(define-module (scm page)
#:export (make-page
- page-property
- page-set-property!
- page-prev
- page-printable-height
- layout->page-init
- page-force
- page-penalty
- page-configuration
- page-lines
- page-page-number
- page-system-numbers
- page-stencil
- page-free-height
- page?
- ))
+ page-property
+ page-set-property!
+ page-prev
+ page-printable-height
+ layout->page-init
+ page-force
+ page-penalty
+ page-configuration
+ page-lines
+ page-page-number
+ page-system-numbers
+ page-stencil
+ page-free-height
+ page?
+ ))
(use-modules (lily)
- (scm paper-system)
- (srfi srfi-1))
+ (scm paper-system)
+ (srfi srfi-1))
(define (annotate? layout)
(define (make-page paper-book . args)
(let*
((p (apply ly:make-prob (append
- (list 'page (layout->page-init (ly:paper-book-paper paper-book))
- 'paper-book paper-book)
- args))))
+ (list 'page (layout->page-init (ly:paper-book-paper paper-book))
+ 'paper-book paper-book)
+ args))))
(page-set-property! p 'head-stencil (page-header p))
(page-set-property! p 'foot-stencil (page-footer p))
(lambda (sys-off)
(let*
- ((sys (car sys-off))
- (off (cadr sys-off)))
+ ((sys (car sys-off))
+ (off (cadr sys-off)))
(if (not (number? (ly:prob-property sys 'Y-offset)))
- (ly:prob-set-property! sys 'Y-offset off))))
+ (ly:prob-set-property! sys 'Y-offset off))))
(zip (page-property page 'lines)
- (page-property page 'configuration))))
+ (page-property page 'configuration))))
(define (annotate-top-space first-system layout header-stencil stencil)
(let* ((top-margin (ly:output-def-lookup layout 'top-margin))
- (sym (if (paper-system-title? first-system)
- 'top-markup-spacing
- 'top-system-spacing))
- (spacing-spec (ly:output-def-lookup layout sym))
- (X-offset (ly:prob-property first-system 'X-offset 5))
- (header-extent (ly:stencil-extent header-stencil Y)))
+ (sym (if (paper-system-title? first-system)
+ 'top-markup-spacing
+ 'top-system-spacing))
+ (spacing-spec (ly:output-def-lookup layout sym))
+ (X-offset (ly:prob-property first-system 'X-offset 5))
+ (header-extent (ly:stencil-extent header-stencil Y)))
(set! stencil
- (ly:stencil-add stencil
- (ly:stencil-translate-axis
- (annotate-spacing-spec layout
- spacing-spec
- (- top-margin)
- (car header-extent)
- #:base-color red)
- X-offset X)))
+ (ly:stencil-add stencil
+ (ly:stencil-translate-axis
+ (annotate-spacing-spec layout
+ spacing-spec
+ (- top-margin)
+ (car header-extent)
+ #:base-color red)
+ X-offset X)))
stencil))
(define (annotate-page layout stencil)
(let ((top-margin (ly:output-def-lookup layout 'top-margin))
- (paper-height (ly:output-def-lookup layout 'paper-height))
- (bottom-margin (ly:output-def-lookup layout 'bottom-margin))
- (add-stencil (lambda (y)
- (set! stencil
- (ly:stencil-add stencil
- (ly:stencil-translate-axis y 6 X))))))
+ (paper-height (ly:output-def-lookup layout 'paper-height))
+ (bottom-margin (ly:output-def-lookup layout 'bottom-margin))
+ (add-stencil (lambda (y)
+ (set! stencil
+ (ly:stencil-add stencil
+ (ly:stencil-translate-axis y 6 X))))))
(add-stencil
(ly:stencil-translate-axis
(annotate-y-interval layout "paper-height"
- (cons (- paper-height) 0)
- #t)
+ (cons (- paper-height) 0)
+ #t)
1 X))
(add-stencil
(ly:stencil-translate-axis
(annotate-y-interval layout "top-margin"
- (cons (- top-margin) 0)
- #t)
+ (cons (- top-margin) 0)
+ #t)
2 X))
(add-stencil
(ly:stencil-translate-axis
(annotate-y-interval layout "bottom-margin"
- (cons (- paper-height) (- bottom-margin paper-height))
- #t)
+ (cons (- paper-height) (- bottom-margin paper-height))
+ #t)
2 X))
stencil))
((paper-book (page-property page 'paper-book))
(layout (ly:paper-book-paper paper-book))
(arrow (annotate-y-interval layout
- "space left"
- (cons (- 0.0
- (page-property page 'bottom-edge)
- (let ((foot (page-property page 'foot-stencil)))
