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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
# T* o. O( M+ j& ~4 T K$ D# \0 ~! {
是的4 v/ g, ?5 r# ^% x8 e1 e( G+ I! n
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。
% ~" `& I# g K# t- N% G# ^+ O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, _
6 ?3 M! i! x4 m" L2 d* I - 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
; F y" m; R; x* u: R0 { - With ThisDrawing
' z' Y! W0 c. t4 Q* z - If .ActiveSpace = acModelSpace Then( ^7 ]$ h2 k* V
- Set Space = .ModelSpace' {% w8 _* D% D& r! E9 y
- Else
) {7 T+ Z R+ h4 U5 g, F/ z7 ? - Set Space = .PaperSpace' T/ i5 K" p0 l3 |
- End If7 i5 l. ]6 b, x, |
- Set SS = .SelectionSets.Add("SS" )* P2 z( T* c# ]5 c/ v" E9 G4 c4 Y: P
- SS.SelectOnScreen0 N9 C8 J9 V# {4 e6 `
- If SS.Count > 0 Then
; l" y8 K, f8 W - SS(0).GetBoundingBox MinP, MaxP
. @0 r1 s. L6 h9 l! S Z$ A) d - If SS.Count > 1 Then
& J/ G0 |# x. [: Y - For I = 1 To SS.Count - 1
; b& h6 d- Q- F) n - SS(I).GetBoundingBox E_min, E_max
) c9 y' K, K) ]6 W/ } - If E_min(0) < MinP(0) Then MinP(0) = E_min(0)
0 Q9 o% y/ Z7 x. j' B! ^- I3 E - If E_min(1) < MinP(1) Then MinP(1) = E_min(1), J7 _" C1 x8 [: [; {1 b5 L" M
- If E_min(2) < MinP(2) Then MinP(2) = E_min(2)
; i3 Z6 P9 T! a' ]& S - If E_max(0) > MaxP(0) Then MaxP(0) = E_max(0) Q i3 @ N, g+ x3 ?8 A
- If E_max(1) > MaxP(1) Then MaxP(1) = E_max(1)
" J. M3 O( `. B- t2 F - If E_max(2) > MaxP(2) Then MaxP(2) = E_max(2)
# w8 y1 L- P3 O7 b3 c) O* ` - Next
7 A9 {8 `: O" `! n2 _ - End If! t$ i* ^/ |# b4 e: X" I
- P1(0) = MaxP(0): P1(1) = MinP(1): P1(2) = MinP(2)3 G" l0 ^3 {$ U P8 G" t, W) ~" d
- P2(0) = MaxP(0): P2(1) = MaxP(1): P2(2) = MinP(2)
7 g( v- J3 M' d1 Y! }8 N - P3(0) = MinP(0): P3(1) = MaxP(1): P3(2) = MinP(2)" o, m3 ^( X5 A8 t& q
- P4(0) = MinP(0): P4(1) = MaxP(1): P4(2) = MaxP(2)
5 K0 c' j% g$ X- t0 H/ e - P5(0) = MinP(0): P5(1) = MinP(1): P5(2) = MaxP(2)
+ ^3 E3 `: H7 Z# v - P6(0) = MaxP(0): P6(1) = MinP(1): P6(2) = MaxP(2); r$ q0 D7 [" h4 a y( o
- C(0) = (MinP(0) + MaxP(0)) / 2: C(1) = (MinP(1) + MaxP(1)) / 2: C(2) = (MinP(2) + MaxP(2)) / 2
. A( v/ G! N, X1 G0 t - With Space [6 p# F) |3 [7 y
- .AddLine MinP, P1: e- W6 v. F R% Y& z* h
- .AddLine P1, P2
' [$ d; K0 U, d - .AddLine P2, P3; V0 i; [ Q2 c% t# |) i4 n" P
- .AddLine P3, MinP& H _9 v9 V; L$ G4 }2 S1 @
- .AddLine MinP, P5
* J( ~0 Y2 K8 Z+ u - .AddLine P1, P64 u% L% S3 }$ V. w4 u2 H
- .AddLine P2, MaxP+ f" ?1 j. V( ?6 T% }9 j" T% K
- .AddLine P3, P4
9 P* Y1 _- q! C+ x* ~1 f - .AddLine MaxP, P4
5 |$ B" x1 L* e1 L# t- } - .AddLine P4, P5
" f2 O! u, B% j! P# ^: E( W - .AddLine P5, P6 D0 i* l/ u, ^0 }9 @
- .AddLine P6, MaxP6 `9 G' U- v; [) b
- .AddPoint C% ^: }; @, B" w, I. Y5 {
- End With
% s- R: |- @' a7 H. x" ?6 w - End If
+ j" t' E2 ^- U' A E% K1 w+ S; j - SS.Delete, x+ Q+ J% U. O' X" @0 `% I
- End With
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