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- ;+ i/ b7 c* n6 x0 W8 n+ N0 z* s
- ;==============================================================================
, g5 n+ i. F. u, X3 |. z - ;功能:计算所有选择对象的总长,可是是非直线。
. P5 \+ K7 G" b9 U2 S/ m - ;==============================================================================
& Y: X: y: [# F9 Q+ O% J, y7 [ - (defun c:n(): r8 Q" r4 Z& g0 {* }, k0 R
- (setq tleng 0)
) m5 Q5 U6 o& j8 z1 d, q2 a# L - (setq s (ssget))+ e) r; S& U; u0 o# k
- (setq n (sslength s))
( z6 _* n9 U, P: q) x - (setq index (- n 1))1 E$ E7 F5 p5 |/ }- ?& j2 S+ M
- (repeat n
0 k! `) @) b. i8 V U - (vl-load-com). u. c, P3 f# T9 L' [4 \
- (setq ent (ssname s index))
. D3 [7 m8 U# y. a# j7 z0 ? - (setq index (- index 1))
0 Q$ u" b" s9 g - (setq curve-obj (vlax-ename->vla-object ent))7 V' K, f5 @7 g4 s2 u3 g/ b
- (setq leng (vlax-curve-getDistAtParam
8 x+ r) Z5 {7 O2 C/ |& y# q+ s - curve-obj
, v0 M4 J# r- I' V - (vlax-curve-getEndParam curve-obj)
6 a3 M5 y# [- H - )/ f/ Y6 [ a0 E4 U6 K I
- )5 h3 W5 w C4 V
- (setq tleng (+ tleng leng))$ m9 L" C2 g9 [4 w0 m: h
- (princ leng)
( J; K2 P0 e+ ]' V" F/ A - (princ "\n")
/ ?2 I/ }1 q8 ]1 S$ l8 o: T+ P - )
% F1 y' o% U' v$ K% N! i8 `& I; j2 z" ~ - (setq prscreemtext (strcat "\n总共计算" (itoa n) "个对象,总长度为 " (rtos tleng 2 1)))
" Z' y! W1 N; j - (princ prscreemtext)
+ K* {, l5 k) l: M$ u/ G$ z - (princ)
4 t) I) \# q8 P* M% D b( U - )
复制代码 " F5 ?3 P+ [1 Y, D
& j5 E$ j" V I# t3 G9 |. P! r/ r
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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