Package org.apache.fop.fo.expr
Class ProportionalColumnWidthFunction
java.lang.Object
org.apache.fop.fo.expr.FunctionBase
org.apache.fop.fo.expr.ProportionalColumnWidthFunction
- All Implemented Interfaces:
Function
Class modelling the proportional-column-width function. See Sec. 5.10.4 of
the XSL-FO standard.
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Constructor Summary
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Method Summary
Modifier and TypeMethodDescriptioneval
(Property[] args, PropertyInfo pInfo) Evaluate the functionint
Methods inherited from class org.apache.fop.fo.expr.FunctionBase
getOptionalArgDefault, getOptionalArgsCount, getPropertyName, hasVariableArgs
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Constructor Details
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ProportionalColumnWidthFunction
public ProportionalColumnWidthFunction()
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Method Details
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getRequiredArgsCount
public int getRequiredArgsCount()- Returns:
- the number of required (non-optional) arguments that must be specified in the argument list
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getPercentBase
Description copied from class:FunctionBase
- Specified by:
getPercentBase
in interfaceFunction
- Overrides:
getPercentBase
in classFunctionBase
- Returns:
- the basis for percentage calculations
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eval
Evaluate the function- Parameters:
args
- an array of Properties that should be evaluatedpInfo
- property information instance that applies to property being evaluated- Returns:
- the Property satisfying the function
- Throws:
PropertyException
- for problems when evaluating the function
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