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回复 6# oぃ夢ゞ舞風雲ヤ
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现编一个,你只要左键依次点选封闭区域内部点后回车就出结果了:3 E, H W7 T- f+ N5 d% B
(defun c:MJ ( / ENT ES I OBJ P0 S SS)
- s) J- q& A2 [ (vl-load-com)
9 @8 G1 D8 W9 Z# E# ^ (command "vscurrent" "C")( [6 x4 Z: U/ Z0 ?4 e
(princ "\n ****本程序为求多个封闭区域的面积之和****")
" d) C- a- O/ R" ?/ A0 V (setq ss (ssadd))
7 x9 `9 H7 E; | (while (setq p0 (getpoint"\n拾封闭区域取内部点:<退出>"))
+ L& o! c' f2 z6 A/ m (COMMAND "._BOUNDARY" "A" "O" "R" "" p0 "")
% {* q2 b) a3 \% C (ssadd (entlast) ss)+ ^; S L2 x) |
)
0 h2 X7 J4 k9 H# t- s# _5 O) T (setq i 0 ES 0)
. [( O) G$ I/ M9 g6 e+ z; j (repeat (sslength ss)9 x, |- k1 K% W8 i
(setq ent (ssname ss i))# m+ L' g5 j4 s/ E6 P6 R& K: J
(setq obj (vlax-ename->vla-object ent))
5 d& s9 [/ ?8 d) F2 g; e (setq s (vla-get-Area obj))" E' j# T! u0 M7 k# {& d3 C
(setq es (+ es s))% d- h% ? V F. t; R* M7 \
(setq i (1+ i))# G/ R) y. g: O# [' i5 r
)
# y' ^8 s$ D |5 s- [1 z) h (command "erase" (ssget "X" '((0 . "REGION"))) "")7 j; S3 p; K: h+ x9 r3 U
(command "vscurrent" "2")
3 S0 w+ j9 _" @( p' d$ x (princ (strcat "总面积为:" (rtos es))) , o1 s. i1 y/ U! w$ M
(princ)
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