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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 0 h% }6 U2 K- [% B
* p6 ~ w M; L! J5 W$ r, J是的( Z- J6 n& E3 w9 ?
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。
# }+ U9 [9 O: \3 j; Z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, _& X8 ^0 S+ p) b, S n! N. |
- 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" i U/ }- }1 E6 }5 B) n
- With ThisDrawing, x$ ]* i* j) `2 ]* f& `
- If .ActiveSpace = acModelSpace Then, o+ f; W- n0 w) J
- Set Space = .ModelSpace
6 m% G0 E2 D8 _, V' I* b- z - Else9 U6 i5 I k! v1 P6 m
- Set Space = .PaperSpace
. Q; W- l9 J$ w% n& R2 g1 j/ a5 K+ [ - End If
) Y4 j$ K# X6 I* O8 S, z$ x$ R - Set SS = .SelectionSets.Add("SS" )
5 H: o! K+ h& {& B - SS.SelectOnScreen5 B6 h* q. g4 [1 `; z0 Z
- If SS.Count > 0 Then B. s+ p( j3 A. f
- SS(0).GetBoundingBox MinP, MaxP( J9 E5 q: ]* F6 t0 c5 {
- If SS.Count > 1 Then
t3 q" D4 t( ]4 O6 P - For I = 1 To SS.Count - 1
X6 {+ X8 V% z - SS(I).GetBoundingBox E_min, E_max
9 c- L G% o7 { - If E_min(0) < MinP(0) Then MinP(0) = E_min(0)
# M5 r: V2 k/ _/ p* @5 q0 a: G - If E_min(1) < MinP(1) Then MinP(1) = E_min(1)/ F6 ]3 t- ] N1 N6 p
- If E_min(2) < MinP(2) Then MinP(2) = E_min(2)7 I3 _: d. G. ?% _( o5 z* b0 K
- If E_max(0) > MaxP(0) Then MaxP(0) = E_max(0)3 @" T9 a' q, _& G2 o
- If E_max(1) > MaxP(1) Then MaxP(1) = E_max(1)2 T; D& \* f1 }: U1 C" N) p/ b& V/ K2 }
- If E_max(2) > MaxP(2) Then MaxP(2) = E_max(2)1 R$ h4 e# E$ p& k- L" [
- Next4 o4 x {, N% U; e
- End If0 n7 b* y) G$ c+ z# `3 W/ h
- P1(0) = MaxP(0): P1(1) = MinP(1): P1(2) = MinP(2), d) [6 Q7 m7 ?% s% q" H1 y
- P2(0) = MaxP(0): P2(1) = MaxP(1): P2(2) = MinP(2)2 S+ L9 S1 P8 ?( i6 ~% M) o. \
- P3(0) = MinP(0): P3(1) = MaxP(1): P3(2) = MinP(2)
. W3 g- X4 r& u% \ - P4(0) = MinP(0): P4(1) = MaxP(1): P4(2) = MaxP(2)
& ?* F; ]$ J4 M1 e5 }) F - P5(0) = MinP(0): P5(1) = MinP(1): P5(2) = MaxP(2)
4 ?7 C" T4 e5 f* H - P6(0) = MaxP(0): P6(1) = MinP(1): P6(2) = MaxP(2)
" a9 P. ?; M; a8 d8 F - C(0) = (MinP(0) + MaxP(0)) / 2: C(1) = (MinP(1) + MaxP(1)) / 2: C(2) = (MinP(2) + MaxP(2)) / 24 v! f( D% \, V' l) @& r- j( _
- With Space
( U* ?" X3 e j- T - .AddLine MinP, P1
- ]: N6 T' [! u" H: H1 B8 i - .AddLine P1, P2
1 S! N; k( _. p5 \. z' _8 ^ - .AddLine P2, P3
5 M% Z: C# e& h/ [ - .AddLine P3, MinP
( ^$ d) |- Z- \ s6 H - .AddLine MinP, P5$ K0 X! W h* K) w. d
- .AddLine P1, P6
* G& Z# t( T/ k# j - .AddLine P2, MaxP
9 W3 ~& B" t7 z/ B5 s- j5 ~ - .AddLine P3, P4
1 F' o/ Q& O0 A - .AddLine MaxP, P49 H% t2 }; i/ [
- .AddLine P4, P5. W2 B+ t2 a- Y2 U6 ?8 p: z
- .AddLine P5, P66 D, B- w* P- L5 K( _
- .AddLine P6, MaxP
. n1 P3 V& Z# G8 O9 Y( d. ] - .AddPoint C
0 k$ L, k: G0 v1 ^8 Y% h8 r4 k - End With
6 y& N+ w) l, @$ }1 X: L - End If/ `, f' W3 z/ s6 S: w# v
- SS.Delete
1 H+ F: ?% A, \0 T - End With
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