Class: ColorPalette

ColorPalette

new ColorPalette(opt_id=)

Creates a new ColorPalette object. Use this class to create a palette of colors randomly selected from a range created with initial start and end colors. You can also generate gradients that smoothly interpolate from start and end colors.
Parameters:
Name Type Argument Description
opt_id= string | number <optional>
 An optional id. If an id is not passed, a default id is created.
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Members

<private, static> _idCount :number

Increments as each ColorPalette is created.
Type:
  • number
Default Value:
  • 0
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<private> _colors

Holds a list of arrays representing 3-digit color values randomly selected from start and end colors.
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<private> _gradients

Holds a list of arrays representing 3-digit color values smoothly interpolated between start and end colors.
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Methods

<static> _createColorRange(startColor, startColor, totalColors) → {Array}

Creates an array of RGB color values interpolated between a passed startColor and endColor.
Parameters:
Name Type Description
startColor Array The beginning of the color array.
startColor Array The end of the color array.
totalColors number The total numnber of colors to create.
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Returns:
An array of color values.
Type
Array

addColor(options)

Creates a color range of 255 colors from the passed start and end colors. Adds a random selection of these colors to the color property of the color palette.
Parameters:
Name Type Description
options Object A set of required options that includes: options.min {number} The minimum number of colors to add. options.max {number} The maximum number of color to add. options.startColor {Array} The beginning color of the color range. options.endColor {Array} The end color of the color range.
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getColor()

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Throws:
If the colors property is empty.
Type
Error
Returns:
An array representing a randomly selected color from the colors property.