mxGraph 1.10.4.0


com.mxgraph.layout.hierarchical.model
Class mxGraphHierarchyNode

java.lang.Object
  extended by com.mxgraph.layout.hierarchical.model.mxGraphAbstractHierarchyCell
      extended by com.mxgraph.layout.hierarchical.model.mxGraphHierarchyNode

public class mxGraphHierarchyNode
extends mxGraphAbstractHierarchyCell

An abstraction of an internal node in the hierarchy layout


Field Summary
 Object cell
          The graph cell this object represents.
 Collection<mxGraphHierarchyEdge> connectsAsSource
          Collection of hierarchy edges that have this node as a source
 Collection<mxGraphHierarchyEdge> connectsAsTarget
          Collection of hierarchy edges that have this node as a target
static Collection<mxGraphHierarchyEdge> emptyConnectionMap
          Shared empty connection map to return instead of null in applyMap.
 int[] hashCode
          Assigns a unique hashcode for each node.
 
Fields inherited from class com.mxgraph.layout.hierarchical.model.mxGraphAbstractHierarchyCell
height, maxRank, minRank, nextLayerConnectedCells, previousLayerConnectedCells, temp, width, x, y
 
Constructor Summary
mxGraphHierarchyNode(Object cell)
          Constructs an internal node to represent the specified real graph cell
 
Method Summary
 int getGeneralPurposeVariable(int layer)
          Gets the value of temp for the specified layer
 List<mxGraphAbstractHierarchyCell> getNextLayerConnectedCells(int layer)
          Returns the cells this cell connects to on the next layer up
 List<mxGraphAbstractHierarchyCell> getPreviousLayerConnectedCells(int layer)
          Returns the cells this cell connects to on the next layer down
 int getRankValue()
          Returns the integer value of the layer that this node resides in
 boolean isAncestor(mxGraphHierarchyNode otherNode)
           
 boolean isEdge()
           
 boolean isVertex()
           
 void setGeneralPurposeVariable(int layer, int value)
          Set the value of temp for the specified layer
 
Methods inherited from class com.mxgraph.layout.hierarchical.model.mxGraphAbstractHierarchyCell
getX, setX, setY
 
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
 

Field Detail

emptyConnectionMap

public static Collection<mxGraphHierarchyEdge> emptyConnectionMap
Shared empty connection map to return instead of null in applyMap.


cell

public Object cell
The graph cell this object represents.


connectsAsTarget

public Collection<mxGraphHierarchyEdge> connectsAsTarget
Collection of hierarchy edges that have this node as a target


connectsAsSource

public Collection<mxGraphHierarchyEdge> connectsAsSource
Collection of hierarchy edges that have this node as a source


hashCode

public int[] hashCode
Assigns a unique hashcode for each node. Used by the model dfs instead of copying HashSets

Constructor Detail

mxGraphHierarchyNode

public mxGraphHierarchyNode(Object cell)
Constructs an internal node to represent the specified real graph cell

Parameters:
cell - the real graph cell this node represents
Method Detail

getRankValue

public int getRankValue()
Returns the integer value of the layer that this node resides in

Returns:
the integer value of the layer that this node resides in

getNextLayerConnectedCells

public List<mxGraphAbstractHierarchyCell> getNextLayerConnectedCells(int layer)
Returns the cells this cell connects to on the next layer up

Specified by:
getNextLayerConnectedCells in class mxGraphAbstractHierarchyCell
Parameters:
layer - the layer this cell is on
Returns:
the cells this cell connects to on the next layer up

getPreviousLayerConnectedCells

public List<mxGraphAbstractHierarchyCell> getPreviousLayerConnectedCells(int layer)
Returns the cells this cell connects to on the next layer down

Specified by:
getPreviousLayerConnectedCells in class mxGraphAbstractHierarchyCell
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 mxGraphAbstractHierarchyCell
Returns:
whether or not this cell is an edge

isVertex

public boolean isVertex()
Specified by:
isVertex in class mxGraphAbstractHierarchyCell
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 mxGraphAbstractHierarchyCell
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 mxGraphAbstractHierarchyCell
Parameters:
layer - the layer relating to a specific entry into temp
value - the value for that layer

isAncestor

public boolean isAncestor(mxGraphHierarchyNode otherNode)

mxGraph 1.10.4.0


Copyright (c) 2010 Gaudenz Alder, David Benson. All rights reserved.