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|
;;
;; OpenGL Graph Display demo of a class hierarchy.
;; This program is in the public domain.
;;
;; Shawn Taras
;; $Id: class.scm,v 1.19 2007/01/13 01:36:30 maruska Exp $
;;
(use math.const)
(use gauche.charconv)
(use gtk)
(use gtk.gtkgl)
(use gtk.glgd)
(use gl)
(define *attr-link* 0)
(define *attr-link-field* 1)
(define *attr-src-node-field* 2)
(define *attr-dst-node-field* 3)
(define *graph* (glgd-graph-create))
(define *menu-bg* #f)
(define *dialog* #f)
(define *label* #f)
;; Menu callback routines
;; ----------------------
(define (menu-cb-frame-all event . _)
(glgd-graph-frame *graph*)
#t)
(define (menu-cb-expand-all event . _)
(glgd-graph-attribute-set *graph* *attr-link-field*)
(glgd-graph-attribute-set *graph* *attr-src-node-field*)
(glgd-graph-attribute-set *graph* *attr-dst-node-field*)
(glgd-graph-auto-organize *graph* 0.0 0.0)
#t)
(define (menu-cb-collapse-all event . _)
(glgd-graph-attribute-reset *graph* *attr-link-field*)
(glgd-graph-attribute-reset *graph* *attr-src-node-field*)
(glgd-graph-attribute-reset *graph* *attr-dst-node-field*)
(glgd-graph-auto-organize *graph* 0.0 0.0)
#t)
;; Dialog utility routines
;; -----------------------
(define (show-dialog dialog label txt)
(gtk-label-set-text label txt)
(gtk-window-set-position dialog GTK_WIN_POS_MOUSE)
(gtk-widget-show dialog)
#t)
;; GLGDGRAPH_FN_MOUSE_HOVER callback
;; ---------------------------------
(define (mouse-hover-callback graph node link event)
(glgd-graph-node-list-flag graph GLGDNODE_FLAG_HILITE GLGD_FLAGOP_CLEAR)
(if (= (glgd-graph-link-index graph link) -1)
(if (>= (glgd-node-id-get node) -1)
(glgd-node-flags-set node GLGDNODE_FLAG_HILITE GLGD_FLAGOP_SET)))
#t)
;; GLGDGRAPH_FN_MOUSE_LEFT callback
;; --------------------------------
(define (mouse-left-callback graph node link event)
(if (= (ref event 'type) GDK_BUTTON_PRESS)
(case (glgd-node-id-get node)
((0) (glgd-graph-attribute-toggle graph *attr-link-field*)
(glgd-graph-auto-organize graph 0.0 0.0))
((1) (show-dialog *dialog* *label* #`"Flags: ???"))
((2) (show-dialog *dialog* *label* #`"Attributes: ???"))
((3) (glgd-graph-attribute-toggle graph *attr-src-node-field*)
(glgd-graph-auto-organize graph 0.0 0.0))
((4) (glgd-graph-attribute-toggle graph *attr-dst-node-field*)
(glgd-graph-auto-organize graph 0.0 0.0))
((5) (show-dialog *dialog* *label* #`"Next Link: ???"))
((6) (show-dialog *dialog* *label* #`"Previous Link: ???"))
((7) (show-dialog *dialog* *label* #`"Flags: ???"))
((8) (show-dialog *dialog* *label* #`"Label: ???"))
((9) (show-dialog *dialog* *label* #`"Node ID: ,(glgd-node-id-get node)"))
((10) (show-dialog *dialog* *label* #`"Position: ???"))
((11) (show-dialog *dialog* *label* #`"Color: ???"))
((12) (show-dialog *dialog* *label* #`"Data: ???"))
((13) (show-dialog *dialog* *label* #`"Next Node: ???"))
((14) (show-dialog *dialog* *label* #`"Previous Node: ???"))
((15) (show-dialog *dialog* *label* #`"Flags: ???"))
((16) (show-dialog *dialog* *label* #`"Label: ???"))
((17) (show-dialog *dialog* *label* #`"Node ID: ,(glgd-node-id-get node)"))
((18) (show-dialog *dialog* *label* #`"Position: ???"))
((19) (show-dialog *dialog* *label* #`"Color: ???"))
((20) (show-dialog *dialog* *label* #`"Data: ???"))
((21) (show-dialog *dialog* *label* #`"Next Node: ???"))
((22) (show-dialog *dialog* *label* #`"Previous Node: ???"))))
