|
|
回复 6# oぃ夢ゞ舞風雲ヤ % Q p1 P" `% [' c
4 n' A: [' ^+ N; ~. u6 @ L0 ?% `1 ]6 d0 ]
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:
+ q, V, a# E5 B; R(defun c:MJ ( / ENT ES I OBJ P0 S SS)
5 Q! ^2 L7 |3 p/ H (vl-load-com), Z0 r$ m3 s ~- r4 x: U* [
(command "vscurrent" "C"): R; V: h" N% ]
(princ "\n ****本程序为求多个封闭区域的面积之和****")
- r8 z. L+ y- b2 l3 H' n (setq ss (ssadd)); B! _" n( F9 O! B* }1 n8 J& [
(while (setq p0 (getpoint"\n拾封闭区域取内部点:<退出>"))6 p$ q( C& s. M
(COMMAND "._BOUNDARY" "A" "O" "R" "" p0 "")
K" O/ s0 }. e5 Q. a: W. V# M (ssadd (entlast) ss). c, [5 d2 Q; w5 g- q! e1 C( h; Q
)
) C3 {) Z' w0 H( j# I (setq i 0 ES 0)
8 B1 f$ [# Q0 |- C% | (repeat (sslength ss)6 A2 J9 s A& C! Z e" p: \
(setq ent (ssname ss i))
, B1 A/ [/ S$ H (setq obj (vlax-ename->vla-object ent))% V' K/ m5 r: u9 u4 O4 p
(setq s (vla-get-Area obj))( ?3 u4 |: R% g4 [
(setq es (+ es s))
! T0 ?$ _3 W/ b8 q (setq i (1+ i))9 {$ r1 J. y) {, m/ Z
)" _; k7 n3 U8 [0 ?8 J6 N& k. }
(command "erase" (ssget "X" '((0 . "REGION"))) "") k5 V% l* S9 H9 }( V3 G; q+ C
(command "vscurrent" "2")+ s0 I6 R+ F4 u9 V) F) A
(princ (strcat "总面积为:" (rtos es)))
4 [3 n i* Z) _ n2 M f {- V (princ)
* i7 Q% |% ]: Z P7 t) |
|