forked from Snck3rs/contao-leaflet-maps
35 lines
1013 B
JavaScript
35 lines
1013 B
JavaScript
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/**
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* Add update bounds method for geo json layers. It is triggered when map bounds changed and make a new request
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* to get the data in the new bounds.
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*/
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L.GeoJSON.include({
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/**
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* Update bounds.
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*
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* @param {L.Event} e The subscribed event.
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*/
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refreshData: function(e) {
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var dataLayer = L.geoJson(),
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layer = this;
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dataLayer.on('ready', function() {
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var i, layers = layer.getLayers();
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// Clear old data.
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for (i = 0; i < layers.length; i++) {
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layer.removeLayer(layers[i]);
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}
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// Copy data from temporary layer.
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layers = this.getLayers();
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for (i = 0; i < layers.length; i++) {
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this.removeLayer(layers[i]);
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layer.addLayer(layers[i]);
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}
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});
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// TODO: Allow other data formats.
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omnivore.geojson(L.contao.createRequestUrl(this.options.requestHash, e.target), null, dataLayer);
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}
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});
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