AlignmentEntityCollection.AddFreeSpiral Method

Creates a AlignmentSCS (Spiral-Curve-Spiral group with a curve and a spiral length is 0) entity defined by a previous entity, a next entity, the lengths or A-Value of spiral, and the spiral type and the definition type.

Namespace: Autodesk.Civil.DatabaseServices
Assembly: AeccDbMgd (in AeccDbMgd.dll) Version: 13.8.0.1516

Syntax

C#

public AlignmentSCS AddFreeSpiral(
	int previousEntityId,
	int nextEntityId,
	double spParam,
	SpiralParamType spType,
	SpiralCurveType spiralCurveType,
	SpiralType spiralDefinition
)

VB

Public Function AddFreeSpiral ( 
	previousEntityId As Integer,
	nextEntityId As Integer,
	spParam As Double,
	spType As SpiralParamType,
	spiralCurveType As SpiralCurveType,
	spiralDefinition As SpiralType
) As AlignmentSCS

C++

public:
AlignmentSCS^ AddFreeSpiral(
	int previousEntityId, 
	int nextEntityId, 
	double spParam, 
	SpiralParamType spType, 
	SpiralCurveType spiralCurveType, 
	SpiralType spiralDefinition
)

Parameters

previousEntityId  Int32

Previous entity identifier.

nextEntityId  Int32

Next entity identifier.

spParam  Double

Spiral parameter (length or A-value).

spType  SpiralParamType

Specifies the spParam parameter's type.

spiralCurveType  SpiralCurveType

Specifies the spiral curve type, InCurve or OutCurve.

spiralDefinition  SpiralType

Definition of the spiral.

Return Value

AlignmentSCS

Remarks

You can use the AlignmentSCS.SpiralIn or AlignmentSCS.SpiralOut to get the real spiral sub-entity we added.

See Also

Reference