# File lib/gruff/side_stacked_bar.rb, line 46
    def draw_label(y_offset, index)
      if !@labels[index].nil? && @labels_seen[index].nil?
        @d.fill = @marker_color
        @d.font = @font if @font
        @d.stroke = 'transparent'
        @d.font_weight = NormalWeight
        @d.pointsize = scale_fontsize(@marker_font_size)
        @d.gravity = CenterGravity
        @d = @d.annotate_scaled(@base_image,
                                1, 1,
                                @graph_left / 2, y_offset,
                                @labels[index], @scale)
        @labels_seen[index] = 1
      end
    end