;;;;
;;;; source file of the GNU LilyPond music typesetter
;;;;
-;;;; (c) 2004 Han-Wen Nienhuys <hanwen@xs4all.nl>
-
-;; As an excercise, do it with records.
-;; Should use GOOPS, really.
+;;;; (c) 2004--2008 Han-Wen Nienhuys <hanwen@xs4all.nl>
;; TODO:
;;
;; lookup-font should be written in C.
;;
-;; should dump tree to .texi as internal documentation
-;;
-;; * should extract design sizes from fonts: fonts should
-;; be read off the disk, on demand, something like:
-;;
-;; cmr -> ((font-load "cmr6") (font-load "cmr8") .. )
-;;
(define-class <Font-tree-element>
())
-
(define-class <Font-tree-leaf> (<Font-tree-element>)
(default-size #:init-keyword #:default-size)
(size-vector #:init-keyword #:size-vector))
(define-method (display (leaf <Font-tree-leaf>) port)
(map (lambda (x) (display x port))
(list
- "Font-size-family: \n"
+ "#<Font-size-family:\n"
(slot-ref leaf 'default-size)
- (slot-ref leaf 'size-vector))))
+ (slot-ref leaf 'size-vector)
+ "#>"
+ )))
(define-method (display (node <Font-tree-node>) port)
-
(map
(lambda (x)
(display x port))
-
(list
- "Font_node { \nqual: "
+ "Font_node {\nqual: "
(font-qualifier node)
"(def: "
(font-default node)
(display "=" port)
(display (cdr x) port))
(hash-table->alist (font-children node)))
- (display "} } \n"))
-
+ (display "} }\n"))
(define default-qualifier-order
'(font-encoding font-family font-shape font-series))
(define-method (add-font (node <Font-tree-node>) fprops size-family)
(define (assoc-delete key alist)
(assoc-remove! (list-copy alist) key))
+
(define (make-node fprops size-family)
(if (null? fprops)
(make-font-tree-leaf (car size-family) (cdr size-family))
(new-fprops (assoc-delete q fprops))
(child (hashq-ref (slot-ref node 'children)
v #f)))
-
-
(if (not child)
(begin
(set! child (make-node new-fprops size-family))
(if (pair? new-fprops)
(add-font child new-fprops size-family))))
-
(define-method (add-font (node <Font-tree-leaf>) fprops size-family)
(throw "must add to node, not leaf"))
-
(define-method (g-lookup-font (node <Font-tree-node>) alist-chain)
(let* ((qual (font-qualifier node))
(def (font-default node))
(g-lookup-font desired-child alist-chain)
(g-lookup-font (hashq-ref (font-children node) def) alist-chain))))
-
(define-method (g-lookup-font (node <Font-tree-leaf>) alist-chain)
node)
-;; two step call is handy for debugging.
+;; two step call is handy for debugging.
(define (lookup-font node alist-chain)
(g-lookup-font node alist-chain))
- ;
- ; Each size family is a vector of fonts, loaded with a delay.
- ; The vector should be sorted according to ascending design size.
- ;
+;; Ugh. Currently, we load the PFB Feta fonts for `fetaDynamic' with
+;; Pango. This should be changed to load the Emmentaler fonts instead
+;; (with Pango too), but then we need support for a `font-style'
+;; property which isn't implemented yet.
+(define feta-alphabet-size-vector
+ (list->vector
+ (map (lambda (tup)
+ (cons (ly:pt (cdr tup))
+ (format "feta-alphabet~a ~a"
+ (car tup)
+ (ly:pt (cdr tup)))))
+ '((11 . 11.22)
+ (13 . 12.60)
+ (14 . 14.14)
+ (16 . 15.87)
+ (18 . 17.82)
+ (20 . 20)
+ (23 . 22.45)
+ (26 . 25.20)))))
+
+;; Each size family is a vector of fonts, loaded with a delay. The
+;; vector should be sorted according to ascending design size.
