 0))
+ (else
+ (cons
+ (- (/ line-width (1- word-count))
+ (/ (+ (car text-widths) (car (cdr text-widths))) 2))
+ (get-fill-space word-count line-width (cdr text-widths))))))
-;;(def-markup-command (fill-line layout props line-width markups)
-;; (number? markup-list?)
-;; no parser tag -- should make number? markuk-list? thingy
(def-markup-command (fill-line layout props markups)
(markup-list?)
"Put @var{markups} in a horizontal line of width @var{line-width}.
- The markups are spaced/flushed to fill the entire line."
-
- (let* ((stencils (map (lambda (x) (interpret-markup layout props x))
- markups))
- (text-width (apply + (map interval-length
- (map (lambda (x)
- (ly:stencil-extent x X))
- stencils))))
- (word-count (length markups))
- (word-space (chain-assoc-get 'word-space props))
- (line-width (chain-assoc-get 'linewidth props))
- (fill-space (if (< line-width text-width)
- word-space
- (/ (- line-width text-width)
- (if (= word-count 1) 2 (- word-count 1)))))
- (line-stencils (if (= word-count 1)
- (map (lambda (x) (interpret-markup layout props x))
- (list (make-simple-markup "")
- (make-stencil-markup (car stencils))
- (make-simple-markup "")))
- stencils)))
- (stack-stencil-line fill-space line-stencils)))
-
-(define (font-markup qualifier value)
- (lambda (layout props arg)
- (interpret-markup layout
- (prepend-alist-chain qualifier value props)
- arg)))
-
+ The markups are spaced/flushed to fill the entire line.
+ If there are no arguments, return an empty stencil."
+
+ (let* ((orig-stencils
+ (map (lambda (x) (interpret-markup layout props x))
+ markups))
+ (stencils
+ (map (lambda (stc)
+ (if (ly:stencil-empty? stc)
+ point-stencil
+ stc)) orig-stencils))
+ (text-widths
+ (map (lambda (stc)
+ (if (ly:stencil-empty? stc)
+ 0.0
+ (interval-length (ly:stencil-extent stc X))))
+ stencils))
+ (text-width (apply + text-widths))
+ (word-count (length stencils))
+ (word-space (chain-assoc-get 'word-space props))
+ (line-width (chain-assoc-get 'linewidth props))
+ (fill-space
+ (cond
+ ((= word-count 1)
+ (list
+ (/ (- line-width text-width) 2)
+ (/ (- line-width text-width) 2)))
+ ((= word-count 2)
+ (list
+ (- line-width text-width)))
+ (else
+ (get-fill-space word-count line-width text-widths))))
+ (fill-space-normal
+ (map (lambda (x)
+ (if (< x word-space)
+ word-space
+ x))
+ fill-space))
+
+ (line-stencils (if (= word-count 1)
+ (list
+ point-stencil
+ (car stencils)
+ point-stencil)
+ stencils)))
+
+ (if (null? (remove ly:stencil-empty? orig-stencils))
+ empty-stencil
+ (stack-stencils-padding-list X RIGHT fill-space-normal line-stencils))))
+
(def-markup-command (line layout props args) (markup-list?)
"Put @var{args} in a horizontal line. The property @code{word-space}
determines the space between each markup in @var{args}."
+ (let*
+ ((stencils (map (lambda (m) (interpret-markup layout props m)) args))
+ (space (chain-assoc-get 'word-space props)))
+
(stack-stencil-line
- (chain-assoc-get 'word-space props)
- (map (lambda (m) (interpret-markup layout props m)) args)))
+ space
+ (remove ly:stencil-empty? stencils))))
+
+
+(define (wordwrap-stencils stencils
+ justify base-space line-width
+ )
+
+ "Perform simple wordwrap, return stencil of each line."
+ (define space (if justify
+
+ ;; justify only stretches lines.
+ (* 0.7 base-space)
+ base-space))
+
+ (define (take-list width space stencils
+ accumulator accumulated-width)
+ "Return (head-list . tail) pair, with head-list fitting into width"
+ (if (null? stencils)
+ (cons accumulator stencils)
+ (let*
+ ((first (car stencils))
+ (first-wid (cdr (ly:stencil-extent (car stencils) X)))
+ (newwid (+ space first-wid accumulated-width))
+ )
+
+ (if
+ (or (null? accumulator)
+ (< newwid width))
+
+ (take-list width space
+ (cdr stencils)
+ (cons first accumulator)
+ newwid)
+ (cons accumulator stencils))
+ )))
+
+ (let loop
+ ((lines '())
+ (todo stencils))
+
+ (let*
+ ((line-break (take-list line-width space todo
+ '() 0.0))
+ (line-stencils (car line-break))
+ (space-left (- line-width (apply + (map (lambda (x) (cdr (ly:stencil-extent x X)))
+ line-stencils))))
+
+ (line-word-space (cond
+ ((not justify) space)
+
+ ;; don't stretch last line of paragraph.
