asyncfunctioninit(){const{AltitudeMode,Map3DElement,Marker3DInteractiveElement,MapMode,PopoverElement}=awaitgoogle.maps.importLibrary("maps3d");constmap=newMap3DElement({center:{lat:37.8204,lng:-122.4783,altitude:0.407},range:4000,tilt:74,heading:38,mode:MapMode.HYBRID,});// Popovers can only be added to interactive MarkersconstinteractiveMarker=newMarker3DInteractiveElement({altitudeMode:AltitudeMode.ABSOLUTE,position:{lat:37.819852,lng:-122.478549,altitude:100}});constpopover=newPopoverElement({open:false,positionAnchor:interactiveMarker,});popover.append('Golden Gate Bridge');interactiveMarker.addEventListener('gmp-click',(event)=>{// toggle the marker to the other state (unlee you are clicking on the marker itself when it reopens it)popover.open=!popover.open;});map.append(interactiveMarker);map.append(popover);document.body.append(map);}init();
/* * Always set the map height explicitly to define the size of the div element* that contains the map.*/html,map{height:100%;}body{height:100%;margin:0;padding:0;}
Git and Node.js are required to run this sample locally. Follow theseinstructionsto install Node.js and NPM. The following commands clone, install dependencies and start the sample application.
[[["Easy to understand","easyToUnderstand","thumb-up"],["Solved my problem","solvedMyProblem","thumb-up"],["Other","otherUp","thumb-up"]],[["Missing the information I need","missingTheInformationINeed","thumb-down"],["Too complicated / too many steps","tooComplicatedTooManySteps","thumb-down"],["Out of date","outOfDate","thumb-down"],["Samples / code issue","samplesCodeIssue","thumb-down"],["Other","otherDown","thumb-down"]],["Last updated 2025-09-04 UTC."],[],[],null,["The following example adds a popover to a marker on the Golden Gate Bridge.\n\n\u003cbr /\u003e\n\nRead the [documentation](/maps/documentation/javascript/3d/popovers#anchor_a_popover_to_a_marker). \n\nJavaScript \n\n```javascript\nasync function init() {\n const { AltitudeMode, Map3DElement, Marker3DInteractiveElement, MapMode, PopoverElement } = await google.maps.importLibrary(\"maps3d\");\n const map = new Map3DElement({\n center: { lat: 37.8204, lng: -122.4783, altitude: 0.407 }, range: 4000, tilt: 74, heading: 38,\n mode: MapMode.HYBRID,\n });\n // Popovers can only be added to interactive Markers\n const interactiveMarker = new Marker3DInteractiveElement({\n altitudeMode: AltitudeMode.ABSOLUTE,\n position: { lat: 37.819852, lng: -122.478549, altitude: 100 }\n });\n const popover = new PopoverElement({\n open: false,\n positionAnchor: interactiveMarker,\n });\n popover.append('Golden Gate Bridge');\n interactiveMarker.addEventListener('gmp-click', (event) =\u003e {\n // toggle the marker to the other state (unlee you are clicking on the marker itself when it reopens it)\n popover.open = !popover.open;\n });\n map.append(interactiveMarker);\n map.append(popover);\n document.body.append(map);\n}\ninit();https://github.com/googlemaps-samples/js-api-samples/blob/7a62b25fe463fc0fd06949fcd1029aecc8b8504b/dist/samples/3d-popover-marker/docs/index.js#L9-L33\n```\n| **Note:** The JavaScript is compiled from the TypeScript snippet.\n\nCSS \n\n```css\n/* * Always set the map height explicitly to define the size of the div element\n * that contains the map. \n */\nhtml,\nmap {\n height: 100%;\n}\nbody {\n height: 100%;\n margin: 0;\n padding: 0;\n}https://github.com/googlemaps-samples/js-api-samples/blob/7a62b25fe463fc0fd06949fcd1029aecc8b8504b/dist/samples/3d-popover-marker/docs/style.css#L7-L18\n```\n\nHTML \n\n```html\n\u003chtml\u003e\n \u003chead\u003e\n \u003ctitle\u003eMap\u003c/title\u003e\n\n \u003clink rel=\"stylesheet\" type=\"text/css\" href=\"./style.css\" /\u003e\n \u003cscript type=\"module\" src=\"./index.js\"\u003e\u003c/script\u003e\n \u003c/head\u003e\n \u003cbody\u003e\n \u003cdiv id=\"map\"\u003e\u003c/div\u003e\n\n \u003c!-- prettier-ignore --\u003e\n \u003cscript\u003e(g=\u003e{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=()=\u003eh||(h=new Promise(async(f,n)=\u003e{await (a=m.createElement(\"script\"));e.set(\"libraries\",[...r]+\"\");for(k in g)e.set(k.replace(/[A-Z]/g,t=\u003e\"_\"+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=()=\u003eh=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)=\u003er.add(f)&&u().then(()=\u003ed[l](f,...n))})\n ({key: \"AIzaSyA6myHzS10YXdcazAFalmXvDkrYCp5cLc8\", v: \"beta\",});\u003c/script\u003e\n \u003c/body\u003e\n\u003c/html\u003ehttps://github.com/googlemaps-samples/js-api-samples/blob/7a62b25fe463fc0fd06949fcd1029aecc8b8504b/dist/samples/3d-popover-marker/docs/index.html#L8-L22\n```\n\nTry Sample \n[JSFiddle.net](https://jsfiddle.net/gh/get/library/pure/googlemaps-samples/js-api-samples/tree/main/dist/samples/3d-popover-marker/jsfiddle)\n\nClone Sample\n\n\nGit and Node.js are required to run this sample locally. Follow these [instructions](https://docs.npmjs.com/downloading-and-installing-node-js-and-npm) to install Node.js and NPM. The following commands clone, install dependencies and start the sample application. \n\n git clone https://github.com/googlemaps-samples/js-api-samples.git\n cd samples/3d-popover-marker\n npm i\n npm start"]]
