gvector.h

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// -*- C++ -*-
//
// This file is part of libgvectors.
// libgvectors is a C++ library intended for visualizing mathematical vectors.
// Copyright (C) 2007  Rafael Ostertag
//
// 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 2
// 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, write to the Free Software
// Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301,
// USA.
//
// $Id: gvector_8h-source.html,v 1.1 2007-09-08 19:02:34 rafi Exp $
//
// File:   gvector.h
// Author: Rafael Ostertag
//
// Created on March 10, 2007, 3:35 PM
//


#ifndef _gvector_H
#define _gvector_H

#include <gvenums.h>
#include <coordinates.h>

namespace GVectors {
    
    class GVector : public Coordinates {
    protected:
        double z_ord;
        
    public:
        GVector();
        GVector(double x, double y, double z);
        virtual ~GVector();
        GVector(const GVector &v);
        
        void setZ(double z);
        void Z(double z);
        void set(double x, double y, double z);
        
        double getZ() const;
        double Z() const;
        void get(double &x, double &y, double &z) const;
        
        bool iszero() const;
        
        double abs() const;
        const GVector cross(const GVector &v) const;
        const double angle(const GVector &v, Angle_Type at) const;
        const GVector connecting(const GVector &v) const;
        const GVector middle(const GVector &v) const;
        void invert();
        
        virtual void print() const;
        
        const GVector& operator=(const GVector &v);
        
        GVector operator+(const GVector &v) const;
        GVector operator-(const GVector &v) const;
        
        double operator*(const GVector &v) const;
        GVector operator*(const double &d) const;
        
        GVector operator/(const double &d) const;
        
        const GVector& operator+=(const GVector &v);
        const GVector& operator-=(const GVector &v);
        const GVector& operator*=(double d);
    };

    typedef GVector* gv_ptr_t;
    typedef GVector& gv_ref_t;

    typedef const GVector* const_gv_ptr_t;

    typedef const GVector& const_gv_ref_t;
}

#endif  /* _Gvector_H */

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