各位版主你们好:7 c# k! N* j2 D5 N
很感谢上次版主的帮助!今本人想请教各位有关cad中vba程序在哪输入呢。在论坛上看见了篮球的画法,很感兴趣,可是画图方法中有关讲曲线转换成样条曲线(如下所示)输入程序的,却不知怎么输入,在哪输入。望各位指教。
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转变ucs,画直径为40的绿色圆,用圆和红色样条线的交点打断样条线,再把样条线转化为多段线。
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, T4 R! d+ i9 w 转化样条线有几个办法,都太烦,我还是选择必杀技:用VBA代码,下面这段代码不必看懂它,照搬就行,我将在VBA教程第10课中进行详细解释
9 T: i3 d. |- X% U5 r' c) X$ _Sub sp2pl()+ y/ M6 F* i2 O& z
Dim getsp As Object
v; z6 u2 M2 n) GDim po As Variant& P# R8 T0 e. i# J6 b& c; n% P
Dim newl() As Double
1 j1 @6 e J. O. I4 M7 aDim p1 As Variant
- k8 A! g# w" M. z0 b9 t9 eThisDrawing.Utility.GetEntity getsp, po, "本程序将样条曲线转为多段线。请选择样条曲线"/ ~6 z" P. e. |/ O/ B% ?) i. {2 e- l
sumctrl = getsp.NumberOfControlPoints
' z5 R9 k! q6 s( r8 BReDim newl(0 To sumctrl * 3 - 1)
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* H: {) `. |9 j( M For i = 0 To sumctrl - 1
4 t1 Y- ~3 ?. ]' t% n, G% E p1 = getsp.GetControlPoint(i)& S& W F' r/ g# E, y9 |
For j = 0 To 2
0 U" N2 \% J w5 o I: Y" A* Y newl(i * 3 + j) = p1(j)3 p3 `0 ?% p/ X/ ~+ D8 j+ A
Next j8 p X$ @; U+ R; K+ w5 y8 b
Next i
1 F2 H7 V; n: s* {: [# i; oSet templ = ThisDrawing.ModelSpace.Add3DPoly(newl)
3 C9 ?0 D+ \1 \End Sub |