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第一个图在前一个帖子有人会CAD的VBA编辑吗？中画过了.
Z6 n& f$ Y' m3 w4 w2 i9 W第二个图
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- '声明一个原点三维数组/一个X轴方向三维数组/一个Y轴方向三维数组和一个UCS对象,用于在三维空间转换UCS
/ g" K! H$ `7 C& J" k - Dim dblOrigin(2) As Double, dblXAxisPoint(2) As Double, dblYAxisPoint(2) As Double, objUCS As AcadUCS
`2 X7 @- [1 B: i" H - '声明一个包含六个二维点的坐标数组/一个有一个元素的优化多段线对象数组/一个用于接收面域的变体变量和一个三维实体对象,用于创建拉伸实体6 f" R1 d6 i0 A$ X0 A( f
- Dim dblVerticesList(11) As Double, objLWPLine(0) As AcadLWPolyline, varRegions As Variant, obj3DSolid As Acad3DSolid
# {- Z$ L" S; s2 M: s1 v# S - '声明一个三维点坐标和一个三维实体对象,用于创建圆柱体与拉伸实体差集 A- M$ {2 r2 C L+ i* E
- Dim dblCenter(2) As Double, objCylinder As Acad3DSolid1 B" j( i- V) F
- '声明一个三维点,用于与圆柱体中心点配合,指定圆柱体的旋转轴; a" C! b6 d$ F l: O1 c
- Dim dblPoint(2) As Double
2 H7 t! {$ [3 s% L2 Q7 x9 R ~ - With ThisDrawing3 i7 Q' e3 o+ g& |9 G6 ^, d* Z7 v
- '把UCS设为WCS
& c! p, K8 R) ?$ E( x' P! [ - .SendCommand "ucs w "
: C; k8 m0 h8 H - '创建二维优化多段线6 V8 @) |' j1 F- ^- p5 {% [5 d, f0 D
- dblVerticesList(0) = -50
& q- G3 a o9 X2 W - dblVerticesList(2) = 50
, a, Z" U/ k1 o8 ?4 P& k# _* c3 Y - dblVerticesList(4) = 60: dblVerticesList(5) = 107 a: _3 M4 V4 k0 o
- dblVerticesList(6) = 60: dblVerticesList(7) = 60
2 j0 g! u9 L" V z5 M$ S - dblVerticesList(8) = -60: dblVerticesList(9) = 60
- L% V0 `4 e% S! p9 t* y) k& M' I - dblVerticesList(10) = -60: dblVerticesList(11) = 10. ^5 R9 X6 F; D! W |9 g+ t
- Set objLWPLine(0) = .ModelSpace.AddLightWeightPolyline(dblVerticesList)
* D$ B" `# n. x( Q& v, O - '多段线闭合
% `1 q; X; Q3 k9 i+ U0 O - objLWPLine(0).Closed = True
# A: r/ n4 n/ V7 q" { - '把多段线的三个直线段改为圆弧
6 v5 Q M7 A" N0 I! u+ c3 |0 s - objLWPLine(0).SetBulge 1, Tan(.Utility.AngleToReal(90 / 4, acDegrees))
; r1 a) {7 k* C7 D1 I7 s - objLWPLine(0).SetBulge 3, Tan(.Utility.AngleToReal(180 / 4, acDegrees))
6 b9 B8 G2 P* C/ R) Y5 O% ^ - objLWPLine(0).SetBulge 5, Tan(.Utility.AngleToReal(90 / 4, acDegrees))% o! K/ k& \9 y9 H1 y4 Z
- '用多段线做边界创建面域
g) ^- j* y. ^% `* t - varRegions = .ModelSpace.AddRegion(objLWPLine)! v/ B$ @; I, F! B, `
- '删除用过的多段线' P' C2 P4 V7 F- ?4 n
- objLWPLine(0).Delete+ o. J: d/ `! m2 Q
- '用面域创建拉伸实体
$ C" v9 a# }" i. j( ]4 Q- | - Set obj3DSolid = .ModelSpace.AddExtrudedSolid(varRegions(0), 300, 0)
