infovis.graph.io
Class AbstractGraphReader

java.lang.Object
  infovis.io.AbstractReader
      infovis.table.io.AbstractTableReader
          infovis.graph.io.AbstractGraphReader

Direct Known Subclasses:

AdjGraphReader, ChacoGraphReader, DOTGraphReader, GMLGraphReader, PajekNetReader, RDFGraphReader, VCGGraphReader

public abstract class AbstractGraphReader
extends AbstractTableReader

Base class for Graph readers, except for formats based on XML. Graph readers hold a graph and can also maintain the shapes of the nodes and the shapes of the links.

Version:

$Revision: 1.6 $

Author:

Jean-Daniel Fekete

Constructor Summary

AbstractGraphReader(InputStream in, String name, Graph graph)
Creates an AbstractGraphReader from a BufferedReader, a name and a Graph.

Method Summary

Shape	findLinkShape(int edge)
ShapeColumn	findLinkShapes()
Shape	findNodeShape(int node)
ShapeColumn	findNodeShapes()
abstract Rectangle2D.Float	getBbox() Returns the rectangle containing the layed-out graph
Graph	getGraph() Returns the Graph
Shape	getLinkShape(int edge)
ShapeColumn	getLinkShapes()
Shape	getNodeShape(int node)
ShapeColumn	getNodeShapes()
void	reset()
void	setLinkShape(int edge, Shape s)
void	setNodeShape(int node, Shape s)

Methods inherited from class infovis.table.io.AbstractTableReader

close, getBuffer, getBufferedReader, getCommentChar, getField, getIn, getTable, ignoreLine, isEof, read, readInt, readLine, readQuoted, setBuffer, setCommentChar, setEof, setTable, skipToEol

Methods inherited from class infovis.io.AbstractReader

createColumn, getEncoding, getName, guessFieldType, load, setEncoding, setIn, setName

Methods inherited from class java.lang.Object

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

Constructor Detail

AbstractGraphReader

public AbstractGraphReader(InputStream in,
                           String name,
                           Graph graph)

Creates an AbstractGraphReader from a BufferedReader, a name and a Graph.

Parameters:

in - the BufferedReader

name - the file/input name

graph - the Graph

Method Detail

getGraph

public Graph getGraph()

Returns the Graph

Returns:

the Graph

reset

public void reset()

getBbox

public abstract Rectangle2D.Float getBbox()

Returns the rectangle containing the layed-out graph

Returns:

the rectangle containing the layed-out graph or null if it is not computed.

findNodeShapes

public ShapeColumn findNodeShapes()

getNodeShapes

public ShapeColumn getNodeShapes()

getNodeShape

public Shape getNodeShape(int node)

setNodeShape

public void setNodeShape(int node,
                         Shape s)

findNodeShape

public Shape findNodeShape(int node)

findLinkShapes

public ShapeColumn findLinkShapes()

getLinkShapes

public ShapeColumn getLinkShapes()

getLinkShape

public Shape getLinkShape(int edge)

setLinkShape

public void setLinkShape(int edge,
                         Shape s)

findLinkShape

public Shape findLinkShape(int edge)