# Generated by ffi_gen. Please do not change this file by hand.

require 'ffi'

module Libxlsxwriter
  extend FFI::Library

  LIB_FILENAME = if RUBY_PLATFORM =~ /darwin/
    "libxlsxwriter.dylib"
  else
    "libxlsxwriter.so"
  end

  ffi_lib File.expand_path("./../../../libxlsxwriter/lib/#{LIB_FILENAME}", __FILE__)

  def self.attach_function(name, *_)
    begin; super; rescue FFI::NotFoundError => e
      (class << self; self; end).class_eval { define_method(name) { |*_| raise e } }
    end
  end
  
  def qmd_trace_elem(elem)
    
  end
  
  def qmd_trace_head(head)
    
  end
  
  def qmd_savelink(name, link)
    
  end
  
  def trashit(x)
    
  end
  
  def qmd_list_check_head(head, field)
    
  end
  
  def qmd_list_check_next(elm, field)
    
  end
  
  def qmd_list_check_prev(elm, field)
    
  end
  
  def qmd_tailq_check_head(head, field)
    
  end
  
  def qmd_tailq_check_tail(head, headname)
    
  end
  
  def qmd_tailq_check_next(elm, field)
    
  end
  
  def qmd_tailq_check_prev(elm, field)
    
  end
  
  SPLAY_NEGINF = -1
  
  SPLAY_INF = 1
  
  RB_BLACK = 0
  
  RB_RED = 1
  
  def rb_prototype(name, type, field, cmp)
    rb_prototype_internal(name, type, field, cmp, )
  end
  
  def rb_generate(name, type, field, cmp)
    rb_generate_internal(name, type, field, cmp, )
  end
  
  def rb_generate_internal(name, type, field, cmp, attr)
    rb_generate_insert_color(name, type, field, attr)
    rb_generate_remove_color(name, type, field, attr)
    rb_generate_insert(name, type, field, cmp, attr)
    rb_generate_remove(name, type, field, attr)
    rb_generate_find(name, type, field, cmp, attr)
    rb_generate_nfind(name, type, field, cmp, attr)
    rb_generate_next(name, type, field, attr)
    rb_generate_prev(name, type, field, attr)
    rb_generate_minmax(name, type, field, attr)
  end
  
  RB_NEGINF = -1
  
  RB_INF = 1
  
  SHEETNAME_MAX = 31
  
  MAX_COL_NAME_LENGTH = "$XFD".length
  
  MAX_ROW_NAME_LENGTH = "$1048576".length
  
  MAX_CELL_NAME_LENGTH = "$XFWD$1048576".length
  
  DATETIME_LENGTH = "2016-12-12T23:00:00Z".length
  
  EPOCH_1900 = 0
  
  EPOCH_1904 = 1
  
  UINT32_T_LENGTH = "4294967296".length
  
  FILENAME_LENGTH = 128
  
  IGNORE = 1
  
  SCHEMA_MS = "http://schemas.microsoft.com/office/2006/relationships"
  
  SCHEMA_ROOT = "http://schemas.openxmlformats.org"
  

  PORTRAIT = 1
  LANDSCAPE = 0

  def error(message)
    fprintf(STDERR, "[ERROR][%s:%d]: \"message\"\n", FILE, LINE)
  end
  
  def mem_error()
    error("Memory allocation failed.")
  end
  
  def warn(message)
    fprintf(STDERR, "[WARNING]: \"message\"\n")
  end
  
  def warn_format(message)
    fprintf(STDERR, "[WARNING]: \"message\"\n")
  end
  
  def warn_format1(message, var)
    fprintf(STDERR, "[WARNING]: \"message\"\n", var)
  end
  
  def warn_format2(message, var1, var2)
    fprintf(STDERR, "[WARNING]: \"message\"\n", var1, var2)
  end
  
  FORMAT_FIELD_LEN = 128
  
  DEFAULT_FONT_NAME = "Calibri"
  
  DEFAULT_FONT_FAMILY = 2
  
  DEFAULT_FONT_THEME = 1
  
  PROPERTY_UNSET = -1
  
  COLOR_UNSET = -1
  
  COLOR_MASK = 0xFFFFFF
  
  MIN_FONT_SIZE = 1
  
  MAX_FONT_SIZE = 409
  
  CHART_NUM_FORMAT_LEN = 128
  
  CHART_DEFAULT_GAP = 501
  
  def cell(cell)
    return name_to_row(cell), name_to_col(cell)
  end
  
  def cols(cols)
    return name_to_col(cols), name_to_col_2(cols)
  end
  
  def range(range)
    return name_to_row(range), name_to_col(range), name_to_row_2(range), name_to_col_2(range)
  end
  
  ROW_MAX = 1048576
  
  COL_MAX = 16384
  
  COL_META_MAX = 128
  
  HEADER_FOOTER_MAX = 255
  
  MAX_NUMBER_URLS = 65530
  
  PANE_NAME_LENGTH = 12
  
  BREAKS_MAX = 1023
  
  DEFINED_NAME_LENGTH = 128
  
  APP_PACKAGE = "application/vnd.openxmlformats-package."
  
  APP_DOCUMENT = "application/vnd.openxmlformats-officedocument."
  
  MAXU32 = 0xffffffff
  
  ZLIB_FILEFUNC_SEEK_CUR = 1
  
  ZLIB_FILEFUNC_SEEK_END = 2
  
  ZLIB_FILEFUNC_SEEK_SET = 0
  
  ZLIB_FILEFUNC_MODE_READ = 1
  
  ZLIB_FILEFUNC_MODE_WRITE = 2
  
  ZLIB_FILEFUNC_MODE_READWRITEFILTER = 3
  
  ZLIB_FILEFUNC_MODE_EXISTING = 4
  
  ZLIB_FILEFUNC_MODE_CREATE = 8
  
  Z_BZIP2ED = 12
  
  ZIP_OK = 0
  
  ZIP_EOF = 0
  
  def zip_errno(_Z_ERRNO)
    
  end
  
  ZIP_PARAMERROR = (-102)
  
  ZIP_BADZIPFILE = (-103)
  
  ZIP_INTERNALERROR = (-104)
  
  DEF_MEM_LEVEL = 8
  
  APPEND_STATUS_CREATE = 0
  
  APPEND_STATUS_CREATEAFTER = 1
  
  APPEND_STATUS_ADDINZIP = 2
  
  ZIP_BUFFER_SIZE = 16384
  
  TMPFILE_KEEP = 1
  
  MAX_ATTRIBUTE_LENGTH = 256
  
  ATTR_32 = 32
  
  VERSION = "0.6.9"
  
  # <em>This entry is only for documentation and no real method. The FFI::Enum can be accessed via #enum_type(:boolean).</em>
  # 
  # === Options:
  # :false_ ::
  #   False value.
  # :true_ ::
  #   True value.
  # 
  # @method _enum_boolean_
  # @return [Symbol]
  # @scope class
  enum :boolean, [
    :false_, 0,
    :true_, 1
  ]
  
  # <em>This entry is only for documentation and no real method. The FFI::Enum can be accessed via #enum_type(:error).</em>
  # 
  # === Options:
  # :no_error ::
  #   No error.
  # :error_memory_malloc_failed ::
  #   Memory error, failed to malloc() required memory.
  # :error_creating_xlsx_file ::
  #   Error creating output xlsx file. Usually a permissions error.
  # :error_creating_tmpfile ::
  #   Error encountered when creating a tmpfile during file assembly.
  # :error_zip_file_operation ::
  #   Zlib error with a file operation while creating xlsx file.
  # :error_zip_file_add ::
  #   Zlib error when adding sub file to xlsx file.
  # :error_zip_close ::
  #   Zlib error when closing xlsx file.
  # :error_null_parameter_ignored ::
  #   NULL function parameter ignored.
  # :error_parameter_validation ::
  #   Function parameter validation error.
  # :error_sheetname_length_exceeded ::
  #   Worksheet name exceeds Excel's limit of 31 characters.
  # :error_invalid_sheetname_character ::
  #   Worksheet name contains invalid Excel character: '():*?/\\'
  # :error_sheetname_already_used ::
  #   Worksheet name is already in use.
  # :error_128_string_length_exceeded ::
  #   Parameter exceeds Excel's limit of 128 characters.
  # :error_255_string_length_exceeded ::
  #   Parameter exceeds Excel's limit of 255 characters.
  # :error_max_string_length_exceeded ::
  #   String exceeds Excel's limit of 32,767 characters.
  # :error_shared_string_index_not_found ::
  #   Error finding internal string index.
  # :error_worksheet_index_out_of_range ::
  #   Worksheet row or column index out of range.
  # :error_worksheet_max_number_urls_exceeded ::
  #   Maximum number of worksheet URLs (65530) exceeded.
  # :error_image_dimensions ::
  #   Couldn't read image dimensions or DPI.
  # :max_errno ::
  #   
  # 
  # @method _enum_error_
  # @return [Symbol]
  # @scope class
  enum :error, [
    :no_error, 0,
    :error_memory_malloc_failed, 1,
    :error_creating_xlsx_file, 2,
    :error_creating_tmpfile, 3,
    :error_reading_tmpfile, 4,
    :error_zip_file_operation, 5,
    :error_zip_parameter_error, 6,
    :error_zip_bad_zip_file, 7,
    :error_zip_internal_error, 8,
    :error_zip_file_add, 9,
    :error_zip_close, 10,
    :error_null_parameter_ignored, 11,
    :error_parameter_validation, 12,
    :error_sheetname_length_exceeded, 13,
    :error_invalid_sheetname_character, 14,
    :error_sheetname_start_end_apostrophe, 15,
    :error_sheetname_already_used, 16,
    :error_sheetname_reserved, 17,
    :error_32_string_length_exceeded, 18,
    :error_128_string_length_exceeded, 19,
    :error_255_string_length_exceeded, 20,
    :error_max_string_length_exceeded, 21,
    :error_shared_string_index_not_found, 22,
    :error_worksheet_index_out_of_range, 23,
    :error_worksheet_max_number_urls_exceeded, 24,
    :error_image_dimensions, 25,
    :max_errno, 26
  ]

