prefuse.action.layout
Class RandomLayout

java.lang.Object
  prefuse.activity.Activity
      prefuse.action.Action
          prefuse.action.GroupAction
              prefuse.action.layout.Layout
                  prefuse.action.layout.RandomLayout

public class RandomLayout
extends Layout

Performs a random layout of items within the layout bounds.

Author:

jeffrey heer

Field Summary

Fields inherited from class prefuse.action.layout.Layout

m_anchor, m_bounds, m_bpts, m_insets, m_margin, m_tmpa, m_tmpb

Fields inherited from class prefuse.action.GroupAction

m_group

Fields inherited from class prefuse.action.Action

m_vis

Fields inherited from class prefuse.activity.Activity

DEFAULT_STEP_TIME, INFINITY

Constructor Summary

RandomLayout()
Create a new RandomLayout that processes all items.

RandomLayout(java.lang.String group)
Create a new RandomLayout.

Method Summary

void	run(double frac) Runs this Action, triggering whatever processing this Action performs.
void	setRandomSeed(long seed) Set the seed value for the random number generator.

Methods inherited from class prefuse.action.layout.Layout

getLayoutAnchor, getLayoutBounds, setLayoutAnchor, setLayoutBounds, setMargin, setX, setY

Methods inherited from class prefuse.action.GroupAction

getGroup, setGroup

Methods inherited from class prefuse.action.Action

getVisualization, run, setVisualization

Methods inherited from class prefuse.activity.Activity

addActivityListener, alwaysRunAfter, cancel, fireActivityCancelled, fireActivityFinished, fireActivityScheduled, fireActivityStarted, fireActivityStepped, getDuration, getNextTime, getPace, getPacingFunction, getStartTime, getStepTime, getStopTime, isEnabled, isRunning, isScheduled, removeActivityListener, run, runAfter, runAt, setDuration, setEnabled, setPacingFunction, setStartTime, setStepTime

Methods inherited from class java.lang.Object

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

Constructor Detail

RandomLayout

public RandomLayout()

Create a new RandomLayout that processes all items.

RandomLayout

public RandomLayout(java.lang.String group)

Create a new RandomLayout.

Parameters:

group - the data group to layout

Method Detail

setRandomSeed

public void setRandomSeed(long seed)

Set the seed value for the random number generator.

Parameters:

seed - the random seed value

run

public void run(double frac)

Description copied from class: Action

Runs this Action, triggering whatever processing this Action performs. Subclass this method to create custom Actions.

Specified by:

run in class GroupAction

Parameters:

frac - the fraction of this Action's duration that has elapsed.

See Also:

Action.run(double)