/**
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You under the Apache License, Version 2.0
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.apache.lucene.spatial.geometry;
/**
* <p><font color="red"><b>NOTE:</b> This API is still in
* flux and might change in incompatible ways in the next
* release.</font>
*/
public class FloatLatLng extends LatLng {
private double lat;
private double lng;
private boolean normalized;
public FloatLatLng(double lat, double lng) {
if (lat>90.0 || lat<-90.0) throw new IllegalArgumentException("Illegal latitude value " + lat);
this.lat=lat;
this.lng=lng;
}
public FloatLatLng(LatLng ll) {
this.lat=ll.getLat();
this.lng=ll.getLng();
}
@Override
public LatLng copy() {
return new FloatLatLng(this);
}
@Override
public int getFixedLat() {
return FixedLatLng.doubleToFixed(this.lat);
}
@Override
public int getFixedLng() {
return FixedLatLng.doubleToFixed(this.lng);
}
@Override
public double getLat() {
return this.lat;
}
@Override
public double getLng() {
return this.lng;
}
@Override
public boolean isFixedPoint() {
return false;
}
@Override
public FixedLatLng toFixed() {
return new FixedLatLng(this);
}
@Override
public FloatLatLng toFloat() {
return this;
}
@Override
public boolean isNormalized() {
return
normalized || (
(lng>=-180) &&
(lng<=180)
);
}
@Override
public LatLng normalize() {
if (isNormalized()) return this;
double delta=0;
if (lng<0) delta=360;
if (lng>=0) delta=-360;
double newLng=lng;
while (newLng<=-180 || newLng>=180) {
newLng+=delta;
}
FloatLatLng ret=new FloatLatLng(lat, newLng);
ret.normalized=true;
return ret;
}
@Override
public LatLng calculateMidpoint(LatLng other) {
return new FloatLatLng(
(lat+other.getLat())/2.0,
(lng+other.getLng())/2.0);
}
@Override
public int hashCode() {
final int prime = 31;
long temp;
temp = Double.doubleToLongBits(lat);
int result = prime + (int) (temp ^ (temp >>> 32));
temp = Double.doubleToLongBits(lng);
result = prime * result + (int) (temp ^ (temp >>> 32));
result = prime * result + (normalized ? 1231 : 1237);
return result;
}
@Override
public boolean equals(Object obj) {
if (this == obj)
return true;
if (getClass() != obj.getClass())
return false;
FloatLatLng other = (FloatLatLng) obj;
if (Double.doubleToLongBits(lat) != Double.doubleToLongBits(other.lat))
return false;
if (Double.doubleToLongBits(lng) != Double.doubleToLongBits(other.lng))
return false;
if (normalized != other.normalized)
return false;
return true;
}
}