#
# treemap_helper.rb - Helper functions to draw treemap in view
#
# Copyright (c) 2006 by Andrew Bruno <aeb@qnot.org>
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#

require 'treemap'

module TreemapHelper

    # XXX Configure to your needs
    def html_treemap(root)
        output = Treemap::HtmlOutput.new do |o|
            o.width = 800
            o.height = 500
            o.margin_top = 50
            o.margin_left = 25
            o.full_html = true
            o.center_labels_at_depth = 1
            o.color = Treemap::GradientColor.new do |g|
                g.mean_color = "CCCCCC"
            end
        end

        output.to_html(root)
    end
end