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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 * D0 r" G8 {7 R- c
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是的
% G) f4 m6 ?, v$ a# e0 W3 F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。
, x# c8 S# m7 f" N7 a2 B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 Z+ p0 S) Y7 W) D6 ?
- 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
/ ]- q! p% `: T0 U' M - With ThisDrawing) J a3 H- L% Y5 g" `: @, a/ m
- If .ActiveSpace = acModelSpace Then
: q. t3 k9 m$ J3 E5 a% o - Set Space = .ModelSpace
3 t7 I+ T$ T1 }( L6 M - Else
$ a+ n+ o! K, M - Set Space = .PaperSpace
/ \3 K0 \( t6 d - End If
' |0 m1 q! U4 u6 U Q1 H - Set SS = .SelectionSets.Add("SS" ), q7 Z" C1 a: |! p$ D
- SS.SelectOnScreen
9 S3 s. K! `3 f9 y; V e9 z4 k - If SS.Count > 0 Then
+ o3 b3 r7 ?# v, ^8 [* u/ }4 z B - SS(0).GetBoundingBox MinP, MaxP# Z- l6 Q' @8 v8 V! k
- If SS.Count > 1 Then
: P( Y0 H: b2 c - For I = 1 To SS.Count - 1
; {9 ~# V: ~, W; a- B' T8 L - SS(I).GetBoundingBox E_min, E_max, n3 }6 |5 S$ g2 H* B
- If E_min(0) < MinP(0) Then MinP(0) = E_min(0)
' y! K" q$ ~% k) N - If E_min(1) < MinP(1) Then MinP(1) = E_min(1)/ M) z# }5 k' V' m6 \7 s6 q
- If E_min(2) < MinP(2) Then MinP(2) = E_min(2)4 R X. z9 r* ~! X( K% ~
- If E_max(0) > MaxP(0) Then MaxP(0) = E_max(0)
5 }( C$ S! ~+ D - If E_max(1) > MaxP(1) Then MaxP(1) = E_max(1)
- k; @" H n5 _ - If E_max(2) > MaxP(2) Then MaxP(2) = E_max(2)4 E( X( r/ R. w+ N
- Next+ M3 A/ |2 ~$ R& N: f7 e+ L& M6 l
- End If d9 D9 s8 ?0 O ?
- P1(0) = MaxP(0): P1(1) = MinP(1): P1(2) = MinP(2); b! K+ b5 k6 _7 P9 d4 l5 ^3 Y
- P2(0) = MaxP(0): P2(1) = MaxP(1): P2(2) = MinP(2)" C$ y' s# x' p9 {# P7 p# B
- P3(0) = MinP(0): P3(1) = MaxP(1): P3(2) = MinP(2)% l7 z9 K! U- U1 ?: e; J' k/ D
- P4(0) = MinP(0): P4(1) = MaxP(1): P4(2) = MaxP(2)* U7 d# O6 P1 M$ x7 P+ F
- P5(0) = MinP(0): P5(1) = MinP(1): P5(2) = MaxP(2)
+ Y& Q! E8 Y3 `1 r2 H8 m! T" r9 a - P6(0) = MaxP(0): P6(1) = MinP(1): P6(2) = MaxP(2); W# x3 x' k) A3 ]! Q3 B# |
- C(0) = (MinP(0) + MaxP(0)) / 2: C(1) = (MinP(1) + MaxP(1)) / 2: C(2) = (MinP(2) + MaxP(2)) / 2+ |' X" R) i$ r3 p1 l' u7 X# ]0 p
- With Space7 v- B* t" n# d8 o3 ~- U
- .AddLine MinP, P10 r3 \6 ?" a ~9 P4 S
- .AddLine P1, P2% y# p0 s' `; S. y3 S* O) D
- .AddLine P2, P3
; A/ l3 w4 ^( k9 R - .AddLine P3, MinP
9 v) [) z9 N' U5 t/ n3 S7 j7 Z - .AddLine MinP, P56 g" n; b. j# [6 Y0 |0 G+ ~
- .AddLine P1, P6
' u6 {. r+ Q$ q - .AddLine P2, MaxP2 m1 Q- K( y# I) x& P- o
- .AddLine P3, P4
& X# L* G- E# v9 J; _; | - .AddLine MaxP, P4
' X' R. ~: W _; I - .AddLine P4, P5
7 r, l) E) _# } - .AddLine P5, P60 g" K; O0 i b4 u6 z1 z
- .AddLine P6, MaxP2 f) R+ g& G- q# |8 L
- .AddPoint C
* i: r; Q% v. v$ v7 c - End With5 M" F) b4 Y; ]2 s; `7 n
- End If
5 T/ H- J2 {7 R- s+ t2 M S. O% L - SS.Delete
4 ^& N# X- m% Q9 A0 S) \2 V$ [ - End With
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