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楼主 |
发表于 2008-1-26 15:56:23
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来自: 中国江苏泰州
二、三维线段的问题0 B( B+ [- Q' ~3 [" a3 w
源码如下:
8 _( L- w3 }% ^( W' rSub myl()" l( {' t- v& C; y3 N# a
Dim p1 As Variant4 K) I' i, B1 h; ^) ~5 K
Dim p2 As Variant
9 m. x" M, s6 u7 k) ~! ~ K" Up1 = ThisDrawing.Utility.GetPoint(, "输入点:")8 C( T: M: S. r
z = ThisDrawing.Utility.GetReal("Z坐标:")/ U7 w( G8 G. z% f2 Z$ {# p- z
p1(2) = z
& y- `: ?# J3 j- I+ j# FOn Error GoTo Err_Control
6 r! I% C% _+ H" x% S; ADo$ t/ f& H6 t% _ k
p2 = ThisDrawing.Utility.GetPoint(p1, vbCr & "输入下一点:")3 n+ V% Z6 B6 _9 u- d/ W' c
z = ThisDrawing.Utility.GetReal("Z坐标:")4 Q( q! v9 W# K V" y
p2(2) = z
5 b( V+ r: t( a- P( x; B- M. YCall ThisDrawing.ModelSpace.AddLine(p1, p2)% X4 Y- I9 w7 W7 `* f. f( T. r
p1 = p2
, r+ O1 m- s0 s8 Q$ \0 w, g6 M7 _Loop$ H$ z; Y6 l% H, v
Err_Control:; F. f1 S `* [( C$ M
End Sub
5 ~+ ` E5 u( U/ G
/ u8 j" n* O+ A8 M7 ?2 a个人认为要点为:
5 e; r4 ~+ X5 Q, t$ hDo ----- Loop 循环
, r1 z, k4 G& K2 G$ l yAddLine函数
! U; j5 A5 Z5 [2 H7 ?6 V( R' iOn Error goto 标号 |
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