goog.require('ol.Map');
goog.require('ol.RendererHint');
goog.require('ol.View2D');
goog.require('ol.interaction.Select');
goog.require('ol.interaction.defaults');
goog.require('ol.layer.TileLayer');
goog.require('ol.layer.Vector');
goog.require('ol.parser.ogc.GML_v3');
goog.require('ol.source.MapQuestOpenAerial');
goog.require('ol.source.Vector');
goog.require('ol.style.Fill');
goog.require('ol.style.Rule');
goog.require('ol.style.Stroke');
goog.require('ol.style.Style');

var raster = new ol.layer.TileLayer({
  source: new ol.source.MapQuestOpenAerial()
});

var vector = new ol.layer.Vector({
  id: 'vector',
  source: new ol.source.Vector({
    parser: new ol.parser.ogc.GML_v3(),
    url: 'data/gml/topp-states-wfs.xml'
  }),
  style: new ol.style.Style({
    rules: [
      new ol.style.Rule({
        filter: 'renderIntent("selected")',
        symbolizers: [
          new ol.style.Fill({
            color: '#ffffff',
            opacity: 0.5
          })
        ]
      })
    ],
    symbolizers: [
      new ol.style.Fill({
        color: '#ffffff',
        opacity: 0.25
      }),
      new ol.style.Stroke({
        color: '#6666ff'
      })
    ]
  })
});

var selectInteraction = new ol.interaction.Select({
  layerFilter: function(layer) { return layer.get('id') == 'vector'; }
});

var map = new ol.Map({
  interactions: ol.interaction.defaults().extend([selectInteraction]),
  layers: [raster, vector],
  renderer: ol.RendererHint.CANVAS,
  target: 'map',
  view: new ol.View2D({
    center: [-10997171.194994785, 5206335.565590534],
    zoom: 4
  })
});