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#
# treemap.rb - RubyTreemap
#
# 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 File.dirname(__FILE__) + '/treemap/node'
require File.dirname(__FILE__) + '/treemap/layout_base'
require File.dirname(__FILE__) + '/treemap/output_base'
require File.dirname(__FILE__) + '/treemap/color_base'
require File.dirname(__FILE__) + '/treemap/slice_layout'
require File.dirname(__FILE__) + '/treemap/squarified_layout'
require File.dirname(__FILE__) + '/treemap/html_output'
require File.dirname(__FILE__) + '/treemap/rectangle'
require File.dirname(__FILE__) + '/treemap/gradient_color'
# XXX these are still expirmental. Requires RMagick
# require File.dirname(__FILE__) + '/treemap/image_output'
# require File.dirname(__FILE__) + '/treemap/svg_output'
module Treemap
VERSION = "0.0.1"
def Treemap::dump_tree(node)
puts "#{node.label}: #{node.bounds.to_s}"
node.children.each do |c|
dump_tree(c)
end
end
def Treemap::tree_from_xml(file)
doc = REXML::Document.new(file)
node_from_xml(doc.root)
end
def Treemap::node_from_xml(xmlnode)
node = Treemap::Node.new
node.label = xmlnode.attributes["label"]
id = xmlnode.attributes["id"]
if(!id.nil?)
node.id = id.to_s
end
node.size = xmlnode.attributes["size"]
node.size = node.size.to_f unless node.size.nil?
node.color = xmlnode.attributes["change"]
node.color = node.color.to_f unless node.color.nil?
xmlnode.elements.each do |c|
child = node_from_xml(c)
node.add_child(child) if !child.nil?
end
return nil if node.size < 5
node
end
end
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