TextBox *setLabelStyle(const char *font = 0, double fontSize = 8, int fontColor = TextColor);

Sets the style used to draw all sector labels.

This method affects all sectors. To set the label style for one particular sector only, use Sector.setLabelStyle.

See Font Specification for details on various font attributes.

A TextBox object representing the prototype of the sector labels. This may be used to fine-tune the appearance of the sector labels.