infovis.graph.io
Class DOTGraphReader

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

public class DOTGraphReader
extends AbstractGraphReader

Reader class for the DOT file format.

Version:

$Revision: 1.11 $

Author:

Jean-Daniel Fekete

InfoVis factory arguments:

GraphReaderFactory dot

Constructor Summary

DOTGraphReader(InputStream in, String name, Graph graph)
Constructor.

Method Summary

String	getAttributePrefix() Returns the attribute prefix.
Rectangle2D.Float	getBbox() Returns the rectangle containing the layed-out graph
boolean	load() Main method for loading the file.
void	setAttributePrefix(String prefix) Sets the attribute prefix.

Methods inherited from class infovis.graph.io.AbstractGraphReader

findLinkShape, findLinkShapes, findNodeShape, findNodeShapes, getGraph, getLinkShape, getLinkShapes, getNodeShape, getNodeShapes, reset, setLinkShape, setNodeShape

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, setEncoding, setIn, setName

Methods inherited from class java.lang.Object

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

Constructor Detail

DOTGraphReader

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

Constructor.

Parameters:

in - the input stream

name - the name

graph - the graph

Method Detail

getBbox

public Rectangle2D.Float getBbox()

Returns the rectangle containing the layed-out graph

Specified by:

getBbox in class AbstractGraphReader

Returns:

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

getAttributePrefix

public String getAttributePrefix()

Returns the attribute prefix.

Returns:

the attribute prefix.

setAttributePrefix

public void setAttributePrefix(String prefix)

Sets the attribute prefix.

Parameters:

prefix - the prefix.

load

public boolean load()
             throws WrongFormatException

Main method for loading the file. The loading may fail at any point, leaving the table in an indefinite state if the methods returns false.

Specified by:

load in class AbstractReader

Returns:

true if the file has been loaded without error, false otherwise.

Throws:

WrongFormatException - if the format is not the one expected.