Creates a spiral entity defined by a previous entity, a start point, a point of intersection, a start radius, an end radius, a length, a spiral definition, and a clockwise indicator.

Namespace: Autodesk.Civil.DatabaseServices
Assembly: AeccDbMgd (in AeccDbMgd.dll) Version: 13.4.2516.0

Syntax

C#
public AlignmentSpiral AddFixedSpiral(
	int previousEntityId,
	Point3d startPoint,
	Point3d spiralPI,
	double startRadius,
	double endRadius,
	double length,
	bool isClockwise,
	SpiralType spiralDefinition
)
Visual Basic
Public Function AddFixedSpiral ( _
	previousEntityId As Integer, _
	startPoint As Point3d, _
	spiralPI As Point3d, _
	startRadius As Double, _
	endRadius As Double, _
	length As Double, _
	isClockwise As Boolean, _
	spiralDefinition As SpiralType _
) As AlignmentSpiral
Visual C++
public:
AlignmentSpiral^ AddFixedSpiral(
	int previousEntityId, 
	Point3d startPoint, 
	Point3d spiralPI, 
	double startRadius, 
	double endRadius, 
	double length, 
	bool isClockwise, 
	SpiralType spiralDefinition
)

Parameters

previousEntityId
Type: System..::..Int32
Previous entity identifier.
startPoint
Type: Point3d
Start point of the spiral entity.
spiralPI
Type: Point3d
Point of intersection of the spiral entity.
startRadius
Type: System..::..Double
Start value of the radius of the arc.
endRadius
Type: System..::..Double
End value of the radius of the arc.
length
Type: System..::..Double
Length of the spiral entity.
isClockwise
Type: System..::..Boolean
Specifies whether the spiral entity is created clockwise (True) or counter-clockwise (False).
spiralDefinition
Type: Autodesk.Civil..::..SpiralType
Specifies the spiral definition type.

Remarks

If possible, connect to the previous entity.

See Also