This member is added by an implicit conversion from PieChartFactories to
any2stringadd[PieChartFactories] performed by method any2stringadd in scala.Predef.
This member is added by an implicit conversion from PieChartFactories to
StringFormat[PieChartFactories] performed by method StringFormat in scala.Predef.
Contains factories to create pie charts and other pie-like chart.