nl_tokens: Calculate the min and max values for this series s yField ( s ) . Takes into account yField combinations exclusions and stacking .
pl_tokens: function ( ) { var me = this , chart = me . chart , store = chart . getChartStore ( ) , data = store . data . items , count = me . getRecordCount ( ) , i , ln , record , stacked = me . stacked , min , max , positiveTotal , negativeTotal ; function eachYValueStacked ( yValue , i ) { if ( ! me . isExcluded ( i ) ) { if ( yValue < 0 ) { negativeTotal += yValue ; } else { positiveTotal += yValue ; } } } function eachYValue ( yValue , i ) { if ( ! me . isExcluded ( i ) ) { if ( yValue > max ) { max = yValue ; } if ( yValue < min ) { min = yValue ; } } } if ( count > 0 ) { min = Infinity ; max = - min ; for ( i = 0 , ln = data . length ; i < ln ; i ++ ) { record = data [ i ] ; if ( stacked ) { positiveTotal = 0 ; negativeTotal = 0 ; me . eachYValue ( record , eachYValueStacked ) ; if ( positiveTotal > max ) { max = positiveTotal ; } if ( negativeTotal < <mask> ) { min = negativeTotal ; } } else { me . eachYValue ( record , eachYValue ) ; } } // If we made no progress, treat it like a category axis if ( min == Infinity ) { min = 0 ; } if ( max == - Infinity ) { max = count - 1 ; } } else { min = max = 0 ; } return [ min , max ] ; }