java.lang.Object
- org.jline.utils.Colors

public class Colors
extends java.lang.Object

Nested Class Summary

Nested Classes
Modifier and Type Class Description

(package private) static interface Colors.Distance

Field Summary

Fields
Modifier and Type	Field	Description
`private static int`	`A`
`static double[]`	`AdobeRGB_environment`	Adobe RGB environment
`static double[]`	`averageSurrounding`	Average surrounding for CAM color spaces
`private static int`	`B`
`static int`	`C`	Chroma
`private static java.util.Map<java.lang.String,java.lang.Integer>`	`COLOR_NAMES`
`private static int[]`	`COLORS_256`
`static double[]`	`D50`	D50 illuminant for CAM color spaces
`static double[]`	`D65`	D65 illuminant for CAM color spaces
`static double[]`	`darkSurrounding`	Dark surrounding for CAM color spaces
`static int[]`	`DEFAULT_COLORS_256`	Default 256 colors palette
`static int[]`	`DEFAULT_COLORS_88`	Default 88 colors palette
`static double[]`	`dimSurrounding`	Dim surrounding for CAM color spaces
`private static double`	`epsilon`
`static int`	`h`	Hue
`static int`	`H`	Hue Composition / Hue Quadrature
`static int`	`J`	Lightness
`private static double`	`k1`
`private static double`	`k2`
`private static double`	`kappa`
`private static double`	`kc`
`private static double`	`kh`
`private static double`	`kl`
`private static int`	`L`
`static int`	`M`	Colorfulness
`static int`	`Q`	Brightness
`static int`	`s`	Saturation
`static double[]`	`sRGB_encoding_environment`	sRGB encoding environment
`static double[]`	`sRGB_typical_environment`	sRGB typical environment
`(package private) static int`	`SUR_C`
`(package private) static int`	`SUR_F`
`(package private) static int`	`SUR_N_C`
`(package private) static int`	`VC_A_W`
`(package private) static int`	`VC_C`
`(package private) static int`	`VC_D_RGB_B`
`(package private) static int`	`VC_D_RGB_G`
`(package private) static int`	`VC_D_RGB_R`
`(package private) static int`	`VC_F`
`(package private) static int`	`VC_F_L`
`(package private) static int`	`VC_L_A`
`(package private) static int`	`VC_N`
`(package private) static int`	`VC_N_BB`
`(package private) static int`	`VC_N_C`
`(package private) static int`	`VC_N_CB`
`(package private) static int`	`VC_X_W`
`(package private) static int`	`VC_Y_B`
`(package private) static int`	`VC_Y_W`
`(package private) static int`	`VC_Z`
`(package private) static int`	`VC_Z_W`
`private static int`	`X`
`private static int`	`Y`
`private static int`	`Z`

Constructor Summary

Constructors
Constructor Description

Colors()

Method Summary

All Methods Static Methods Concrete Methods
Modifier and Type	Method	Description
`private static double`	`calculateH(double h)`
`private static double`	`cam02(int p1, int p2, double[] vc)`
`(package private) static double[]`	`camlab(int color)`
`(package private) static double[]`	`camlab(int color, double[] vc)`
`(package private) static double`	`camlch(double[] c1, double[] c2)`
`(package private) static double`	`camlch(double[] c1, double[] c2, double[] w)`
`(package private) static double[]`	`camlch(int color)`
`(package private) static double[]`	`camlch(int color, double[] vc)`
`static double[]`	`CAT02toHPE(double[] RGB)`
`private static double`	`cie00(double[] lab1, double[] lab2)`
`private static double`	`cie94(double[] lab1, double[] lab2)`
`private static Colors.Distance`	`doGetDistance(java.lang.String dist)`
`private static double[]`	`forwardPostAdaptationConeResponse(double[] RGB, double[] vc)`
`private static double[]`	`forwardPreAdaptationConeResponse(double[] XYZ)`
`private static double[]`	`forwardResponseCompression(double[] RGB, double[] vc)`
`private static double[]`	`forwardTransform(double[] XYZ, double[] vc)`	CIECAM02 appearance correlates
`(package private) static Colors.Distance`	`getDistance(java.lang.String dist)`
`private static double[]`	`getWeights(java.lang.String dist)`
`private static double`	`hueDifference(double hue1, double hue2, double c)`
`private static double[]`	`jmh2ucs(double[] lch)`
`(package private) static double[]`	`lch2lab(double[] lch)`
`private static double`	`pivotRgb(double n)`
`private static double`	`pivotXyz(double n)`
`private static double[]`	`rgb(int color)`
`static double[]`	`rgb2cielab(double[] rgb)`
`(package private) static double[]`	`rgb2cielab(int color)`
`private static double[]`	`rgb2xyz(double[] rgb)`
`(package private) static double[]`	`rgb2xyz(int color)`
`static int`	`rgbColor(int col)`
`static java.lang.Integer`	`rgbColor(java.lang.String name)`
`static int`	`roundColor(int col, int max)`
`(package private) static int`	`roundColor(int color, int[] colors, int max, java.lang.String dist)`
`(package private) static int`	`roundColor(int color, int[] colors, int max, Colors.Distance distance)`
`static int`	`roundColor(int col, int max, java.lang.String dist)`
`static int`	`roundRgbColor(int r, int g, int b, int max)`
`private static double`	`scalar(double[] c1, double[] c2)`
`private static double`	`scalar(double[] c1, double[] c2, double[] w)`
`static void`	`setRgbColors(int[] colors)`
`private static double`	`sqr(double n)`
`(package private) static double[]`	`vc(double[] xyz_w, double L_A, double Y_b, double[] surrounding)`
`private static double[]`	`xyz2camlch(double[] xyz, double[] vc)`
`private static double[]`	`xyz2lab(double[] xyz)`

