WorldPin Socket Events

gistfile1.m

- (void)viewDidLoad
{
    [super viewDidLoad];
    
    [SIOSocket socketWithHost: @"http://yourHost:3000" response: ^(SIOSocket *socket)
    {
        self.socket = socket;
    }];
}

- (void)mapView:(MKMapView *)mapView didUpdateUserLocation:(MKUserLocation *)userLocation
{
    // Zoom to user location
    MKMapCamera *camera = [mapView.camera copy];
    camera.altitude = 1; // Zoom in
    camera.centerCoordinate = userLocation.coordinate;
    mapView.camera = camera;
    
    // Broadcast new location
    if (self.socketIsConnected)
    {
        [self.socket emit: @"location" args: @[
            [NSString stringWithFormat: @"%f,%f", userLocation.coordinate.latitude, userLocation.coordinate.longitude]
        ]];
    }
}