geoenclave/dist/example.cjs

Validate if a point is inside a given polygon using GeoEnclave.

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
const geoenclave_1 = require("geoenclave");
const polygonCoordinates = [
    [85.27268661724837, 27.703490979573274],
    [85.27749313580306, 27.725070434748005],
    [85.29328598248274, 27.73540274623595],
    [85.30324234234602, 27.743607119292363],
    [85.31854215362551, 27.745555735266393],
    [85.3360138263724, 27.738878392849898],
    [85.34474966274584, 27.738175490892473],
    [85.35785341730602, 27.74204139554027],
    [85.37702933059592, 27.740436376090585],
    [85.38020666589044, 27.73418697607903],
    [85.3664382129475, 27.725437213950002],
    [85.37208680902667, 27.72324966367269],
    [85.36369018833157, 27.71617064338767],
    [85.35809244120152, 27.709445148471318],
    [85.35369421131361, 27.701303205095897],
    [85.36209083200872, 27.696346942112896],
    [85.37288648718811, 27.698471082380422],
    [85.35755476849451, 27.67997373762509],
    [85.33590205625748, 27.666213135028443],
    [85.32868376564718, 27.657939519996958],
    [85.31382257909662, 27.66170033173455],
    [85.30065981386609, 27.673358025817663],
    [85.29046928594569, 27.68539046996179],
    [85.2802787580253, 27.688022390418126],
    [85.27136204609495, 27.69441393311658],
    [85.27268661724837, 27.703490979573274]
];
// Bounding coordinates of kathmandu valley
/* polygon coordinates(clipping boundry geojson) can be easily exported from https://export.hotosm.org/
in Geopackage .gpkg format */
const coordThamel = [85.3061304421, 27.709090497];
const coordCharikot = [86.0333332, 27.666664];
console.log((0, geoenclave_1.isPointInsidePolygon)(coordThamel, polygonCoordinates));
// returns true as thamel is inside the kathmandu valley
console.log((0, geoenclave_1.isPointInsidePolygon)(coordCharikot, polygonCoordinates));
// returns false as charikot is outside the kathmandu valley
console.log((0, geoenclave_1.countPointsInsidePolygon)([coordThamel], polygonCoordinates));
// returns 1 as thamel is inside the kathmandu valley
console.log((0, geoenclave_1.countPointsInsidePolygon)([coordCharikot], polygonCoordinates));
// returns 0 as charikot is outside the kathmandu valley