  # = Fields:
  # :year ::
  #   (Integer) Year     : 1900 - 9999
  # :month ::
  #   (Integer) Month    : 1 - 12
  # :day ::
  #   (Integer) Day      : 1 - 31
  # :hour ::
  #   (Integer) Hour     : 0 - 23
  # :min ::
  #   (Integer) Minute   : 0 - 59
  # :sec ::
  #   (Float) Seconds  : 0 - 59.999
  module DatetimeWrappers
    # @param [Integer] date_1904 
    # @return [Float] 
    def to_excel_date(date_1904)
      Libxlsxwriter.datetime_to_excel_date(self, date_1904)
    end
  end
  
  class Datetime < FFI::Struct
    include DatetimeWrappers
    layout :year, :int,
           :month, :int,
           :day, :int,
           :hour, :int,
           :min, :int,
           :sec, :double
  end
  
  # <em>This entry is only for documentation and no real method. The FFI::Enum can be accessed via #enum_type(:custom_property_types).</em>
  # 
  # === Options:
  # :none ::
  #   
  # :string ::
  #   
  # :double ::
  #   
  # :integer ::
  #   
  # :boolean ::
  #   
  # :datetime ::
  #   
  # 
  # @method _enum_custom_property_types_
  # @return [Symbol]
  # @scope class
  enum :custom_property_types, [
    :none, 0,
    :string, 1,
    :double, 2,
    :integer, 3,
    :boolean, 4,
    :datetime, 5
  ]
  
  # = Fields:
  # :stqh_first ::
  #   (FFI::Pointer(*Format)) 
  # :stqh_last ::
  #   (FFI::Pointer(**Format)) 
  class Formats < FFI::Struct
    layout :stqh_first, :pointer,
           :stqh_last, :pointer
  end
  
  # = Fields:
  # :stqh_first ::
  #   (FFI::Pointer(*Tuple)) 
  # :stqh_last ::
  #   (FFI::Pointer(**Tuple)) 
  class Tuples < FFI::Struct
    layout :stqh_first, :pointer,
           :stqh_last, :pointer
  end
  
  # = Fields:
  # :stqh_first ::
  #   (FFI::Pointer(*CustomProperty)) 
  # :stqh_last ::
  #   (FFI::Pointer(**CustomProperty)) 
  class CustomProperties < FFI::Struct
    layout :stqh_first, :pointer,
           :stqh_last, :pointer
  end
  
  # = Fields:
  # :stqe_next ::
  #   (FFI::Pointer(*Tuple)) 
  class TupleListPointers < FFI::Struct
    layout :stqe_next, :pointer
  end
  
  # = Fields:
  # :key ::
  #   (String) 
  # :value ::
  #   (String) 
  # :list_pointers ::
  #   (TupleListPointers) 
  class Tuple < FFI::Struct
    layout :key, :string,
           :value, :string,
           :list_pointers, TupleListPointers.by_value
  end
  
  # = Fields:
  # :string ::
  #   (String) 
  # :number ::
  #   (Float) 
  # :integer ::
  #   (Integer) 
  # :boolean ::
  #   (Integer) 
  # :datetime ::
  #   (Datetime) 
  class CustomPropertyU < FFI::Union
    layout :string, :string,
           :number, :double,
           :integer, :int,
           :boolean, :uchar,
           :datetime, Datetime.by_value
  end
  
  # = Fields:
  # :stqe_next ::
  #   (FFI::Pointer(*CustomProperty)) 
  class CustomPropertyListPointers < FFI::Struct
    layout :stqe_next, :pointer
  end
  
  # = Fields:
  # :type ::
  #   (Symbol from _enum_custom_property_types_) 
  # :name ::
  #   (String) 
  # :u ::
  #   (CustomPropertyU) 
  # :list_pointers ::
  #   (CustomPropertyListPointers) 
  class CustomProperty < FFI::Struct
    layout :type, :custom_property_types,
           :name, :string,
           :u, CustomPropertyU.by_value,
           :list_pointers, CustomPropertyListPointers.by_value
  end
  
  # = Fields:
  # :rbh_root ::
  #   (FFI::Pointer(*SstElement)) 
  class SstRbTree < FFI::Struct
    layout :rbh_root, :pointer
  end
  
  # = Fields:
  # :stqh_first ::
  #   (FFI::Pointer(*SstElement)) 
  # :stqh_last ::
  #   (FFI::Pointer(**SstElement)) 
  class SstOrderList < FFI::Struct
    layout :stqh_first, :pointer,
           :stqh_last, :pointer
  end
  
  # = Fields:
  # :stqe_next ::
  #   (FFI::Pointer(*SstElement)) 
  class SstElementSstOrderPointers < FFI::Struct
    layout :stqe_next, :pointer
  end
  
  # = Fields:
  # :rbe_left ::
  #   (FFI::Pointer(*SstElement)) 
  # :rbe_right ::
  #   (FFI::Pointer(*SstElement)) 
  # :rbe_parent ::
  #   (FFI::Pointer(*SstElement)) 
  # :rbe_color ::
  #   (Integer) 
  class SstElementSstTreePointers < FFI::Struct
    layout :rbe_left, :pointer,
           :rbe_right, :pointer,
           :rbe_parent, :pointer,
           :rbe_color, :int
  end
  
  # = Fields:
  # :index ::
  #   (Integer) 
  # :string ::
  #   (String) 
  # :sst_order_pointers ::
  #   (SstElementSstOrderPointers) 
  # :sst_tree_pointers ::
  #   (SstElementSstTreePointers) 
  class SstElement < FFI::Struct
    layout :index, :uint,
           :string, :string,
           :sst_order_pointers, SstElementSstOrderPointers.by_value,
           :sst_tree_pointers, SstElementSstTreePointers.by_value
  end
  
  # = Fields:
  # :file ::
  #   (FFI::Pointer(*FILE)) 
  # :string_count ::
  #   (Integer) 
  # :unique_count ::
  #   (Integer) 
  # :order_list ::
  #   (SstOrderList) 
  # :rb_tree ::
  #   (SstRbTree) 
  module SstWrappers
    # @return [nil] 
    def free()
      Libxlsxwriter.sst_free(self)
    end
    
    # @return [nil] 
    def assemble_xml_file()
      Libxlsxwriter.sst_assemble_xml_file(self)
    end
  end
  
  class Sst < FFI::Struct
    include SstWrappers
    layout :file, :pointer,
           :string_count, :uint,
           :unique_count, :uint,
           :order_list, SstOrderList,
           :rb_tree, SstRbTree
  end
  
  # @method sst_new()
  # @return [Sst] 
  # @scope class
  attach_function :sst_new, :lxw_sst_new, [], Sst
  
  # @method sst_free(sst)
  # @param [Sst] sst 
  # @return [nil] 
  # @scope class
  attach_function :sst_free, :lxw_sst_free, [Sst], :void
  
  # @method get_sst_index(sst, string)
  # @param [Sst] sst 
  # @param [String] string 
  # @return [SstElement] 
  # @scope class
  attach_function :get_sst_index, :lxw_get_sst_index, [Sst, :string], SstElement
  
  # @method sst_assemble_xml_file(self_)
  # @param [Sst] self_ 
  # @return [nil] 
  # @scope class
  attach_function :sst_assemble_xml_file, :lxw_sst_assemble_xml_file, [Sst], :void
  
  # = Fields:
  # :stqh_first ::
  #   (FFI::Pointer(*HashElement)) 
  # :stqh_last ::
  #   (FFI::Pointer(**HashElement)) 
  class HashOrderList < FFI::Struct
    layout :stqh_first, :pointer,
           :stqh_last, :pointer
  end
  
  # = Fields:
  # :slh_first ::
  #   (FFI::Pointer(*HashElement)) 
  class HashBucketList < FFI::Struct
    layout :slh_first, :pointer
  end
  
  # = Fields:
  # :num_buckets ::
  #   (Integer) 
  # :used_buckets ::
  #   (Integer) 
  # :unique_count ::
  #   (Integer) 
  # :free_key ::
  #   (Integer) 
  # :free_value ::
  #   (Integer) 
  # :order_list ::
  #   (HashOrderList) 
  # :buckets ::
  #   (FFI::Pointer(**HashBucketList)) 
  class HashTable < FFI::Struct
    layout :num_buckets, :uint,
           :used_buckets, :uint,
           :unique_count, :uint,
           :free_key, :uchar,
           :free_value, :uchar,
           :order_list, HashOrderList,
           :buckets, :pointer
  end
  
  # = Fields:
  # :stqe_next ::
  #   (FFI::Pointer(*HashElement)) 
  class HashElementHashOrderPointers < FFI::Struct
    layout :stqe_next, :pointer
  end
  
  # = Fields:
  # :sle_next ::
  #   (FFI::Pointer(*HashElement)) 
  class HashElementHashListPointers < FFI::Struct
    layout :sle_next, :pointer
  end
  
  # = Fields:
  # :key ::
  #   (FFI::Pointer(*Void)) 
  # :value ::
  #   (FFI::Pointer(*Void)) 
  # :hash_order_pointers ::
  #   (HashElementHashOrderPointers) 
  # :hash_list_pointers ::
  #   (HashElementHashListPointers) 
  class HashElement < FFI::Struct
    layout :key, :pointer,
           :value, :pointer,
           :hash_order_pointers, HashElementHashOrderPointers.by_value,
           :hash_list_pointers, HashElementHashListPointers.by_value
  end
  
  # @method hash_key_exists(hash, key, key_len)
  # @param [HashTable] hash 
  # @param [FFI::Pointer(*Void)] key 
  # @param [Integer] key_len 
  # @return [HashElement] 
  # @scope class
  attach_function :hash_key_exists, :lxw_hash_key_exists, [HashTable, :pointer, :ulong], HashElement
  
  # @method insert_hash_element(hash, key, value, key_len)
  # @param [HashTable] hash 
  # @param [FFI::Pointer(*Void)] key 
  # @param [FFI::Pointer(*Void)] value 
  # @param [Integer] key_len 
  # @return [HashElement] 
  # @scope class
  attach_function :insert_hash_element, :lxw_insert_hash_element, [HashTable, :pointer, :pointer, :ulong], HashElement
  
  # @method hash_new(num_buckets, free_key, free_value)
  # @param [Integer] num_buckets 
  # @param [Integer] free_key 
  # @param [Integer] free_value 
  # @return [HashTable] 
  # @scope class
  attach_function :hash_new, :lxw_hash_new, [:uint, :uchar, :uchar], HashTable
  
  # @method hash_free(hash)
  # @param [HashTable] hash 
  # @return [nil] 
  # @scope class
  attach_function :hash_free, :lxw_hash_free, [HashTable], :void
  
  require_relative 'binding/chart'