+ ;; hmmm . bug - will overstretch the last line in some case.
+ ((null? (cdr line-break))
+ base-space)
+ ((null? line-stencils) 0.0)
+ ((null? (cdr line-stencils)) 0.0)
+ (else (/ space-left (1- (length line-stencils))))))
+
+ (line (stack-stencil-line
+ line-word-space
+ (reverse line-stencils))))
+
+ (if (pair? (cdr line-break))
+ (loop (cons line lines)
+ (cdr line-break))
+
+ (reverse (cons line lines))
+ ))
+
+ ))
+
+
+(define (wordwrap-markups layout props args justify)
+ (let*
+ ((baseline-skip (chain-assoc-get 'baseline-skip props))
+ (line-width (chain-assoc-get 'linewidth props))
+ (word-space (chain-assoc-get 'word-space props))
+ (lines (wordwrap-stencils
+ (remove ly:stencil-empty?
+ (map (lambda (m) (interpret-markup layout props m)) args))
+ justify word-space line-width)
+ ))
+
+ (stack-lines DOWN 0.0 baseline-skip lines)))
+
+(def-markup-command (justify layout props args) (markup-list?)
+ "Simple wordwrap"
+
+ (wordwrap-markups layout props args #t))
+(def-markup-command (wordwrap layout props args) (markup-list?)
+ "Like wordwrap, but with lines stretched to justify the margins."
+
+ (wordwrap-markups layout props args #f))
+
+(define (wordwrap-string layout props justify arg)
+ (let*
+ ((baseline-skip (chain-assoc-get 'baseline-skip props))
+ (line-width (chain-assoc-get 'linewidth props))
+ (word-space (chain-assoc-get 'word-space props))
+ (para-strings (regexp-split arg "\n[ \t\n]*\n[ \t\n]*"))
+
+ (list-para-words (map (lambda (str)
+ (regexp-split str "[ \t\n]+"))
+ para-strings))
+ (para-lines (map (lambda (words)
+ (let*
+ ((stencils
+ (remove
+ ly:stencil-empty? (map
+ (lambda (x)
+ (interpret-markup layout props x))
+ words)))
+ (lines (wordwrap-stencils stencils
+ justify word-space line-width)))
+
+ lines))
+
+ list-para-words)))
+
+ (stack-lines DOWN 0.0 baseline-skip (apply append para-lines))))
+
+
+(def-markup-command (wordwrap-string layout props arg) (string?)
+ "Wordwrap a string. Paragraphs may be separated with double newlines"
+ (wordwrap-string layout props #f arg))
+
+(def-markup-command (justify-string layout props arg) (string?)
+ "Justify a string. Paragraphs may be separated with double newlines"
+ (wordwrap-string layout props #t arg))
+
(def-markup-command (combine layout props m1 m2) (markup? markup?)
"Print two markups on top of each other."
- (let*
- ((s1 (interpret-markup layout props m1))
- (s2 (interpret-markup layout props m2)))
-
+ (let* ((s1 (interpret-markup layout props m1))
+ (s2 (interpret-markup layout props m2)))
(ly:stencil-add s1 s2)))
+;;
+;; TODO: should extract baseline-skip from each argument somehow..
+;;
+(def-markup-command (column layout props args) (markup-list?)
+ "Stack the markups in @var{args} vertically. The property
+@code{baseline-skip} determines the space between each markup in @var{args}."
+ (stack-lines
+ -1 0.0 (chain-assoc-get 'baseline-skip props)
+ (remove ly:stencil-empty?
+ (map (lambda (m) (interpret-markup layout props m)) args))))
+
+(def-markup-command (dir-column layout props args) (markup-list?)
+ "Make a column of args, going up or down, depending on the setting
+of the @code{#'direction} layout property."
+ (let* ((dir (chain-assoc-get 'direction props)))
+ (stack-lines
+ (if (number? dir) dir -1)
+ 0.0
+ (chain-assoc-get 'baseline-skip props)
+ (map (lambda (x) (interpret-markup layout props x)) args))))
+
+(def-markup-command (center-align layout props args) (markup-list?)
+ "Put @code{args} in a centered column. "
+ (let* ((mols (map (lambda (x) (interpret-markup layout props x)) args))
+ (cmols (map (lambda (x) (ly:stencil-aligned-to x X CENTER)) mols)))
+ (stack-lines -1 0.0 (chain-assoc-get 'baseline-skip props) cmols)))
+
+(def-markup-command (vcenter layout props arg) (markup?)
+ "Align @code{arg} to its Y center. "
+ (let* ((mol (interpret-markup layout props arg)))
+ (ly:stencil-aligned-to mol Y CENTER)))
+
+(def-markup-command (hcenter layout props arg) (markup?)
