5acff857e7
The new dedicated getfeatureinfo example shows how to combine feature info from a WMS and a vector layer. The other examples that previously used getFeatureInfo from vector layers now use the more appropriate getFeatures.
60 lines
1.4 KiB
JavaScript
60 lines
1.4 KiB
JavaScript
goog.require('ol.Map');
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goog.require('ol.RendererHint');
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goog.require('ol.View2D');
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goog.require('ol.expr');
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goog.require('ol.layer.TileLayer');
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goog.require('ol.layer.Vector');
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goog.require('ol.parser.GeoJSON');
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goog.require('ol.source.TiledWMS');
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goog.require('ol.source.Vector');
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goog.require('ol.style.Polygon');
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goog.require('ol.style.Rule');
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goog.require('ol.style.Style');
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var wms = new ol.layer.TileLayer({
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source: new ol.source.TiledWMS({
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url: 'http://demo.opengeo.org/geoserver/wms',
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params: {'LAYERS': 'ne:ne'}
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})
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});
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var vector = new ol.layer.Vector({
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source: new ol.source.Vector({
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parser: new ol.parser.GeoJSON(),
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url: 'data/countries.geojson'
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}),
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style: new ol.style.Style({rules: [
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new ol.style.Rule({
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symbolizers: [
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new ol.style.Polygon({
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strokeColor: '#bada55'
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})
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]
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})
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]}),
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transformFeatureInfo: function(features) {
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return features.length > 0 ?
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features[0].getFeatureId() + ': ' + features[0].get('name') : ' ';
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}
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});
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var map = new ol.Map({
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layers: [wms, vector],
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renderer: ol.RendererHint.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: 1
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})
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});
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map.on(['click'], function(evt) {
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map.getFeatureInfo({
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pixel: evt.getPixel(),
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success: function(featureInfoByLayer) {
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document.getElementById('info').innerHTML = featureInfoByLayer.join('');
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}
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});
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});
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