updated for current interface
This commit is contained in:
frese
parent
6abec7c2a1
commit
2298e207a0
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@ -1,10 +1,6 @@
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#!/bin/sh
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../../scx <<EOF
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,batch on
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,open srfi-1 signals xlib xft xrender rendezvous-channels threads
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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 "$0" "$@"
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!#
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(define *font-size* 36.0)
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@ -114,7 +110,3 @@
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(close-display dpy))))
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(font-demo)
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,exit
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EOF
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@ -1,10 +1,6 @@
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#!/bin/sh
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../../scx <<EOF
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,batch on
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,open xlib rendezvous-channels threads
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exec scsh -ll sunterlib-0.5/sunterlib.scm -lel scx/load.scm -o xlib -o rendezvous-channels -o threads -s "$0" "$@"
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!#
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(define (hello text)
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(let* ((dpy (open-display))
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@ -65,7 +61,3 @@
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(close-display dpy))))
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(hello "Hello World!")
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,exit
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EOF
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@ -1,10 +1,6 @@
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#!/bin/sh
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../../scx <<EOF
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,batch on
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,open xlib
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,batch off
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exec scsh -ll sunterlib-0.5/sunterlib.scm -lel scx/load.scm -o xlib -o rendezvous-channels -o threads -s "$0" "$@"
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!#
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(define (picture point-count)
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(let* ((dpy (open-display))
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@ -12,43 +8,43 @@
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(height 400)
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(black (black-pixel dpy))
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(white (white-pixel dpy))
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(root (display-root-window dpy))
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(win (create-window root width height
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'background-pixel white
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'event-mask '(exposure button-press)))
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(gc (create-gcontext win
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'background white 'foreground black)))
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(map-window win)
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(let event-loop ()
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(let ((e (next-event dpy)))
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(root (default-root-window dpy))
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(win (create-simple-window dpy root 0 0 width height 1 black white))
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(gc (create-gc dpy win
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(make-gc-value-alist (background white)
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(foreground black)))))
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(init-sync-x-events dpy)
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(map-window dpy win)
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(call-with-event-channel
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dpy win (event-mask exposure button-press)
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(lambda (channel)
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(let loop ()
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(if
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(case (event-type e)
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((expose) (begin
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(clear-window win)
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(draw-points win gc point-count 0 0
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(let ((e (receive channel)))
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(cond
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((expose-event? e)
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(clear-window dpy win)
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(draw-points dpy win gc point-count 0 0
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(/ width 2) (/ height 2))
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(draw-poly-text win gc 10 10 "Click a button to exit"
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'1-byte)
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#f))
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(else #t))
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#t
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(event-loop))))
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(draw-image-string dpy win gc 10 10 "Click a button to exit"))
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(else #f)))
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(loop)))))
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(close-display dpy)))
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(define (draw-points win gc count x y hw hh)
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(define (draw-points dpy win gc count x y hw hh)
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(if (zero? (modulo count 100))
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(display-flush-output (window-display win)))
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(display-flush dpy))
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(if (not (zero? count))
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(let ((xf (floor (* (+ 1.2 x) hw ))) ; These lines center the picture
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(yf (floor (* (+ 0.5 y) hh ))))
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(draw-point win gc (cons (inexact->exact xf) (inexact->exact yf)))
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(draw-points win gc (- count 1)
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(- (* y (+ 1 (sin (* 0.7 x)))) (* 1.2 (sqrt (abs x))))
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(draw-point dpy win gc (inexact->exact xf) (inexact->exact yf))
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(draw-points dpy win gc
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(- count 1)
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(- (* y (+ 1 (sin (* 0.7 x))))
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(* 1.2 (sqrt (abs x))))
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(- 0.21 x)
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hw hh))))
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(picture 1000)
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,exit
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y
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EOF
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@ -1,48 +1,54 @@
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../../scx <<EOF
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,batch on
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,open xlib
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,batch off
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#!/bin/sh
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exec scsh -ll sunterlib-0.5/sunterlib.scm -lel scx/load.scm -o xlib -o rendezvous-channels -s "$0" "$@"
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!#
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(define (regions)
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(let* ((dpy (open-display))
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(cm (display-default-colormap dpy))
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(cm (screen:default-colormap (display:default-screen dpy)))
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(black (black-pixel dpy))
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(white (white-pixel dpy))
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(blue (alloc-named-color cm 'blue))
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(win (create-window (display-root-window dpy) 500 500
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'event-mask '(button-press exposure)
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'background-pixel white))
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(gc (create-gcontext win
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'background white
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'foreground black))
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(blue (color:pixel (alloc-named-color dpy cm "blue")))
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(win (create-simple-window dpy (default-root-window dpy)
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0 0 500 500 1