  # = Fields:
  # :stqh_first ::
  #   (FFI::Pointer(*DrawingObject)) 
  # :stqh_last ::
  #   (FFI::Pointer(**DrawingObject)) 
  class DrawingObjects < FFI::Struct
    layout :stqh_first, :pointer,
           :stqh_last, :pointer
  end
  
  # <em>This entry is only for documentation and no real method. The FFI::Enum can be accessed via #enum_type(:drawing_types).</em>
  # 
  # === Options:
  # :none ::
  #   
  # :image ::
  #   
  # :chart ::
  #   
  # :shape ::
  #   
  # 
  # @method _enum_drawing_types_
  # @return [Symbol]
  # @scope class
  enum :drawing_types, [
    :none, 0,
    :image, 1,
    :chart, 2,
    :shape, 3
  ]
  
  # <em>This entry is only for documentation and no real method. The FFI::Enum can be accessed via #enum_type(:anchor_types).</em>
  # 
  # === Options:
  # :type_none ::
  #   
  # :type_image ::
  #   
  # :type_chart ::
  #   
  # 
  # @method _enum_anchor_types_
  # @return [Symbol]
  # @scope class
  enum :anchor_types, [
    :type_none, 0,
    :type_image, 1,
    :type_chart, 2
  ]
  
  # <em>This entry is only for documentation and no real method. The FFI::Enum can be accessed via #enum_type(:anchor_edit_types).</em>
  # 
  # === Options:
  # :as_none ::
  #   
  # :as_relative ::
  #   
  # :as_one_cell ::
  #   
  # :as_absolute ::
  #   
  # 
  # @method _enum_anchor_edit_types_
  # @return [Symbol]
  # @scope class
  enum :anchor_edit_types, [
    :as_none, 0,
    :as_relative, 1,
    :as_one_cell, 2,
    :as_absolute, 3
  ]
  
  # <em>This entry is only for documentation and no real method. The FFI::Enum can be accessed via #enum_type(:image_types).</em>
  # 
  # === Options:
  # :unknown ::
  #   
  # :png ::
  #   
  # :jpeg ::
  #   
  # :bmp ::
  #   
  # 
  # @method _enum_image_types_
  # @return [Symbol]
  # @scope class
  enum :image_types, [
    :unknown, 0,
    :png, 1,
    :jpeg, 2,
    :bmp, 3
  ]
  
  # = Fields:
  # :col ::
  #   (Integer) 
  # :row ::
  #   (Integer) 
  # :col_offset ::
  #   (Float) 
  # :row_offset ::
  #   (Float) 
  class DrawingCoords < FFI::Struct
    layout :col, :uint,
           :row, :uint,
           :col_offset, :double,
           :row_offset, :double
  end
  
  # = Fields:
  # :stqe_next ::
  #   (FFI::Pointer(*DrawingObject)) 
  class DrawingObjectListPointers < FFI::Struct
    layout :stqe_next, :pointer
  end
  
  # = Fields:
  # :anchor_type ::
  #   (Integer) 
  # :edit_as ::
  #   (Integer) 
  # :from ::
  #   (DrawingCoords) 
  # :to ::
  #   (DrawingCoords) 
  # :col_absolute ::
  #   (Integer) 
  # :row_absolute ::
  #   (Integer) 
  # :width ::
  #   (Integer) 
  # :height ::
  #   (Integer) 
  # :shape ::
  #   (Integer) 
  # :description ::
  #   (String) 
  # :url ::
  #   (String) 
  # :tip ::
  #   (String) 
  # :list_pointers ::
  #   (DrawingObjectListPointers) 
  class DrawingObject < FFI::Struct
    layout :anchor_type, :uchar,
           :edit_as, :uchar,
           :from, DrawingCoords.by_value,
           :to, DrawingCoords.by_value,
           :col_absolute, :uint,
           :row_absolute, :uint,
           :width, :uint,
           :height, :uint,
           :shape, :uchar,
           :description, :string,
           :url, :string,
           :tip, :string,
           :list_pointers, DrawingObjectListPointers.by_value
  end
  
  # = Fields:
  # :file ::
  #   (FFI::Pointer(*FILE)) 
  # :embedded ::
  #   (Integer) 
  # :drawing_objects ::
  #   (DrawingObjects) 
  module DrawingWrappers
    # @return [nil] 
    def free()
      Libxlsxwriter.drawing_free(self)
    end
    
    # @return [nil] 
    def assemble_xml_file()
      Libxlsxwriter.drawing_assemble_xml_file(self)
    end
  end
  
  class Drawing < FFI::Struct
    include DrawingWrappers
    layout :file, :pointer,
           :embedded, :uchar,
           :orientation, :uchar,
           :drawing_objects, DrawingObjects
  end
  
  # @method drawing_new()
  # @return [Drawing] 
  # @scope class
  attach_function :drawing_new, :lxw_drawing_new, [], Drawing
  
  # @method drawing_free(drawing)
  # @param [Drawing] drawing 
  # @return [nil] 
  # @scope class
  attach_function :drawing_free, :lxw_drawing_free, [Drawing], :void
  
  # @method drawing_assemble_xml_file(self_)
  # @param [Drawing] self_ 
  # @return [nil] 
  # @scope class
  attach_function :drawing_assemble_xml_file, :lxw_drawing_assemble_xml_file, [Drawing], :void
  
  # @method free_drawing_object(drawing_object)
  # @param [DrawingObject] drawing_object 
  # @return [nil] 
  # @scope class
  attach_function :free_drawing_object, :lxw_free_drawing_object, [DrawingObject], :void
  
  # @method add_drawing_object(drawing, drawing_object)
  # @param [Drawing] drawing 
  # @param [DrawingObject] drawing_object 
  # @return [nil] 
  # @scope class
  attach_function :add_drawing_object, :lxw_add_drawing_object, [Drawing, DrawingObject], :void
  
  # @method strerror(error_num)
  # @param [Symbol from _enum_error_] error_num 
  # @return [String] 
  # @scope class
  attach_function :strerror, :lxw_strerror, [:error], :string
  
  # @method quote_sheetname(str)
  # @param [String] str 
  # @return [String] 
  # @scope class
  attach_function :quote_sheetname, :lxw_quote_sheetname, [:string], :string
  
  # @method col_to_name(col_name, col_num, absolute)
  # @param [String] col_name 
  # @param [Integer] col_num 
  # @param [Integer] absolute 
  # @return [nil] 
  # @scope class
  attach_function :col_to_name, :lxw_col_to_name, [:string, :ushort, :uchar], :void
  
  # @method rowcol_to_cell(cell_name, row, col)
  # @param [String] cell_name 
  # @param [Integer] row 
  # @param [Integer] col 
  # @return [nil] 
  # @scope class
  attach_function :rowcol_to_cell, :lxw_rowcol_to_cell, [:string, :uint, :ushort], :void
  
  # @method rowcol_to_cell_abs(cell_name, row, col, abs_row, abs_col)
  # @param [String] cell_name 
  # @param [Integer] row 
  # @param [Integer] col 
  # @param [Integer] abs_row 
  # @param [Integer] abs_col 
  # @return [nil] 
  # @scope class
  attach_function :rowcol_to_cell_abs, :lxw_rowcol_to_cell_abs, [:string, :uint, :ushort, :uchar, :uchar], :void
  
  # @method rowcol_to_range(range, first_row, first_col, last_row, last_col)
  # @param [String] range 
  # @param [Integer] first_row 
  # @param [Integer] first_col 
  # @param [Integer] last_row 
  # @param [Integer] last_col 
  # @return [nil] 
  # @scope class
  attach_function :rowcol_to_range, :lxw_rowcol_to_range, [:string, :uint, :ushort, :uint, :ushort], :void
  
  # @method rowcol_to_range_abs(range, first_row, first_col, last_row, last_col)
  # @param [String] range 
  # @param [Integer] first_row 
  # @param [Integer] first_col 
  # @param [Integer] last_row 
  # @param [Integer] last_col 
  # @return [nil] 
  # @scope class
  attach_function :rowcol_to_range_abs, :lxw_rowcol_to_range_abs, [:string, :uint, :ushort, :uint, :ushort], :void
  
  # @method rowcol_to_formula_abs(formula, sheetname, first_row, first_col, last_row, last_col)
  # @param [String] formula 
  # @param [String] sheetname 
  # @param [Integer] first_row 
  # @param [Integer] first_col 
  # @param [Integer] last_row 
  # @param [Integer] last_col 
  # @return [nil] 
  # @scope class
  attach_function :rowcol_to_formula_abs, :lxw_rowcol_to_formula_abs, [:string, :string, :uint, :ushort, :uint, :ushort], :void
  
  # @method name_to_row(row_str)
  # @param [String] row_str 
  # @return [Integer] 
  # @scope class
  attach_function :name_to_row, :lxw_name_to_row, [:string], :uint
  
  # @method name_to_col(col_str)
  # @param [String] col_str 
  # @return [Integer] 
  # @scope class
  attach_function :name_to_col, :lxw_name_to_col, [:string], :ushort
  
  # @method name_to_row_2(row_str)
  # @param [String] row_str 
  # @return [Integer] 
  # @scope class
  attach_function :name_to_row_2, :lxw_name_to_row_2, [:string], :uint
  
  # @method name_to_col_2(col_str)
  # @param [String] col_str 
  # @return [Integer] 
  # @scope class
  attach_function :name_to_col_2, :lxw_name_to_col_2, [:string], :ushort
  
  # @method datetime_to_excel_date(datetime, date_1904)
  # @param [Datetime] datetime 
  # @param [Integer] date_1904 
  # @return [Float] 
  # @scope class
  attach_function :datetime_to_excel_date, :lxw_datetime_to_excel_date, [Datetime, :uchar], :double
  
  # @method strdup(str)
  # @param [String] str 
  # @return [String] 
  # @scope class
  attach_function :strdup, :lxw_strdup, [:string], :string
  
  # @method utf8_strlen(str)
  # @param [String] str 
  # @return [Integer] 
  # @scope class
  attach_function :utf8_strlen, :lxw_utf8_strlen, [:string], :ulong
  
  # @method str_tolower(str)
  # @param [String] str 
  # @return [nil] 
  # @scope class
  attach_function :str_tolower, :lxw_str_tolower, [:string], :void
  
