Module: SimpleColor::RGB::ColorNames

Included in:
SimpleColor::RGB
Defined in:
lib/simplecolor/rgb_colors.rb

Instance Method Summary collapse

Instance Method Details

#all_color_names ⇒ Object 



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# File 'lib/simplecolor/rgb_colors.rb', line 64

def all_color_names
  return @rgb_color_names if defined? @rgb_color_names
  # A list of color names, based on X11's rgb.txt
  rgb_colors = File.dirname(__FILE__) + "/../../data/rgb_colors.json.gz"
  # Rewrite file:
  # h={}; rgb.each do |k,v| h[SimpleColor::RGB.rgb_clean(k)]=v end
  # Pathname.new("data/rgb_colors.json").write(h.to_json)
  File.open(rgb_colors, "rb") do |file|
    serialized_data = Zlib::GzipReader.new(file).read
    # serialized_data.force_encoding Encoding::BINARY
    @rgb_color_names = JSON.parse(serialized_data)
  end
end

#color_names ⇒ Object 



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# File 'lib/simplecolor/rgb_colors.rb', line 60

def color_names
  @color_names ||= COLOR_NAMES.dup
end

#color_names_priority ⇒ Object 



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# File 'lib/simplecolor/rgb_colors.rb', line 78

def color_names_priority
  @rgb_color_names.keys
end

#find_color(name) ⇒ Object 



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# File 'lib/simplecolor/rgb_colors.rb', line 86

def find_color(name)
  custom=color_names
  case name
  when String
    return custom[name] if custom.key?(name)
    name=rgb_clean(name)
    return custom[name] if custom.key?(name)
    colors=all_color_names
    base, rest=name.split(':', 2)
    if rest.nil?
      color_names_priority.each do |base|
        c=colors[base]
        return c[name] if c.key?(name)
      end
    else
      c=colors[base]
      return c[rest] if c
    end
  else
    custom[name]
  end
end

#rgb_clean(name) ⇒ Object

clean up name



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# File 'lib/simplecolor/rgb_colors.rb', line 82

def rgb_clean(name) #clean up name
  name.gsub(/\s+/,'').downcase.gsub('gray','grey')
end