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Add clipping to generateCache

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This commit is contained in:
Pieter Vander Vennet 2023-02-14 00:08:21 +01:00
parent f7f0ccdb7d
commit 509b237d02
3 changed files with 177 additions and 90 deletions
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41
test/Logic/GeoOperations.spec.ts
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@ -2,6 +2,7 @@ import { describe } from "mocha"
import { expect } from "chai"
import * as turf from "@turf/turf"
import { GeoOperations } from "../../Logic/GeoOperations"
import { Feature, LineString, Polygon } from "geojson"
describe("GeoOperations", () => {
describe("calculateOverlap", () => {
@ -133,4 +134,44 @@ describe("GeoOperations", () => {
expect(overlapsRev).empty
})
})
describe("clipWith", () => {
it("clipWith should clip linestrings", () => {
const bbox: Feature<Polygon> = {
type: "Feature",
properties: {},
geometry: {
coordinates: [
[
[3.218560377159008, 51.21600586532159],
[3.218560377159008, 51.21499687768525],
[3.2207456783268356, 51.21499687768525],
[3.2207456783268356, 51.21600586532159],
[3.218560377159008, 51.21600586532159],
],
],
type: "Polygon",
},
}
const line: Feature<LineString> = {
type: "Feature",
properties: {},
geometry: {
coordinates: [
[3.218405371672816, 51.21499091846559],
[3.2208408127450525, 51.21560173433727],
],
type: "LineString",
},
}
const result = GeoOperations.clipWith(line, bbox)
expect(result.length).to.equal(1)
expect(result[0].geometry.type).to.eq("LineString")
const clippedLine = (<Feature<LineString>>result[0]).geometry.coordinates
const expCoordinates = [
[3.2185480732975975, 51.21502965337126],
[3.2207456783252724, 51.2155808773463],
]
expect(clippedLine).to.deep.equal(expCoordinates)
})
})
})