+ "Align @code{arg} to its X center. "
+ (let* ((mol (interpret-markup layout props arg)))
+ (ly:stencil-aligned-to mol X CENTER)))
+
+(def-markup-command (right-align layout props arg) (markup?)
+ "Align @var{arg} on its right edge. "
+ (let* ((m (interpret-markup layout props arg)))
+ (ly:stencil-aligned-to m X RIGHT)))
+
+(def-markup-command (left-align layout props arg) (markup?)
+ "Align @var{arg} on its left edge. "
+ (let* ((m (interpret-markup layout props arg)))
+ (ly:stencil-aligned-to m X LEFT)))
+
+(def-markup-command (general-align layout props axis dir arg) (integer? number? markup?)
+ "Align @var{arg} in @var{axis} direction to the @var{dir} side."
+ (let* ((m (interpret-markup layout props arg)))
+ (ly:stencil-aligned-to m axis dir)))
+
+(def-markup-command (halign layout props dir arg) (number? markup?)
+ "Set horizontal alignment. If @var{dir} is @code{-1}, then it is
+left-aligned, while @code{+1} is right. Values in between interpolate
+alignment accordingly."
+ (let* ((m (interpret-markup layout props arg)))
+ (ly:stencil-aligned-to m X dir)))
+
+
+;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
+;; property
+;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
+
+(def-markup-command (fromproperty layout props symbol) (symbol?)
+ "Read the @var{symbol} from property settings, and produce a stencil
+ from the markup contained within. If @var{symbol} is not defined, it
+ returns an empty markup"
+ (let* ((m (chain-assoc-get symbol props)))
+ (if (markup? m)
+ (interpret-markup layout props m)
+ (ly:make-stencil '() '(1 . -1) '(1 . -1)))))
+
+
+(def-markup-command (on-the-fly layout props procedure arg) (symbol? markup?)
+ "Apply the @var{procedure} markup command to
+@var{arg}. @var{procedure} should take a single argument."
+ (let* ((anonymous-with-signature (lambda (layout props arg) (procedure layout props arg))))
+ (set-object-property! anonymous-with-signature
+ 'markup-signature
+ (list markup?))
+ (interpret-markup layout props (list anonymous-with-signature arg))))
+
+
+
+(def-markup-command (override layout props new-prop arg) (pair? markup?)
+ "Add the first argument in to the property list. Properties may be
+any sort of property supported by @internalsref{font-interface} and
+@internalsref{text-interface}, for example
+
+@verbatim
+\\override #'(font-family . married) \"bla\"
+@end verbatim
+
+"
+ (interpret-markup layout (cons (list new-prop) props) arg))
+
+;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
+;; fonts.
+;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
+
+
+(def-markup-command (bigger layout props arg) (markup?)
+ "Increase the font size relative to current setting"
+ (interpret-markup layout props
+ `(,fontsize-markup 1 ,arg)))
+
+(def-markup-command (smaller layout props arg) (markup?)
+ "Decrease the font size relative to current setting"
+ (interpret-markup layout props
+ `(,fontsize-markup -1 ,arg)))
+
+(def-markup-command larger (markup?) bigger-markup)
+
(def-markup-command (finger layout props arg) (markup?)
"Set the argument as small numbers."
(interpret-markup layout
(cons '((font-size . -5) (font-encoding . fetaNumber)) props)
arg))
-(def-markup-command (fontsize layout props mag arg) (number? markup?)
- "This sets the relative font size, e.g.
-@example
-A \\fontsize #2 @{ B C @} D
-@end example
+(def-markup-command (fontsize layout props increment arg) (number? markup?)
+ "Add @var{increment} to the font-size. Adjust baseline skip accordingly."
+
+ (let* ((fs (chain-assoc-get 'font-size props 0))
+ (bs (chain-assoc-get 'baseline-skip props 2))
+ (entries (list
+ (cons 'baseline-skip (* bs (magstep increment)))
+ (cons 'font-size (+ fs increment )))))
+
+ (interpret-markup layout (cons entries props) arg)))
+
-This will enlarge the B and the C by two steps.
-"
- (interpret-markup
- layout
- (prepend-alist-chain 'font-size mag props)
- arg))
+;; FIXME -> should convert to font-size.
(def-markup-command (magnify layout props sz arg) (number? markup?)
- "This sets the font magnification for the its argument. In the following
+ "Set the font magnification for the its argument. In the following
example, the middle A will be 10% larger:
@example
A \\magnify #1.1 @{ A @} A
Note: magnification only works if a font-name is explicitly selected.
Use @code{\\fontsize} otherwise."
-
(interpret-markup
layout
(prepend-alist-chain 'font-magnification sz props)
(interpret-markup
layout (prepend-alist-chain 'font-shape 'upright props) arg))
+
+;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
+;; symbols.
+;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
+
(def-markup-command (doublesharp layout props) ()
"Draw a double sharp symbol."
