JSDoc: Class: ThingLayer

Constructor

new ThingLayer(param)

构造函数

Parameters:

Name Type Description

param

Object

Properties

Name	Type	Description
`type`	String	类型'ThingLayer'
`name`	String	图层名称

Author:

guofeng

Example

var thingLayer = app.create({
    type: 'ThingLayer',
    name: 'thingLayer1'
  });
 var geoPoint = app.create({
    type: 'GeoPoint',
    name: 'geoPoint',
    coordinates: [116.39, 39.96],
    userData:{'cityName':'Beijing'},
    renderer:{
      type: 'image',//image代表创建图片类型的点
      url:'image/uGeo/pop.png',//图片的url
      size:10  //尺寸
    }
  });
  thingLayer.add(geoPoint);//将一个点加到ThingLayer中
  map.userLayers.add(thingLayer);//ThingLayer加到Map中

Extends

CMAP.Layer

Members

(readonly) objects :Array

图层中所有的对象

Type:

Array

Inherited From:

CMAP.Layer#objects

Author:

HuYang

offsetHeight :Number

离地高度单位:米

Type:

Number

Inherited From:

CMAP.Layer#offsetHeight

Author:

huyang<huyang@uinnova.com>

Example

featureLayer.offsetHeight = 200; //设置离地高度200米

offsetHeightField :String

离地高度的字段

Type:

String

Inherited From:

CMAP.Layer#offsetHeightField

Author:

huyang<huyang@uinnova.com>

Example

featureLayer.offsetHeightField = 'height'; //根据height字段设置离地高度

Methods

add(obj)

添加对象到Layer

Parameters:

Name	Type	Description
`obj`	Object	要添加到图层中的对象 GeoPoint,GeoLine,GeoBuilding,GeoPolygon,Marker,Thing,Campus等等

Author:

guofeng

Example

var geoPoint = app.create({
      type: 'GeoPoint',
      name: 'geoPoint',
      coordinates: [116.39, 39.96],
      userData:{'cityName':'Beijing'},
      renderer:{
        type: 'image',//image代表创建图片类型的点
        url:'image/uGeo/pop.png',//图片的url
        size:10  //尺寸
      }
    });
   thingLayer.add(geoPoint);

remove(obj)

删除Layer中指定的对象

Parameters:

Name	Type	Description
`obj`	Object	图层中的对象

Author:

guofeng

Example

thingLayer.remove(geoPoint);//geoPoint是thingLayer中的一个对象

removeAll()

删除layer下的所有对象

Author:

guofeng

setVisible(value, effectChildren)

设置图层可见对于图层来说,如果仅仅设置图层本身节点的visible,第二个参数传false,如果需要影响图层内各要素的visible,第二个参数传true 注:如果图层内要素visible为true 而图层本身的visible是false 这个要素是不会被显示的

Parameters:

Name	Type	Description
`value`	Boolean	是否可见
`effectChildren`	Boolean	是否影响图层内要素

Inherited From:

CMAP.Layer#setVisible