Class RadialShading

java.lang.Object

com.orsonpdf.PDFObject

com.orsonpdf.shading.Shading

com.orsonpdf.shading.RadialShading

public final class RadialShading
extends Shading

A radial shading.

Field Summary

Fields

Modifier and Type	Field	Description
private double[]	coords	Coordinates (x0, y0, r0, x1, y1, r1).
private double[]	domain	The domain.
private boolean[]	extend	The extend flags (two of them).
private Function	function	The shading function.

Fields inherited from class Shading

dictionary

Constructor Summary

Constructors

Constructor	Description
RadialShading(int number, double[] coords, Function function)	Creates a new radial shading instance.

Method Summary

Modifier and Type	Method	Description
double[]	getCoords()	Returns a copy of the axis coordinates array (x1, y1, x2, y2).
double[]	getDomain()	Returns the function domain.
boolean[]	getExtend()	Returns the extend array.
Function	getFunction()	Returns the function for this shading.
void	setCoords(double[] coords)	Sets the array containing the coordinates (x1, y1, r1, x2, y2, r2) of the starting circle and the ending circle.
void	setDomain(double[] domain)	Sets the domain.
void	setExtend(boolean[] extend)	Sets the extend array.
void	setFunction(Function function)	Sets the function for this shading.

Methods inherited from class Shading

getObjectBytes, getShadingType

Methods inherited from class PDFObject

getGeneration, getNumber, getReference, toPDFBytes

Methods inherited from class Object

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

Field Details

coords

private double[] coords

Coordinates (x0, y0, r0, x1, y1, r1).

function

private Function function

The shading function.

domain

private double[] domain

The domain.

extend

private boolean[] extend

The extend flags (two of them).

Constructor Details

RadialShading

public RadialShading(int number,
 double[] coords,
 Function function)

Creates a new radial shading instance.

Parameters:

number - the PDF object number.

coords - the coordinates (x1, y1, r1, x2, y2, r2).

function - the interpolation function (null not permitted).

Method Details

getCoords

public double[] getCoords()

Returns a copy of the axis coordinates array (x1, y1, x2, y2).

Returns:

A copy of the axis coordinates array (never null).

setCoords

public void setCoords(double[] coords)

Sets the array containing the coordinates (x1, y1, r1, x2, y2, r2) of the starting circle and the ending circle.

Parameters:

coords - the circle coordinates (null not permitted).

getFunction

public Function getFunction()

Returns the function for this shading.

Returns:

The function (never null).

setFunction

public void setFunction(Function function)

Sets the function for this shading.

Parameters:

function - the function (null not permitted).

getDomain

public double[] getDomain()

Returns the function domain. The default value is [0.0, 1.0].

Returns:

The function domain.

setDomain

public void setDomain(double[] domain)

Sets the domain.

Parameters:

domain - the domain (array must have length 2).

getExtend

public boolean[] getExtend()

Returns the extend array.

Returns:

The extend array.

setExtend

public void setExtend(boolean[] extend)

Sets the extend array.

Parameters:

extend - the extend array (must have length 2).