You can use a UIGestureRecognizer to detect touches on the map view. Instead of a single tap, however, I would suggest looking for a double tap (UITapGestureRecognizer) or a long press (UILongPressGestureRecognizer). A single tap might interfere with the user trying to single tap on the pin or callout itself. In the place where you … Read more
Try a custom overlay. Add this in viewDidLoad: MKCircle *circle = [MKCircle circleWithCenterCoordinate:userLocation.coordinate radius:1000]; [map addOverlay:circle]; userLocation can be obtained by storing the MKUserLocationAnnotation as a property. Then, to actually draw the circle, put this in the map view’s delegate: – (MKOverlayRenderer *)mapView:(MKMapView *)map viewForOverlay:(id <MKOverlay>)overlay { MKCircleRenderer *circleView = [[MKCircleRenderer alloc] initWithOverlay:overlay]; circleView.strokeColor = … Read more