(if (= (ref event 'type) GDK_BUTTON_RELEASE)
(gtk-widget-hide *dialog*))
#t)
;; GLGDGRAPH_FN_MOUSE_RIGHT callback
;; --------------------------------
(define (mouse-right-callback graph node link event)
(if (= (glgd-graph-link-index graph link) -1)
(gtk-menu-popup *menu-bg* #f #f #f (ref event 'button) (ref event 'time)))
#t)
;; GLGDGRAPH_FN_KEY callback
;; -------------------------
(define (key-callback graph node link event)
(let1 kv (ref event 'keyval)
(cond
((= kv GDK_KEY_Escape) (gtk-main-quit))))
#t)
(define (draw widget . _)
(let ((glcontext (gtk-widget-get-gl-context widget))
(gldrawable (gtk-widget-get-gl-drawable widget)))
;;*** OpenGL BEGIN ***
(when (gdk-gl-drawable-gl-begin gldrawable glcontext)
(gl-clear (logior GL_COLOR_BUFFER_BIT GL_DEPTH_BUFFER_BIT))
(glgd-graph-draw *graph*)
(if (gdk-gl-drawable-is-double-buffered gldrawable)
(gdk-gl-drawable-swap-buffers gldrawable)
(gl-flush))
(gdk-gl-drawable-gl-end gldrawable))
#t))
;; new window size or exposure
(define (reshape widget . _)
(let* ((glcontext (gtk-widget-get-gl-context widget))
(gldrawable (gtk-widget-get-gl-drawable widget))
(wsize (ref widget 'allocation))
(h (/ (ref wsize 'height) (ref wsize 'width))))
;;*** OpenGL BEGIN ***
(when (gdk-gl-drawable-gl-begin gldrawable glcontext)
(gl-viewport 0 0 (ref wsize 'width) (ref wsize 'height))
(gdk-gl-drawable-gl-end gldrawable))
;;*** OpenGL END ***
#t)
(glgd-graph-reshape *graph*))
(define (init widget)
(let ((glcontext (gtk-widget-get-gl-context widget))
(gldrawable (gtk-widget-get-gl-drawable widget)))
;;*** OpenGL BEGIN ***
(when (gdk-gl-drawable-gl-begin gldrawable glcontext)
(gl-light GL_LIGHT0 GL_POSITION '#f32(5.0 5.0 10.0 0.0))
(gl-enable GL_CULL_FACE)
(gl-enable GL_LIGHTING)
(gl-enable GL_LIGHT0)
(gl-enable GL_DEPTH_TEST)
(gl-enable GL_NORMALIZE)
(print)
(print #`"GL_RENDERER = ,(gl-get-string GL_RENDERER)")
(print #`"GL_VERSION = ,(gl-get-string GL_VERSION)")
(print #`"GL_VENDOR = ,(gl-get-string GL_VENDOR)")
(print #`"GL_EXTENSIONS = ,(gl-get-string GL_EXTENSIONS)")
(print)
(gdk-gl-drawable-gl-end gldrawable))
;;*** OpenGL END ***
))
;; =========================================================================
;; create a graph representing the <glgdLink> and <glgdNode> class hierarchy
;; =========================================================================
(define (glgd-graph-build-class graph)
(glgd-graph-init graph)
(let* ((link (glgd-node-create))
(flags (glgd-node-create))
(attributes (glgd-node-create))
(src-node (glgd-node-create))
(dst-node (glgd-node-create))
(next-link (glgd-node-create))
(prev-link (glgd-node-create))
(src-node-flags (glgd-node-create))
(src-node-label (glgd-node-create))
(src-node-id (glgd-node-create))
(src-node-pos (glgd-node-create))
(src-node-col (glgd-node-create))
(src-node-data (glgd-node-create))
(src-node-next (glgd-node-create))
(src-node-prev (glgd-node-create))
(dst-node-flags (glgd-node-create))
(dst-node-label (glgd-node-create))
(dst-node-id (glgd-node-create))
(dst-node-pos (glgd-node-create))
(dst-node-col (glgd-node-create))
(dst-node-data (glgd-node-create))
(dst-node-next (glgd-node-create))
(dst-node-prev (glgd-node-create)))
(glgd-node-info-set link
(ces-convert "Link (\u03a0\u03b1\u03bd\u8a9eFT2)"
#f "utf8")
0)
(glgd-node-attribute-set link *attr-link*)
(glgd-node-info-set flags "flags" 1)
(glgd-node-attribute-set flags *attr-link-field*)
(glgd-node-info-set attributes "attributes" 2)
(glgd-node-attribute-set attributes *attr-link-field*)
