How to update the marker position on google map by latitude and longitude values





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I am new to iOS Swift. I recently started working on GMSMaps. In my code I am able to get the latitude and longitude values of source and destination to find the direction and I am also able to add the marker to map. But, I want to change the position of marker based on changing the source and destination values. When I tried to change source/destination ,then again one more marker is adding to maps. I don't want to add one more marker, I just want to move the previous marker to updated location . If any one gives solution it would be so great.



This is my code which I have written to add marker for source and destination. I have written this code in didSelectRowAtIndexPath method of tableView



let centerr = CLLocationCoordinate2D(latitude: lat, longitude: lon)
var camera = GMSCameraPosition.camera(withLatitude: lat, longitude: lon, zoom: 10);
self.googlemapsview.camera = camera
var marker = GMSMarker(position: centerr)
print("Latitude :- (lat)")
print("Longitude :-(lon)")
marker.map = self.googlemapsview









share|improve this question

























  • Clear map and add marker with lat long.

    – Sid Mhatre
    Jan 3 at 10:09


















0















I am new to iOS Swift. I recently started working on GMSMaps. In my code I am able to get the latitude and longitude values of source and destination to find the direction and I am also able to add the marker to map. But, I want to change the position of marker based on changing the source and destination values. When I tried to change source/destination ,then again one more marker is adding to maps. I don't want to add one more marker, I just want to move the previous marker to updated location . If any one gives solution it would be so great.



This is my code which I have written to add marker for source and destination. I have written this code in didSelectRowAtIndexPath method of tableView



let centerr = CLLocationCoordinate2D(latitude: lat, longitude: lon)
var camera = GMSCameraPosition.camera(withLatitude: lat, longitude: lon, zoom: 10);
self.googlemapsview.camera = camera
var marker = GMSMarker(position: centerr)
print("Latitude :- (lat)")
print("Longitude :-(lon)")
marker.map = self.googlemapsview









share|improve this question

























  • Clear map and add marker with lat long.

    – Sid Mhatre
    Jan 3 at 10:09














0












0








0








I am new to iOS Swift. I recently started working on GMSMaps. In my code I am able to get the latitude and longitude values of source and destination to find the direction and I am also able to add the marker to map. But, I want to change the position of marker based on changing the source and destination values. When I tried to change source/destination ,then again one more marker is adding to maps. I don't want to add one more marker, I just want to move the previous marker to updated location . If any one gives solution it would be so great.



This is my code which I have written to add marker for source and destination. I have written this code in didSelectRowAtIndexPath method of tableView



let centerr = CLLocationCoordinate2D(latitude: lat, longitude: lon)
var camera = GMSCameraPosition.camera(withLatitude: lat, longitude: lon, zoom: 10);
self.googlemapsview.camera = camera
var marker = GMSMarker(position: centerr)
print("Latitude :- (lat)")
print("Longitude :-(lon)")
marker.map = self.googlemapsview









share|improve this question
















I am new to iOS Swift. I recently started working on GMSMaps. In my code I am able to get the latitude and longitude values of source and destination to find the direction and I am also able to add the marker to map. But, I want to change the position of marker based on changing the source and destination values. When I tried to change source/destination ,then again one more marker is adding to maps. I don't want to add one more marker, I just want to move the previous marker to updated location . If any one gives solution it would be so great.



This is my code which I have written to add marker for source and destination. I have written this code in didSelectRowAtIndexPath method of tableView



let centerr = CLLocationCoordinate2D(latitude: lat, longitude: lon)
var camera = GMSCameraPosition.camera(withLatitude: lat, longitude: lon, zoom: 10);
self.googlemapsview.camera = camera
var marker = GMSMarker(position: centerr)
print("Latitude :- (lat)")
print("Longitude :-(lon)")
marker.map = self.googlemapsview






ios swift google-maps






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edited Jan 3 at 18:22









rmaddy

246k27328391




246k27328391










asked Jan 3 at 9:57









SwapnaSwapna

66




66













  • Clear map and add marker with lat long.

    – Sid Mhatre
    Jan 3 at 10:09



















  • Clear map and add marker with lat long.

    – Sid Mhatre
    Jan 3 at 10:09

















Clear map and add marker with lat long.

– Sid Mhatre
Jan 3 at 10:09





Clear map and add marker with lat long.

– Sid Mhatre
Jan 3 at 10:09












1 Answer
1






active

oldest

votes


















0














Make the marker as global variable and update its coordinates via position property.



var marker: GMSMarker!


