Class Color

A color manipulation object.

Index

Constructors

Accessors

Methods

add clone copy darken equals lerp lighten parseCSS parseHex parseRGB random setColor setFloat setHSL setHSV toArray toHex toHex8 toRGB toRGBA toUint32

Constructors

constructor

new Color(r?, g?, b?, alpha?): Color
Creates a new Color instance.
Parameters
- r: string | number | Color = 0
  A Color object or the red component [0 .. 255]. Defaults to 0.
- g: number = 0
  The green component [0 .. 255]. Defaults to 0.
- b: number = 0
  The blue component [0 .. 255]. Defaults to 0.
- alpha: number = 1.0
  The alpha value [0.0 .. 1.0]. Defaults to 1.
Returns Color
- Defined in packages/melonjs/src/math/color.ts:227

Accessors

alpha

get alpha(): number
Gets the alpha component of the color.

Returns number
The alpha component [0.0 .. 1.0].
- Defined in packages/melonjs/src/math/color.ts:293
set alpha(value): void
Sets the alpha component of the color.
Parameters
- value: number
  The alpha component [0.0 .. 1.0].
Returns void
- Defined in packages/melonjs/src/math/color.ts:301

b

get b(): number
Gets the blue component of the color.

Returns number
The blue component [0 .. 255].
- Defined in packages/melonjs/src/math/color.ts:277
set b(value): void
Sets the blue component of the color.
Parameters
- value: number
  The blue component [0 .. 255].
Returns void
- Defined in packages/melonjs/src/math/color.ts:285

g

get g(): number
Gets the green component of the color.

Returns number
The green component [0 .. 255].
- Defined in packages/melonjs/src/math/color.ts:261
set g(value): void
Sets the green component of the color.
Parameters
- value: number
  The green component [0 .. 255].
Returns void
- Defined in packages/melonjs/src/math/color.ts:269

r

get r(): number
Gets the red component of the color.

Returns number
The red component [0 .. 255].
- Defined in packages/melonjs/src/math/color.ts:245
set r(value): void
Sets the red component of the color.
Parameters
- value: number
  The red component [0 .. 255].
Returns void
- Defined in packages/melonjs/src/math/color.ts:253

Methods

add

add(color): Color
Blends this color with the given one using addition.
Parameters
- color: Color
  The color to blend with.
Returns Color
Reference to this object for method chaining.
- Defined in packages/melonjs/src/math/color.ts:445

clone

clone(): Color
Creates a new copy of this color object.

Returns Color
Reference to the newly cloned object.
- Defined in packages/melonjs/src/math/color.ts:422

copy

copy(color): Color
Copies a color object or CSS color into this one.
Parameters
- color: string | Color
  The color to copy.
Returns Color
Reference to this object for method chaining.
- Defined in packages/melonjs/src/math/color.ts:431

darken

darken(scale): Color
Darkens this color value by a given scale.
Parameters
- scale: number
  The scale to darken the color by [0 .. 1].
Returns Color
Reference to this object for method chaining.
- Defined in packages/melonjs/src/math/color.ts:459

equals

equals(color): boolean
Checks if this color is equal to another.
Parameters
- color: Color
  The color to compare with.
Returns boolean
True if the colors are equal, otherwise false.
- Defined in packages/melonjs/src/math/color.ts:536

lerp

lerp(color, alpha): Color
Linearly interpolates between this color and the given one.
Parameters
- color: Color
  The color to interpolate with.
- alpha: number
  The interpolation factor, with alpha = 0 being this color, and alpha = 1 being the given one.
Returns Color
Reference to this object for method chaining.
- Defined in packages/melonjs/src/math/color.ts:474

lighten

lighten(scale): Color
Lightens this color value by a given scale
Parameters
- scale: number
  The scale to lighten the color by [0 .. 1].
Returns Color
Reference to this object for method chaining.
- Defined in packages/melonjs/src/math/color.ts:488

parseCSS

parseCSS(cssColor): Color
Parse a CSS color name and set this color to the corresponding r,g,b values
Parameters
- cssColor: string
  The CSS color name
Returns Color
Reference to this object for method chaining
- Defined in packages/melonjs/src/math/color.ts:550

