chaincode.h

/*
 * This file is part of libCP
 * FILE:                chaincode.h
 * AUTHOR:              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 LICENSE.  If not, write to
 * the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
 * Boston, MA 02111-1307, USA.
 */

#ifndef _LIBCP_CHAINCODE_H_
#define _LIBCP_CHAINCODE_H_

#include <cstring>
#include <vector>

using namespace std;

#include "globals.h"
#include "dataobject.h"

namespace LIBCP{

static const int RIGHT = 0;
static const int UP = 1;
static const int LEFT = 2;
static const int DOWN = 3;

static const int FOREGROUND = G-1;
static const int BACKGROUND = 0;
static const int SEEN = 100;

struct  ChainCodeImage{
    int x;
    int y;
    int width;
    int height;
    int minX;
    int minY;
    int maxX;
    int maxY;
    int originX;
    int originY;
    int perimeter;
    vector<int> *chain;
};


class ChainCode : public DataObject
{
public:
    ~ChainCode();
    void addChainCodeImage(vector<int> *chain,
                           const int  x, const int y,
                           const int xMin, const int yMin,
                           const int xMax, const int yMax);
    vector<ChainCodeImage*>* getChainCodeImages();
    ChainCodeImage* getMajor();
    static ChainCode* createChainCode();


private:
    ChainCode();
    vector<ChainCodeImage*> *m_chainCodeImages;

};//end of class chaincode definition

} //end of namespace LIBCP

#endif /* _LIBCP_CHAINCODE_H_ */

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