Class JGraphHierarchyEdge

java.lang.Object
com.jgraph.layout.hierarchical.model.JGraphAbstractHierarchyCell
com.jgraph.layout.hierarchical.model.JGraphHierarchyEdge
public class JGraphHierarchyEdge extends JGraphAbstractHierarchyCell
An abstraction of a hierarchical edge for the hierarchy layout

  • Field Details

    • edges

      public List edges
      The graph edge(s) this object represents. Parallels edge are all grouped together within one hierarchy edge.

    • source

      public JGraphHierarchyNode source
      The node this edge is sourced at

    • target

      public JGraphHierarchyNode target
      The node this edge targets

    • isReversed

      protected boolean isReversed
      Whether or not the direction of this edge has been reversed internally to create a DAG for the hierarchical layout

  • Constructor Details

    • JGraphHierarchyEdge

      public JGraphHierarchyEdge(List edges)
      Constructs a hierarchy edge
      Parameters:
      edges - a list of real graph edges this abstraction represents

  • Method Details

    • invert

      public void invert()
      Inverts the direction of this internal edge(s)

    • isReversed

      public boolean isReversed()
      Returns:
      Returns the isReversed.

    • setReversed

      public void setReversed(boolean isReversed)
      Parameters:
      isReversed - The isReversed to set.

    • getNextLayerConnectedCells

      public List getNextLayerConnectedCells(int layer)
      Returns the cells this cell connects to on the next layer up
      Specified by:
      getNextLayerConnectedCells in class JGraphAbstractHierarchyCell
      Parameters:
      layer - the layer this cell is on
      Returns:
      the cells this cell connects to on the next layer up

    • getPreviousLayerConnectedCells

      public List getPreviousLayerConnectedCells(int layer)
      Returns the cells this cell connects to on the next layer down
      Specified by:
      getPreviousLayerConnectedCells in class JGraphAbstractHierarchyCell
      Parameters:
      layer - the layer this cell is on
      Returns:
      the cells this cell connects to on the next layer down

    • isEdge

      public boolean isEdge()
      Specified by:
      isEdge in class JGraphAbstractHierarchyCell
      Returns:
      whether or not this cell is an edge

    • isVertex

      public boolean isVertex()
      Specified by:
      isVertex in class JGraphAbstractHierarchyCell
      Returns:
      whether or not this cell is a node

    • getGeneralPurposeVariable

      public int getGeneralPurposeVariable(int layer)
      Gets the value of temp for the specified layer
      Specified by:
      getGeneralPurposeVariable in class JGraphAbstractHierarchyCell
      Parameters:
      layer - the layer relating to a specific entry into temp
      Returns:
      the value for that layer

    • setGeneralPurposeVariable

      public void setGeneralPurposeVariable(int layer, int value)
      Set the value of temp for the specified layer
      Specified by:
      setGeneralPurposeVariable in class JGraphAbstractHierarchyCell
      Parameters:
      layer - the layer relating to a specific entry into temp
      value - the value for that layer