import { Component, ViewChild, ElementRef } from ‘@angular/core‘;
import { IonicPage, NavController, AlertController, NavParams, MenuController } from ‘ionic-angular‘;
import { Geolocation } from ‘@ionic-native/geolocation‘;
declare var BMap;
declare var BMapLib;
@IonicPage()
@Component({
selector: ‘page-map‘,
templateUrl: ‘map.html‘,
})
export class MapPage {
map: any;
myGeo: any;
myIcon: any;
@ViewChild(‘map‘) map_container: ElementRef;
constructor(public navCtrl: NavController, public navParams: NavParams,
private geolocation: Geolocation) {
//此处请自行放置一个icon文件到ssets/icon目录中
this.myIcon = new BMap.Icon("assets/icon/position.png", new BMap.Size(32, 32));
}
ionViewDidLoad() {
//Amin: !Important:map_container shoud be called here, it can‘t be inited in constructor, if called in constructor
this.map = new BMap.Map("map_container");
this.map.centerAndZoom(‘上海‘, 13);
this.map.enableScrollWheelZoom(true);
this.myGeo = new BMap.Geocoder();
var geolocationControl = new BMap.GeolocationControl();
this.map.addControl(geolocationControl);
this.getLocation();
}
getLocation() {
this.geolocation.getCurrentPosition().then((resp) => {
if (resp && resp.coords) {
let locationPoint = new BMap.Point(resp.coords.longitude, resp.coords.latitude);
let convertor = new BMap.Convertor();
let pointArr = [];
pointArr.push(locationPoint);
convertor.translate(pointArr, 1, 5, (data) => {
if (data.status === 0) {
let marker = new BMap.Marker(data.points[0], { icon: this.myIcon });
this.map.panTo(data.points[0]);
marker.setPosition(data.points[0]);
this.map.addOverlay(marker);
}
})
this.map.centerAndZoom(locationPoint, 13);
console.log(‘GPS定位:您的位置是 ‘ + resp.coords.longitude + ‘,‘ + resp.coords.latitude);
}
}).catch(e => {
console.log(‘Error happened when get current position.‘);
});
}