# File lib/bio/graphics/glyph.rb, line 103 def self.circle(args) args = { :radius => 10, :fill_color => 'red', :stroke => "black", :stroke_width => 1, :style => ""}.merge!(args) args[:x_center] = args[:x] args[:y_center] = args[:y] [:x, :y].each {|e| args.delete(e)} [Bio::Graphics::Primitive.new(:circle, args)] end