def draw_label(x_offset, index)
return if @hide_line_markers
if !@labels[index].nil? && @labels_seen[index].nil?
y_offset = @graph_bottom + LABEL_MARGIN
@d.fill = @font_color
@d.font = @font if @font
@d.stroke('transparent')
@d.font_weight = NormalWeight
@d.pointsize = scale_fontsize(@marker_font_size)
@d.gravity = NorthGravity
@d = @d.annotate_scaled(@base_image,
1.0, 1.0,
x_offset, y_offset,
@labels[index], @scale)
@labels_seen[index] = 1
debug { @d.line 0.0, y_offset, @raw_columns, y_offset }
end
end