geolib/es/getCompassDirection.js

Library to provide basic geospatial operations like distance calculation, decoding of sexagesimal coordinates etc.

"use strict";Object.defineProperty(exports,"__esModule",{value:true});exports.default=void 0;var _getRhumbLineBearing=_interopRequireDefault(require("./getRhumbLineBearing"));function _interopRequireDefault(e){return e&&e.__esModule?e:{default:e}}const getCompassDirection=function(origin,dest){let bearingFn=arguments.length>2&&arguments[2]!==undefined?arguments[2]:_getRhumbLineBearing.default;const bearing=typeof bearingFn==="function"?bearingFn(origin,dest):(0,_getRhumbLineBearing.default)(origin,dest);if(isNaN(bearing)){throw new Error("Could not calculate bearing for given points. Check your bearing function")}switch(Math.round(bearing/22.5)){case 1:return"NNE";case 2:return"NE";case 3:return"ENE";case 4:return"E";case 5:return"ESE";case 6:return"SE";case 7:return"SSE";case 8:return"S";case 9:return"SSW";case 10:return"SW";case 11:return"WSW";case 12:return"W";case 13:return"WNW";case 14:return"NW";case 15:return"NNW";default:return"N"}};var _default=exports.default=getCompassDirection;