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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.' R' i( j9 _+ T& D
第二个图
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L/ E0 `: M" l/ R- '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
8 Q- Z5 U$ F% J/ s n - Dim dblOrigin(2) As Double, dblXAxisPoint(2) As Double, dblYAxisPoint(2) As Double, objUCS As AcadUCS
& Z0 I; d" N; ^& W: b, [6 ^ - '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$ F7 b h3 V: w
- Dim dblVerticesList(11) As Double, objLWPLine(0) As AcadLWPolyline, varRegions As Variant, obj3DSolid As Acad3DSolid
! B+ H8 M& ]. K! k - '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) E$ g9 X. Z _
- Dim dblCenter(2) As Double, objCylinder As Acad3DSolid
8 `( a" a- ]+ y+ } - '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# J. y" _0 ]8 Z- h$ U
- Dim dblPoint(2) As Double- Y: X; e0 m1 S3 c! e1 a) V% U
- With ThisDrawing0 c6 B, }, \! o8 R" t
- '把UCS设为WCS1 u% l* W$ u9 Y7 J6 i8 @# D
- .SendCommand "ucs w "; g& T5 i! z4 p; D1 s6 G
- '创建二维优化多段线, U& R; I; Z. ?& f& y
- dblVerticesList(0) = -50
" L+ ]" h+ v! z2 W" o/ T - dblVerticesList(2) = 507 l& D; l2 \/ w3 S6 Y
- dblVerticesList(4) = 60: dblVerticesList(5) = 10
4 z* M4 C4 p- T# ~: ] - dblVerticesList(6) = 60: dblVerticesList(7) = 607 y4 t8 v6 H$ O" i; W
- dblVerticesList(8) = -60: dblVerticesList(9) = 60% g7 ^# |: v. E# y
- dblVerticesList(10) = -60: dblVerticesList(11) = 10
+ A/ L% ?& M. w) d - Set objLWPLine(0) = .ModelSpace.AddLightWeightPolyline(dblVerticesList)
$ a& Y; F% j( j' m4 c4 C& | - '多段线闭合
; O6 T/ v0 t3 c0 B2 Y8 T - objLWPLine(0).Closed = True
! {" ?3 c: b) F+ h - '把多段线的三个直线段改为圆弧
; C; L2 c6 ~ t5 V ]2 J - objLWPLine(0).SetBulge 1, Tan(.Utility.AngleToReal(90 / 4, acDegrees))
9 u! `2 ?- ~8 i+ S" r3 \ n* V; f - objLWPLine(0).SetBulge 3, Tan(.Utility.AngleToReal(180 / 4, acDegrees))" D* [' \1 F" n( t. \3 K" |& G9 W) ]
- objLWPLine(0).SetBulge 5, Tan(.Utility.AngleToReal(90 / 4, acDegrees))6 B" V# d' D3 h( U8 n1 i$ I t5 T
- '用多段线做边界创建面域
- d1 T- a' r$ N6 e# u$ A - varRegions = .ModelSpace.AddRegion(objLWPLine)/ ?9 ], j' K* C) b" ]# Z
- '删除用过的多段线
( x r! _ |9 [6 a- r - objLWPLine(0).Delete4 B0 t; ~0 R! C; Y( S7 l
- '用面域创建拉伸实体3 t# x. M& J. k' @0 t! m. [
- Set obj3DSolid = .ModelSpace.AddExtrudedSolid(varRegions(0), 300, 0): m6 ~' i% R3 e& n3 }
- '删除用过的面域
6 G7 m1 M0 K3 `! e1 { - varRegions(0).Delete
/ F8 p W2 r4 N9 ]0 U. L - '创建用于差集的中间大圆柱体9 a- W. q$ H* i9 ` ~1 t
- dblCenter(1) = 60: dblCenter(2) = 150
4 T/ v% |! C) O7 S" `* M - Set objCylinder = .ModelSpace.AddCylinder(dblCenter, 50, 300)
, D- y$ }3 I ]: h/ r - '差集' C! v# c& C, q9 ?( [$ Y
- obj3DSolid.Boolean acSubtraction, objCylinder
7 [7 x8 N6 E: Z) Q9 ~. b+ | - '创建用于差集的第一个小圆柱实体
& M' S- |% Q+ G3 y4 U. @3 @ - dblCenter(2) = 30! D# ~" b/ F# x! g. c8 [
- Set objCylinder = .ModelSpace.AddCylinder(dblCenter, 10, 120)7 ^! [. {7 j0 X8 T' ?6 L3 i
- '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
) l* V" U- Z1 H* L/ b. b( l+ { - '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
8 Z' V# W( }) \. B - dblPoint(0) = -1: dblPoint(1) = 60: dblPoint(2) = 30
. h' F) r. A7 V. L - '三维旋转小圆柱体% y) I. e0 _& ^1 ? g
- objCylinder.Rotate3D dblCenter, dblPoint, .Utility.AngleToReal(90, acDegrees)" S$ d$ `. Z5 e( e
- '差集+ e- Q( V$ r2 c( F! Z1 p- q! M
- obj3DSolid.Boolean acSubtraction, objCylinder5 Y8 C" v" M1 K/ z1 O
- '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# ~1 T, z+ |) O# H2 G8 s
- dblCenter(2) = 270: dblPoint(2) = 270
: X3 E* H E0 N- _$ E - Set objCylinder = .ModelSpace.AddCylinder(dblCenter, 10, 120)
( L! c8 d4 l1 X' J* ~1 j: n+ A& p - objCylinder.Rotate3D dblCenter, dblPoint, .Utility.AngleToReal(90, acDegrees)
/ B# i% K# q. M - obj3DSolid.Boolean acSubtraction, objCylinder
$ {6 U9 x4 n2 k. W - '指定实体的颜色
& O; a1 G: S6 H# X9 F1 R - obj3DSolid.color = 42
8 L" N# |7 [+ v+ P - '新建UCS
# h* T- j7 k4 B I" { - dblXAxisPoint(0) = 1: dblXAxisPoint(1) = 0: dblXAxisPoint(2) = -1
! c* Q" @0 N/ q. O - dblYAxisPoint(0) = -1: dblYAxisPoint(1) = 2: dblYAxisPoint(2) = -1
( c$ l, g4 `: T1 r7 G - Set objUCS = ThisDrawing.UserCoordinateSystems.Add(dblOrigin, dblXAxisPoint, dblYAxisPoint, "U")
; @) J# _' X( Q, U2 a1 n8 u; c - '改变视图方向和着色模式1 G7 Z) }3 A2 a8 B8 P
- .SendCommand "plan u u" & vbCr & "ucs w shademode g "& C. v, k( Q; P' G7 M$ h
- End With: Q6 H3 p; C. v1 r, V i3 |0 L
( Y9 r8 h$ U4 P6 b7 y3 ^[ 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……