|
|
发表于 2008-7-29 18:02:40
|
显示全部楼层
来自: 中国江苏镇江
VBA的我不忽悠人!
+ S4 s9 S5 w8 U0 [- O6 \) k1 k( H8 u
Sub LianX()
, k; E! `& A/ [$ A R7 AOn Error GoTo xx
0 `/ F; n4 e4 R Dim ssetObj As AcadSelectionSet! o2 i- }( w4 U% n
Set ssetObj = CreateSelectionSet("uniteSS" 4 O- u/ Q0 G) z ?: p m$ Y
Dim fType, fData/ D9 C- I, i6 d& A8 K" O$ `
BuildFilter fType, fData, -4, "<or", 0, "line", 0, "LWPolyline", -4, "or>") f1 @% ~! ~/ q/ a& `2 ^
'屏选直线或多段线3 ?: T' z- k, g$ r) t( I6 e
ssetObj.SelectOnScreen fType, fData0 t+ l/ ?6 g3 m' x1 j P
Dim i As Integer
/ h. ^+ V- h6 X If ssetObj.Count <= 1 Then
& X" o+ m5 T( ^) v' H3 @ ThisDrawing.Utility.Prompt "选择的线少于两个,退出命令。"1 _5 A4 X3 {: r9 V! M
Exit Sub
. d( [2 i" d. k* J M. G End If
! @8 F! F2 w! k
6 j# ?, @) Q" }1 m( r7 i8 V6 d Dim line1 As Object
7 `/ V# ~5 z( I& I$ A. b% E: R Dim line2 As Object n1 s7 n/ n" j" l0 x
5 i: e6 ^' I0 p0 k$ p0 F Set line1 = ssetObj(0)
; z9 r, M! x* z, M) B$ s G7 ^ Dim pd As Boolean' [$ V8 ?0 f! Z* c- c
For i = 1 To ssetObj.Count8 [! j7 }8 A* p' o
Set line2 = ssetObj(i)
0 j/ J1 w! T: v* Q: a: r '连接线
5 E' R5 ]& s# A5 U( N: K% j pd = unite2Line(line1, line2)
" D7 w( x& |( l% `4 _1 z, p '如果连接不成功,则退出命令。
7 p, b+ U7 p l) R If Not pd Then ssetObj.Delete: Exit Sub1 X5 G* p4 V2 Y& W; H2 e
Next
}; q- Q: d# a9 W& [* d) Txx:
4 s6 v. Q' ? G4 C/ h( J; o% \ Select Case line1.ObjectName
' r t* j- Q/ `& X/ Y. I; ]0 y Case "AcDbLine"
* R1 R, {4 z6 d I5 y% g7 n ThisDrawing.Utility.Prompt ssetObj.Count & "条线段已连接为直线."% w0 ^- B4 B' B2 }
Case "AcDbPolyline"( Y; T- m$ \/ d/ E
ThisDrawing.Utility.Prompt ssetObj.Count & "条线段已连接为多段线."
( @& [+ y8 t9 n: T q End Select
- f9 ?- b4 A" I, o( z$ I ssetObj.Delete! |# i& s W2 Z5 ?6 s
End Sub
d, F" m, x6 R+ m
& B7 @: c D8 Z! B/ QSub uniteline()
: {& S6 ~. }1 @# P( S& k9 X On Error Resume Next) p8 K% R7 H! ^ f0 U* \, [
'取得线
# u ?+ Z, ^0 \2 \+ \ Dim line1 As Object% f4 @1 A W- u5 i( `
Dim line2 As Object* ^" W( O9 [) Y6 Y6 M+ B* o
Dim pt1, pt2, pt3, pt4, basePnt As AcadEntity! I7 n# N# L! ?. i8 b) ~" P
Dim lpt1, lpt2 As Variant
8 K! f9 s, u, M) }: A
4 t5 V- k/ |* u6 @$ P3 z gwGetEntity line1, basePnt, "请选择第一根直线或多段线:", "AcDbLine", "AcDbPolyline"0 s1 _ b# e0 d4 V& p ]) y9 M. @
If line1 Is Nothing Then' H* U4 k3 W/ m. U
ThisDrawing.Utility.Prompt "用户取消,退出命令。"" R: L# g; N( Y% g& `
Exit Sub/ g- m& p* h! P- Z- d, c! O
End If( u% {1 g D- J" I
4 n& a; Y' S% Z/ q5 Y gwGetEntity line2, basePnt, "请选择第二根直线或多段线:", "AcDbLine", "AcDbPolyline"8 V: T( T. p6 {. Y! M7 h
If line2 Is Nothing Then
/ d& T; p4 H/ R$ r$ Y ThisDrawing.Utility.Prompt "用户取消,退出命令。"
/ j6 ^/ E, ~& o Exit Sub0 V3 `* B1 |& l: c& P6 h% g! c0 @
End If
8 F* \, T5 @5 q& k- l '连接线
' D8 \& R, @# d unite2Line line1, line2; K* H$ {6 w7 U0 ^7 ? I4 m8 `7 ~
End Sub7 }/ [2 |# l2 M4 d- \" E
0 v! V: X5 `- b, [1 b2 ]: j# ~& l" y/ O
