/*
* 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 SurfaceSector
*/
define([
'../error/ArgumentError',
'../geom/Location',
'../util/Logger',
'../shapes/ShapeAttributes',
'../shapes/SurfaceShape'
],
function (ArgumentError,
Location,
Logger,
ShapeAttributes,
SurfaceShape) {
"use strict";
/**
* Constructs a surface sector.
* @alias SurfaceSector
* @constructor
* @augments SurfaceShape
* @classdesc Represents a sector draped over the terrain surface. The sector is specified as a rectangular
* region in geographic coordinates.
* <p>
* SurfaceSector uses the following attributes from its associated shape attributes bundle:
* <ul>
* <li>Draw interior</li>
* <li>Draw outline</li>
* <li>Interior color</li>
* <li>Outline color</li>
* <li>Outline width</li>
* <li>Outline stipple factor</li>
* <li>Outline stipple pattern</li>
* </ul>
* @param {Sector} sector This surface sector's sector.
* @param {ShapeAttributes} attributes The attributes to apply to this shape. May be null, in which case
* attributes must be set directly before the shape is drawn.
* @throws {ArgumentError} If the specified boundaries are null or undefined.
*/
var SurfaceSector = function (sector, attributes) {
if (!sector) {
throw new ArgumentError(
Logger.logMessage(Logger.LEVEL_SEVERE, "SurfaceSector", "constructor", "missingSector"));
}
SurfaceShape.call(this, attributes);
/**
* This shape's sector.
* @type {Sector}
*/
this._sector = sector;
};
SurfaceSector.prototype = Object.create(SurfaceShape.prototype);
Object.defineProperties(SurfaceSector.prototype, {
/**
* This shape's sector.
* @memberof SurfaceSector.prototype
* @type {Sector}
*/
sector: {
get: function() {
return this._sector;
},
set: function(value) {
this.stateKeyInvalid = true;
this.resetBoundaries();
this._sector = value;
}
}
});
// Internal use only. Intentionally not documented.
SurfaceSector.staticStateKey = function(shape) {
var shapeStateKey = SurfaceShape.staticStateKey(shape);
return shapeStateKey;
};
// Internal use only. Intentionally not documented.
SurfaceSector.prototype.computeStateKey = function() {
return SurfaceSector.staticStateKey(this);
};
// Internal. Intentionally not documented.
SurfaceSector.prototype.computeBoundaries = function(dc) {
var sector = this._sector;
this._boundaries = new Array(4);
this._boundaries[0] = new Location(sector.minLatitude, sector.minLongitude);
this._boundaries[1] = new Location(sector.maxLatitude, sector.minLongitude);
this._boundaries[2] = new Location(sector.maxLatitude, sector.maxLongitude);
this._boundaries[3] = new Location(sector.minLatitude, sector.maxLongitude);
};
return SurfaceSector;
});