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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 r7 x( A$ t6 Y1 ?' L, J+ M8 ~- t8 D# y) i) p" i' W
是的1 D E, P8 v+ v( a3 b( K1 @ a4 }, g
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。
3 F& S2 x# H6 d) V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, _0 ^5 @2 m6 Q" s" U; }7 |
- 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 Integer5 k. U/ G+ O2 `- }3 M, U( T
- With ThisDrawing
1 a: I; E: a0 s - If .ActiveSpace = acModelSpace Then# Q& h" [% {. u
- Set Space = .ModelSpace+ V+ I6 a0 ?' N: N, G# }
- Else
- {$ k( s! k* P' N, g7 h, l - Set Space = .PaperSpace
8 }9 Y: ^3 R2 X; ~+ {) O7 ~7 |: p6 @# [ - End If9 w8 x& X4 R" w. f8 R( P* T
- Set SS = .SelectionSets.Add("SS" )
6 Y; ]( ~- n+ K) z; ?3 l - SS.SelectOnScreen2 G# @! x4 Q1 E1 i! b2 S. T; T6 z
- If SS.Count > 0 Then
$ N9 G/ k6 N# a# z7 m - SS(0).GetBoundingBox MinP, MaxP/ u2 i* Q9 [5 H- X3 i
- If SS.Count > 1 Then: L/ ^* p1 r# r: ?: S/ R: _ E
- For I = 1 To SS.Count - 1
( X. L8 N8 k: z' {7 @/ L2 E& t - SS(I).GetBoundingBox E_min, E_max
% B8 g! P, N" v - If E_min(0) < MinP(0) Then MinP(0) = E_min(0)
7 R0 X* G, a) @. Y' |9 [ - If E_min(1) < MinP(1) Then MinP(1) = E_min(1)
0 {6 G/ {: a/ ?3 ^# Y - If E_min(2) < MinP(2) Then MinP(2) = E_min(2)
, ^6 p" q, k) t, s - If E_max(0) > MaxP(0) Then MaxP(0) = E_max(0)& _3 @. p% M* _' \$ P( G! H
- If E_max(1) > MaxP(1) Then MaxP(1) = E_max(1)
/ \% C& }! s l5 | - If E_max(2) > MaxP(2) Then MaxP(2) = E_max(2)- A+ T' {7 S; ~! A
- Next; P5 ~- `4 r8 `% y
- End If
# e C& b! j% }7 o7 k! d" w6 N - P1(0) = MaxP(0): P1(1) = MinP(1): P1(2) = MinP(2), _0 y E8 w; b0 M x* J5 e' W" ^
- P2(0) = MaxP(0): P2(1) = MaxP(1): P2(2) = MinP(2)) f4 D. j# }2 K- i
- P3(0) = MinP(0): P3(1) = MaxP(1): P3(2) = MinP(2)
( a6 ^: [4 S; e; R - P4(0) = MinP(0): P4(1) = MaxP(1): P4(2) = MaxP(2)3 Y. [6 C- h8 B% P$ f. x
- P5(0) = MinP(0): P5(1) = MinP(1): P5(2) = MaxP(2): E# f* r# m9 R( w3 I' t( I
- P6(0) = MaxP(0): P6(1) = MinP(1): P6(2) = MaxP(2)
9 c; |* u2 g$ c# m - C(0) = (MinP(0) + MaxP(0)) / 2: C(1) = (MinP(1) + MaxP(1)) / 2: C(2) = (MinP(2) + MaxP(2)) / 2
! U4 B# V- `. g! d3 X: j8 Q( s - With Space
$ a0 |, y Y4 y! u$ ~ - .AddLine MinP, P1
) f5 U, x, o" H9 J - .AddLine P1, P2, `: c* ]; y) f: |" a$ G: ]
- .AddLine P2, P34 h2 e. |7 G C8 `; V6 [$ u: \
- .AddLine P3, MinP' \4 U( C1 c$ K/ S4 r
- .AddLine MinP, P5
8 W' Y, D5 w5 B9 z) w5 y( h - .AddLine P1, P6
5 r6 z _2 {3 }% W; E$ n% N% H( { - .AddLine P2, MaxP
% \ h' v* D: d) r - .AddLine P3, P4
" V, t% ~- z. M, [ - .AddLine MaxP, P46 J/ T. m5 s$ d* T r& L' C
- .AddLine P4, P5
& R3 o6 l9 b. |6 n0 S# {. t - .AddLine P5, P6( H8 G, ]! s. h5 o* ~
- .AddLine P6, MaxP+ e9 I, L, t8 l8 ?& c
- .AddPoint C
7 @( d# B: V% Y - End With' ~$ _' j7 y$ H9 _3 B, i% [
- End If
Q8 x2 s; F) U# S- O& K - SS.Delete$ u! F6 T" O- q( U; ]
- End With
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