com.googlecode.sarasvati.visual
Class GraphToImageMapAdapter

java.lang.Object
  com.googlecode.sarasvati.visual.GraphToImageMapAdapter

All Implemented Interfaces:

GraphToImageMap

public class GraphToImageMapAdapter
extends Object
implements GraphToImageMap

Provides default implementations for methods in the GraphToImageMap interface. All methods return null unless overridden except the iconForNode method, which returns either a RectangularNodeIcon or OvalNodeIcon depending on the type of the node passed in.

Author:

Paul Lorenz, chungonn

Constructor Summary

GraphToImageMapAdapter()

GraphToImageMapAdapter(String taskType)

Method Summary

boolean	drawArcLabels(Arc arc) Returns true unless overridden
String	getTaskType() TaskType default is "task".
String	hoverForArc(Arc arc) Returns null unless overridden.
String	hoverForNode(Node node) Returns null unless overridden.
String	hrefForArc(Arc arc) Returns null unless overridden.
String	hrefForNode(Node node) Returns null unless overridden.
Icon	iconForNode(Node node) Returns a RectangularNodeIcon for nodes with type of 'task' and a OvalNodeIcon for all other nodes.

Methods inherited from class java.lang.Object

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

Constructor Detail

GraphToImageMapAdapter

public GraphToImageMapAdapter()

GraphToImageMapAdapter

public GraphToImageMapAdapter(String taskType)

Method Detail

drawArcLabels

public boolean drawArcLabels(Arc arc)

Returns true unless overridden

Specified by:

drawArcLabels in interface GraphToImageMap

Returns:

true if arc labels should be rendered, false otherwise

See Also:

GraphToImageMap.drawArcLabels(Arc)

getTaskType

public String getTaskType()

TaskType default is "task". It is used to determine the type of node icon returns by iconForNode(Node)

iconForNode

public Icon iconForNode(Node node)

Returns a RectangularNodeIcon for nodes with type of 'task' and a OvalNodeIcon for all other nodes.

Specified by:

iconForNode in interface GraphToImageMap

Parameters:

node - The graph node needing an icon

Returns:

An icon representing the given node.

See Also:

GraphToImageMap.iconForNode(com.googlecode.sarasvati.Node)

hoverForArc

public String hoverForArc(Arc arc)

Returns null unless overridden.

Specified by:

hoverForArc in interface GraphToImageMap

Parameters:

arc - The arc to generate the hover for.

Returns:

An String to display in a hover when the arc is moused over. May be null, in which case no hover will appear.

hoverForNode

public String hoverForNode(Node node)

Returns null unless overridden.

Specified by:

hoverForNode in interface GraphToImageMap

Parameters:

node - The node to generate the hover for.

Returns:

An String to display in a hover when the node is moused over. May be null, in which case no hover will appear.

hrefForArc

public String hrefForArc(Arc arc)

Returns null unless overridden.

Specified by:

hrefForArc in interface GraphToImageMap

Parameters:

arc - The arc to generate the HREF for

Returns:

An HREF for when the arc is clicked in the generated image. May be null, in which case no link is generated.

hrefForNode

public String hrefForNode(Node node)

Returns null unless overridden.

Specified by:

hrefForNode in interface GraphToImageMap

Parameters:

node - The node to generate the HREF for

Returns:

An HREF for when the node is clicked in the generated image. May be null, in which case no link is generated.