org.apache.fop.fo.expr
Class PPColWidthFunction

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

All Implemented Interfaces:

Function

public class PPColWidthFunction

extends FunctionBase

Class modelling the proportional-column-width function. See Sec. 5.10.4 of the XSL-FO standard.

Constructor Summary

PPColWidthFunction()

Method Summary

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

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

getPercentBase, padArgsWithPropertyName

Methods inherited from class java.lang.Object

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

Constructor Detail

PPColWidthFunction

public PPColWidthFunction()

Method Detail

nbArgs

public int nbArgs()

Returns:

1 (the number of arguments for the proportional-column-width function)

eval

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

Description copied from interface: Function

Evaluate the function

Parameters:

args - array of arguments for this function

pInfo - PropertyInfo for this function

Returns:

numeric Property containing the units of proportional measure for this column

Throws:

PropertyException - for non-numeric operand, or if the parent element is not a table-column