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- import PointLocator from '../../algorithm/PointLocator'
- import SegmentStringUtil from '../../noding/SegmentStringUtil'
- import ComponentCoordinateExtracter from '../util/ComponentCoordinateExtracter'
- export default class PreparedLineStringIntersects {
- constructor() {
- PreparedLineStringIntersects.constructor_.apply(this, arguments)
- }
- static constructor_() {
- this._prepLine = null
- const prepLine = arguments[0]
- this._prepLine = prepLine
- }
- static intersects(prep, geom) {
- const op = new PreparedLineStringIntersects(prep)
- return op.intersects(geom)
- }
- isAnyTestPointInTarget(testGeom) {
- const locator = new PointLocator()
- const coords = ComponentCoordinateExtracter.getCoordinates(testGeom)
- for (let i = coords.iterator(); i.hasNext(); ) {
- const p = i.next()
- if (locator.intersects(p, this._prepLine.getGeometry())) return true
- }
- return false
- }
- intersects(geom) {
- const lineSegStr = SegmentStringUtil.extractSegmentStrings(geom)
- if (lineSegStr.size() > 0) {
- const segsIntersect = this._prepLine.getIntersectionFinder().intersects(lineSegStr)
- if (segsIntersect) return true
- }
- if (geom.getDimension() === 1) return false
- if (geom.getDimension() === 2 && this._prepLine.isAnyTargetComponentInTest(geom)) return true
- if (geom.getDimension() === 0) return this.isAnyTestPointInTarget(geom)
- return false
- }
- }
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