Class Color

This class holds a color for computer graphics defined via four components (Red, Green, Blue, Alpha). Alpha is opacity (0.0 = completely transparent, 1.0 = completely opaque). All components range from 0.0 to 1.0 in floating point.

Hierarchy

Color

Index

Constructors

constructor

new Color(r?: number, g?: number, b?: number, a?: number): Color
Constructor for creating a Color object
Parameters
- r: number = 0
  
  The red component of the Color object
- g: number = 0
  
  The green component of the Color object
- b: number = 0
  
  The blue component of the Color object
- a: number = 1
  
  The alpha component of the Color object
Returns Color
- Defined in src/math/Color.ts:156

Properties

a

a: number

b

b: number

g

g: number

r

r: number

`Static` `Readonly` BLACK

BLACK: Color = ...

`Static` `Readonly` BLUE

BLUE: Color = ...

`Static` `Readonly` CYAN

CYAN: Color = ...

`Static` `Readonly` GREEN

GREEN: Color = ...

`Static` `Readonly` PURPLE

PURPLE: Color = ...

`Static` `Readonly` RED

RED: Color = ...

`Static` `Readonly` WHITE

WHITE: Color = ...

Static properties representing standard colors

`Static` `Readonly` YELLOW

YELLOW: Color = ...

Methods

add

add(c: Color): void
Add another Color object to the current one
Parameters
- c: Color
  
  The Color object to add
Returns void
- Defined in src/math/Color.ts:235

clone

clone(): Color
Create a clone of the Color object

Returns
A new Color object that is an exact copy of the original

Returns Color
- Defined in src/math/Color.ts:210

copy

copy(color: Color): void
Copy the components of a given Color object
Parameters
- color: Color
  
  The Color object to copy
Returns void
- Defined in src/math/Color.ts:197

divide

divide(c: Color): void
Divide the current Color object by another one
Parameters
- c: Color
  
  The Color object to divide by
Returns void
- Defined in src/math/Color.ts:271

divideScalar

divideScalar(n: number): void
Method that divides a Color object by a scalar
Parameters
- n: number
  
  The scalar to divide the Color object by
Returns void
- Defined in src/math/Color.ts:295

lerp

lerp(c1: Color, c2: Color, alpha: number): void
Interpolate between two Color objects
Parameters
- c1: Color
  
  The first Color object
- c2: Color
  
  The second Color object
- alpha: number
  
  The interpolation factor between the two objects
Returns void
- Defined in src/math/Color.ts:222

multiply

multiply(c: Color): void
Multiply the current Color object by another one
Parameters
- c: Color
  
  The Color object to multiply by
Returns void
- Defined in src/math/Color.ts:259

multiplyScalar

multiplyScalar(n: number): void
Multiply the current Color object by a scalar
Parameters
- n: number
  
  The scalar to multiply by
Returns void
- Defined in src/math/Color.ts:283

set

set(r?: number, g?: number, b?: number, a?: number): void
Set the components of the Color object
Parameters
- r: number = 0
  
  The red component
- g: number = 0
  
  The green component
- b: number = 0
  
  The blue component
- a: number = 1
  
  The alpha component (optional, defaults to 1)
Returns void
- Defined in src/math/Color.ts:172

setFromString

setFromString(color: string): void
Set the components of the Color object from a hex string
Parameters
- color: string
  
  The hex string to convert to a Color object
Returns void
- Defined in src/math/Color.ts:185

subtract

subtract(c: Color): void
Subtract another Color object from the current one
Parameters
- c: Color
  
  The Color object to subtract
Returns void
- Defined in src/math/Color.ts:247

`Static` add

add(c1: Color, c2: Color): Color
Static method to add two Color objects

Returns
The sum of the two Color objects
Parameters
- c1: Color
  
  The first Color object
- c2: Color
  
  The second Color object
Returns Color
- Defined in src/math/Color.ts:78

`Static` clone

clone(color: Color): Color
Static method to create a clone of the given Color object

