7bfa15c0fd
The singleclick event makes the application feel slow because of the 250 ms delay that is used to rule out a dblclick.
59 lines
1.5 KiB
JavaScript
59 lines
1.5 KiB
JavaScript
goog.require('ol.Map');
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goog.require('ol.View2D');
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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.BingMaps');
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goog.require('ol.source.KML');
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var raster = new ol.layer.Tile({
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source: new ol.source.BingMaps({
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imagerySet: 'Aerial',
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key: 'Ak-dzM4wZjSqTlzveKz5u0d4IQ4bRzVI309GxmkgSVr1ewS6iPSrOvOKhA-CJlm3'
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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.KML({
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projection: 'EPSG:3857',
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url: 'data/kml/2012-02-10.kml'
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})
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});
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var map = new ol.Map({
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layers: [raster, vector],
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renderer: 'canvas',
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target: document.getElementById('map'),
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view: new ol.View2D({
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center: [876970.8463461736, 5859807.853963373],
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zoom: 10
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})
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});
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var displayFeatureInfo = function(pixel) {
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var features = [];
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map.forEachFeatureAtPixel(pixel, function(feature, layer) {
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features.push(feature);
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});
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if (features.length > 0) {
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var info = [];
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var i, ii;
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for (i = 0, ii = features.length; i < ii; ++i) {
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info.push(features[i].get('name'));
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}
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document.getElementById('info').innerHTML = info.join(', ') || '(unknown)';
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map.getTarget().style.cursor = 'pointer';
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} else {
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document.getElementById('info').innerHTML = ' ';
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map.getTarget().style.cursor = '';
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}
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};
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$(map.getViewport()).on('mousemove', function(evt) {
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var pixel = map.getEventPixel(evt.originalEvent);
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displayFeatureInfo(pixel);
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});
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map.on('click', function(evt) {
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displayFeatureInfo(evt.pixel);
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});
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