Function unite2Line(ByRef line1 As Object, ByVal line2 As Object) As Boolean* S" u/ U. r$ @1 x' ]
'连接线函数,连接后的线返回到变量line1中,如果连接成功,unite2Line返回true,否则为false- I1 W4 f, f# Q. |
On Error Resume Next
F' h- s" M& g0 T& X2 V" ~$ i unite2Line = False/ S! h0 I; v E' h f0 j
! M, f7 g6 L* F2 `" D. p If line1.Handle = line2.Handle Then0 a1 E# I6 v6 i% s7 s
ThisDrawing.Utility.Prompt "选择的是同一直线或多段线,退出命令。"
3 a. B, M- u* \- F6 o Exit Function5 f* x$ \5 Y3 p+ z) r- O2 v8 c
End If( [" h0 ^! E7 @4 V9 w4 y' k! U9 M
, l# Z8 D3 q) [! U3 s getLinePoint line1, pt1, pt21 p& p$ h' I0 G. g, k2 }/ a8 H7 A
getLinePoint line2, pt3, pt4
; i6 [7 t- f2 \# m 5 h- Z" H, L) f+ D; P2 a8 Q# I
Dim A1, A2, A3 As Double; {& ^5 _" @( @5 F6 v
Dim maxdi As Double1 b( H; G% K" _
A1 = ThisDrawing.Utility.AngleFromXAxis(pt1, pt2)2 @4 f o, S. p2 w$ I
A2 = ThisDrawing.Utility.AngleFromXAxis(pt3, pt4): B6 \ P$ l1 Y. \" D# o5 i# j) _
A3 = ThisDrawing.Utility.AngleFromXAxis(pt1, pt3)5 M' n P2 }6 \9 k- b
'判断四点是否共线6 k0 S- j7 U0 ]
If Abs(A1 - A2) < 0.0000001 And (Abs(A1 - A3) < 0.0000001 Or Abs(Abs(A1 - A3) - PI) < 0.0000001) Then
$ g# p* m( {. Z, B '取得距离最远的两个点。
( G* J: W' ]* n9 K0 [. H; Z maxdi = MaxDouble(GetDistance(pt1, pt2), GetDistance(pt1, pt3), GetDistance(pt1, pt4), _
a& w& M2 O. Q- L GetDistance(pt2, pt3), GetDistance(pt2, pt4), GetDistance(pt3, pt4)): v" T( q# _$ I9 u% x* ]
If GetDistance(pt1, pt2) = maxdi Then lpt1 = pt1: lpt2 = pt2
: b5 r, j( c9 F' h( T7 W If GetDistance(pt1, pt3) = maxdi Then lpt1 = pt1: lpt2 = pt3" j$ g' D% X3 K
If GetDistance(pt1, pt4) = maxdi Then lpt1 = pt1: lpt2 = pt4
, U5 H5 n* z& o& X0 S& A, k) o( y If GetDistance(pt2, pt3) = maxdi Then lpt1 = pt2: lpt2 = pt3" h- k1 _) h8 s* h V* A
If GetDistance(pt2, pt4) = maxdi Then lpt1 = pt2: lpt2 = pt4) b% n7 G1 |9 n4 R" `
If GetDistance(pt3, pt4) = maxdi Then lpt1 = pt3: lpt2 = pt4! _- z1 R$ q/ F3 [+ p
'画直线
2 F- H+ g" V z7 Q1 ^ { Select Case line1.ObjectName" {5 x4 m, }% n/ i6 o/ r
Case "AcDbLine"
+ S: o& C8 J8 m/ T6 [$ @, T) }( A line1.StartPoint = lpt18 q$ H& C) L% L+ m- v0 S: R0 L) L
line1.EndPoint = lpt2
$ X. ]) V. G' X' h4 P line2.Delete; t! O C8 @8 W/ Z3 F* i- d
unite2Line = True
7 _- X7 g# Q# C1 H' E4 a4 _ Case "AcDbPolyline"1 C8 _! ~# r! Z$ a `' }
Dim newPline As AcadLWPolyline0 U0 T; p) H, F( k- N) X+ C
Set newPline = AddLWPlineSeg(lpt1, lpt2, line1.ConstantWidth)0 a( F( Q( C3 C# y; ~) V7 o2 K
newPline.Layer = line1.Layer
: |: K9 G, r+ u. Q: L! ` newPline.color = line1.color
3 x) Q0 b" s+ Q' }& x' d+ n newPline.Linetype = line1.Linetype
0 c/ y: ~# M5 ^' l4 l! T; a line1.Delete
! e6 h: S. x3 G line2.Delete- y" l; m$ i# H5 I# S8 K. e! Q
Set line1 = newPline$ v4 W4 M. e8 i
unite2Line = True
0 |! ]' s, ]8 d D8 @! `7 V! S; @4 ` End Select
8 l3 n b+ S# u5 t Else: ThisDrawing.Utility.Prompt "两线不在同一直线上,退出命令."
