image.h

/*
 * This file is part of libCP
 * FILE:                image.h
 * AUTHOR:              Harald Studer <hs@lexip.ch>
 *                      Mathias Herzog <mathu@gmx.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 COPYING.  If not, write to
 * the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
 * Boston, MA 02111-1307, USA.
 */

#ifndef _LIBCP_IMAGE_H_
#define _LIBCP_IMAGE_H_

#include <cstdlib>
#include <iostream>

using namespace std;

#include "globals.h"
#include "baseimage.h"

namespace LIBCP{


struct Color{
    Uint8 red;
    Uint8 green;
    Uint8 blue;
};

class Image : public BaseImage
{
public:
    ~Image();
    //static Image* createImage( char* file, int format );
    static Image* createImage( int width, int height, int type );
    static Image* createImage( void* buffer, int width,
                               int height, int type );
    Uint8* pixel( int x, int y );
    //int width();
    //int height();
    void lock();
    void unlock();
    int depth();
    int pitch();
    //int type();
    bool isValidPixel(int x, int y);
    //void saveToFile( char* filename, int format );
    void setBuffer( void* buffer );
    Image& operator=( Image& i );
    void* getBuffer();

private:
    Image( void* buffer, int width, int height, int depth, int pitch, int type );
    void* m_buffer;
    //int m_width, m_height;
    int m_depth; //byte per pixel: 1, 3, 4
    int m_pitch; //lenght of a image scanline in byte
    //int m_type; //type of the image: COLOR32, COLOR24, GRAY, BINARY

};//end of class Image definition

}
#endif /* _LIBCP_IMAGE_H_ */

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