  # @method tmpfile(tmpdir)
  # @param [String] tmpdir 
  # @return [FFI::Pointer(*FILE)] 
  # @scope class
  attach_function :tmpfile, :lxw_tmpfile, [:string], :pointer
  
  # <em>This entry is only for documentation and no real method. The FFI::Enum can be accessed via #enum_type(:gridlines).</em>
  # 
  # === Options:
  # :hide_all ::
  #   Hide screen and print gridlines.
  # :show_screen ::
  #   Show screen gridlines.
  # :show_print ::
  #   Show print gridlines.
  # :show_all ::
  #   Show screen and print gridlines.
  # 
  # @method _enum_gridlines_
  # @return [Symbol]
  # @scope class
  enum :gridlines, [
    :hide_all, 0,
    :show_screen, 1,
    :show_print, 2,
    :show_all, 3
  ]
  
  
  # <em>This entry is only for documentation and no real method. The FFI::Enum can be accessed via #enum_type(:pane_types).</em>
  # 
  # === Options:
  # :no_panes ::
  #   
  # :freeze_panes ::
  #   
  # :split_panes ::
  #   
  # :freeze_split_panes ::
  #   
  # 
  # @method _enum_pane_types_
  # @return [Symbol]
  # @scope class
  enum :pane_types, [
    :no_panes, 0,
    :freeze_panes, 1,
    :split_panes, 2,
    :freeze_split_panes, 3
  ]

  # = Fields:
  # :stqh_first ::
  #   (FFI::Pointer(*MergedRange)) 
  # :stqh_last ::
  #   (FFI::Pointer(**MergedRange)) 
  class MergedRanges < FFI::Struct
    layout :stqh_first, :pointer,
           :stqh_last, :pointer
  end
  
  # = Fields:
  # :stqh_first ::
  #   (FFI::Pointer(*Selection)) 
  # :stqh_last ::
  #   (FFI::Pointer(**Selection)) 
  class Selections < FFI::Struct
    layout :stqh_first, :pointer,
           :stqh_last, :pointer
  end
  
  # = Fields:
  # :stqh_first ::
  #   (FFI::Pointer(*ImageOptions)) 
  # :stqh_last ::
  #   (FFI::Pointer(**ImageOptions)) 
  class ImageData < FFI::Struct
    layout :stqh_first, :pointer,
           :stqh_last, :pointer
  end
  
  # = Fields:
  # :stqh_first ::
  #   (FFI::Pointer(*ImageOptions)) 
  # :stqh_last ::
  #   (FFI::Pointer(**ImageOptions)) 
  class ChartData < FFI::Struct
    layout :stqh_first, :pointer,
           :stqh_last, :pointer
  end
  
  # = Fields:
  # :hidden ::
  #   (Integer) Hide the row/column
  # :level ::
  #   (Integer) 
  # :collapsed ::
  #   (Integer) 
  class RowColOptions < FFI::Struct
    layout :hidden, :uchar,
           :level, :uchar,
           :collapsed, :uchar
  end

  require_relative 'binding/format'

  # 
  # = Fields:
  # :firstcol ::
  #   (Integer) 
  # :lastcol ::
  #   (Integer) 
  # :width ::
  #   (Float) 
  # :format ::
  #   (Format) 
  # :hidden ::
  #   (Integer) 
  # :level ::
  #   (Integer) 
  # :collapsed ::
  #   (Integer) 
  class ColOptions < FFI::Struct
    layout :firstcol, :ushort,
           :lastcol, :ushort,
           :width, :double,
           :format, Format,
           :hidden, :uchar,
           :level, :uchar,
           :collapsed, :uchar
  end
  
  # = Fields:
  # :stqe_next ::
  #   (FFI::Pointer(*MergedRange)) 
  class MergedRangeListPointers < FFI::Struct
    layout :stqe_next, :pointer
  end
  
  # = Fields:
  # :first_row ::
  #   (Integer) 
  # :last_row ::
  #   (Integer) 
  # :first_col ::
  #   (Integer) 
  # :last_col ::
  #   (Integer) 
  # :list_pointers ::
  #   (MergedRangeListPointers) 
  class MergedRange < FFI::Struct
    layout :first_row, :uint,
           :last_row, :uint,
           :first_col, :ushort,
           :last_col, :ushort,
           :list_pointers, MergedRangeListPointers.by_value
  end
  
  # = Fields:
  # :in_use ::
  #   (Integer) 
  # :first_row ::
  #   (Integer) 
  # :last_row ::
  #   (Integer) 
  class RepeatRows < FFI::Struct
    layout :in_use, :uchar,
           :first_row, :uint,
           :last_row, :uint
  end
  
  # = Fields:
  # :in_use ::
  #   (Integer) 
  # :first_col ::
  #   (Integer) 
  # :last_col ::
  #   (Integer) 
  class RepeatCols < FFI::Struct
    layout :in_use, :uchar,
           :first_col, :ushort,
           :last_col, :ushort
  end
  
  # = Fields:
  # :in_use ::
  #   (Integer) 
  # :first_row ::
  #   (Integer) 
  # :last_row ::
  #   (Integer) 
  # :first_col ::
  #   (Integer) 
  # :last_col ::
  #   (Integer) 
  class PrintArea < FFI::Struct
    layout :in_use, :uchar,
           :first_row, :uint,
           :last_row, :uint,
           :first_col, :ushort,
           :last_col, :ushort
  end
  
  # = Fields:
  # :in_use ::
  #   (Integer) 
  # :first_row ::
  #   (Integer) 
  # :last_row ::
  #   (Integer) 
  # :first_col ::
  #   (Integer) 
  # :last_col ::
  #   (Integer) 
  class Autofilter < FFI::Struct
    layout :in_use, :uchar,
           :first_row, :uint,
           :last_row, :uint,
           :first_col, :ushort,
           :last_col, :ushort
  end
  
  # = Fields:
  # :type ::
  #   (Integer) 
  # :first_row ::
  #   (Integer) 
  # :first_col ::
  #   (Integer) 
  # :top_row ::
  #   (Integer) 
  # :left_col ::
  #   (Integer) 
  # :x_split ::
  #   (Float) 
  # :y_split ::
  #   (Float) 
  class Panes < FFI::Struct
    layout :type, :uchar,
           :first_row, :uint,
           :first_col, :ushort,
           :top_row, :uint,
           :left_col, :ushort,
           :x_split, :double,
           :y_split, :double
  end
  
  # = Fields:
  # :stqe_next ::
  #   (FFI::Pointer(*Selection)) 
  class SelectionListPointers < FFI::Struct
    layout :stqe_next, :pointer
  end
  
  # = Fields:
  # :pane ::
  #   (Array<Integer>) 
  # :active_cell ::
  #   (Array<Integer>) 
  # :sqref ::
  #   (Array<Integer>) 
  # :list_pointers ::
  #   (SelectionListPointers) 
  class Selection < FFI::Struct
    layout :pane, [:char, 12],
           :active_cell, [:char, 28],
           :sqref, [:char, 28],
           :list_pointers, SelectionListPointers.by_value
  end
  
  # = Fields:
  # :stqe_next ::
  #   (FFI::Pointer(*ImageOptions)) 
  class ImageOptionsListPointers < FFI::Struct
    layout :stqe_next, :pointer
  end
  
  # = Fields:
  # :x_offset ::
  #   (Integer) Offset from the left of the cell in pixels.
  # :y_offset ::
  #   (Integer) Offset from the top of the cell in pixels.
  # :x_scale ::
  #   (Float) X scale of the image as a decimal.
  # :y_scale ::
  #   (Float) Y scale of the image as a decimal.
  # :row ::
  #   (Integer) 
  # :col ::
  #   (Integer) 
  # :filename ::
  #   (String) 
  # :url ::
  #   (String) 
  # :tip ::
  #   (String) 
  # :anchor ::
  #   (Integer) 
  # :stream ::
  #   (FFI::Pointer(*FILE)) Internal metadata.
  # :image_type ::
  #   (Integer) 
  # :width ::
  #   (Float) 
  # :height ::
  #   (Float) 
  # :short_name ::
  #   (String) 
  # :extension ::
  #   (String) 
  # :x_dpi ::
  #   (Float) 
  # :y_dpi ::
  #   (Float) 
  # :chart ::
  #   (Chart) 
  # :list_pointers ::
  #   (ImageOptionsListPointers) 
  class ImageOptions < FFI::Struct
    layout :x_offset, :int,
           :y_offset, :int,
           :x_scale, :double,
           :y_scale, :double,
           :row, :uint,
           :col, :ushort,
           :filename, :string,
           :url, :string,
           :tip, :string,
           :anchor, :uchar,
           :stream, :pointer,
           :image_type, :uchar,
           :width, :double,
           :height, :double,
           :short_name, :string,
           :extension, :string,
           :x_dpi, :double,
           :y_dpi, :double,
           :chart, Chart,
           :list_pointers, ImageOptionsListPointers.by_value
  end
  
  # = Fields:
  # :margin ::
  #   (Float) Header or footer margin in inches. Excel default is 0.3.
  class HeaderFooterOptions < FFI::Struct
    layout :margin, :double
  end
  
  # = Fields:
  # :no_select_locked_cells ::
  #   (Integer) Turn off selection of locked cells. This in on in Excel by default.
  # :no_select_unlocked_cells ::
  #   (Integer) Turn off selection of unlocked cells. This in on in Excel by default.
  # :format_cells ::
  #   (Integer) Prevent formatting of cells.
  # :format_columns ::
  #   (Integer) Prevent formatting of columns.
  # :format_rows ::
  #   (Integer) Prevent formatting of rows.
  # :insert_columns ::
  #   (Integer) Prevent insertion of columns.
  # :insert_rows ::
  #   (Integer) Prevent insertion of rows.
  # :insert_hyperlinks ::
  #   (Integer) Prevent insertion of hyperlinks.
  # :delete_columns ::
  #   (Integer) Prevent deletion of columns.
  # :delete_rows ::
  #   (Integer) Prevent deletion of rows.
  # :sort ::
  #   (Integer) Prevent sorting data.
  # :autofilter ::
  #   (Integer) Prevent filtering data.
  # :pivot_tables ::
  #   (Integer) Prevent insertion of pivot tables.
  # :scenarios ::
  #   (Integer) Protect scenarios.
  # :objects ::
  #   (Integer) Protect drawing objects.
  # :no_sheet ::
  #   (Integer) 
  # :content ::
  #   (Integer) 
  # :is_configured ::
  #   (Integer) 
  # :hash ::
  #   (Array<Integer>) 
  class Protection < FFI::Struct
    layout :no_select_locked_cells, :uchar,
           :no_select_unlocked_cells, :uchar,
           :format_cells, :uchar,
           :format_columns, :uchar,
           :format_rows, :uchar,
           :insert_columns, :uchar,
           :insert_rows, :uchar,
           :insert_hyperlinks, :uchar,
           :delete_columns, :uchar,
           :delete_rows, :uchar,
           :sort, :uchar,
           :autofilter, :uchar,
           :pivot_tables, :uchar,
           :scenarios, :uchar,
           :objects, :uchar,
           :no_sheet, :uchar,
           :content, :uchar,
           :is_configured, :uchar,
           :hash, [:char, 5]
  end

  require_relative 'binding/worksheet'

