getTargetCurrent function

Implementation

TargetPosition? getTargetCurrent(TargetFocus target) {
  if (target.keyTarget != null) {
    var key = target.keyTarget!;

    try {
      final RenderBox renderBoxRed =
      key.currentContext!.findRenderObject() as RenderBox;
      final size = renderBoxRed.size;
      final state =
      key.currentContext!.findAncestorStateOfType<NavigatorState>();
      Offset offset;
      if (state != null) {
        offset = renderBoxRed.localToGlobal(Offset.zero,
            ancestor: state.context.findRenderObject());
      } else {
        offset = renderBoxRed.localToGlobal(Offset.zero);
      }

      return TargetPosition(size, offset);
    } catch (e) {
      print(
          "TutorialCoachMark (ERROR): It was not possible to obtain target position.");
      return null;
    }
  } else {
    return target.targetPosition;
  }
}