- (interpret-markup layout props (markup #:musicglyph "accidentals-4")))
+ (interpret-markup layout props (markup #:musicglyph "accidentals.4")))
+
(def-markup-command (sesquisharp layout props) ()
"Draw a 3/2 sharp symbol."
- (interpret-markup layout props (markup #:musicglyph "accidentals-3")))
+ (interpret-markup layout props (markup #:musicglyph "accidentals.3")))
(def-markup-command (sharp layout props) ()
"Draw a sharp symbol."
- (interpret-markup layout props (markup #:musicglyph "accidentals-2")))
+ (interpret-markup layout props (markup #:musicglyph "accidentals.2")))
+
(def-markup-command (semisharp layout props) ()
"Draw a semi sharp symbol."
- (interpret-markup layout props (markup #:musicglyph "accidentals-1")))
+ (interpret-markup layout props (markup #:musicglyph "accidentals.1")))
+
(def-markup-command (natural layout props) ()
"Draw a natural symbol."
+ (interpret-markup layout props (markup #:musicglyph "accidentals.0")))
- (interpret-markup layout props (markup #:musicglyph "accidentals-0")))
(def-markup-command (semiflat layout props) ()
"Draw a semiflat."
- (interpret-markup layout props (markup #:musicglyph "accidentals--1")))
+ (interpret-markup layout props (markup #:musicglyph "accidentals.M1")))
+
(def-markup-command (flat layout props) ()
"Draw a flat symbol."
-
- (interpret-markup layout props (markup #:musicglyph "accidentals--2")))
+ (interpret-markup layout props (markup #:musicglyph "accidentals.M2")))
+
(def-markup-command (sesquiflat layout props) ()
"Draw a 3/2 flat symbol."
-
- (interpret-markup layout props (markup #:musicglyph "accidentals--3")))
+ (interpret-markup layout props (markup #:musicglyph "accidentals.M3")))
+
(def-markup-command (doubleflat layout props) ()
"Draw a double flat symbol."
+ (interpret-markup layout props (markup #:musicglyph "accidentals.M4")))
- (interpret-markup layout props (markup #:musicglyph "accidentals--4")))
+(def-markup-command (with-color layout props color arg) (color? markup?)
+ "Draw @var{arg} in color specified by @var{color}"
+ (let* ((stil (interpret-markup layout props arg)))
-(def-markup-command (column layout props args) (markup-list?)
- "Stack the markups in @var{args} vertically."
- (stack-lines
- -1 0.0 (chain-assoc-get 'baseline-skip props)
- (map (lambda (m) (interpret-markup layout props m)) args)))
+ (ly:make-stencil (list 'color color (ly:stencil-expr stil))
+ (ly:stencil-extent stil X)
+ (ly:stencil-extent stil Y))))
-(def-markup-command (dir-column layout props args) (markup-list?)
- "Make a column of args, going up or down, depending on the setting
-of the @code{#'direction} layout property."
- (let* ((dir (chain-assoc-get 'direction props)))
- (stack-lines
- (if (number? dir) dir -1)
- 0.0
- (chain-assoc-get 'baseline-skip props)
- (map (lambda (x) (interpret-markup layout props x)) args))))
-(def-markup-command (center-align layout props args) (markup-list?)
- "Put @code{args} in a centered column. "
- (let* ((mols (map (lambda (x) (interpret-markup layout props x)) args))
- (cmols (map (lambda (x) (ly:stencil-align-to! x X CENTER)) mols)))
- (stack-lines -1 0.0 (chain-assoc-get 'baseline-skip props) mols)))
-
-(def-markup-command (vcenter layout props arg) (markup?)
- "Align @code{arg} to its center. "
- (let* ((mol (interpret-markup layout props arg)))
- (ly:stencil-align-to! mol Y CENTER)
- mol))
-
-(def-markup-command (right-align layout props arg) (markup?)
- (let* ((m (interpret-markup layout props arg)))
- (ly:stencil-align-to! m X RIGHT)
- m))
-
-(def-markup-command (left-align layout props arg) (markup?)
- "Align @var{arg} on its left edge. "
-
- (let* ((m (interpret-markup layout props arg)))
- (ly:stencil-align-to! m X LEFT)
- m))
-
-(def-markup-command (general-align layout props axis dir arg) (integer? number? markup?)
- "Align @var{arg} in @var{axis} direction to the @var{dir} side."
- (let* ((m (interpret-markup layout props arg)))
-
- (ly:stencil-align-to! m axis dir)
- m
- ))
-
-(def-markup-command (halign layout props dir arg) (number? markup?)
- "Set horizontal alignment. If @var{dir} is @code{-1}, then it is
-left-aligned, while @code{+1} is right. Values in between interpolate
-alignment accordingly."
-
-
- (let* ((m (interpret-markup layout props arg)))
- (ly:stencil-align-to! m X dir)
- m))
+;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
+;; glyphs
+;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
(def-markup-command (musicglyph layout props glyph-name) (string?)
