;;; (c) 2000 Jan Nieuwenhuizen <janneke@gnu.org>
;;;
-
-;; Corresponding properties:
-;;
-;; font-series font-shape font-family font-name font-point font-size
-;;
-
(define style-to-font-alist
- '(
- (finger . "* * number * * -4")
- (volta . "* * number * * -3")
- (timesig . "* * number * * 0")
- (mark . "* * number * * 2")
- (script . "* * roman * * -1")
- (large . "* * roman * * 1")
- (Large . "bold * roman * * 2")
- (dynamic . "bold * dynamic * * 0")
- ))
+ `(
+))
-(define paper20-style-sheet-alist-template
+(define (font-field name font-descr)
+ (list-ref
+ font-descr
+ (cond
+ ((eq? name 'font-relative-size) 0)
+ ((eq? name 'font-series) 1)
+ ((eq? name 'font-shape) 2)
+ ((eq? name 'font-family) 3)
+ ((eq? name 'font-name) 4)
+ ((eq? name 'font-point-size) 5)
+ (else (ly-warning "unknown font field name"))
+ )
+ ))
+
+(define (filter-list pred? list)
+ "return that part of LIST for which PRED is true."
+ (if (null? list) '()
+ (let* (
+ (rest (filter-list pred? (cdr list)))
+ )
+ (if (pred? (car list))
+ (cons (car list) rest)
+ rest
+ )
+ )
+ )
+ )
+
+;;;;;;;;; TODO TODO . (should not use filtering?)
+;; this is bad, since we generate garbage every font-lookup.
+;; otoh, if the qualifiers is narrow enough , we don't generate much garbage.
+
+(define (filter-field field-name value font-descr-alist)
+ "return those descriptions from FONT-DESCR-LIST whose FIELD-NAME matches VALUE"
+ (filter-list
+ (lambda (x) (eq? value (font-field field-name (car x))))
+ font-descr-alist)
+ )
+
+;; should really have name/pt size at the front of the list.
+;;
+;; (also tried to vary the order of this list, with little effect)
+(define paper20-style-sheet-alist
'(
- (("medium upright music feta 20" . 0) . "feta20")
- (("medium upright music feta 16" . -1) . "feta16")
- (("medium upright music feta 13" . -2) . "feta13")
- (("medium upright music feta 23" . 1) . "feta23")
- (("medium upright music feta 26" . 2) . "feta26")
- (("medium upright braces feta-braces 20" . 0) . "feta-braces20")
- (("bold italic dynamic feta 10" . 0) . "feta-din10")
- ;; Hmm
- (("medium upright number feta-nummer 13" . 3) . "feta-nummer13")
- (("medium upright number feta-nummer 13" . 2) . "feta-nummer13")
- (("medium upright number feta-nummer 12" . 1) . "feta-nummer12")
- (("medium upright number feta-nummer 10" . 0) . "feta-nummer10")
- (("medium upright number feta-nummer 8" . -1) . "feta-nummer8")
- (("medium upright number feta-nummer 6" . -2) . "feta-nummer6")
- (("medium upright number feta-nummer 5" . -3) . "feta-nummer5")
- (("medium upright number feta-nummer 4" . -4) . "feta-nummer4")
- (("medium upright number feta-nummer 3" . -5) . "feta-nummer3")
- (("medium upright roman cmr 8" . -1) . "cmr8" )
- (("medium upright roman cmr 10" . 0) . "cmr10")
- (("medium upright roman cmr 12" . 1) . "cmr12")
- (("bold upright roman cmbx 10" . 0) . "cmbx10")
- (("bold upright roman cmbx 12" . 1) . "cmbx12")
- (("medium italic roman cmbx 10" . 0) . "cmbx10")
- (("medium italic roman cmbx 12" . 1) . "cmbx12")
- (("medium upright math msam 10" . -2) . "msam10")
