# File lib/google_chart/base.rb, line 53
    def initialize(chart_size, chart_title)
      self.params = Hash.new
      @labels = []
      @data   = []
      @colors = []
      @axis   = []
      @markers = []
      @line_styles = []
      self.chart_size    = chart_size
      self.chart_title   = chart_title
      self.data_encoding = :simple
      self.show_legend   = true
    end