  # 
  # = Fields:
  # :stqh_first ::
  #   (Chart) 
  # :stqh_last ::
  #   (FFI::Pointer(**Chart)) 
  class Charts < FFI::Struct
    layout :stqh_first, Chart,
           :stqh_last, :pointer
  end
  
  # = Fields:
  # :tqh_first ::
  #   (FFI::Pointer(*DefinedName)) 
  # :tqh_last ::
  #   (FFI::Pointer(**DefinedName)) 
  class DefinedNames < FFI::Struct
    layout :tqh_first, :pointer,
           :tqh_last, :pointer
  end

  # = Fields:
  # :tqe_next ::
  #   (FFI::Pointer(*DefinedName)) 
  # :tqe_prev ::
  #   (FFI::Pointer(**DefinedName)) 
  class DefinedNameListPointers < FFI::Struct
    layout :tqe_next, :pointer,
           :tqe_prev, :pointer
  end
  
  # = Fields:
  # :index ::
  #   (Integer) 
  # :hidden ::
  #   (Integer) 
  # :name ::
  #   (Array<Integer>) 
  # :app_name ::
  #   (Array<Integer>) 
  # :formula ::
  #   (Array<Integer>) 
  # :normalised_name ::
  #   (Array<Integer>) 
  # :normalised_sheetname ::
  #   (Array<Integer>) 
  # :list_pointers ::
  #   (DefinedNameListPointers) 
  class DefinedName < FFI::Struct
    layout :index, :short,
           :hidden, :uchar,
           :name, [:char, 128],
           :app_name, [:char, 128],
           :formula, [:char, 128],
           :normalised_name, [:char, 128],
           :normalised_sheetname, [:char, 128],
           :list_pointers, DefinedNameListPointers.by_value
  end
  
  # = Fields:
  # :title ::
  #   (String) The title of the Excel Document.
  # :subject ::
  #   (String) The subject of the Excel Document.
  # :author ::
  #   (String) The author of the Excel Document.
  # :manager ::
  #   (String) The manager field of the Excel Document.
  # :company ::
  #   (String) The company field of the Excel Document.
  # :category ::
  #   (String) The category of the Excel Document.
  # :keywords ::
  #   (String) The keywords of the Excel Document.
  # :comments ::
  #   (String) The comment field of the Excel Document.
  # :status ::
  #   (String) The status of the Excel Document.
  # :hyperlink_base ::
  #   (String) The hyperlink base url of the Excel Document.
  # :created ::
  #   (Integer) 
  class DocProperties < FFI::Struct
    layout :title, :string,
           :subject, :string,
           :author, :string,
           :manager, :string,
           :company, :string,
           :category, :string,
           :keywords, :string,
           :comments, :string,
           :status, :string,
           :hyperlink_base, :string,
           :created, :long
  end

  # 
  # = Fields:
  # :stqh_first ::
  #   (FFI::Pointer(*HeadingPair)) 
  # :stqh_last ::
  #   (FFI::Pointer(**HeadingPair)) 
  class HeadingPairs < FFI::Struct
    layout :stqh_first, :pointer,
           :stqh_last, :pointer
  end
  
  # = Fields:
  # :stqh_first ::
  #   (FFI::Pointer(*PartName)) 
  # :stqh_last ::
  #   (FFI::Pointer(**PartName)) 
  class PartNames < FFI::Struct
    layout :stqh_first, :pointer,
           :stqh_last, :pointer
  end
  
  # = Fields:
  # :stqe_next ::
  #   (FFI::Pointer(*HeadingPair)) 
  class HeadingPairListPointers < FFI::Struct
    layout :stqe_next, :pointer
  end
  
  # = Fields:
  # :key ::
  #   (String) 
  # :value ::
  #   (String) 
  # :list_pointers ::
  #   (HeadingPairListPointers) 
  class HeadingPair < FFI::Struct
    layout :key, :string,
           :value, :string,
           :list_pointers, HeadingPairListPointers.by_value
  end
  
  # = Fields:
  # :stqe_next ::
  #   (FFI::Pointer(*PartName)) 
  class PartNameListPointers < FFI::Struct
    layout :stqe_next, :pointer
  end
  
  # = Fields:
  # :name ::
  #   (String) 
  # :list_pointers ::
  #   (PartNameListPointers) 
  class PartName < FFI::Struct
    layout :name, :string,
           :list_pointers, PartNameListPointers.by_value
  end
  
  # = Fields:
  # :file ::
  #   (FFI::Pointer(*FILE)) 
  # :heading_pairs ::
  #   (HeadingPairs) 
  # :part_names ::
  #   (PartNames) 
  # :properties ::
  #   (DocProperties) 
  # :num_heading_pairs ::
  #   (Integer) 
  # :num_part_names ::
  #   (Integer) 
  module AppWrappers
    # @return [nil] 
    def free()
      Libxlsxwriter.app_free(self)
    end
    
    # @return [nil] 
    def assemble_xml_file()
      Libxlsxwriter.app_assemble_xml_file(self)
    end
    
    # @param [String] name 
    # @return [nil] 
    def add_part_name(name)
      Libxlsxwriter.app_add_part_name(self, name)
    end
    
    # @param [String] key 
    # @param [String] value 
    # @return [nil] 
    def add_heading_pair(key, value)
      Libxlsxwriter.app_add_heading_pair(self, key, value)
    end
  end
  
  class App < FFI::Struct
    include AppWrappers
    layout :file, :pointer,
           :heading_pairs, HeadingPairs,
           :part_names, PartNames,
           :properties, DocProperties,
           :num_heading_pairs, :uint,
           :num_part_names, :uint
  end
  
  # @method app_new()
  # @return [App] 
  # @scope class
  attach_function :app_new, :lxw_app_new, [], App
  
  # @method app_free(app)
  # @param [App] app 
  # @return [nil] 
  # @scope class
  attach_function :app_free, :lxw_app_free, [App], :void
  
  # @method app_assemble_xml_file(self_)
  # @param [App] self_ 
  # @return [nil] 
  # @scope class
  attach_function :app_assemble_xml_file, :lxw_app_assemble_xml_file, [App], :void
  
  # @method app_add_part_name(self_, name)
  # @param [App] self_ 
  # @param [String] name 
  # @return [nil] 
  # @scope class
  attach_function :app_add_part_name, :lxw_app_add_part_name, [App, :string], :void
  
  # @method app_add_heading_pair(self_, key, value)
  # @param [App] self_ 
  # @param [String] key 
  # @param [String] value 
  # @return [nil] 
  # @scope class
  attach_function :app_add_heading_pair, :lxw_app_add_heading_pair, [App, :string, :string], :void
  
  # = Fields:
  # :file ::
  #   (FFI::Pointer(*FILE)) 
  # :default_types ::
  #   (Tuples) 
  # :overrides ::
  #   (Tuples) 
  module ContentTypesWrappers
    # @return [nil] 
    def free()
      Libxlsxwriter.content_types_free(self)
    end
    
    # @return [nil] 
    def assemble_xml_file()
      Libxlsxwriter.content_types_assemble_xml_file(self)
    end
  end
  
  class ContentTypes < FFI::Struct
    include ContentTypesWrappers
    layout :file, :pointer,
           :default_types, Tuples,
           :overrides, Tuples
  end
  
  # @method content_types_new()
  # @return [ContentTypes] 
  # @scope class
  attach_function :content_types_new, :lxw_content_types_new, [], ContentTypes
  
  # @method content_types_free(content_types)
  # @param [ContentTypes] content_types 
  # @return [nil] 
  # @scope class
  attach_function :content_types_free, :lxw_content_types_free, [ContentTypes], :void
  
  # @method content_types_assemble_xml_file(content_types)
  # @param [ContentTypes] content_types 
  # @return [nil] 
  # @scope class
  attach_function :content_types_assemble_xml_file, :lxw_content_types_assemble_xml_file, [ContentTypes], :void
  
  # @method ct_add_default(content_types, key, value)
  # @param [ContentTypes] content_types 
  # @param [String] key 
  # @param [String] value 
  # @return [nil] 
  # @scope class
  attach_function :ct_add_default, :lxw_ct_add_default, [ContentTypes, :string, :string], :void
  
  # @method ct_add_override(content_types, key, value)
  # @param [ContentTypes] content_types 
  # @param [String] key 
  # @param [String] value 
  # @return [nil] 
  # @scope class
  attach_function :ct_add_override, :lxw_ct_add_override, [ContentTypes, :string, :string], :void
  
  # @method ct_add_worksheet_name(content_types, name)
  # @param [ContentTypes] content_types 
  # @param [String] name 
  # @return [nil] 
  # @scope class
  attach_function :ct_add_worksheet_name, :lxw_ct_add_worksheet_name, [ContentTypes, :string], :void
  
  # @method ct_add_chart_name(content_types, name)
  # @param [ContentTypes] content_types 
  # @param [String] name 
  # @return [nil] 
  # @scope class
  attach_function :ct_add_chart_name, :lxw_ct_add_chart_name, [ContentTypes, :string], :void
  
  # @method ct_add_drawing_name(content_types, name)
  # @param [ContentTypes] content_types 
  # @param [String] name 
  # @return [nil] 
  # @scope class
  attach_function :ct_add_drawing_name, :lxw_ct_add_drawing_name, [ContentTypes, :string], :void
  
  # @method ct_add_shared_strings(content_types)
  # @param [ContentTypes] content_types 
  # @return [nil] 
  # @scope class
  attach_function :ct_add_shared_strings, :lxw_ct_add_shared_strings, [ContentTypes], :void
  