- (("medium upright math msam 10" . -1) . "msam10")
- (("medium upright math msam 10" . 0) . "msam10")
- ))
+ ((3 medium upright number feta-nummer 13) . "feta-nummer13")
+ ((2 medium upright number feta-nummer 13) . "feta-nummer13")
+ ((1 medium upright number feta-nummer 11) . "feta-nummer11")
+ ((0 medium upright number feta-nummer 10) . "feta-nummer10")
+ ((-1 medium upright number feta-nummer 8) . "feta-nummer8")
+ ((-2 medium upright number feta-nummer 7) . "feta-nummer7")
+ ((-3 medium upright number feta-nummer 6) . "feta-nummer6")
+ ((-4 medium upright number feta-nummer 5) . "feta-nummer5")
+ ((-5 medium upright number feta-nummer 4) . "feta-nummer4")
-(define (style-sheet-template-entry-compile entry size)
- (cons
- (string-append (caar entry)
- " "
- (number->string (- (cdar entry) size))
- " ")
- (cdr entry)))
-
-(define style-sheet-alist
- `(
- (paper11 . ,(map (lambda (x) (style-sheet-template-entry-compile x -3))
- paper20-style-sheet-alist-template))
- (paper13 . ,(map (lambda (x) (style-sheet-template-entry-compile x -2))
- paper20-style-sheet-alist-template))
- (paper16 . ,(map (lambda (x) (style-sheet-template-entry-compile x -1))
- paper20-style-sheet-alist-template))
- (paper20 . ,(map (lambda (x) (style-sheet-template-entry-compile x 0))
- paper20-style-sheet-alist-template))
- (paper23 . ,(map (lambda (x) (style-sheet-template-entry-compile x 1))
- paper20-style-sheet-alist-template))
- (paper26 . ,(map (lambda (x) (style-sheet-template-entry-compile x 2))
- paper20-style-sheet-alist-template))
- ))
-
-(define (font-regexp-to-font-name paper regexp)
- (let ((style-sheet (cdr (assoc paper style-sheet-alist))))
- (let loop ((fonts style-sheet))
- (if (string-match regexp (caar fonts))
- (cdar fonts)
- (if (pair? (cdr fonts))
- (loop (cdr fonts))
- '())))))
-
-(define (properties-to-font-name paper properties-alist)
- (let ((font-regexp (apply string-append
- (map (lambda (key)
- (string-append
- (let ((entry (assoc key properties-alist)))
- (if entry (cdr entry) "[^ ]+"))
- " "))
- '(font-series font-shape font-family font-name font-point font-size)))))
- (font-regexp-to-font-name paper font-regexp)))
-
-(define markup-abbrev-to-properties-alist
- (append
- '(
- (rows . ((align . 0)))
- (lines . ((align . 1)))
- (roman . ((font-family . "roman")))
- (music . ((font-family . "music")))
- (bold . ((font-series . "bold")))
- (italic . ((font-shape . "italic")))
- (named . ((lookup . name)))
- (super . ((raise . 1) (font-size . "-1")))
- (sub . ((raise . -1) (font-size . "-1")))
- (text . ((lookup . value)))
+ ((4 medium upright roman cmr 20) . "cmr20")
+ ((3 medium upright roman cmr 16) . "cmr16")
+ ((2 medium upright roman cmr 14) . "cmr14")
+ ((1 medium upright roman cmr 12) . "cmr12")
+ ((0 medium upright roman cmr 10) . "cmr10")
+ ((-1 medium upright roman cmr 8) . "cmr8" )
+ ((-2 medium upright roman cmr 7) . "cmr7" )
+ ((-3 medium upright roman cmr 6) . "cmr6" )
+ ((-4 medium upright roman cmr 5) . "cmr5" )
+ ((-5 medium upright roman cmr 4) . "cmr4" )
+
+ ((3 medium italic roman cmti 16) . "cmti16")
