node-red-contrib-tak-registration
Version:
A Node-RED node to register to TAK and to help wrap files as datapackages to send to TAK
55 lines (52 loc) • 2.32 kB
JavaScript
;Object.defineProperty(exports, "__esModule", {value: true});// index.ts
var _meta = require('@turf/meta');
var _invariant = require('@turf/invariant');
var _lineoverlap = require('@turf/line-overlap');
var _lineintersect = require('@turf/line-intersect');
var _geojsonequalityts = require('geojson-equality-ts');
function booleanOverlap(feature1, feature2) {
const geom1 = _invariant.getGeom.call(void 0, feature1);
const geom2 = _invariant.getGeom.call(void 0, feature2);
const type1 = geom1.type;
const type2 = geom2.type;
if (type1 === "MultiPoint" && type2 !== "MultiPoint" || (type1 === "LineString" || type1 === "MultiLineString") && type2 !== "LineString" && type2 !== "MultiLineString" || (type1 === "Polygon" || type1 === "MultiPolygon") && type2 !== "Polygon" && type2 !== "MultiPolygon") {
throw new Error("features must be of the same type");
}
if (type1 === "Point") throw new Error("Point geometry not supported");
if (_geojsonequalityts.geojsonEquality.call(void 0, feature1, feature2, { precision: 6 }))
return false;
let overlap = 0;
switch (type1) {
case "MultiPoint":
for (var i = 0; i < geom1.coordinates.length; i++) {
for (var j = 0; j < geom2.coordinates.length; j++) {
var coord1 = geom1.coordinates[i];
var coord2 = geom2.coordinates[j];
if (coord1[0] === coord2[0] && coord1[1] === coord2[1]) {
return true;
}
}
}
return false;
case "LineString":
case "MultiLineString":
_meta.segmentEach.call(void 0, feature1, (segment1) => {
_meta.segmentEach.call(void 0, feature2, (segment2) => {
if (_lineoverlap.lineOverlap.call(void 0, segment1, segment2).features.length) overlap++;
});
});
break;
case "Polygon":
case "MultiPolygon":
_meta.segmentEach.call(void 0, feature1, (segment1) => {
_meta.segmentEach.call(void 0, feature2, (segment2) => {
if (_lineintersect.lineIntersect.call(void 0, segment1, segment2).features.length) overlap++;
});
});
break;
}
return overlap > 0;
}
var turf_boolean_overlap_default = booleanOverlap;
exports.booleanOverlap = booleanOverlap; exports.default = turf_boolean_overlap_default;
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