93 lines
1.9 KiB
JavaScript
93 lines
1.9 KiB
JavaScript
goog.require('ol.Map');
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goog.require('ol.Overlay');
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goog.require('ol.RendererHint');
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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.parser.GeoJSON');
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goog.require('ol.source.TileJSON');
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goog.require('ol.source.Vector');
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goog.require('ol.style.Icon');
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goog.require('ol.style.Style');
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var raster = new ol.layer.Tile({
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source: new ol.source.TileJSON({
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url: 'http://api.tiles.mapbox.com/v3/mapbox.geography-class.jsonp'
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})
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});
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var data = {
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type: 'FeatureCollection',
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features: [{
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type: 'Feature',
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properties: {
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name: 'Null Island',
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population: 4000,
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rainfall: 500
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},
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geometry: {
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type: 'Point',
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coordinates: [0, 0]
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}
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}]
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};
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var style = new ol.style.Style({
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symbolizers: [
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new ol.style.Icon({
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url: 'data/icon.png',
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yOffset: -22
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})
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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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data: data
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}),
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style: style
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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: 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: 3
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})
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});
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var element = document.getElementById('popup');
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var popup = new ol.Overlay({
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element: element
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});
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map.addOverlay(popup);
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map.on('click', function(evt) {
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map.getFeatures({
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pixel: evt.getPixel(),
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layers: [vector],
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success: function(layerFeatures) {
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var feature = layerFeatures[0][0];
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if (feature) {
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var geometry = feature.getGeometry();
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var coord = geometry.getCoordinates();
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popup.setPosition(coord);
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$(element).popover({
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'placement': 'top',
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'html': true,
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'content': feature.get('name')
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});
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$(element).popover('show');
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} else {
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$(element).popover('hide');
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}
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}
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});
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});
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