de.erichseifert.gral.plots.colors

Class RandomColors

java.lang.Object

de.erichseifert.gral.plots.colors.AbstractColorMapper<java.lang.Integer>

de.erichseifert.gral.plots.colors.IndexedColorMapper

de.erichseifert.gral.plots.colors.RandomColors

All Implemented Interfaces:

ColorMapper, java.io.Serializable

public class RandomColors
extends IndexedColorMapper

Class that generates pseudo-random colors for specified index values.

See Also:

Serialized Form

Nested Class Summary

Nested classes/interfaces inherited from interface de.erichseifert.gral.plots.colors.ColorMapper

ColorMapper.Mode

Constructor Summary

Constructors

Constructor and Description
RandomColors() Creates a new RandomColors object with default seed.
RandomColors(long seed) Creates a new instances with the specified seed.

Method Summary

Modifier and Type	Method and Description
java.awt.Paint	get(int index) Returns the Paint associated to the specified index value.
float[]	getColorVariance() Returns the current color variance.
void	setColorVariance(float[] colorVariance) Sets the current color variance.

Methods inherited from class de.erichseifert.gral.plots.colors.IndexedColorMapper

get

Methods inherited from class de.erichseifert.gral.plots.colors.AbstractColorMapper

getMode

Methods inherited from class java.lang.Object

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

Constructor Detail

RandomColors

public RandomColors()

Creates a new RandomColors object with default seed.

RandomColors

public RandomColors(long seed)

Creates a new instances with the specified seed.

Parameters:

seed - Random number seed.

Method Detail

get

public java.awt.Paint get(int index)

Returns the Paint associated to the specified index value.

Specified by:

get in class IndexedColorMapper

Parameters:

index - Numeric index.

Returns:

Paint.

getColorVariance

public float[] getColorVariance()

Returns the current color variance.

Returns:

Range of hue, saturation and brightness a color can have.

setColorVariance

public void setColorVariance(float[] colorVariance)

Sets the current color variance.

Parameters:

colorVariance - Range of hue, saturation and brightness a color can have.