% A: A/ w! V4 r - '删除用过的面域
# x* b% p: b" e - varRegions(0).Delete
& @ _# @5 y5 T6 }5 m/ K - '创建用于差集的中间大圆柱体
6 C% X' ]' Y. `2 g: U% l7 W - dblCenter(1) = 60: dblCenter(2) = 150' b; n3 Y6 \ T* j' T* p: P
- Set objCylinder = .ModelSpace.AddCylinder(dblCenter, 50, 300); C5 c0 |& f5 `% [) J* m/ H
- '差集
. P7 [, N& |) K - obj3DSolid.Boolean acSubtraction, objCylinder) C2 u8 M( C2 V: v. R4 i9 B/ c2 F* Z4 o
- '创建用于差集的第一个小圆柱实体
* a: ~' \9 |( f$ |( Y. ?& H8 a- c - dblCenter(2) = 30
2 x0 g; [3 U. p3 J - Set objCylinder = .ModelSpace.AddCylinder(dblCenter, 10, 120): n( a* V9 G" `# [. d
- '由于圆柱体的轴线平行于WCS的Z轴,在差集之前必须加以旋转,使其轴线与WCS的Y轴平行
: O; r. L h# q& r2 d3 d - '用dblCenter做旋转轴的基点,在左侧(相对于WCS的XY平面)指定旋转轴的第二个点
& F7 K4 J$ S" u) L- {9 _; j& n3 @/ @ - dblPoint(0) = -1: dblPoint(1) = 60: dblPoint(2) = 30! K, S6 n8 S$ W. i( A* G
- '三维旋转小圆柱体7 |8 \0 L0 ~% }! @
- objCylinder.Rotate3D dblCenter, dblPoint, .Utility.AngleToReal(90, acDegrees)& ?# V4 _5 @) W e' A) ?. t' T
- '差集: G8 F# Q8 C; p% K; e$ `6 @
- obj3DSolid.Boolean acSubtraction, objCylinder
0 C# `1 l* |& t - '重新指定中心点和旋转轴的第二个点,创建第二个小圆柱体并旋转/差集
4 i3 Z, ?% }3 Z4 ] - dblCenter(2) = 270: dblPoint(2) = 270
+ d( y) L8 t9 d% Y) Z9 m - Set objCylinder = .ModelSpace.AddCylinder(dblCenter, 10, 120)
) O( j8 m" T- h5 f - objCylinder.Rotate3D dblCenter, dblPoint, .Utility.AngleToReal(90, acDegrees)
0 X5 [& I2 {8 U - obj3DSolid.Boolean acSubtraction, objCylinder9 y0 V2 @" u. ~8 S, X( x9 d( {2 W4 _
- '指定实体的颜色6 Q% i: b: t1 F6 S9 l1 d1 K: n
- obj3DSolid.color = 42
- d: d( r9 G; b% V& d! ~. k - '新建UCS/ W8 g0 Z [4 g9 c* Y
- dblXAxisPoint(0) = 1: dblXAxisPoint(1) = 0: dblXAxisPoint(2) = -1: d7 g! r- s( Y- G( X5 ]7 J0 ~' [
- dblYAxisPoint(0) = -1: dblYAxisPoint(1) = 2: dblYAxisPoint(2) = -1
9 y+ e. I$ \7 `$ q% P8 c4 C - Set objUCS = ThisDrawing.UserCoordinateSystems.Add(dblOrigin, dblXAxisPoint, dblYAxisPoint, "U")* s0 h: ~& a# i& k' P5 w1 c
- '改变视图方向和着色模式5 a+ }- z4 O9 L
- .SendCommand "plan u u" & vbCr & "ucs w shademode g " Q- I; t, P" R$ r/ L
- End With
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[ 本帖最后由 woaishuijia 于 2010-2-11 22:33 编辑 ] |
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发表于 2010-2-10 11:41
楼主
多谢高手了~！感激啊……