;;;;
;;;; source file of the GNU LilyPond music typesetter
;;;;
-;;;; (c) 2004 Jan Nieuwenhuizen <janneke@gnu.org>
+;;;; (c) 2004--2006 Jan Nieuwenhuizen <janneke@gnu.org>
;;;; See output-gnome.scm for usage information.
(define-module (scm framework-gnome))
-(use-modules (guile) (oop goops) (lily))
+(use-modules (guile)
+ (oop goops)
+ (scm page)
+ (scm paper-system)
+ (lily))
(use-modules
+ (srfi srfi-2)
(ice-9 regex)
(gnome gtk)
- (gnome gtk gdk-event))
-
-;; the name of the module will change to canvas rsn
-(if (resolve-module '(gnome gw canvas))
- (use-modules (gnome gw canvas))
- (use-modules (gnome gw libgnomecanvas)))
-
-(define-public (output-framework-gnome outputter book scopes fields basename)
- (if #t
- (gnome-main book)
- (ly:outputter-dump-stencil
- outputter
- (ly:make-stencil (list 'gnome-main book) '(0 . 0) '(0 . 0)))))
-
-;; WTF? -- jcn
-;; Yay, I *finally* found it!
-(define-public output-framework output-framework-gnome)
+ (gnome gtk gdk-event)
+ (gnome gw canvas))
+
+(define-public (output-framework basename book scopes fields )
+ (gnome-main book basename))
(define SCROLLBAR-SIZE 20)
(define BUTTON-HEIGHT 25)
(define PANELS-HEIGHT 80)
(define PIXELS-PER-UNIT 2)
+;; 2.5??
(define OUTPUT-SCALE (* 2.5 PIXELS-PER-UNIT))
(define-public output-scale OUTPUT-SCALE)
-(define (stderr string . rest)
- ;; debugging
+(define (debugf string . rest)
(if #f
- (begin
- (apply format (cons (current-error-port) (cons string rest)))
- (force-output (current-error-port)))))
+ (apply stderr (cons string rest))))
(define-class <gnome-outputter> ()
+ (name #:init-value "untitled" #:init-keyword #:name #:accessor name)
+
+ ;; FIXME
+ (dragging #:init-value #f #:accessor dragging)
+ (drag-origin #:init-value #f #:accessor drag-origin)
+ (drag-location #:init-value #f #:accessor drag-location)
+
(page-stencils ;;#:init-value '#()
#:init-keyword #:page-stencils #:accessor page-stencils)
(window #:init-value (make <gtk-window> #:type 'toplevel) #:accessor window)
(page-number #:init-value 0 #:accessor page-number)
(pixels-per-unit #:init-value PIXELS-PER-UNIT #:accessor pixels-per-unit)
(text-items #:init-value '() #:accessor text-items)
- (location #:init-value #f #:accessor location)
- (item-locations #:init-value (make-hash-table 31) #:accessor item-locations)
+ (grob #:init-value #f #:accessor grob)
+ (item-grobs #:init-value (make-hash-table 31) #:accessor item-grobs)
(window-width #:init-keyword #:window-width #:accessor window-width)
(window-height #:init-keyword #:window-height #:accessor window-height)
(canvas-width #:init-keyword #:canvas-width #:accessor canvas-width)
(canvas-height #:init-keyword #:canvas-height #:accessor canvas-height))
(define-method (initialize (go <gnome-outputter>))
- (let* ((button (make <gtk-button> #:label "Exit"))
+ (let* ((save (make <gtk-button> #:label "Save"))
+ (exit (make <gtk-button> #:label "Exit"))
(next (make <gtk-button> #:label "Next"))
(prev (make <gtk-button> #:label "Previous"))
(vbox (make <gtk-vbox> #:homogeneous #f))
;;(set-child-packing vbox hbox #f #f 0 'end)
;;(set-child-packing hbox button #f #f 0 'end)
- (set-size-request button (quotient (window-width go) 2) BUTTON-HEIGHT)
+ (set-size-request exit (quotient (window-width go) 2) BUTTON-HEIGHT)
(add hbox next)
(add hbox prev)
- (add hbox button)
+ (add hbox save)
+ (add hbox exit)
;; signals
- (gtype-instance-signal-connect
- button 'clicked (lambda (b) (gtk-main-quit)))
- (gtype-instance-signal-connect
- next 'clicked (lambda (b) (dump-page go (1+ (page-number go)))))
- (gtype-instance-signal-connect
- prev 'clicked (lambda (b) (dump-page go (1- (page-number go)))))
- (gtype-instance-signal-connect
- (window go) 'key-press-event key-press-event)
+ (connect exit 'clicked (lambda (b) (gtk-main-quit)))
