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Keyboard-controlled sprite

This commit is contained in:
Tony Garnock-Jones 2015-09-08 20:23:02 -04:00
parent 7f06f3ceee
commit 6bd6eecf0e
1 changed files with 14 additions and 0 deletions
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14
prospect-gl/examples/basic.rkt
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@ -20,6 +20,20 @@
(sub (window ? ?) #:meta-level 1)
;; (assert 'fullscreen #:meta-level 1)
)
(let ((move-to (lambda (x y)
(transition (list x y)
(update-sprites (simple-sprite 0 x y 10 10 (rectangle 1 1 "solid" "blue")))))))
(spawn (lambda (e s)
(match-define (list x y) s)
(match e
[(message (at-meta (key-event 'left _))) (move-to (- x 2) y)]
[(message (at-meta (key-event 'right _))) (move-to (+ x 2) y)]
[(message (at-meta (key-event 'up _))) (move-to x (- y 2))]
[(message (at-meta (key-event 'down _))) (move-to x (+ y 2))]
[_ #f]))
(list 100 100)
(update-sprites (simple-sprite -0.5 100 100 10 10 (rectangle 1 1 "solid" "blue")))
(sub (key-event ? ?) #:meta-level 1)))
(spawn (lambda (e s) #f)
(void)
(update-sprites (simple-sprite 0 50 50 50 50 (circle 50 "solid" "orange"))