parseHex

parseHex(hexColor, argb?): Color
Parse a Hex color ("#RGB", "#RGBA" or "#RRGGBB", "#RRGGBBAA" format) and set this color to the corresponding r,g,b,a values
Parameters
- hexColor: `#${string}`
  The Hex color string to parse
- Optionalargb: boolean = false
  true if format is #ARGB, or #AARRGGBB (as opposed to #RGBA or #RGGBBAA)
Returns Color
Reference to this object for method chaining
- Defined in packages/melonjs/src/math/color.ts:585

parseRGB

parseRGB(rgbColor): Color
Parse an RGB or RGBA CSS color string
Parameters
- rgbColor: string
  The RGB or RGBA color string to parse
Returns Color
Reference to this object for method chaining
- Defined in packages/melonjs/src/math/color.ts:563

random

random(min?, max?): Color
Generate random r,g,b values for this color object
Parameters
- Optionalmin: number = 0
  minimum value for the random range
- Optionalmax: number = 255
  maxmium value for the random range
Returns Color
Reference to this object for method chaining
- Defined in packages/melonjs/src/math/color.ts:515

setColor

setColor(r?, g?, b?, alpha?): Color
Sets the color to the specified values.
Parameters
- r: number = 0
  The red component [0 .. 255].
- g: number = 0
  The green component [0 .. 255].
- b: number = 0
  The blue component [0 .. 255].
- Optionalalpha: number = 1.0
  The alpha value [0.0 .. 1.0]. Defaults to 1.
Returns Color
Reference to this object for method chaining.
- Defined in packages/melonjs/src/math/color.ts:313

setFloat

setFloat(r, g, b, alpha?): Color
Sets the color to the specified normalized float values.
Parameters
- r: number
  The red component [0.0 .. 1.0].
- g: number
  The green component [0.0 .. 1.0].
- b: number
  The blue component [0.0 .. 1.0].
- Optionalalpha: number = 1.0
  The alpha value [0.0 .. 1.0]. Defaults to 1.
Returns Color
Reference to this object for method chaining.
- Defined in packages/melonjs/src/math/color.ts:330

setHSL

setHSL(h, s, l): Color
Sets the color to the specified HSL values.
Parameters
- h: number
  The hue [0 .. 1].
- s: number
  The saturation [0 .. 1].
- l: number
  The lightness [0 .. 1].
Returns Color
Reference to this object for method chaining.
- Defined in packages/melonjs/src/math/color.ts:399

setHSV

setHSV(h, s, v): Color
Sets the color to the specified HSV values.
Parameters
- h: number
  The hue [0 .. 1].
- s: number
  The saturation [0 .. 1].
- v: number
  The value [0 .. 1].
Returns Color
Reference to this object for method chaining.
- Defined in packages/melonjs/src/math/color.ts:346

toArray

toArray(): Float32Array
return an Float Array representation of this object

Returns Float32Array
A Float Array representation of this color
- Defined in packages/melonjs/src/math/color.ts:657

toHex

toHex(): string
return the color in "#RRGGBB" format

Returns string
The color in "#RRGGBB" format
- Defined in packages/melonjs/src/math/color.ts:665

toHex8

toHex8(alpha?): string
Get the color in "#RRGGBBAA" format
Parameters
- alpha: number = ...
  The alpha value [0.0 .. 1.0] to use in the output string.
Returns string
The color in "#RRGGBBAA" format
- Defined in packages/melonjs/src/math/color.ts:677

toRGB

toRGB(): `rgb(${number},${number},${number})`
Get the color in "rgb(R,G,B)" format

Returns `rgb(${number},${number},${number})`
The color in "rgb(R,G,B)" format
- Defined in packages/melonjs/src/math/color.ts:688

toRGBA

toRGBA(alpha?): `rgba(${number},${number},${number},${number})`
Get the color in "rgba(R,G,B,A)" format
Parameters
- Optionalalpha: number = ...
  alpha value [0.0 .. 1.0]
Returns `rgba(${number},${number},${number},${number})`
The color in "rgba(R,G,B,A)" format
- Defined in packages/melonjs/src/math/color.ts:700

toUint32

toUint32(alpha?): number
Pack this color RGB components into a Uint32 ARGB representation
Parameters
- Optionalalpha: number = 1.0
  alpha value [0.0 .. 1.0]
Returns number
A Uint32 ARGB representation of this color
- Defined in packages/melonjs/src/math/color.ts:643