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Get Sketch Regions Example (VB.NET)

This example shows how to get the sketch regions in a sketch.

' Preconditions:
' 1. Open a model document that contains a Sketch1 feature and
'    one or more sketch regions.
' 2. Press F5 after each region is processed.
' Postconditions: None
Imports SolidWorks.Interop.sldworks
Imports SolidWorks.Interop.swconst
Imports System.Runtime.InteropServices
Imports System
Imports System.Diagnostics

Partial Class SolidWorksMacro

Sub main()

Dim myModel As ModelDoc2
Dim myPart As PartDoc
Dim SelMgr As SelectionMgr
Dim mySelectData As SelectData
Dim myFeature As Feature
Dim mySketch As Sketch
Dim regionCount As Integer
        Dim vSkRegions As Object
        Dim skRegion As SketchRegion
Dim myLoop As Loop2
Dim edgeCount As Integer, vertexCount As Integer
        Dim vEdges As Object, myEdge As Edge
Dim vVertices As Object, myVertex As Vertex
Dim vPoint As Object, X As Double, Y As Double, Z As Double
        Dim outer As Boolean, strOuter As String
        Dim i As Integer, j As Integer, k As Integer
        Dim boolstatus As Boolean

        myModel = swApp.ActiveDoc
        SelMgr = myModel.SelectionManager
        mySelectData = SelMgr.CreateSelectData
        myPart = myModel
        myFeature = myPart.FeatureByName(
        mySketch = myFeature.GetSpecificFeature2()
'             or
        '    Set mySketch = myModel.GetActiveSketch2()
        '    Set myFeature = mySketch

        If Not mySketch Is Nothing Then
            regionCount = mySketch.GetSketchRegionCount()
            Debug.Print(regionCount &
" regions in sketch " & myFeature.Name)

            vSkRegions = mySketch.GetSketchRegions()

For i = LBound(vSkRegions) To UBound(vSkRegions)
                skRegion = vSkRegions(i)

If Not skRegion Is Nothing Then
                    Debug.Print("  Region " & i & ":")
                    j = 0
                    myLoop = skRegion.GetFirstLoop()
While Not myLoop Is Nothing
                        edgeCount = myLoop.GetEdgeCount()
                        vertexCount = myLoop.GetVertexCount()
                        outer = myLoop.IsOuter()

If outer = 0 Then
                            strOuter = "Inner loop"
                            strOuter = "Outer loop"
                        End If

                        Debug.Print("    Loop " & j & ": " & edgeCount & " edges, " & vertexCount & " vertices, " & strOuter)

                        vEdges = myLoop.GetEdges()

For k = LBound(vEdges) To UBound(vEdges)
                            myEdge = vEdges(k)
If Not myEdge Is Nothing Then
                                Debug.Print("      Edge " & k & ": ")
End If

                        Next k

                        vVertices = myLoop.GetVertices()

For k = LBound(vVertices) To UBound(vVertices)
                            myVertex = vVertices(k)
If Not myVertex Is Nothing Then
                                vPoint = myVertex.GetPoint()
                                X = vPoint(0)
                                Y = vPoint(1)
                                Z = vPoint(2)

"      Vertex " & k & ": " & "(" & X & ", " & Y & ", " & Z & ")")
End If
                        Next k

                        myLoop = myLoop.GetNext()
                        j = j + 1
End While

                    boolstatus = skRegion.Select2(False, mySelectData)
If boolstatus = 0 Then
                        Debug.Print("    Selection of region failed.")
End If


                End If

            Next i

End If

    End Sub

Public swApp As SldWorks

End Class


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