eg: 45deg = pi / 4, []:0 = 45: rotate 45deg
45
@override List<double> get rotate => const [ 0, -8, -14, -13, 13, 13, 4, 3, 14, -3, -7, -7, -5, -12, -2, -4, -2, 8, 6, 8, 0, 0 ];