|
回复 6# oぃ夢ゞ舞風雲ヤ
5 f$ g! n" R$ H5 ^6 b' P
5 S) |+ r4 J9 ^
! E7 |6 a6 r) y5 }. C( W: `4 w; ^" I 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:
, |) X6 ] n0 v# O(defun c:MJ ( / ENT ES I OBJ P0 S SS)
, E, @# C1 ^% H2 z3 t" n @: }# l7 [' Z/ w (vl-load-com)- P; E7 I2 g2 g% h
(command "vscurrent" "C")
; T: ^2 t6 D) q$ j: B (princ "\n ****本程序为求多个封闭区域的面积之和****")
5 w9 m* n) S( N5 \8 O (setq ss (ssadd))
5 ^2 D/ W/ `$ U (while (setq p0 (getpoint"\n拾封闭区域取内部点:<退出>"))
; M7 p( {8 e7 D (COMMAND "._BOUNDARY" "A" "O" "R" "" p0 "")
" Z" B8 `- Q2 K L3 N) ^7 R (ssadd (entlast) ss)" p) {9 F6 C3 W) V2 W
) - t# a/ {$ O$ e- _
(setq i 0 ES 0)
N5 E) F. m1 {, [5 i (repeat (sslength ss)
' ^' A0 i& R% J/ ]7 u/ x1 p (setq ent (ssname ss i))
. V( t# \, t/ W* N( w, N& ?/ e (setq obj (vlax-ename->vla-object ent))$ T; ]4 U% R) |# T& [
(setq s (vla-get-Area obj))
, L3 Z* W% y, x (setq es (+ es s))
5 B! y0 `9 Z0 S' [% Q% I1 k (setq i (1+ i))
* v1 y' v4 ^7 K/ \4 U$ j )2 v% i4 ~) J3 X7 o2 \8 i
(command "erase" (ssget "X" '((0 . "REGION"))) "")4 }0 Y8 \+ J- k1 W1 o. i3 q: W$ M
(command "vscurrent" "2")4 C; x. `6 E* {; l7 R& x: ]" A, q1 I3 m
(princ (strcat "总面积为:" (rtos es)))
: H% ~0 k5 }: w, ^8 Y (princ)! i; H& K4 }( R6 v% z
) |
|