Class: MeasureService

MeasureService

量算服务类。提供方法：面积量算、距离量算等。

new MeasureService(url, options)

Usage
import { MeasureService } from '@supermapgis/iclient-leaflet';

new MeasureService(url, options);
<script type="text/javascript" src="https://iclient.supermap.io/dist/leaflet/iclient-leaflet.js"></script>
<script>
  new L.supermap.MeasureService({paramsNames});
  // 弃用的写法

  L.supermap.measureService(url, options);
</script>
leaflet/services/MeasureService.js, line 11
Name Type Description
url string

地图服务地址，如 http://{ip}:{port}/iserver/services/map-world/rest/maps/World 。
options Object

参数。

Name Type Description
proxy string 可选

服务代理地址。
withCredentials boolean 可选

请求是否携带凭据。默认情况下，仅同源请求包含凭据。
crossOrigin boolean 可选

是否允许跨域请求。
headers Object 可选

请求头。
Example
用法：
new MeasureService(url).measureDistance({
    geometry:xxx
},function(result){
    //doSomething
})

Extends

MeasureService -> ServiceBase -> L.Evented

Events

inherited destroy

leaflet/services/ServiceBase.js, line 58

资源释放成功后触发。

Properties:
Name Type Description
this ServiceBase

this 对象。

inherited initialized

leaflet/services/ServiceBase.js, line 45

构造函数构造成功后触发。

Properties:
Name Type Description
this ServiceBase

this 对象。

Methods

static measure(type, params, callback){Promise}

leaflet/services/MeasureService.js, line 61
Name Type Default Description
type MeasureMode MeasureMode.DISTANCE 可选

量算模式。
params MeasureParameters

量算参数类。
callback RequestCallback 可选

回调函数，该参数未传时可通过返回的 promise 获取结果。
Returns:
Type Description
Promise Promise 对象。

inherited destroy()

leaflet/services/ServiceBase.js, line 53

释放资源，将引用的资源属性置空。

measureArea(params, callback){Promise}

leaflet/services/MeasureService.js, line 50

面积量算。

Name Type Description
params MeasureParameters

量算参数类。
callback RequestCallback 可选

回调函数，该参数未传时可通过返回的 promise 获取结果。
Returns:
Type Description
Promise Promise 对象。

measureDistance(params, callback){Promise}

leaflet/services/MeasureService.js, line 39

距离量算。

Name Type Description
params MeasureParameters

量算参数类。
callback RequestCallback 可选

回调函数，该参数未传时可通过返回的 promise 获取结果。
Returns:
Type Description
Promise Promise 对象。