imagemagick.rb

        parent.image.combine_options do |c|
          c.fill hex_color
          c.pointsize @obj.media.font_size
          #c.font  "#{RAILS_ROOT}/public/images/fonts/#{@obj.font.downcase}.ttf"
          draw_params = ''
          draw_params += "gravity #{gravity} " if gravity  
          #cmd += "scale #{scale},#{scale} "  if scale
          draw_params += "rotate #{degrees} " if degrees
          
          ##TODO: escape text characters!!
          c.draw "#{draw_params}text #{@obj.x} #{@obj.y} '#{@obj.media.text}'"
        end