WBlock 方法 （ActiveX）

签名

工 务 局：

object.WBlock FileName, SelectionSet

对象

类型：文档

此方法适用的对象。

文件名

访问：仅输入

类型：字符串

要将选择集写入到的文件名。

选择集

访问：仅输入

类型：选择集

选择集的名称。

返回值（RetVal）

无返回值。

言论

没有额外的评论。

例子

工 务 局：

Sub Example_WBlock()
    ' This example creates several objects in model space and
    ' adds them to a selection set. This selection set is then
    ' output as a new drawing file.
    
    ' Create a Ray object in model space
    Dim rayObj As AcadRay
    Dim basePoint(0 To 2) As Double
    Dim SecondPoint(0 To 2) As Double
    basePoint(0) = 3#: basePoint(1) = 3#: basePoint(2) = 0#
    SecondPoint(0) = 1#: SecondPoint(1) = 3#: SecondPoint(2) = 0#
    Set rayObj = ThisDrawing.ModelSpace.AddRay(basePoint, SecondPoint)
    
    ' Create a polyline object in model space
    Dim plineObj As AcadLWPolyline
    Dim points(0 To 5) As Double
    points(0) = 3: points(1) = 7
    points(2) = 9: points(3) = 2
    points(4) = 3: points(5) = 5
    Set plineObj = ThisDrawing.ModelSpace.AddLightWeightPolyline(points)
    plineObj.Closed = True

    ' Create a line object in model space
    Dim lineObj As AcadLine
    Dim startPoint(0 To 2) As Double
    Dim endPoint(0 To 2) As Double
    startPoint(0) = 0: startPoint(1) = 0: startPoint(2) = 0
    endPoint(0) = 2: endPoint(1) = 2: endPoint(2) = 0
    Set lineObj = ThisDrawing.ModelSpace.AddLine(startPoint, endPoint)
    
    ' Create a circle object in model space
    Dim circObj As AcadCircle
    Dim centerPt(0 To 2) As Double
    Dim radius As Double
    centerPt(0) = 20: centerPt(1) = 30: centerPt(2) = 0
    radius = 3
    Set circObj = ThisDrawing.ModelSpace.AddCircle(centerPt, radius)

    ' Create an ellipse object in model space
    Dim ellObj As AcadEllipse
    Dim majAxis(0 To 2) As Double
    Dim center(0 To 2) As Double
    Dim radRatio As Double
    center(0) = 5#: center(1) = 5#: center(2) = 0#
    majAxis(0) = 10: majAxis(1) = 20#: majAxis(2) = 0#
    radRatio = 0.3
    Set ellObj = ThisDrawing.ModelSpace.AddEllipse(center, majAxis, radRatio)

    ZoomAll
    
    ' Create a selection set
    Dim ssetObj As AcadSelectionSet
    Set ssetObj = ThisDrawing.SelectionSets.Add("WBLOCKSET")
    
    ' Iterate through the model space collection and add
    ' each item found to an array of objects
    ReDim objsInModelSpace(0 To ThisDrawing.ModelSpace.count - 1) As AcadEntity
    Dim I As Integer
    For I = 0 To ThisDrawing.ModelSpace.count - 1
        Set objsInModelSpace(I) = ThisDrawing.ModelSpace.Item(I)
    Next
    
    ' Add the array of objects into the selection set
    ssetObj.AddItems objsInModelSpace
    
    ' Output the selection set to a new file
    ThisDrawing.Wblock "C:\AutoCAD\WBlock_example.dwg", ssetObj
    
End Sub

Visual LISP:

(vl-load-com)
(defun c:Example_WBlock()
    ;; This example creates several objects in model space and
    ;; adds them to a selection set. This selection set is then
    ;; output as a new drawing file.
    (setq acadObj (vlax-get-acad-object))
    (setq doc (vla-get-ActiveDocument acadObj))
    (setq modelSpace (vla-get-ModelSpace doc))

    ;; Create a Ray object in model space
    (setq basePoint (vlax-3d-point 3 3 0)
          secondPoint (vlax-3d-point 1 3 0))
    (setq rayObj (vla-AddRay modelSpace basePoint secondPoint))
    
    ;; Create a polyline object in model space
    (setq points (vlax-make-safearray vlax-vbDouble '(0 . 5)))
    (vlax-safearray-fill points '(3 7
                                  9 2
                                  3 5
                                 )
    )
    (setq plineObj (vla-AddLightWeightPolyline modelSpace points))
    (vla-put-Closed plineObj :vlax-true)

    ;; Create a line object in model space
    (setq startPoint (vlax-3d-point 0 0 0)
          endPoint (vlax-3d-point 2 2 0))
    (setq lineObj (vla-AddLine modelSpace startPoint endPoint))
    
    ;; Create a circle object in model space
    (setq centerPt (vlax-3d-point 20 30 0)
          radius 3)
    (setq circObj (vla-AddCircle modelSpace centerPt radius))

    ;; Create an ellipse object in model space
    (setq center (vlax-3d-point 5 5 0)
          majAxis (vlax-3d-point 10 20 0)
          radRatio 0.3)
    (setq ellObj (vla-AddEllipse modelSpace center majAxis radRatio))

    (vla-ZoomAll acadObj)
    
    ;; Create a selection set
    (setq ssetObj (vla-Add (vla-get-SelectionSets doc) "WBLOCKSET"))
    
    ;; Iterate through the model space collection and add
    ;; each item found to an array of objects
    (setq objsInModelSpace (vlax-make-safearray vlax-vbObject (cons 0 (1- (vla-get-Count (vla-get-ModelSpace doc)))))
          cnt 0)
    (vlax-for entry (vla-get-ModelSpace doc)
        (vlax-safearray-put-element objsInModelSpace cnt entry)
        (setq cnt (1+ cnt))
    )
    
    ;; Add the array of objects into the selection set
    (vla-AddItems ssetObj objsInModelSpace)
    
    ;; Output the selection set to a new file
    (vla-Wblock doc "C:\\AutoCAD\\WBlock_example.dwg" ssetObj)

    (vla-Delete ssetObj)
)