39 lines
1.3 KiB
JavaScript
39 lines
1.3 KiB
JavaScript
import Map from '../src/ol/Map.js';
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import View from '../src/ol/View.js';
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import {ScaleLine} from '../src/ol/control.js';
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import TileLayer from '../src/ol/layer/Tile.js';
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import {fromLonLat, transformExtent} from '../src/ol/proj.js';
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import {register} from '../src/ol/proj/proj4.js';
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import OSM from '../src/ol/source/OSM.js';
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import proj4 from 'proj4';
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proj4.defs('Indiana-East', 'PROJCS["IN83-EF",GEOGCS["LL83",DATUM["NAD83",' +
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'SPHEROID["GRS1980",6378137.000,298.25722210]],PRIMEM["Greenwich",0],' +
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'UNIT["Degree",0.017453292519943295]],PROJECTION["Transverse_Mercator"],' +
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'PARAMETER["false_easting",328083.333],' +
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'PARAMETER["false_northing",820208.333],' +
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'PARAMETER["scale_factor",0.999966666667],' +
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'PARAMETER["central_meridian",-85.66666666666670],' +
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'PARAMETER["latitude_of_origin",37.50000000000000],' +
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'UNIT["Foot_US",0.30480060960122]]');
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register(proj4);
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const map = new Map({
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layers: [
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new TileLayer({
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source: new OSM()
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})
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],
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target: 'map',
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view: new View({
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projection: 'Indiana-East',
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center: fromLonLat([-85.685, 39.891], 'Indiana-East'),
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zoom: 7,
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extent: transformExtent([-172.54, 23.81, -47.74, 86.46],
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'EPSG:4326', 'Indiana-East'),
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minZoom: 6
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})
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});
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map.addControl(new ScaleLine({units: 'us'}));
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