Class DirectedEdgeStar

A sorted collection of DirectedEdges which leave a Node in a PlanarGraph.

Inheritance
Object
DirectedEdgeStar
Inherited Members
Namespace: NetTopologySuite.Planargraph
Assembly: NetTopologySuite.dll
Syntax
public class DirectedEdgeStar

Properties

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Coordinate

Returns the coordinate for the node at which this star is based.

Declaration
public Coordinate Coordinate { get; }
Property Value
Type Description
Coordinate
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Degree

Returns the number of edges around the Node associated with this DirectedEdgeStar.

Declaration
public int Degree { get; }
Property Value
Type Description
Int32
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Edges

Returns the DirectedEdges, in ascending order by angle with the positive x-axis.

Declaration
public IList<DirectedEdge> Edges { get; }
Property Value
Type Description
IList<DirectedEdge>

Methods

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Add(DirectedEdge)

Adds a new member to this DirectedEdgeStar.

Declaration
public void Add(DirectedEdge de)
Parameters
Type Name Description
DirectedEdge de
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GetEnumerator()

Returns an Iterator over the DirectedEdges, in ascending order by angle with the positive x-axis.

Declaration
public IEnumerator<DirectedEdge> GetEnumerator()
Returns
Type Description
IEnumerator<DirectedEdge>
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GetIndex(DirectedEdge)

Returns the zero-based index of the given DirectedEdge, after sorting in ascending order by angle with the positive x-axis.

Declaration
public int GetIndex(DirectedEdge dirEdge)
Parameters
Type Name Description
DirectedEdge dirEdge
Returns
Type Description
Int32
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GetIndex(Edge)

Returns the zero-based index of the given Edge, after sorting in ascending order by angle with the positive x-axis.

Declaration
public int GetIndex(Edge edge)
Parameters
Type Name Description
Edge edge
Returns
Type Description
Int32
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GetIndex(Int32)

Returns the remainder when i is divided by the number of edges in this DirectedEdgeStar.

Declaration
public int GetIndex(int i)
Parameters
Type Name Description
Int32 i
Returns
Type Description
Int32
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GetNextCWEdge(DirectedEdge)

Returns the DirectedEdge on the right-hand (CW) side of the given DirectedEdge (which must be a member of this DirectedEdgeStar).

Declaration
public DirectedEdge GetNextCWEdge(DirectedEdge dirEdge)
Parameters
Type Name Description
DirectedEdge dirEdge
Returns
Type Description
DirectedEdge
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GetNextEdge(DirectedEdge)

Returns the DirectedEdge on the left-hand side of the given DirectedEdge (which must be a member of this DirectedEdgeStar).

Declaration
public DirectedEdge GetNextEdge(DirectedEdge dirEdge)
Parameters
Type Name Description
DirectedEdge dirEdge
Returns
Type Description
DirectedEdge
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Remove(DirectedEdge)

Drops a member of this DirectedEdgeStar.

Declaration
public void Remove(DirectedEdge de)
Parameters
Type Name Description
DirectedEdge de