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发表于 2004-4-4 08:28:00
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显示全部楼层
; 现在可以画了,问题很多,你慢慢改进吧
(defun falan ()
(new_dialog"fldlg"(load_dialog"falan"))
(ACTION_TILE "R1" "(setq s1 $value)")
(ACTION_TILE "R2" "(setq s2 $value)")
(ACTION_TILE "R3" "(setq s3 $value)")
(ACTION_TILE "n" "(setq n1 $value)")
(ACTION_TILE "x" "(setq x1 $value)")
(ACTION_TILE "y" "(setq y1 $value)")
(if (= 1 (start_dialog))
(progn (setq r3 (atof s1)
r1 (atof s2)
r (atof s3)
n (ATOI n1)
x (atof x1)
y (atof y1)
)
(setq pt (list x y 0.0))
)
)
(setq r2 (/ (+ r1 r3) 2))
(setq pt1 (polar pt (/ pi 2.0) (+ r3 3))
pt2 (polar pt (- (/ pi 2.0)) (+ r3 3))
pt3 (polar pt pi (+ r3 3))
pt4 (polar pt 0.0 (+ r3 3))
)
;绘图指令
;;; (command "ltscale" "10")
;;; (command "layer" "m" "0" "1" "continuous" "0" "c" "green" "0" "")
(command "circle" pt r1)
(command "circle" pt r3)
(command "circle" (polar pt 0 r2) r)
(command "array" (ENTLAST) "" "p" pt n 360 "")
;;; (command "ltscale" "30")
;;; (command "layer" "m" "1" "1" "continuous" "1" "c" "red" "1" "")
(command "circle" pt r2)
(command "line" pt1 pt2 "")
(command "line" pt3 pt4 "")
(command "redraw")
(setq area (* pi (- (* r3 r3) (* r1 r1) (* n r r))))
(PRINC)
)
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