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发表于 2011-7-1 13:59:29
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来自: 中国辽宁
本帖最后由 woaishuijia 于 2011-7-1 14:00 编辑 7 F' f, H$ Y+ _+ V# V
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是的
$ P& f2 D" t' ?. {以后看看能不能找到在cad里面编一个程序来实现这个功能。
* E, g" f$ S- z' @9 r5 T' v$ J, O# P试试下面的代码- Dim Space As AcadBlock, SS As AcadSelectionSet, E As AcadEntity, E_max As Variant, E_min As Variant, MaxP As Variant, MinP As Variant, _
7 J1 b; m& A" r5 x. {$ G$ h - P1(2) As Double, P2(2) As Double, P3(2) As Double, P4(2) As Double, P5(2) As Double, P6(2) As Double, C(2) As Double, I As Integer" `+ D7 W) R4 i$ t* b$ J
- With ThisDrawing. r# ^* c! c4 m9 O8 u) ~3 e
- If .ActiveSpace = acModelSpace Then
! Y# j. r0 n+ H& v9 H - Set Space = .ModelSpace
, B; R4 Q1 r3 V- l' p: T - Else
# u+ r R5 J/ z1 y$ X - Set Space = .PaperSpace1 S) [* i: y3 \% V
- End If
` J! W! P# u$ x6 S" i; k - Set SS = .SelectionSets.Add("SS" )( w/ S; }! K" t O
- SS.SelectOnScreen
: G, |+ c2 K. \. P. D* d2 O$ S - If SS.Count > 0 Then& D1 p& f" N+ `8 G! t2 T L, f
- SS(0).GetBoundingBox MinP, MaxP
: U" e( u. ~- r( s7 d$ P/ B - If SS.Count > 1 Then
6 [3 H2 q; b3 g: g - For I = 1 To SS.Count - 1
5 q9 _: k; f0 O g3 D+ m u - SS(I).GetBoundingBox E_min, E_max
0 X; ]. g( e. A4 _# f! j$ ` - If E_min(0) < MinP(0) Then MinP(0) = E_min(0) ]: H( w. v) E" z3 Z1 I3 O; c- p
- If E_min(1) < MinP(1) Then MinP(1) = E_min(1)
" N* S3 h0 q( s' H% ?0 e - If E_min(2) < MinP(2) Then MinP(2) = E_min(2)9 F3 L" e+ l+ ~
- If E_max(0) > MaxP(0) Then MaxP(0) = E_max(0)" R& k. j" ~, P" Q
- If E_max(1) > MaxP(1) Then MaxP(1) = E_max(1)
( _. V @$ T5 m0 C1 R% h5 i3 a6 k - If E_max(2) > MaxP(2) Then MaxP(2) = E_max(2)/ Q9 H, V ]2 z/ `& z
- Next% D6 K: q2 _7 A2 b, _7 E; m
- End If
7 }# x9 n. b: r! } - P1(0) = MaxP(0): P1(1) = MinP(1): P1(2) = MinP(2), H% b6 B* V4 Q
- P2(0) = MaxP(0): P2(1) = MaxP(1): P2(2) = MinP(2)# e+ l6 t2 r6 i6 F
- P3(0) = MinP(0): P3(1) = MaxP(1): P3(2) = MinP(2)' E# @7 e4 |" q/ X
- P4(0) = MinP(0): P4(1) = MaxP(1): P4(2) = MaxP(2)
# q/ ]# R' B/ r' S7 _ - P5(0) = MinP(0): P5(1) = MinP(1): P5(2) = MaxP(2)
& c4 R" W; c b% z( s$ t5 M. i: p - P6(0) = MaxP(0): P6(1) = MinP(1): P6(2) = MaxP(2)
# H0 M! e8 {1 O' o# C - C(0) = (MinP(0) + MaxP(0)) / 2: C(1) = (MinP(1) + MaxP(1)) / 2: C(2) = (MinP(2) + MaxP(2)) / 2
" Y$ n. V# x. l; i - With Space
$ R( C" `$ s& ^, \8 s/ e% O - .AddLine MinP, P1
2 _0 g8 M3 q4 l, x% `/ w8 W - .AddLine P1, P2( }" e S) J4 `
- .AddLine P2, P3
p" m; H7 w/ `! w, N9 m$ v, L - .AddLine P3, MinP# M$ {6 u- b* f0 S
- .AddLine MinP, P5
/ z- w5 L! d& {$ g5 W6 F - .AddLine P1, P6
# q, ~( g, X1 x$ T, J2 O) q - .AddLine P2, MaxP
: Z8 [6 L3 V: M& `7 ^ - .AddLine P3, P41 j" ^4 Y) v% b% \
- .AddLine MaxP, P4
0 } T5 i1 S1 c1 A9 i- j. Y - .AddLine P4, P5
* y: r7 |+ A$ ? - .AddLine P5, P6
4 A$ A+ g1 I( ] n# {3 ~* A - .AddLine P6, MaxP
@9 |6 ?' }3 a/ A, n7 W - .AddPoint C, {) a9 I* r5 T. \; q
- End With. _2 _4 ~4 q) \' Q8 i3 r
- End If
! ]: P. o2 w, I7 {. B9 T( h - SS.Delete
0 ~0 W% ]) O, f - End With
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