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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 & O# u8 H O" ?$ X
; U. U( M" B/ i. I" D# N是的5 {% X8 Q- l7 b% ]/ B. N1 S. u
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。
' n/ z+ g, u- X. Z% j) s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, _
, d0 K. \' ^, |5 s! U0 _5 g" q - 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: b: J' I0 {6 @) q( E4 P# q
- With ThisDrawing
' B4 S+ J' t* o7 z. b3 c5 h - If .ActiveSpace = acModelSpace Then: v. }0 t4 C9 y; p8 P
- Set Space = .ModelSpace( }! B5 K: ?. e) g8 _
- Else; ~' F1 U2 {8 U3 }0 J* `5 {0 p
- Set Space = .PaperSpace
3 e9 g" F$ O! R3 G! Y( ]" H. T - End If9 ^' m* b7 ]8 |8 u$ F
- Set SS = .SelectionSets.Add("SS" )3 K: B, C9 J) G& z% I
- SS.SelectOnScreen. X- d$ j* p! J) h
- If SS.Count > 0 Then7 K* S. A- k- q, F5 j' B9 ?3 ]
- SS(0).GetBoundingBox MinP, MaxP2 s+ g7 \3 l2 Y4 y
- If SS.Count > 1 Then
5 I7 @) _, {0 a - For I = 1 To SS.Count - 1" \0 n, N k! q V
- SS(I).GetBoundingBox E_min, E_max! O3 }, Z2 C% e& [7 `
- If E_min(0) < MinP(0) Then MinP(0) = E_min(0)( i+ m* U$ g3 Q3 b6 W9 h" b# v
- If E_min(1) < MinP(1) Then MinP(1) = E_min(1)/ Q4 a" K' S- M4 m
- If E_min(2) < MinP(2) Then MinP(2) = E_min(2)
4 _0 F! _1 p A - If E_max(0) > MaxP(0) Then MaxP(0) = E_max(0)
5 [* K- A7 z0 v* l6 R - If E_max(1) > MaxP(1) Then MaxP(1) = E_max(1)
0 C# l0 ^4 l; }4 w% Q8 F - If E_max(2) > MaxP(2) Then MaxP(2) = E_max(2)
7 \0 u* |' ?/ R1 d. W6 ]9 P - Next
6 B9 s% \7 H/ l& @. D- v6 b+ |5 O7 W3 O - End If
: g @0 e# B! a+ k. I2 R - P1(0) = MaxP(0): P1(1) = MinP(1): P1(2) = MinP(2)$ W5 N& q5 a, a8 W( p9 @8 |1 }& @% b
- P2(0) = MaxP(0): P2(1) = MaxP(1): P2(2) = MinP(2)! V7 U7 _( ]9 ~. N
- P3(0) = MinP(0): P3(1) = MaxP(1): P3(2) = MinP(2)$ s1 v7 {& \* v9 ?9 X- D3 h& }
- P4(0) = MinP(0): P4(1) = MaxP(1): P4(2) = MaxP(2)/ ?- h n, W3 D
- P5(0) = MinP(0): P5(1) = MinP(1): P5(2) = MaxP(2)% Y: w# S; Q) V
- P6(0) = MaxP(0): P6(1) = MinP(1): P6(2) = MaxP(2); u& Y: A% z6 e
- C(0) = (MinP(0) + MaxP(0)) / 2: C(1) = (MinP(1) + MaxP(1)) / 2: C(2) = (MinP(2) + MaxP(2)) / 2, e3 X0 V3 A1 x1 o- v
- With Space
' @, j! n5 }9 O - .AddLine MinP, P1
, Y- ] }' t4 B% f% F1 f6 y @+ B# s - .AddLine P1, P23 ^9 L" C# Z6 b a& V, e
- .AddLine P2, P3# K9 C1 D7 B! W$ U% h
- .AddLine P3, MinP3 M) F4 A' B0 t i
- .AddLine MinP, P5+ J( `& t- M$ k6 A2 S7 V
- .AddLine P1, P6" t$ r. H+ I1 d; p$ M
- .AddLine P2, MaxP( W- u3 r5 n( g2 D o- r4 n4 X
- .AddLine P3, P4
$ l: w+ {2 }1 n! V2 m Q# F - .AddLine MaxP, P4; u- I5 A8 J2 t+ T
- .AddLine P4, P5" {& a4 ]$ ^! J7 N
- .AddLine P5, P66 ~% V! I8 }5 L: ~
- .AddLine P6, MaxP
5 p A! T' N4 s, f" x - .AddPoint C
( Q0 k& v1 a3 @! ]6 f/ A9 Z5 _; P9 s - End With: g s1 Z O. k' Z! Q
- End If
v; Q" o1 Y5 T" p' z2 x/ K1 ` - SS.Delete
3 L1 R: i. m5 S% O) A - End With
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