- (if (and (ly:stencil? foot)
- (not (ly:stencil-empty? foot)))
- (car (ly:stencil-extent foot Y))
- 0.0)))
- (page-property page 'bottom-system-edge))
- #t)))
+ "space left"
+ (cons (- 0.0
+ (page-property page 'bottom-edge)
+ (let ((foot (page-property page 'foot-stencil)))
+ (if (and (ly:stencil? foot)
+ (not (ly:stencil-empty? foot)))
+ (car (ly:stencil-extent foot Y))
+ 0.0)))
+ (page-property page 'bottom-system-edge))
+ #t)))
(set! arrow (ly:stencil-translate-axis arrow 8 X))
(is-last-bookpart (page-property page 'is-last-bookpart))
(is-bookpart-last-page (page-property page 'is-bookpart-last-page))
(sym (if (= dir UP)
- 'make-header
- 'make-footer))
+ 'make-header
+ 'make-footer))
(header-proc (ly:output-def-lookup layout sym)))
(if (procedure? header-proc)
- (header-proc layout scopes number is-last-bookpart is-bookpart-last-page)
- #f)))
+ (header-proc layout scopes number is-last-bookpart is-bookpart-last-page)
+ #f)))
(define (page-header page)
(left-margin (ly:output-def-lookup layout 'left-margin))
(right-margin (ly:output-def-lookup layout 'right-margin))
(bottom-edge (- paper-height
- (ly:output-def-lookup layout 'bottom-margin)) )
+ (ly:output-def-lookup layout 'bottom-margin)) )
(top-margin (ly:output-def-lookup layout 'top-margin))
)
(system-xoffset (ly:output-def-lookup layout 'horizontal-shift 0.0))
(system-separator-markup (ly:output-def-lookup layout 'system-separator-markup))
(system-separator-stencil (if (markup? system-separator-markup)
- (interpret-markup layout
- (layout-extract-page-properties layout)
- system-separator-markup)
- #f))
+ (interpret-markup layout
+ (layout-extract-page-properties layout)
+ system-separator-markup)
+ #f))
(page-stencil (ly:make-stencil '()))
(last-system #f)
(last-y 0.0)
(add-to-page (lambda (stencil x y)
- (set! page-stencil
- (ly:stencil-add page-stencil
- (ly:stencil-translate stencil
- (cons
- (+ system-xoffset x)
- (- 0 y (prop 'top-margin)))
-
- )))))
+ (set! page-stencil
+ (ly:stencil-add page-stencil
+ (ly:stencil-translate stencil
+ (cons
+ (+ system-xoffset x)
+ (- 0 y (prop 'top-margin)))
+
+ )))))
(add-system
- (lambda (system)
- (let* ((stencil (paper-system-stencil system))
- (y (ly:prob-property system 'Y-offset 0))
- (is-title (paper-system-title?
- system)))
- (add-to-page stencil
- (ly:prob-property system 'X-offset 0.0)
- y)
- (if (and (ly:stencil? system-separator-stencil)
- last-system
- (not (paper-system-title? system))
- (not (paper-system-title? last-system)))
- (add-to-page
- system-separator-stencil
- 0
- (average (- last-y
- (car (paper-system-staff-extents last-system)))
- (- y
- (cdr (paper-system-staff-extents system))))))
- (set! last-system system)
- (set! last-y y))))
+ (lambda (system)
+ (let* ((stencil (paper-system-stencil system))
+ (y (ly:prob-property system 'Y-offset 0))
+ (is-title (paper-system-title?
+ system)))
+ (add-to-page stencil
+ (ly:prob-property system 'X-offset 0.0)
+ y)
+ (if (and (ly:stencil? system-separator-stencil)
+ last-system
+ (not (paper-system-title? system))
+ (not (paper-system-title? last-system)))
+ (add-to-page
+ system-separator-stencil
+ 0
+ (average (- last-y
+ (car (paper-system-staff-extents last-system)))
+ (- y
+ (cdr (paper-system-staff-extents system))))))
+ (set! last-system system)
+ (set! last-y y))))
(head (prop 'head-stencil))
(foot (prop 'foot-stencil))
)
(if (and
- (ly:stencil? head)
- (not (ly:stencil-empty? head)))
- (begin
- ;; Ensure that the top of the header just touches the top margin.
- (set! head (ly:stencil-translate-axis head
- (- 0 (cdr (ly:stencil-extent head Y)) (prop 'top-margin)) Y))
- (set! page-stencil (ly:stencil-add page-stencil head))))
+ (ly:stencil? head)
+ (not (ly:stencil-empty? head)))
+ (begin
+ ;; Ensure that the top of the header just touches the top margin.