  # @method ct_add_calc_chain(content_types)
  # @param [ContentTypes] content_types 
  # @return [nil] 
  # @scope class
  attach_function :ct_add_calc_chain, :lxw_ct_add_calc_chain, [ContentTypes], :void
  
  # @method ct_add_custom_properties(content_types)
  # @param [ContentTypes] content_types 
  # @return [nil] 
  # @scope class
  attach_function :ct_add_custom_properties, :lxw_ct_add_custom_properties, [ContentTypes], :void
  
  # = Fields:
  # :file ::
  #   (FFI::Pointer(*FILE)) 
  # :properties ::
  #   (DocProperties) 
  module CoreWrappers
    # @return [nil] 
    def free()
      Libxlsxwriter.core_free(self)
    end
    
    # @return [nil] 
    def assemble_xml_file()
      Libxlsxwriter.core_assemble_xml_file(self)
    end
  end
  
  class Core < FFI::Struct
    include CoreWrappers
    layout :file, :pointer,
           :properties, DocProperties
  end
  
  # @method core_new()
  # @return [Core] 
  # @scope class
  attach_function :core_new, :lxw_core_new, [], Core
  
  # @method core_free(core)
  # @param [Core] core 
  # @return [nil] 
  # @scope class
  attach_function :core_free, :lxw_core_free, [Core], :void
  
  # @method core_assemble_xml_file(self_)
  # @param [Core] self_ 
  # @return [nil] 
  # @scope class
  attach_function :core_assemble_xml_file, :lxw_core_assemble_xml_file, [Core], :void
  
  # = Fields:
  # :file ::
  #   (FFI::Pointer(*FILE)) 
  # :custom_properties ::
  #   (CustomProperties) 
  # :pid ::
  #   (Integer) 
  module CustomWrappers
    # @return [nil] 
    def free()
      Libxlsxwriter.custom_free(self)
    end
    
    # @return [nil] 
    def assemble_xml_file()
      Libxlsxwriter.custom_assemble_xml_file(self)
    end
  end
  
  class Custom < FFI::Struct
    include CustomWrappers
    layout :file, :pointer,
           :custom_properties, CustomProperties,
           :pid, :uint
  end
  
  # @method custom_new()
  # @return [Custom] 
  # @scope class
  attach_function :custom_new, :lxw_custom_new, [], Custom
  
  # @method custom_free(custom)
  # @param [Custom] custom 
  # @return [nil] 
  # @scope class
  attach_function :custom_free, :lxw_custom_free, [Custom], :void
  
  # @method custom_assemble_xml_file(self_)
  # @param [Custom] self_ 
  # @return [nil] 
  # @scope class
  attach_function :custom_assemble_xml_file, :lxw_custom_assemble_xml_file, [Custom], :void
  
  # <em>This entry is only for documentation and no real method.</em>
  # 
  # @method _callback_open_file_func_(voidpf, opaque, filename, mode)
  # @param [FFI::Pointer(Voidpf)] voidpf 
  # @param [FFI::Pointer(Voidpf)] opaque 
  # @param [String] filename 
  # @param [Integer] mode 
  # @return [FFI::Pointer(Voidpf)] 
  # @scope class
  callback :open_file_func, [:pointer, :pointer, :string, :int], :pointer
  
  # <em>This entry is only for documentation and no real method.</em>
  # 
  # @method _callback_read_file_func_(u_long, opaque, stream, buf, size)
  # @param [Integer] u_long 
  # @param [FFI::Pointer(Voidpf)] opaque 
  # @param [FFI::Pointer(Voidpf)] stream 
  # @param [FFI::Pointer(*Void)] buf 
  # @param [Integer] size 
  # @return [Integer] 
  # @scope class
  callback :read_file_func, [:ulong, :pointer, :pointer, :pointer, :ulong], :ulong
  
  # <em>This entry is only for documentation and no real method.</em>
  # 
  # @method _callback_write_file_func_(u_long, opaque, stream, buf, size)
  # @param [Integer] u_long 
  # @param [FFI::Pointer(Voidpf)] opaque 
  # @param [FFI::Pointer(Voidpf)] stream 
  # @param [FFI::Pointer(*Void)] buf 
  # @param [Integer] size 
  # @return [Integer] 
  # @scope class
  callback :write_file_func, [:ulong, :pointer, :pointer, :pointer, :ulong], :ulong
  
  # <em>This entry is only for documentation and no real method.</em>
  # 
  # @method _callback_close_file_func_(opaque, stream)
  # @param [FFI::Pointer(Voidpf)] opaque 
  # @param [FFI::Pointer(Voidpf)] stream 
  # @return [FFI::Pointer(Voidpf)] 
  # @scope class
  callback :close_file_func, [:pointer, :pointer], :pointer
  
  # <em>This entry is only for documentation and no real method.</em>
  # 
  # @method _callback_testerror_file_func_(opaque, stream)
  # @param [FFI::Pointer(Voidpf)] opaque 
  # @param [FFI::Pointer(Voidpf)] stream 
  # @return [FFI::Pointer(Voidpf)] 
  # @scope class
  callback :testerror_file_func, [:pointer, :pointer], :pointer
  
  # <em>This entry is only for documentation and no real method.</em>
  # 
  # @method _callback_tell_file_func_(opaque, stream)
  # @param [FFI::Pointer(Voidpf)] opaque 
  # @param [FFI::Pointer(Voidpf)] stream 
  # @return [FFI::Pointer(Voidpf)] 
  # @scope class
  callback :tell_file_func, [:pointer, :pointer], :pointer
  
  # <em>This entry is only for documentation and no real method.</em>
  # 
  # @method _callback_seek_file_func_(opaque, stream, offset, origin)
  # @param [FFI::Pointer(Voidpf)] opaque 
  # @param [FFI::Pointer(Voidpf)] stream 
  # @param [Integer] offset 
  # @param [Integer] origin 
  # @return [FFI::Pointer(Voidpf)] 
  # @scope class
  callback :seek_file_func, [:pointer, :pointer, :ulong, :int], :pointer
  
  # = Fields:
  # :zopen_file ::
  #   (Proc(_callback_open_file_func_)) 
  # :zread_file ::
  #   (Proc(_callback_read_file_func_)) 
  # :zwrite_file ::
  #   (Proc(_callback_write_file_func_)) 
  # :ztell_file ::
  #   (Proc(_callback_tell_file_func_)) 
  # :zseek_file ::
  #   (Proc(_callback_seek_file_func_)) 
  # :zclose_file ::
  #   (Proc(_callback_close_file_func_)) 
  # :zerror_file ::
  #   (Proc(_callback_testerror_file_func_)) 
  # :opaque ::
  #   (FFI::Pointer(Voidpf)) 
  class ZlibFilefuncDefS < FFI::Struct
    layout :zopen_file, :open_file_func,
           :zread_file, :read_file_func,
           :zwrite_file, :write_file_func,
           :ztell_file, :tell_file_func,
           :zseek_file, :seek_file_func,
           :zclose_file, :close_file_func,
           :zerror_file, :testerror_file_func,
           :opaque, :pointer
  end
  
  # <em>This entry is only for documentation and no real method.</em>
  # 
  # @method _callback_tell64_file_func_(zpos64_t, opaque, stream)
  # @param [Integer] zpos64_t 
  # @param [FFI::Pointer(Voidpf)] opaque 
  # @param [FFI::Pointer(Voidpf)] stream 
  # @return [Integer] 
  # @scope class
  callback :tell64_file_func, [:ulong_long, :pointer, :pointer], :ulong_long
  
  # <em>This entry is only for documentation and no real method.</em>
  # 
  # @method _callback_seek64_file_func_(opaque, stream, offset, origin)
  # @param [FFI::Pointer(Voidpf)] opaque 
  # @param [FFI::Pointer(Voidpf)] stream 
  # @param [Integer] offset 
  # @param [Integer] origin 
  # @return [FFI::Pointer(Voidpf)] 
  # @scope class
  callback :seek64_file_func, [:pointer, :pointer, :ulong_long, :int], :pointer
  
  # <em>This entry is only for documentation and no real method.</em>
  # 
  # @method _callback_open64_file_func_(voidpf, opaque, filename, mode)
  # @param [FFI::Pointer(Voidpf)] voidpf 
  # @param [FFI::Pointer(Voidpf)] opaque 
  # @param [FFI::Pointer(*Void)] filename 
  # @param [Integer] mode 
  # @return [FFI::Pointer(Voidpf)] 
  # @scope class
  callback :open64_file_func, [:pointer, :pointer, :pointer, :int], :pointer
  
  # = Fields:
  # :zopen64_file ::
  #   (Proc(_callback_open64_file_func_)) 
  # :zread_file ::
  #   (Proc(_callback_read_file_func_)) 
  # :zwrite_file ::
  #   (Proc(_callback_write_file_func_)) 
  # :ztell64_file ::
  #   (Proc(_callback_tell64_file_func_)) 
  # :zseek64_file ::
  #   (Proc(_callback_seek64_file_func_)) 
  # :zclose_file ::
  #   (Proc(_callback_close_file_func_)) 
  # :zerror_file ::
  #   (Proc(_callback_testerror_file_func_)) 
  # :opaque ::
  #   (FFI::Pointer(Voidpf)) 
  class ZlibFilefunc64DefS < FFI::Struct
    layout :zopen64_file, :open64_file_func,
           :zread_file, :read_file_func,
           :zwrite_file, :write_file_func,
           :ztell64_file, :tell64_file_func,
           :zseek64_file, :seek64_file_func,
           :zclose_file, :close_file_func,
           :zerror_file, :testerror_file_func,
           :opaque, :pointer
  end
  
  # @method fill_fopen64_filefunc(pzlib_filefunc_def)
  # @param [ZlibFilefunc64DefS] pzlib_filefunc_def 
  # @return [nil] 
  # @scope class
  attach_function :fill_fopen64_filefunc, :fill_fopen64_filefunc, [ZlibFilefunc64DefS], :void
  
  # @method fill_fopen_filefunc(pzlib_filefunc_def)
  # @param [ZlibFilefuncDefS] pzlib_filefunc_def 
  # @return [nil] 
  # @scope class
  attach_function :fill_fopen_filefunc, :fill_fopen_filefunc, [ZlibFilefuncDefS], :void
  
