y.layout.hierarchic.incremental
Interface IntValueHolder

public interface IntValueHolder

This interface provides methods for storing and retrieving layering information for the hierarchic layout.

To obtain the layering information, users have to register a DataProvider with key HierarchicLayouter.LAYER_VALUE_HOLDER_DPKEY that holds an instance of this class for each node.

See Also:

HierarchicLayouter.LAYER_VALUE_HOLDER_DPKEY, IntValueHolderAdapter

Method Summary

int	getValue() Returns the value of the current context.
boolean	providesValue() Returns whether or not the current context provides a value.
void	setValue(int value) Specifies the value of the current context.

Method Detail

setValue

void setValue(int value)

Specifies the value of the current context.

Parameters:

value - the given value

getValue

int getValue()

Returns the value of the current context.

Returns:

the current value

See Also:

setValue(int)

providesValue

boolean providesValue()

Returns whether or not the current context provides a value.

Returns:

true if the current context provides a value, false otherwise