   renderSeries: ->
     polygons = @polygons.selectAll('path.polygon')
       .data(@polygonData())
-
     polygons.enter()
       .append('path')
       .attr('class', 'polygon')


  currentFilter: ->
    @_currentFilter or= @series_2_domain()[0]




    @initializeSvg()

  render: ->
    @initializeCenterGroup() unless @center # prevent multiple base group appends when re-rendering
    @establishRadialDomain()
    @establishAngularDomain()
    @renderAxes()
    @renderSeries()

