```
public class Color
extends Object
```
Color interface.
The Color interface provide a representation of a color, independant from the target Window Toolkit (AWT, SWT, etc).

Author:

Martin Pernollet

Field Summary

Fields
Modifier and Type	Field	Description
`float`	`a`
`float`	`b`
`static Color`	`BLACK`
`static Color`	`BLUE`
`static Color[]`	`COLORS`
`static Color`	`CYAN`
`float`	`g`
`static Color`	`GRAY`
`static Color`	`GREEN`
`static Color`	`MAGENTA`
`static Color`	`ORANGE`
`float`	`r`
`static Color`	`RED`
`static Random`	`rng`
`static Color`	`WHITE`
`static Color`	`YELLOW`

Constructor Summary

Constructors
Constructor	Description
`Color(double r, double g, double b)`
`Color(double r, double g, double b, double a)`
`Color(float r, float g, float b)`	Initialize a color with an alpha channel set to 1, using input values between 0.0 and 1.0.
`Color(float r, float g, float b, float a)`	Initialize a color with input values between 0.0 and 1.0.
`Color(int r, int g, int b)`	Initialize a color with an alpha channel set to 1, using input values between 0 and 255.
`Color(int r, int g, int b, int a)`	Initialize a color with values between 0 and 255.

Method Summary

All Methods Static Methods Instance Methods Concrete Methods Deprecated Methods
Modifier and Type	Method	Description
`Color`	`add(Color color)`
`Color`	`alpha(float alpha)`
`Color`	`alphaSelf(float alpha)`
`Color`	`clone()`
`static Color`	`color(int c)`	Returns one of the main color based on id.
`double`	`distance(Color c)`	Compute the distance between two colors.
`double`	`distanceSq(Color c)`	Compute the square distance between two colors.
`Color`	`div(Color factor)`
`Color`	`divSelf(float ratio)`
`Color`	`divSelfWithAlpha(float ratio)`
`Color`	`mul(Color factor)`
`Color`	`mulSelf(float ratio)`
`Color`	`mulSelfWithAlpha(float ratio)`
`Color`	`negative()`
`Color`	`negativeSelf()`
`static Color`	`random()`	Deprecated.
`float[]`	`toArray()`
`String`	`toHex()`	Return the hexadecimal representation of this color.
`String`	`toString()`

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

Field Detail

BLACK
```
public static final Color BLACK
```

WHITE
```
public static final Color WHITE
```

GRAY
```
public static final Color GRAY
```

RED
```
public static final Color RED
```

GREEN
```
public static final Color GREEN
```

BLUE
```
public static final Color BLUE
```

YELLOW
```
public static final Color YELLOW
```

MAGENTA
```
public static final Color MAGENTA
```

CYAN
```
public static final Color CYAN
```

ORANGE
```
public static final Color ORANGE
```

COLORS
```
public static final Color[] COLORS
```

r
```
public float r
```

g
```
public float g
```

b
```
public float b
```

a
```
public float a
```

rng
```
public static Random rng
```

Constructor Detail

Color
```
public Color(float r,
             float g,
             float b)
```
Initialize a color with an alpha channel set to 1, using input values between 0.0 and 1.0.

Color
```
public Color(int r,
             int g,
             int b)
```
Initialize a color with an alpha channel set to 1, using input values between 0 and 255.

Color

public Color(float r,
             float g,
             float b,
             float a)

Initialize a color with input values between 0.0 and 1.0.

Color

public Color(int r,
             int g,
             int b,
             int a)

Initialize a color with values between 0 and 255.

Color

public Color(double r,
             double g,
             double b)

Color

public Color(double r,
             double g,
             double b,
             double a)

Method Detail

mul
```
public Color mul(Color factor)
```

mulSelf
```
public Color mulSelf(float ratio)
```

mulSelfWithAlpha

public Color mulSelfWithAlpha(float ratio)

div
```
public Color div(Color factor)
```

divSelf
```
public Color divSelf(float ratio)
```

divSelfWithAlpha

public Color divSelfWithAlpha(float ratio)

alphaSelf

public Color alphaSelf(float alpha)

alpha
```
public Color alpha(float alpha)
```

toHex
```
public String toHex()
```
Return the hexadecimal representation of this color.

toString
```
public String toString()
```
Overrides:

toString in class Object

clone
```
public Color clone()
```
Overrides:

clone in class Object

toArray
```
public float[] toArray()
```

negative
```
public Color negative()
```

negativeSelf
```
public Color negativeSelf()
```

random

@Deprecated
public static Color random()

Deprecated.

Use RandomGeom.color() instead.

color
```
public static Color color(int c)
```
Returns one of the main color based on id. Use id%(#colors)

distance
```
public double distance(Color c)
```
Compute the distance between two colors.

distanceSq
```
public double distanceSq(Color c)
```
Compute the square distance between two colors.

add
```
public Color add(Color color)
```

Class Color

Field Summary

Constructor Summary

Method Summary

Methods inherited from class java.lang.Object

Field Detail

BLACK

WHITE

GRAY

RED

GREEN

BLUE

YELLOW

MAGENTA

CYAN

ORANGE

COLORS

r

g

b

a

rng

Constructor Detail

Color

Color

Color

Color

Color

Color

Method Detail

mul

mulSelf

mulSelfWithAlpha

div

divSelf

divSelfWithAlpha

alphaSelf

alpha

toHex

toString

clone

toArray

negative

negativeSelf

random

color

distance

distanceSq

add