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
40 lines (38 loc) • 1.38 kB
JavaScript
import PointLocator from '../../algorithm/PointLocator'
import SegmentStringUtil from '../../noding/SegmentStringUtil'
import ComponentCoordinateExtracter from '../util/ComponentCoordinateExtracter'
export default class PreparedLineStringIntersects {
constructor (prepLine) {
this._prepLine = prepLine || null
}
isAnyTestPointInTarget (testGeom) {
const locator = new PointLocator()
const coords = ComponentCoordinateExtracter.getCoordinates(testGeom)
for (const 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
}
interfaces_ () {
return []
}
getClass () {
return PreparedLineStringIntersects
}
static intersects (prep, geom) {
const op = new PreparedLineStringIntersects(prep)
return op.intersects(geom)
}
}