(glgd-node-info-set src-node "src" 3)
(glgd-node-attribute-set src-node *attr-link-field*)
(glgd-node-info-set dst-node "dst" 4)
(glgd-node-attribute-set dst-node *attr-link-field*)
(glgd-node-info-set next-link "next" 5)
(glgd-node-attribute-set next-link *attr-link-field*)
(glgd-node-info-set prev-link "prev" 6)
(glgd-node-attribute-set prev-link *attr-link-field*)
(glgd-node-info-set src-node-flags "flags" 7)
(glgd-node-attribute-set src-node-flags *attr-src-node-field*)
(glgd-node-info-set src-node-label "label" 8)
(glgd-node-attribute-set src-node-label *attr-src-node-field*)
(glgd-node-info-set src-node-id "id" 9)
(glgd-node-attribute-set src-node-id *attr-src-node-field*)
(glgd-node-info-set src-node-pos "pos" 10)
(glgd-node-attribute-set src-node-pos *attr-src-node-field*)
(glgd-node-info-set src-node-col "col" 11)
(glgd-node-attribute-set src-node-col *attr-src-node-field*)
(glgd-node-info-set src-node-data "data" 12)
(glgd-node-attribute-set src-node-data *attr-src-node-field*)
(glgd-node-info-set src-node-next "next" 13)
(glgd-node-attribute-set src-node-next *attr-src-node-field*)
(glgd-node-info-set src-node-prev "prev" 14)
(glgd-node-attribute-set src-node-prev *attr-src-node-field*)
(glgd-node-info-set dst-node-flags "flags" 15)
(glgd-node-attribute-set dst-node-flags *attr-dst-node-field*)
(glgd-node-info-set dst-node-label "label" 16)
(glgd-node-attribute-set dst-node-label *attr-dst-node-field*)
(glgd-node-info-set dst-node-id "id" 17)
(glgd-node-attribute-set dst-node-id *attr-dst-node-field*)
(glgd-node-info-set dst-node-pos "pos" 18)
(glgd-node-attribute-set dst-node-pos *attr-dst-node-field*)
(glgd-node-info-set dst-node-col "col" 19)
(glgd-node-attribute-set dst-node-col *attr-dst-node-field*)
(glgd-node-info-set dst-node-data "data" 20)
(glgd-node-attribute-set dst-node-data *attr-dst-node-field*)
(glgd-node-info-set dst-node-next "next" 21)
(glgd-node-attribute-set dst-node-next *attr-dst-node-field*)
(glgd-node-info-set dst-node-prev "prev" 22)
(glgd-node-attribute-set dst-node-prev *attr-dst-node-field*)
(glgd-node-color-set flags 0 0 0.7 1)
(glgd-node-color-set attributes 0 0 0.7 1)
(glgd-node-color-set src-node 0 0 0.7 1)
(glgd-node-color-set dst-node 0 0 0.7 1)
(glgd-node-color-set next-link 0 0 0.7 1)
(glgd-node-color-set prev-link 0 0 0.7 1)
(glgd-node-color-set src-node-flags 0.7 0 0.2 1)
(glgd-node-color-set src-node-label 0.7 0 0.2 1)
(glgd-node-color-set src-node-id 0.7 0 0.2 1)
(glgd-node-color-set src-node-pos 0.7 0 0.2 1)
(glgd-node-color-set src-node-col 0.7 0 0.2 1)
(glgd-node-color-set src-node-data 0.7 0 0.2 1)
(glgd-node-color-set src-node-next 0.7 0 0.2 1)
(glgd-node-color-set src-node-prev 0.7 0 0.2 1)
(glgd-node-color-set dst-node-flags 0.7 0 0.2 1)
(glgd-node-color-set dst-node-label 0.7 0 0.2 1)
(glgd-node-color-set dst-node-id 0.7 0 0.2 1)
(glgd-node-color-set dst-node-pos 0.7 0 0.2 1)
(glgd-node-color-set dst-node-col 0.7 0 0.2 1)
(glgd-node-color-set dst-node-data 0.7 0 0.2 1)
(glgd-node-color-set dst-node-next 0.7 0 0.2 1)
(glgd-node-color-set dst-node-prev 0.7 0 0.2 1)
(glgd-graph-node-add graph link)
(glgd-graph-node-add graph flags)
(glgd-graph-node-add graph attributes)
(glgd-graph-node-add graph src-node)
(glgd-graph-node-add graph dst-node)
(glgd-graph-node-add graph next-link)
(glgd-graph-node-add graph prev-link)
(glgd-graph-node-add graph src-node-flags)
(glgd-graph-node-add graph src-node-label)
(glgd-graph-node-add graph src-node-id)
(glgd-graph-node-add graph src-node-pos)
