de.intarsys.pdf.pd

Class PDSampledFunction

java.lang.Object

de.intarsys.pdf.cos.COSBasedObject

de.intarsys.pdf.pd.PDObject

de.intarsys.pdf.pd.PDFunction

de.intarsys.pdf.pd.PDSampledFunction

All Implemented Interfaces:

ICOSObjectListener, de.intarsys.tools.attribute.IAttributeSupport

public class PDSampledFunction
extends PDFunction

Function implementation based on samples.

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	PDSampledFunction.MetaClass The meta class implementation

Field Summary

Fields

Modifier and Type	Field and Description
static COSName	DK_BitsPerSample
static COSName	DK_Decode
static COSName	DK_Encode
static COSName	DK_Order
static COSName	DK_Size
static PDSampledFunction.MetaClass	META The meta class instance

Fields inherited from class de.intarsys.pdf.pd.PDFunction

DK_Domain, DK_FunctionType, DK_Range

Fields inherited from class de.intarsys.pdf.pd.PDObject

DK_Subtype, DK_Type

Method Summary

Methods

Modifier and Type	Method and Description
COSArray	cosGetDecode() Return the Decode value array.
COSDictionary	cosGetDict() Get the base object as a COSDictionary.
COSArray	cosGetEncode() Return the Encode value array
float[]	evaluate(float[] input) Evaluate the function for each of the input values in turn.
int	getBitsPerSample() Return the BitsPerSample value.
float	getDecodeMax(int dimension) Return the max value of the Decode array for the given dimension.
float	getDecodeMin(int dimension) Return the min value of the Decode array for the given dimension.
float	getEncodeMax(int dimension) Return the max value of the Encode array for the given dimension.
float	getEncodeMin(int dimension) Return the min value of the Encode array for the given dimension.
int	getOutputSize() Return the number of output values for one input value.
COSArray	getSize() Return the Size value array.
int	getSize(int dimension) Return the size value for the given dimension.

Methods inherited from class de.intarsys.pdf.pd.PDFunction

cosGetDomain, getDomainMax, getDomainMin, getInputSize, getRange, getRangeMax, getRangeMin

Methods inherited from class de.intarsys.pdf.pd.PDObject

cosGetFieldDescendant, cosGetFieldInheritable, cosGetFieldInherited, cosGetSubtype, cosGetType, cosRemoveFieldInheritable, cosSetFieldInheritable, cosSetSubtype, cosSetType, getDoc, getGenericChildren, getGenericParent, setGenericParent, toString

Methods inherited from class de.intarsys.pdf.cos.COSBasedObject

changed, cosGetArray, cosGetDoc, cosGetField, cosGetObject, cosGetStream, cosHasField, cosRemoveField, cosSetField, getAttribute, getFieldBoolean, getFieldDate, getFieldFixed, getFieldFixedArray, getFieldInt, getFieldMLString, getFieldString, invalidateCaches, removeAttribute, setAttribute, setFieldBoolean, setFieldFixed, setFieldInt, setFieldMLString, setFieldName, setFieldObject, setFieldString

Methods inherited from class java.lang.Object

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

Field Detail

DK_BitsPerSample

public static final COSName DK_BitsPerSample

DK_Decode

public static final COSName DK_Decode

DK_Encode

public static final COSName DK_Encode

DK_Order

public static final COSName DK_Order

DK_Size

public static final COSName DK_Size

META

public static final PDSampledFunction.MetaClass META

The meta class instance

Method Detail

cosGetDecode

public COSArray cosGetDecode()

Return the Decode value array.

Returns:

the Decode value array

cosGetDict

public COSDictionary cosGetDict()

Description copied from class: COSBasedObject

Get the base object as a COSDictionary.

This will throw a ClassCastException if the base type is not appropriate!

Overrides:

cosGetDict in class COSBasedObject

Returns:

Get the base object as a COSDictionary.

cosGetEncode

public COSArray cosGetEncode()

Return the Encode value array

Returns:

the Encode value array

evaluate

public float[] evaluate(float[] input)

Evaluate the function for each of the input values in turn. The output values are stored in an array and returned.

Specified by:

evaluate in class PDFunction

Parameters:

input - input values to evaluate

Returns:

an array of output values

getBitsPerSample

public int getBitsPerSample()

Return the BitsPerSample value.

Returns:

the BitsPerSample value

getDecodeMax

public float getDecodeMax(int dimension)

Return the max value of the Decode array for the given dimension.

Parameters:

dimension - the dimension to get the max value for

Returns:

the max value of the Decode array for the given dimension

getDecodeMin

public float getDecodeMin(int dimension)

Return the min value of the Decode array for the given dimension.

Parameters:

dimension - the dimension to get the min value for

Returns:

the min value of the Decode array for the given dimension

getEncodeMax

public float getEncodeMax(int dimension)

Return the max value of the Encode array for the given dimension.

Parameters:

dimension - the dimension to get the max value for

Returns:

the max value of the Encode array for the given dimension

getEncodeMin

public float getEncodeMin(int dimension)

Return the min value of the Encode array for the given dimension.

Parameters:

dimension - the dimension to get the min value for

Returns:

the min value of the Encode array for the given dimension

getOutputSize

public int getOutputSize()

Return the number of output values for one input value.

Specified by:

getOutputSize in class PDFunction

Returns:

the number of output values for one input value

getSize

public COSArray getSize()

Return the Size value array.

Returns:

the Size value array

getSize

public int getSize(int dimension)

Return the size value for the given dimension.

Parameters:

dimension - the dimension to get the size value for

Returns:

the size value for the given dimension