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发表于 2008-12-31 15:36:15
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来自: 中国辽宁营口
用VBA做了一下,请指正:
/ Q% u/ V+ {/ u) R7 e8 W6 {/ z) z( |- Sub A()
( U' p$ `4 V' g; i/ l0 F - Dim P1(2) As Double
9 E4 Y. X3 B- f( ~5 a - Dim C1 As AcadCircle, C2 As AcadCircle, C3 As AcadCircle, C4 As AcadCircle7 i) b) w0 c; V6 Z# Z% z+ W( |
- Dim Cf1 As AcadCircle, Cf2 As AcadCircle
M0 e* _; n8 C2 @6 B - Dim L As AcadLine" c2 g4 m% x" S3 Q$ ~$ `7 Q
- Dim M As Double, N As Double: M; B! f5 z: R! |$ }. e
- Dim r As Double
4 K: Q- l) K) _* F3 {* M - Dim V As Variant( {5 T9 ?% \0 G: Y/ L* |0 @3 B
- With ThisDrawing2 Q+ ]: _7 b1 L1 R# L! W
- Set C1 = .ModelSpace.AddCircle(P1, 20)3 Y$ m+ w4 d$ }) I9 Q/ Q
- Set C2 = C1.Copy
) s* ~, n3 X$ a: }- D! ?3 O - Set C4 = C1.Copy1 v& e1 T8 H: \8 y
- Set C3 = .ModelSpace.AddCircle(P1, 15)
+ f% ]/ c: O3 u6 G6 [6 I4 \/ f - Set Cf1 = .ModelSpace.AddCircle(P1, 40)- d, Y3 M! Q7 b3 z+ C( R
- Set Cf2 = Cf1.Copy
3 `1 |* H; o# P. `7 n/ C9 Q - Set L = .ModelSpace.AddLine(P1, P1)1 q, r1 L7 Z0 }; N
- M = 21: N = 30" E& y1 i9 A$ Y) b9 R
- Do3 A+ f7 h Y0 T! K0 l8 H
- r = (M + N) / 2
8 \& w7 i: V4 W - Cf1.Radius = r$ L" A2 ^" h6 `2 T3 v* W: K
- P1(0) = -r: P1(1) = 0
7 S# n0 Y# F- z - C1.Center = P1
0 w5 e( l, b4 |3 g. E% n - Cf2.Center = P1; Z: N8 a# k( \4 f- O4 L0 f
- P1(0) = r + 5
5 K; t1 {! Z& Y6 J - C3.Center = P1
/ m: R4 {# x6 n3 ?- m' O- q - V = Cf1.IntersectWith(Cf2, acExtendNone)* O2 A# q6 n5 ~/ t, S! w) z
- P1(0) = V(0): P1(1) = V(1): P1(2) = V(2)! s* Z# s8 y5 H' S& ?" s8 M- E
- C2.Center = P1/ c& Y& c' ^$ \5 }8 Z5 D
- L.StartPoint = C2.Center( F+ f: f0 Q+ e$ l0 u
- L.EndPoint = C3.Center
; t( j1 r, F! ` - If L.Length = 35 Or r = M Or r = N Then
; q9 e3 h m- T8 R - Exit Do: _# ?7 R: I5 t, n, S
- ElseIf L.Length < 35 Then
v& _# \9 p8 z* D$ e - M = r) n, R# `& q8 J9 [/ z( A
- Else; _6 f* O3 @; i
- N = r
' {/ W! A/ N/ u& J& U - End If
2 m0 t: h7 e2 ?, h) [ - Loop* Z) o5 `1 j/ g4 x+ @
- C2.Mirror C1.Center, C3.Center% j9 u! @0 @& ?% ?
- C4.Radius = r + 20
, h4 T) F! v! I% E4 e5 Q$ h# A# c) \ - Cf1.Delete
- \- Q" _ a5 S3 `/ n - Cf2.Delete% d* v6 Y2 t {. T l1 T2 ]5 ]$ \
- L.Delete
* L( Y( C& c2 t - End With
+ U. M7 q0 l5 w/ d. U - End Sub
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