+ (connect save 'clicked (lambda (b) (save-tweaks go)))
+ (connect next 'clicked (lambda (b) (dump-page go (1+ (page-number go)))))
+ (connect prev 'clicked (lambda (b) (dump-page go (1- (page-number go)))))
+ (connect (window go) 'key-press-event
+ (lambda (w e) (key-press-event go w e)))
(show-all (window go))))
-(define-public global-go #f)
-
-(define (gnome-main book)
- (let* ((book-paper (ly:paper-book-book-paper book))
- (hsize (ly:output-def-lookup book-paper 'hsize))
- (vsize (ly:output-def-lookup book-paper 'vsize))
- (page-width (inexact->exact (ceiling (* OUTPUT-SCALE hsize))))
- (page-height (inexact->exact (ceiling (* OUTPUT-SCALE vsize))))
- ;;(page-width (inexact->exact (ceiling hsize)))
- ;;(page-height (inexact->exact (ceiling vsize)))
+(define (gnome-main book name)
+ (let* ((paper (ly:paper-book-paper book))
+ (paper-width (ly:output-def-lookup paper 'paper-width))
+ (paper-height (ly:output-def-lookup paper 'paper-height))
+ (page-width (inexact->exact (ceiling (* OUTPUT-SCALE paper-width))))
+ (page-height (inexact->exact (ceiling (* OUTPUT-SCALE paper-height))))
+ ;;(page-width (inexact->exact (ceiling paper-width)))
+ ;;(page-height (inexact->exact (ceiling paper-height)))
(screen-width (gdk-screen-width))
(screen-height (gdk-screen-height))
(desktop-height (- screen-height PANELS-HEIGHT))
(go (make <gnome-outputter>
- #:page-stencils (list->vector (ly:paper-book-pages book))
+ #:name name
+ #:page-stencils (list->vector (map page-stencil (ly:paper-book-pages book)))
#:canvas-width page-width
#:canvas-height page-height
#:window-width
desktop-height))))
;; ugh. The GOOPS doc promises this is called automagically.
+ ;; possibly a goops 1.6.4 problem
(initialize go)
-
+
(dump-page go 0)
- ;; ugh
- (set! global-go go)
-
(gtk-main)))
(define (dump-page go number)
(new-canvas go)
(set! (page-number go) number)
- ;; no destroy method for gnome-canvas-text?
+ ;; no destroy method for gnome-canvas-text yet.
;;(map destroy (gtk-container-get-children main-canvas))
;;(map destroy text-items)
(set! (text-items go) '())
- (stderr "page-stencil ~S: ~S\n"
+ (debugf "page-stencil ~S: ~S\n"
(page-number go)
(vector-ref (page-stencils go) (page-number go)))
(add (scrolled go) (canvas go))
(show (canvas go)))))
-(define x-editor #f)
-(define (get-x-editor)
- (if (not x-editor)
- (set! x-editor (getenv "XEDITOR")))
- x-editor)
-
(define ifs #f)
(define (get-ifs)
(if (not ifs)
(if (not ifs)
(set! ifs " "))
ifs)
-
+
(define (spawn-editor location)
- (let* ((line (car location))
- (column (cadr location))
- (file-name (caddr location))
- (template (substring (get-x-editor) 0))
-
- ;; Adhere to %l %c %f?
- (command
- (regexp-substitute/global
- #f "%l" (regexp-substitute/global
- #f "%c"
- (regexp-substitute/global
- #f "%f" template 'pre file-name 'post)
- 'pre (number->string column)
- 'post)
- 'pre (number->string line) 'post)))
-
- (stderr "spawning: ~s\n" command)
+ (let* ((file-name (car location))
+ (line (cadr location))
+ (char (caddr location))
+ (column (cadddr location))
+ (command (get-editor-command file line char column)))
+ (debugf "spawning: ~s\n" command)
(if (= (primitive-fork) 0)
(let ((command-list (string-split command #\ )));; (get-ifs))))
(apply execlp command-list)
(primitive-exit)))))
-
+
(define location-callback spawn-editor)
-;;(define (item-event item event . data)
-(define-public (item-event item event . data)
+(define (get-location grob)
+ (and-let* ((p (procedure? point-and-click))
+ (g grob)
+ (cause (ly:grob-property grob 'cause))
+ (music-origin (if (ly:event? cause)
+ (ly:event-property cause 'origin)
+ ;; How come #<unspecified> [and '()]
+ ;; are #t? :-(
+ #f)))
+ (if (ly:input-location? music-origin)
+ (ly:input-location music-origin)
+ #f)))
+
+;; todo: how to integrate nicely?
