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<title>Construct Circle Example (VB.NET)</title>
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<h1>Construct Circle Example (VB.NET)</h1>
<p>This example shows how to construct a Circle.</p>
<pre>'--------------------------------------------------------------
' 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:
' <i>install_dir</i>\<b>APISDK\tlb\DraftSight.Interop.dsAutomation.dll</b>.
' 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</pre>
<pre>Module Module1</pre>
<pre> Sub Main()</pre>
<pre> 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</pre>
<pre> 'Connect to DraftSight
dsApp = GetObject(, "DraftSight.Application")
dsApp.<b>AbortRunningCommand</b>() ' abort any command currently running in DraftSight to avoid nested commands</pre>
<pre> 'Get active document
dsDoc = dsApp.<b>GetActiveDocument</b>()
If Not dsDoc Is Nothing Then</pre>
<pre> 'Get model space
dsModel = dsDoc.<b>GetModel</b>()</pre>
<pre> 'Get Sketch Manager
dsSketchManager = dsModel.<b>GetSketchManager</b>()</pre>
<pre> 'Circle parameters
centerX = 1.0#
centerY = 2.0#
centerZ = 0.0#
radius = 5.0#</pre>
<pre> 'Construct a Circle
dsCircle = dsSketchManager.<b>InsertCircle</b>(centerX, centerY, centerZ, radius)</pre>
<pre> If Not dsCircle Is Nothing Then
MsgBox("Circle was added to drawing.")
End If</pre>
<pre> Else</pre>
<pre> MsgBox("There are no open documents in DraftSight.")</pre>
<pre> End If
</pre>
<pre> End Sub</pre>
<pre>End Module</pre>
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