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Map Graticule

graticule3

This example shows how to add a graticule layer to a map.

This example shows how to add a graticule layer to a map.

main.js
import Graticule from 'ol/layer/Graticule';
import Map from 'ol/Map';
import OSM from 'ol/source/OSM';
import Stroke from 'ol/style/Stroke';
import TileLayer from 'ol/layer/Tile';
import View from 'ol/View';
import {fromLonLat} from 'ol/proj';

const map = new Map({
  layers: [
    new TileLayer({
      source: new OSM({
        wrapX: false,
      }),
    }),
    new Graticule({
      // the style to use for the lines, optional.
      strokeStyle: new Stroke({
        color: 'rgba(255,120,0,0.9)',
        width: 2,
        lineDash: [0.5, 4],
      }),
      showLabels: true,
      wrapX: false,
    }),
  ],
  target: 'map',
  view: new View({
    center: fromLonLat([4.8, 47.75]),
    zoom: 5,
  }),
});
index.html
<!DOCTYPE html>
<html lang="en">
  <head>
    <meta charset="UTF-8">
    <title>Map Graticule</title>
    <link rel="stylesheet" href="node_modules/ol/ol.css">
    <style>
      .map {
        width: 100%;
        height: 400px;
      }
    </style>
  </head>
  <body>
    <div id="map" class="map"></div>
    <!-- Pointer events polyfill for old browsers, see https://caniuse.com/#feat=pointer -->
    <script src="https://unpkg.com/[email protected]/dist/elm-pep.js"></script>
    <script type="module" src="main.js"></script>
  </body>
</html>
package.json
{
  "name": "graticule",
  "dependencies": {
    "ol": "7.1.0"
  },
  "devDependencies": {
    "vite": "^3.0.3",
    "@babel/core": "latest"
  },
  "scripts": {
    "start": "vite",
    "build": "vite build"
  }
}