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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
$ ?, F, J$ @( Z3 ?" c7 `- O2 j2 S5 T7 u' U9 k- J# _; p. g
是的. R: b3 G3 s# C5 K" S% R
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。 0 H. i7 R4 }, p: ~ V5 \ N
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 T1 g( O9 n1 G. G, t: a! V1 Z - 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
, P( o. x' C- `; |3 d" {* W - With ThisDrawing+ U+ u, G w; E. U# R+ ]
- If .ActiveSpace = acModelSpace Then# R7 [7 V/ H4 s: C# q
- Set Space = .ModelSpace& N" M. r: U; p2 p
- Else! {, G' T! ^3 ]' v# R
- Set Space = .PaperSpace
+ R) O$ E& c& e* b4 G4 ~% d w - End If8 k/ W" v% R) l0 ~5 f8 _) h+ T
- Set SS = .SelectionSets.Add("SS" )
( P+ }" k4 y# Q4 K - SS.SelectOnScreen! ?$ ~2 y) t# h) X1 H8 }
- If SS.Count > 0 Then
- h$ u6 d- O4 ]3 L7 v - SS(0).GetBoundingBox MinP, MaxP0 ~2 r6 d& _ h" g
- If SS.Count > 1 Then6 p- n# y# i! z: T( X4 t" |
- For I = 1 To SS.Count - 1
, Z3 _: ~7 p" m2 \) Z - SS(I).GetBoundingBox E_min, E_max
& V) o; F! V+ o! g8 l* V0 C0 m3 l - If E_min(0) < MinP(0) Then MinP(0) = E_min(0)
5 @) k% D2 R6 { J6 _- g/ ^% x/ S - If E_min(1) < MinP(1) Then MinP(1) = E_min(1)
: Z6 k) v0 d$ l! R( W# s7 _ - If E_min(2) < MinP(2) Then MinP(2) = E_min(2)5 R. N0 J" k2 L2 z: S/ h* k2 n: x
- If E_max(0) > MaxP(0) Then MaxP(0) = E_max(0)% U$ F5 G1 L2 T' G* i _/ _
- If E_max(1) > MaxP(1) Then MaxP(1) = E_max(1)
# I" g' a' t% F* P, k e - If E_max(2) > MaxP(2) Then MaxP(2) = E_max(2)
6 O4 l3 T+ W) B- k+ k; c - Next
9 _( d n6 M8 l6 E) G, W - End If, U/ ~4 p- l) o$ P% X) `) Y
- P1(0) = MaxP(0): P1(1) = MinP(1): P1(2) = MinP(2)
- E/ {! A9 c+ ~+ n$ ^8 i4 ~6 ~: P3 X - P2(0) = MaxP(0): P2(1) = MaxP(1): P2(2) = MinP(2)' I+ E! h. f; M6 {+ [) T
- P3(0) = MinP(0): P3(1) = MaxP(1): P3(2) = MinP(2)
: f1 A6 {) O9 j5 U" J7 l - P4(0) = MinP(0): P4(1) = MaxP(1): P4(2) = MaxP(2)
# `% z$ q* m7 [/ I) s4 N - P5(0) = MinP(0): P5(1) = MinP(1): P5(2) = MaxP(2)5 D# \) A: e# U+ ]& \/ W* o+ Q
- P6(0) = MaxP(0): P6(1) = MinP(1): P6(2) = MaxP(2)/ L" y$ N& m! ^: w5 d2 }- u
- C(0) = (MinP(0) + MaxP(0)) / 2: C(1) = (MinP(1) + MaxP(1)) / 2: C(2) = (MinP(2) + MaxP(2)) / 2" ?0 K) R! ]; ^9 m: t
- With Space" N3 ^0 ?, M6 K' A
- .AddLine MinP, P1
1 F, |2 F6 v! U9 U. r2 J - .AddLine P1, P23 Y7 G- A+ O7 n6 }0 {2 U6 @& u4 ]
- .AddLine P2, P3! w' f# F" j6 r) X6 X t
- .AddLine P3, MinP! M; W! q. Q" b' ~7 u7 B/ E
- .AddLine MinP, P5
% b- V: B- J+ s) f5 b, H - .AddLine P1, P6/ L# O! L( H& ?* v4 e. ?
- .AddLine P2, MaxP! D b: W8 h0 E4 t
- .AddLine P3, P4
- F! c; [ {, y - .AddLine MaxP, P4
! f" i; G! ?) h, u$ S, | - .AddLine P4, P5
; z+ p) _$ f, Q0 t* G - .AddLine P5, P6
: h1 W$ }2 u" @* d2 } - .AddLine P6, MaxP: N+ U3 p8 R3 l! l
- .AddPoint C
4 |' E0 i* y+ {; q& f% S0 V; R - End With% ^ A1 m, a2 y0 \) o& z6 Q8 I
- End If
4 v' y$ Z$ p; E3 D3 r1 Z- Z - SS.Delete' V' E2 ~1 B* O# k. @, S7 u
- End With
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