upStartVector property
Offset
upStartVector
Implementation
Offset get upStartVector =>
_upStartVector ??
(_upStartVector = start.directionTo(point(0.001)).rotate(-math.pi * 0.5));
Offset get upStartVector =>
_upStartVector ??
(_upStartVector = start.directionTo(point(0.001)).rotate(-math.pi * 0.5));