Construct Circle Example (VB.NET)

This example shows how to construct a Circle.

'--------------------------------------------------------------
' Preconditions:
' 1. Create a VB.NET Windows console project.
' 2. Copy and paste this example into the VB.NET IDE.
' 3. Add a reference to:
'    install_dir\APISDK\tlb\DraftSight.Interop.dsAutomation.dll.
' 4. Start DraftSight and open a document.
' 5. Start debugging the project.
'
' Postconditions: A message box pops up when a Circle is
' constructed in the drawing document.
'----------------------------------------------------------------
Imports DraftSight.Interop.dsAutomation

Module Module1

    Sub Main()

        Dim dsApp As Application
        Dim dsDoc As Document
        Dim dsModel As Model
        Dim dsSketchManager As SketchManager
        Dim dsCircle As Circle
        Dim centerX, centerY, centerZ, radius As Double

        'Connect to DraftSight
        dsApp = GetObject(, "DraftSight.Application")
	dsApp.AbortRunningCommand() ' abort any command currently running in DraftSight to avoid nested commands

        'Get active document
        dsDoc = dsApp.GetActiveDocument()
        If Not dsDoc Is Nothing Then

            'Get model space
            dsModel = dsDoc.GetModel()

            'Get Sketch Manager
            dsSketchManager = dsModel.GetSketchManager()

            'Circle parameters
            centerX = 1.0#
            centerY = 2.0#
            centerZ = 0.0#
            radius = 5.0#

            'Construct a Circle
            dsCircle = dsSketchManager.InsertCircle(centerX, centerY, centerZ, radius)

            If Not dsCircle Is Nothing Then
                MsgBox("Circle was added to drawing.")
            End If

        Else

            MsgBox("There are no open documents in DraftSight.")

        End If

    End Sub

End Module