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
86 lines (83 loc) • 3.15 kB
JavaScript
Object.defineProperty(exports, "__esModule", {value: true});// index.ts
var _clone = require('@turf/clone');
var _booleanclockwise = require('@turf/boolean-clockwise');
var _meta = require('@turf/meta');
var _invariant = require('@turf/invariant');
var _helpers = require('@turf/helpers');
function rewind(geojson, options = {}) {
var _a, _b;
options = options || {};
if (!_helpers.isObject.call(void 0, options)) throw new Error("options is invalid");
const mutate = (_a = options.mutate) != null ? _a : false;
const reverse = (_b = options.reverse) != null ? _b : false;
if (!geojson) throw new Error("<geojson> is required");
if (typeof reverse !== "boolean")
throw new Error("<reverse> must be a boolean");
if (typeof mutate !== "boolean")
throw new Error("<mutate> must be a boolean");
if (!mutate && geojson.type !== "Point" && geojson.type !== "MultiPoint") {
geojson = _clone.clone.call(void 0, geojson);
}
const results = [];
switch (geojson.type) {
case "GeometryCollection":
_meta.geomEach.call(void 0, geojson, function(geometry) {
rewindFeature(geometry, reverse);
});
return geojson;
case "FeatureCollection":
_meta.featureEach.call(void 0, geojson, function(feature) {
const rewoundFeature = rewindFeature(feature, reverse);
_meta.featureEach.call(void 0, rewoundFeature, function(result) {
results.push(result);
});
});
return _helpers.featureCollection.call(void 0, results);
}
return rewindFeature(geojson, reverse);
}
function rewindFeature(geojson, reverse) {
const type = geojson.type === "Feature" ? geojson.geometry.type : geojson.type;
switch (type) {
case "GeometryCollection":
_meta.geomEach.call(void 0, geojson, function(geometry) {
rewindFeature(geometry, reverse);
});
return geojson;
case "LineString":
rewindLineString(_invariant.getCoords.call(void 0, geojson), reverse);
return geojson;
case "Polygon":
rewindPolygon(_invariant.getCoords.call(void 0, geojson), reverse);
return geojson;
case "MultiLineString":
_invariant.getCoords.call(void 0, geojson).forEach(function(lineCoords) {
rewindLineString(lineCoords, reverse);
});
return geojson;
case "MultiPolygon":
_invariant.getCoords.call(void 0, geojson).forEach(function(lineCoords) {
rewindPolygon(lineCoords, reverse);
});
return geojson;
case "Point":
case "MultiPoint":
return geojson;
}
}
function rewindLineString(coords, reverse) {
if (_booleanclockwise.booleanClockwise.call(void 0, coords) === reverse) coords.reverse();
}
function rewindPolygon(coords, reverse) {
if (_booleanclockwise.booleanClockwise.call(void 0, coords[0]) !== reverse) {
coords[0].reverse();
}
for (let i = 1; i < coords.length; i++) {
if (_booleanclockwise.booleanClockwise.call(void 0, coords[i]) === reverse) {
coords[i].reverse();
}
}
}
var turf_rewind_default = rewind;
exports.default = turf_rewind_default; exports.rewind = rewind;
//# sourceMappingURL=index.cjs.map
;