(define-public (add-music-fonts node factor)
(for-each
(lambda (x)
(list (cons 'font-encoding (car x)))
(cons (* factor (cadr x))
(caddr x))))
- `(
- (fetaNumber 20
- #(
- ,(delay (ly:font-load "feta-alphabet11"))
- ,(delay (ly:font-load "feta-alphabet13"))
- ,(delay (ly:font-load "feta-alphabet14"))
- ,(delay (ly:font-load "feta-alphabet16"))
- ,(delay (ly:font-load "feta-alphabet18"))
- ,(delay (ly:font-load "feta-alphabet20"))
- ,(delay (ly:font-load "feta-alphabet23"))
- ,(delay (ly:font-load "feta-alphabet26"))))
-
- (fetaDynamic 20.0 #(
- ,(delay (ly:font-load "feta-alphabet11"))
- ,(delay (ly:font-load "feta-alphabet13"))
- ,(delay (ly:font-load "feta-alphabet14"))
- ,(delay (ly:font-load "feta-alphabet16"))
- ,(delay (ly:font-load "feta-alphabet18"))
- ,(delay (ly:font-load "feta-alphabet20"))
- ,(delay (ly:font-load "feta-alphabet23"))
- ,(delay (ly:font-load "feta-alphabet26"))))
-
- (fetaMusic 20.0
- #(
- ,(delay (ly:font-load "bigcheese11"))
- ,(delay (ly:font-load "bigcheese13"))
- ,(delay (ly:font-load "bigcheese14"))
- ,(delay (ly:font-load "bigcheese16"))
- ,(delay (ly:font-load "bigcheese18"))
- ,(delay (ly:font-load "bigcheese20"))
- ,(delay (ly:font-load "bigcheese23"))
- ,(delay (ly:font-load "bigcheese26"))))
-
- (fetaBraces 100.0 #(,(delay
- (ly:font-load "aybabtu")))))))
-
-(define-public (add-cmr-fonts node factor)
- (add-font node '((font-encoding . TeX-math))
- `(,(* factor 10) . #(,(delay (ly:font-load "msam10")))))
- (for-each
- (lambda (x)
- (add-font node `((font-encoding . TeX-text)
- (font-series . ,(vector-ref (car x) 2))
- (font-shape . ,(vector-ref (car x) 1))
- (font-family . ,(vector-ref (car x) 0)))
- (cons (* factor (cadr x))
- (cddr x))))
- `((#(roman upright medium)
- . (10.0 . #(,(delay (ly:font-load "cmr6"))
- ,(delay (ly:font-load "cmr8"))
- ,(delay (ly:font-load "cmr10"))
- ,(delay (ly:font-load "cmr17")))))
- (#(roman upright bold)
- . (10.0 . #(,(delay (ly:font-load "cmbx6"))
- ,(delay (ly:font-load "cmbx8"))
- ,(delay (ly:font-load "cmbx10"))
- ,(delay (ly:font-load "cmbx12")))))
- (#(roman italic medium)
- . (10.0 . #(,(delay (ly:font-load "cmti7"))
- ,(delay (ly:font-load "cmti10"))
- ,(delay (ly:font-load "cmti12")))))
- (#(roman italic bold)
- . (10.0 . #(,(delay (ly:font-load "cmbxti8"))
- ,(delay (ly:font-load "cmbxti10"))
- ,(delay (ly:font-load "cmbxti14")))))
- (#(roman caps medium)
- . (10.0 . #(,(delay (ly:font-load "cmcsc10")))))
- (#(roman upright bold-narrow )
- . (10.0 . #(,(delay (ly:font-load "cmb10")))))
- (#(sans upright medium)
- . (10.0 . #(,(delay (ly:font-load "cmss8"))
- ,(delay (ly:font-load "cmss10"))
- ,(delay (ly:font-load "cmss12"))
- ,(delay (ly:font-load "cmss17")))))
- (#(typewriter upright medium)
- . (10.0 . #(,(delay (ly:font-load "cmtt8"))
- ,(delay (ly:font-load "cmtt10"))
- ,(delay (ly:font-load "cmtt12"))))))))
-
-;; Debian lmodern font support.
