compleximage.h

/*
 * This file is part of libCP
 * FILE:                compleximage.h
 * AUTHOR:              Harald Studer <hs@lexip.ch>
 *
 *
 * Copyright (c) 2004, The libCP project
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your opinion) 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; see the file LICENSE.  If not, write to
 * the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
 * Boston, MA 02111-1307, USA.
 */

#ifndef _LIBCP_COMPLEXIMAGE_H_
#define _LIBCP_COMPLEXIMAGE_H_

#include <complex>
#include "image.h"

using std::complex;
typedef std::complex<double> Complex;

namespace LIBCP{

class ComplexImage: public BaseImage
{
public:
    ~ComplexImage();
    static ComplexImage* createComplexImage( Image* src );
    static ComplexImage* createComplexImage( int width, int height, int type );
    int convertToImage( Image* dst );
    bool in( int x, int y ) { return ( x >= 0 && x < width()
                                       && y >= 0 && y < height() ); };
    Complex& number( int x, int y ) { if( in( x, y ) )
            return ( m_numbers[y] )[x]; };
    void flip();
    void lock() {};
    void unlock() {};
    //int width() { return m_width; };
    //int height() { return m_height; };
    Complex* getRow( int y ) { return m_numbers[y]; };
    ComplexImage& operator=( ComplexImage& i );
    ComplexImage& operator*=( ComplexImage& i );
    bool isShifted() { return m_shifted; };
    void shifted( bool shift ) { m_shifted = shift; };

private:
    ComplexImage( Complex** numbers, int widht, int height, int type );
    ComplexImage( int widht, int height, int type );

    void newNumbers();
    void deleteNumbers();

    Complex** m_numbers;
    bool m_shifted;
    //int m_width;
    //int m_height;

};//end of class ComplexImage definition

ComplexImage& operator*( ComplexImage& a, ComplexImage& b );

} //end of namespace LIBCP
#endif /* _LIBCP_COMPLEXIMAGE_H_ */

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