MapGIS Client for JavaScript API

import { defaultValue } from '../../../util'
import { Extent } from '../../../base/geometry'
import { SubLayer } from '../baseLayer'

/**
 * ArcGIS地图图片子图层
 * @class ArcGISMapImageSubLayer
 * @moduleEX LayerModule
 * @extends SubLayer
 * @param {Object} options 构造参数
 * @param {String} [options.url] 服务基地址
 * @param {String} [options.name] 图层名称
 * @param {SpatialReference} [options.spatialReference] 图层坐标系
 * @param {Boolean} [options.visible = true] 图层可见性
 * @param {IGSMapImageLayer} [options.layer] 图层的父图层对象
 * @param {String} [options.id] 图层id
 */
class ArcGISMapImageSubLayer extends SubLayer {
  constructor(options) {
    super(options)
    this.url = defaultValue(options.url, '')
    this.name = defaultValue(options.name, '')
    this.type = defaultValue(options.type, '')
    this.fields = defaultValue(options.fields, [])
    this.geomType = defaultValue(options.geomType || options.GeomType, '')
    this.maxScale = defaultValue(options.maxScale, 0)
    this.minScale = defaultValue(options.minScale, 0)
    if (options.range) {
      this.extent = new Extent({
        xmin: options.range.xmin,
        ymin: options.range.ymin,
        xmax: options.range.xmax,
        ymax: options.range.ymax
      })
    } else {
      this.extent = new Extent({
        xmin: -180,
        ymin: -90,
        xmax: 180,
        ymax: 90
      })
    }
    this.spatialReference = defaultValue(options.spatialReference, undefined)
    this.supportedMethods = defaultValue(options.supportedMethods, [])
    this.systemLibGuid = defaultValue(options.systemLibGuid, undefined)
    this.systemLibName = defaultValue(options.systemLibName, undefined)
    this.id = options.id
    this.index = defaultValue(options.index, undefined)
    this.moveIndex = defaultValue(options.moveIndex, undefined)
    this._renderer = defaultValue(options.renderer, undefined)
    this.layer = defaultValue(options.layer, undefined)
  }

  static fromJSON(json) {
    json = defaultValue(json, {})
    return new ArcGISMapImageSubLayer(json)
  }
}

Object.defineProperties(ArcGISMapImageSubLayer.prototype, {
  /**
   * 渲染样式对象
   * @readonly
   * @member {BaseRenderer} ArcGISMapImageSubLayer.prototype.renderer
   */
  renderer: {
    get() {
      return this._renderer
    },
    set(value) {
      this._renderer = value
      // 更新子图层
      this.layer.setSubLayer(this)
    }
  }
})
export default ArcGISMapImageSubLayer