Files
openlayers/examples/layer-zoom-limits.js
2019-08-06 21:19:09 -04:00

34 lines
1022 B
JavaScript

import Map from '../src/ol/Map.js';
import View from '../src/ol/View.js';
import TileLayer from '../src/ol/layer/Tile.js';
import OSM from '../src/ol/source/OSM.js';
import XYZ from '../src/ol/source/XYZ.js';
import {transformExtent, fromLonLat} from '../src/ol/proj.js';
const mapExtent = [-112.261791, 35.983744, -112.113981, 36.132062];
const map = new Map({
target: 'map',
layers: [
new TileLayer({
maxZoom: 14, // visible at zoom levels 14 and below
source: new OSM()
}),
new TileLayer({
minZoom: 14, // visible at zoom levels above 14
source: new XYZ({
attributions: 'Tiles © USGS, rendered with ' +
'<a href="http://www.maptiler.com/">MapTiler</a>',
url: 'https://tileserver.maptiler.com/grandcanyon/{z}/{x}/{y}.png'
})
})
],
view: new View({
center: fromLonLat([-112.18688965, 36.057944835]),
zoom: 15,
maxZoom: 18,
extent: transformExtent(mapExtent, 'EPSG:4326', 'EPSG:3857'),
constrainOnlyCenter: true
})
});