Update marker:



let newPosition = CLLocationCoordinate2D(latitude: newLat, longitude: newLon)
marker.position = newPosition


https://developers.google.com/maps/documentation/ios-sdk/reference/interface_g_m_s_marker#a2b9fdae0160d7acf439889ffcdb5f68b



in tableViewDidSelect



let centerr = CLLocationCoordinate2D(latitude: lat, longitude: lon)
var camera = GMSCameraPosition.camera(withLatitude: lat, longitude: lon, zoom: 10);
self.googlemapsview.camera = camera
marker = GMSMarker(position: centerr)
print("Latitude :- (lat)")
print("Longitude :-(lon)")
marker.map = self.googlemapsview





share|improve this answer
























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    1 Answer
    1






    active

    oldest

    votes








    1 Answer
    1






    active

    oldest

    votes









    active

    oldest

    votes






    active

    oldest

    votes









    0














    Make the marker as global variable and update its coordinates via position property.



    var marker: GMSMarker!


    Update marker:



    let newPosition = CLLocationCoordinate2D(latitude: newLat, longitude: newLon)
    marker.position = newPosition


    https://developers.google.com/maps/documentation/ios-sdk/reference/interface_g_m_s_marker#a2b9fdae0160d7acf439889ffcdb5f68b



    in tableViewDidSelect



    let centerr = CLLocationCoordinate2D(latitude: lat, longitude: lon)
    var camera = GMSCameraPosition.camera(withLatitude: lat, longitude: lon, zoom: 10);
    self.googlemapsview.camera = camera
    marker = GMSMarker(position: centerr)
    print("Latitude :- (lat)")
    print("Longitude :-(lon)")
    marker.map = self.googlemapsview





    share|improve this answer




























      0














      Make the marker as global variable and update its coordinates via position property.



      var marker: GMSMarker!


      Update marker:



      let newPosition = CLLocationCoordinate2D(latitude: newLat, longitude: newLon)
      marker.position = newPosition


      https://developers.google.com/maps/documentation/ios-sdk/reference/interface_g_m_s_marker#a2b9fdae0160d7acf439889ffcdb5f68b



      in tableViewDidSelect



      let centerr = CLLocationCoordinate2D(latitude: lat, longitude: lon)
      var camera = GMSCameraPosition.camera(withLatitude: lat, longitude: lon, zoom: 10);
      self.googlemapsview.camera = camera
      marker = GMSMarker(position: centerr)
      print("Latitude :- (lat)")
      print("Longitude :-(lon)")
      marker.map = self.googlemapsview





      share|improve this answer


























        0












        0








        0







        Make the marker as global variable and update its coordinates via position property.



        var marker: GMSMarker!


        Update marker:



        let newPosition = CLLocationCoordinate2D(latitude: newLat, longitude: newLon)
        marker.position = newPosition


        https://developers.google.com/maps/documentation/ios-sdk/reference/interface_g_m_s_marker#a2b9fdae0160d7acf439889ffcdb5f68b



        in tableViewDidSelect



        let centerr = CLLocationCoordinate2D(latitude: lat, longitude: lon)
        var camera = GMSCameraPosition.camera(withLatitude: lat, longitude: lon, zoom: 10);
        self.googlemapsview.camera = camera
        marker = GMSMarker(position: centerr)
        print("Latitude :- (lat)")
        print("Longitude :-(lon)")
        marker.map = self.googlemapsview





        share|improve this answer













        Make the marker as global variable and update its coordinates via position property.



        var marker: GMSMarker!


        Update marker:



        let newPosition = CLLocationCoordinate2D(latitude: newLat, longitude: newLon)
        marker.position = newPosition


        https://developers.google.com/maps/documentation/ios-sdk/reference/interface_g_m_s_marker#a2b9fdae0160d7acf439889ffcdb5f68b



        in tableViewDidSelect



        let centerr = CLLocationCoordinate2D(latitude: lat, longitude: lon)
        var camera = GMSCameraPosition.camera(withLatitude: lat, longitude: lon, zoom: 10);
        self.googlemapsview.camera = camera
        marker = GMSMarker(position: centerr)
        print("Latitude :- (lat)")
        print("Longitude :-(lon)")
        marker.map = self.googlemapsview






        share|improve this answer












        share|improve this answer



        share|improve this answer










        answered Jan 3 at 10:22









        SateeshSateesh

        2,18711020




        2,18711020
































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