8 X1 P9 s. q3 t* t2 B- n8 C4 U End If
* ^4 M9 t% u7 QEnd Function( @3 D+ w$ U; P h
) G. N6 ~4 k; g# A- q* h- S& ]5 S3 T+ [# b% \- J1 t; q/ u' V
( f7 P! C2 i b6 q) k7 J5 k! p'以下是上述代码调用的函数?
# q4 S. C2 l1 A2 @2 d+ G7 V
' e" \/ ]+ m8 u0 a$ m5 d$ [$ n1 u' o" |; x
'创建轻量多段线(只有两个顶点的直线多段线)6 }7 ?% @0 H/ w* u3 l/ q) z
Public Function AddLWPlineSeg(ByVal ptSt As Variant, ByVal ptEn As Variant, Optional ByVal width As Double = 0) As AcadLWPolyline
& ?5 j9 f8 ?, s! u Dim objPline As AcadLWPolyline
8 J7 d* g8 S" p, b Dim ptArr(0 To 3) As Double
( ]+ J; ?+ ]# @ j9 K& J4 p$ O! L9 X2 i8 _1 W& i$ x
ptArr(0) = ptSt(0) C5 [# W( j3 q! ~" k
ptArr(1) = ptSt(1)
& ~6 l/ b( b9 R4 z0 @+ C4 \5 v ptArr(2) = ptEn(0)( e3 H; s( I( } }% T2 i
ptArr(3) = ptEn(1)& q( _2 p; `! E* K9 o- l0 g) B- d
; y8 ` [ g' r* {1 I- a Set objPline = ThisDrawing.ModelSpace.AddLightWeightPolyline(ptArr)
) R5 ~; a* Y/ _& w objPline.ConstantWidth = width1 e" g) v0 u2 ?8 U$ f1 N7 v$ b) C
objPline.Update
. H( J4 E7 P+ h4 Z/ D' K Set AddLWPlineSeg = objPline# Z) E# B9 m `5 q+ @" l; D0 d
End Function
3 i# d+ F' C3 U& t1 Z, g* N& QPublic Function getLinePoint(ent As AcadEntity, ByRef Point1 As Variant, ByRef Point2 As Variant)# ^/ n6 r2 s: h6 L/ L
'本函数得到线的端点,其中point1为Y坐标较小的点
2 v/ ?( J# w9 r8 @! p Dim p1(2) As Double7 H9 S, ]! @1 \8 J c8 }! x. w! h
Dim p2(2) As Double
( j: B, I5 A G. { Dim k As Integer
4 J" H, A0 l( ?4 l2 N# I On Error Resume Next1 G9 I& u6 i, n! g
Select Case ent.ObjectName
4 _9 J+ q/ l6 z Case "AcDbLine"- p, U4 Y6 w9 B/ m# W
Point1 = ent.StartPoint5 a0 b4 D9 B) Z2 |0 g
Point2 = ent.EndPoint1 `5 j; C' _4 p, [8 B- k
If ThisDrawing.Utility.AngleFromXAxis(Point1, Point2) >= PI Then
, f0 `7 B7 U( G& V5 L: p Point1 = ent.EndPoint
) f4 n `3 b4 B1 O0 p Point2 = ent.StartPoint" f- s$ _, T5 b
End If
: l3 }6 M: I6 [1 o Case "AcDbPolyline"
4 S- F. o! p( Y, y% o Dim entCo As Variant6 ^$ U6 a0 h. g
entCo = ent.Coordinates
6 w5 e, j" q1 [3 y, m k = UBound(entCo)
1 j5 G( J( w0 s" X' E9 g If k >= 3 Then% g' ~5 a0 l6 j$ h6 b
p1(0) = entCo(0): p1(1) = entCo(1)
2 Y2 ^0 W* Y$ k9 h* Y6 |1 W' c0 B0 I/ x p2(0) = entCo(k - 1): p2(1) = entCo(k)