+ (set! head (ly:stencil-translate-axis head
+ (- 0 (cdr (ly:stencil-extent head Y)) (prop 'top-margin)) Y))
+ (set! page-stencil (ly:stencil-add page-stencil head))))
(if (and
- (annotate? layout)
- (pair? lines))
+ (annotate? layout)
+ (pair? lines))
- (begin
- (set! page-stencil (annotate-top-space (car lines) layout head page-stencil))
+ (begin
+ (set! page-stencil (annotate-top-space (car lines) layout head page-stencil))
- (for-each (lambda (sys next-sys)
- (paper-system-annotate sys next-sys layout))
- lines
- (append (cdr lines) (list #f)))
- (paper-system-annotate-last (car (last-pair lines)) layout)))
+ (for-each (lambda (sys next-sys)
+ (paper-system-annotate sys next-sys layout))
+ lines
+ (append (cdr lines) (list #f)))
+ (paper-system-annotate-last (car (last-pair lines)) layout)))
(map add-system lines)
(ly:prob-set-property! page 'bottom-system-edge
- (car (ly:stencil-extent page-stencil Y)))
+ (car (ly:stencil-extent page-stencil Y)))
(ly:prob-set-property! page 'space-left
- (+ (prop 'bottom-edge)
- (prop 'bottom-system-edge)
- (if (and (ly:stencil? foot)
- (not (ly:stencil-empty? foot)))
- (car (ly:stencil-extent foot Y))
- 0.0)))
+ (+ (prop 'bottom-edge)
+ (prop 'bottom-system-edge)
+ (if (and (ly:stencil? foot)
+ (not (ly:stencil-empty? foot)))
+ (car (ly:stencil-extent foot Y))
+ 0.0)))
(if (annotate? layout)
- (set! page-stencil
- (ly:stencil-add page-stencil
- (annotate-space-left page))))
+ (set! page-stencil
+ (ly:stencil-add page-stencil
+ (annotate-space-left page))))
(if (and (ly:stencil? foot)
- (not (ly:stencil-empty? foot)))
- (set! page-stencil
- (ly:stencil-add
- page-stencil
- (ly:stencil-translate
- foot
- (cons 0
- (+ (- (prop 'bottom-edge))
- (- (car (ly:stencil-extent foot Y)))))))))
+ (not (ly:stencil-empty? foot)))
+ (set! page-stencil
+ (ly:stencil-add
+ page-stencil
+ (ly:stencil-translate
+ foot
+ (cons 0
+ (+ (- (prop 'bottom-edge))
+ (- (car (ly:stencil-extent foot Y)))))))))
(if (ly:output-def-lookup layout 'two-sided #f)
- (set! page-stencil
- (ly:stencil-translate page-stencil
- (cons (prop (if (even? number)
- 'left-margin
- 'right-margin))
- 0)))
- (set! page-stencil
- (ly:stencil-translate page-stencil (cons (prop 'left-margin) 0))))
+ (set! page-stencil
+ (ly:stencil-translate page-stencil
+ (cons (prop (if (even? number)
+ 'left-margin
+ 'right-margin))
+ 0)))
+ (set! page-stencil
+ (ly:stencil-translate page-stencil (cons (prop 'left-margin) 0))))
;; annotation.
(if (annotate? layout)
- (set! page-stencil (annotate-page layout page-stencil)))
+ (set! page-stencil (annotate-page layout page-stencil)))
page-stencil))
((paper-book (page-property page 'paper-book))
(layout (ly:paper-book-paper paper-book))
(h (- (ly:output-def-lookup layout 'paper-height)
- (ly:output-def-lookup layout 'top-margin)
- (ly:output-def-lookup layout 'bottom-margin)))
+ (ly:output-def-lookup layout 'top-margin)
+ (ly:output-def-lookup layout 'bottom-margin)))
(head (page-property page 'head-stencil))
(foot (page-property page 'foot-stencil))
(available
- (- h (if (ly:stencil? head)
- (interval-length (ly:stencil-extent head Y))
- 0)
- (if (ly:stencil? foot)
- (interval-length (ly:stencil-extent foot Y))
- 0))))
+ (- h (if (ly:stencil? head)
+ (interval-length (ly:stencil-extent head Y))
+ 0)
+ (if (ly:stencil? foot)
+ (interval-length (ly:stencil-extent foot Y))
+ 0))))
;; (display (list "\n available" available head foot))
available))
projects / lilypond.git / blobdiff