TypeScript
async function initMap() {
// Request needed libraries.
const { Map } = 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: 37.424563902650114, lng: -122.09512859577026},
zoom: 17,
mapId: '4504f8b37365c3d0',
});
const marker01 = new AdvancedMarkerElement({
map,
position: { lat: 37.4239163, lng: -122.094 },
title: 'This marker is visible at zoom level 15 and higher.'
});
const marker02 = new AdvancedMarkerElement({
map,
position: { lat: 37.4245, lng: -122.096 },
title: 'This marker is visible at zoom level 16 and higher.'
});
const marker03 = new AdvancedMarkerElement({
map,
position: { lat: 37.4249, lng: -122.095 },
title: 'This marker is visible at zoom level 17 and higher.'
});
const marker04 = new AdvancedMarkerElement({
map,
position: { lat: 37.425, lng: -122.0955 },
title: 'This marker is visible at zoom level 18 and higher.'
});
map.addListener('zoom_changed', () => {
const zoom = map.getZoom();
if (zoom) {
// Only show each marker above a certain zoom level.
marker01.map = zoom > 14 ? map : null;
marker02.map = zoom > 15 ? map : null;
marker03.map = zoom > 16 ? map : null;
marker04.map = zoom > 17 ? map : null;
}
});
}
initMap();
JavaScript
async function initMap() {
// Request needed libraries.
const { Map } = await google.maps.importLibrary("maps");
const { AdvancedMarkerElement } = await google.maps.importLibrary("marker");
const map = new Map(document.getElementById("map"), {
center: { lat: 37.424563902650114, lng: -122.09512859577026 },
zoom: 17,
mapId: "4504f8b37365c3d0",
});
const marker01 = new AdvancedMarkerElement({
map,
position: { lat: 37.4239163, lng: -122.094 },
title: "This marker is visible at zoom level 15 and higher.",
});
const marker02 = new AdvancedMarkerElement({
map,
position: { lat: 37.4245, lng: -122.096 },
title: "This marker is visible at zoom level 16 and higher.",
});
const marker03 = new AdvancedMarkerElement({
map,
position: { lat: 37.4249, lng: -122.095 },
title: "This marker is visible at zoom level 17 and higher.",
});
const marker04 = new AdvancedMarkerElement({
map,
position: { lat: 37.425, lng: -122.0955 },
title: "This marker is visible at zoom level 18 and higher.",
});
map.addListener("zoom_changed", () => {
const zoom = map.getZoom();
if (zoom) {
// Only show each marker above a certain zoom level.
marker01.map = zoom > 14 ? map : null;
marker02.map = zoom > 15 ? map : null;
marker03.map = zoom > 16 ? map : null;
marker04.map = zoom > 17 ? map : null;
}
});
}
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>Advanced Marker Zoom Visibility</title>
<script src="https://polyfill.io/v3/polyfill.min.js?features=default"></script>
<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>