/*
* Copyright 2003-2006, 2009, 2017, United States Government, as represented by the Administrator of the
* National Aeronautics and Space Administration. All rights reserved.
*
* The NASAWorldWind/WebWorldWind platform is licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
/**
* @exports GeoJSONGeometryPolygon
*/
define(['../../error/ArgumentError',
'./GeoJSONGeometry',
'../../util/Logger'
],
function (ArgumentError,
GeoJSONGeometry,
Logger) {
"use strict";
/**
* Constructs a GeoJSON geometry for a Polygon. Applications typically do not call this constructor.
* It is called by {@link GeoJSON} as GeoJSON geometries are read.
* @alias GeoJSONGeometryPolygon
* @constructor
* @classdesc Contains the data associated with a GeoJSON Polygon geometry.
* @augments GeoJSONGeometry
* @param {Number[]} coordinates The array containing Polygon coordinates.
* @param {String} type A string containing type of geometry.
* @param {Object} bbox An object containing GeoJSON bbox information.
* @throws {ArgumentError} If the specified coordinates or type are null or undefined or if the
* coordinates parameter is not an array of LinearRing coordinate arrays.
*/
var GeoJSONGeometryPolygon = function (coordinates, type, bbox) {
if (!coordinates) {
throw new ArgumentError(
Logger.logMessage(Logger.LEVEL_SEVERE, "GeoJSONGeometryPolygon", "constructor",
"missingCoordinates"));
}
if (coordinates[0].length < 2 || coordinates[0][0].length < 2) {
throw new ArgumentError(
Logger.logMessage(Logger.LEVEL_SEVERE, "GeoJSONGeometryPolygon", "constructor",
"invalidNumberOfCoordinates"));
}
if (Object.prototype.toString.call(coordinates[0]) !== '[object Array]' ||
Object.prototype.toString.call(coordinates[0][0]) !== '[object Array]' ||
Object.prototype.toString.call(coordinates[0][0][0]) !== '[object Number]') {
throw new ArgumentError(
Logger.logMessage(Logger.LEVEL_SEVERE, "GeoJSONGeometryPolygon", "constructor",
"invalidCoordinatesType"));
}
for (var i = 0; i < coordinates.length; i++) {
if (coordinates[i][0][0] !== coordinates[i][coordinates[i].length - 1][0] ||
coordinates[i][0][1] !== coordinates[i][coordinates[i].length - 1][1]) {
throw new ArgumentError(
Logger.logMessage(Logger.LEVEL_SEVERE, "GeoJSONGeometryPolygon", "constructor",
"invalidLinearRing"));
}
}
if (!type) {
throw new ArgumentError(
Logger.logMessage(Logger.LEVEL_SEVERE, "GeoJSONGeometryPolygon", "constructor",
"missingType"));
}
GeoJSONGeometry.call(this, coordinates, type, bbox);
};
GeoJSONGeometryPolygon.prototype = Object.create(GeoJSONGeometry.prototype);
return GeoJSONGeometryPolygon;
}
);