"This is converted to a musical symbol, e.g. @code{\\musicglyph
-#\"accidentals-0\"} will select the natural sign from the music font.
-See @usermanref{The Feta font} for a complete listing of the possible glyphs.
-"
- (ly:find-glyph-by-name
+#\"accidentals.0\"} will select the natural sign from the music font.
+See @usermanref{The Feta font} for a complete listing of the possible glyphs."
+ (ly:font-get-glyph
(ly:paper-get-font layout (cons '((font-encoding . fetaMusic))
- props))
+ props))
glyph-name))
-
(def-markup-command (lookup layout props glyph-name) (string?)
"Lookup a glyph by name."
- (ly:find-glyph-by-name (ly:paper-get-font layout props)
- glyph-name))
+ (ly:font-get-glyph (ly:paper-get-font layout props)
+ glyph-name))
(def-markup-command (char layout props num) (integer?)
"Produce a single character, e.g. @code{\\char #65} produces the
letter 'A'."
(ly:get-glyph (ly:paper-get-font layout props) num))
-(def-markup-command (raise layout props amount arg) (number? markup?)
- "
-This raises @var{arg}, by the distance @var{amount}.
-A negative @var{amount} indicates lowering:
-@c
-@lilypond[verbatim,fragment,relative=1]
- c1^\\markup { C \\small \\raise #1.0 \\bold { \"9/7+\" }}
-@end lilypond
-The argument to @code{\\raise} is the vertical displacement amount,
-measured in (global) staff spaces. @code{\\raise} and @code{\\super}
-raise objects in relation to their surrounding markups.
-If the text object itself is positioned above or below the staff, then
-@code{\\raise} cannot be used to move it, since the mechanism that
-positions it next to the staff cancels any shift made with
-@code{\\raise}. For vertical positioning, use the @code{padding}
-and/or @code{extra-offset} properties. "
+(define number->mark-letter-vector (make-vector 25 #\A))
-
- (ly:stencil-translate-axis (interpret-markup layout props arg)
- amount Y))
+(do ((i 0 (1+ i))
+ (j 0 (1+ j)))
+ ((>= i 26))
+ (if (= i (- (char->integer #\I) (char->integer #\A)))
+ (set! i (1+ i)))
+ (vector-set! number->mark-letter-vector j
+ (integer->char (+ i (char->integer #\A)))))
-(def-markup-command (fraction layout props arg1 arg2) (markup? markup?)
- "Make a fraction of two markups."
-
- (let* ((m1 (interpret-markup layout props arg1))
- (m2 (interpret-markup layout props arg2)))
- (ly:stencil-align-to! m1 X CENTER)
- (ly:stencil-align-to! m2 X CENTER)
- (let* ((x1 (ly:stencil-extent m1 X))
- (x2 (ly:stencil-extent m2 X))
- (line (ly:round-filled-box (interval-union x1 x2) '(-0.05 . 0.05) 0.0))
- ;; should stack mols separately, to maintain LINE on baseline
- (stack (stack-lines -1 0.2 0.6 (list m1 line m2))))
- (ly:stencil-align-to! stack Y CENTER)
- (ly:stencil-align-to! stack X LEFT)
- ;; should have EX dimension
- ;; empirical anyway
- (ly:stencil-translate-axis stack 0.75 Y))))
+(define number->mark-alphabet-vector (list->vector
+ (map (lambda (i) (integer->char (+ i (char->integer #\A)))) (iota 26))))
+
+(define (number->markletter-string vec n)
+ "Double letters for big marks."
+ (let* ((lst (vector-length vec)))
+
+ (if (>= n lst)
+ (string-append (number->markletter-string vec (1- (quotient n lst)))
+ (number->markletter-string vec (remainder n lst)))
+ (make-string 1 (vector-ref vec n)))))
+
+(def-markup-command (markletter layout props num) (integer?)
+ "Make a markup letter for @var{num}. The letters start with A to Z
+ (skipping I), and continues with double letters."
+ (Text_interface::interpret_markup layout props
+ (number->markletter-string number->mark-letter-vector num)))
+
+(def-markup-command (markalphabet layout props num) (integer?)
+ "Make a markup letter for @var{num}. The letters start with A to Z
+ and continues with double letters."
+ (Text_interface::interpret_markup layout props
+ (number->markletter-string number->mark-alphabet-vector num)))
+
+;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
+;; the note command.
+;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
;; TODO: better syntax.
(def-markup-command (note-by-number layout props log dot-count dir) (number? number? number?)
"Construct a note symbol, with stem. By using fractional values for
@var{dir}, you can obtain longer or shorter stems."
