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- ;
* ]) w, R d, v. |7 U - ;==============================================================================
. n& M% E6 {- M$ |% @1 W* n3 { a - ;功能:计算所有选择对象的总长,可是是非直线。
# i6 m/ [4 r4 ?4 @% Q# c, _1 j" V% ] - ;==============================================================================/ c* [. X& s- G0 K' T" Q7 i
- (defun c:n()
* Y7 b# S8 z/ V7 e# `# C) J1 d - (setq tleng 0)
& r5 x2 ~0 w, L4 Y - (setq s (ssget))
( Z( j9 [* Q% ~ - (setq n (sslength s))
" T5 v b/ e% }3 S: Z4 v' H - (setq index (- n 1))7 C/ Q: S1 q) T6 R$ f
- (repeat n4 V( ]! L3 A6 n
- (vl-load-com)& V# }1 G" B% V9 P9 f5 o
- (setq ent (ssname s index))
" E; S. s s* D$ o6 T - (setq index (- index 1))
# g8 z* N1 F, X: n - (setq curve-obj (vlax-ename->vla-object ent)). w3 H2 D( H" [, p8 E, L+ k1 K
- (setq leng (vlax-curve-getDistAtParam2 s- r. r# Y# j# P( F
- curve-obj
1 P* C% S$ }- E. `$ o - (vlax-curve-getEndParam curve-obj)6 q1 c' ~/ l" P& [0 x$ _: ~4 j
- )
+ v" `9 J* s2 M" b& u - )
" `6 X0 B" U: @8 u$ s2 M* H# N9 ^ - (setq tleng (+ tleng leng))' K% e" b& v3 N# s+ S+ a
- (princ leng)
9 @0 {) g+ ]7 o9 S( H% `. p - (princ "\n")# W$ x' k( \/ w1 Y( P- X
- )2 f' c% K. ^: h7 v: Q9 ^3 ^
- (setq prscreemtext (strcat "\n总共计算" (itoa n) "个对象,总长度为 " (rtos tleng 2 1)))
# A9 _9 b. z0 \( Z3 K5 P - (princ prscreemtext)
5 D, X9 V5 U0 n - (princ)% G) o2 ?) X# L/ ^
- )
复制代码 * I& S; a/ M- }. H
1 B) {7 V4 D6 N0 O- n! y
6 d# q! V% U! R. M- l2 {6 i( z使用方法:将代码另存为la.lsp,然后加载,使用的时候运行命令n,可统计l和pl |
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