backendless/lib/data/geo/geometry.js

Backendless JavaScript SDK for Node.js and the browser

"use strict";

var _interopRequireDefault = require("@babel/runtime/helpers/interopRequireDefault");
Object.defineProperty(exports, "__esModule", {
  value: true
});
exports["default"] = void 0;
var _classCallCheck2 = _interopRequireDefault(require("@babel/runtime/helpers/classCallCheck"));
var _createClass2 = _interopRequireDefault(require("@babel/runtime/helpers/createClass"));
var _spatialReferenceSystem = _interopRequireDefault(require("./spatial-reference-system"));
var _geoJsonParser = _interopRequireDefault(require("./geo-json-parser"));
var _wktParser = _interopRequireDefault(require("./wkt-parser"));
var Geometry = /*#__PURE__*/function () {
  function Geometry(srs) {
    (0, _classCallCheck2["default"])(this, Geometry);
    this.srs = srs || _spatialReferenceSystem["default"].DEFAULT;
  }
  (0, _createClass2["default"])(Geometry, [{
    key: "getSRS",
    value: function getSRS() {
      return this.srs;
    }

    /**
     * @abstract
     * @description It is an abstract method and it must be overridden in an inherited class
     */
  }, {
    key: "getGeojsonType",
    value: function getGeojsonType() {}

    /**
     * @abstract
     * @description It is an abstract method and it must be overridden in an inherited class
     */
  }, {
    key: "getWktType",
    value: function getWktType() {}

    /**
     * @abstract
     * @description It is an abstract method and it must be overridden in an inherited class
     */
  }, {
    key: "wktCoordinatePairs",
    value: function wktCoordinatePairs() {}

    /**
     * @abstract
     * @description It is an abstract method and it must be overridden in an inherited class
     */
  }, {
    key: "jsonCoordinatePairs",
    value: function jsonCoordinatePairs() {}
  }, {
    key: "asGeoJSON",
    value: function asGeoJSON() {
      return {
        type: this.getGeojsonType(),
        coordinates: this.jsonCoordinatePairs()
      };
    }
  }, {
    key: "asWKT",
    value: function asWKT() {
      return this.getWktType() + '(' + this.wktCoordinatePairs() + ')';
    }
  }, {
    key: "toJSON",
    value: function toJSON() {
      return this.asGeoJSON();
    }
  }, {
    key: "toString",
    value: function toString() {
      return '\'' + this.asWKT() + '\'';
    }
  }], [{
    key: "fromWKT",
    value: function fromWKT(wellKnownText, srs) {
      return new _wktParser["default"](srs).read(wellKnownText);
    }
  }, {
    key: "fromGeoJSON",
    value: function fromGeoJSON(geoJSON, srs) {
      return new _geoJsonParser["default"](srs).read(geoJSON);
    }
  }]);
  return Geometry;
}();
var _default = Geometry;
exports["default"] = _default;