# File temp/Graph/Graph.rb, line 442 def calculate_bottom_margin @border_bottom = 7 if key and key_position == :bottom @border_bottom += @data.size * (font_size + 5) @border_bottom += 10 end if show_x_labels max_x_label_height_px = (not rotate_x_labels) ? x_label_font_size : get_x_labels.max{|a,b| a.to_s.length<=>b.to_s.length }.to_s.length * x_label_font_size * 0.6 @border_bottom += max_x_label_height_px @border_bottom += max_x_label_height_px + 10 if stagger_x_labels end @border_bottom += x_title_font_size + 5 if show_x_title end