How to move marker on the Google Map like Ola app

Question

I am working on app the like Ola cabs. When the user drags map the a view transparent view appears with marker moving and when the user stops dragging the we have to centre

Answer 1

Use delegates of GMSMapView

- (void) mapView:(GMSMapView *)mapView didDragMarker:(GMSMarker *)marker;
- (void) mapView:(GMSMapView *)mapView didBeginDraggingMarker:(GMSMarker *)marker;
- (void) mapView:(GMSMapView *)mapView didEndDraggingMarker:(GMSMarker *)marker;