infovis.visualization.linkShapers
Class DefaultLinkShaper

java.lang.Object
  infovis.visualization.linkShapers.DefaultLinkShaper

All Implemented Interfaces:

LinkShaper

Direct Known Subclasses:

CurvedLinkShaper, DendrogramLinkShaper

public class DefaultLinkShaper
extends Object
implements LinkShaper

Class DefaultLinkShaper

Version:

$Revision: 1.7 $

Author:

Jean-Daniel Fekete

InfoVis factory arguments:

LinkShaperFactory "Straight Line"

Constructor Summary

DefaultLinkShaper()

DefaultLinkShaper(Visualization visualization, ShapeColumn nodeShapes)

Method Summary

Shape	computeLinkShape(int link, NodeAccessor accessor, Shape s)
Shape	createLink(Point2D startPos, int startOrientation, Point2D endPos, int endOrientation, Shape prevShape)
Shape	createSelfLink(Shape nodeShape)
static Point2D	defaultLinkEnd(Shape s, int orientation, Point2D ptRet) Compute the ending point of link.
static Point2D	defaultLinkStart(Shape s, int orientation, Point2D ptRet) Computes the starting point of link.
String	getName()
void	init(Visualization visualization, ShapeColumn nodeShapes)
Point2D	linkEnd(Shape s, int orientation, Point2D ptRet)
Point2D	linkStart(Shape s, int orientation, Point2D ptRet)

Methods inherited from class java.lang.Object

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

Constructor Detail

DefaultLinkShaper

public DefaultLinkShaper(Visualization visualization,
                         ShapeColumn nodeShapes)

DefaultLinkShaper

public DefaultLinkShaper()

Method Detail

init

public void init(Visualization visualization,
                 ShapeColumn nodeShapes)

Specified by:

init in interface LinkShaper

getName

public String getName()

Specified by:

getName in interface LinkShaper

computeLinkShape

public Shape computeLinkShape(int link,
                              NodeAccessor accessor,
                              Shape s)

Specified by:

computeLinkShape in interface LinkShaper

createSelfLink

public Shape createSelfLink(Shape nodeShape)

createLink

public Shape createLink(Point2D startPos,
                        int startOrientation,
                        Point2D endPos,
                        int endOrientation,
                        Shape prevShape)

linkStart

public Point2D linkStart(Shape s,
                         int orientation,
                         Point2D ptRet)

linkEnd

public Point2D linkEnd(Shape s,
                       int orientation,
                       Point2D ptRet)

defaultLinkStart

public static Point2D defaultLinkStart(Shape s,
                                       int orientation,
                                       Point2D ptRet)

Computes the starting point of link.

Parameters:

s - the Node shape

orientation - the overall orientation

ptRet - the returned reference point

Returns:

the starting point of a link

defaultLinkEnd

public static Point2D defaultLinkEnd(Shape s,
                                     int orientation,
                                     Point2D ptRet)

Compute the ending point of link.

Parameters:

s - the Node Shape

orientation - the visualization orientation

ptRet - the returned point

Returns:

the ending point of a link