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- ;
$ Q" G- |: [1 |; ?' S2 O! ~: D% \ - ;==============================================================================# o" b' ~0 N$ d0 S& |/ w
- ;功能:计算所有选择对象的总长,可是是非直线。- b1 s3 T; S& P7 [( S0 Z2 r
- ;==============================================================================
! ^1 ~; i% S- T2 Q+ e - (defun c:n()8 W$ u: y8 U* @% P
- (setq tleng 0)
( V, W5 z* I& X3 ~( i/ `7 E - (setq s (ssget))
; |4 D( j* E0 o! I/ w - (setq n (sslength s))8 q0 }% Z# ?, @/ v X
- (setq index (- n 1))
5 H% D- @4 Y! A' ?0 f$ M" L0 F - (repeat n8 E& C* f' J+ E! m$ v1 C% A" y! @
- (vl-load-com)
* l' O8 h) k7 R, f" n - (setq ent (ssname s index))
) F0 M1 R3 F5 w* T0 I3 T B - (setq index (- index 1))" M: S+ u* d+ A! |% |8 C, o% s
- (setq curve-obj (vlax-ename->vla-object ent))
, L: Q$ i& ?! a: z - (setq leng (vlax-curve-getDistAtParam
# X8 _/ C9 p4 O - curve-obj/ V3 j( B, N8 j
- (vlax-curve-getEndParam curve-obj)! u% |( R: q: j2 G
- )
- I t+ ^2 y4 }$ w4 V# \: R, @ - )
: ~6 r8 M/ t( o; W3 P& V - (setq tleng (+ tleng leng))
) Z% k! [6 ^/ H, V4 L - (princ leng)' {9 Z$ q& A9 ]! U
- (princ "\n")
# X0 P L) Q( N0 f2 ~9 x9 s - )9 |; |' U& j% z8 i* G
- (setq prscreemtext (strcat "\n总共计算" (itoa n) "个对象,总长度为 " (rtos tleng 2 1)))% g" ?, K5 j7 u0 O
- (princ prscreemtext)6 A: [ d9 q+ c+ }
- (princ)
; w. p1 T" C# D2 [/ h - )
复制代码
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9 F% ^( x/ o4 i+ F% r$ l" ^5 V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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