edu.uci.ics.jung.algorithms.layout.util

Class VisRunner

java.lang.Object

edu.uci.ics.jung.algorithms.layout.util.VisRunner

All Implemented Interfaces:

Relaxer, Runnable

public class VisRunner
extends Object
implements Relaxer, Runnable

Implementation of a relaxer thread for layouts. Extracted from the VisualizationModel in previous versions of JUNG.

Author:

Tom Nelson - tomnelson@dev.java.net

Field Summary

Fields

Modifier and Type	Field and Description
protected boolean	manualSuspend
Object	pauseObject Used for synchronization.
protected IterativeContext	process
protected boolean	running
protected long	sleepTime how long the relaxer thread pauses between iteration loops.
protected boolean	stop
protected Thread	thread

Constructor Summary

Constructors

Constructor and Description
VisRunner(IterativeContext process) Creates an instance for the specified process.

Method Summary

Modifier and Type	Method and Description
long	getSleepTime()
void	pause() Make the relaxer thread wait.
void	prerelax() Execute a loop of steps in the calling thread, firing no events.
void	relax() Execute a loop of steps in a new Thread, firing an event after each step.
void	resume() Make the relaxer thread resume.
void	run()
void	setSleepTime(long sleepTime)
void	stop() Set flags to stop the relaxer thread.

Methods inherited from class java.lang.Object

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

Field Detail

running

protected boolean running

process

protected IterativeContext process

stop

protected boolean stop

manualSuspend

protected boolean manualSuspend

thread

protected Thread thread

sleepTime

protected long sleepTime

how long the relaxer thread pauses between iteration loops.

pauseObject

public Object pauseObject

Used for synchronization.

Constructor Detail

VisRunner

public VisRunner(IterativeContext process)

Creates an instance for the specified process.

Parameters:

process - the process (generally a layout) for which this instance is created

Method Detail

getSleepTime

public long getSleepTime()

Returns:

the relaxerThreadSleepTime

setSleepTime

public void setSleepTime(long sleepTime)

Specified by:

setSleepTime in interface Relaxer

Parameters:

sleepTime - the sleep time to set for this thread

prerelax

public void prerelax()

Description copied from interface: Relaxer

Execute a loop of steps in the calling thread, firing no events.

Specified by:

prerelax in interface Relaxer

pause

public void pause()

Description copied from interface: Relaxer

Make the relaxer thread wait.

Specified by:

pause in interface Relaxer

relax

public void relax()

Description copied from interface: Relaxer

Execute a loop of steps in a new Thread, firing an event after each step.

Specified by:

relax in interface Relaxer

resume

public void resume()

Description copied from interface: Relaxer

Make the relaxer thread resume.

Specified by:

resume in interface Relaxer

stop

public void stop()

Description copied from interface: Relaxer

Set flags to stop the relaxer thread.

Specified by:

stop in interface Relaxer

run

public void run()

Specified by:

run in interface Runnable