MapMetrics Atlas API Docs

Appearance

3D Building ​

html
<!DOCTYPE html>
<html lang="en">
  <head>
    <meta charset="utf-8" />
    <meta name="viewport" content="width=device-width, initial-scale=1" />
    <link
      rel="stylesheet"
      href="https://cdn.mapmetrics-atlas.net/versions/latest/mapmetrics-gl.css"
    />
    <script src="https://cdn.mapmetrics-atlas.net/versions/latest/mapmetrics-gl.js"></script>
    <style>
      body {
        margin: 0;
        padding: 0;
      }
      html,
      body,
      #map {
        height: 100%;
      }
    </style>
  </head>
  <body>
    <div id="map"></div>
    <script>
      const MAPTILER_KEY = "get_your_own_OpIi9ZULNHzrESv6T2vL";
      const map = new mapmetricsgl.Map({
        style: `https://api.maptiler.com/maps/basic-v2/style.json?key=${MAPTILER_KEY}`,
        center: [-74.0066, 40.7135],
        zoom: 15.5,
        pitch: 45,
        bearing: -17.6,
        container: "map",
        canvasContextAttributes: { antialias: true },
      });

      map.on("load", () => {
        // Insert the layer beneath any symbol layer.
        const layers = map.getStyle().layers;

        let labelLayerId;
        for (let i = 0; i < layers.length; i++) {
          if (layers[i].type === "symbol" && layers[i].layout["text-field"]) {
            labelLayerId = layers[i].id;
            break;
          }
        }

        map.addSource("openmaptiles", {
          url: `https://api.maptiler.com/tiles/v3/tiles.json?key=${MAPTILER_KEY}`,
          type: "vector",
        });

        map.addLayer(
          {
            id: "3d-buildings",
            source: "openmaptiles",
            "source-layer": "building",
            type: "fill-extrusion",
            minzoom: 15,
            filter: ["!=", ["get", "hide_3d"], true],
            paint: {
              "fill-extrusion-color": [
                "interpolate",
                ["linear"],
                ["get", "render_height"],
                0,
                "lightgray",
                200,
                "royalblue",
                400,
                "lightblue",
              ],
              "fill-extrusion-height": [
                "interpolate",
                ["linear"],
                ["zoom"],
                15,
                0,
                16,
                ["get", "render_height"],
              ],
              "fill-extrusion-base": [
                "case",
                [">=", ["get", "zoom"], 16],
                ["get", "render_min_height"],
                0,
              ],
            },
          },
          labelLayerId
        );
      });
    </script>
  </body>
</html>