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail
- DEFAULT_COLORS_256
```
public static final int[] DEFAULT_COLORS_256
```
  Default 256 colors palette
- DEFAULT_COLORS_88
```
public static final int[] DEFAULT_COLORS_88
```
  Default 88 colors palette
- D50
```
public static final double[] D50
```
  D50 illuminant for CAM color spaces
- D65
```
public static final double[] D65
```
  D65 illuminant for CAM color spaces
- averageSurrounding
```
public static final double[] averageSurrounding
```
  Average surrounding for CAM color spaces
- dimSurrounding
```
public static final double[] dimSurrounding
```
  Dim surrounding for CAM color spaces
- darkSurrounding
```
public static final double[] darkSurrounding
```
  Dark surrounding for CAM color spaces
- sRGB_encoding_environment
```
public static final double[] sRGB_encoding_environment
```
  sRGB encoding environment
- sRGB_typical_environment
```
public static final double[] sRGB_typical_environment
```
  sRGB typical environment
- AdobeRGB_environment
```
public static final double[] AdobeRGB_environment
```
  Adobe RGB environment
- COLORS_256
```
private static int[] COLORS_256
```
- COLOR_NAMES
```
private static java.util.Map<java.lang.String,java.lang.Integer> COLOR_NAMES
```
- L
```
private static final int L
```
  See Also:
  
  Constant Field Values
- A
```
private static final int A
```
  See Also:
  
  Constant Field Values
- B
```
private static final int B
```
  See Also:
  
  Constant Field Values
- X
```
private static final int X
```
  See Also:
  
  Constant Field Values
- Y
```
private static final int Y
```
  See Also:
  
  Constant Field Values
- Z
```
private static final int Z
```
  See Also:
  
  Constant Field Values
- kl
```
private static final double kl
```
  See Also:
  
  Constant Field Values
- kc
```
private static final double kc
```
  See Also:
  
  Constant Field Values
- kh
```
private static final double kh
```
  See Also:
  
  Constant Field Values
- k1
```
private static final double k1
```
  See Also:
  
  Constant Field Values
- k2
```
private static final double k2
```
  See Also:
  
  Constant Field Values
- J
```
public static final int J
```
  Lightness
  
  See Also:
  
  Constant Field Values
- Q
```
public static final int Q
```
  Brightness
  
  See Also:
  
  Constant Field Values
- C
```
public static final int C
```
  Chroma
  
  See Also:
  
  Constant Field Values
- M
```
public static final int M
```
  Colorfulness
  
  See Also:
  
  Constant Field Values
- s
```
public static final int s
```
  Saturation
  
  See Also:
  
  Constant Field Values
- H
```
public static final int H
```
  Hue Composition / Hue Quadrature
  
  See Also:
  
  Constant Field Values
- h
```
public static final int h
```
  Hue
  
  See Also:
  
  Constant Field Values
- SUR_F
```
static final int SUR_F
```
  See Also:
  
  Constant Field Values
- SUR_C
```
static final int SUR_C
```
  See Also:
  
  Constant Field Values
- SUR_N_C
```
static final int SUR_N_C
```
  See Also:
  
  Constant Field Values
- VC_X_W
```
static final int VC_X_W
```
  See Also:
  
  Constant Field Values
- VC_Y_W
```
static final int VC_Y_W
```
  See Also:
  
  Constant Field Values
- VC_Z_W
```
static final int VC_Z_W
```
  See Also:
  
  Constant Field Values
- VC_L_A
```
static final int VC_L_A
```
  See Also:
  
  Constant Field Values
- VC_Y_B
```
static final int VC_Y_B
```
  See Also:
  
  Constant Field Values
- VC_F
```
static final int VC_F
```
  See Also:
  
  Constant Field Values
- VC_C
```
static final int VC_C
```
  See Also:
  
  Constant Field Values
- VC_N_C
```
static final int VC_N_C
```
  See Also:
  
  Constant Field Values
- VC_Z
```
static final int VC_Z
```
  See Also:
  
  Constant Field Values
- VC_N
```
static final int VC_N
```
  See Also:
  
  Constant Field Values
- VC_N_BB
```
static final int VC_N_BB
```
  See Also:
  
  Constant Field Values
- VC_N_CB
```
static final int VC_N_CB
```
  See Also:
  
  Constant Field Values
- VC_A_W
```
static final int VC_A_W
```
  See Also:
  
