modeling/colors

All shapes (primitives or the results of operations) can be assigned a color (RGBA). In all cases, the function returns the results, and never changes the original shapes.

Source:
Example
const { colorize, hexToRgb } = require('@jscad/modeling').colors

Members

(static, constant) cssColors :Array

Source:
See:
  • CSS color table from http://www.w3.org/TR/css3-color/
Properties:
Name Type Description
black Array
silver Array
gray Array
white Array
maroon Array
red Array
purple Array
fuchsia Array
green Array
lime Array
olive Array
yellow Array
navy Array
blue Array
teal Array
aqua Array
aliceblue Array
antiquewhite Array
aquamarine Array
azure Array
beige Array
bisque Array
blanchedalmond Array
blueviolet Array
brown Array
burlywood Array
cadetblue Array
chartreuse Array
chocolate Array
coral Array
cornflowerblue Array
cornsilk Array
crimson Array
cyan Array
darkblue Array
darkcyan Array
darkgoldenrod Array
darkgray Array
darkgreen Array
darkgrey Array
darkkhaki Array
darkmagenta Array
darkolivegreen Array
darkorange Array
darkorchid Array
darkred Array
darksalmon Array
darkseagreen Array
darkslateblue Array
darkslategray Array
darkslategrey Array
darkturquoise Array
darkviolet Array
deeppink Array
deepskyblue Array
dimgray Array
dimgrey Array
dodgerblue Array
firebrick Array
floralwhite Array
forestgreen Array
gainsboro Array
ghostwhite Array
gold Array
goldenrod Array
greenyellow Array
grey Array
honeydew Array
hotpink Array
indianred Array
indigo Array
ivory Array
khaki Array
lavender Array
lavenderblush Array
lawngreen Array
lemonchiffon Array
lightblue Array
lightcoral Array
lightcyan Array
lightgoldenrodyellow Array
lightgray Array
lightgreen Array
lightgrey Array
lightpink Array
lightsalmon Array
lightseagreen Array
lightskyblue Array
lightslategray Array
lightslategrey Array
lightsteelblue Array
lightyellow Array
limegreen Array
linen Array
magenta Array
mediumaquamarine Array
mediumblue Array
mediumorchid Array
mediumpurple Array
mediumseagreen Array
mediumslateblue Array
mediumspringgreen Array
mediumturquoise Array
mediumvioletred Array
midnightblue Array
mintcream Array
mistyrose Array
moccasin Array
navajowhite Array
oldlace Array
olivedrab Array
orange Array
orangered Array
orchid Array
palegoldenrod Array
palegreen Array
paleturquoise Array
palevioletred Array
papayawhip Array
peachpuff Array
peru Array
pink Array
plum Array
powderblue Array
rosybrown Array
royalblue Array
saddlebrown Array
salmon Array
sandybrown Array
seagreen Array
seashell Array
sienna Array
skyblue Array
slateblue Array
slategray Array
slategrey Array
snow Array
springgreen Array
steelblue Array
tan Array
thistle Array
tomato Array
turquoise Array
violet Array
wheat Array
whitesmoke Array
yellowgreen Array
Type:
  • Array
Example
let newshape = colorize(cssColors.red, oldshape)

Methods

(static) colorize(color, …objects) → {Object|Array}

Source:

Assign the given color to the given objects.

Example
let redSphere = colorize([1,0,0], sphere()) // red
let greenCircle = colorize([0,1,0,0.8], circle()) // green transparent
let blueArc = colorize([0,0,1], arc()) // blue
let wildcylinder = colorize(colorNameToRgb('fuchsia'), cylinder()) // CSS color
Parameters:
Name Type Attributes Description
color Array

RGBA color values, where each value is between 0 and 1.0
objects Object | Array <repeatable>

the objects of which to apply the given color
Returns:

new object, or list of new objects with an additional attribute 'color'

Type
Object | Array

(static) colorNameToRgb(s) → {Array}

Source:

Converts a CSS color name to RGB color.

Example
let mysphere = colorize(colorNameToRgb('lightblue'), sphere())
Parameters:
Name Type Description
s String

the CSS color name
Returns:

the RGB color, or undefined if not found

Type
Array

(static) hexToRgb(notation) → {Array}

Source:
See:

Converts CSS color notations (string of hex values) to RGB values.

Example
let mysphere = colorize(hexToRgb('#000080'), sphere()) // navy blue
Parameters:
Name Type Description
notation String

color notation
Returns:

RGB color values

Type
Array

(static) hslToRgb(…values) → {Array}

Source:
See:

Converts HSL color values to RGB color values.

Example
let mysphere = colorize(hslToRgb([0.9166666666666666, 1, 0.5]), sphere())
Parameters:
Name Type Attributes Description
values Number | Array <repeatable>

HSL or HSLA color values
Returns:

RGB or RGBA color values

Type
Array

(static) hsvToRgb(…values) → {Array}

Source:
See:

Converts HSV color values to RGB color values.

Example
let mysphere = colorize(hsvToRgb([0.9166666666666666, 1, 1]), sphere())
Parameters:
Name Type Attributes Description
values Number | Array <repeatable>

HSV or HSVA color values
Returns:

RGB or RGBA color values

Type
Array

(static) hueToColorComponent(p, q, t) → {Number}

Source:

Convert hue values to a color component (ie one of r, g, b)

Parameters:
Name Type Description
p Number
q Number
t Number
Returns:

color component

Type
Number

(static) rgbToHex(…values) → {String}

Source:
See:

Convert the given RGB color values to CSS color notation (string)

Parameters:
Name Type Attributes Description
values Number | Array <repeatable>

RGB or RGBA color values
Returns:

CSS color notation

Type
String

(static) rgbToHsl(…values) → {Array}

Source:
See:

Converts an RGB color value to HSL.

Parameters:
Name Type Attributes Description
values Number | Array <repeatable>

RGB or RGBA color values
Returns:

HSL or HSLA color values

Type
Array

(static) rgbToHsv(…values) → {Array}

Source:
See:

Converts an RGB color value to HSV.

Parameters:
Name Type Attributes Description
values Number | Array <repeatable>

RGB or RGBA color values
Returns:

HSV or HSVA color values

Type
Array