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一个小程序....7 }5 Z- y! j' @
) c# D9 _1 ^, s4 V. x) D(Defun Test-A (x / Pts). y) w5 ?3 Z2 d9 k/ ?) ~) E
(setq Dat (entget x)3 S5 U. [, {+ x$ h k
po (cdr (assoc 10 Dat))
3 }9 W6 m1 F8 g l9 m rr (cdr (assoc 40 Dat))
# ]$ L6 B7 t' O) k- v0 k' C i 03 E+ } q( M# _, `! f
)
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(setq pts (cons (polar po (* aa i) rr) pts)
: U2 Q8 H4 V" A0 i3 k i (1+ i)- h% x4 H" ~ O& N9 ^; ? {( n
) )& y H! W9 {0 {
(setq ss2 (ssget "cp" pts)# k4 M) |2 K# R& o- P
mm (- (sslength ss2) 2)
: D$ A# t) [ N# z )
& Y$ y$ R, c! q3 r6 ? (ssdel x ss2)' d3 b. z7 D* E1 i8 q8 ^
(while (setq ex (ssname ss2 mm))
* H4 r, g( ^( a/ b2 c0 q, D! b (entdel ex)5 z2 d9 b: U$ f) a
(setq mm (1- mm))- n9 i! \9 U# P) O
)
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;;; For test only
! Q/ P$ f& @6 y" r$ Z! Q9 P(Defun C:Test (): `' V* E- B8 S- a* l" `
(setq ss (ssget "X" '((0 . "CIRCLE") (62 . 1)))1 {6 l; n1 {$ }% y, V
aa (/ Pi 32)
3 d# |% x1 t( F0 R0 G) S nn (1- (sslength ss))
5 R$ h% Z/ g/ J0 E5 | )
6 B; Z2 ~7 `5 n; a F" Q5 I (while (setq ee (ssname ss nn)); g( J F/ g! W# e
(Test-A ee)
+ M( `$ `$ h# U& l( I4 h (setq nn (1- nn))
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)
# i' R' E" v! \* W6 M( m' D 7 g" \# H0 _% F# F* c7 a/ M0 t& u
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发表于 2009-12-29 09:34
楼主