|
楼主 |
发表于 2013-7-22 18:14:26
|
显示全部楼层
本帖最后由 2010caozhiyong 于 2013-7-22 18:29 编辑 , b v8 H9 k, Z6 I# V8 Y
! c D* _, R3 l4 S/ T6 b非常感谢版主的回复8 f0 Q5 {. F( y# w" {5 M
对于我知道应该放弃5个命令的结果,该方案是行得通的,1 F, t8 N( O4 d! R8 ~+ P
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。 m+ Y- j6 p- t& X4 T0 z3 t# E
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# p. C( Q4 ^4 | b# x
如下面程序
4 W: O- n$ A2 @4 Z* V+ w' H+ [4 l$ @5 S$ w
(defun c:yd (/ s b p0 n0 ss a0 a s0 p00) 8 X. i' @9 `( t) [
(setvar "cmdecho" 0)(setq old_osm (getvar "osmode")) (setvar "osmode" 0)
( C: E% N( A; t7 | (setq s (ssget) p1 (list 0 0))5 K+ F5 t; ~2 c8 G6 B
(setq s (ssget "p" '((0 . "circle")))* O2 q- K2 ?& h4 Y
);新建圆选集' r) [7 Q/ U; W; u4 I$ J5 n
(command "copybase" p1 s "") (command "pasteblock" p1)
1 P$ U; m$ K }: Q! B (setq n0 (-(sslength s) 1) a (ssadd)); L* S3 L' k. L+ m- d) F
(if (= n0 -1) (exit))- @* j; z2 O( P; ^/ {
(repeat n01 u% R7 a# G) i( x1 w$ N% S8 ]
(setq ss (ssname s 0) p0 (czy_yxd ss) )- h4 \" n5 g p$ q
(if (/= p0 p00)(progn G# ?' e4 Z3 G/ h
(command "POINT" p0)
9 O8 o: p# i. X (setq a0 (entlast) a (ssadd a0 a))
: m6 n) H9 o5 p1 ^2 D" V )
# F- A( M7 O; [ )- ]3 B2 |# X6 v# e/ l
(setq p00 p0)3 o6 b- x6 V3 {/ e, ]6 j
(ssdel ss s)(command "erase" ss "")3 Q9 S3 M$ b) t5 p! Z
)
/ _/ I8 o+ D8 E (setq ss (ssname s 0) p0 (czy_yxd ss) )
1 |, u, r& Z- `: |- _ (if (/= p0 p00) (progn
6 u7 C$ K" t( d5 X: C; }3 i (command "POINT" p0)
' m0 p; ^0 _, d2 h3 C9 v: x (setq a0 (entlast) a (ssadd a0 a))# _7 r: i% M7 b( r3 H; O; x( u
)
8 K6 w; H! ^+ l: Y/ G+ @) ~9 o )9 N/ |% ^: t0 q/ ?$ C0 c6 r: i
(command "erase" ss "")8 ?" E) X# D! x- K: T: W
(command "copybase" p0 a "") (command "erase" a "")(command "pasteblock" p0)1 s+ B1 T1 h# G& c0 g6 V
(setvar "osmode" old_osm)(setvar "cmdecho" 1)1 N" h: q8 z3 d; y+ s# p
(princ). a& o* Q' W9 p" T
);框选圆,并删除圆,在圆心处添加点
- w/ Z- t3 n. W/ X |
|