exiv2/src/tifffwd_int.hpp

// SPDX-License-Identifier: GPL-2.0-or-later

#ifndef TIFFFWD_INT_HPP_
#define TIFFFWD_INT_HPP_

// *****************************************************************************
// included header files
#include "types.hpp"
#include "tags_int.hpp"

// + standard includes
#include <stack>

// *****************************************************************************
// Exiv2 namespace extensions
namespace Exiv2 {

    class Exifdatum;

    namespace Internal {

    class TiffHeaderBase;
    class TiffComponent;
    class TiffEntryBase;
    class TiffEntry;
    class TiffDataEntry;
    class TiffSizeEntry;
    class TiffDirectory;
    class TiffSubIfd;
    class TiffMnEntry;
    class TiffBinaryArray;
    class TiffBinaryElement;

    class TiffIfdMakernote;
    class MnHeader;

    class TiffVisitor;
    class TiffFinder;
    class TiffDecoder;
    class TiffEncoder;
    class TiffReader;

    class TiffRwState;
    class TiffPathItem;
    struct TiffMappingInfo;

    class IoWrapper;
    class OffsetWriter;

// *****************************************************************************
// type definitions

    /*!
      @brief Function pointer type for a TiffDecoder member function
             to decode a TIFF component.
     */
    using DecoderFct = void (TiffDecoder::*)(const TiffEntryBase*);
    /*!
      @brief Function pointer type for a TiffDecoder member function
             to decode a TIFF component.
     */
    using EncoderFct = void (TiffEncoder::*)(TiffEntryBase*, const Exifdatum*);
    /*!
      @brief Type for a function pointer for a function to decode a TIFF component.
     */
    using FindDecoderFct = DecoderFct (*)(const std::string& make, uint32_t extendedTag, IfdId group);
    /*!
      @brief Type for a function pointer for a function to encode a TIFF component.
     */
    using FindEncoderFct = EncoderFct (*)(const std::string& make, uint32_t extendedTag, IfdId group);
    /*!
      @brief Type for a function pointer for a function to create a TIFF component.
             Use TiffComponent::UniquePtr, it is not used in this declaration only
             to reduce dependencies.
     */
    using NewTiffCompFct = std::unique_ptr<TiffComponent> (*)(uint16_t tag, IfdId group);

    //! Stack to hold a path from the TIFF root element to a TIFF entry
    using TiffPath = std::stack<TiffPathItem>;

    //! Type for a list of primary image groups
    using PrimaryGroups = std::vector<IfdId>;
}}                                      // namespace Internal, Exiv2

#endif                                  // #ifndef TIFFFWD_INT_HPP_