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发表于 2013-7-22 18:14:26
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来自: 中国江苏常州
本帖最后由 2010caozhiyong 于 2013-7-22 18:29 编辑
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: w: U$ i0 ~ ?8 e- ]非常感谢版主的回复4 I2 }; P; n9 o7 a- B* t
对于我知道应该放弃5个命令的结果,该方案是行得通的,
& N1 [# Z8 G' a但如果我是一个选集,且我也不知道要返回多少个命令的时候,就不适用该办法了。
+ D+ O1 b$ b9 w5 p6 z4 K有没有一个办法,可以把我的程序打一个包,就是一个整体,执行,放弃,都是一步2 n! J1 V. a5 v; U/ S7 \- E+ f
如下面程序
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(defun c:yd (/ s b p0 n0 ss a0 a s0 p00) ( ]4 P. g: t! B8 y' \2 X( L
(setvar "cmdecho" 0)(setq old_osm (getvar "osmode")) (setvar "osmode" 0)7 D; M' B6 I s- K4 H- g. W$ u( z
(setq s (ssget) p1 (list 0 0))! m# ^9 U8 Z6 j! M% r w
(setq s (ssget "p" '((0 . "circle")))0 I1 ~8 w1 ~; h/ i
);新建圆选集) W& F* B, [+ {2 U1 u
(command "copybase" p1 s "") (command "pasteblock" p1)- C& ], h' S R! j7 y4 u
(setq n0 (-(sslength s) 1) a (ssadd))
, I/ `9 k9 o6 b4 i1 N (if (= n0 -1) (exit))2 [2 H) |) n8 M& o+ p
(repeat n0, K! s1 |: r7 A
(setq ss (ssname s 0) p0 (czy_yxd ss) )2 ^# i$ I) U2 {$ R- V+ F2 p3 C# `
(if (/= p0 p00)(progn+ A3 P* U6 j$ }
(command "POINT" p0)5 w1 P6 J* w( t! _: i. n
(setq a0 (entlast) a (ssadd a0 a))' E, h% ?, @* h
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)
o& ?9 N9 k* w0 n4 a (setq p00 p0)
- H1 W& _8 X8 { R (ssdel ss s)(command "erase" ss "")( \, n/ d h$ \; s- l$ u
)
* L# s: J: [- I( D (setq ss (ssname s 0) p0 (czy_yxd ss) )7 L, I# `0 F8 N8 j$ N5 e
(if (/= p0 p00) (progn" S( L, a) b4 ^( |9 e3 n
(command "POINT" p0)4 J1 w; r1 \, ?- U' `; n
(setq a0 (entlast) a (ssadd a0 a))# \* q7 U. X% \ M2 o9 o
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(command "erase" ss "")
) Y1 D" x' x2 _2 l6 @3 S (command "copybase" p0 a "") (command "erase" a "")(command "pasteblock" p0)
% J/ Q3 |" H" \$ d4 i7 ~ (setvar "osmode" old_osm)(setvar "cmdecho" 1)
% Z5 v! q* y" I& ]: i+ s! U (princ): D" A! T' R- X9 u) w, p
);框选圆,并删除圆,在圆心处添加点$ d# k% P" y/ \) Q
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