Rectangle

simple 6 geometry 3 rectangle 2 box 3 bbox 3 polygon 2

Renders a rectangle on a map.

A simple map with an OSM basemap and a rectangular polygon feature (e.g. a bounding box).

main.js

import Feature from 'ol/Feature.js';
import Map from 'ol/Map.js';
import View from 'ol/View.js';
import {fromExtent} from 'ol/geom/Polygon.js';
import TileLayer from 'ol/layer/Tile.js';
import VectorLayer from 'ol/layer/Vector.js';
import OSM from 'ol/source/OSM.js';
import VectorSource from 'ol/source/Vector.js';

const map = new Map({
  layers: [
    new TileLayer({
      source: new OSM(),
    }),
    new VectorLayer({
      source: new VectorSource({
        features: [
          new Feature(
            // Here a `Geometry` is expected, e.g. a `Polygon`, which has a handy function to create a rectangle from bbox coordinates
            fromExtent([-1000000, 5000000, 3000000, 7000000]), // minX, minY, maxX, maxY
          ),
        ],
      }),
    }),
  ],
  target: 'map',
  view: new View({
    center: [1000000, 6000000],
    zoom: 4,
  }),
});

index.html

<!DOCTYPE html>
<html lang="en">
  <head>
    <meta charset="UTF-8">
    <title>Rectangle</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>

    <script type="module" src="main.js"></script>
  </body>
</html>

package.json

{
  "name": "rectangle",
  "dependencies": {
    "ol": "10.5.0"
  },
  "devDependencies": {
    "vite": "^3.2.3"
  },
  "scripts": {
    "start": "vite",
    "build": "vite build"
  }
}