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index.ts
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index.ts
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/**
* @license
* Copyright 2019 Google LLC. All Rights Reserved.
* SPDX-License-Identifier: Apache-2.0
*/
import { MarkerClusterer } from "@googlemaps/markerclusterer";
// [START maps_marker_clustering]
function initMap(): void {
const map = new google.maps.Map(
document.getElementById("map") as HTMLElement,
{
zoom: 3,
center: { lat: -28.024, lng: 140.887 },
}
);
const infoWindow = new google.maps.InfoWindow({
content: "",
disableAutoPan: true,
});
// Create an array of alphabetical characters used to label the markers.
const labels = "ABCDEFGHIJKLMNOPQRSTUVWXYZ";
// Add some markers to the map.
const markers = locations.map((position, i) => {
const label = labels[i % labels.length];
const marker = new google.maps.Marker({
position,
label,
});
// markers can only be keyboard focusable when they have click listeners
// open info window when marker is clicked
marker.addListener("click", () => {
infoWindow.setContent(label);
infoWindow.open(map, marker);
});
return marker;
});
// Add a marker clusterer to manage the markers.
new MarkerClusterer({ markers, map });
}
const locations = [
{ lat: -31.56391, lng: 147.154312 },
{ lat: -33.718234, lng: 150.363181 },
{ lat: -33.727111, lng: 150.371124 },
{ lat: -33.848588, lng: 151.209834 },
{ lat: -33.851702, lng: 151.216968 },
{ lat: -34.671264, lng: 150.863657 },
{ lat: -35.304724, lng: 148.662905 },
{ lat: -36.817685, lng: 175.699196 },
{ lat: -36.828611, lng: 175.790222 },
{ lat: -37.75, lng: 145.116667 },
{ lat: -37.759859, lng: 145.128708 },
{ lat: -37.765015, lng: 145.133858 },
{ lat: -37.770104, lng: 145.143299 },
{ lat: -37.7737, lng: 145.145187 },
{ lat: -37.774785, lng: 145.137978 },
{ lat: -37.819616, lng: 144.968119 },
{ lat: -38.330766, lng: 144.695692 },
{ lat: -39.927193, lng: 175.053218 },
{ lat: -41.330162, lng: 174.865694 },
{ lat: -42.734358, lng: 147.439506 },
{ lat: -42.734358, lng: 147.501315 },
{ lat: -42.735258, lng: 147.438 },
{ lat: -43.999792, lng: 170.463352 },
];
declare global {
interface Window {
initMap: () => void;
}
}
window.initMap = initMap;
// [END maps_marker_clustering]
export {};