draw_no_data (Gruff::Base)

    # File lib/gruff/base.rb, line 819
        def draw_no_data
            @d.fill = @font_color
            @d.font = @font if @font
            @d.stroke('transparent')
            @d.font_weight = NormalWeight
            @d.pointsize = scale_fontsize(80)
            @d.gravity = CenterGravity
            @d = @d.annotate_scaled( @base_image,
                            @raw_columns, @raw_rows/2.0,
                            0, 10,
                            @no_data_message, @scale)
        end