Returns
A clone of the given Color object
Parameters
- color: Color
  
  The Color object to clone
Returns Color
- Defined in src/math/Color.ts:28

`Static` createFromString

createFromString(color: string): Color
Static method to create a Color object from a hex string

Returns
A new Color object created from the given hex string
Parameters
- color: string
  
  The hex string to convert to a Color object
Returns Color
- Defined in src/math/Color.ts:44

`Static` divide

divide(c1: Color, c2: Color): Color
Static method to divide two Color objects

Returns
The quotient of the two Color objects
Parameters
- c1: Color
  
  The first Color object
- c2: Color
  
  The second Color object
Returns Color
- Defined in src/math/Color.ts:114

`Static` divideScalar

divideScalar(v: Color, n: number): Color
Static method that calculates the result of dividing a Color by a scalar

Returns
The result of the division
Parameters
- v: Color
  
  The Color object to be divided
- n: number
  
  The scalar to divide the Color by
Returns Color
- Defined in src/math/Color.ts:138

`Static` lerp

lerp(c1: Color, c2: Color, alpha: number): Color
Static method to interpolate between two Color objects

Returns
The interpolated Color object
Parameters
- c1: Color
  
  The first Color object
- c2: Color
  
  The second Color object
- alpha: number
  
  The interpolation factor between the two objects
Returns Color
- Defined in src/math/Color.ts:61

`Static` multiply

multiply(c1: Color, c2: Color): Color
Static method to multiply two Color objects

Returns
The product of the two Color objects
Parameters
- c1: Color
  
  The first Color object
- c2: Color
  
  The second Color object
Returns Color
- Defined in src/math/Color.ts:102

`Static` multiplyScalar

multiplyScalar(v: Color, n: number): Color
Static method to multiply a Color object by a scalar

Returns
The product of the Color object and the scalar
Parameters
- v: Color
  
  The Color object to multiply
- n: number
  
  The scalar to multiply by
Returns Color
- Defined in src/math/Color.ts:126

`Static` subtract

subtract(c1: Color, c2: Color): Color
Static method to subtract two Color objects

Returns
The difference between the two Color objects
Parameters
- c1: Color
  
  The first Color object
- c2: Color
  
  The second Color object
Returns Color
- Defined in src/math/Color.ts:90

Class Color

Hierarchy

Index

Constructors

Properties

Methods

Constructors

constructor

Parameters

r: number = 0

g: number = 0

b: number = 0

a: number = 1

Returns Color

Properties

a

b

g

r

Static Readonly BLACK

Static Readonly BLUE

Static Readonly CYAN

Static Readonly GREEN

Static Readonly PURPLE

Static Readonly RED

Static Readonly WHITE

Static Readonly YELLOW

Methods

add

Parameters

c: Color

Returns void

clone

Returns

Returns Color

copy

Parameters

color: Color

Returns void

divide

Parameters

c: Color

Returns void

divideScalar

Parameters

n: number

Returns void

lerp

Parameters

c1: Color

c2: Color

alpha: number

Returns void

multiply

Parameters

c: Color

Returns void

multiplyScalar

Parameters

n: number

Returns void

set

Parameters

r: number = 0

g: number = 0

b: number = 0

a: number = 1

Returns void

setFromString

Parameters

color: string

Returns void

subtract

Parameters

c: Color

Returns void

Static add

Returns

Parameters

c1: Color

`Static` `Readonly` BLACK

`Static` `Readonly` BLUE

`Static` `Readonly` CYAN

`Static` `Readonly` GREEN

`Static` `Readonly` PURPLE

`Static` `Readonly` RED

`Static` `Readonly` WHITE

`Static` `Readonly` YELLOW

`Static` add

`Static` clone

`Static` createFromString

`Static` divide

`Static` divideScalar

`Static` lerp

`Static` multiply

`Static` multiplyScalar

`Static` subtract