visualizations.stdlayout

Class EdgeVisualData<VertexType,EdgeType>

java.lang.Object

visualizations.stdlayout.EdgeVisualData<VertexType,EdgeType>

Type Parameters:

VertexType - the type of the vertices of the graph

EdgeType - the type of the edges of the graph

All Implemented Interfaces:

EdgeArealData

Direct Known Subclasses:

ConnectingEdgeVisualData, LoopEdgeVisualData

public abstract class EdgeVisualData<VertexType,EdgeType>
extends java.lang.Object
implements EdgeArealData

Stores visual data of an edge

Field Summary

Fields

Modifier and Type	Field and Description
protected Vector2D	direction
protected Position2D	endPosition
protected EdgeType	originalEdge
protected Position2D	startPosition

Constructor Summary

Constructors

Constructor and Description
EdgeVisualData(EdgeType originalEdge) Creates an instance

Method Summary

Modifier and Type	Method and Description
Vector2D	getDirection(boolean readOnly) Returns the normalized direction vector of the edge stroke, pointing from the start to the end point.
EdgeType	getEdge() Returns the original edge of the graph
Position2D	getEndPosition() Returns the center of the end vertex
abstract StdLayout.VisVertex	getEndVertex()
StdLayout.VisVertex	getEndVertex(StdLayout.VisVertex curVertex)
Position2D	getStartPosition() Returns the center of the start vertex
abstract StdLayout.VisVertex	getStartVertex()
abstract void	update(GraphLibrary<VertexType,EdgeType> graph)
abstract void	updateDirection()

Methods inherited from class java.lang.Object

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

Methods inherited from interface graphana.graphs.visualization.drawmodifiers.EdgeArealData

getEndLinePosition, getStartLinePosition

Field Detail

originalEdge

protected EdgeType originalEdge

direction

protected Vector2D direction

startPosition

protected Position2D startPosition

endPosition

protected Position2D endPosition

Constructor Detail

EdgeVisualData

public EdgeVisualData(EdgeType originalEdge)

Creates an instance

Parameters:

originalEdge - the edge to visualize

Method Detail

updateDirection

public abstract void updateDirection()

update

public abstract void update(GraphLibrary<VertexType,EdgeType> graph)

getStartVertex

public abstract StdLayout.VisVertex getStartVertex()

getEndVertex

public abstract StdLayout.VisVertex getEndVertex()

getEdge

public EdgeType getEdge()

Returns the original edge of the graph

getStartPosition

public Position2D getStartPosition()

Description copied from interface: EdgeArealData

Returns the center of the start vertex

Specified by:

getStartPosition in interface EdgeArealData

getEndPosition

public Position2D getEndPosition()

Description copied from interface: EdgeArealData

Returns the center of the end vertex

Specified by:

getEndPosition in interface EdgeArealData

getDirection

public Vector2D getDirection(boolean readOnly)

Description copied from interface: EdgeArealData

Returns the normalized direction vector of the edge stroke, pointing from the start to the end point.

Specified by:

getDirection in interface EdgeArealData

Parameters:

readOnly - if true, then the reference to the internal direction is given. It must not be modified.

getEndVertex

public StdLayout.VisVertex getEndVertex(StdLayout.VisVertex curVertex)