updated for current interface

This commit is contained in:
frese 2004-01-08 19:08:50 +00:00
parent 6abec7c2a1
commit 2298e207a0
5 changed files with 123 additions and 146 deletions

View File

@ -1,10 +1,6 @@
#!/bin/sh
../../scx <<EOF
,batch on
,open srfi-1 signals xlib xft xrender rendezvous-channels threads
exec scsh -ll sunterlib-0.5/sunterlib.scm -lel scx/load.scm -o xlib -o rendezvous-channels -o threads -o srfi-1 -o signals -o xft -o xrender -s "$0" "$@"
!#
(define *font-size* 36.0)
@ -114,7 +110,3 @@
(close-display dpy))))
(font-demo)
,exit
EOF

View File

@ -1,10 +1,6 @@
#!/bin/sh
../../scx <<EOF
,batch on
,open xlib rendezvous-channels threads
exec scsh -ll sunterlib-0.5/sunterlib.scm -lel scx/load.scm -o xlib -o rendezvous-channels -o threads -s "$0" "$@"
!#
(define (hello text)
(let* ((dpy (open-display))
@ -65,7 +61,3 @@
(close-display dpy))))
(hello "Hello World!")
,exit
EOF

View File

@ -1,10 +1,6 @@
#!/bin/sh
../../scx <<EOF
,batch on
,open xlib
,batch off
exec scsh -ll sunterlib-0.5/sunterlib.scm -lel scx/load.scm -o xlib -o rendezvous-channels -o threads -s "$0" "$@"
!#
(define (picture point-count)
(let* ((dpy (open-display))
@ -12,43 +8,43 @@
(height 400)
(black (black-pixel dpy))
(white (white-pixel dpy))
(root (display-root-window dpy))
(win (create-window root width height
'background-pixel white
'event-mask '(exposure button-press)))
(gc (create-gcontext win
'background white 'foreground black)))
(map-window win)
(let event-loop ()
(let ((e (next-event dpy)))
(if
(case (event-type e)
((expose) (begin
(clear-window win)
(draw-points win gc point-count 0 0
(/ width 2) (/ height 2))
(draw-poly-text win gc 10 10 "Click a button to exit"
'1-byte)
#f))
(else #t))
#t
(event-loop))))
(root (default-root-window dpy))
(win (create-simple-window dpy root 0 0 width height 1 black white))
(gc (create-gc dpy win
(make-gc-value-alist (background white)
(foreground black)))))
(init-sync-x-events dpy)
(map-window dpy win)
(call-with-event-channel
dpy win (event-mask exposure button-press)
(lambda (channel)
(let loop ()
(if
(let ((e (receive channel)))
(cond
((expose-event? e)
(clear-window dpy win)
(draw-points dpy win gc point-count 0 0
(/ width 2) (/ height 2))
(draw-image-string dpy win gc 10 10 "Click a button to exit"))
(else #f)))
(loop)))))
(close-display dpy)))
(define (draw-points win gc count x y hw hh)
(define (draw-points dpy win gc count x y hw hh)
(if (zero? (modulo count 100))
(display-flush-output (window-display win)))
(display-flush dpy))
(if (not (zero? count))
(let ((xf (floor (* (+ 1.2 x) hw ))) ; These lines center the picture
(yf (floor (* (+ 0.5 y) hh ))))
(draw-point win gc (cons (inexact->exact xf) (inexact->exact yf)))
(draw-points win gc (- count 1)
(- (* y (+ 1 (sin (* 0.7 x)))) (* 1.2 (sqrt (abs x))))
(draw-point dpy win gc (inexact->exact xf) (inexact->exact yf))
(draw-points dpy win gc
(- count 1)
(- (* y (+ 1 (sin (* 0.7 x))))
(* 1.2 (sqrt (abs x))))
(- 0.21 x)
hw hh))))
(picture 1000)
,exit
y
EOF

