2.7.0 Define Chart Style
FillStyle: [Fill Style] See Fill Style section for more details.
TextStyle: [Text Style] See Text Style section for more details.
BorderStyle: [Border Style] See Border Style section for more details.
RoundedCorners: [Boolean] If this input is set to True AND Border Style is supplied it will make the border around chart have rounded corners.
2.7.1 Example of pie chart with Border and RoundedCorners defined:
