forked from MapComplete/MapComplete
28 lines
1,020 B
TypeScript
28 lines
1,020 B
TypeScript
import {FeatureSource, FeatureSourceForLayer } from "../FeatureSource"
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import StaticFeatureSource from "./StaticFeatureSource"
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import { GeoOperations } from "../../GeoOperations"
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import { BBox } from "../../BBox"
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import FilteredLayer from "../../../Models/FilteredLayer"
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/**
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* Results in a feature source which has all the elements that touch the given features
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*/
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export default class BBoxFeatureSource extends StaticFeatureSource {
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constructor(features: FeatureSource, mustTouch: BBox) {
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const bbox = mustTouch.asGeoJson({})
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super(
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features.features.mapD((features) =>
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features.filter((feature) => GeoOperations.intersect(feature, bbox) !== undefined)
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)
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)
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}
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}
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export class BBoxFeatureSourceForLayer extends BBoxFeatureSource implements FeatureSourceForLayer {
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constructor(features: FeatureSourceForLayer, mustTouch: BBox) {
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super(features, mustTouch)
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this.layer = features.layer
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}
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readonly layer: FilteredLayer
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}
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