# Class for parsing sigmaSet.out
#
# Written by k-fleak
#

class ParseSigmaSet
  
  def initialize(filename)
    @input = open(filename, "r")
    @numCluster, @sigmaProd = getData
  end
  
  def getNumCluster
    # [Cluster index(before sorting), num cluster]
    @numCluster
  end
  
  def getSigmaProd
    # [Cluster index, sigma product]
    @sigmaProd
  end
  
  private
  
  def getData
    ptmp = Hash.new()
    ptmp2 = Hash.new()
    cindex = 0
    @input.each do |lines|
      unless lines.strip.empty? then
        lineArr = lines.strip.split
        # NumCluster is 8times for original cell. Therefore,
        # devide by "8".
        case cindex
        when 0
          ptmp[cindex.to_i] = lineArr[1].to_f
          ptmp2[cindex.to_i] = lineArr[0].to_f          
        else
          ptmp[cindex.to_i] = lineArr[1].to_f / 8
          ptmp2[cindex.to_i] = lineArr[0].to_f / 8          
        end
        cindex += 1
      end
    end
    return ptmp, ptmp2
  end
  
end