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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& [! r' t, N) b3 C
运行方法：; ~ q8 }. e' c" E2 U% s8 f* q
先加载tj_line.lsp，然后运行tj_line命令，框选全部图形，回车，
3 p0 B) U! k7 r0 |* w" iCAD下面的提示行显示线的总挑数和总长度，或者F2查看！) e+ O% F# Z! z8 C- m9 N
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(defun c:tj_line (/ p n e e1 e2 l s x1 x2 y1 y2 xx yy ll lll)- d3 T, X# f! B+ V- {. i. m4 M
1 r3 b9 x) Y; Q" S# m (setq ln 0 lll 0); p$ _8 P; H( m* p. D; f
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1 y; P( z0 i, [6 A1 @' B6 O (setq p (ssget)) ; Select objects
0 k* |: ]% V+ K( y9 |" E (if p 5 w1 ^1 o9 x* K. v# w6 T- L
(progn ; If any objects selected3 C7 A6 G6 g, b$ k
(setq l 0 n (sslength p))2 ^) b$ g( ~( J9 O4 O- G/ f. a
(while (< l n) ; For each selected object...- ~9 @" k) B5 ?0 b" l# r* v C
(if (= "LINE" (cdr (assoc 0 (setq e (entget (ssname p l))))))4 V! m7 ~" M1 Z: Q9 k4 Q( N; Z+ i5 w
(progn8 d' m2 H$ y7 C7 ]" r
(setq e1 (assoc 10 e) e2 (assoc 11 e))4 w% n% ~! i( O0 @. k. @
(setq x1 (cadr e1) y1 (caddr e1))
4 r" \' _5 G5 I$ ~ (setq x2 (cadr e2) y2 (caddr e2))
# }# M* h n2 [ (setq xx (abs (- x2 x1)) yy (abs (- y2 y1)))
* \6 m0 X- B8 n" \+ Q0 h (setq ll (sqrt (+ (* xx xx) (* yy yy))))
" ]+ ^- S* R R9 \; J* k* ~3 B (setq lll (+ lll ll))
$ d8 [, U/ w5 ?) u/ V# i1 ]5 W (setq ln (+ ln 1))) l5 x* R! s9 Z$ G8 ^8 K5 J
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)
) \( C8 j& g# h% o1 l (setq l (1+ l))
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(print "total line number= ") - x- g7 P- y, m+ P5 D2 U
(princ ln)6 R* b: [* ]( U! Q& |* V
(print "total line length= ") # N0 ]! Y2 V' z2 ?0 h1 j
(princ lll) & I2 x9 D3 g6 e( b3 a6 i
(terpri)
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