MapLibre GL JS

This example calculates a car route between two points and draws it on a MapLibre GL map. Each turn instruction is shown as a clickable marker with a popup.

Dependencies: mapbox-polyline

let map = new maplibregl.Map({
      container: "map",
      style: "https://styles.maptoolkit.net/maptoolkit/maptoolkit.summer.json?api_key=YOUR_API_KEY",
      center: [11.413507, 47.270537],
      zoom: 13,
    });
    map.on("load", () => {
      let start = [11.393712, 47.259938];
      let end = [11.430896, 47.28187];
      let url = new URL("https://routing.maptoolkit.net/route");
      url.searchParams.append("point", `${start[1]},${start[0]}`);
      url.searchParams.append("point", `${end[1]},${end[0]}`);
      url.searchParams.append("routeType", "car");
      url.searchParams.append("api_key", "YOUR_API_KEY");

      fetch(url)
        .then((r) => r.json())
        .then((route) => {
          let path = route.paths[0];
          let coordinates = polyline.decode(path.points).map(c => c.reverse());
          map.addLayer({
            id: "route", type: "line",
            source: { type: "geojson", data: { type: "Feature", geometry: { type: "LineString", coordinates } } },
            layout: { "line-join": "round", "line-cap": "round" },
            paint: { "line-color": "#2a3561", "line-width": 5 },
          });
          path.instructions.forEach((instruction) => {
            let $img = document.createElement("img");
            $img.src = "https://static.maptoolkit.net/sprites/toursprung/route-via.svg";
            $img.width = 12; $img.height = 12; $img.style["cursor"] = "pointer";
            new maplibregl.Marker({ element: $img, anchor: "center" })
              .setLngLat(instruction.coordinate.reverse())
              .addTo(map)
              .setPopup(new maplibregl.Popup().setHTML(`<p>${instruction.text}</p>`));
          });
          let $img = document.createElement("img");
          $img.src = "https://static.maptoolkit.net/sprites/toursprung/marker.svg";
          $img.width = 29; $img.height = 30;
          new maplibregl.Marker({ element: $img, anchor: "bottom" })
            .setLngLat(coordinates[coordinates.length - 1])
            .addTo(map);
        });
    });

<!DOCTYPE html>
<html>
<head>
  <meta charset="UTF-8" />
  <meta name="viewport" content="width=device-width, initial-scale=1.0" />
  <script src="https://cdn.jsdelivr.net/npm/[email protected]/dist/maplibre-gl.js"></script>
  <script src="https://cdnjs.cloudflare.com/ajax/libs/mapbox-polyline/1.2.1/polyline.min.js"></script>
  <link rel="stylesheet" href="https://cdn.jsdelivr.net/npm/[email protected]/dist/maplibre-gl.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>
    let map = new maplibregl.Map({
      container: "map",
      style: "https://styles.maptoolkit.net/maptoolkit/maptoolkit.summer.json?api_key=YOUR_API_KEY",
      center: [11.413507, 47.270537],
      zoom: 13,
    });
    map.on("load", () => {
      let start = [11.393712, 47.259938];
      let end = [11.430896, 47.28187];
      let url = new URL("https://routing.maptoolkit.net/route");
      url.searchParams.append("point", `${start[1]},${start[0]}`);
      url.searchParams.append("point", `${end[1]},${end[0]}`);
      url.searchParams.append("routeType", "car");
      url.searchParams.append("api_key", "YOUR_API_KEY");

      fetch(url)
        .then((r) => r.json())
        .then((route) => {
          let path = route.paths[0];
          let coordinates = polyline.decode(path.points).map(c => c.reverse());
          map.addLayer({
            id: "route", type: "line",
            source: { type: "geojson", data: { type: "Feature", geometry: { type: "LineString", coordinates } } },
            layout: { "line-join": "round", "line-cap": "round" },
            paint: { "line-color": "#2a3561", "line-width": 5 },
          });
          path.instructions.forEach((instruction) => {
            let $img = document.createElement("img");
            $img.src = "https://static.maptoolkit.net/sprites/toursprung/route-via.svg";
            $img.width = 12; $img.height = 12; $img.style["cursor"] = "pointer";
            new maplibregl.Marker({ element: $img, anchor: "center" })
              .setLngLat(instruction.coordinate.reverse())
              .addTo(map)
              .setPopup(new maplibregl.Popup().setHTML(`<p>${instruction.text}</p>`));
          });
          let $img = document.createElement("img");
          $img.src = "https://static.maptoolkit.net/sprites/toursprung/marker.svg";
          $img.width = 29; $img.height = 30;
          new maplibregl.Marker({ element: $img, anchor: "bottom" })
            .setLngLat(coordinates[coordinates.length - 1])
            .addTo(map);
        });
    });
  </script>
</body>
</html>

Use the prompt below with any LLM to get the same result. Make sure the Maptoolkit MCP server is connected first — check out AI Integration & MCP to get started.

Use the Maptoolkit Connector. Create an interactive map with a route from [11.393712, 47.259938] to [11.430896, 47.28187] using MapLibre GL.

Maptoolkit Maps JS Leaflet