MapGIS Client for JavaScript API

import { defaultValue } from '../util'
import FeatureExpressionInfo from './FeatureExpressionInfo'
import Zondy from './Zondy'
import { ElevationMode, LengthUnit } from './enum'

/**
 * 高程信息
 * @classdesc 高程信息
 * @class ElevationInfo
 * @param {Object} options 构造参数
 * @param {ElevationMode} [options.mode = ElevationMode.OnTheGround] 模式
 * @param {Number} [options.offset = 0] 高程偏移
 * @param {FeatureExpressionInfo} [options.featureExpressionInfo = undefined] 高度表达式
 * @param {LengthUnit} [options.unit = LengthUnit.meter] 单位
 */
class ElevationInfo {
  constructor(options) {
    options = defaultValue(options, {})
    /**
     * 高程模式
     *
     * @date 10/12/2021
     * @memberof ElevationInfo
     */
    this.mode = defaultValue(options.mode, ElevationMode.AbsoluteHeight)

    /**
     * 高程偏移。默认为零，默认单位为米。
     *
     * @date 10/12/2021
     * @memberof ElevationInfo
     */
    this.offset = defaultValue(options.offset, 0)

    /**
     * 要素表达式信息
     *
     * @date 10/12/2021
     * @memberof ElevationInfo
     */
    this.featureExpressionInfo = new FeatureExpressionInfo(
      options.featureExpressionInfo
    )

    /**
     * offset和featureExpression的单位
     *
     * @date 10/12/2021
     * @memberof ElevationInfo
     */
    this.unit = defaultValue(options.unit, LengthUnit.meter)
  }

  clone() {
    return new ElevationInfo({
      unit: this.unit,
      mode: this.mode,
      offset: this.offset,
      featureExpressionInfo: this.featureExpressionInfo.clone()
    })
  }

  /**
   * @description 转换为json对象
   * @return {Object} json对象
   */
  toJSON() {
    return {
      unit: this.unit,
      mode: this.mode,
      offset: this.offset,
      featureExpressionInfo: this.featureExpressionInfo.toJSON()
    }
  }
}

Zondy.ElevationInfo = ElevationInfo
export default ElevationInfo