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一个小程序....' H# ]# l. x. p X% w9 }8 d
, v/ Z6 z% [% Z3 Z' N) o1 ](Defun Test-A (x / Pts)
. G2 z( i; _* Q8 M) a (setq Dat (entget x)
% Z; o+ f9 H7 ?) w) O, ^ po (cdr (assoc 10 Dat))
B2 u3 C |0 Z) V6 v* ?. _' j R rr (cdr (assoc 40 Dat))
# {( z% F8 R" Q) }; Q' M i 0
$ k6 L" [# S% s7 T; `8 v& z$ w )
7 A, N3 K5 X% `+ t- b (repeat 64
' c1 p: Y: X! l6 z% g (setq pts (cons (polar po (* aa i) rr) pts)$ o2 f& e/ b! i6 _
i (1+ i)/ E9 h( f# m1 e' D/ R
) )
0 B. |5 B* s/ _ p# f( v, W- d3 L. i (setq ss2 (ssget "cp" pts)
B" O9 m$ D1 R( C mm (- (sslength ss2) 2)
% a) \; T+ C/ O- o, Y. ~! C )
2 P$ A2 Y" F$ I! z% I! c (ssdel x ss2)
6 v+ ~* R1 A+ B F7 T (while (setq ex (ssname ss2 mm))6 O) u# J( E L5 ?$ ~6 g j c2 Q
(entdel ex)
5 ]/ f; j/ S' M! h+ ~6 | (setq mm (1- mm))5 Y4 \/ [; X& c) S+ D
)
6 t4 Y; `- ]& u' i& n)
( n% W: P9 R b# x8 V8 ?0 h. W( m$ i; R( w
;;; For test only$ l6 F' |. C; v4 _& p5 n5 v: O) f0 q
(Defun C:Test ()
- o9 f" R' R: t3 m (setq ss (ssget "X" '((0 . "CIRCLE") (62 . 1)))
3 ]/ n1 [: @7 f- [) T+ O aa (/ Pi 32)! F8 ], r, j+ {, p' P
nn (1- (sslength ss))( f0 |- R9 o% m* [3 y0 t
)/ {+ q* V( M$ d [, f
(while (setq ee (ssname ss nn))& n" ?/ ~3 j: q
(Test-A ee)
X, {( R5 y7 v8 m; W) i (setq nn (1- nn))
3 E8 B" F+ D) e0 y9 ], w' ] ) . h! c/ m% ]" o1 u; z
) & O2 ]6 L0 N* L3 S% T
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发表于 2009-12-29 09:34
楼主