This example creates an extruded polygon with an inner hole.
Read the documentation .
JavaScript
async function init () { const { Map3DElement , Polygon3DElement } = await google . maps . importLibrary ( 'maps3d' ); const map3DElement = new Map3DElement ({ center : { lat : 40.6842 , lng : - 74.0019 , altitude : 1000 }, heading : 340 , tilt : 70 , mode : 'HYBRID' , gestureHandling : 'COOPERATIVE' , }); const polygonOptions = { strokeColor : '#0000ff80' , strokeWidth : 8 , fillColor : '#ff000080' , drawsOccludedSegments : false , extruded : true , altitudeMode : 'RELATIVE_TO_GROUND' , }; const examplePolygon = new Polygon3DElement ( polygonOptions ); examplePolygon . path = [ { lat : 40.7144 , lng : - 74.0208 , altitude : 200 }, { lat : 40.6993 , lng : - 74.019 , altitude : 200 }, { lat : 40.7035 , lng : - 74.0004 , altitude : 200 }, ]; examplePolygon . innerPaths = [ [ { lat : 40.71 , lng : - 74.0175 , altitude : 200 }, { lat : 40.703 , lng : - 74.0165 , altitude : 200 }, { lat : 40.7035 , lng : - 74.006 , altitude : 200 }, ], ]; map3DElement . append ( examplePolygon ); document . body . append ( map3DElement ); } void init ();
CSS
/* * 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 ; }
HTML
<html> <head> <title>Map</title> <link rel="stylesheet" type="text/css" href="./style.css" /> <script type="module" src="./index.js"></script> <script> // prettier-ignore (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: "AIzaSyA6myHzS10YXdcazAFalmXvDkrYCp5cLc8" }); </script> </head> <body> <div id="map"></div> </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 https : //github.com/googlemaps-samples/js-api-samples.gitcd samples / 3 d - polygon - extruded - holenpm inpm start
