vsync property

Implementation

set vsync(TickerProvider tickerProvider) {
  if (value.animationController == null) {
    value = _MapControllerState(
      options: value.options,
      camera: value.camera,
      animationController: AnimationController(vsync: tickerProvider)
        ..addListener(_handleAnimation),
    );
  } else {
    _animationController.resync(tickerProvider);
  }
}