org.geotools.filter.function
Interface GeometryTransformation

All Superinterfaces:
org.opengis.filter.expression.Expression, org.opengis.filter.expression.Function
All Known Implementing Classes:
FilterFunction_buffer, FilterFunction_isometric, FilterFunction_offset

public interface GeometryTransformation
extends org.opengis.filter.expression.Function

This interface can be implemented by geometry transformation functions that whish to be used in the Symbolizer geometry property.

It gives the renderer a hint of what area should be queried given a certain rendering area

Author:
aaime

Field Summary
 
Fields inherited from interface org.opengis.filter.expression.Expression
NIL
 
Method Summary
 ReferencedEnvelope invert(ReferencedEnvelope renderingEnvelope)
          Returns a query envelope given a certain
 
Methods inherited from interface org.opengis.filter.expression.Function
getFallbackValue, getName, getParameters
 
Methods inherited from interface org.opengis.filter.expression.Expression
accept, evaluate, evaluate
 

Method Detail

invert

ReferencedEnvelope invert(ReferencedEnvelope renderingEnvelope)
Returns a query envelope given a certain

Parameters:
renderingEnvelope -
Returns:


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