Package org.meteoinfo.jts.planargraph

Class DirectedEdgeStar

    • Field Summary

      Fields 
      Modifier and Type Field Description
      protected java.util.List outEdges
      The underlying list of outgoing DirectedEdges

    • Constructor Summary

      Constructors 
      Constructor Description
      DirectedEdgeStar​()
      Constructs a DirectedEdgeStar with no edges.

    • Method Summary

      All Methods Instance Methods Concrete Methods 
      Modifier and Type Method Description
      void add​(DirectedEdge de)
      Adds a new member to this DirectedEdgeStar.
      Coordinate getCoordinate​()
      Returns the coordinate for the node at wich this star is based
      int getDegree​()
      Returns the number of edges around the Node associated with this DirectedEdgeStar.
      java.util.List getEdges​()
      Returns the DirectedEdges, in ascending order by angle with the positive x-axis.
      int getIndex​(int i)
      Returns value of i modulo the number of edges in this DirectedEdgeStar (i.e.
      int getIndex​(DirectedEdge dirEdge)
      Returns the zero-based index of the given DirectedEdge, after sorting in ascending order by angle with the positive x-axis.
      int getIndex​(Edge edge)
      Returns the zero-based index of the given Edge, after sorting in ascending order by angle with the positive x-axis.
      DirectedEdge getNextCWEdge​(DirectedEdge dirEdge)
      Returns the DirectedEdge on the right-hand (CW) side of the given DirectedEdge (which must be a member of this DirectedEdgeStar).
      DirectedEdge getNextEdge​(DirectedEdge dirEdge)
      Returns the DirectedEdge on the left-hand (CCW) side of the given DirectedEdge (which must be a member of this DirectedEdgeStar).
      java.util.Iterator iterator​()
      Returns an Iterator over the DirectedEdges, in ascending order by angle with the positive x-axis.
      void remove​(DirectedEdge de)
      Drops a member of this DirectedEdgeStar.

      • Methods inherited from class java.lang.Object

        clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

    • Field Detail

      • outEdges

        protected java.util.List outEdges
        The underlying list of outgoing DirectedEdges

    • Constructor Detail

      • DirectedEdgeStar

        public DirectedEdgeStar​()
        Constructs a DirectedEdgeStar with no edges.

    • Method Detail

      • add

        public void add​(DirectedEdge de)
        Adds a new member to this DirectedEdgeStar.

      • remove

        public void remove​(DirectedEdge de)
        Drops a member of this DirectedEdgeStar.

      • iterator

        public java.util.Iterator iterator​()
        Returns an Iterator over the DirectedEdges, in ascending order by angle with the positive x-axis.

      • getDegree

        public int getDegree​()
        Returns the number of edges around the Node associated with this DirectedEdgeStar.

      • getCoordinate

        public Coordinate getCoordinate​()
        Returns the coordinate for the node at wich this star is based

      • getEdges

        public java.util.List getEdges​()
        Returns the DirectedEdges, in ascending order by angle with the positive x-axis.

      • getIndex

        public int getIndex​(Edge edge)
        Returns the zero-based index of the given Edge, after sorting in ascending order by angle with the positive x-axis.

      • getIndex

        public int getIndex​(DirectedEdge dirEdge)
        Returns the zero-based index of the given DirectedEdge, after sorting in ascending order by angle with the positive x-axis.

      • getIndex

        public int getIndex​(int i)
        Returns value of i modulo the number of edges in this DirectedEdgeStar (i.e. the remainder when i is divided by the number of edges)
        Parameters:
        i - an integer (positive, negative or zero)