org.apache.lucene.spatial.geometry.CartesianPoint Maven / Gradle / Ivy
/**
* 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;
/**
* Represents lat/lngs as fixed point numbers translated so that all
* world coordinates are in the first quadrant. The same fixed point
* scale as is used for FixedLatLng is employed.
*
* NOTE: This API is still in
* flux and might change in incompatible ways in the next
* release.
*/
public class CartesianPoint {
private int x;
private int y;
public CartesianPoint(int x, int y) {
this.x=x;
this.y=y;
}
public int getX() {
return x;
}
public int getY() {
return y;
}
@Override
public String toString() {
return "Point(" + x + "," + y + ")";
}
/**
* Return a new point translated in the x and y dimensions
*/
public CartesianPoint translate(int deltaX, int deltaY) {
return new CartesianPoint(this.x+deltaX, this.y+deltaY);
}
@Override
public int hashCode() {
final int prime = 31;
int result = 1;
result = prime * result + x;
result = prime * result + y;
return result;
}
@Override
public boolean equals(Object obj) {
if (this == obj)
return true;
if (obj == null)
return false;
if (getClass() != obj.getClass())
return false;
CartesianPoint other = (CartesianPoint) obj;
if (x != other.x)
return false;
if (y != other.y)
return false;
return true;
}
}