+ ((2 medium italic roman cmti 14) . "cmti14")
+ ((1 medium italic roman cmti 12) . "cmti12")
+ ((0 medium italic roman cmti 10) . "cmti10")
+ ((-1 medium italic roman cmti 8) . "cmti8")
+ ((-2 medium italic roman cmti 7) . "cmti7")
+ ((-3 medium italic roman cmti 6) . "cmti6")
+
+ ((2 bold upright roman cmbx 14) . "cmbx14")
+ ((1 bold upright roman cmbx 12) . "cmbx12")
+ ((0 bold upright roman cmbx 10) . "cmbx10")
+ ((-1 bold upright roman cmbx 8) . "cmbx8")
+ ((-2 bold upright roman cmbx 7) . "cmbx7")
+
+ ((4 medium upright typewriter cmtt 20) . "cmtt20")
+ ((3 medium upright typewriter cmtt 16) . "cmtt16")
+ ((2 medium upright typewriter cmtt 14) . "cmtt14")
+ ((1 medium upright typewriter cmtt 12) . "cmtt12")
+ ((0 medium upright typewriter cmtt 10) . "cmtt10")
+ ((-1 medium upright typewriter cmtt 8) . "cmtt8" )
+ ((-2 medium upright typewriter cmtt 7) . "cmtt7" )
+ ((-3 medium upright typewriter cmtt 6) . "cmtt6" )
+ ((-4 medium upright typewriter cmtt 5) . "cmtt5" )
+ ((-5 medium upright typewriter cmtt 4) . "cmtt4" )
+
+ ;; should use the same brace font every where and fix C++ code.
+ ((2 medium upright braces feta-braces 26) . "feta-braces26")
+ ((1 medium upright braces feta-braces 23) . "feta-braces23")
+ ((0 medium upright braces feta-braces 20) . "feta-braces20")
+ ((-1 medium upright braces feta-braces 16) . "feta-braces16")
+ ((-2 medium upright braces feta-braces 13) . "feta-braces13")
+ ((-3 medium upright braces feta-braces 11) . "feta-braces11")
+
+ ((3 bold italic dynamic feta-din 19) . "feta-din19")
+ ((2 bold italic dynamic feta-din 19) . "feta-din19")
+ ((1 bold italic dynamic feta-din 17) . "feta-din17")
+ ((0 bold italic dynamic feta-din 14) . "feta-din14")
+ ((-1 bold italic dynamic feta-din 12) . "feta-din12")
+ ((-2 bold italic dynamic feta-din 9) . "feta-din9")
+ ((-3 bold italic dynamic feta-din 8) . "feta-din8")
+ ((-4 bold italic dynamic feta-din 7) . "feta-din7")
+ ((-5 bold italic dynamic feta-din 6) . "feta-din6")
+
+ ((2 medium upright music feta 26) . "feta26")
+ ((1 medium upright music feta 23) . "feta23")
+ ((0 medium upright music feta 20) . "feta20")
+ ((-0.5 medium upright music feta 20) . "feta19")
+ ((-1 medium upright music feta 16) . "feta16")
+ ((-2 medium upright music feta 13) . "feta13")
+ ((-3 medium upright music feta 11) . "feta11")
+ ((-4 medium upright music feta 11) . "feta11")
+
+ ((0 medium upright math msam 10) . "msam10")
+ ((-1 medium upright math msam 10) . "msam10")
+ ((-2 medium upright math msam 10) . "msam10")
+ ((-3 medium upright math msam 10) . "msam10")
+ ))
+
+;;
+(define (change-relative-size font-desc decrement)
+ "return a FONT-DESCR with relative size decremented by DECREMENT"
+ (cons (- (car font-desc) decrement) (cdr font-desc))
+ )
+
+;;
+(define (map-alist-keys func list)
+ "map a function FUNC over the keys of an alist LIST, leaving the vals. "
+ (if (null? list)
+ '()
+ (cons (cons (func (caar list)) (cdar list))
+ (map-alist-keys func (cdr list)))
+ ))
+
+;;
+(define (map-alist-vals func list)
+ "map a function FUNC over the vals of LIST, leaving the keys."
