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
38 lines (37 loc) • 1.42 kB
JavaScript
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
}
}