npm install
npm run build
webpack.config.js
const webpack = require('webpack');
module.exports = {
entry: './main.js',
output: {
path: __dirname,
filename: 'bundle.js'
},
};
package.json
{
"name": "ol-webpack",
"version": "1.0.0",
"description": "Example using OpenLayers with Webpack",
"scripts": {
"build": "webpack --config webpack.config.js --mode production"
},
"devDependencies": {
"webpack": "^4.12.1",
"webpack-command": "^0.3.0"
},
"dependencies": {
"ol": "^5.1.2"
}
}
main.js
import {Map, View} from 'ol';
import TileLayer from 'ol/layer/Tile';
import XYZ from 'ol/source/XYZ';
new Map({
target: 'map',
layers: [
new TileLayer({
source: new XYZ({
url: 'https://{a-c}.tile.openstreetmap.org/{z}/{x}/{y}.png'
})
})
],
view: new View({
center: [0, 0],
zoom: 2
})
});
index.html
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>Using OpenLayers with Webpack</title>
<link rel="stylesheet" href="https://openlayers.org/en/latest/css/ol.css" type="text/css">
<style>
html, body {
margin: 0;
height: 100%;
}
#map {
position: absolute;
top: 0;
bottom: 0;
width: 100%;
}
</style>
</head>
<body>
<div id="map"></div>
<script src="./bundle.js"></script>
</body>
</html>
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