fern.tools
Class ColorSpectrum

java.lang.Object
  fern.tools.ColorSpectrum

public class ColorSpectrum
extends Object

Provides methods to assign colors to numbers between 0 and 1.

Author:

Florian Erhard

Constructor Summary

ColorSpectrum()

Method Summary

static Color	getGrayScaleSpectrum(float value) Gets a gray scale color representing the given number, 0 means white, 1 means black.
static Color	getSpectrum(float val, Color... colors) Gets a color representing the given number in an given color scale.

Methods inherited from class java.lang.Object

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

Constructor Detail

ColorSpectrum

public ColorSpectrum()

Method Detail

getGrayScaleSpectrum

public static Color getGrayScaleSpectrum(float value)

Gets a gray scale color representing the given number, 0 means white, 1 means black.

Parameters:

value - between 0 and 1

Returns:

gray scale color

getSpectrum

public static Color getSpectrum(float val,
                                Color... colors)

Gets a color representing the given number in an given color scale. You can give as much colors as you want. The resulting color will be interpolated.

Parameters:

val - between 0 and 1

colors - color spectrum

Returns:

color for the value