View File

@ -1,73 +1,68 @@
../../scx <<EOF
,batch on
,open xlib
,batch off
#!/bin/sh
exec scsh -ll sunterlib-0.5/sunterlib.scm -lel scx/load.scm -o xlib -o rendezvous-channels -s "$0" "$@"
!#
(define (regions)
(let* ((dpy (open-display))
(cm (display-default-colormap dpy))
(black (black-pixel dpy))
(white (white-pixel dpy))
(blue (alloc-named-color cm 'blue))
(win (create-window (display-root-window dpy) 500 500
'event-mask '(button-press exposure)
'background-pixel white))
(gc (create-gcontext win
'background white
'foreground black))
(rectangles '((10 20 60 60) (50 100 30 30)))
(colors (list black blue))
(regions-alist
(list (cons (union-rectangle-with-region (car rectangles)
(create-region))
"black rectangle")
(cons (union-rectangle-with-region (cadr rectangles)
(create-region))
"blue rectangle")))
(cm (screen:default-colormap (display:default-screen dpy)))
(black (black-pixel dpy))
(white (white-pixel dpy))
(blue (color:pixel (alloc-named-color dpy cm "blue")))
(win (create-simple-window dpy (default-root-window dpy)
0 0 500 500 1
black white))
(gc (create-gc dpy win
(make-gc-value-alist
(background white)
(foreground black))))
(rectangles (list (make-rectangle 10 20 60 60)
(make-rectangle 50 100 30 30)))
(colors (list black blue))
(regions-alist
(map (lambda (rect text)
(cons (union-rect-with-region (rectangle:x rect)
(rectangle:y rect)
(rectangle:width rect)
(rectangle:height rect)
(create-region))
text))
rectangles
'("black rectangle" "blue rectangle"))))
(handle-event
(lambda (e)
(let ((args (event-args e))
(type (event-type e)))
(case type
;; Zeichnen...
((expose) (begin
(for-each (lambda (rect color)
(set-gcontext-foreground! gc color)
(fill-rectangle win gc rect))
rectangles colors)
#t))
;; Hit-Tests
((button-press)
(let* ((x (cdr (assq 'x args)))
(y (cdr (assq 'y args)))
(rs (filter (lambda (r-n)
(point-in-region? (car r-n)
x y))
regions-alist)))
(for-each (lambda (region-name)
(display "You clicked: ")
(display (cdr region-name))
(newline))
rs)
;; break if none was hit.
(not (null? rs))))
)))))
(map-window dpy win)
(init-sync-x-events dpy)
(map-window win)
(let loop ()
(display-flush-output dpy)
(let ((e (next-event dpy)))
(if (handle-event e)
(loop)
(close-display dpy))))))
(call-with-event-channel
dpy win (event-mask exposure button-press structure-notify)
(lambda (channel)
(let loop ()
(let ((e (receive channel)))
(cond
;; Zeichnen...
((expose-event? e)
(for-each (lambda (rect color)
(set-gc-foreground! dpy gc color)
(fill-rectangles dpy win gc (list rect)))
rectangles colors))
;; Hit-Tests
((button-event? e)
(let* ((x (button-event-x e))
(y (button-event-y e))
(rs (filter (lambda (r-n)
(point-in-region? (car r-n)
x y))
regions-alist)))
(for-each (lambda (region-name)
(display "You clicked: ")
(display (cdr region-name))
(newline))
rs)
;; break if none was hit.
(if (null? rs)
(begin
(close-display dpy)
(exit)))))))
(loop))))))
(regions)
,exit
y
EOF

View File

@ -1,33 +1,35 @@
#!/bin/sh
exec scsh -ll sunterlib-0.5/sunterlib.scm -lel scx/load.scm -o xlib -o rendezvous-channels -s "$0" "$@"
!#
../../scx <<EOF
,batch on
,open xlib
,batch off
(define all-events-mask
(event-mask
key-press key-release button-press button-release enter-window leave-window
pointer-motion pointer-motion-hint button-1-motion button-2-motion
button-3-motion button-4-motion button-5-motion button-motion keymap-state
exposure visibility-change structure-notify resize-redirect
substructure-notify substructure-redirect focus-change property-change
colormap-change owner-grab-button))
(define (scxev)
(let* ((dpy (open-display))
(black (black-pixel dpy))
(white (white-pixel dpy))
(win (create-window (display-default-root-window dpy)
300 200
'event-mask '(all-events)
'background-pixel white))
)
(set-wm-name! win '("scx Event Listener"))
(map-window win)
(let event-loop ()
(display-flush-output dpy)
(let ((e (wait-event dpy)))
(display (event-type e)) (display " Event, Data:\n")
(display (event-args e)) (newline) (newline)
(event-loop))
(close-display dpy))))
(win (create-simple-window dpy (default-root-window dpy) 0 0
300 200 0 black white)))
(set-wm-name! dpy win (string-list->property '("scx Event Listener")))
(map-window dpy win)
(init-sync-x-events dpy)
(call-with-event-channel
dpy win all-events-mask
(lambda (channel)
(let loop ()
(let ((e (receive channel)))
(display (any-event-type e)) (display " on window ")
(display (any-event-window e)) (newline)
(if (not (destroy-window-event? e))
(loop))))))))
(scxev)
,exit
y
EOF