zoom method

Future<void> zoom(
  1. double scale
)

Implementation

Future<void> zoom(double scale) async {
  final double _zoom = (_baseZoom * scale)
      .clamp(_minAvailableZoom, _maxAvailableZoom)
      .toDouble();
  if (_zoom == _currentZoom) {
    return;
  }
  _currentZoom = _zoom;

  await controller.setZoomLevel(_currentZoom);
}