Test
Class SampleDescriptor

java.lang.Object
  javax.media.jai.OperationDescriptorImpl
      Test.SampleDescriptor

All Implemented Interfaces:

java.awt.image.renderable.RenderedImageFactory, java.io.Serializable, javax.media.jai.OperationDescriptor, javax.media.jai.RegistryElementDescriptor

public class SampleDescriptor
extends javax.media.jai.OperationDescriptorImpl
implements java.awt.image.renderable.RenderedImageFactory

A single class that is both an OperationDescriptor and a RenderedImageFactory along with the one OpImage it is capable of creating. The operation implemented is a variation on threshold, although the code may be used as a template for a variety of other point operations.

See Also:

Serialized Form

Field Summary

Fields inherited from interface javax.media.jai.OperationDescriptor

NO_PARAMETER_DEFAULT

Constructor Summary

SampleDescriptor()
Constructor.

Method Summary

java.awt.image.RenderedImage	create(java.awt.image.renderable.ParameterBlock paramBlock, java.awt.RenderingHints renderHints) Creates a SampleOpImage with the given ParameterBlock if the SampleOpImage can handle the particular ParameterBlock.
boolean	validateParameters(java.awt.image.renderable.ParameterBlock paramBlock) Checks that all parameters in the ParameterBlock have the correct type before constructing the SampleOpImage

Methods inherited from class javax.media.jai.OperationDescriptorImpl

arePropertiesSupported, getDestClass, getDestClass, getInvalidRegion, getName, getNumParameters, getNumSources, getParamClasses, getParamDefaults, getParamDefaultValue, getParameterListDescriptor, getParamMaxValue, getParamMinValue, getParamNames, getPropertyGenerators, getPropertyGenerators, getRenderableDestClass, getRenderableSourceClasses, getResourceBundle, getResources, getSourceClasses, getSourceClasses, getSourceNames, getSupportedModes, isImmediate, isModeSupported, isRenderableSupported, isRenderedSupported, validateArguments, validateArguments, validateRenderableArguments

Methods inherited from class java.lang.Object

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

Constructor Detail

SampleDescriptor

public SampleDescriptor()

Constructor.

Method Detail

create

public java.awt.image.RenderedImage create(java.awt.image.renderable.ParameterBlock paramBlock,
                                           java.awt.RenderingHints renderHints)

Creates a SampleOpImage with the given ParameterBlock if the SampleOpImage can handle the particular ParameterBlock.

Specified by:

create in interface java.awt.image.renderable.RenderedImageFactory

validateParameters

public boolean validateParameters(java.awt.image.renderable.ParameterBlock paramBlock)

Checks that all parameters in the ParameterBlock have the correct type before constructing the SampleOpImage