-(define-public (add-cork-lm-fonts node factor)
- (for-each
- (lambda (x)
- (add-font node `((font-encoding . cork-lm)
- (font-series . ,(vector-ref (car x) 2))
- (font-shape . ,(vector-ref (car x) 1))
- (font-family . ,(vector-ref (car x) 0)))
- (cons (* factor (cadr x)) (cddr x))))
- `((#(roman upright medium)
- . (10.0 . #(,(delay (ly:font-load "lmr6"))
- ,(delay (ly:font-load "lmr8"))
- ,(delay (ly:font-load "lmr10"))
- ,(delay (ly:font-load "lmr17")))))
- (#(roman upright bold)
- . (10.0 . #(,(delay (ly:font-load "lmbx6"))
- ,(delay (ly:font-load "lmbx8"))
- ,(delay (ly:font-load "lmbx10"))
- ,(delay (ly:font-load "lmbx12")))))
- (#(roman italic medium)
- . (10.0 . #(,(delay (ly:font-load "lmri7"))
- ,(delay (ly:font-load "lmri10"))
- ,(delay (ly:font-load "lmri12")))))
- (#(roman italic bold)
- . (10.0 . #(,(delay (ly:font-load "lmbxi10")))))
- (#(roman caps medium)
- . (10.0 . #(,(delay (ly:font-load "lmcsc10")))))
- (#(roman upright bold-narrow )
- . (10.0 . #(,(delay (ly:font-load "lmb10")))))
- (#(sans upright medium)
- . (10.0 . #(,(delay (ly:font-load "lmss8"))
- ,(delay (ly:font-load "lmss10"))
- ,(delay (ly:font-load "lmss12"))
- ,(delay (ly:font-load "lmss17")))))
- (#(sans upright bold)
- . (10.0 . #(,(delay (ly:font-load "lmssbx10")))))
-
- (#(typewriter upright medium)
- . (10.0 . #(,(delay (ly:font-load "lmtt8"))
- ,(delay (ly:font-load "lmtt10"))
- ,(delay (ly:font-load "lmtt12"))))))))
-
-;; ec-fonts-mftraced font support.
-(define-public (add-ec-fonts node factor)
- (for-each
- (lambda (x) (add-font node
- `((font-encoding . Extended-TeX-Font-Encoding---Latin)
- (font-series . ,(vector-ref (car x) 2))
- (font-shape . ,(vector-ref (car x) 1))
- (font-family . ,(vector-ref (car x) 0)))
- (cons (* factor (cadr x)) (cddr x))))
-
- `((#(roman upright medium)
- . (10.0 . #(,(delay (ly:font-load "ecrm6"))
- ,(delay (ly:font-load "ecrm8"))
- ,(delay (ly:font-load "ecrm10"))
- ,(delay (ly:font-load "ecrm17")))))
- (#(roman upright bold)
- . (10.0 . #(,(delay (ly:font-load "ecbx6"))
- ,(delay (ly:font-load "ecbx8"))
- ,(delay (ly:font-load "ecbx10"))
- ,(delay (ly:font-load "ecbx12")))))
- (#(roman italic medium)
- . (10.0 . #(,(delay (ly:font-load "ecti7"))
- ,(delay (ly:font-load "ecti10"))
- ,(delay (ly:font-load "ecti12")))))
- (#(roman italic bold)
- . (10.0 . #(,(delay (ly:font-load "ecbi8"))
- ,(delay (ly:font-load "ecbi10"))
- ,(delay (ly:font-load "ecbi14")))))
- (#(roman caps medium)
- . (10.0 . #(,(delay (ly:font-load "eccc10")))))
- (#(roman slanted-caps medium)
- . (10.0 . #(,(delay (ly:font-load "ecsc10")))))
- (#(roman upright bold-narrow )
- . (10.0 . #(,(delay (ly:font-load "ecrb10")))))
- (#(sans upright medium)
- . (10.0 . #(,(delay (ly:font-load "ecss8"))
- ,(delay (ly:font-load "ecss10"))
- ,(delay (ly:font-load "ecss12"))
- ,(delay (ly:font-load "ecss17")))))
- (#(typewriter upright medium)
- . (10.0 . #(,(delay (ly:font-load "ectt8"))
- ,(delay (ly:font-load "ectt10"))
- ,(delay (ly:font-load "ectt12"))))))))
-