+ (if (null? list)
+ '()
+ (cons (cons (caar list) (func (cdar list)))
+ (map-alist-vals func (cdr list)))
+ ))
+
+(define (change-style-sheet-relative-size sheet x)
+ (map-alist-keys (lambda (descr) (change-relative-size descr x)) sheet))
+
+
+;; make style sheet for each paper version.
+(define font-list-alist
+ (map-alist-vals (lambda (x) (change-style-sheet-relative-size
+ paper20-style-sheet-alist x))
+ '((paper11 . -3)
+ (paper13 . -2)
+ (paper16 . -1)
+ (paper19 . -0.5)
+ (paper20 . 0)
+ (paper23 . 1)
+ (paper26 . 2)
+ ))
+ )
+
+
+(define (make-style-sheet sym)
+ `((fonts . ,(cdr (assoc sym font-list-alist)))
+ (font-defaults
+ . ((font-family . music)
+ (font-relative-size . 0)
+ (font-shape . upright)
+ (font-series . medium)
+ ))
+ (style-alist
+ . ((finger . ((font-family . number) (font-relative-size . -3)))
+ (volta . ((font-family . number) (font-relative-size . -2)))
+ (tuplet . ((font-family . roman) (font-shape . italic) (font-relative-size . -1)))
+
+ (timesig . ((font-family . number) (font-relative-size . 0)))
+ (timesig-symbol . ((font-family . music) (font-relative-size . 0)))
+
+ (mmrest . ((font-family . number) (font-relative-size . 1)))
+ (mmrest-symbol . ((font-family . music) (font-relative-size . 0)))
+
+ (mark . ((font-family . number) (font-relative-size . 1)))
+ (script . ((font-family . roman) (font-relative-size . -1)))
+ (large . ((font-family . roman) (font-relative-size . 1)))
+ (Large . ((font-series . bold) (font-family . roman) (font-relative-size . 2)))
+ (dynamic . ((font-series . bold) (font-family . dynamic) (font-relative-size . 0)))
+ ))
+ (properties-to-font .
+ ,Font_interface::properties_to_font_name)
+
+ ;; FIXME: this is a not-so-cool idea to use ALIGN
+ ;; RAISE, LOOKUP, since they are not proper elt-properties,
+ ;; and might interfere with them.
+ (markup-to-properties . ,markup-to-properties)
+ (abbreviation-alist
+ . ((rows . ((align . 0)))
+ (lines . ((align . 1)))
+ (roman . ((font-family . roman)))
+ (music . ((font-family . music) (font-shape . upright) (lookup . name)))
+ (finger . ((font-style . finger)))
+ (bold . ((font-series . bold)))
+ (italic . ((font-shape . italic)))
+ (named . ((lookup . name)))
+ (super . ((raise . 1) (font-relative-size . -1)))
+ (sub . ((raise . -1) (font-relative-size . -1)))
+ (text . ((lookup . value)))
+ )
)
- (map (lambda (x) (cons (car x) (cons 'font-style (car x))))
- style-to-font-alist)))
+
+ )
+ )
+
+(define (qualifiers-to-fontnames qualifiers font-descr-alist)
+ " reduce the font list by successively applying a font-qualifier."
+ (if (null? qualifiers)
+ font-descr-alist
+
+ (qualifiers-to-fontnames
+ (cdr qualifiers)
+ (filter-field (caar qualifiers) (cdar qualifiers) font-descr-alist)
+ )
+ ))
+
+(define (font-qualifies? qualifiers font-desc)
+ "does FONT-DESC satisfy QUALIFIERS?"