-
(let* ((font (ly:paper-get-font layout (cons '((font-encoding . fetaMusic)) props)))
(size (chain-assoc-get 'font-size props 0))
(stem-length (* (magstep size) (max 3 (- log 1))))
- (head-glyph (ly:find-glyph-by-name
- font
- (string-append "noteheads-" (number->string (min log 2)))))
+ (head-glyph (ly:font-get-glyph
+ font
+ (string-append "noteheads.s" (number->string (min log 2)))))
(stem-thickness 0.13)
(stemy (* dir stem-length))
(attachx (if (> dir 0)
0))
(attachy (* dir 0.28))
(stem-glyph (and (> log 0)
- (ly:round-filled-box
- (cons attachx (+ attachx stem-thickness))
- (cons (min stemy attachy)
- (max stemy attachy))
- (/ stem-thickness 3))))
- (dot (ly:find-glyph-by-name font "dots-dot"))
+ (ly:round-filled-box
+ (cons attachx (+ attachx stem-thickness))
+ (cons (min stemy attachy)
+ (max stemy attachy))
+ (/ stem-thickness 3))))
+ (dot (ly:font-get-glyph font "dots.dot"))
(dotwid (interval-length (ly:stencil-extent dot X)))
(dots (and (> dot-count 0)
(apply ly:stencil-add
(map (lambda (x)
(ly:stencil-translate-axis
- dot (* (+ 1 (* 2 x)) dotwid) X) )
+ dot (* (+ 1 (* 2 x)) dotwid) X))
(iota dot-count 1)))))
(flaggl (and (> log 2)
(ly:stencil-translate
- (ly:find-glyph-by-name font
- (string-append "flags-"
- (if (> dir 0) "u" "d")
- (number->string log)))
+ (ly:font-get-glyph font
+ (string-append "flags."
+ (if (> dir 0) "u" "d")
+ (number->string log)))
(cons (+ attachx (/ stem-thickness 2)) stemy)))))
(if flaggl
(set! stem-glyph (ly:stencil-add flaggl stem-glyph)))
(if (ly:stencil? dots)
(set! stem-glyph
(ly:stencil-add
- (ly:stencil-translate-axis dots
- (+ (if (and (> dir 0) (> log 2))
- (* 1.5 dotwid)
- 0)
- ;; huh ? why not necessary?
- ;;(cdr (ly:stencil-extent head-glyph X))
- dotwid)
- X)
+ (ly:stencil-translate-axis
+ dots
+ (+ (if (and (> dir 0) (> log 2))
+ (* 1.5 dotwid)
+ 0)
+ ;; huh ? why not necessary?
+ ;;(cdr (ly:stencil-extent head-glyph X))
+ dotwid)
+ X)
stem-glyph)))
stem-glyph))
-(use-modules (ice-9 regex))
-
(define-public log2
(let ((divisor (log 2)))
(lambda (z) (inexact->exact (/ (log z) divisor)))))
(if (and match (string=? duration-string (match:substring match 0)))
(let ((len (match:substring match 1))
(dots (match:substring match 2)))
- (list (cond ((string=? len "breve") -1)
- ((string=? len "longa") -2)
+ (list (cond ((string=? len "breve") -1)
+ ((string=? len "longa") -2)
((string=? len "maxima") -3)
(else (log2 (string->number len))))
(if dots (string-length dots) 0)))
- (error "This is not a valid duration string:" duration-string))))
+ (ly:error (_ "not a valid duration string: ~a") duration-string))))
(def-markup-command (note layout props duration dir) (string? number?)
"This produces a note with a stem pointing in @var{dir} direction, with
the @var{duration} for the note head type and augmentation dots. For
example, @code{\\note #\"4.\" #-0.75} creates a dotted quarter note, with
a shortened down stem."
-
(let ((parsed (parse-simple-duration duration)))
(note-by-number-markup layout props (car parsed) (cadr parsed) dir)))
+;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
+;; translating.
+;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
+
+(def-markup-command (lower layout props amount arg) (number? markup?)
+ "
+Lower @var{arg}, by the distance @var{amount}.
+A negative @var{amount} indicates raising, see also @code{\raise}.
+"
+ (ly:stencil-translate-axis (interpret-markup layout props arg)
+ (- amount) Y))
+
+
+(def-markup-command (raise layout props amount arg) (number? markup?)
+ "
+Raise @var{arg}, by the distance @var{amount}.
+A negative @var{amount} indicates lowering, see also @code{\\lower}.
+@c
+@lilypond[verbatim,fragment,relative=1]
+ c1^\\markup { C \\small \\raise #1.0 \\bold { \"9/7+\" }}
+@end lilypond
+The argument to @code{\\raise} is the vertical displacement amount,
+measured in (global) staff spaces. @code{\\raise} and @code{\\super}
+raise objects in relation to their surrounding markups.
+
+If the text object itself is positioned above or below the staff, then
+@code{\\raise} cannot be used to move it, since the mechanism that
+positions it next to the staff cancels any shift made with
+@code{\\raise}. For vertical positioning, use the @code{padding}
+and/or @code{extra-offset} properties. "
+ (ly:stencil-translate-axis (interpret-markup layout props arg) amount Y))
+
+(def-markup-command (fraction layout props arg1 arg2) (markup? markup?)
