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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:! Q7 U/ k3 W* X6 H. L+ u
(command "line" "0,0" "0,100" "" 2 i, Y$ h/ Q. h7 S# T' O2 y
(setq l1 (entlast))( b' d* M6 z* ^( x& U8 x& x1 B' {
(command "line" "0,100" "100,100" "")
7 \/ Q6 w$ k: }$ w(setq l2 (entlast))
$ Z+ ?, B- H8 x+ c; ~* z, e(command "line" "100,100" "100,0" "")1 {+ L' L: x1 o
(setq l3 (entlast))
/ e5 x% M1 l% H: j# p( |(command "line" "100,0" "0,0" "")
2 }! d! l' [ X) ^' @& `7 @(setq l4 (entlast))
8 _& |+ b. [" n: X/ i(command "region" l1 l2 l3 l4 "")
8 \ r( P6 z3 o. _) e(setq en (entlast)) ?* r$ K# W4 R5 Z* k5 o- |2 R# D
(entget en)3 E1 r" g! q) ]4 K, p% d- A
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7 K4 c- W: V+ j5 D" g1 Y9 m
((-1 . <图元名: 7ef01f98>) (0 . "REGION") (330 . <图元名: 7ef01f28>) (5 . "73") (100 - w1 l: \5 ~9 x; f5 C5 J
. "AcDbEntity") (67 . 0) (410 . "Model") (8 . "0") (100 . 9 _6 e1 M! Z( F5 r- W
"AcDbModelerGeometry") (70 . 1) (1 . "mnmoo mh m mi ") (1 . "ni
& _5 s( x; m9 j2 m^*+0;:,4 ^*+0\\^[ nh ^LR nmqoqnqfnj QK o ") (1 . "n fqfffffffffffffffj:rooh 2 u2 |' M6 @3 p9 l" y
n:rono ") (1 . ">,27:>;:- {rn rn _nn mnmqoqnqfnj |") (1 . "=0;& {rn rn {rn {m
G/ t$ l; J& a/ a( X, C! r{rn {rn |") (1 . "3*2/ {rn rn {rn {rn {l {n |") (1 . ",7:33 {rn rn {rn {rn {rn
: ^ F+ F' _+ J7 Q; I{k {rn {m |") (1 . "9><: {rn rn {rn {rn {j {l {rn {i 90-(>-; ;0*=3: 0*+ |") (1 $ ]% K: @' f; F% T0 p' `( e
. "300/ {rn rn {rn {rn {h {k |") (1 . "/3>1:r,*-9><: {rn rn {rn jo jo o o o n n $ x6 Q! ?2 K6 T: Z# n K- z; N
o o 90-(>-;@) V V V V |") (1 . "<0:;8: {rn rn {rn {g {f {rn {no - :-,:; {j {rn
# i6 G& @& k7 F l|") (1 . "<0:;8: {rn rn {rn {nn {h {rn {nm -:):-,:; {j {rn |") (1 . "<0:;8: {rn
3 m% O% N" p1 l3 o+ Mrn {rn {h {nn {rn {nl -:):-,:; {j {rn |") (1 . ":;8: {rn rn {rn {nk o {nj noo $ \2 M( _; p5 y+ p0 R
{h {ni 90-(>-; _h *1410(1 |") (1 . "<0:;8: {rn rn {rn {f {g {rn {nh -:):-,:; {j
* p' _7 `' q/ O{rn |") (1 . ":;8: {rn rn {rn {ng o {nk noo {g {nf 90-(>-; _h *1410(1 |") (1 .
) P! t9 ]% w- y% e( Z1 e c":;8: {rn rn {rn {nj o {mo noo {f {mn 90-(>-; _h *1410(1 |") (1 . "):-+:' {rn
. [+ z% i, f( P% rrn {rn {no o {mm |") (1 . "):-+:' {rn rn {rn {no n {ml |") (1 . ",+->687+r<*-): : B# A& R p6 v- w( t3 S
{rn rn {rn o o o o n o V V |") (1 . ":;8: {rn rn {rn {mo o {ng noo {nn {mk
! R3 t' L4 m6 F5 c90-(>-; _h *1410(1 |") (1 . "):-+:' {rn rn {rn {nh n {mj |") (1 . 8 p3 Z6 n6 K; S9 p$ j( A1 A5 o8 ~
",+->687+r<*-): {rn rn {rn noo o o rn o o V V |") (1 . "):-+:' {rn rn {rn {nl n
0 ^( R7 ]4 n+ W: G, H7 ~{mi |") (1 . ",+->687+r<*-): {rn rn {rn o noo o n o o V V |") (1 . "/061+ {rn 2 J) H5 W7 d# @( q% R# ]/ X' H1 _1 f
rn {rn o o o |") (1 . "/061+ {rn rn {rn o noo o |") (1 . ",+->687+r<*-): {rn rn
1 C# V" ?/ W+ P, o- m{rn noo noo o o rn o V V |") (1 . "/061+ {rn rn {rn noo o o |") (1 . "/061+ {rn ) c, l. H7 n- \
rn {rn noo noo o |"))8 o4 O3 {+ d1 w6 c
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[ 本帖最后由 sealive_leafage 于 2008-7-2 22:05 编辑 ] |
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