+ (if (null? qualifiers) #t
+ (if (eq? (font-field (caar qualifiers) font-desc) (cdar qualifiers))
+ (font-qualifies? (cdr qualifiers) font-desc)
+ #f
+ )
+ )
+ )
+
+(define (find-first-font qualifiers fonts)
+ (if (null? fonts)
+ ""
+ (if (font-qualifies? qualifiers (caar fonts))
+ (cdar fonts)
+ (find-first-font qualifiers (cdr fonts))
+ )
+ ))
+
+
+(define (select-unique-font qualifiers fonts)
+ "return a single font from FONTS (or a default, if none found)
+and warn if the selected font is not unique.
+"
+ (let* (
+ (err (current-error-port))
+ )
+
+
+ (if (not (= (length fonts) 1))
+ (begin
+ (display "\ncouldn't find unique font satisfying " err)
+ (write qualifiers err)
+ (display " found " err)
+ (if (null? fonts)
+ (display "none" err)
+ (write (map cdr fonts) err))
+ ))
+
+ (if (null? fonts)
+ "cmr10"
+ (cdar fonts)) ; return the topmost.
-(define (markup-to-properties markup)
- ;; (display "markup: `")
- ;;(display markup)
+ ))
+
+
+(define (chain-assoc x alist-list)
+ (if (null? alist-list)
+ #f
+ (let* (
+ (handle (assoc x (car alist-list)))
+ )
+ (if (pair? handle)
+ handle
+ (chain-assoc x (cdr alist-list))
+ )
+ )
+ )
+ )
+
+;; TODO
+;; the C++ version in font-interface.cc is usually used.
+(define (properties-to-font-name fonts properties-alist-list)
+ (let* (
+ ;; change order to change priorities of qualifiers.
+ (q-order '(font-name font-family font-series font-shape font-point-size font-relative-size))
+ (rawqualifiers (map (lambda (x) (chain-assoc x properties-alist-list))
+ q-order))
+ (qualifiers (filter-list pair? rawqualifiers))
+ (selected (find-first-font qualifiers fonts))
+ (err (current-error-port))
+ )
+
+ (if (equal? selected "")
+ (begin
+ (display "\ncouldn't find any font satisfying " err)
+ (write qualifiers err)
+ "cmr10"
+ )
+ selected) ; return the topmost.
+ ))
+
+(define (markup-to-properties sheet markup)
+ ;;(display "markup: `")
+ ;;(write markup)
;;(display "'\n")
(if (pair? markup)
(list markup)
- (let ((entry (assoc markup markup-abbrev-to-properties-alist)))
- (if entry (cdr entry)
+ (let ((entry (assoc markup
+ ;; assoc-chain?
+ (append (cdr (assoc 'abbreviation-alist sheet))
+ (cdr (assoc 'style-alist sheet))))))
+ (if entry
+ (cdr entry)
(list (cons markup #t))))))
-
-(define (style-to-font-name paper style)
+
+; fixme, how's this supposed to work?
+; and why don't we import font-setting from elt?
+(define (style-to-font-name sheet style)
(let* ((entry (assoc style style-to-font-alist))
- (font (if entry (cdr entry) "* * * * * *"))
- (font-regexp
- (regexp-substitute/global #f "\\*" font 'pre "[^ ]+" 'post)))
- (font-regexp-to-font-name paper font-regexp)))
+ (qualifiers (if entry (cdr entry) '()))
+ (font (find-first-font qualifiers sheet))
+ (err (current-error-port))
+ )
+
+ (if (equal? font "")
+ (begin
+ (display "\ncouldn't find any font satisfying " err)
+ (write qualifiers err)
+ "cmr10"
+ )
+ font) ; return the topmost.
+ ))
+
+(if #f (begin
+ (define (test-module)
+ (display (filter-list pair? '(1 2 (1 2) (1 .2)))
+ (display (filter-field 'font-name 'cmbx paper20-style-sheet-alist))
+
+ (display (qualifiers-to-fontname '((font-name . cmbx)) paper20-style-sheet-alist))
+ (display (style-to-font-name 'paper20 'large))
+ )
+ )
+ )
+
+)
projects / lilypond.git / blobdiff