2 ?# }4 r+ ^+ b6 U& S1 f0 Q If ThisDrawing.Utility.AngleFromXAxis(p1, p2) >= PI Then" j5 t1 j1 `4 S$ T
p2(0) = entCo(0): p2(1) = entCo(1)
1 O! E" q" Z. G: G0 Q* | p1(0) = entCo(k - 1): p1(1) = entCo(k)
! A% A& f. R9 E) ]) f3 H! A End If# u) g( q( W2 d% X. z, [
Point1 = p1: Point2 = p2
: N$ z! Z i6 s. X End If, c& w7 J% M$ w; c4 T9 _
End Select
' Z4 Y% a" L) f' L/ T5 NEnd Function
7 L' `' x2 V7 q* p; J4 C& m, hPublic Function PI() As Double X5 n+ N# d! }4 m, b& t) k
PI = Atn(1) * 4
: `2 r6 Z0 ?! OEnd Function5 y6 i5 f) n* J
Public Sub GetEntityEx(ent As Object, pickedPoint, Optional Prompt)# ~) u1 G& O, O
'选择实体,直到用户取消操作. H7 b) c' ]1 D* I6 U+ Y
On Error Resume Next8 V/ \" e( G6 o5 u0 ^" O9 T/ m( ]7 T
StartLoop:' n* w9 l. f5 ?5 V9 ]
ThisDrawing.Utility.GetEntity ent, pt, Prompt
4 b I3 s* l5 m. Q7 Z& M$ q If Err Then+ ~( B. e" b1 I& ^5 U
If ThisDrawing.GetVariable("errno") = 7 Then8 C3 y. R# J; r* ]: _! \) I5 v
Err.Clear
% v0 y% i4 d9 K5 l) m GoTo StartLoop# v4 K; t" l } Z- M5 e( u
Else
g- W+ X' b! F. [) Q" b Err.Raise vbObjectError + 5, , "用户取消操作"
4 a% @9 ]. k. g9 q3 w3 ]# f End If
7 H5 Z* v/ y2 S8 v End If
4 ~6 n/ h+ c; }+ |+ ~; V- e$ s# h iEnd Sub
1 y& M: M" G4 Y$ c) K h* o5 j9 U1 }Public Sub gwGetEntity(ent As Object, pickedPoint, Prompt As String, ParamArray gType())
* X9 Z6 [+ B5 ]% X; ]'选择某一类型的实体,如果选择错误则继续,按ESC退出. j' k& a0 v% D" d8 ~# X7 r; j
'gtype是实体名称,不区分大小写,可以用通配符号,如"AcDbBlockReference","acdb*text"等
. e9 e, g& A' r% ^0 l& H2 \' kDim i As Integer. B. z* H2 d+ O8 S
Dim pd As Boolean
3 ]; W7 @* ?( m9 e% M7 |! gpd = False2 d0 b, v! d: F8 l
Do
& D2 G l/ O' Y" F6 N GetEntityEx ent, pickedPoint, Prompt
# Q7 |: U# a3 q# Z, i - {3 y ^% N6 x' O
If ent Is Nothing Then3 g" U2 P* o0 m3 D. \
Exit Do
; J2 t4 e+ `3 p r9 D1 S3 [& F ElseIf UBound(gType) - LBound(gType) + 1 = 0 Then
& W# b) v( I9 d3 Y- p Exit Do* s3 m4 A. r; _
Else2 b. w: ?1 d: ^ J
For i = LBound(gType) To UBound(gType)
0 m e( j0 ~& W0 t0 i If UCase(ent.ObjectName) Like UCase(gType(i)) Then
l8 L- G6 ]" l2 p( G# T- @ Exit Do
/ _# C3 @: k4 E% |3 }8 i Else
9 K$ r2 i( w9 b8 b" ] pd = True( l/ @$ \ c. T3 M! p
End If
* s- H" l% f7 E6 p Next i; y }! u1 l1 I2 o: a% G
If pd Then ThisDrawing.Utility.Prompt "选择的实体不符合要求."
