Files
openlayers/examples/rich-text-labels.js
Andreas Hocevar 18f06b8b9a Rich text labels
2022-02-23 12:36:56 +01:00

65 lines
1.4 KiB
JavaScript

import GeoJSON from '../src/ol/format/GeoJSON.js';
import Map from '../src/ol/Map.js';
import VectorLayer from '../src/ol/layer/Vector.js';
import VectorSource from '../src/ol/source/Vector.js';
import View from '../src/ol/View.js';
import {Fill, Stroke, Style, Text} from '../src/ol/style.js';
const map = new Map({
target: 'map',
view: new View({
center: [0, 0],
zoom: 2,
extent: [-13882269, 2890586, -7456136, 6340207],
showFullExtent: true,
}),
});
const labelStyle = new Style({
text: new Text({
font: '13px Calibri,sans-serif',
fill: new Fill({
color: '#000',
}),
stroke: new Stroke({
color: '#fff',
width: 4,
}),
}),
});
const countryStyle = new Style({
fill: new Fill({
color: 'rgba(255, 255, 255, 0.6)',
}),
stroke: new Stroke({
color: '#319FD3',
width: 1,
}),
});
const style = [countryStyle, labelStyle];
const vectorLayer = new VectorLayer({
background: 'white',
source: new VectorSource({
url: 'https://openlayers.org/data/vector/us-states.json',
format: new GeoJSON(),
}),
style: function (feature) {
labelStyle
.getText()
.setText([
feature.getId(),
'bold 13px Calibri,sans-serif',
` ${feature.get('name')}`,
'',
'\n',
'',
`${feature.get('density')} people/mi²`,
'italic 11px Calibri,sans-serif',
]);
return style;
},
});
map.addLayer(vectorLayer);