MapGIS Client for JavaScript API

import { extend, returnPoint } from '../../util'
import Zondy from '../Zondy'
import ArcGisGeometry from './Geometry'
import ArcGisPoint from './Point'

/**
 * @class module:ArcGis.ArcGisMultipoint
 * @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 {String} [options.points] 可选项。点坐标数组，
 * Example：[[x1,y1],[x2,y2]]。
 * @param {ArcGisSpatialReference} [options.spatialReference] 可选项。多边形的空间坐标系，默认4326。
 */
class ArcGisMultipoint extends ArcGisGeometry {
  constructor(options) {
    super(options)
    this.points = []
    this.type = 'multipoint'
    extend(this, options)
  }
}

/**
 * @function module:ArcGis.ArcGisMultipoint.prototype.addPoint
 * @description 添加点坐标，可以为[x,y]坐标或者ArcGisPoint对象
 * @param point - {ArcGisPoint} 必选项，要查询的多边形序号，可为点坐标数组或者坐标或者ArcGisPoint对象数组。
 */
ArcGisMultipoint.prototype.addPoint = function (point) {
  if (point instanceof Array) {
    this.points.push(point)
  } else if (point instanceof ArcGisPoint) {
    this.points.push([point.x, point.y])
  }
}

/**
 * @function module:ArcGis.ArcGisMultipoint.prototype.getPoint
 * @description 根据index返回ArcGisPoint对象
 * @param index - {Number} 必选项，要查询的点序号。
 * @returns ArcGisPoint，点对象
 */
ArcGisMultipoint.prototype.getPoint = function (index) {
  return returnPoint(ArcGisPoint, this, this.points[index])
}

/**
 * @function module:ArcGis.ArcGisMultipoint.prototype.removePoint
 * @description 根据index删除一个ArcGisPoint对象
 * @param index - {Number} 必选项，要查询的点序号。
 * @returns ArcGisPoint，点对象
 */
ArcGisMultipoint.prototype.removePoint = function (index) {
  const positionArr = this.points.splice(index, 1)
  return returnPoint(ArcGisPoint, this, positionArr)
}

/**
 * @function module:ArcGis.ArcGisMultipoint.prototype.setPoint
 * @description 根据index，更新一个点对象
 * @param index - {Number} 必选项，在pointIndex处，更新这个点。
 * @returns ArcGisMultipoint，线对象
 */
ArcGisMultipoint.prototype.setPoint = function (index, point) {
  if (index >= this.points.length) return null
  if (point instanceof Array) {
    this.points[index] = [point[0], point[1]]
  } else if (point instanceof ArcGisPoint) {
    this.points[index] = [point.x, point.y]
  }
  return this
}

/**
 * @function module:ArcGis.ArcGisMultipoint.prototype.toGeometryJSON
 * @description 将点坐标转换为Json对象
 * @returns String
 */
ArcGisMultipoint.prototype.toGeometryJSON = function () {
  return `{"points":[[${this.points.join('],[')}]]}`
}

export default ArcGisMultipoint
Zondy.Service.ArcGisMultipoint = ArcGisMultipoint