(glgd-graph-node-add graph src-node-col)
(glgd-graph-node-add graph src-node-data)
(glgd-graph-node-add graph src-node-next)
(glgd-graph-node-add graph src-node-prev)
(glgd-graph-node-add graph dst-node-flags)
(glgd-graph-node-add graph dst-node-label)
(glgd-graph-node-add graph dst-node-id)
(glgd-graph-node-add graph dst-node-pos)
(glgd-graph-node-add graph dst-node-col)
(glgd-graph-node-add graph dst-node-data)
(glgd-graph-node-add graph dst-node-next)
(glgd-graph-node-add graph dst-node-prev)
(let* ((list (glgd-link-list-create))
(l2f (glgd-link-create))
(l2a (glgd-link-create))
(l2sn (glgd-link-create))
(l2dn (glgd-link-create))
(l2nl(glgd-link-create))
(l2pl (glgd-link-create))
(sn2f (glgd-link-create))
(sn2l (glgd-link-create))
(sn2i (glgd-link-create))
(sn2pos (glgd-link-create))
(sn2c (glgd-link-create))
(sn2d (glgd-link-create))
(sn2n (glgd-link-create))
(sn2p (glgd-link-create))
(dn2f (glgd-link-create))
(dn2l (glgd-link-create))
(dn2i (glgd-link-create))
(dn2pos (glgd-link-create))
(dn2c (glgd-link-create))
(dn2d (glgd-link-create))
(dn2n (glgd-link-create))
(dn2p (glgd-link-create)))
(glgd-link-set l2f link flags)
(glgd-link-set l2a link attributes)
(glgd-link-set l2sn link src-node)
(glgd-link-set l2dn link dst-node)
(glgd-link-set l2nl link next-link)
(glgd-link-set l2pl link prev-link)
(glgd-link-set sn2f src-node src-node-flags)
(glgd-link-set sn2l src-node src-node-label)
(glgd-link-set sn2i src-node src-node-id)
(glgd-link-set sn2pos src-node src-node-pos)
(glgd-link-set sn2c src-node src-node-col)
(glgd-link-set sn2d src-node src-node-data)
(glgd-link-set sn2n src-node src-node-next)
(glgd-link-set sn2p src-node src-node-prev)
(glgd-link-set dn2f dst-node dst-node-flags)
(glgd-link-set dn2l dst-node dst-node-label)
(glgd-link-set dn2i dst-node dst-node-id)
(glgd-link-set dn2pos dst-node dst-node-pos)
(glgd-link-set dn2c dst-node dst-node-col)
(glgd-link-set dn2d dst-node dst-node-data)
(glgd-link-set dn2n dst-node dst-node-next)
(glgd-link-set dn2p dst-node dst-node-prev)
(glgd-graph-link-add graph list l2pl)
(glgd-graph-link-add graph list l2nl)
(glgd-graph-link-add graph list l2dn)
(glgd-graph-link-add graph list l2sn)
(glgd-graph-link-add graph list l2a)
(glgd-graph-link-add graph list l2f)
(glgd-graph-link-add graph list sn2p)
(glgd-graph-link-add graph list sn2n)
(glgd-graph-link-add graph list sn2d)
(glgd-graph-link-add graph list sn2c)
(glgd-graph-link-add graph list sn2pos)
(glgd-graph-link-add graph list sn2i)
(glgd-graph-link-add graph list sn2l)
(glgd-graph-link-add graph list sn2f)
(glgd-graph-link-add graph list dn2p)
(glgd-graph-link-add graph list dn2n)
(glgd-graph-link-add graph list dn2d)
(glgd-graph-link-add graph list dn2c)
(glgd-graph-link-add graph list dn2pos)
(glgd-graph-link-add graph list dn2i)
(glgd-graph-link-add graph list dn2l)
(glgd-graph-link-add graph list dn2f)
(glgd-graph-link-list-add graph list)))
(glgd-graph-attribute-set graph *attr-link*)
(glgd-graph-attribute-set graph *attr-link-field*)
(glgd-graph-auto-organize graph 0.0 0.0)
(glgd-graph-link-list-dump graph)
(glgd-graph-callback-set graph GLGDGRAPH_FN_KEY key-callback)
(glgd-graph-callback-set graph GLGDGRAPH_FN_MOUSE_HOVER mouse-hover-callback)
(glgd-graph-callback-set graph GLGDGRAPH_FN_MOUSE_LEFT mouse-left-callback)
(glgd-graph-callback-set graph GLGDGRAPH_FN_MOUSE_RIGHT mouse-right-callback)
#t)
(define (main args)
(gtk-init args)
(unless (gdk-gl-query-extension)
(error "*** OpenGL is not supported."))
