iOS support for Google Maps zoom controls

// Automatic FlutterFlow imports
import '/backend/backend.dart';
import '/flutter_flow/flutter_flow_theme.dart';
import '/flutter_flow/flutter_flow_util.dart';
import '/custom_code/widgets/index.dart'; // Imports other custom widgets
import '/custom_code/actions/index.dart'; // Imports custom actions
import '/flutter_flow/custom_functions.dart'; // Imports custom functions
import 'package:flutter/material.dart';
// Begin custom widget code
// DO NOT REMOVE OR MODIFY THE CODE ABOVE!

import 'package:google_maps_flutter/google_maps_flutter.dart' as gmaps;

class CustomZoomableMap extends StatefulWidget {
  final gmaps.LatLng initialPosition; // Position initiale de la carte
  final double width; // Largeur du widget
  final double height; // Hauteur du widget

  const CustomZoomableMap({
    Key? key,
    required this.initialPosition,
    required this.width,
    required this.height,
  }) : super(key: key);

  @override
  _CustomZoomableMapState createState() => _CustomZoomableMapState();
}

class _CustomZoomableMapState extends State<CustomZoomableMap> {
  late gmaps.GoogleMapController _controller;
  double _currentZoom = 14.0; // Niveau de zoom initial

  // Fonction pour zoomer
  void _zoomIn() {
    setState(() {
      _currentZoom = (_currentZoom + 1).clamp(2, 20);
      _controller.animateCamera(
        gmaps.CameraUpdate.zoomTo(_currentZoom),
      );
    });
  }

  // Fonction pour dézoomer
  void _zoomOut() {
    setState(() {
      _currentZoom = (_currentZoom - 1).clamp(2, 20);
      _controller.animateCamera(
        gmaps.CameraUpdate.zoomTo(_currentZoom),
      );
    });
  }

  @override
  Widget build(BuildContext context) {
    return SizedBox(
      width: widget.width,
      height: widget.height,
      child: Stack(
        children: [
          // Carte Google Map
          gmaps.GoogleMap(
            initialCameraPosition: gmaps.CameraPosition(
              target: widget.initialPosition,
              zoom: _currentZoom,
            ),
            onMapCreated: (gmaps.GoogleMapController controller) {
              _controller = controller;
            },
          ),
          // Bouton Zoom In
          Positioned(
            top: 10,
            right: 10,
            child: FloatingActionButton(
              onPressed: _zoomIn,
              mini: true,
              backgroundColor: Colors.white,
              child: const Icon(Icons.add),
            ),
          ),
          // Bouton Zoom Out
          Positioned(
            top: 70,
            right: 10,
            child: FloatingActionButton(
              onPressed: _zoomOut,
              mini: true,
              backgroundColor: Colors.white,
              child: const Icon(Icons.remove),
            ),
          ),
        ],
      ),
    );
  }
}