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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed with
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* this work for additional information regarding copyright ownership.
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* The ASF licenses this file to You under the Apache License, Version 2.0
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* (the "License"); you may not use this file except in compliance with
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* the License. You may obtain a copy of the License at
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* http://www.apache.org/licenses/LICENSE-2.0
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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package org.apache.lucene.spatial.geometry.shape;
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* <p><font color="red"><b>NOTE:</b> This API is still in
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* flux and might change in incompatible ways in the next
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public class Rectangle implements Geometry2D {
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private Point2D ptMin, ptMax;
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ptMin=new Point2D(-1, 1);
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ptMax=new Point2D(1, 1);
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public Rectangle(Point2D ptMin, Point2D ptMax) {
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this.ptMin=new Point2D(ptMin);
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this.ptMax=new Point2D(ptMax);
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public Rectangle(double x1, double y1, double x2, double y2) {
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public String toString() {
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return "[" + ptMin + "," + ptMax + "]";
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private void set(double x1, double y1, double x2, double y2) {
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this.ptMin=new Point2D(Math.min(x1, x2), Math.min(y1, y2));
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this.ptMax=new Point2D(Math.max(x1, x2), Math.max(y1, y2));
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public double area() {
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return (ptMax.getX() - ptMin.getX()) * (ptMax.getY() - ptMin.getY());
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public Point2D centroid() {
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return new Point2D( (ptMin.getX() + ptMax.getX()) / 2,
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(ptMin.getY() + ptMax.getY()) / 2);
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public boolean contains(Point2D p) {
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return p.getX() >= ptMin.getX() &&
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p.getX() <= ptMax.getX() &&
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p.getY() >= ptMin.getY() &&
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p.getY() <= ptMax.getY();
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public void translate(Vector2D v) {
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public IntersectCase intersect(Rectangle r) {
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throw new UnsupportedOperationException();
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public Point2D getMaxPoint() {
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public Point2D getMinPoint() {
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public int hashCode() {
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result = prime * result + ((ptMax == null) ? 0 : ptMax.hashCode());
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result = prime * result + ((ptMin == null) ? 0 : ptMin.hashCode());
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public boolean equals(Object obj) {
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if (getClass() != obj.getClass())
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Rectangle other = (Rectangle) obj;
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if (other.ptMax != null)
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} else if (!ptMax.equals(other.ptMax))
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if (other.ptMin != null)
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} else if (!ptMin.equals(other.ptMin))