;;
;; Configure OpenGL-capable visual.
;;
(let1 glconfig (or (gdk-gl-config-new-by-mode (logior GDK_GL_MODE_RGB
GDK_GL_MODE_DEPTH
GDK_GL_MODE_DOUBLE))
(begin
(warn "*** Cannot find the double-buffered visual.\n*** Trying single-buffered visual.\n")
(gdk-gl-config-new-by-mode (logior GDK_GL_MODE_RGB
GDK_GL_MODE_DEPTH)))
(error "*** No appropriate OpenGL-capable visual found.")
)
;;
;; Top-level window.
;;
(let1 window (gtk-window-new GTK_WINDOW_TOPLEVEL)
(gtk-window-set-title window "Class Graph Demo")
(g-signal-connect window "delete_event" (lambda _ (gtk-main-quit)))
(let1 vbox (gtk-vbox-new #f 0)
(gtk-container-add window vbox)
(gtk-widget-show vbox)
;;
;; Drawing area for drawing OpenGL scene.
;;
(let1 drawing-area (gtk-drawing-area-new)
(gtk-widget-set-size-request drawing-area 640 480)
;; Set OpenGL-capability to the widget.
(gtk-widget-set-gl-capability drawing-area glconfig #f #t
GDK_GL_RGBA_TYPE)
(gtk-box-pack-start vbox drawing-area #t #t 0)
(gtk-widget-set-events drawing-area
(logior GDK_EXPOSURE_MASK
GDK_VISIBILITY_NOTIFY_MASK))
(g-signal-connect drawing-area "realize" init)
(g-signal-connect drawing-area "configure_event" reshape)
(g-signal-connect drawing-area "expose_event" draw)
(glgd-graph-build-class *graph*)
(glgd-graph-connect *graph* drawing-area)
(gtk-widget-show drawing-area))
;;
;; Simple quit button.
;;
(let1 button (gtk-button-new-with-label "Quit")
(gtk-box-pack-start vbox button #f #f 0)
(g-signal-connect button "clicked" (lambda _ (gtk-main-quit)))
(gtk-widget-show button))
);vbox
;; Initialize dialogs
;; ------------------
(set! *dialog* (gtk-window-new GTK_WINDOW_POPUP))
(gtk-window-set-decorated *dialog* #f)
(gtk-widget-set-size-request *dialog* 112 32)
(gtk-container-set-border-width *dialog* 2)
(let1 frame (gtk-frame-new #f)
(gtk-container-add *dialog* frame)
(gtk-frame-set-shadow-type frame GTK_SHADOW_ETCHED_OUT)
(gtk-widget-show frame)
(let1 vbox (gtk-vbox-new #f 0)
(gtk-container-add frame vbox)
(gtk-widget-show vbox)
(set! *label* (gtk-label-new "label"))
(gtk-box-pack-start vbox *label* #t #t 0)
(gtk-widget-show *label*)))
;; Initialize pop-up menus
;; -----------------------
(set! *menu-bg* (gtk-menu-new))
(let* ((str #`"Frame All")
(menu-item (gtk-menu-item-new-with-label str)))
(gtk-menu-shell-append *menu-bg* menu-item)
(g-signal-connect menu-item "activate" menu-cb-frame-all)
(gtk-widget-show menu-item))
(let1 separator (gtk-separator-menu-item-new)
(gtk-menu-shell-append *menu-bg* separator)
(gtk-widget-show separator))
(let* ((str #`"Expand All")
(menu-item (gtk-menu-item-new-with-label str)))
(gtk-menu-shell-append *menu-bg* menu-item)
(g-signal-connect menu-item "activate" menu-cb-expand-all)
(gtk-widget-show menu-item))
(let* ((str #`"Collapse All")
(menu-item (gtk-menu-item-new-with-label str)))
(gtk-menu-shell-append *menu-bg* menu-item)
(g-signal-connect menu-item "activate" menu-cb-collapse-all)
(gtk-widget-show menu-item))
;; Show the window
;; ---------------
(gtk-widget-show window)
)
(gtk-main)
(glgd-graph-fini *graph*)
0))
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