// This example uses the Google Maps JavaScript API's Data layer
// to create a rectangular polygon with 2 holes in it.
function initMap(): void {
const map = new google.maps.Map(
document.getElementById("map") as HTMLElement,
{
zoom: 6,
center: { lat: -33.872, lng: 151.252 },
}
);
// Define the LatLng coordinates for the outer path.
const outerCoords = [
{ lat: -32.364, lng: 153.207 }, // north west
{ lat: -35.364, lng: 153.207 }, // south west
{ lat: -35.364, lng: 158.207 }, // south east
{ lat: -32.364, lng: 158.207 }, // north east
];
// Define the LatLng coordinates for an inner path.
const innerCoords1 = [
{ lat: -33.364, lng: 154.207 },
{ lat: -34.364, lng: 154.207 },
{ lat: -34.364, lng: 155.207 },
{ lat: -33.364, lng: 155.207 },
];
// Define the LatLng coordinates for another inner path.
const innerCoords2 = [
{ lat: -33.364, lng: 156.207 },
{ lat: -34.364, lng: 156.207 },
{ lat: -34.364, lng: 157.207 },
{ lat: -33.364, lng: 157.207 },
];
map.data.add({
geometry: new google.maps.Data.Polygon([
outerCoords,
innerCoords1,
innerCoords2,
]),
});
}
declare global {
interface Window {
initMap: () => void;
}
}
window.initMap = initMap;Note: Read the guide on using TypeScript and Google Maps. JavaScript
// This example uses the Google Maps JavaScript API's Data layer
// to create a rectangular polygon with 2 holes in it.
function initMap() {
const map = new google.maps.Map(document.getElementById("map"), {
zoom: 6,
center: { lat: -33.872, lng: 151.252 },
});
// Define the LatLng coordinates for the outer path.
const outerCoords = [
{ lat: -32.364, lng: 153.207 }, // north west
{ lat: -35.364, lng: 153.207 }, // south west
{ lat: -35.364, lng: 158.207 }, // south east
{ lat: -32.364, lng: 158.207 }, // north east
];
// Define the LatLng coordinates for an inner path.
const innerCoords1 = [
{ lat: -33.364, lng: 154.207 },
{ lat: -34.364, lng: 154.207 },
{ lat: -34.364, lng: 155.207 },
{ lat: -33.364, lng: 155.207 },
];
// Define the LatLng coordinates for another inner path.
const innerCoords2 = [
{ lat: -33.364, lng: 156.207 },
{ lat: -34.364, lng: 156.207 },
{ lat: -34.364, lng: 157.207 },
{ lat: -33.364, lng: 157.207 },
];
map.data.add({
geometry: new google.maps.Data.Polygon([
outerCoords,
innerCoords1,
innerCoords2,
]),
});
}
window.initMap = initMap;Note: The JavaScript is compiled from the TypeScript snippet. 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>Data Layer: Polygon</title>
<link rel="stylesheet" type="text/css" href="./style.css" />
<script type="module" src="./index.js"></script>
</head>
<body>
<div id="map"></div>
<!--
The `defer` attribute causes the script to execute after the full HTML
document has been parsed. For non-blocking uses, avoiding race conditions,
and consistent behavior across browsers, consider loading using Promises. See
https://developers.google.com/maps/documentation/javascript/load-maps-js-api
for more information.
-->
<script
src="https://maps.googleapis.com/maps/api/js?key=AIzaSyB41DRUbKWJHPxaFjMAwdrzWzbVKartNGg&callback=initMap&v=weekly"
defer
></script>
</body>
</html>
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