65 lines
1.5 KiB
JavaScript
65 lines
1.5 KiB
JavaScript
goog.require('ol.Map');
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goog.require('ol.View2D');
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goog.require('ol.interaction');
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goog.require('ol.interaction.Select');
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goog.require('ol.layer.Tile');
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goog.require('ol.layer.Vector');
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goog.require('ol.source.GeoJSON');
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goog.require('ol.source.MapQuest');
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goog.require('ol.style.Fill');
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goog.require('ol.style.Stroke');
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goog.require('ol.style.Style');
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goog.require('ol.style.Text');
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var raster = new ol.layer.Tile({
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source: new ol.source.MapQuest({layer: 'sat'})
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});
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var vector = new ol.layer.Vector({
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source: new ol.source.GeoJSON({
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projection: 'EPSG:3857',
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url: 'data/geojson/countries.geojson'
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})
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});
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var styleCache = {};
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var select = new ol.interaction.Select({
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style: function(feature, resolution) {
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var text = feature.get('name');
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if (!styleCache[text]) {
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styleCache[text] = [new ol.style.Style({
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fill: new ol.style.Fill({
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color: 'rgba(255,0,0,0.3)'
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}),
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stroke: new ol.style.Stroke({
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color: 'rgba(255,0,0,1)',
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size: 2
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}),
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text: new ol.style.Text({
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font: '12px Calibri,sans-serif',
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text: text,
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fill: new ol.style.Fill({
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color: '#000'
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}),
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stroke: new ol.style.Stroke({
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color: '#fff',
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width: 3
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})
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})
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})];
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}
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return styleCache[text];
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}
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});
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var map = new ol.Map({
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interactions: ol.interaction.defaults().extend([select]),
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layers: [raster, vector],
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renderer: 'canvas',
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target: 'map',
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view: new ol.View2D({
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center: [0, 0],
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zoom: 2
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})
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});
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