Center the Map on a Clicked Symbol
Fly to a symbol’s location when the user clicks on it.
const API_KEY = 'toursprung';
const map = new maptoolkit.Map({
container: 'map',
style: `https://static.maptoolkit.net/styles/toursprung/terrain.json?api_key=${API_KEY}`,
center: [12.0, 47.5],
zoom: 7,
attributionControl: { compact: false }
});
map.addControl(new maptoolkit.NavigationControl(), 'top-right');
map.on('load', () => {
map.addSource('cities', {
type: 'geojson',
data: {
type: 'FeatureCollection',
features: [
{ type: 'Feature', geometry: { type: 'Point', coordinates: [11.39085, 47.27574] }, properties: { name: 'Innsbruck' } },
{ type: 'Feature', geometry: { type: 'Point', coordinates: [16.3738, 48.2082] }, properties: { name: 'Vienna' } },
{ type: 'Feature', geometry: { type: 'Point', coordinates: [13.0550, 47.8095] }, properties: { name: 'Salzburg' } },
{ type: 'Feature', geometry: { type: 'Point', coordinates: [15.4395, 47.0707] }, properties: { name: 'Graz' } }
]
}
});
map.addLayer({
id: 'cities-circle',
type: 'circle',
source: 'cities',
paint: {
'circle-radius': 10,
'circle-color': '#ee4b2b',
'circle-stroke-width': 2,
'circle-stroke-color': '#ffffff'
}
});
map.addLayer({
id: 'cities-label',
type: 'symbol',
source: 'cities',
layout: {
'text-field': ['get', 'name'],
'text-offset': [0, 1.5],
'text-anchor': 'top',
'text-size': 13
}
});
map.on('click', 'cities-circle', (e) => {
map.flyTo({ center: e.features[0].geometry.coordinates, zoom: 14 });
});
map.on('mouseenter', 'cities-circle', () => { map.getCanvas().style.cursor = 'pointer'; });
map.on('mouseleave', 'cities-circle', () => { map.getCanvas().style.cursor = ''; });
});<!DOCTYPE html>
<html lang="en">
<head>
<title>Center the Map on a Clicked Symbol – Maptoolkit Maps JS</title>
<meta property="og:description" content="Fly to a symbol's location when the user clicks on it." />
<meta charset="utf-8">
<meta name="viewport" content="width=device-width, initial-scale=1">
<script src="https://unpkg.com/@maptoolkit/maps@11.0.0-beta.2/dist/maptoolkit.js"></script>
<link rel="stylesheet" href="https://unpkg.com/@maptoolkit/maps@11.0.0-beta.2/dist/maptoolkit.css" />
<style>
html, body { width: 100%; height: 100%; margin: 0; padding: 0; }
#map { width: 100%; height: 100%; }
</style>
</head>
<body>
<div id="map"></div>
<script>
const API_KEY = 'toursprung';
const map = new maptoolkit.Map({
container: 'map',
style: `https://static.maptoolkit.net/styles/toursprung/terrain.json?api_key=${API_KEY}`,
center: [12.0, 47.5],
zoom: 7,
attributionControl: { compact: false }
});
map.addControl(new maptoolkit.NavigationControl(), 'top-right');
map.on('load', () => {
map.addSource('cities', {
type: 'geojson',
data: {
type: 'FeatureCollection',
features: [
{ type: 'Feature', geometry: { type: 'Point', coordinates: [11.39085, 47.27574] }, properties: { name: 'Innsbruck' } },
{ type: 'Feature', geometry: { type: 'Point', coordinates: [16.3738, 48.2082] }, properties: { name: 'Vienna' } },
{ type: 'Feature', geometry: { type: 'Point', coordinates: [13.0550, 47.8095] }, properties: { name: 'Salzburg' } },
{ type: 'Feature', geometry: { type: 'Point', coordinates: [15.4395, 47.0707] }, properties: { name: 'Graz' } }
]
}
});
map.addLayer({
id: 'cities-circle',
type: 'circle',
source: 'cities',
paint: {
'circle-radius': 10,
'circle-color': '#ee4b2b',
'circle-stroke-width': 2,
'circle-stroke-color': '#ffffff'
}
});
map.addLayer({
id: 'cities-label',
type: 'symbol',
source: 'cities',
layout: {
'text-field': ['get', 'name'],
'text-offset': [0, 1.5],
'text-anchor': 'top',
'text-size': 13
}
});
map.on('click', 'cities-circle', (e) => {
map.flyTo({ center: e.features[0].geometry.coordinates, zoom: 14 });
});
map.on('mouseenter', 'cities-circle', () => { map.getCanvas().style.cursor = 'pointer'; });
map.on('mouseleave', 'cities-circle', () => { map.getCanvas().style.cursor = ''; });
});
</script>
</body>
</html>