+ "Make a fraction of two markups."
+ (let* ((m1 (interpret-markup layout props arg1))
+ (m2 (interpret-markup layout props arg2)))
+ (set! m1 (ly:stencil-aligned-to m1 X CENTER))
+ (set! m2 (ly:stencil-aligned-to m2 X CENTER))
+ (let* ((x1 (ly:stencil-extent m1 X))
+ (x2 (ly:stencil-extent m2 X))
+ (line (ly:round-filled-box (interval-union x1 x2) '(-0.05 . 0.05) 0.0))
+ ;; should stack mols separately, to maintain LINE on baseline
+ (stack (stack-lines -1 0.2 0.6 (list m1 line m2))))
+ (set! stack
+ (ly:stencil-aligned-to stack Y CENTER))
+ (set! stack
+ (ly:stencil-aligned-to stack X LEFT))
+ ;; should have EX dimension
+ ;; empirical anyway
+ (ly:stencil-translate-axis stack 0.75 Y))))
+
+
+
+
+
(def-markup-command (normal-size-super layout props arg) (markup?)
"Set @var{arg} in superscript with a normal font size."
-
- (ly:stencil-translate-axis (interpret-markup
- layout
- props arg)
- (* 0.5 (chain-assoc-get 'baseline-skip props))
- Y))
+ (ly:stencil-translate-axis
+ (interpret-markup layout props arg)
+ (* 0.5 (chain-assoc-get 'baseline-skip props)) Y))
(def-markup-command (super layout props arg) (markup?)
"
@end lilypond
"
-
(ly:stencil-translate-axis
(interpret-markup
layout
that.
"
-
(ly:stencil-translate (interpret-markup layout props arg)
- offset))
+ offset))
(def-markup-command (sub layout props arg) (markup?)
"Set @var{arg} in subscript."
-
(ly:stencil-translate-axis
(interpret-markup
layout
(def-markup-command (normal-size-sub layout props arg) (markup?)
"Set @var{arg} in subscript, in a normal font size."
-
(ly:stencil-translate-axis
(interpret-markup layout props arg)
(* -0.5 (chain-assoc-get 'baseline-skip props))
Y))
+;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
+;; brackets.
+;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
+
(def-markup-command (hbracket layout props arg) (markup?)
"Draw horizontal brackets around @var{arg}."
(let ((th 0.1) ;; todo: take from GROB.
(m (interpret-markup layout props arg)))
(bracketify-stencil m Y th (* 2.5 th) th)))
-;; todo: fix negative space
-(def-markup-command (hspace layout props amount) (number?)
- "This produces a invisible object taking horizontal space.
-@example
-\\markup @{ A \\hspace #2.0 B @}
-@end example
-will put extra space between A and B, on top of the space that is
-normally inserted before elements on a line.
-"
- (if (> amount 0)
- (ly:make-stencil "" (cons 0 amount) '(-1 . 1) )
- (ly:make-stencil "" (cons amount amount) '(-1 . 1))))
-
-(def-markup-command (override layout props new-prop arg) (pair? markup?)
- "Add the first argument in to the property list. Properties may be
-any sort of property supported by @internalsref{font-interface} and
-@internalsref{text-interface}, for example
-
-@verbatim
-\\override #'(font-family . married) \"bla\"
-@end verbatim
-
-"
- (interpret-markup layout (cons (list new-prop) props) arg))
-
-(def-markup-command (smaller layout props arg) (markup?)
- "Decrease the font size relative to current setting"
- (let* ((fs (chain-assoc-get 'font-size props 0))
- (entry (cons 'font-size (- fs 1))))
- (interpret-markup layout (cons (list entry) props) arg)))
-
-
-(def-markup-command (bigger layout props arg) (markup?)
- "Increase the font size relative to current setting"
- (let* ((fs (chain-assoc-get 'font-size props 0))
- (entry (cons 'font-size (+ fs 1))))
- (interpret-markup layout (cons (list entry) props) arg)))
-
-(def-markup-command larger (markup?)
- bigger-markup)
-
-
-(def-markup-command (box layout props arg) (markup?)
- "Draw a box round @var{arg}. Looks at @code{thickness} and
-@code{box-padding} properties to determine line thickness and padding
-around the markup."
- (let ((th (chain-assoc-get 'thickness props 0.1))
- (pad (chain-assoc-get 'box-padding props 0.2))
- (m (interpret-markup layout props arg)))
- (box-stencil m th pad)))
-
-;FIXME: is this working?
-(def-markup-command (strut layout props) ()
-
- "Create a box of the same height as the space in the current font."
