/*

 * HEIF codec.

 * Copyright (c) 2017 Dirk Farin <dirk.farin@gmail.com>

 *

 * This file is part of libheif.

 *

 * libheif is free software: you can redistribute it and/or modify

 * it under the terms of the GNU Lesser General Public License as

 * published by the Free Software Foundation, either version 3 of

 * the License, or (at your option) any later version.

 *

 * libheif 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 Lesser General Public License for more details.

 *

 * You should have received a copy of the GNU Lesser General Public License

 * along with libheif.  If not, see <http://www.gnu.org/licenses/>.

 */

#ifndef LIBHEIF_LOGGING_H

#define LIBHEIF_LOGGING_H

#include <cinttypes>

#include <cstddef>

#include <vector>

#include <string>

#include <memory>

#include <limits>

#include <istream>

class Indent

{

public:

  Indent() = default;

  int get_indent() const { return m_indent; }

  void operator++(int) { m_indent++; }

  void operator--(int)

  {

    m_indent--;

    if (m_indent < 0) m_indent = 0;

  }

  std::string get_string() const;

private:

  int m_indent = 0;

};

inline std::ostream& operator<<(std::ostream& ostr, const Indent& indent)

{

  ostr << indent.get_string();

  return ostr;

}

std::string write_raw_data_as_hex(const uint8_t* data, size_t len,

                                  const std::string& firstLineIndent,

                                  const std::string& remainingLinesIndent);

#endif