/**
 * SPDX-FileCopyrightText: 2023-2024 Sebastien Jodogne, UCLouvain, Belgium
 * SPDX-License-Identifier: GPL-3.0-or-later
 **/

/**
 * Java plugin for Orthanc
 * Copyright (C) 2023-2024 Sebastien Jodogne, UCLouvain, Belgium
 *
 * This program is free software: you can redistribute it and/or
 * modify it under the terms of the GNU General Public License as
 * published by the Free Software Foundation, either version 3 of the
 * License, or (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful, but
 * WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
 * General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program. If not, see <http://www.gnu.org/licenses/>.
 **/


import java.io.Serializable;

class Rectangle implements Serializable {
    private float x1;
    private float y1;
    private float x2;
    private float y2;

    public Rectangle(float x1,
                     float y1,
                     float x2,
                     float y2) {
        if (x1 > x2) {
            throw new IllegalArgumentException();
        }
        if (y1 > y2) {
            throw new IllegalArgumentException();
        }
        this.x1 = x1;
        this.y1 = y1;
        this.x2 = x2;
        this.y2 = y2;
    }

    public float getX1() {
        return x1;
    }

    public float getY1() {
        return y1;
    }

    public float getX2() {
        return x2;
    }

    public float getY2() {
        return y2;
    }

    public float getWidth() {
        return x2 - x1;
    }

    public float getHeight() {
        return y2 - y1;
    }

    public float getArea() {
        return getWidth() * getHeight();
    }
}