顶点数属性 （ActiveX）

签名

工 务 局：

object.NumberOfVertices

对象

类型：多边形网格

此属性适用的对象。

属性值

只读：是的

类型：长

中的顶点数。PolyfaceMesh

言论

没有额外的评论。

例子

工 务 局：

Sub Example_NumberOfVertices()
    ' This example creates a PolyFaceMesh and displays the number of vertices it contains
    
    Dim vertexList(0 To 17) As Double
    Dim FaceList(0 To 7) As Integer
    Dim NewPolyFaceMeshObj As AcadPolyfaceMesh
    Dim direction(0 To 2) As Double
    
    'Data for new PolyFaceMesh object
    vertexList(0) = 4: vertexList(1) = 7: vertexList(2) = 0
    vertexList(3) = 5: vertexList(4) = 7: vertexList(5) = 0
    vertexList(6) = 6: vertexList(7) = 7: vertexList(8) = 0
    vertexList(9) = 4: vertexList(10) = 6: vertexList(11) = 0
    vertexList(12) = 5: vertexList(13) = 6: vertexList(14) = 0
    vertexList(15) = 6: vertexList(16) = 6: vertexList(17) = 6
    
    FaceList(0) = 1:    FaceList(1) = 2:    FaceList(2) = 5
    FaceList(3) = 4:    FaceList(4) = 2:    FaceList(5) = 3
    FaceList(6) = 6:    FaceList(7) = 5

    ' Create new PolyFaceMesh object
    Set NewPolyFaceMeshObj = ModelSpace.AddPolyfaceMesh(vertexList, FaceList)
    NewPolyFaceMeshObj.Update

    ' Change the viewing direction of the viewport to
    ' better see the polyface mesh
    direction(0) = -1: direction(1) = -1: direction(2) = 1
    ThisDrawing.ActiveViewport.direction = direction
    ThisDrawing.ActiveViewport = ThisDrawing.ActiveViewport
    ThisDrawing.Application.ZoomAll
    
    ' Display number of vertices in this PolyFaceMesh
    MsgBox "The new PolyFaceMesh contains " & NewPolyFaceMeshObj.NumberOfVertices & " vertices."
End Sub

Visual LISP：

(vl-load-com)
(defun c:Example_NumberOfVertices()
    ;; This example creates a PolyFaceMesh and displays the number of vertices it contains
    (setq acadObj (vlax-get-acad-object))
    (setq doc (vla-get-ActiveDocument acadObj))
    
    ;; Data for new PolyFaceMesh object
    (setq vertexList (vlax-make-safearray vlax-vbDouble '(0 . 17)))
    (vlax-safearray-fill vertexList '(4 7 0
				      5 7 0
				      6 7 0
				      4 6 0
				      5 6 0
				      6 6 6
				     )
    )
    
    (setq FaceList (vlax-make-safearray vlax-vbInteger '(0 . 7)))
    (vlax-safearray-fill FaceList '(1
				    2
				    5
				    4
				    2
				    3
				    6
				    5
				   )
    )

    ;; Create new PolyFaceMesh object
    (setq modelSpace (vla-get-ModelSpace doc))
    (setq NewPolyFaceMeshObj (vla-AddPolyfaceMesh modelSpace vertexList FaceList))
    (vla-Update NewPolyFaceMeshObj)

    ;; Change the viewing direction of the viewport to
    ;; better see the polyface mesh
    (setq direction (vlax-3d-point -1 -1 1))
    (setq activeViewport (vla-get-ActiveViewport doc))
    (vla-put-Direction activeViewport direction)
    (vla-put-ActiveViewport doc activeViewport)
    (vla-ZoomAll acadObj)
    
    ;; Display number of vertices in this PolyFaceMesh
    (alert (strcat "The new PolyFaceMesh contains " (itoa (vla-get-NumberOfVertices NewPolyFaceMeshObj)) " vertices."))
)