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本帖最后由 157787698 于 2011-6-9 17:15 编辑
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RT,请帮我看一下下面代码有没有问题,为什么总是在代码“hatchObj.AppendInnerLoop (innerLoop)”跳出?, G2 y4 S3 D- }- |
; j; g; q- r0 y- Sub Example_AppendInnerLoop()/ y) W% u9 H9 H j4 H! l r
- ' This example creates an associative hatch in model space, and then appends an outer loop to the hatch.
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f! B( m) T+ I6 b" _/ _: Q3 W% O- Dim hatchObj As AcadHatch' M4 K) J" {4 N3 L' X' ?4 a. T
- Dim patternName As String+ M g: l) f* x- g/ e
- Dim PatternType As Long
# f e" [7 v+ i/ [ - Dim bAssociativity As Boolean
' `! D) ?: K6 v6 T6 |5 |) L% ^0 z - Dim innerLoop(0 To 1) As AcadEntity
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4 \; Y' H9 C" L: P9 z- ' Define the hatch
2 s9 N9 |2 J; d* x* t4 z5 [ - patternName = "ANSI31". P: h. E3 ]6 u: z, }# m& z
- PatternType = 05 X( e i. ^* ]' K
- bAssociativity = True
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* c1 }3 O# h( w2 m7 d* C7 _7 ]4 {# X- ' Create the associative Hatch object0 g2 _) B# _- m" M' u8 P. \+ s
- Set hatchObj = ThisDrawing.ModelSpace.AddHatch(PatternType, patternName, bAssociativity)8 @7 X) Q" y& h
- ' R" m3 W P4 F" i1 l
- ' Create the outer loop for the hatch.0 t; O% s: @& [. i
- ' An arc and a line are used to create a closed loop.
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- Dim outerLoop(0 To 1) As AcadEntity8 p, W$ \) o7 Z. P z7 ?% L) _
- Dim center(0 To 2) As Double. p* o% s4 w( `% r2 [
- Dim radius As Double
; l* U) B1 @% E2 f c8 Y - Dim startAngle As Double$ D* p1 d4 X$ @# b# P+ \
- Dim endAngle As Double7 V! k2 |" ?1 g% o
- center(0) = 50: center(1) = 30: center(2) = 0, B7 `. |% _9 h
- radius = 30$ j% b& {3 K+ w) ^ q; X
- startAngle = 0) G7 i+ r, [9 k- ?7 U# W) D" x3 d! B
- endAngle = 3.141592
3 m5 c8 p# q; J! S, _# s - Set outerLoop(0) = ThisDrawing.ModelSpace.AddArc(center, radius, startAngle, endAngle)
$ B& ~# w6 a, N1 P. S - Set outerLoop(1) = ThisDrawing.ModelSpace.AddLine(outerLoop(0).startPoint, outerLoop(0).endPoint)0 q3 A/ H8 W( ]4 d4 H) B
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, \: i* w7 V4 [/ l7 p* @9 P0 t7 q- center(0) = 35: center(1) = 40: center(2) = 0, d- }2 o2 e X# I- l
- radius = 5
8 h, Q: ~- u g) v, r! u - Set innerLoop(0) = ThisDrawing.ModelSpace.AddCircle(center, radius)
: f0 W+ J; g; W% d! e - center(0) = 55: center(1) = 40: center(2) = 0
. `+ `- j7 s3 @9 F+ s% m( c; S9 P+ i - radius = 5
d% b: N# u1 N g, ~ - Set innerLoop(1) = ThisDrawing.ModelSpace.AddCircle(center, radius)
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+ _6 h+ U, l# S3 B7 X6 ?- ' Append the outer loop to the hatch object
3 [, T* _9 T8 \+ e8 F& `/ w9 Y - hatchObj.AppendOuterLoop (outerLoop)
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/ d6 ]# F) O5 ]% L" R! X$ \8 l# @- ' Append a circle as the inner loop for the hatch.& b2 o% v" X1 i0 g8 @ y1 t9 t
- hatchObj.AppendInnerLoop (innerLoop)
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- ' Evaluate and display the hatch1 @! V# {; A6 \9 c p
- hatchObj.Evaluate
' L" X- Q0 G4 e - hatchObj.PatternScale = 0.01* J% W9 \ y$ o- E0 |) E! ~
- ThisDrawing.Regen True
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- End Sub
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