+;(define-public (tweak-grob-property grob sym val)
+; (set! (ly:grob-property grob sym) val))
+
+
+(define-method (tweak (go <gnome-outputter>) item offset)
+ (let* ((grob (hashq-ref (item-grobs go) item #f))
+ (extra-offset (ly:grob-property grob 'extra-offset))
+ (origin (if (null? extra-offset) '(0 . 0)
+ (offset-flip-y extra-offset))))
+
+ (if grob
+ (ly:grob-replace-tweak
+ grob (list tweak-grob-property
+ 'extra-offset
+ (offset-flip-y (offset-add origin offset)))))))
+
+(define-method (save-tweaks (go <gnome-outputter>))
+ (let* ((dumper (ly:make-dumper))
+ (tweaks (ly:all-tweaks))
+ (serialized-tweaks
+ (map
+ (lambda (tweak) (append
+ (list (ly:dumper-key-serial dumper (car tweak))
+ (list 'unquote (procedure-name (cadr tweak))))
+ (cddr tweak)))
+ tweaks)))
+
+ (if (not (null? serialized-tweaks))
+ (let ((file (open-file (string-append (name go) ".twy") "w")))
+ (format file
+ ";;;tweaks. Generated file. Do not edit.
+(ly:tweak-clear-registry)
+(ly:tweak-define-keys `~S)
+(ly:tweak-define-tweaks `~S)"
+ (ly:dumper-definitions dumper)
+ serialized-tweaks)))))
+
+;;;(define (item-event go grob item event)
+(define (item-event go item event)
+ ;;(stderr "EVENT: ~S\n" event)
+ ;;(stderr "TYPE: ~S\n" (gdk-event:type event))
(case (gdk-event:type event)
((enter-notify) (gobject-set-property item 'fill-color "red"))
((leave-notify) (gobject-set-property item 'fill-color "black"))
+ ((motion-notify) (if (ly:grob? (dragging go))
+ (let ((x (gdk-event-motion:x event))
+ (y (gdk-event-motion:y event))
+ (s output-scale)
+ (r (drag-location go)))
+ ;;(stderr "MOVED AT: ~S ~S\n" x y)
+ (move item (/ (- x (car r)) s) (/ (- y (cdr r)) s))
+ (set! (drag-location go) (cons x y)))))
+ ((button-release) (if (ly:grob? (dragging go))
+ (let ((x (gdk-event-button:x event))
+ (y (gdk-event-button:y event))
+ (s output-scale)
+ (o (drag-origin go))
+ (r (drag-location go)))
+ (move item (/ (- x (car r)) s) (/ (- y (cdr r)) s))
+ (set! (drag-location go) #f)
+ (set! (drag-origin go) #f)
+ (stderr "RELEASE at: ~S ~S\n" x y)
+ (set! (dragging go) #f)
+ (tweak go item (cons (/ (- x (car o)) s)
+ (/ (- y (cdr o)) s))))))
((button-press)
-
- ;;FIXME
- (let ((location (hashq-ref (item-locations global-go) item #f)))
-
- (if location
- (location-callback location)
- (stderr "no location\n"))))
- ((2button-press) (gobject-set-property item 'fill-color "red")))
+ (let ((button (gdk-event-button:button event)))
+ (cond
+ ((= button 1)
+ (if (null? (gdk-event-button:modifiers event))
+ (let ((x (gdk-event-button:x event))
+ (y (gdk-event-button:y event)))
+ (stderr "CLICK at: ~S ~S\n" x y)
+ (set! (dragging go) (hashq-ref (item-grobs go) item #f))
+ (set! (drag-origin go) (cons x y))
+ (set! (drag-location go) (cons x y)))
+ (begin
+ (stderr "CLICK WITH MODIFIERS: ~S\n"
+ (gdk-event-button:modifiers event))
+
+ ;; some modifier, do jump to source
+ (and-let* ((grob (hashq-ref (item-grobs go) item #f))
+ (location (get-location grob)))
+ (location-callback location)))))
+ ((= button 2)
+ (and-let* ((grob (hashq-ref (item-grobs go) item #f)))
+
+ (let ((properties (ly:grob-properties grob))
+ (basic-properties (ly:grob-basic-properties grob))
+ (x (inexact->exact (gdk-event-button:x-root event)))
+ (y (inexact->exact (gdk-event-button:y-root event))))
+
+ (debugf "GROB: ~S\n" grob)
+ (debugf "PROPERTIES: ~S\n" properties)
+ (debugf "BASIC PROPERTIES: ~S\n" basic-properties)
+
+ ;; FIXME: dialog iso window?