-
- (let ((m (Text_interface::interpret_markup layout props " ")))
- (ly:stencil-set-extent! m X '(1000 . -1000))
- m))
-
-(define number->mark-letter-vector (make-vector 25 #\A))
-
-(do ((i 0 (1+ i))
- (j 0 (1+ j)))
- ((>= i 26))
- (if (= i (- (char->integer #\I) (char->integer #\A)))
- (set! i (1+ i)))
- (vector-set! number->mark-letter-vector j
- (integer->char (+ i (char->integer #\A)))))
-
-(define (number->markletter-string n)
- "Double letters for big marks."
- (let*
- ((l (vector-length number->mark-letter-vector)))
-
- (if (>= n l)
- (string-append (number->markletter-string (1- (quotient n l)))
- (number->markletter-string (remainder n l)))
- (make-string 1 (vector-ref number->mark-letter-vector n)))))
-
-
-(def-markup-command (markletter layout props num) (integer?)
- "Make a markup letter for @var{num}. The letters start with A to Z
- (skipping I), and continues with double letters."
-
- (Text_interface::interpret_markup layout props (number->markletter-string num)))
-
-
-
-
(def-markup-command (bracketed-y-column layout props indices args)
(list? markup-list?)
"Make a column of the markups in @var{args}, putting brackets around
the elements marked in @var{indices}, which is a list of numbers."
-
- (define (sublist l start stop)
- (take (drop l start) (- (1+ stop) start)) )
+ (define (sublist lst start stop)
+ (take (drop lst start) (- (1+ stop) start)))
(define (stencil-list-extent ss axis)
(cons
(apply min (map (lambda (x) (car (ly:stencil-extent x axis))) ss))
(apply max (map (lambda (x) (cdr (ly:stencil-extent x axis))) ss))))
-
- (define (stack-stencils stencils bskip last-stencil)
+
+
+ (define (stack-stencils-vertically stencils bskip last-stencil)
(cond
((null? stencils) '())
- ((not last-stencil)
+ ((not (ly:stencil? last-stencil))
(cons (car stencils)
- (stack-stencils (cdr stencils) bskip (car stencils))))
+ (stack-stencils-vertically (cdr stencils) bskip (car stencils))))
(else
- (let*
- ((orig (car stencils))
- (dir (chain-assoc-get 'direction props DOWN))
- (new (ly:stencil-moved-to-edge last-stencil Y dir
- orig
- 0.1 bskip))
- )
+ (let* ((orig (car stencils))
+ (dir (chain-assoc-get 'direction props DOWN))
+ (new (ly:stencil-moved-to-edge last-stencil Y dir
+ orig
+ 0.1 bskip)))
- (cons new (stack-stencils (cdr stencils) bskip new))))
- ))
+ (cons new (stack-stencils-vertically (cdr stencils) bskip new))))))
(define (make-brackets stencils indices acc)
(if (and stencils
(pair? indices)
(pair? (cdr indices)))
- (let*
- ((encl (sublist stencils (car indices) (cadr indices)))
- (x-ext (stencil-list-extent encl X))
- (y-ext (stencil-list-extent encl Y))
- (thick 0.10)
- (pad 0.35)
- (protusion (* 2.5 thick))
- (lb
- (ly:stencil-translate-axis
- (ly:bracket Y y-ext thick protusion)
- (- (car x-ext) pad) X))
- (rb (ly:stencil-translate-axis
- (ly:bracket Y y-ext thick (- protusion))
- (+ (cdr x-ext) pad) X))
- )
+ (let* ((encl (sublist stencils (car indices) (cadr indices)))
+ (x-ext (stencil-list-extent encl X))
+ (y-ext (stencil-list-extent encl Y))
+ (thick 0.10)
+ (pad 0.35)
+ (protusion (* 2.5 thick))
+ (lb
+ (ly:stencil-translate-axis
+ (ly:bracket Y y-ext thick protusion)
+ (- (car x-ext) pad) X))
+ (rb (ly:stencil-translate-axis
+ (ly:bracket Y y-ext thick (- protusion))
+ (+ (cdr x-ext) pad) X)))
(make-brackets
stencils (cddr indices)
(append
(list lb rb)
- acc)))
+ acc)))
acc))
- (let*
- ((stencils
- (map (lambda (x)
- (interpret-markup
- layout
- props
- x)) args))
- (leading
- (chain-assoc-get 'baseline-skip props))
- (stacked (stack-stencils stencils 1.25 #f))
- (brackets (make-brackets stacked indices '()))
- )
+ (let* ((stencils
+ (map (lambda (x)
+ (interpret-markup
+ layout
+ props
+ x)) args))
+ (leading
+ (chain-assoc-get 'baseline-skip props))
+ (stacked (stack-stencils-vertically
+ (remove ly:stencil-empty? stencils) 1.25 #f))
+ (brackets (make-brackets stacked indices '())))
(apply ly:stencil-add
- (append stacked brackets)
- )))
-
-
-
-
-
-
-
-
+ (append stacked brackets))))