This example map shows a draggable marker that displays its updated position
when dragging is finished (the dragend
event is fired).
Read the documentation.
TypeScript
async function initMap() { // Request needed libraries. const { Map, InfoWindow } = await google.maps.importLibrary("maps") as google.maps.MapsLibrary; const { AdvancedMarkerElement } = await google.maps.importLibrary("marker") as google.maps.MarkerLibrary; const map = new Map(document.getElementById('map') as HTMLElement, { center: {lat: 37.39094933041195, lng: -122.02503913145092}, zoom: 14, mapId: '4504f8b37365c3d0', }); const infoWindow = new InfoWindow(); const draggableMarker = new AdvancedMarkerElement({ map, position: {lat: 37.39094933041195, lng: -122.02503913145092}, gmpDraggable: true, title: "This marker is draggable.", }); draggableMarker.addListener('dragend', (event) => { const position = draggableMarker.position as google.maps.LatLng; infoWindow.close(); infoWindow.setContent(`Pin dropped at: ${position.lat}, ${position.lng}`); infoWindow.open(draggableMarker.map, draggableMarker); }); } initMap();
JavaScript
async function initMap() { // Request needed libraries. const { Map, InfoWindow } = await google.maps.importLibrary("maps"); const { AdvancedMarkerElement } = await google.maps.importLibrary("marker"); const map = new Map(document.getElementById("map"), { center: { lat: 37.39094933041195, lng: -122.02503913145092 }, zoom: 14, mapId: "4504f8b37365c3d0", }); const infoWindow = new InfoWindow(); const draggableMarker = new AdvancedMarkerElement({ map, position: { lat: 37.39094933041195, lng: -122.02503913145092 }, gmpDraggable: true, title: "This marker is draggable.", }); draggableMarker.addListener("dragend", (event) => { const position = draggableMarker.position; infoWindow.close(); infoWindow.setContent(`Pin dropped at: ${position.lat}, ${position.lng}`); infoWindow.open(draggableMarker.map, draggableMarker); }); } initMap();
CSS
/* * Always set the map height explicitly to define the size of the div element * that contains the map. */ #map { height: 100%; } /* * Optional: Makes the sample page fill the window. */ html, body { height: 100%; margin: 0; padding: 0; }
HTML
<html> <head> <title>Draggable Advanced Marker</title> <link rel="stylesheet" type="text/css" href="./style.css" /> <script type="module" src="./index.js"></script> </head> <body> <div id="map"></div> <!-- prettier-ignore --> <script>(g=>{var h,a,k,p="The Google Maps JavaScript API",c="google",l="importLibrary",q="__ib__",m=document,b=window;b=b[c]||(b[c]={});var d=b.maps||(b.maps={}),r=new Set,e=new URLSearchParams,u=()=>h||(h=new Promise(async(f,n)=>{await (a=m.createElement("script"));e.set("libraries",[...r]+"");for(k in g)e.set(k.replace(/[A-Z]/g,t=>"_"+t[0].toLowerCase()),g[k]);e.set("callback",c+".maps."+q);a.src=`https://maps.${c}apis.com/maps/api/js?`+e;d[q]=f;a.onerror=()=>h=n(Error(p+" could not load."));a.nonce=m.querySelector("script[nonce]")?.nonce||"";m.head.append(a)}));d[l]?console.warn(p+" only loads once. Ignoring:",g):d[l]=(f,...n)=>r.add(f)&&u().then(()=>d[l](f,...n))}) ({key: "AIzaSyB41DRUbKWJHPxaFjMAwdrzWzbVKartNGg", v: "weekly"});</script> </body> </html>
Try Sample
Clone Sample
Git and Node.js are required to run this sample locally. Follow these instructions to install Node.js and NPM. The following commands clone, install dependencies and start the sample application.
git clone -b sample-advanced-markers-draggable https://github.com/googlemaps/js-samples.git
cd js-samples
npm i
npm start
Other samples can be tried by switching to any branch beginning with sample-SAMPLE_NAME
.
git checkout sample-SAMPLE_NAME
npm i
npm start