+ ;; http://www.gtk.org/tutorial/sec-textentries.html
+ (let ((window (make <gtk-window>))
+ (vbox (make <gtk-vbox>))
+ (ok (make <gtk-button> #:label "Ok")))
+
+ (add window vbox)
+ (connect ok 'clicked (lambda (b) (destroy window)))
+
+ (for-each
+ (lambda (x)
+ (let ((label (make <gtk-label>
+ ;;#:label (symbol->string (car x))))
+ #:label (format #f "~S" (car x))))
+ ;;(symbol->string (car x))))
+ (entry (make <gtk-entry>
+ #:text (format #f "~S" (cdr x))))
+ (hbox (make <gtk-hbox>)))
+ (add hbox label)
+ (add hbox entry)
+ (set-size-request label 150 BUTTON-HEIGHT)
+ (add vbox hbox)))
+ (append properties basic-properties))
+ (add vbox ok)
+
+ (show-all window)
+ (move window x y))))))))
+
+ ((2button-press) (gobject-set-property item 'fill-color "green"))
+ ((key-press)
+ (let ((keyval (gdk-event-key:keyval event))
+ (mods (gdk-event-key:modifiers event))
+ (step (quotient (pixels-per-unit go) 2)))
+ (cond ((and (null? mods)
+ (eq? keyval gdk:Up))
+ (tweak go item (cons 0 (- 0 step))))
+ ((and (null? mods)
+ (eq? keyval gdk:Down))
+ (tweak go item (cons 0 step)))
+ ((and (null? mods)
+ (eq? keyval gdk:Left))
+ (tweak go item (cons (- 0 step) 0)))
+ ((and (null? mods)
+ (eq? keyval gdk:Right))
+ (tweak go item (cons step 0)))))))
#t)
-(define (scale-canvas factor)
- (set! pixels-per-unit (* pixels-per-unit factor))
- (set-pixels-per-unit main-canvas pixels-per-unit)
+(define (scale-canvas go factor)
+ (set! (pixels-per-unit go) (* (pixels-per-unit go) factor))
+ (set-pixels-per-unit (canvas go) (pixels-per-unit go))
(for-each
(lambda (x)
(let ((scale (gobject-get-property x 'scale))
(points (gobject-get-property x 'size-points)))
;;(gobject-set-property x 'scale pixels-per-unit)
(gobject-set-property x 'size-points (* points factor))))
- text-items))
+ (text-items go)))
-(define (key-press-event item event . data)
+(define (key-press-event go item event)
(let ((keyval (gdk-event-key:keyval event))
(mods (gdk-event-key:modifiers event)))
(cond ((and (or (eq? keyval gdk:q)
(eq? keyval gdk:w))
(equal? mods '(control-mask modifier-mask)))
(gtk-main-quit))
+ ((and (eq? keyval gdk:s)
+ (equal? mods '(control-mask modifier-mask)))
+ (save-tweaks go))
((and #t ;;(null? mods)
(eq? keyval gdk:plus))
- (scale-canvas 2))
+ (scale-canvas go 2))
((and #t ;; (null? mods)
(eq? keyval gdk:minus))
- (scale-canvas 0.5))
+ (scale-canvas go 0.5))
((or (eq? keyval gdk:Page-Up)
(eq? keyval gdk:BackSpace))
- ;;FIXME
- (dump-page global-go (1- (page-number global-go))))
+ (dump-page go (1- (page-number go))))
((or (eq? keyval gdk:Page-Down)
(eq? keyval gdk:space))
- ;;FIXME
- (dump-page global-go (1+ (page-number global-go)))))
+ (dump-page go (1+ (page-number go)))))
#f))
(define (new-canvas go)
(module-define! m 'output-scale output-scale)
(set! output-gnome-module m)))
output-gnome-module)
-
+
(define-public (gnome-output-expression go expr)
(let* ((m (get-output-gnome-module go))
(result (eval expr m)))
(cond
- ((and (pair? result)
- (eq? (car result) 'location))
- (set! (location go) (cdr result)))
+ ((ly:grob? result) (set! (grob go) result))
((is-a? result <gnome-canvas-item>)
- (gtype-instance-signal-connect result 'event item-event)
- (if (location go)
- (hashq-set! (item-locations go) result (location go)))))))
-
+
+ ;; AAARGH; grobs happen after stencils
+ ;; (connect result 'event (lambda (w e) (item-event go (grob go) w e)))
+ (connect result 'event (lambda (w e) (item-event go w e)))
+ (if (grob go)
+ (hashq-set! (item-grobs go) result (grob go)))
+ (set! (grob go) #f)
+
+ (if (is-a? result <gnome-canvas-text>)
+ (set! (text-items go) (cons result (text-items go))))))))