Java Point.getX方法代碼示例

import com.vividsolutions.jts.geom.Point; //導入方法依賴的package包/類
public static Hospital findClosestAmbulatory(Point personLocation) {
  double personLat = personLocation.getY();
  double personLong = personLocation.getX();

  double closestDistance = Double.MAX_VALUE;
  Provider closestHospital = null;
  for (Provider p : Provider.getServices().get(Provider.AMBULATORY)) {
    Point hospitalLocation = p.getCoordinates();
    double hospitalLat = hospitalLocation.getY();
    double hospitalLong = hospitalLocation.getX();
    double sphericalDistance = haversine(personLat, personLong, hospitalLat, hospitalLong);
    if (sphericalDistance < closestDistance) {
      closestDistance = sphericalDistance;
      closestHospital = p;
    }
  }
  return (Hospital) closestHospital;
}
 

import com.vividsolutions.jts.geom.Point; //導入方法依賴的package包/類
public static Hospital findClosestInpatient(Point personLocation) {
  double personLat = personLocation.getY();
  double personLong = personLocation.getX();

  double closestDistance = Double.MAX_VALUE;
  Provider closestHospital = null;
  for (Provider p : Provider.getServices().get(Provider.INPATIENT)) {
    Point hospitalLocation = p.getCoordinates();
    double hospitalLat = hospitalLocation.getY();
    double hospitalLong = hospitalLocation.getX();
    double sphericalDistance = haversine(personLat, personLong, hospitalLat, hospitalLong);
    if (sphericalDistance < closestDistance) {
      closestDistance = sphericalDistance;
      closestHospital = p;
    }
  }
  return (Hospital) closestHospital;
}
 

import com.vividsolutions.jts.geom.Point; //導入方法依賴的package包/類
public static Hospital findClosestEmergency(Point personLocation) {
  double personLat = personLocation.getY();
  double personLong = personLocation.getX();

  double closestDistance = Double.MAX_VALUE;
  Provider closestHospital = null;
  for (Provider p : Provider.getServices().get(Provider.EMERGENCY)) {
    Point hospitalLocation = p.getCoordinates();
    double hospitalLat = hospitalLocation.getY();
    double hospitalLong = hospitalLocation.getX();
    double sphericalDistance = haversine(personLat, personLong, hospitalLat, hospitalLong);
    if (sphericalDistance < closestDistance) {
      closestDistance = sphericalDistance;
      closestHospital = p;
    }
  }
  return (Hospital) closestHospital;
}
 

import com.vividsolutions.jts.geom.Point; //導入方法依賴的package包/類
/**
 * Cache implementation. Look in the cache first, if miss then query the database.
 *
 * We only cache Bike or Car legs, and not Walk legs! Walk legs are attached to BikeStationTuple or CarStationTuple
 * and therefore are always present in memory.
 */
RouteLeg cacheOrQuery(Point from, GeoCoord to) throws DatabaseException {

    GeoCoordTuple key = new GeoCoordTuple(from.getX(), from.getY(), to.getX(), to.getY());

    // 1. Look in cache
    //
    RouteLeg leg = RouteLegCache.SINGLETON.getIfPresent(key);
    if (leg != null) {
        return leg;
    }

    GeoCoord fromCoord = BasicUtils.toGeoCoord(from);

    // 2. Look in db
    //
    leg = routeLegRepository.findLegByFromTo(fromCoord, to, getRouteLegClass());
    if (leg != null) {
        RouteLegCache.SINGLETON.put(key, leg);
        return leg;
    }

    // 3. All options failed. Could not find entity for the coordinates
    return null;
}
 

import com.vividsolutions.jts.geom.Point; //導入方法依賴的package包/類
public static boolean equalsPoint(Point first, Point second) {
    return first.getX() == second.getX() && first.getY() == second.getY();
}
 

import com.vividsolutions.jts.geom.Point; //導入方法依賴的package包/類
public static GeoCoord toGeoCoord(Point p) {
    return new GeoCoord(p.getX(), p.getY());
}
 

import com.vividsolutions.jts.geom.Point; //導入方法依賴的package包/類
private static boolean isEqualX(Point p, GeoCoord gc) {
    return p.getX() == gc.getX();
}
 

import com.vividsolutions.jts.geom.Point; //導入方法依賴的package包/類
private static GeoCoord toGeoCoord(Point geoPos) {
    return new GeoCoord(geoPos.getX(), geoPos.getY());
}
 

import com.vividsolutions.jts.geom.Point; //導入方法依賴的package包/類
/**
 * Creates an envelop around Point with distance distance
 * @param p
 * @param distance in units of the p SRID
 * @return
 */
public static Envelope createEnvelope(Point p, double distance) {
	Envelope env = new Envelope(p.getX() - distance, p.getX() + distance, p.getY() - distance, p.getY() + distance);
	return env;
}