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发表于 2019-1-22 10:10:08
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来自: 中国北京
本帖最后由 woaishuijia 于 2019-1-22 10:27 编辑
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9 Y& O( _3 o4 Z; J画出下图中蓝色椭圆弧$ ~: J$ I3 M& R C, f& J) p, m$ a- W
6 v( B! u% J. L+ w9 ~' J- Sub A()0 R1 b' k& G" Z8 c+ ^
- With ThisDrawing
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- m) l" p* j: t, q' L - Dim 椭圆 As AcadEllipse, 椭圆中心(2) As Double, 椭圆长轴矢量 As Variant: V4 n$ U" P G% q! d* ~
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- 椭圆长轴矢量 = .Utility.PolarPoint(椭圆中心, .Utility.AngleToReal(30, acDegrees), 100)
- p+ y3 Q* l3 n5 {+ L; h - 椭圆中心(0) = 200: 椭圆中心(1) = 100' j" Q0 G+ y: S: i+ J$ {0 {
- Set 椭圆 = .ModelSpace.AddEllipse(椭圆中心, 椭圆长轴矢量, 0.4)8 |# U; c8 {9 m% ~9 |& h
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~1 [2 g4 G2 a+ A& _ - Dim 辅助直线1 As AcadLine, 辅助直线2数组 As Variant, 直线起点(2) As Double, 直线端点(2) As Double' `9 [2 O% b* ^: v; @
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, m8 g3 i% T3 g4 d) c$ D E - 直线起点(0) = 240: 直线起点(1) = 100% g, o6 u$ [( I+ m: d1 ]
- 直线端点(0) = 240: 直线端点(1) = 300
' `. q% C: J, Z7 M6 P% L+ j - Set 辅助直线1 = .ModelSpace.AddLine(直线起点, 直线端点)4 O/ l) f1 Q) s+ Q7 A
- 辅助直线2数组 = 辅助直线1.Offset(50)- U# F& F, S* ^5 q3 M
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9 x- h- \( H' ? - Dim 椭圆弧起点 As Variant, 椭圆弧端点 As Variant7 u4 J2 Z" q$ n
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4 T9 [6 E( B5 i$ U* I& C+ d7 b3 z - 椭圆弧起点 = 椭圆.IntersectWith(辅助直线1, acExtendNone)
X# V6 w2 Z5 y4 t% r - 椭圆弧端点 = 椭圆.IntersectWith(辅助直线2数组(0), acExtendNone)$ o% E, Z3 y* c, i, A' u
- 椭圆.StartAngle = .Utility.AngleFromXAxis(椭圆.Center, 椭圆弧起点) - .Utility.AngleToReal(30, acDegrees)
& N9 R8 T' [/ a+ X4 Z/ i8 \ - 椭圆.EndAngle = .Utility.AngleFromXAxis(椭圆.Center, 椭圆弧端点) - .Utility.AngleToReal(30, acDegrees)
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- 辅助直线1.Delete- X- n: s' C% i9 u$ @
- 辅助直线2数组(0).Delete
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- End With
7 g$ a3 n1 _7 I' b - End Sub
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