Using Programming Languages other than VBA

Sub Example_IntersectWith()
	' This example creates a line and circle and finds the points at
	' which they intersect.

	' Create the line
	Dim lineObj As AcadLine
	Dim startPt(0 To 2) As Double
	Dim endPt(0 To 2) As Double
	startPt(0) = 1: startPt(1) = 1: startPt(2) = 0
	endPt(0) = 5: endPt(1) = 5: endPt(2) = 0
	Set lineObj = ThisDrawing.ModelSpace.AddLine(startPt, endPt)
	
	' Create the circle
	Dim circleObj As AcadCircle
	Dim centerPt(0 To 2) As Double
	Dim radius As Double
	centerPt(0) = 3: centerPt(1) = 3: centerPt(2) = 0
	radius = 1
	Set circleObj = ThisDrawing.ModelSpace.AddCircle(centerPt, radius)
	ZoomAll

	' Find the intersection points between the line and the circle
	Dim intPoints As Variant
	intPoints = lineObj.IntersectWith(circleObj, acExtendNone)

	' Print all the intersection points
	Dim I As Integer, j As Integer, k As Integer
	Dim str As String
	If VarType(intPoints) <> vbEmpty Then
		For I = LBound(intPoints) To UBound(intPoints)
			str = "Intersection Point[" & k & "] is: " & intPoints(j) & "," & intPoints(j + 1) & "," & intPoints(j + 2)
			MsgBox str, , "IntersectWith Example"
			str = ""
			I = I + 2
			j = j + 3
			k = k + 1
		Next
	End If
End Sub