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Further refactoring of the tests

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Pieter Vander Vennet 2022-03-23 19:48:06 +01:00
parent 3ab373f6ec
commit 2dac893bb3
31 changed files with 2498 additions and 2992 deletions
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35
Logic/GeoOperations.ts
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@ -50,6 +50,19 @@ export class GeoOperations {
*
* If 'feature' is a point, it will return every feature the point is embedded in. Overlap will be undefined
*
* const polygon = {"type": "Feature","properties": {},"geometry": {"type": "Polygon","coordinates": [[[1.8017578124999998,50.401515322782366],[-3.1640625,46.255846818480315],[5.185546875,44.74673324024678],[1.8017578124999998,50.401515322782366]]]}};
* const point = {"type": "Feature", "properties": {}, "geometry": { "type": "Point", "coordinates": [2.274169921875, 46.76244305208004]}};
* const overlap = GeoOperations.calculateOverlap(point, [polygon]);
* overlap.length // => 1
* overlap[0].feat == polygon // => true
* const line = {"type": "Feature","properties": {},"geometry": {"type": "LineString","coordinates": [[3.779296875,48.777912755501845],[1.23046875,47.60616304386874]]}};
* const lineOverlap = GeoOperations.calculateOverlap(line, [polygon]);
* lineOverlap.length // => 1
* lineOverlap[0].overlap // => 156745.3293320278
* lineOverlap[0].feat == polygon // => true
* const line0 = {"type": "Feature","properties": {},"geometry": {"type": "LineString","coordinates": [[0.0439453125,47.31648293428332],[0.6591796875,46.77749276376827]]}};
* const overlap0 = GeoOperations.calculateOverlap(line0, [polygon]);
* overlap.length // => 1
*/
static calculateOverlap(feature: any, otherFeatures: any[]): { feat: any, overlap: number }[] {
@ -138,6 +151,28 @@ export class GeoOperations {
return true;
}
/**
* Detect wether or not the given point is located in the feature
*
* // Should work with a normal polygon
* const polygon = {"type": "Feature","properties": {},"geometry": {"type": "Polygon","coordinates": [[[1.8017578124999998,50.401515322782366],[-3.1640625,46.255846818480315],[5.185546875,44.74673324024678],[1.8017578124999998,50.401515322782366]]]}};
* GeoOperations.inside([3.779296875, 48.777912755501845], polygon) // => false
* GeoOperations.inside([1.23046875, 47.60616304386874], polygon) // => true
*
* // should work with a multipolygon and detect holes
* const multiPolygon = {"type": "Feature", "properties": {},
* "geometry": {
* "type": "MultiPolygon",
* "coordinates": [[
* [[1.8017578124999998,50.401515322782366],[-3.1640625,46.255846818480315],[5.185546875,44.74673324024678],[1.8017578124999998,50.401515322782366]],
* [[1.0107421875,48.821332549646634],[1.329345703125,48.25394114463431],[1.988525390625,48.71271258145237],[0.999755859375,48.86471476180277],[1.0107421875,48.821332549646634]]
* ]]
* }
* };
* GeoOperations.inside([2.515869140625, 47.37603463349758], multiPolygon) // => true
* GeoOperations.inside([1.42822265625, 48.61838518688487], multiPolygon) // => false
* GeoOperations.inside([4.02099609375, 47.81315451752768], multiPolygon) // => false
*/
public static inside(pointCoordinate, feature): boolean {
// ray-casting algorithm based on
// http://www.ecse.rpi.edu/Homepages/wrf/Research/Short_Notes/pnpoly.html