+;;;; font.scm -- construct font trees
+;;;;
+;;;; 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.
;;
(define-class <Font-tree-element>
- ()
- )
+ ())
+
(define-class <Font-tree-leaf> (<Font-tree-element>)
(default-size #:init-keyword #:default-size)
(define (make-font-tree-node
qualifier default)
(make <Font-tree-node>
- #:qualifier qualifier
- #:default default
- #:children (make-hash-table 11)))
+ #:qualifier qualifier
+ #:default default
+ #:children (make-hash-table 11)))
(define-method (display (leaf <Font-tree-leaf>) port)
(map (lambda (x) (display x port))
- (list
- "Font-size-family: \n"
- (slot-ref leaf 'default-size)
- (slot-ref leaf 'size-vector) )))
-
+ (list
+ "Font-size-family: \n"
+ (slot-ref leaf 'default-size)
+ (slot-ref leaf 'size-vector) )))
+
(define-method (display (node <Font-tree-node>) port)
-
- (map
- (lambda (x)
- (display x port))
-
- (list
- "Font_node { \nqual: "
- (font-qualifier node)
- "(def: "
- (font-default node)
- ") {\n"))
- (for-each
- (lambda (x)
- (display "\n")
- (display (car x) port)
- (display "=" port)
- (display (cdr x) port))
- (hash-table->alist (font-children node)))
- (display "} } \n"))
+ (map
+ (lambda (x)
+ (display x port))
+
+ (list
+ "Font_node { \nqual: "
+ (font-qualifier node)
+ "(def: "
+ (font-default node)
+ ") {\n"))
+ (for-each
+ (lambda (x)
+ (display "\n")
+ (display (car x) port)
+ (display "=" port)
+ (display (cdr x) port))
+ (hash-table->alist (font-children node)))
+ (display "} } \n"))
(define default-qualifier-order
(let*
((qual (next-qualifier default-qualifier-order fprops)))
(make-font-tree-node qual
- (assoc-get qual fprops)))
- ))
+ (assoc-get qual fprops)))))
+
(define (next-qualifier order props)
(cond
((and (null? props) (null? order))
(else
(if (assoc-get (car order) props)
(car order)
- (next-qualifier (cdr order) props))
- )))
+ (next-qualifier (cdr order) props)))))
+
(let*
((q (font-qualifier node))
(define-method (g-lookup-font (node <Font-tree-node>) alist-chain)
(let*
- ((qual (font-qualifier node))
- (def (font-default node))
- (val (chain-assoc-get qual alist-chain def))
- (desired-child (hashq-ref (font-children node) val))
- )
+ ((qual (font-qualifier node))
+ (def (font-default node))
+ (val (chain-assoc-get qual alist-chain def))
+ (desired-child (hashq-ref (font-children node) val)))
(if desired-child
(g-lookup-font desired-child alist-chain)
- (g-lookup-font (hashq-ref (font-children node) def) 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)
(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.
+ ;
+(define-public (add-music-fonts node factor)
+ (for-each
+ (lambda (x)
+ (add-font node
+ (list (cons 'font-encoding (car x)))
+ (cons (* factor (cadr x))
+ (caddr x))))
+ `((fetaNumber 10
+ #(,(delay (ly:font-load "feta-nummer4"))
+ ,(delay (ly:font-load "feta-nummer6"))
+ ,(delay (ly:font-load "feta-nummer8"))
+ ,(delay (ly:font-load "feta-nummer10"))
+ ,(delay (ly:font-load "feta-nummer12"))
+ ,(delay (ly:font-load "feta-nummer16"))))
+ (fetaDynamic 14.0 #(,(delay (ly:font-load "feta-din6"))
+ ,(delay (ly:font-load "feta-din8"))
+ ,(delay (ly:font-load "feta-din10"))
+ ,(delay (ly:font-load "feta-din12"))
+ ,(delay (ly:font-load "feta-din14"))
+ ,(delay (ly:font-load "feta-din17"))))
-(define-public (make-font-tree factor)
- (let*
- ((n (make-font-tree-node 'font-encoding 'music))
- )
-
- (for-each
- (lambda (x)
- (add-font n
- (list (cons 'font-encoding (car x)))
- (cons (* factor (cadr x))
- (caddr x))))
- `((number 10
- #(,(delay (ly:font-load "feta-nummer4"))
- ,(delay (ly:font-load "feta-nummer6"))
