问题描述
我有一个wms图层,它在地图上显示得很好,但是当我尝试单击该图层时从该图层获取对象时,出现错误getgetfeatureinfoUrl不是函数
var wmsSource = new TileWMS({
url: 'http://1.1.1.1:8080/geoserver/wms',params: {'LAYERS': 'workspace:feature','TILED': true},serverType: 'geoserver',transition: 0,});
var wmsLayer = new TileLayer({
source: wmsSource
})
var view = new View({
center: [0,0],zoom: 1,});
if (checked) {
map.addLayer(wmsLayer);
}
else {
map.removeLayer(wmsLayer)
}
map.on('singleclick',function (evt) {
var viewResolution = /** @type {number} */ (view.getResolution());
var feature = wmsSource.getgetfeatureinfoUrl(
evt['coordinate'],viewResolution,'epsg:3857',{'INFO_FORMAT': 'text/html'}
);
if (feature) {
fetch(feature)
.then(function (response) { return response.text(); })
.then(function (info) {
console.log(info);
});
}
我该怎么办?
解决方法
解决方案是从类似以下的层获取源:
map.on('singleclick',function (evt) {
var viewResolution = /** @type {number} */ (view.getResolution());
var feature = wmsLayer.getSource().getFeatureInfoUrl(
evt['coordinate'],viewResolution,'EPSG:3857',{'INFO_FORMAT': 'text/html'}
);
if (feature) {
fetch(feature)
.then(function (response) { return response.text(); })
.then(function (info) {
console.log(info);
});
}