icomplex.h

// This software is distributed as part of the Improla library. 
// Improla is a GUI framework for image processing.
// 
// Copyright (c) 2004, B. R. Siva Chandra, India
//
// 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., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
//
// In case you would like to contact the author, use the following e-mail
// address: sivachandra_br@yahoo.com

#ifndef __IMPROLA_COMPLEX_H__
#define __IMPROLA_COMPLEX_H__

#include <cmath>

namespace mutk
{ // Start of namespace brace.
    
class Complex
{

friend Complex operator+(Complex c1, Complex c2);

friend Complex operator+(Complex c, double r);

friend Complex operator+(double r, Complex c);

friend Complex operator-(Complex c1, Complex c2);

friend Complex operator-(Complex c, double r);

friend Complex operator-(double r, Complex c);

friend Complex operator*(Complex c1, Complex c2);

friend Complex operator*(Complex c, double r);

friend Complex operator*(double r, Complex c);

friend Complex operator/(Complex c, double r);

friend Complex operator/(Complex c1, Complex c2);

public:
    Complex(void); 
    
    Complex(double r);
    
    Complex(double r, double i);
    
    double abs(void); // Returns the absolute value.
    
    double arg(void); 
    
    double real;
    
    double imag;
};      

} // End of namespace brace.

#endif // __IMPROLA_COMPLEX_H__

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