9 i. j0 h# D. P End If
& g* d. k8 D0 O' A; v, JLoop; x& g, F" ~9 e1 A* y
& I# L0 t0 X0 K5 n) A9 W; ^
End Sub$ U3 X2 Z2 H' t; h& A9 u
'计算两点之间距离9 Q6 O8 H6 c! V7 R
Public Function GetDistance(sp As Variant, ep As Variant) As Double$ A/ ]6 D' ]2 u
Dim X As Double
6 j7 @# U& ?8 l+ k1 ? Dim y As Double
K& L, R& a( p/ K [: g9 Y& N Dim z As Double
0 _" s5 o# }! q3 S! e' z9 B* g % a0 V9 P6 m+ T, u/ g9 m4 K* {
X = sp(0) - ep(0)% @. C" I, _* N
y = sp(1) - ep(1)6 D l$ F }2 A+ F A
z = sp(2) - ep(2)1 `* Q( }) z; T5 H, S
6 j5 K- `1 b7 G. R/ y3 Y
GetDistance = Sqr((X ^ 2) + (y ^ 2) + (z ^ 2))1 d6 q( ]! l. u) @- w$ T. y9 G+ k7 S3 _
End Function5 J6 t/ I3 ?( g& O, g
'返回两个Double类型变量的最大值; a4 ]- J6 T9 W& k
Public Function MaxDouble(ByVal a As Double, ParamArray b()) As Double
6 k- z( l3 B) r- z3 i. Y, L MaxDouble = a
2 W& ~* `1 H$ d$ C1 a Dim i As Integer( @; W" p* R$ F" @: J4 x
For i = LBound(b) To UBound(b)
2 x( k; \5 C$ k. I, f; E2 X, M If b(i) > MaxDouble Then MaxDouble = b(i)
) ~, x2 u( o( C+ T0 Z: w- n Next i# D, ]. q% ]3 y$ \! A1 M! Z
End Function
% c' f: n2 c1 B* H; K9 j' u% BPublic Function CreateSelectionSet(Optional ssName As String = "ss") As AcadSelectionSet+ A B6 j* h2 |
'返回一个空白选择集$ k! s% h% [! `- R1 O3 ?3 P: n
2 q& r1 b8 B+ c L2 X9 E Dim ss As AcadSelectionSet
9 m2 i8 D0 z4 y1 u) Z9 ~; _ : s# C8 g% p" j# y
On Error Resume Next
5 m" B/ ^- j1 R0 M Set ss = ThisDrawing.SelectionSets(ssName)* U! O) W& R; {& Z( l$ e* F
If Err Then Set ss = ThisDrawing.SelectionSets.Add(ssName)
7 y4 |4 o% B) I* u5 ~6 n ss.Clear9 z5 }, Q1 k* d& S5 ?* i8 R
Set CreateSelectionSet = ss6 m' f* [; P. G6 I% K S+ S1 x
End Function
* b# H1 X9 s0 x$ r7 z6 a& c. O# yPublic Sub BuildFilter(typeArray, dataArray, ParamArray gCodes())2 i$ ] ]0 W) w: C% _, ^( H
'用数组方式填充一对变量以用作为选择集过滤器使用) }' B% U( Z6 I( G" C) |
Dim fType() As Integer, fData()
; R5 F7 Q3 v3 v" w& _/ a2 N" A Dim index As Long, i As Long; K+ ^3 j/ a0 V$ X
3 n8 A4 R: {6 `# P5 {9 |
index = LBound(gCodes) - 1
0 f6 Z! F2 n% h4 E
# s3 O' I0 l8 n- Y, Z4 C For i = LBound(gCodes) To UBound(gCodes) Step 2
; H9 S. F& W& u* n* x index = index + 11 q- Q5 C+ `+ K: ~0 U
ReDim Preserve fType(0 To index)
" T# q$ Z& f/ _4 I+ \) s) h ReDim Preserve fData(0 To index)
+ H, U- X: s6 O1 @) m fType(index) = CInt(gCodes(i))0 V! @- H7 j# U- f. I2 r
fData(index) = gCodes(i + 1)6 {( m% z# r9 U& k; S1 r# ?) b6 y
Next
/ ]9 g9 a5 m7 F: o/ S2 L; ~ typeArray = fType: dataArray = fData* N' n) u7 `& i9 q. U" F- p1 I
End Sub5 S7 h3 Y2 W8 r# X2 i
2 x- ^ E8 \+ K7 ^3 r- Z* G; g7 ^
[ 本帖最后由 xiaoma76 于 2008-7-29 18:10 编辑 ] |
评分
-
查看全部评分
|