-;;;
-;;; font.scm -- implement Font stuff
-;;;
-;;; source file of the GNU LilyPond music typesetter
-;;;
-;;; (c) 2000 Jan Nieuwenhuizen <janneke@gnu.org>
-;;;
-
-(define style-to-font-alist
- `(
-))
-
-(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"))
- )
- ))
-
-;; return that part of LIST for which PRED is true.
-(define (filter-list pred? list)
- (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.
-
-
-;; return those descriptions from FONT-DESCR-LIST whose FIELD-NAME matches VALUE
-(define (filter-field field-name value font-descr-alist)
- (filter-list
- (lambda (x) (eq? value (font-field field-name (car x))))
- font-descr-alist)
- )
-
-(define paper20-style-sheet-alist
- '(
- ((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 6) . "feta-nummer6")
- ((-3 medium upright number feta-nummer 5) . "feta-nummer5")
- ((-4 medium upright number feta-nummer 4) . "feta-nummer4")
- ((0 medium upright roman cmr 10) . "cmr10")
- ((1 medium upright roman cmr 12) . "cmr12")
- ((-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" )
- ((-1 medium italic roman cmti 8) . "cmti8")
- ((0 medium italic roman cmti 10) . "cmti10")
- ((1 medium italic roman cmti 12) . "cmti12")
- ((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")
- ((-3 medium upright math msam 10) . "msam10")
- ((-2 medium upright math msam 10) . "msam10")
- ((-1 medium upright math msam 10) . "msam10")
- ((0 medium upright math msam 10) . "msam10")
- ;; should use the same brace font every where and fix C++ code.
- ((0 medium upright braces feta-braces 20) . "feta-braces20")
- ((2 medium upright braces feta-braces 26) . "feta-braces26")
- ((1 medium upright braces feta-braces 23) . "feta-braces23")
- ((3 bold italic dynamic feta 16) . "feta-din16")
- ((2 bold italic dynamic feta 16) . "feta-din16")
- ((3 bold italic dynamic feta 10) . "feta-din13")
- ((2 bold italic dynamic feta 10) . "feta-din13")
- ((1 bold italic dynamic feta 10) . "feta-din12")
- ((0 bold italic dynamic feta 10) . "feta-din10")
- ((-1 bold italic dynamic feta 10) . "feta-din8")
- ((-2 bold italic dynamic feta 10) . "feta-din7")
- ((-3 bold italic dynamic feta 10) . "feta-din6")
- ((-4 bold italic dynamic feta 10) . "feta-din5")
- ((-5 bold italic dynamic feta 10) . "feta-din4")
- ((0 medium upright music feta 20) . "feta20")
- ((-1 medium upright music feta 16) . "feta16")
- ((-2 medium upright music feta 13) . "feta13")
- ((-3 medium upright music feta 13) . "feta11")
- ((-4 medium upright music feta 13) . "feta11")
- ((1 medium upright music feta 23) . "feta23")
- ((2 medium upright music feta 26) . "feta26")
- ((-1 medium upright math msam 10) . "msam10")
- ((-2 medium upright math msam 10) . "msam10")
- ((-3 medium upright math msam 10) . "msam10")
- ))
-
-;; return a FONT-DESCR with relative size decremented by DECREMENT
-(define (change-relative-size font-desc decrement)
- (cons (- (car font-desc) decrement) (cdr font-desc))
- )
-
-;; map a function FUNC over the keys of an alist LIST, leaving the vals.
-(define (map-alist-keys func list)
- (if (null? list)
- '()
- (cons (cons (func (caar list)) (cdar list))
- (map-alist-keys func (cdr list)))
- ))
-
-;; map a function FUNC over the vals of LIST, leaving the keys.
-(define (map-alist-vals func list)
- (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)
- (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)))
- (mmrest . ((font-family . number) (font-relative-size . 1)))
- (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 . ,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)))
- (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)))
- )
- )
-
- )
- )
-
-;; reduce the font list by successively applying a font-qualifier.
-(define (qualifiers-to-fontnames qualifiers font-descr-alist)
- (if (null? qualifiers)
- font-descr-alist
-
- (qualifiers-to-fontnames
- (cdr qualifiers)
- (filter-field (caar qualifiers) (cdar qualifiers) font-descr-alist)
- )
- ))
-
-
-;; does FONT-DESC satisfy QUALIFIERS?
-(define (font-qualifies? qualifiers font-desc)
- (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))
- )
- ))
-
-
-;; return a single font from FONTS (or a default, if none found)
-;; and warn if the selected font is not unique.
-(define (select-unique-font qualifiers fonts)
- (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 (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
-;; add support for override by font-name
-;; very often-used; hard-code in C++, and use SCM glue code.
-
-(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 "")
+;;;; 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.
+
+;; 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-class <Font-tree-node> (<Font-tree-element>)
+ (qualifier #:init-keyword #:qualifier #:accessor font-qualifier)
+ (default #:init-keyword #:default #:accessor font-default)
+ (children #:init-keyword #:children #:accessor font-children))
+
+(define (make-font-tree-leaf size size-font-vector)
+ (make <Font-tree-leaf> #:default-size size #:size-vector size-font-vector))
+
+(define (make-font-tree-node
+ qualifier default)
+ (make <Font-tree-node>
+ #: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) )))
+
+(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"))
+
+
+(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))
+ (let*
+ ((qual (next-qualifier default-qualifier-order fprops)))
+ (make-font-tree-node qual
+ (assoc-get qual fprops)))))
+
+ (define (next-qualifier order props)
+ (cond
+ ((and (null? props) (null? order))
+ #f)
+ ((null? props) (car order))
+ ((null? order) (caar props))
+ (else
+ (if (assoc-get (car order) props)
+ (car order)
+ (next-qualifier (cdr order) props)))))
+
+
+ (let*
+ ((q (font-qualifier node))
+ (d (font-default node))
+ (v (assoc-get q fprops d))
+ (new-fprops (assoc-delete q fprops))
+ (child (hashq-ref (slot-ref node 'children)
+ v #f)))
+
+
+ (if (not child)
(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
- ;; assoc-chain?
- (append (cdr (assoc 'abbreviation-alist sheet))
- (cdr (assoc 'style-alist sheet))))))
- (if entry
- (cdr entry)
- (list (cons markup #t))))))
-
-; 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))
- (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.
- ))
-
-
-
-
-; (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))
-; )
-
-
+ (set! child (make-node new-fprops size-family))
+ (hashq-set! (slot-ref node 'children) v child)))
+ (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))
+ (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))))
+
+
+(define-method (g-lookup-font (node <Font-tree-leaf>) alist-chain)
+ node)
+
+;; 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.
+ ;
+
+(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"))))
+
+ (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 "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 . 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))
+
+(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))))
projects / lilypond.git / blobdiff