  # = Fields:
  # :zfile_func64 ::
  #   (ZlibFilefunc64DefS) 
  # :zopen32_file ::
  #   (Proc(_callback_open_file_func_)) 
  # :ztell32_file ::
  #   (Proc(_callback_tell_file_func_)) 
  # :zseek32_file ::
  #   (Proc(_callback_seek_file_func_)) 
  class ZlibFilefunc6432DefS < FFI::Struct
    layout :zfile_func64, ZlibFilefunc64DefS.by_value,
           :zopen32_file, :open_file_func,
           :ztell32_file, :tell_file_func,
           :zseek32_file, :seek_file_func
  end
  
  # @method call_zopen64(pfilefunc, filename, mode)
  # @param [ZlibFilefunc6432DefS] pfilefunc 
  # @param [FFI::Pointer(*Void)] filename 
  # @param [Integer] mode 
  # @return [FFI::Pointer(Voidpf)] 
  # @scope class
  attach_function :call_zopen64, :call_zopen64, [ZlibFilefunc6432DefS, :pointer, :int], :pointer
  
  # @method call_zseek64(pfilefunc, filestream, offset, origin)
  # @param [ZlibFilefunc6432DefS] pfilefunc 
  # @param [FFI::Pointer(Voidpf)] filestream 
  # @param [Integer] offset 
  # @param [Integer] origin 
  # @return [Integer] 
  # @scope class
  attach_function :call_zseek64, :call_zseek64, [ZlibFilefunc6432DefS, :pointer, :ulong_long, :int], :long
  
  # @method call_ztell64(pfilefunc, filestream)
  # @param [ZlibFilefunc6432DefS] pfilefunc 
  # @param [FFI::Pointer(Voidpf)] filestream 
  # @return [Integer] 
  # @scope class
  attach_function :call_ztell64, :call_ztell64, [ZlibFilefunc6432DefS, :pointer], :ulong_long
  
  # @method fill_zlib_filefunc64_32_def_from_filefunc32(p_filefunc64_32, p_filefunc32)
  # @param [ZlibFilefunc6432DefS] p_filefunc64_32 
  # @param [ZlibFilefuncDefS] p_filefunc32 
  # @return [nil] 
  # @scope class
  attach_function :fill_zlib_filefunc64_32_def_from_filefunc32, :fill_zlib_filefunc64_32_def_from_filefunc32, [ZlibFilefunc6432DefS, ZlibFilefuncDefS], :void
  
  # = Fields:
  # :tm_sec ::
  #   (Integer) seconds after the minute - (0,59)
  # :tm_min ::
  #   (Integer) minutes after the hour - (0,59)
  # :tm_hour ::
  #   (Integer) hours since midnight - (0,23)
  # :tm_mday ::
  #   (Integer) day of the month - (1,31)
  # :tm_mon ::
  #   (Integer) months since January - (0,11)
  # :tm_year ::
  #   (Integer) years - (1980..2044)
  class TmZipS < FFI::Struct
    layout :tm_sec, :uint,
           :tm_min, :uint,
           :tm_hour, :uint,
           :tm_mday, :uint,
           :tm_mon, :uint,
           :tm_year, :uint
  end
  
  # = Fields:
  # :tmz_date ::
  #   (TmZipS) date in understandable format          
  # :dos_date ::
  #   (Integer) if dos_date == 0, tmu_date is used     
  # :internal_fa ::
  #   (Integer) internal file attributes        2 bytes
  # :external_fa ::
  #   (Integer) external file attributes        4 bytes
  class ZipFileinfo < FFI::Struct
    layout :tmz_date, TmZipS.by_value,
           :dos_date, :ulong,
           :internal_fa, :ulong,
           :external_fa, :ulong
  end
  
  # @method zip_open(pathname, append)
  # @param [String] pathname 
  # @param [Integer] append 
  # @return [FFI::Pointer(ZipFile)] 
  # @scope class
  attach_function :zip_open, :zipOpen, [:string, :int], :pointer
  
  # @method zip_open64(pathname, append)
  # @param [FFI::Pointer(*Void)] pathname 
  # @param [Integer] append 
  # @return [FFI::Pointer(ZipFile)] 
  # @scope class
  attach_function :zip_open64, :zipOpen64, [:pointer, :int], :pointer
  
  # @method zip_open2(pathname, append, globalcomment, pzlib_filefunc_def)
  # @param [String] pathname 
  # @param [Integer] append 
  # @param [FFI::Pointer(*Zipcharpc)] globalcomment 
  # @param [ZlibFilefuncDefS] pzlib_filefunc_def 
  # @return [FFI::Pointer(ZipFile)] 
  # @scope class
  attach_function :zip_open2, :zipOpen2, [:string, :int, :pointer, ZlibFilefuncDefS], :pointer
  
  # @method zip_open2_64(pathname, append, globalcomment, pzlib_filefunc_def)
  # @param [FFI::Pointer(*Void)] pathname 
  # @param [Integer] append 
  # @param [FFI::Pointer(*Zipcharpc)] globalcomment 
  # @param [ZlibFilefunc64DefS] pzlib_filefunc_def 
  # @return [FFI::Pointer(ZipFile)] 
  # @scope class
  attach_function :zip_open2_64, :zipOpen2_64, [:pointer, :int, :pointer, ZlibFilefunc64DefS], :pointer
  
  # @method zip_open_new_file_in_zip(file, filename, zipfi, extrafield_local, size_extrafield_local, extrafield_global, size_extrafield_global, comment, method, level)
  # @param [FFI::Pointer(ZipFile)] file 
  # @param [String] filename 
  # @param [ZipFileinfo] zipfi 
  # @param [FFI::Pointer(*Void)] extrafield_local 
  # @param [Integer] size_extrafield_local 
  # @param [FFI::Pointer(*Void)] extrafield_global 
  # @param [Integer] size_extrafield_global 
  # @param [String] comment 
  # @param [Integer] method 
  # @param [Integer] level 
  # @return [Integer] 
  # @scope class
  attach_function :zip_open_new_file_in_zip, :zipOpenNewFileInZip, [:pointer, :string, ZipFileinfo, :pointer, :uint, :pointer, :uint, :string, :int, :int], :int
  
  # @method zip_open_new_file_in_zip64(file, filename, zipfi, extrafield_local, size_extrafield_local, extrafield_global, size_extrafield_global, comment, method, level, zip64)
  # @param [FFI::Pointer(ZipFile)] file 
  # @param [String] filename 
  # @param [ZipFileinfo] zipfi 
  # @param [FFI::Pointer(*Void)] extrafield_local 
  # @param [Integer] size_extrafield_local 
  # @param [FFI::Pointer(*Void)] extrafield_global 
  # @param [Integer] size_extrafield_global 
  # @param [String] comment 
  # @param [Integer] method 
  # @param [Integer] level 
  # @param [Integer] zip64 
  # @return [Integer] 
  # @scope class
  attach_function :zip_open_new_file_in_zip64, :zipOpenNewFileInZip64, [:pointer, :string, ZipFileinfo, :pointer, :uint, :pointer, :uint, :string, :int, :int, :int], :int
  
  # @method zip_open_new_file_in_zip2(file, filename, zipfi, extrafield_local, size_extrafield_local, extrafield_global, size_extrafield_global, comment, method, level, raw)
  # @param [FFI::Pointer(ZipFile)] file 
  # @param [String] filename 
  # @param [ZipFileinfo] zipfi 
  # @param [FFI::Pointer(*Void)] extrafield_local 
  # @param [Integer] size_extrafield_local 
  # @param [FFI::Pointer(*Void)] extrafield_global 
  # @param [Integer] size_extrafield_global 
  # @param [String] comment 
  # @param [Integer] method 
  # @param [Integer] level 
  # @param [Integer] raw 
  # @return [Integer] 
  # @scope class
  attach_function :zip_open_new_file_in_zip2, :zipOpenNewFileInZip2, [:pointer, :string, ZipFileinfo, :pointer, :uint, :pointer, :uint, :string, :int, :int, :int], :int
  
  # @method zip_open_new_file_in_zip2_64(file, filename, zipfi, extrafield_local, size_extrafield_local, extrafield_global, size_extrafield_global, comment, method, level, raw, zip64)
  # @param [FFI::Pointer(ZipFile)] file 
  # @param [String] filename 
  # @param [ZipFileinfo] zipfi 
  # @param [FFI::Pointer(*Void)] extrafield_local 
  # @param [Integer] size_extrafield_local 
  # @param [FFI::Pointer(*Void)] extrafield_global 
  # @param [Integer] size_extrafield_global 
  # @param [String] comment 
  # @param [Integer] method 
  # @param [Integer] level 
  # @param [Integer] raw 
  # @param [Integer] zip64 
  # @return [Integer] 
  # @scope class
  attach_function :zip_open_new_file_in_zip2_64, :zipOpenNewFileInZip2_64, [:pointer, :string, ZipFileinfo, :pointer, :uint, :pointer, :uint, :string, :int, :int, :int, :int], :int
  
  # @method zip_open_new_file_in_zip3(file, filename, zipfi, extrafield_local, size_extrafield_local, extrafield_global, size_extrafield_global, comment, method, level, raw, window_bits, mem_level, strategy, password, crc_for_crypting)
  # @param [FFI::Pointer(ZipFile)] file 
  # @param [String] filename 
  # @param [ZipFileinfo] zipfi 
  # @param [FFI::Pointer(*Void)] extrafield_local 
  # @param [Integer] size_extrafield_local 
  # @param [FFI::Pointer(*Void)] extrafield_global 
  # @param [Integer] size_extrafield_global 
  # @param [String] comment 
  # @param [Integer] method 
  # @param [Integer] level 
  # @param [Integer] raw 
  # @param [Integer] window_bits 
  # @param [Integer] mem_level 
  # @param [Integer] strategy 
  # @param [String] password 
  # @param [Integer] crc_for_crypting 
  # @return [Integer] 
  # @scope class
  attach_function :zip_open_new_file_in_zip3, :zipOpenNewFileInZip3, [:pointer, :string, ZipFileinfo, :pointer, :uint, :pointer, :uint, :string, :int, :int, :int, :int, :int, :int, :string, :ulong], :int
  
