gnc-tokenizer-fw.hpp

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/********************************************************************\
 * gnc-tokenizer-fw.hpp - takes a file and converts it into a       *
 *                        two-dimensional vector of strings (table) *
 *                        splitting the contents on fixed width     *
 *                        positions                                 *
 *                                                                  *
 * 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, contact:                        *
 *                                                                  *
 * Free Software Foundation           Voice:  +1-617-542-5942       *
 * 51 Franklin Street, Fifth Floor    Fax:    +1-617-542-2652       *
 * Boston, MA  02110-1301,  USA       gnu@gnu.org                   *
\********************************************************************/

#ifndef GNC_FW_TOKENIZER_HPP
#define GNC_FW_TOKENIZER_HPP

#include <config.h>

#include <iostream>
#include <fstream>      // fstream
#include <vector>
#include <string>
#include <cstdint>
#include "gnc-tokenizer.hpp"

class GncFwTokenizer : public GncTokenizer
{
public:
    GncFwTokenizer() = default;                                 // default constructor
    GncFwTokenizer(const GncFwTokenizer&) = default;            // copy constructor
    GncFwTokenizer& operator=(const GncFwTokenizer&) = default; // copy assignment
    GncFwTokenizer(GncFwTokenizer&&) = default;                 // move constructor
    GncFwTokenizer& operator=(GncFwTokenizer&&) = default;      // move assignment
    ~GncFwTokenizer() = default;                                // destructor

    void columns(const std::vector<uint32_t>& cols = std::vector<uint32_t>());
    std::vector<uint32_t> get_columns();
    uint32_t get_column (uint32_t num);

    // Column manipulators
    bool col_can_delete (uint32_t col_num);
    void col_delete (uint32_t col_num);
    bool col_can_narrow (uint32_t col_num);
    void col_narrow (uint32_t col_num);
    bool col_can_widen (uint32_t col_num);
    void col_widen (uint32_t col_num);
    bool col_can_split (uint32_t col_num, uint32_t position);
    void col_split (uint32_t col_num, uint32_t position);

    void load_file (const std::string& path) override;
    int  tokenize() override;


private:
    std::vector<uint32_t> m_col_vec;
    uint32_t m_longest_line = 0;
};

#endif