Navigate the map with game-like controls
In this example, the user can press their keyboard's arrow keys to move around the map with game-like controls.
The map uses panBy to move forward and backward, and easeTo to move left and right.
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>Navigate the map with game-like controls</title>
<meta name="viewport" content="initial-scale=1,maximum-scale=1,user-scalable=no">
<link href="https://api.mapbox.com/mapbox-gl-js/v3.9.1/mapbox-gl.css" rel="stylesheet">
<script src="https://api.mapbox.com/mapbox-gl-js/v3.9.1/mapbox-gl.js"></script>
<style>
body { margin: 0; padding: 0; }
#map { position: absolute; top: 0; bottom: 0; width: 100%; }
</style>
</head>
<body>
<div id="map"></div>
<script>
// TO MAKE THE MAP APPEAR YOU MUST
// ADD YOUR ACCESS TOKEN FROM
// https://account.mapbox.com
mapboxgl.accessToken = 'YOUR_MAPBOX_ACCESS_TOKEN';
const map = new mapboxgl.Map({
container: 'map',
// Choose from Mapbox's core styles, or make your own style with Mapbox Studio
style: 'mapbox://styles/mapbox/dark-v11',
center: [-87.6298, 41.8781],
zoom: 17,
bearing: -12,
pitch: 60,
boxZoom: false,
doubleClickZoom: false,
dragPan: false,
dragRotate: false,
keyboard: false,
scrollZoom: false,
touchPitch: false,
touchZoomRotate: false
});
// pixels the map pans when the up or down arrow is clicked
const deltaDistance = 100;
// degrees the map rotates when the left or right arrow is clicked
const deltaDegrees = 25;
function easing(t) {
return t * (2 - t);
}
map.on('load', () => {
map.getCanvas().focus();
map.getCanvas().parentNode.classList.remove('mapboxgl-interactive');
map.getCanvas().addEventListener(
'keydown',
(e) => {
e.preventDefault();
if (e.which === 38) {
// up
map.panBy([0, -deltaDistance], {
easing: easing
});
} else if (e.which === 40) {
// down
map.panBy([0, deltaDistance], {
easing: easing
});
} else if (e.which === 37) {
// left
map.easeTo({
bearing: map.getBearing() - deltaDegrees,
easing: easing
});
} else if (e.which === 39) {
// right
map.easeTo({
bearing: map.getBearing() + deltaDegrees,
easing: easing
});
}
},
true
);
});
</script>
</body>
</html>
This code snippet will not work as expected until you replace
YOUR_MAPBOX_ACCESS_TOKEN with an access token from your Mapbox account.import React, { useEffect, useRef } from 'react';
import mapboxgl from 'mapbox-gl';
import 'mapbox-gl/dist/mapbox-gl.css';
const MapboxExample = () => {
const mapContainerRef = useRef();
const mapRef = useRef();
useEffect(() => {
// TO MAKE THE MAP APPEAR YOU MUST
// ADD YOUR ACCESS TOKEN FROM
// https://account.mapbox.com
mapboxgl.accessToken = 'YOUR_MAPBOX_ACCESS_TOKEN';
mapRef.current = new mapboxgl.Map({
container: mapContainerRef.current,
style: 'mapbox://styles/mapbox/dark-v11',
center: [-87.6298, 41.8781],
zoom: 17,
bearing: -12,
pitch: 60,
boxZoom: false,
doubleClickZoom: false,
dragPan: false,
dragRotate: false,
keyboard: false,
scrollZoom: false,
touchPitch: false,
touchZoomRotate: false
});
const deltaDistance = 100;
const deltaDegrees = 25;
function easing(t) {
return t * (2 - t);
}
mapRef.current.on('load', () => {
mapRef.current.getCanvas().focus();
mapRef.current
.getCanvas()
.parentNode.classList.remove('mapboxgl-interactive');
mapRef.current.getCanvas().addEventListener(
'keydown',
(e) => {
e.preventDefault();
if (e.which === 38) {
mapRef.current.panBy([0, -deltaDistance], {
easing: easing
});
} else if (e.which === 40) {
mapRef.current.panBy([0, deltaDistance], {
easing: easing
});
} else if (e.which === 37) {
mapRef.current.easeTo({
bearing: mapRef.current.getBearing() - deltaDegrees,
easing: easing
});
} else if (e.which === 39) {
mapRef.current.easeTo({
bearing: mapRef.current.getBearing() + deltaDegrees,
easing: easing
});
}
},
true
);
});
}, []);
return <div id="map" ref={mapContainerRef} style={{ height: '100%' }}></div>;
};
export default MapboxExample;
This code snippet will not work as expected until you replace
YOUR_MAPBOX_ACCESS_TOKEN with an access token from your Mapbox account.Was this example helpful?