com.solarmetric.manage
Interface Statistic

public interface Statistic

Defines an interface for a statistic. Statistics provide numeric value streams that are often associated with a chart. They can be listened to.

Field Summary

static int	DRAW_DISCRETE
static int	DRAW_LINEAR
static int	DRAW_SAMPLEHOLD
static double	UNSET

Method Summary

boolean	addListener(StatisticListener listener) Add a listener.
void	clearListeners() Clear all listeners.
String	getDescription() Get a description of the statistic.
int	getDrawStyle() Get the preferred draw style.
String	getName() Get the name of the statistic.
String	getOrdinateDescription() Get the ordinate description.
double	getValue() Get the current value of the passed statistic.
boolean	hasListeners() Does the statistic have listeners?
boolean	removeListener(StatisticListener listener) Remove a listener.

Field Detail

DRAW_LINEAR

public static final int DRAW_LINEAR

DRAW_DISCRETE

public static final int DRAW_DISCRETE

DRAW_SAMPLEHOLD

public static final int DRAW_SAMPLEHOLD

UNSET

public static final double UNSET

Method Detail

getName

public String getName()

Get the name of the statistic.

getDescription

public String getDescription()

Get a description of the statistic.

getOrdinateDescription

public String getOrdinateDescription()

Get the ordinate description.

getDrawStyle

public int getDrawStyle()

Get the preferred draw style.

getValue

public double getValue()

Get the current value of the passed statistic.

addListener

public boolean addListener(StatisticListener listener)

Add a listener.

removeListener

public boolean removeListener(StatisticListener listener)

Remove a listener.

clearListeners

public void clearListeners()

Clear all listeners.

hasListeners

public boolean hasListeners()

Does the statistic have listeners?