org.jpedal.function

Class PDFCalculator

java.lang.Object

org.jpedal.function.PDFGenericFunction

org.jpedal.function.PDFCalculator

All Implemented Interfaces:

Serializable, PDFFunction

public class PDFCalculator
extends PDFGenericFunction
implements PDFFunction

Class to handle Type 4 shading (PostScript Calculator) from a Pdf

See Also:

Serialized Form

Field Summary

Fields inherited from class org.jpedal.function.PDFGenericFunction

decode, domain, encode, range

Constructor Summary

Constructors

Constructor and Description
PDFCalculator(byte[] stream, float[] domain, float[] range)

Method Summary

Modifier and Type	Method and Description
float[]	compute(float[] values)
float[]	computeStitch(float[] subinput) Calculate the output values for this point in the shading object.

Methods inherited from class java.lang.Object

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

Constructor Detail

PDFCalculator

public PDFCalculator(byte[] stream,
                     float[] domain,
                     float[] range)

Method Detail

computeStitch

public float[] computeStitch(float[] subinput)

Calculate the output values for this point in the shading object. (Only used by Stitching)

Specified by:

computeStitch in interface PDFFunction

Returns:

returns the shading values for this point

compute

public float[] compute(float[] values)

Specified by:

compute in interface PDFFunction