setFocusPoint method
Set the focus position for the camera.
The provided point should be in the range (0,0) - (1,1), both inclusive,
where (0,0) is the top left and (1,1) is the bottom right.
Implementation
Future<void> setFocusPoint(Offset position) {
throw UnimplementedError('setFocusPoint() has not been implemented.');
}