55 lines
1.3 KiB
JavaScript
55 lines
1.3 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.control');
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goog.require('ol.control.ScaleLine');
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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.parser.ogc.SLD');
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goog.require('ol.source.MapQuest');
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goog.require('ol.source.Vector');
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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 xhr = new XMLHttpRequest();
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xhr.open('GET', 'data/countries.sld', true);
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/**
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* onload handler for the XHR request.
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*/
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xhr.onload = function() {
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if (xhr.status == 200) {
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var map = new ol.Map({
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controls: ol.control.defaults().extend([
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new ol.control.ScaleLine()
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]),
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layers: [raster],
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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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var units = map.getView().getView2D().getProjection().getUnits();
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var sld = new ol.parser.ogc.SLD().read(xhr.responseText, {
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units: units
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});
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var style = sld.namedLayers['countries'].userStyles[0];
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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: style
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});
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map.getLayers().push(vector);
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}
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};
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xhr.send();
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