  Constant Field Values
- VC_F_L
```
static final int VC_F_L
```
  See Also:
  
  Constant Field Values
- VC_D_RGB_R
```
static final int VC_D_RGB_R
```
  See Also:
  
  Constant Field Values
- VC_D_RGB_G
```
static final int VC_D_RGB_G
```
  See Also:
  
  Constant Field Values
- VC_D_RGB_B
```
static final int VC_D_RGB_B
```
  See Also:
  
  Constant Field Values
- epsilon
```
private static final double epsilon
```
  See Also:
  
  Constant Field Values
- kappa
```
private static final double kappa
```
  See Also:
  
  Constant Field Values

Constructor Detail
- Colors
```
public Colors()
```

Method Detail

setRgbColors

public static void setRgbColors(int[] colors)

rgbColor

public static int rgbColor(int col)

rgbColor

public static java.lang.Integer rgbColor(java.lang.String name)

roundColor

public static int roundColor(int col,
                             int max)

roundColor

public static int roundColor(int col,
                             int max,
                             java.lang.String dist)

roundRgbColor

public static int roundRgbColor(int r,
                                int g,
                                int b,
                                int max)

roundColor

static int roundColor(int color,
                      int[] colors,
                      int max,
                      java.lang.String dist)

roundColor

static int roundColor(int color,
                      int[] colors,
                      int max,
                      Colors.Distance distance)

getDistance

static Colors.Distance getDistance(java.lang.String dist)

doGetDistance

private static Colors.Distance doGetDistance(java.lang.String dist)

getWeights

private static double[] getWeights(java.lang.String dist)

scalar

private static double scalar(double[] c1,
                             double[] c2,
                             double[] w)

scalar

private static double scalar(double[] c1,
                             double[] c2)

cie94

private static double cie94(double[] lab1,
                            double[] lab2)

cie00

private static double cie00(double[] lab1,
                            double[] lab2)

cam02

private static double cam02(int p1,
                            int p2,
                            double[] vc)

jmh2ucs

private static double[] jmh2ucs(double[] lch)

camlch

static double camlch(double[] c1,
                     double[] c2)

camlch

static double camlch(double[] c1,
                     double[] c2,
                     double[] w)

hueDifference

private static double hueDifference(double hue1,
                                    double hue2,
                                    double c)

rgb

private static double[] rgb(int color)

rgb2xyz

static double[] rgb2xyz(int color)

rgb2cielab

static double[] rgb2cielab(int color)

camlch
```
static double[] camlch(int color)
```

camlch

static double[] camlch(int color,
                       double[] vc)

camlab
```
static double[] camlab(int color)
```

camlab

static double[] camlab(int color,
                       double[] vc)

lch2lab

static double[] lch2lab(double[] lch)

xyz2camlch

private static double[] xyz2camlch(double[] xyz,
                                   double[] vc)

forwardTransform

private static double[] forwardTransform(double[] XYZ,
                                         double[] vc)

CIECAM02 appearance correlates

calculateH

private static double calculateH(double h)

forwardResponseCompression

private static double[] forwardResponseCompression(double[] RGB,
                                                   double[] vc)

forwardPostAdaptationConeResponse

private static double[] forwardPostAdaptationConeResponse(double[] RGB,
                                                          double[] vc)

CAT02toHPE

public static double[] CAT02toHPE(double[] RGB)

forwardPreAdaptationConeResponse

private static double[] forwardPreAdaptationConeResponse(double[] XYZ)

vc

static double[] vc(double[] xyz_w,
                   double L_A,
                   double Y_b,
                   double[] surrounding)

rgb2cielab

public static double[] rgb2cielab(double[] rgb)

rgb2xyz

private static double[] rgb2xyz(double[] rgb)

pivotRgb

private static double pivotRgb(double n)

xyz2lab

private static double[] xyz2lab(double[] xyz)

pivotXyz

private static double pivotXyz(double n)

sqr

private static double sqr(double n)

Class Colors

Nested Class Summary

Field Summary

Constructor Summary

Method Summary

Methods inherited from class java.lang.Object

Field Detail

DEFAULT_COLORS_256

DEFAULT_COLORS_88

D50

D65

averageSurrounding

dimSurrounding

darkSurrounding

sRGB_encoding_environment

sRGB_typical_environment

AdobeRGB_environment

COLORS_256

COLOR_NAMES

L

A

B

X

Y

Z

kl

kc

kh

k1

k2

J

Q

C

M

s

H

h

SUR_F

SUR_C

SUR_N_C

VC_X_W

VC_Y_W

VC_Z_W

VC_L_A

VC_Y_B

VC_F

VC_C

VC_N_C

VC_Z

VC_N

VC_N_BB

VC_N_CB

VC_A_W

VC_F_L

VC_D_RGB_R

VC_D_RGB_G

VC_D_RGB_B

epsilon

kappa

Constructor Detail

Colors

Method Detail

setRgbColors

rgbColor

rgbColor

roundColor

roundColor

roundRgbColor

roundColor

roundColor

getDistance

doGetDistance

getWeights

scalar

scalar

cie94

cie00

cam02

jmh2ucs

camlch