org.geotools.renderer.lite.gridcoverage2d

Class RasterSymbolizerHelper

Object

StyleVisitorAdapter

StyleVisitorCoverageProcessingNodeAdapter

SubchainStyleVisitorCoverageProcessingAdapter

RasterSymbolizerHelper

All Implemented Interfaces:

CoverageProcessingNode, StyleVisitor

public class RasterSymbolizerHelper
extends SubchainStyleVisitorCoverageProcessingAdapter
implements StyleVisitor

A helper class for rendering GridCoverage objects. It supports almost all RasterSymbolizer options.

Author:

Simone Giannecchini, GeoSolutions

Constructor Summary

Constructors

Constructor and Description
RasterSymbolizerHelper(GridCoverage2D sourceCoverage, Hints hints)

Method Summary

Modifier and Type	Method and Description
GridCoverage2D	execute() We are hacking here a solutions for whenever the user either did not specify a style or did specify a bad one and the resulting image seems not be drawable.
void	visit(RasterSymbolizer rs) Called when accept is called on a rastersymbolizer

Methods inherited from class SubchainStyleVisitorCoverageProcessingAdapter

dispose, setSink

Methods inherited from class StyleVisitorCoverageProcessingNodeAdapter

addSink, addSource, getAdaptee, getCoverageFactory, getDescription, getHints, getName, getNumberOfSinks, getNumberOfSources, getOutput, getSink, getSinks, getSource, getSources, removeSink, removeSink, removeSource, removeSource, toString

Methods inherited from class StyleVisitorAdapter

visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit

Methods inherited from class Object

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

Methods inherited from interface StyleVisitor

visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit, visit

Constructor Detail

RasterSymbolizerHelper

public RasterSymbolizerHelper(GridCoverage2D sourceCoverage,
                              Hints hints)

Method Detail

execute

public GridCoverage2D execute()

We are hacking here a solutions for whenever the user either did not specify a style or did specify a bad one and the resulting image seems not be drawable.

Overrides:

execute in class SubchainStyleVisitorCoverageProcessingAdapter

Returns:

GridCoverage2D the result of this operation

See Also:

BaseCoverageProcessingNode.execute()

visit

public void visit(RasterSymbolizer rs)

Description copied from interface: StyleVisitor

Called when accept is called on a rastersymbolizer

Specified by:

visit in interface StyleVisitor

Overrides:

visit in class StyleVisitorAdapter

Parameters:

rs - the raster symbolizer to visit