32 lines
992 B
JavaScript
32 lines
992 B
JavaScript
|
define([
|
||
|
|
'./defined'
|
||
|
|
], function(
|
||
|
|
defined) {
|
||
|
|
'use strict';
|
||
|
|
|
||
|
|
/**
|
||
|
|
* An hierarchy of linear rings which define a polygon and its holes.
|
||
|
|
* The holes themselves may also have holes which nest inner polygons.
|
||
|
|
* @alias PolygonHierarchy
|
||
|
|
* @constructor
|
||
|
|
*
|
||
|
|
* @param {Cartesian3[]} [positions] A linear ring defining the outer boundary of the polygon or hole.
|
||
|
|
* @param {PolygonHierarchy[]} [holes] An array of polygon hierarchies defining holes in the polygon.
|
||
|
|
*/
|
||
|
|
function PolygonHierarchy(positions, holes) {
|
||
|
|
/**
|
||
|
|
* A linear ring defining the outer boundary of the polygon or hole.
|
||
|
|
* @type {Cartesian3[]}
|
||
|
|
*/
|
||
|
|
this.positions = defined(positions) ? positions : [];
|
||
|
|
|
||
|
|
/**
|
||
|
|
* An array of polygon hierarchies defining holes in the polygon.
|
||
|
|
* @type {PolygonHierarchy[]}
|
||
|
|
*/
|
||
|
|
this.holes = defined(holes) ? holes : [];
|
||
|
|
}
|
||
|
|
|
||
|
|
return PolygonHierarchy;
|
||
|
|
});
|