PackedStrings.h

/*
╔══════════════════════════════════════════════════════════════════════════════╗
║                       SIMPLY POWERFUL TOOLKIT (SPTK)                         ║
╟──────────────────────────────────────────────────────────────────────────────╢
║  copyright            © 1999-2022 Alexey Parshin. All rights reserved.       ║
║  email                alexeyp@gmail.com                                      ║
╚══════════════════════════════════════════════════════════════════════════════╝
┌──────────────────────────────────────────────────────────────────────────────┐
│   This library is free software; you can redistribute it and/or modify it    │
│   under the terms of the GNU Library General Public License as published by  │
│   the Free Software Foundation; either version 2 of the License, or (at your │
│   option) any later version.                                                 │
│                                                                              │
│   This library 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 Library   │
│   General Public License for more details.                                   │
│                                                                              │
│   You should have received a copy of the GNU Library General Public License  │
│   along with this library; if not, write to the Free Software Foundation,    │
│   Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.               │
│                                                                              │
│   Please report all bugs and problems to alexeyp@gmail.com.                  │
└──────────────────────────────────────────────────────────────────────────────┘
*/
 
#pragma once
 
#include <sptk5/FieldList.h>
#include <sptk5/Strings.h>
 
namespace sptk {
 
using pchar = char*;
 
using cpchar = const char*;
 
 
class SP_EXPORT CPackedStrings
{
    uint16_t m_size;
 
    void* m_buffer;
 
    void* m_data;
 
 
public:
    CPackedStrings(int cnt, const char* strings[]);
 
    CPackedStrings(FieldList& fields, int keyField);
 
    explicit CPackedStrings(const Strings& strings);
 
    CPackedStrings(const CPackedStrings& other) = delete;
 
    ~CPackedStrings();
 
    uint16_t size() const
    {
        return *(uint16_t*) m_buffer;
    }
 
    const char* operator[](uint16_t index) const;
 
    CPackedStrings& operator=(const CPackedStrings&);
 
    CPackedStrings& operator=(const Strings&);
 
    void user_data(void* d)
    {
        m_data = d;
    }
 
    void* user_data() const
    {
        return m_data;
    }
 
    void argument(int32_t arg)
    {
        m_data = (void*) (uint64_t) arg;
    }
 
    int32_t argument() const
    {
        return (int32_t) (uint64_t) m_data;
    }
 
    unsigned char height;
 
    unsigned char flags;
};
} // namespace sptk