/*

 * Copyright 2011 Steven Gribble

 *

 *  This file is the solution to an exercise problem posed during

 *  one of the UW CSE 333 lectures (333exercises).

 *

 *  333exercises 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.

 *

 *  333exercises 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 333exercises.  If not, see <http://www.gnu.org/licenses/>.

 */



// lec 10 exercise 2



#include <iostream>

#include "ThreeDBox.h"



using namespace std;



// Copy constructor.

ThreeDBox::ThreeDBox(const ThreeDBox &bx) {

  a_ = bx.a_;

  b_ = bx.b_;

}



// Volume.

double ThreeDBox::Volume() const {

  double vol = 0.0;



  vol = b_.get_x() - a_.get_x();

  vol *= (b_.get_y() - a_.get_y());

  vol *= (b_.get_z() - a_.get_z());

  return vol;

}



// Test inside.

bool ThreeDBox::IsInside(const ThreeDBox &bx) const {

  if ((bx.a_.get_x() > a_.get_x()) ||

      (bx.b_.get_x() < b_.get_x()))

    return false;

  if ((bx.a_.get_y() > a_.get_y()) ||

      (bx.b_.get_y() < b_.get_y()))

    return false;

  if ((bx.a_.get_z() > a_.get_z()) ||

      (bx.b_.get_z() < b_.get_z()))

    return false;



  return true;

}



// Assignment operator.

ThreeDBox &ThreeDBox::operator=(const ThreeDBox &pt) {

  if (this != &pt) {

    a_ = pt.a_;

    b_ = pt.b_;

  }

  return *this;

}



// Override "<<" for std::ostream.

ostream &operator<<(ostream &out, const ThreeDBox &pt) {

  out << "[ " << pt.a_ << " -- " << pt.b_ << " ]";

  return out;

}