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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:
6 d. Z( d) u( c% l% V- Sub A()
7 G7 X# y7 R [% V( l$ J - Dim P1(2) As Double! ~% c+ O" g4 Q0 I
- Dim C1 As AcadCircle, C2 As AcadCircle, C3 As AcadCircle, C4 As AcadCircle2 ^- b2 P; c; Q/ `+ q- r0 @" z
- Dim Cf1 As AcadCircle, Cf2 As AcadCircle1 r& a- {; A8 y! m
- Dim L As AcadLine
4 u3 L* r4 C- z* \- S9 U - Dim M As Double, N As Double
1 C3 _" o$ \% y& _. n& H- f - Dim r As Double6 [& t# k2 g* G- ~$ u' J2 e
- Dim V As Variant' A u- |/ ], N
- With ThisDrawing- T4 M% s, ?6 _( L# \
- Set C1 = .ModelSpace.AddCircle(P1, 20)
1 J5 U; S: |: T' l - Set C2 = C1.Copy
, e3 m3 v3 m( J: q) B: X4 O0 F - Set C4 = C1.Copy
, |$ o% T8 @8 V6 a! F - Set C3 = .ModelSpace.AddCircle(P1, 15)
5 a5 @/ x5 O2 L- s$ k3 Z8 q - Set Cf1 = .ModelSpace.AddCircle(P1, 40)) Q8 U3 w6 n! R/ m
- Set Cf2 = Cf1.Copy
; \! H# @7 W8 ? - Set L = .ModelSpace.AddLine(P1, P1)' p" {& j4 u6 f0 ], g0 e. s* F4 f
- M = 21: N = 30# c ~/ O0 V/ `6 H
- Do1 w* Z' v {. `. W
- r = (M + N) / 2
; u8 R; f5 Y7 E Q5 ]5 W+ L - Cf1.Radius = r i+ ~; y2 e2 W8 u7 z1 x
- P1(0) = -r: P1(1) = 0
& Y4 d0 D1 U" `' D$ |' ?; A- E - C1.Center = P1& _4 y$ N* d; `# {2 R* D1 x! ?; n% e
- Cf2.Center = P1+ m. H h( M/ ]0 J8 ~/ o
- P1(0) = r + 5! X6 o3 j1 L' O# K
- C3.Center = P1
: B" j1 {3 R0 ?" D- A - V = Cf1.IntersectWith(Cf2, acExtendNone)' e2 Z- \6 K2 | z f+ q
- P1(0) = V(0): P1(1) = V(1): P1(2) = V(2)( s1 B3 b9 H, n1 {7 Q- x% w
- C2.Center = P1
; Y+ D! g$ A+ G: F. I - L.StartPoint = C2.Center
; R$ f9 d2 C* w5 x - L.EndPoint = C3.Center
/ D% b- u" e+ y" E - If L.Length = 35 Or r = M Or r = N Then
, J' B/ e# z! U) d- K) n - Exit Do
P# x. o( u* M( S* @( d - ElseIf L.Length < 35 Then, T: O' g) @! i+ R. W- m6 R) c
- M = r* [* Z& [: s$ y; t4 e
- Else) R+ E1 y" r( K; O3 T- r+ o
- N = r
# J% o' n, v0 \* m7 \. M6 C - End If
4 X" q. _+ T4 L, y4 v; t - Loop0 {+ o) I. L" u2 n
- C2.Mirror C1.Center, C3.Center6 u8 o6 b6 C( l
- C4.Radius = r + 20
+ p" V9 E$ \% {8 @& G - Cf1.Delete3 ]1 G7 ~. Q K* z) Z; @
- Cf2.Delete
) d0 a6 T) ], |0 }' U - L.Delete; ? V) A: G8 m! m( J
- End With
0 j2 A7 o/ r* N o( B' l! j - End Sub
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