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发表于 2009-1-1 22:01:33
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来自： 中国四川成都
;统计图中"线"的总长度,( V- M' T( [4 h8 N4 E0 e/ [. l
运行方法：, n9 f. d w* f" U0 b
先加载tj_line.lsp，然后运行tj_line命令，框选全部图形，回车，
2 a! H6 f- L- g4 ?8 @$ ICAD下面的提示行显示线的总挑数和总长度，或者F2查看！
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(defun c:tj_line (/ p n e e1 e2 l s x1 x2 y1 y2 xx yy ll lll)
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% G! }9 O! e# k/ y: E) W (setq ln 0 lll 0)' Y2 C$ W5 d7 g( @2 I7 d, _
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N* w$ R, [, j8 b* |0 N2 r! @ (setq p (ssget)) ; Select objects/ a9 {4 h0 q) o& y
(if p
+ v8 u, F+ b& P6 u- M7 L9 e (progn ; If any objects selected
- m# O" p4 i1 K a (setq l 0 n (sslength p))! `1 \" O/ U0 s& S, b
(while (< l n) ; For each selected object...4 r6 ] V0 L, J( {0 T, n7 s
(if (= "LINE" (cdr (assoc 0 (setq e (entget (ssname p l))))))
& f' g2 H+ e, I (progn
* r& v# {( w8 e (setq e1 (assoc 10 e) e2 (assoc 11 e))2 ]# W7 X! H, ^. X& F
(setq x1 (cadr e1) y1 (caddr e1))2 e9 P: R# A" J4 }2 s
(setq x2 (cadr e2) y2 (caddr e2)). ] w1 X: p# A
(setq xx (abs (- x2 x1)) yy (abs (- y2 y1)))
% V$ f; _+ z% S% Z* ]# q (setq ll (sqrt (+ (* xx xx) (* yy yy))))) A8 h4 Z: c& G" \( Y& l2 u% ]; Z$ W
(setq lll (+ lll ll)) ( m+ N0 O7 G3 j$ K
(setq ln (+ ln 1))0 K& b0 q/ W# K% p* U
)
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f& c W! ^; N2 t (setq l (1+ l))5 W( y# `# ~: L+ m& S
)
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)
( L% P: T1 m, G6 O* E (print "total line number= ") $ A4 k. j5 {& M* I& K
(princ ln)8 N; r- X0 P# L3 ^$ @, c
(print "total line length= ") * s. q5 ]" O5 k1 s9 ?$ c# X
(princ lll) 9 t" G4 q5 F7 E; W' |) i
(terpri)) W+ T# x7 i, L: d* a
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