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black white))
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(gc (create-gc dpy win
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(make-gc-value-alist
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(background white)
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(foreground black))))
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(rectangles '((10 20 60 60) (50 100 30 30)))
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(rectangles (list (make-rectangle 10 20 60 60)
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(make-rectangle 50 100 30 30)))
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(colors (list black blue))
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(regions-alist
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(list (cons (union-rectangle-with-region (car rectangles)
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(map (lambda (rect text)
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(cons (union-rect-with-region (rectangle:x rect)
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(rectangle:y rect)
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(rectangle:width rect)
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(rectangle:height rect)
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(create-region))
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"black rectangle")
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(cons (union-rectangle-with-region (cadr rectangles)
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(create-region))
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"blue rectangle")))
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text))
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rectangles
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'("black rectangle" "blue rectangle"))))
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(handle-event
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(lambda (e)
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(let ((args (event-args e))
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(type (event-type e)))
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(case type
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(map-window dpy win)
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(init-sync-x-events dpy)
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(call-with-event-channel
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dpy win (event-mask exposure button-press structure-notify)
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(lambda (channel)
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(let loop ()
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(let ((e (receive channel)))
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(cond
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;; Zeichnen...
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((expose) (begin
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((expose-event? e)
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(for-each (lambda (rect color)
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(set-gcontext-foreground! gc color)
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(fill-rectangle win gc rect))
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rectangles colors)
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#t))
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(set-gc-foreground! dpy gc color)
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(fill-rectangles dpy win gc (list rect)))
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rectangles colors))
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;; Hit-Tests
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((button-press)
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(let* ((x (cdr (assq 'x args)))
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(y (cdr (assq 'y args)))
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((button-event? e)
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(let* ((x (button-event-x e))
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(y (button-event-y e))
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(rs (filter (lambda (r-n)
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(point-in-region? (car r-n)
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x y))
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(newline))
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rs)
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;; break if none was hit.
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(not (null? rs))))
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)))))
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(map-window win)
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(let loop ()
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(display-flush-output dpy)
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(let ((e (next-event dpy)))
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(if (handle-event e)
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(loop)
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(close-display dpy))))))
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(if (null? rs)
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(begin
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(close-display dpy)
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(exit)))))))
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(loop))))))
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(regions)
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,exit
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y
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EOF
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@ -1,33 +1,35 @@
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#!/bin/sh
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exec scsh -ll sunterlib-0.5/sunterlib.scm -lel scx/load.scm -o xlib -o rendezvous-channels -s "$0" "$@"
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!#
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../../scx <<EOF
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,batch on
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,open xlib
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,batch off
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(define all-events-mask
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(event-mask
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key-press key-release button-press button-release enter-window leave-window
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pointer-motion pointer-motion-hint button-1-motion button-2-motion
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button-3-motion button-4-motion button-5-motion button-motion keymap-state
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exposure visibility-change structure-notify resize-redirect
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substructure-notify substructure-redirect focus-change property-change
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colormap-change owner-grab-button))
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(define (scxev)
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(let* ((dpy (open-display))
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(black (black-pixel dpy))
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(white (white-pixel dpy))
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(win (create-window (display-default-root-window dpy)
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300 200
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'event-mask '(all-events)
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'background-pixel white))
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)
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(set-wm-name! win '("scx Event Listener"))
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(map-window win)
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(let event-loop ()
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(display-flush-output dpy)
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(let ((e (wait-event dpy)))
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(display (event-type e)) (display " Event, Data:\n")
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(display (event-args e)) (newline) (newline)
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(win (create-simple-window dpy (default-root-window dpy) 0 0
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300 200 0 black white)))
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(event-loop))
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(close-display dpy))))
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(set-wm-name! dpy win (string-list->property '("scx Event Listener")))
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(map-window dpy win)
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(init-sync-x-events dpy)
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(call-with-event-channel
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dpy win all-events-mask
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(lambda (channel)
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(let loop ()
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(let ((e (receive channel)))
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(display (any-event-type e)) (display " on window ")
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(display (any-event-window e)) (newline)
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(if (not (destroy-window-event? e))
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(loop))))))))
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(scxev)
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,exit
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y
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EOF
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