withDefaults static method
Equivalent to LineRadial.new, except that if angle or radius are not
specified, the respective defaults will be used.
Implementation
static LineRadial<List<num>> withDefaults(
{num Function(List<num>, int, List<List<num>>) angle = pointX,
num Function(List<num>, int, List<List<num>>) radius = pointY}) {
return LineRadial<List<num>>(angle, radius);
}