Javascript 如何在angular应用程序中包含传单.markercluster?
我正在构建一个angular应用程序,其中我希望包括一张传单地图,并使用传单.markercluster 我正在使用cdn制作传单。markercluster 下面是我的component.tsJavascript 如何在angular应用程序中包含传单.markercluster?,javascript,angular,leaflet,dc.js,leaflet.markercluster,Javascript,Angular,Leaflet,Dc.js,Leaflet.markercluster,我正在构建一个angular应用程序,其中我希望包括一张传单地图,并使用传单.markercluster 我正在使用cdn制作传单。markercluster 下面是我的component.ts import { Component, OnInit, AfterViewInit } from '@angular/core'; import * as L from 'leaflet'; declare var d3: any; declare var cross
import { Component, OnInit, AfterViewInit } from '@angular/core';
import * as L from 'leaflet';
declare var d3: any;
declare var crossfilter: any;
declare var dc: any;
@Component({
selector: 'app-charts',
templateUrl: './charts.component.html',
styleUrls: ['./charts.component.css']
})
export class ChartsComponent implements OnInit {
constructor() {
}
ngOnInit() {
}
ngAfterViewInit() {
d3.json("assets/data.json", function(data) {
drawMarkerSelect(data);
});
function drawMarkerSelect(data) {
var ndx = crossfilter(data);
var all = ndx.groupAll();
var groupname = "marker-select";
var facilities = ndx.dimension(function(d) { return [d.latitude, d.longitude]; });
var facilitiesGroup = facilities.group().reduceCount();
var pie = dc.pieChart(".pie",groupname);
var marker = dc.leafletMarkerChart(".map",groupname)
.dimension(facilities)
.group(facilitiesGroup)
.zoom(9)
.center([34.5019319,-117.211703])
.width(600)
.height(400)
.fitOnRender(true)
.fitOnRedraw(true)
.cluster(true);
var typeDim = ndx.dimension(function(d) { return d.type; });
var typeGroup = typeDim.group().reduceCount();
pie
.dimension(typeDim)
.group(typeGroup)
.width(200)
.height(200)
.renderLabel(true)
.renderTitle(true)
.ordering(function (p) {
return -p.value;
});
dc.renderAll(groupname);
return {marker: marker, pie: pie};
}
}
}
饼图看起来不错,但地图不是
我不断发现以下错误:
未捕获引用错误:L未在传单.markercluster.js:1中定义
而我甚至没有在代码中使用别名L
任何形式的帮助都将不胜感激。谢谢。markerCluster js可能在传单js之前加载。您可以导入HTML代码中的所有内容(传单和markercluster),注意顺序。@Istopopoki我删除了CDN,并执行了
declare var require:any;要求(“传单”);设L=要求(“传单”);要求(“传单.标记聚类”)代码>它现在可以工作了。地图来了。尽管在控制台中未定义L