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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:
! s* b: J9 U1 X- Sub A()
; f4 [* h' n) n( n% T0 R+ M: Q L - Dim P1(2) As Double
; d" N5 ]9 N: s9 \, K9 m; Z, B - Dim C1 As AcadCircle, C2 As AcadCircle, C3 As AcadCircle, C4 As AcadCircle
, F6 Y' k1 X* w; D - Dim Cf1 As AcadCircle, Cf2 As AcadCircle
4 ]5 V# \: D: X0 { - Dim L As AcadLine
3 y$ |* r0 |7 @/ Q - Dim M As Double, N As Double
6 P! U$ z I: v% ^$ q: S7 ?% ^. A - Dim r As Double
( u( {' I( \0 l% p% M+ j9 R4 i - Dim V As Variant4 y. D. h$ I: G, J4 b0 ?2 U
- With ThisDrawing7 E+ f0 {# n! i; J, w
- Set C1 = .ModelSpace.AddCircle(P1, 20) w- Z; D; O# F5 q L. E# B
- Set C2 = C1.Copy$ u2 J- _2 h. v* }1 X) W5 t
- Set C4 = C1.Copy
2 \: d. y0 _' Z6 S" w2 u9 W# H4 X - Set C3 = .ModelSpace.AddCircle(P1, 15)
! f; j# K9 X% X/ R4 T% S- N8 [ - Set Cf1 = .ModelSpace.AddCircle(P1, 40)+ n+ u6 E2 D& C; i8 C2 O' q9 C( K
- Set Cf2 = Cf1.Copy+ t7 j( g0 w% d
- Set L = .ModelSpace.AddLine(P1, P1)
7 q3 Z. N3 r0 v' w! |2 [. j - M = 21: N = 30
# w( s) f& e' ?0 n$ q9 X, H7 M - Do- N4 U2 L: r- t1 a# P+ f
- r = (M + N) / 2
# U7 S7 b. B, R8 k - Cf1.Radius = r* \# ^1 ]( g* x
- P1(0) = -r: P1(1) = 0* U9 B6 t( k9 ~. f* o
- C1.Center = P1% O, x) E$ `, T# y! x
- Cf2.Center = P1
; t @. X; w9 I8 W$ z+ I - P1(0) = r + 5
& X) d- J$ b8 D+ c+ G0 b1 j/ n5 P - C3.Center = P1
) o% i+ B9 [7 M" T7 z9 e! J& } - V = Cf1.IntersectWith(Cf2, acExtendNone)0 h7 G& _# ]7 F1 ^5 V
- P1(0) = V(0): P1(1) = V(1): P1(2) = V(2)0 T! }" o, K4 N, w& G
- C2.Center = P1& w: k c$ H' ~* f" p" }4 l
- L.StartPoint = C2.Center
: B* q. e3 D) x+ w9 ^ - L.EndPoint = C3.Center
}3 A0 ~& f, v( V: Z - If L.Length = 35 Or r = M Or r = N Then
+ A* P, c. }3 w - Exit Do! `. K) G; S5 v) L0 _
- ElseIf L.Length < 35 Then
0 b1 T( {7 E! y; w G) f% _9 p+ y - M = r
9 E/ m( y5 b9 R- ~$ G1 o - Else6 U, \' R |: S7 _; c
- N = r
/ n1 ]" e' Z7 A6 _ - End If0 M! W* d" F+ Z/ V/ l4 F4 l
- Loop2 w @3 m* K( V: s; b
- C2.Mirror C1.Center, C3.Center8 B. J! q5 N9 L3 C
- C4.Radius = r + 20 K" M( U1 |0 }7 u ^0 h
- Cf1.Delete
1 c G! o7 ~$ p - Cf2.Delete3 d* g& M1 l5 ~, T2 ^
- L.Delete
1 H4 ?- L# j$ C - End With7 p- L1 K# S. ]4 q
- End Sub
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