openlayers加载bing地图

注：需要bingmap网站提供的许可key，注册微软账号就有了，https://www.bingmapsportal.com/Application#

function(imageTile, src) {
  imageTile.getImage().src = src;
};

var styles = [//图层样式
        'Road',
        'RoadOnDemand',
        'Aerial',
        'AerialWithLabels',
        'collinsBart',
        'ordnanceSurvey'
      ];

//初始化bing地图
var bingMapLayer=new ol.layer.Tile({
          visible: false,
          preload: Infinity,
          source: new ol.source.BingMaps({
            key: 'bingmap key',
            imagerySet: 'Road'//图层样式。

}) }));

//初始化地图
var map = new ol.Map({
        layers: bingMapLayer,
        // Improve user experience by loading tiles while dragging/zooming. Will make
        // zooming choppy on mobile or slow devices.
        loadTilesWhileInteracting: true,
        target: 'map',
        view: new ol.View({
          center: [-6655.5402445057125, 6709968.258934638],
          zoom: 13
        })
      });