asAlignmentGeometry method
Converts the alignment to a Flutter AlignmentGeometry value.
This is used internally for positioning the icon within its container.
Implementation
AlignmentGeometry asAlignmentGeometry() => switch (this) {
MarkerIconAlignment.top => Alignment.topCenter,
MarkerIconAlignment.center => Alignment.center,
MarkerIconAlignment.bottom => Alignment.bottomCenter,
};