de.uni_leipzig.cvk.visual
Class AggregateLayout

java.lang.Object
  prefuse.activity.Activity
      prefuse.action.Action
          prefuse.action.GroupAction
              prefuse.action.layout.Layout
                  de.uni_leipzig.cvk.visual.AggregateLayout

public class AggregateLayout
extends prefuse.action.layout.Layout

Layout algorithm that computes a convex hull surrounding aggregate items and saves it in the "_polygon" field.

Author:

jeffrey heer, rspeck

Field Summary

boolean

runs Flag that indicates the state of run(double) member method.

Fields inherited from class prefuse.action.layout.Layout

m_anchor, m_bounds, m_bpts, m_insets, 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

AggregateLayout(java.lang.String aggrGroup)

Method Summary

void	run(double frac) Computes convex hull if aggregates are visible.

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

Field Detail

runs

public boolean runs

Flag that indicates the state of run(double) member method. This flag is set to false in the last line of this method, to be sure the Action is canceled. The flag is set to true in first line.

Constructor Detail

AggregateLayout

public AggregateLayout(java.lang.String aggrGroup)

Method Detail

run

public void run(double frac)

Computes convex hull if aggregates are visible.

Specified by:

run in class prefuse.action.GroupAction

See Also:

Action.run(double)