Source: CoordinateConvert.js

/*
 * @Description: In User Settings Edit
 * @Author: xiaoying
 * @Date: 2019-09-18 10:27:06
 * @LastEditTime: 2019-09-18 15:10:51
 * @LastEditors: mayuanye
 */
import { NativeModules } from 'react-native';
import CoordinateConvertParameter from './CoordinateConvertParameter';
import Dot from './Dot';
let CC = NativeModules.JSCoordinateConvert;

/**
 * @class CoordinateConvert
 * @description 坐标转换类
 */
export default class CoordinateConvert {
  /**
   * 构造一个新的CoordinateConvert对象
   *
   * @memberof CoordinateConvert
   * @returns {CoordinateConvert}
   */
  async createObj() {
    try {
      var { CoordinateConvertId } = await CC.createObj();
      var coordinateConvert = new CoordinateConvert();
      coordinateConvert._MGCoordinateConvertId = CoordinateConvertId;
      return coordinateConvert;
    } catch (e) {
      console.error(e);
    }
  }

  /**
   * 设置坐标转换参数
   *
   * @memberof CoordinateConvert
   * @param {Object} coordinateConvertParameter 坐标转换参数 （CoordinateConvertParameter类型的Object）
   * @returns {CoordinateConvert}
   */
  async setConvertParams(coordinateConvertParameter) {
    try {
      var { CoordinateConvertId } = await CC.setConvertParams(
        this._MGCoordinateConvertId,
        coordinateConvertParameter._MGCoordinateConvertParameterId
      );
      var coordinateConvert = new CoordinateConvert();
      coordinateConvert._MGCoordinateConvertId = CoordinateConvertId;
      return coordinateConvert;
    } catch (e) {
      console.error(e);
    }
  }

  /**
   * 获取坐标转换参数
   *
   * @memberof CoordinateConvert
   * @returns {Promise<CoordinateConvert>}
   */
  async getConvertParams() {
    try {
      var { CoordinateConvertParameterId } = await CC.getConvertParams(
        this._MGCoordinateConvertId
      );
      var coordinateConvertParameter = new CoordinateConvertParameter();
      coordinateConvertParameter._MGCoordinateConvertParameterId = CoordinateConvertParameterId;
      return coordinateConvertParameter;
    } catch (e) {
      console.error(e);
    }
  }

  /**
   * 坐标转换
   *
   * @memberof CoordinateConvert
   * @param {Object} dot 转换前的点 （Dot类型的Object）
   * @returns {Promise<Dot>} 转换后的点
   */
  async convert(dot) {
    try {
      var { point2DId } = await CC.convert(
        this._MGCoordinateConvertId,
        dot._MGDotId
      );
      let convertDot = null;
      if (point2DId != null) {
        convertDot = new Dot();
        convertDot._MGDotId = point2DId;
      }
      return convertDot;
    } catch (e) {
      console.error(e);
    }
  }

  /**
   * 异步坐标转换
   *
   * @memberof CoordinateConvert
   * @param {Object} dot 转换前的点 （Dot类型的Object）
   * @returns {Promise<Dot|String>} 成功--返回转换后的点，失败--返回String
   */
  async convertAsync(dot) {
    try {
      let { isSuccess, result } = await CC.convertAsync(
        this._MGCoordinateConvertId,
        dot._MGDotId
      );
      if (isSuccess) {
        let dotResult = new Dot();
        dotResult._MGDotId = result;
        return dotResult;
      } else {
        return result;
      }
    } catch (e) {
      console.error(e);
    }
  }
}