/*

 * 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



#ifndef _THREEDBOX_H_

#define _THREEDBOX_H_



#include <iostream>

#include "ThreeDPoint.h"



using namespace std;



// A "ThreeDBox" is a class representing a three-dimensional box

// aligned with the axis with right angles.  Internally, we

// represent a ThreeDBox with two ThreeDPoint objects: a and b,

// where a.x_ <= b.x_, a.y_ <= b.y_, a.z_ <= b.z_.

class ThreeDBox {

 public:

  // Constructors; use initialization lists to initialize.

  ThreeDBox() : a_(), b_() {}

  ThreeDBox(const ThreeDPoint &a, const ThreeDPoint &b)

    : a_(a), b_(b) { }



  // Copy constructor.

  ThreeDBox(const ThreeDBox &bx);



  // Accessors (inlined).

  ThreeDPoint get_a() const { return a_; }

  ThreeDPoint get_b() const { return b_; }



  // Volume.

  double Volume() const;



  // Tests if self is inside bx.

  bool IsInside(const ThreeDBox &bx) const;



  // Assignment operator.

  ThreeDBox &operator=(const ThreeDBox &pt);



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

  friend ostream &operator<<(ostream &out, const ThreeDBox &pt);



 private:

  ThreeDPoint a_, b_;

};



#endif  // _THREEDBOX_H_