- ,(delay (ly:font-load "feta-nummer8"))
- ,(delay (ly:font-load "feta-nummer10"))
- ,(delay (ly:font-load "feta-nummer12"))
- ,(delay (ly:font-load "feta-nummer16"))))
- (dynamic 14.0 #(,(delay (ly:font-load "feta-din6"))
- ,(delay (ly:font-load "feta-din8"))
- ,(delay (ly:font-load "feta-din10"))
- ,(delay (ly:font-load "feta-din12"))
- ,(delay (ly:font-load "feta-din14"))
- ,(delay (ly:font-load "feta-din17"))
- ))
- (math 10 #(,(delay (ly:font-load "msam10"))))
- (music 20.0
- #(,(delay (ly:make-virtual-font
- (ly:font-load "feta11")
- (ly:font-load "parmesan11")))
- ,(delay (ly:make-virtual-font
- (ly:font-load "feta13")
- (ly:font-load "parmesan13")))
- ,(delay (ly:make-virtual-font
- (ly:font-load "feta14")
- (ly:font-load "parmesan14")))
- ,(delay (ly:make-virtual-font
- (ly:font-load "feta16")
- (ly:font-load "parmesan16")))
- ,(delay (ly:make-virtual-font
- (ly:font-load "feta18")
- (ly:font-load "parmesan18")))
- ,(delay (ly:make-virtual-font
- (ly:font-load "feta20")
- (ly:font-load "parmesan20")))
- ,(delay (ly:make-virtual-font
- (ly:font-load "feta23")
- (ly:font-load "parmesan23")))
- ,(delay (ly:make-virtual-font
- (ly:font-load "feta26")
- (ly:font-load "parmesan26")))
- ))
-
- (braces 10 #(,(delay
- (ly:make-virtual-font
- (ly:font-load "feta-braces00")
- (ly:font-load "feta-braces10")
- (ly:font-load "feta-braces20")
- (ly:font-load "feta-braces30")
- (ly:font-load "feta-braces40")
- (ly:font-load "feta-braces50")
- (ly:font-load "feta-braces60")
- (ly:font-load "feta-braces70")
- (ly:font-load "feta-braces80"))
- )))))
-
- (for-each
- (lambda (x)
- (add-font
- n
- `((font-encoding . 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"))
+ (fetaMusic 20.0
+ #(,(delay (ly:make-virtual-font
+ (ly:font-load "feta11")
+ (ly:font-load "parmesan11")))
+ ,(delay (ly:make-virtual-font
+ (ly:font-load "feta13")
+ (ly:font-load "parmesan13")))
+ ,(delay (ly:make-virtual-font
+ (ly:font-load "feta14")
+ (ly:font-load "parmesan14")))
+ ,(delay (ly:make-virtual-font
+ (ly:font-load "feta16")
+ (ly:font-load "parmesan16")))
+ ,(delay (ly:make-virtual-font
+ (ly:font-load "feta18")
+ (ly:font-load "parmesan18")))
+ ,(delay (ly:make-virtual-font
+ (ly:font-load "feta20")
+ (ly:font-load "parmesan20")))
+ ,(delay (ly:make-virtual-font
+ (ly:font-load "feta23")
+ (ly:font-load "parmesan23")))
+ ,(delay (ly:make-virtual-font
+ (ly:font-load "feta26")
+ (ly:font-load "parmesan26")))))
+
+
+ (fetaBraces 15 #(,(delay
+ (ly:make-virtual-font
+ (ly:font-load "feta-braces-a")
+ (ly:font-load "feta-braces-b")
+ (ly:font-load "feta-braces-c")
+ (ly:font-load "feta-braces-d")
+ (ly:font-load "feta-braces-e")
+ (ly:font-load "feta-braces-f")
+ (ly:font-load "feta-braces-g")
+ (ly:font-load "feta-braces-h")
+ (ly:font-load "feta-braces-i"))))))))
+
+(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 "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 "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 "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 "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 "cmss17")))))
+ (#(typewriter upright medium)
+ . (10.0 . #(,(delay (ly:font-load "cmtt8"))
,(delay (ly:font-load "cmtt10"))
- ,(delay (ly:font-load "cmtt12"))
- )))
- ))
+ ,(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 . ec)
+ (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)
+ (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))
n))
-; (display (make-font-tree 1.0))
+(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))
(define-public (magstep x)
(exp (* (/ x 6) (log 2))))