3d-marker-customization

Sample code supporting Google Maps Platform JavaScript API documentation. author(s): Geo Developer IX Documentation Team

HTML

<!doctype html>
<!--
 @license
 Copyright 2025 Google LLC. All Rights Reserved.
 SPDX-License-Identifier: Apache-2.0
-->

<html>
  <head>
    <title>Map</title>

    <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))})({
                v: "alpha"
            });
    </script>
  </head>
  <body>
    <div id="map"></div>
  </body>
</html>

CSS

/*
* @license
* Copyright 2025 Google LLC. All Rights Reserved.
* SPDX-License-Identifier: Apache-2.0
*/

/* 
 * 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;
}

JavaScript

'use strict';
/*
 * @license
 * Copyright 2025 Google LLC. All Rights Reserved.
 * SPDX-License-Identifier: Apache-2.0
 */

async function init() {
  const [
    { Map3DElement, Marker3DElement, Label3DElement },
    { PinElement, CollisionBehavior },
  ] = await Promise.all([
    google.maps.importLibrary('maps3d'),
    google.maps.importLibrary('marker'),
  ]);

  const map = new Map3DElement({
    center: { lat: 37.4176, lng: -122.02, altitude: 0 },
    tilt: 67.5,
    range: 7000,
    mode: 'SATELLITE',
  });

  // Change the border color.
  const pinBorder = new PinElement({
    borderColor: '#FFFFFF',
  });
  const markerWithBorder = new Marker3DElement({
    position: { lat: 37.415, lng: -122.035 },
  });
  markerWithBorder.append(pinBorder);

  // Add a label.
  const markerWithLabel = new Marker3DElement({
    position: { lat: 37.419, lng: -122.03 },
    label: 'Simple label',
  });

  // Adjust the scale.
  const pinScaled = new PinElement({
    scale: 1.5,
  });
  const markerWithScale = new Marker3DElement({
    position: { lat: 37.419, lng: -122.02 },
  });
  markerWithScale.append(pinScaled);

  // Change the glyph color.
  const pinGlyph = new PinElement({
    glyphColor: 'white',
  });
  const markerWithGlyphColor = new Marker3DElement({
    position: { lat: 37.415, lng: -122.025 },
  });
  markerWithGlyphColor.append(pinGlyph);

  // Change many elements together and extrude marker.
  const pinTextGlyph = new PinElement({
    background: '#F0F6FC',
    glyphText: 'E',
    glyphColor: 'red',
    borderColor: '#0000FF',
  });
  const markerWithGlyphText = new Marker3DElement({
    position: { lat: 37.415, lng: -122.015, altitude: 50 },
    extruded: true,
    altitudeMode: 'RELATIVE_TO_GROUND',
  });
  markerWithGlyphText.append(pinTextGlyph);

  // Change a marker's altitude and add an extrusion.
  const extrudedMarker = new Marker3DElement({
    position: { lat: 37.4239163, lng: -122.0947209, altitude: 100 },
    altitudeMode:...