WMTS

Example of a WMTS source.

This example shows how to manually create the configuration for accessing a WMTS. The WMTS Layer from capabilities example shows how to create the configuration from a GetCapabilities response.

<!DOCTYPE html>
<html>
  <head>
    <title>WMTS</title>
    <link rel="stylesheet" href="https://openlayers.org/en/v5.1.2/css/ol.css" type="text/css">
    <!-- The line below is only needed for old environments like Internet Explorer and Android 4.x -->
    <script src="https://cdn.polyfill.io/v2/polyfill.min.js?features=requestAnimationFrame,Element.prototype.classList,URL"></script>

  </head>
  <body>
    <div id="map" class="map"></div>
    <script>
      import Map from 'ol/Map.js';
      import View from 'ol/View.js';
      import {defaults as defaultControls} from 'ol/control.js';
      import {getWidth, getTopLeft} from 'ol/extent.js';
      import TileLayer from 'ol/layer/Tile.js';
      import {get as getProjection} from 'ol/proj.js';
      import OSM from 'ol/source/OSM.js';
      import WMTS from 'ol/source/WMTS.js';
      import WMTSTileGrid from 'ol/tilegrid/WMTS.js';


      var projection = getProjection('EPSG:3857');
      var projectionExtent = projection.getExtent();
      var size = getWidth(projectionExtent) / 256;
      var resolutions = new Array(14);
      var matrixIds = new Array(14);
      for (var z = 0; z < 14; ++z) {
        // generate resolutions and matrixIds arrays for this WMTS
        resolutions[z] = size / Math.pow(2, z);
        matrixIds[z] = z;
      }

      var map = new Map({
        layers: [
          new TileLayer({
            source: new OSM(),
            opacity: 0.7
          }),
          new TileLayer({
            opacity: 0.7,
            source: new WMTS({
              attributions: 'Tiles © <a href="https://services.arcgisonline.com/arcgis/rest/' +
                  'services/Demographics/USA_Population_Density/MapServer/">ArcGIS</a>',
              url: 'https://services.arcgisonline.com/arcgis/rest/' +
                  'services/Demographics/USA_Population_Density/MapServer/WMTS/',
              layer: '0',
              matrixSet: 'EPSG:3857',
              format: 'image/png',
              projection: projection,
              tileGrid: new WMTSTileGrid({
                origin: getTopLeft(projectionExtent),
                resolutions: resolutions,
                matrixIds: matrixIds
              }),
              style: 'default',
              wrapX: true
            })
          })
        ],
        target: 'map',
        controls: defaultControls({
          attributionOptions: {
            collapsible: false
          }
        }),
        view: new View({
          center: [-11158582, 4813697],
          zoom: 4
        })
      });
    </script>
  </body>
</html>