Module org.jfree.chart

Package org.jfree.chart.axis

Class StandardTickUnitSource

java.lang.Object

org.jfree.chart.axis.StandardTickUnitSource

All Implemented Interfaces:

Serializable, TickUnitSource

public class StandardTickUnitSource
extends Object
implements TickUnitSource, Serializable

A source that can used by the NumberAxis class to obtain a suitable TickUnit. Instances of this class are Serializable from version 1.0.7 onwards. Cloning is not supported, because instances are immutable.

See Also:

Serialized Form

Constructor Summary

Constructors

Constructor	Description
StandardTickUnitSource()	Default constructor.

Method Summary

Modifier and Type	Method	Description
boolean	equals(Object obj)	Tests this instance for equality with an arbitrary object.
TickUnit	getCeilingTickUnit(double size)	Returns the tick unit in the collection that is greater than or equal to the specified size.
TickUnit	getCeilingTickUnit(TickUnit unit)	Returns the tick unit in the collection that is greater than or equal to (in size) the specified unit.
TickUnit	getLargerTickUnit(TickUnit unit)	Returns a tick unit that is larger than the supplied unit.
int	hashCode()	Returns a hash code for this instance.

Methods inherited from class java.lang.Object

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

Constructor Detail

StandardTickUnitSource

public StandardTickUnitSource()

Default constructor.

Method Detail

getLargerTickUnit

public TickUnit getLargerTickUnit(TickUnit unit)

Returns a tick unit that is larger than the supplied unit.

Specified by:

getLargerTickUnit in interface TickUnitSource

Parameters:

unit - the unit (null not permitted).

Returns:

A tick unit that is larger than the supplied unit.

getCeilingTickUnit

public TickUnit getCeilingTickUnit(TickUnit unit)

Returns the tick unit in the collection that is greater than or equal to (in size) the specified unit.

Specified by:

getCeilingTickUnit in interface TickUnitSource

Parameters:

unit - the unit (null not permitted).

Returns:

A unit from the collection.

getCeilingTickUnit

public TickUnit getCeilingTickUnit(double size)

Returns the tick unit in the collection that is greater than or equal to the specified size.

Specified by:

getCeilingTickUnit in interface TickUnitSource

Parameters:

size - the size.

Returns:

A unit from the collection.

equals

public boolean equals(Object obj)

Tests this instance for equality with an arbitrary object.

Overrides:

equals in class Object

Parameters:

obj - the object (null permitted).

Returns:

A boolean.

hashCode

public int hashCode()

Returns a hash code for this instance.

Overrides:

hashCode in class Object

Returns:

A hash code.