Class: Rcade::Color

Inherits:
Gosu::Color
  • Object
show all
Defined in:
lib/rcade_colors.rb

Class Method Summary collapse

Class Method Details

.from_hex(string) ⇒ Object

hex argument should be a string and can be the full 6 digit hex or 3 digit shorthand and may include a # prefix. Examples:

"fed"
"#fed"
"cabbed"
"#cabbed"



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# File 'lib/rcade_colors.rb', line 22

def self.from_hex(string)
  h = string.scan(/\h/)
  if h.size == 3
    h.map! {|v| (v * 2) } # expand to 6 character format
  end
  hex_string = "0xff" + h.join # fully opaque
  self.argb(hex_string.to_i(16))
end

.named(color_name) ⇒ Object 



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# File 'lib/rcade_colors.rb', line 31

def self.named(color_name)
  require 'color/css'
  color = ::Color::CSS[color_name]
  raise 'Invalid color name' unless color
  self.from_hex(color.html)
end