MapGIS Client for JavaScript API

import Zondy from '../Zondy'
import { extend } from '../../util'
import ArcGisBaseParam from './BaseParam'

/**
 * @class module:ArcGis.ArcGisSpatialReference
 * @description ArcGis服务
 * @author 基础平台-杨琨
 * @param options - {Object} 必选项，构造点对象参数。
 * @param {Number} [options.wkid] 可选项。空间坐标系编号。如：4326、3857。
 * @param {String} [options.wkt] 可选项。空间坐标系的描述信息。
 */
class ArcGisSpatialReference extends ArcGisBaseParam {
  constructor(options) {
    super()
    this.imageCoordinateSystem = null
    this.isGeographic = false
    this.isWebMercator = false
    this.isGeographic = false
    this.isWrappable = false
    this.WebMercator = null
    this.WGS84 = null
    this.latestVcsWkid = null
    this.latestWkid = null
    this.vcsWkid = null
    this.wkid = undefined
    this.wkt = null

    extend(this, options)

    if (this.wkid === 3857) {
      this.isWebMercator = true
      this.isWrappable = true
    } else if (this.wkid === 4326) {
      this.sGeographic = true
      this.isGeographic = true
      this.isWrappable = true
    }
  }
}

/**
 * @function module:ArcGis.ArcGisSpatialReference.prototype.equals
 * @description 比较两个空间坐标系对象是否相等，如果wkid和wkt相等，怎犯规true。
 * @param sr - {ArcGisSpatialReference} 必选项，要比较的ArcGisSpatialReference对象。
 * @returns {boolean} 是否相等。
 */
ArcGisSpatialReference.prototype.equals = function (sr) {
  return sr.wkid === this.wkid || sr.wkt === this.wkt
}

export default ArcGisSpatialReference
Zondy.Service.ArcGisSpatialReference = ArcGisSpatialReference