-;; (display (make-font-tree 1.0))
-
-;; Century Schoolbook fonts file names on Debian/Sid
-(define-public (add-century-schoolbook-fonts node factor)
- (add-font node
- '((font-family . roman)
- (font-shape . upright)
- (font-series . medium)
- (font-encoding . latin1))
- `(10.0 . #(,(delay (ly:font-load "uncr8a")))))
- (add-font node
- '((font-family . roman)
- (font-shape . italic)
- (font-series . medium)
- (font-encoding . latin1))
- `(10.0 . #(,(delay (ly:font-load "uncri8a")))))
- (add-font node
- '((font-family . roman)
- (font-shape . upright)
- (font-series . bold)
- (font-encoding . latin1))
- `(10.0 . #(,(delay (ly:font-load "uncb8a")))))
- (add-font node
- '((font-family . roman)
- (font-shape . italic)
- (font-series . bold)
- (font-encoding . latin1))
- `(10.0 . #(,(delay (ly:font-load "uncbi8a"))))))
-
-(define-public (make-cmr-tree factor)
+ `((fetaDynamic ,(ly:pt 20.0) ,feta-alphabet-size-vector)
+ (fetaNumber ,(ly:pt 20.0) ,feta-alphabet-size-vector)
+ (fetaMusic ,(ly:pt 20.0)
+ #(,(delay (ly:system-font-load "emmentaler-11"))
+ ,(delay (ly:system-font-load "emmentaler-13"))
+ ,(delay (ly:system-font-load "emmentaler-14"))
+ ,(delay (ly:system-font-load "emmentaler-16"))
+ ,(delay (ly:system-font-load "emmentaler-18"))
+ ,(delay (ly:system-font-load "emmentaler-20"))
+ ,(delay (ly:system-font-load "emmentaler-23"))
+ ,(delay (ly:system-font-load "emmentaler-26"))))
+ (fetaBraces ,(ly:pt 20.0)
+ #(,(delay (ly:system-font-load "aybabtu")))))))
+
+(define-public (add-pango-fonts node lily-family family factor)
+ (define (add-node shape series)
+ (add-font node
+ `((font-family . ,lily-family)
+ (font-shape . ,shape)
+ (font-series . ,series)
+ (font-encoding . latin1) ;; ugh.
+ )
+ `(,(ly:pt (* factor 11.0))
+ . #(,(cons
+ (ly:pt 12)
+ (ly:make-pango-description-string
+ `(((font-family . ,family)
+ (font-series . ,series)
+ (font-shape . ,shape)))
+ (ly:pt 12)))))))
+
+ (add-node 'upright 'normal)
+ (add-node 'caps 'normal)
+ (add-node 'upright 'bold)
+ (add-node 'italic 'normal)
+ (add-node 'italic 'bold))
+
+(define-public (make-pango-font-tree roman-str sans-str typewrite-str factor)
(let ((n (make-font-tree-node 'font-encoding 'fetaMusic)))
(add-music-fonts n factor)
- (add-cmr-fonts n factor)
- (if (ly:kpathsea-find-file "lmr10.pfb")
- (add-cork-lm-fonts n factor))
- (if (ly:kpathsea-find-file "ecrm10.pfa")
- (add-ec-fonts n factor))
+ (add-pango-fonts n 'roman roman-str factor)
+ (add-pango-fonts n 'sans sans-str factor)
+ (add-pango-fonts n 'typewriter typewrite-str factor)
n))
(define-public (make-century-schoolbook-tree factor)
- (let ((n (make-font-tree-node 'font-encoding 'fetaMusic)))
- (add-music-fonts n factor)
- (add-century-schoolbook-fonts n factor)
- n))
+ (make-pango-font-tree
+ "Century Schoolbook L"
+ "Sans" "Mono" factor))
+
+(define-public (magstep s)
+ (exp (* (/ s 6) (log 2))))
-(define-public (magstep x)
- (exp (* (/ x 6) (log 2))))
+(define-public (magnification->font-size m)
+ (* 6 (/ (log m) (log 2))))
projects / lilypond.git / blobdiff