org.apache.fop.fo.expr
Class NearestSpecPropFunction

java.lang.Object
  org.apache.fop.fo.expr.FunctionBase
      org.apache.fop.fo.expr.NearestSpecPropFunction

All Implemented Interfaces:

Function

public class NearestSpecPropFunction
extends FunctionBase

Class modelling the from-nearest-specified-value function. See Sec. 5.10.4 of the XSL-FO standard.

Constructor Summary

NearestSpecPropFunction()

Method Summary

Property	eval(Property[] args, PropertyInfo pInfo) Evaluate the function
int	nbArgs()
boolean	padArgsWithPropertyName()

Methods inherited from class org.apache.fop.fo.expr.FunctionBase

getPercentBase

Methods inherited from class java.lang.Object

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

Constructor Detail

NearestSpecPropFunction

public NearestSpecPropFunction()

Method Detail

nbArgs

public int nbArgs()

Returns:

1 (maximum number of arguments for from-nearest-specified-value function)

padArgsWithPropertyName

public boolean padArgsWithPropertyName()

Specified by:

padArgsWithPropertyName in interface Function

Overrides:

padArgsWithPropertyName in class FunctionBase

Returns:

true (allow padding of arglist with property name)

eval

public Property eval(Property[] args,
                     PropertyInfo pInfo)
              throws PropertyException

Description copied from interface: Function

Evaluate the function

Parameters:

args - array of arguments for the function

pInfo - PropertyInfo for the function

Returns:

Property containing the nearest-specified-value

Throws:

PropertyException - for invalid arguments to the function