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发表于 2008-7-1 22:25:33
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来自： 中国浙江宁波
以画一个正方形为例，然后生成面域：
0 g0 @( M+ y% A(command "line" "0,0" "0,100" ""
8 R. z/ a9 T: O(setq l1 (entlast))1 v. ~3 s. \( K9 g. {+ B; M
(command "line" "0,100" "100,100" "")% a3 W. |5 R$ j: M) V5 X( A' u
(setq l2 (entlast)). |2 A# ?% L8 e
(command "line" "100,100" "100,0" "")
5 ^7 i" @4 u$ X(setq l3 (entlast))- j& F; {8 q. n' o7 k0 A( y
(command "line" "100,0" "0,0" "")
3 `5 S& m) C2 t8 ^- i2 X; C(setq l4 (entlast))* z ~1 \! `+ u. m
(command "region" l1 l2 l3 l4 "")7 ~1 j1 u( A, K: K$ Y4 [7 j
(setq en (entlast))9 r; \- e- `+ J0 y# c6 o ]2 b' q
(entget en)
+ C/ i: t& g3 Z# ]3 t: B: e下面是执行完上面代码后得到的REGION对象的DXF组码，其属性都可以看到了* c6 d# t, ? a, o" A
((-1 . <图元名: 7ef01f98>) (0 . "REGION") (330 . <图元名: 7ef01f28>) (5 . "73") (100
8 c6 E) t4 o/ j1 \5 T- g0 a9 c. "AcDbEntity") (67 . 0) (410 . "Model") (8 . "0") (100 . + I: O1 l& ~& z* \1 G& P
"AcDbModelerGeometry") (70 . 1) (1 . "mnmoo mh m mi ") (1 . "ni
. V9 |5 K" N+ [& M^*+0;:,4 ^*+0\\^[ nh ^LR nmqoqnqfnj QK o ") (1 . "n fqfffffffffffffffj:rooh . F/ N, w1 _0 q; x3 O
n:rono ") (1 . ">,27:>;:- {rn rn _nn mnmqoqnqfnj |") (1 . "=0;& {rn rn {rn {m
& n/ N" ?6 u x0 |+ |- k{rn {rn |") (1 . "3*2/ {rn rn {rn {rn {l {n |") (1 . ",7:33 {rn rn {rn {rn {rn
; o: i* q+ I P+ v6 N{k {rn {m |") (1 . "9><: {rn rn {rn {rn {j {l {rn {i 90-(>-; ;0*=3: 0*+ |") (1
, E/ J2 d' I0 Q' J. "300/ {rn rn {rn {rn {h {k |") (1 . "/3>1:r,*-9><: {rn rn {rn jo jo o o o n n
. g: H( t4 G7 P. u& h4 [o o 90-(>-;@) V V V V |") (1 . "<0:;8: {rn rn {rn {g {f {rn {no - :-,:; {j {rn
8 s8 X: |$ U9 H; q+ b|") (1 . "<0:;8: {rn rn {rn {nn {h {rn {nm -:):-,:; {j {rn |") (1 . "<0:;8: {rn ; \' e% P/ V' H
rn {rn {h {nn {rn {nl -:):-,:; {j {rn |") (1 . ":;8: {rn rn {rn {nk o {nj noo - t# l! K0 X- J' U( n3 b( b$ W
{h {ni 90-(>-; _h *1410(1 |") (1 . "<0:;8: {rn rn {rn {f {g {rn {nh -:):-,:; {j + {, f. r; a# z' `; r' @) D, b
{rn |") (1 . ":;8: {rn rn {rn {ng o {nk noo {g {nf 90-(>-; _h *1410(1 |") (1 . & [& W* R9 E0 \! |1 \5 j# g
":;8: {rn rn {rn {nj o {mo noo {f {mn 90-(>-; _h *1410(1 |") (1 . "):-+:' {rn . D! ^. j! z# y5 r' t
rn {rn {no o {mm |") (1 . "):-+:' {rn rn {rn {no n {ml |") (1 . ",+->687+r<*-): 7 z' u, ]; D0 U% O# y4 }& K
{rn rn {rn o o o o n o V V |") (1 . ":;8: {rn rn {rn {mo o {ng noo {nn {mk
( N# p3 w) b* W; a8 c90-(>-; _h *1410(1 |") (1 . "):-+:' {rn rn {rn {nh n {mj |") (1 .
# m) ]6 ]. P, h& P. k* L9 m",+->687+r<*-): {rn rn {rn noo o o rn o o V V |") (1 . "):-+:' {rn rn {rn {nl n - J @9 v# e+ [5 c7 Z
{mi |") (1 . ",+->687+r<*-): {rn rn {rn o noo o n o o V V |") (1 . "/061+ {rn ( m1 v* k3 V, T, v# }- I
rn {rn o o o |") (1 . "/061+ {rn rn {rn o noo o |") (1 . ",+->687+r<*-): {rn rn + E. {# d8 H5 N7 ]: x
{rn noo noo o o rn o V V |") (1 . "/061+ {rn rn {rn noo o o |") (1 . "/061+ {rn
3 V/ e1 N2 F m- r) Hrn {rn noo noo o |"))
9 J+ r7 [4 O% H2 i, P. x/ S7 k$ s2 Q) M+ z" S( @
[ 本帖最后由 sealive_leafage 于 2008-7-2 22:05 编辑 ] |
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发表于 2008-7-1 09:20:39
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