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diva.graph.layout
Class IncrLayoutAdapter

java.lang.Object
 extended bydiva.graph.layout.IncrLayoutAdapter

All Implemented Interfaces:

GlobalLayout, IncrementalLayout

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public class IncrLayoutAdapter

extends java.lang.Object

implements IncrementalLayout

An adapter to make global layouts incremental. This class just calls a global layout on every change to the graph.

Version:

$Id: IncrLayoutAdapter.java,v 1.11 2005年07月08日 19:55:04 cxh Exp $

Author:

Michael Shilman

Accepted Rating:

Red

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Constructor Summary

IncrLayoutAdapter(GlobalLayout global) Construct a new adapter that uses the given global layout for every change in the graph, and operates within the context of the given layout target.

Method Summary
void	edgeDrawn(java.lang.Object edge) Called in response to the edge head being changed.
void	edgeRouted(java.lang.Object edge) Called in response to the edge tail being changed.
LayoutTarget	getLayoutTarget() Return the layout target.
void	layout(java.lang.Object composite) Call the global layout on the graph.
void	nodeDrawn(java.lang.Object node) Called in response to the given node being added.
void	nodeMoved(java.lang.Object node) Called in response to the given node being moved.
void	setLayoutTarget(LayoutTarget target) Set the layout target.

Methods inherited from class java.lang.Object

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

Constructor Detail

IncrLayoutAdapter

public IncrLayoutAdapter(GlobalLayout global)

Construct a new adapter that uses the given global layout for every change in the graph, and operates within the context of the given layout target.

Method Detail

nodeDrawn

public void nodeDrawn(java.lang.Object node)

Called in response to the given node being added.

Specified by:

nodeDrawn in interface IncrementalLayout

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nodeMoved

public void nodeMoved(java.lang.Object node)

Called in response to the given node being moved.

Specified by:

nodeMoved in interface IncrementalLayout

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edgeDrawn

public void edgeDrawn(java.lang.Object edge)

Called in response to the edge head being changed.

Specified by:

edgeDrawn in interface IncrementalLayout

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edgeRouted

public void edgeRouted(java.lang.Object edge)

Called in response to the edge tail being changed.

Specified by:

edgeRouted in interface IncrementalLayout

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getLayoutTarget

public LayoutTarget getLayoutTarget()

Return the layout target.

Specified by:

getLayoutTarget in interface GlobalLayout

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setLayoutTarget

public void setLayoutTarget(LayoutTarget target)

Set the layout target.

Specified by:

setLayoutTarget in interface GlobalLayout

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layout

public void layout(java.lang.Object composite)

Call the global layout on the graph.

Specified by:

layout in interface GlobalLayout

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