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用vba实现连续旋转复制 + y* a5 A$ e. i: v- A3 W, b( k
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程序清单：
J- r! F' u) @* g9 C4 ]Sub copyAndRotate()
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Dim ssetObj As AcadSelectionSet, C& \, V( L; r8 q x
Dim ent As AcadEntity
" a; O: v: q7 P. ~2 s; xDim i As Integer
3 f6 s6 S4 f% g5 Q2 xDim n As Integer
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1 v+ v, ]6 F. @# Q6 c'新建选择集( K$ g k3 ^+ Z5 c3 S# G
On Error Resume Next
5 M3 C8 r: r4 gThisDrawing.SelectionSets("New_SelectionSet").Delete# K$ D# ?2 X+ v/ S7 _
Set ssetObj = ThisDrawing.SelectionSets.Add("New_SelectionSet")
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; D/ e5 l; f, v6 H* I'检查选择集是否为空，是则退出程序
' j& v5 B9 s1 X; ]/ f/ l8 QssetObj.SelectOnScreen" I5 a- {' \0 g( h, C8 {
n = ThisDrawing.SelectionSets("New_SelectionSet").Count+ k2 A- s/ s. }# n: Z- Z# b8 D
If n = 0 Then! t/ \' e; r, G8 L, n7 f4 T0 X+ H
Exit Sub7 t% v$ i3 Q- Q4 W4 i4 w/ B
End If( G1 w; B m8 H- D1 z' O
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6 n+ j8 [ v: s& |. i" s9 w- l3 ^'确定目标点: |) M- p! U8 N( t
Dim p1 As Variant
2 R# s; X0 d' yDim p2 As Variant6 V& r% ]; M4 N1 C8 g
Dim k As Double
' V6 C: G7 D9 e$ E- R1 ]( `* I5 |Dim angle1 As Double
9 h1 J8 X, v& d9 I7 r2 GDim angle2 As Double7 V7 ~9 |9 f1 I- X/ \0 C
Dim angle As Double& T" u- w$ X( J" f+ V! S: Z2 T% t
p1 = ThisDrawing.Utility.GetPoint(, "请选择旋转中心:")
% X& H! W5 e$ X, Np2 = ThisDrawing.Utility.GetPoint(p1, "请选择基点:")- I( ]" a9 b/ n5 E+ A
k = (p2(1) - p1(1)) / (p2(0) - p1(0))+ G1 w) C9 Q# Z1 n' }
'MsgBox "k=" & k
0 c, s6 J) o& f9 f'除数为零，k＝无穷大
3 K6 D$ R: M) O7 Q- WIf Err = 11 Then
/ _ Y8 ^. F6 @- p+ H/ CIf p2(1) < p1(1) Then1 a. U0 ~8 J' Y _8 N. H2 D: J7 P0 l
angle1 = 1.5 * 3.14159265358979
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angle1 = 0.5 * 3.141592653589797 l5 s, m" j/ F. o# Y
End If
; o/ ^7 t; a& W9 yEnd If
6 H' x3 S |; l" N% x' L, L7 Aangle1 = Atn(k)
4 k8 D; A7 @& n, V0 Z2 u+ d'p2在第二、三象限
$ ?; }" S) }2 s1 e% FIf p2(0) < p1(0) Then
6 _ `2 f% u; xangle1 = angle1 + 3.14159265358979
* H0 G9 g% p/ \2 l; qEnd If; f) U! y! Q4 c! S5 z9 L2 C
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Dim icount As Integer& v( R8 Y' ^9 m- d9 j: _
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While incount < 1000
1 U5 [4 u$ z' ^/ ]( V+ [; U& N'如果异常发生，退出程序3 D2 m; g6 S; i" g
If Err <> 0 Then; [4 g; D: _, q Z; M5 |
Exit Sub4 D0 O$ x4 U& V
Else
# l4 V! Z- x' N. S0 |1 pp2 = ThisDrawing.Utility.GetPoint(p1, "请选择目标点:")
' f. z6 t v2 s3 Jk = (p2(1) - p1(1)) / (p2(0) - p1(0)), w( e% R% e; m
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'除数为零，k＝无穷大4 K" s& b* V6 Y' ^$ `' H% N
If Err = 11 Then
7 l' F2 i$ P4 h* zIf p2(1) < p1(1) Then/ Z0 X2 [, i5 g( y j
angle2 = 1.5 * 3.14159265358979
% j `" _# O. T# `5 E6 ]Else
( V% I3 v- S1 {3 s$ fangle2 = 0.5 * 3.14159265358979. v, \% m$ {! h( x1 D$ f
End If
! o- d( ^4 X& v5 oEnd If
7 s' H! G. f2 l9 hangle2 = Atn(k)
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If p2(0) < p1(0) Then$ v; @( ~8 j3 _/ c, X/ I% z# F8 E
angle2 = angle2 + 3.14159265358979! P, K4 E7 l+ y% v- ^
End If9 u; i. T0 w8 _) p: S# s
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angle = angle2 - angle1* F7 f2 }7 I+ y/ H
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For i = 0 To n - 1
( O( k+ e" N4 n% I, GSet ent = ssetObj.Item(i).Copy
+ j7 D j6 D$ Z" gent.Rotate p1, angle+ Y' P' r- A* X7 `
Next
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End If
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Wend9 T8 z& [4 i2 s3 s. G5 Y
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End Sub |
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发表于 2006-4-22 19:27
