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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
' `6 C3 H5 C, Y# f
9 A; f! r. P- J是的 c: _+ ^6 F* K ?6 |, Y3 e
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# H( @6 o7 [8 r2 @8 Z" E9 N2 y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, _
. y4 V2 Y5 U0 g/ s# V - 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
' u6 N g1 {$ M$ d" ` - With ThisDrawing
5 K& _) r5 P( S% Y8 a - If .ActiveSpace = acModelSpace Then* f. r) X9 M% ?8 E& p
- Set Space = .ModelSpace. I" L2 C* w- v. a5 s8 ]" w
- Else
7 o Z3 D9 Y2 B: n - Set Space = .PaperSpace
& o( \# y M# M' c) j - End If
/ t1 m0 r6 `. { - Set SS = .SelectionSets.Add("SS" )
# T# T S9 T' v: }! G( {" w! X. s - SS.SelectOnScreen
: z7 k5 o; y8 Q! v3 l8 w8 d( ? - If SS.Count > 0 Then
6 z" C/ s( ~: W T; [8 Z! x - SS(0).GetBoundingBox MinP, MaxP( Y( t" E3 X5 b+ {
- If SS.Count > 1 Then
4 u, T- h. w6 s) Z$ p- h8 N0 [, T - For I = 1 To SS.Count - 1* x; K% C8 q$ W) z
- SS(I).GetBoundingBox E_min, E_max
( h$ S- V" q d F - If E_min(0) < MinP(0) Then MinP(0) = E_min(0); R! t1 }% V" e" n% q1 n
- If E_min(1) < MinP(1) Then MinP(1) = E_min(1)5 J/ ?! T3 O! e# c5 V
- If E_min(2) < MinP(2) Then MinP(2) = E_min(2)! `3 z4 }0 |/ w0 ~# `/ S
- If E_max(0) > MaxP(0) Then MaxP(0) = E_max(0)7 R* u) o) T2 ]4 W; U: P& d- B
- If E_max(1) > MaxP(1) Then MaxP(1) = E_max(1)
# ]$ W g8 g# O8 U& `7 ]+ y - If E_max(2) > MaxP(2) Then MaxP(2) = E_max(2)
1 Q7 w7 ^3 b7 N6 e. C: G0 [ - Next
, O: v7 ^5 x) H/ _ - End If. I) `5 b' I7 p2 e4 i/ ^0 T
- P1(0) = MaxP(0): P1(1) = MinP(1): P1(2) = MinP(2)
2 O' ^: G2 X6 g - P2(0) = MaxP(0): P2(1) = MaxP(1): P2(2) = MinP(2)
3 j: A! j& @- o - P3(0) = MinP(0): P3(1) = MaxP(1): P3(2) = MinP(2)
# g" U/ T2 K2 h5 V# P - P4(0) = MinP(0): P4(1) = MaxP(1): P4(2) = MaxP(2)
% p$ P0 `& w! }* T& F0 i - P5(0) = MinP(0): P5(1) = MinP(1): P5(2) = MaxP(2)* F- ~9 { I. H
- P6(0) = MaxP(0): P6(1) = MinP(1): P6(2) = MaxP(2)
' g# t3 L$ m& O0 g; V& O" W2 c - C(0) = (MinP(0) + MaxP(0)) / 2: C(1) = (MinP(1) + MaxP(1)) / 2: C(2) = (MinP(2) + MaxP(2)) / 2! P& N: l- d$ q! L5 k
- With Space
8 Q( G5 s+ h" A* x/ y - .AddLine MinP, P1. D: t8 h- o- s
- .AddLine P1, P2
4 J2 {: V$ `8 o; Y, |; M4 U! E - .AddLine P2, P3
0 V2 R8 W0 z) Y - .AddLine P3, MinP8 r' n3 k3 h2 u6 H( W: v$ R
- .AddLine MinP, P5" Q+ _+ j1 s5 v V4 e- X7 w3 t) G. {
- .AddLine P1, P6 b3 w' j& e' P/ \% T
- .AddLine P2, MaxP
0 F6 ~6 u5 R D; } - .AddLine P3, P4
( C8 c& t. s8 p' ]; K - .AddLine MaxP, P4; L' J6 a0 ?4 l$ P. x
- .AddLine P4, P55 k# m# C2 ~! D8 [5 ^0 H* P
- .AddLine P5, P6
3 S8 W$ I5 ~5 u4 \. I* i8 Q% t% } - .AddLine P6, MaxP* i! r4 l: G q3 o, z8 `* ]
- .AddPoint C
( R) A+ D8 L) j4 e2 \/ I - End With$ J( r' A; m$ e6 T2 \
- End If" l" @/ x/ g6 {. b0 h. X
- SS.Delete
3 Z; v! t# g' O5 c7 Z3 a - End With
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