Package org.opt4j.viewer

Class ConvergencePlotWidget

java.lang.Object

org.opt4j.viewer.ConvergencePlotWidget

All Implemented Interfaces:

OptimizerIterationListener, ObjectivesMonitor.ObjectivesListener, Widget

public class ConvergencePlotWidget
extends Object
implements Widget, OptimizerIterationListener, ObjectivesMonitor.ObjectivesListener

The ConvergencePlotWidget plots the convergence for each Objective.

Field Summary

Fields

Modifier and Type	Field	Description
protected final org.opt4j.viewer.ConvergencePlotData	data
protected final boolean	isObjectivesInitialized
protected final JPanel	panel
protected final org.opt4j.viewer.ConvergencePlotWidget.Selection	selection
protected final DelayTask	task

Constructor Summary

Constructors

Constructor	Description
ConvergencePlotWidget(Optimizer optimizer, org.opt4j.viewer.ConvergencePlotData data, ObjectivesMonitor objectivesMonitor, AutoZoomButton autoZoom)	Constructs a ConvergencePlotWidget.

Method Summary

Modifier and Type	Method	Description
protected void	doPaint()	Force a repaint of the plot.
JPanel	getPanel()	Returns the panel with the content.
void	init(Viewport viewport)	Called once after the widget is added to the Viewport.
void	iterationComplete(Optimizer optimizer, int iteration)	Invoked if the Optimizer completes an iteration.
void	objectives(Collection<Objective> objectives)	Callback method that passes the objectives of the optimization problem.
protected void	paint()	Repaints the plot.

Methods inherited from class java.lang.Object

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

Field Details

isObjectivesInitialized

protected final boolean isObjectivesInitialized

See Also:

• Constant Field Values

task

protected final DelayTask task

data

protected final org.opt4j.viewer.ConvergencePlotData data

selection

protected final org.opt4j.viewer.ConvergencePlotWidget.Selection selection

panel

protected final JPanel panel

Constructor Details

ConvergencePlotWidget

@Inject
public ConvergencePlotWidget(Optimizer optimizer,
 org.opt4j.viewer.ConvergencePlotData data,
 ObjectivesMonitor objectivesMonitor,
 AutoZoomButton autoZoom)

Constructs a ConvergencePlotWidget.

Parameters:

optimizer - the optimizer

data - the data

objectivesMonitor - the objective monitor that determine the objective of the optimization problem

Method Details

getPanel

public JPanel getPanel()

Description copied from interface: Widget

Returns the panel with the content.

Specified by:

getPanel in interface Widget

Returns:

the panel with the content

init

public void init(Viewport viewport)

Description copied from interface: Widget

Called once after the widget is added to the Viewport.

Specified by:

init in interface Widget

Parameters:

viewport - the base viewport

iterationComplete

public void iterationComplete(Optimizer optimizer,
 int iteration)

Description copied from interface: OptimizerIterationListener

Invoked if the Optimizer completes an iteration.

Specified by:

iterationComplete in interface OptimizerIterationListener

Parameters:

optimizer - the optimizer

iteration - the completed iteration

doPaint

protected void doPaint()

Force a repaint of the plot.

paint

protected void paint()

Repaints the plot. Do not call this method directly, call doPaint() instead.

objectives

public void objectives(Collection<Objective> objectives)

Description copied from interface: ObjectivesMonitor.ObjectivesListener

Callback method that passes the objectives of the optimization problem.

Specified by:

objectives in interface ObjectivesMonitor.ObjectivesListener

Parameters:

objectives - the objectives