to.etc.domui.themes

Class CssColor

java.lang.Object

to.etc.domui.themes.CssColor

@Immutable
public final class CssColor
extends Object

A color, with methods to create new colors from it.

Author:

Frits Jalvingh Created on Jan 4, 2011

Constructor Summary

Constructors

Constructor and Description
CssColor(CssColor in)
CssColor(double rin, double gin, double bin)
CssColor(int rin, int gin, int bin)
CssColor(String rgbin)

Method Summary

Modifier and Type	Method and Description
CssColor	brighter(double factor)
double	brightnessDifference(CssColor col)
static double	brightnessDifference(CssColor a, CssColor b)
double	colorBrightness() Relative brightness from 0..1
double	colorContrast(CssColor col)
static double	colorContrast(CssColor a, CssColor b) color contrast indicator.
static CssColor	createHSL(double h, double s, double l) Create an HSL color.
static CssColor	createHSV(double h, double s, double v) HSV calculation with h = [0..360], s and v in 0..1
CssColor	darker(double factor)
String	det()
double	getHslH()
double	getHslL() Lightness L (HSL)
double	getHslS() Saturation S (HSL)
double	getHsvH()
double	getHsvS()
double	getHsvV()
CssColor	inverse()
boolean	isDark()
boolean	isLight()
CssColor	lighter(double factor)
CssColor	lume(double factor) Make a dark color lighter.
double	luminance()
double	luminanceContrast(CssColor other) See: http://juicystudio.com/article/luminositycontrastratioalgorithm.php
static double	luminanceContrast(CssColor a, CssColor b)
static void	main(String[] args)
CssColor	saturate(double factor) Create a more color-saturated version of the color.
String	toString()

Methods inherited from class java.lang.Object

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

Constructor Detail

CssColor

public CssColor(double rin,
                double gin,
                double bin)

CssColor

public CssColor(int rin,
                int gin,
                int bin)

CssColor

public CssColor(CssColor in)

CssColor

public CssColor(String rgbin)

Method Detail

luminance

public double luminance()

isLight

public boolean isLight()

isDark

public boolean isDark()

brighter

public CssColor brighter(double factor)

lighter

public CssColor lighter(double factor)

darker

public CssColor darker(double factor)

inverse

public CssColor inverse()

lume

public CssColor lume(double factor)

Make a dark color lighter. Make a light color darker.

saturate

public CssColor saturate(double factor)

Create a more color-saturated version of the color.

Parameters:

factor -

Returns:

luminanceContrast

public double luminanceContrast(CssColor other)

See: http://juicystudio.com/article/luminositycontrastratioalgorithm.php

Parameters:

other -

Returns:

luminanceContrast

public static double luminanceContrast(CssColor a,
                                       CssColor b)

brightnessDifference

public double brightnessDifference(CssColor col)

brightnessDifference

public static double brightnessDifference(CssColor a,
                                          CssColor b)

colorBrightness

public double colorBrightness()

Relative brightness from 0..1

Returns:

colorContrast

public double colorContrast(CssColor col)

colorContrast

public static double colorContrast(CssColor a,
                                   CssColor b)

color contrast indicator.

Parameters:

a -

b -

Returns:

toString

public String toString()

Overrides:

toString in class Object

det

public String det()

getHslL

public double getHslL()

Lightness L (HSL)

Returns:

getHsvV

public double getHsvV()

getHslS

public double getHslS()

Saturation S (HSL)

Returns:

getHsvS

public double getHsvS()

getHslH

public double getHslH()

getHsvH

public double getHsvH()

createHSL

public static CssColor createHSL(double h,
                                 double s,
                                 double l)

Create an HSL color.

Parameters:

h -

s -

b2 -

Returns:

createHSV

public static CssColor createHSV(double h,
                                 double s,
                                 double v)

HSV calculation with h = [0..360], s and v in 0..1

Parameters:

h -

s -

l -

Returns:

main

public static void main(String[] args)