Class: Overcast::Color

Inherits:
Object
  • Object
show all
Defined in:
lib/overcast.rb

Overview

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Class Method Summary collapse

Class Method Details

.darken(hex, amount = 0.5) ⇒ Object 



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# File 'lib/overcast.rb', line 6

def self.darken(hex, amount=0.5)
  hex = remove_pound(hex)
  rgb = convert_to_rgb(hex).map{|element| element * amount }
  convert_to_hex(rgb)
end

.lighten(hex, amount = 0.5) ⇒ Object 



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# File 'lib/overcast.rb', line 12

def self.lighten(hex, amount=0.5)
  hex = remove_pound(hex)
  rgb = convert_to_rgb(hex).map{ |element| [(element + 255 * amount).round, 255].min }
  convert_to_hex(rgb)
end