  # @method zip_open_new_file_in_zip3_64(file, filename, zipfi, extrafield_local, size_extrafield_local, extrafield_global, size_extrafield_global, comment, method, level, raw, window_bits, mem_level, strategy, password, crc_for_crypting, zip64)
  # @param [FFI::Pointer(ZipFile)] file 
  # @param [String] filename 
  # @param [ZipFileinfo] zipfi 
  # @param [FFI::Pointer(*Void)] extrafield_local 
  # @param [Integer] size_extrafield_local 
  # @param [FFI::Pointer(*Void)] extrafield_global 
  # @param [Integer] size_extrafield_global 
  # @param [String] comment 
  # @param [Integer] method 
  # @param [Integer] level 
  # @param [Integer] raw 
  # @param [Integer] window_bits 
  # @param [Integer] mem_level 
  # @param [Integer] strategy 
  # @param [String] password 
  # @param [Integer] crc_for_crypting 
  # @param [Integer] zip64 
  # @return [Integer] 
  # @scope class
  attach_function :zip_open_new_file_in_zip3_64, :zipOpenNewFileInZip3_64, [:pointer, :string, ZipFileinfo, :pointer, :uint, :pointer, :uint, :string, :int, :int, :int, :int, :int, :int, :string, :ulong, :int], :int
  
  # @method zip_open_new_file_in_zip4(file, filename, zipfi, extrafield_local, size_extrafield_local, extrafield_global, size_extrafield_global, comment, method, level, raw, window_bits, mem_level, strategy, password, crc_for_crypting, version_made_by, flag_base)
  # @param [FFI::Pointer(ZipFile)] file 
  # @param [String] filename 
  # @param [ZipFileinfo] zipfi 
  # @param [FFI::Pointer(*Void)] extrafield_local 
  # @param [Integer] size_extrafield_local 
  # @param [FFI::Pointer(*Void)] extrafield_global 
  # @param [Integer] size_extrafield_global 
  # @param [String] comment 
  # @param [Integer] method 
  # @param [Integer] level 
  # @param [Integer] raw 
  # @param [Integer] window_bits 
  # @param [Integer] mem_level 
  # @param [Integer] strategy 
  # @param [String] password 
  # @param [Integer] crc_for_crypting 
  # @param [Integer] version_made_by 
  # @param [Integer] flag_base 
  # @return [Integer] 
  # @scope class
  attach_function :zip_open_new_file_in_zip4, :zipOpenNewFileInZip4, [:pointer, :string, ZipFileinfo, :pointer, :uint, :pointer, :uint, :string, :int, :int, :int, :int, :int, :int, :string, :ulong, :ulong, :ulong], :int
  
  # @method zip_open_new_file_in_zip4_64(file, filename, zipfi, extrafield_local, size_extrafield_local, extrafield_global, size_extrafield_global, comment, method, level, raw, window_bits, mem_level, strategy, password, crc_for_crypting, version_made_by, flag_base, zip64)
  # @param [FFI::Pointer(ZipFile)] file 
  # @param [String] filename 
  # @param [ZipFileinfo] zipfi 
  # @param [FFI::Pointer(*Void)] extrafield_local 
  # @param [Integer] size_extrafield_local 
  # @param [FFI::Pointer(*Void)] extrafield_global 
  # @param [Integer] size_extrafield_global 
  # @param [String] comment 
  # @param [Integer] method 
  # @param [Integer] level 
  # @param [Integer] raw 
  # @param [Integer] window_bits 
  # @param [Integer] mem_level 
  # @param [Integer] strategy 
  # @param [String] password 
  # @param [Integer] crc_for_crypting 
  # @param [Integer] version_made_by 
  # @param [Integer] flag_base 
  # @param [Integer] zip64 
  # @return [Integer] 
  # @scope class
  attach_function :zip_open_new_file_in_zip4_64, :zipOpenNewFileInZip4_64, [:pointer, :string, ZipFileinfo, :pointer, :uint, :pointer, :uint, :string, :int, :int, :int, :int, :int, :int, :string, :ulong, :ulong, :ulong, :int], :int
  
  # @method zip_write_in_file_in_zip(file, buf, len)
  # @param [FFI::Pointer(ZipFile)] file 
  # @param [FFI::Pointer(*Void)] buf 
  # @param [Integer] len 
  # @return [Integer] 
  # @scope class
  attach_function :zip_write_in_file_in_zip, :zipWriteInFileInZip, [:pointer, :pointer, :uint], :int
  
  # @method zip_close_file_in_zip(file)
  # @param [FFI::Pointer(ZipFile)] file 
  # @return [Integer] 
  # @scope class
  attach_function :zip_close_file_in_zip, :zipCloseFileInZip, [:pointer], :int
  
  # @method zip_close_file_in_zip_raw(file, uncompressed_size, crc32)
  # @param [FFI::Pointer(ZipFile)] file 
  # @param [Integer] uncompressed_size 
  # @param [Integer] crc32 
  # @return [Integer] 
  # @scope class
  attach_function :zip_close_file_in_zip_raw, :zipCloseFileInZipRaw, [:pointer, :ulong, :ulong], :int
  
  # @method zip_close_file_in_zip_raw64(file, uncompressed_size, crc32)
  # @param [FFI::Pointer(ZipFile)] file 
  # @param [Integer] uncompressed_size 
  # @param [Integer] crc32 
  # @return [Integer] 
  # @scope class
  attach_function :zip_close_file_in_zip_raw64, :zipCloseFileInZipRaw64, [:pointer, :ulong_long, :ulong], :int
  
  # @method zip_close(file, global_comment)
  # @param [FFI::Pointer(ZipFile)] file 
  # @param [String] global_comment 
  # @return [Integer] 
  # @scope class
  attach_function :zip_close, :zipClose, [:pointer, :string], :int
  
  # @method zip_remove_extra_info_block(p_data, data_len, s_header)
  # @param [String] p_data 
  # @param [FFI::Pointer(*Int)] data_len 
  # @param [Integer] s_header 
  # @return [Integer] 
  # @scope class
  attach_function :zip_remove_extra_info_block, :zipRemoveExtraInfoBlock, [:string, :pointer, :short], :int
  
  # = Fields:
  # :file ::
  #   (FFI::Pointer(*FILE)) 
  module ThemeWrappers
    # @return [nil] 
    def free()
      Libxlsxwriter.theme_free(self)
    end
    
    # @return [nil] 
    def xml_declaration()
      Libxlsxwriter.theme_xml_declaration(self)
    end
    
    # @return [nil] 
    def assemble_xml_file()
      Libxlsxwriter.theme_assemble_xml_file(self)
    end
  end
  
  class Theme < FFI::Struct
    include ThemeWrappers
    layout :file, :pointer
  end
  
  # @method theme_new()
  # @return [Theme] 
  # @scope class
  attach_function :theme_new, :lxw_theme_new, [], Theme
  
  # @method theme_free(theme)
  # @param [Theme] theme 
  # @return [nil] 
  # @scope class
  attach_function :theme_free, :lxw_theme_free, [Theme], :void
  
  # @method theme_xml_declaration(self_)
  # @param [Theme] self_ 
  # @return [nil] 
  # @scope class
  attach_function :theme_xml_declaration, :lxw_theme_xml_declaration, [Theme], :void
  
  # @method theme_assemble_xml_file(self_)
  # @param [Theme] self_ 
  # @return [nil] 
  # @scope class
  attach_function :theme_assemble_xml_file, :lxw_theme_assemble_xml_file, [Theme], :void
  
  # = Fields:
  # :file ::
  #   (FFI::Pointer(*FILE)) 
  # :font_count ::
  #   (Integer) 
  # :xf_count ::
  #   (Integer) 
  # :dxf_count ::
  #   (Integer) 
  # :num_format_count ::
  #   (Integer) 
  # :border_count ::
  #   (Integer) 
  # :fill_count ::
  #   (Integer) 
  # :xf_formats ::
  #   (Formats) 
  # :dxf_formats ::
  #   (Formats) 
  module StylesWrappers
    # @return [nil] 
    def free()
      Libxlsxwriter.styles_free(self)
    end
    
    # @return [nil] 
    def assemble_xml_file()
      Libxlsxwriter.styles_assemble_xml_file(self)
    end
  end
  
  class Styles < FFI::Struct
    include StylesWrappers
    layout :file, :pointer,
           :font_count, :uint,
           :xf_count, :uint,
           :dxf_count, :uint,
           :num_format_count, :uint,
           :border_count, :uint,
           :fill_count, :uint,
           :xf_formats, Formats,
           :dxf_formats, Formats
  end
  
  # @method styles_new()
  # @return [Styles] 
  # @scope class
  attach_function :styles_new, :lxw_styles_new, [], Styles
  
  # @method styles_free(styles)
  # @param [Styles] styles 
  # @return [nil] 
  # @scope class
  attach_function :styles_free, :lxw_styles_free, [Styles], :void
  
  # @method styles_assemble_xml_file(self_)
  # @param [Styles] self_ 
  # @return [nil] 
  # @scope class
  attach_function :styles_assemble_xml_file, :lxw_styles_assemble_xml_file, [Styles], :void
  
  # = Fields:
  # :stqh_first ::
  #   (FFI::Pointer(*RelTuple)) 
  # :stqh_last ::
  #   (FFI::Pointer(**RelTuple)) 
  class RelTuples < FFI::Struct
    layout :stqh_first, :pointer,
           :stqh_last, :pointer
  end
  
  # = Fields:
  # :stqe_next ::
  #   (FFI::Pointer(*RelTuple)) 
  class RelTupleListPointers < FFI::Struct
    layout :stqe_next, :pointer
  end
  
  # = Fields:
  # :type ::
  #   (String) 
  # :target ::
  #   (String) 
  # :target_mode ::
  #   (String) 
  # :list_pointers ::
  #   (RelTupleListPointers) 
  class RelTuple < FFI::Struct
    layout :type, :string,
           :target, :string,
           :target_mode, :string,
           :list_pointers, RelTupleListPointers.by_value
  end
  
  # Struct to represent a relationships.
  # 
  # = Fields:
  # :file ::
  #   (FFI::Pointer(*FILE)) 
  # :rel_id ::
  #   (Integer) 
  # :relationships ::
  #   (RelTuples) 
  module RelationshipsWrappers
    # @return [nil] 
    def assemble_xml_file()
      Libxlsxwriter.relationships_assemble_xml_file(self)
    end
  end
  
  class Relationships < FFI::Struct
    include RelationshipsWrappers
    layout :file, :pointer,
           :rel_id, :uint,
           :relationships, RelTuples
  end
  
  # *INDENT-ON*
  # 
  # @method relationships_new()
  # @return [Relationships] 
  # @scope class
  attach_function :relationships_new, :lxw_relationships_new, [], Relationships
  
  # @method free_relationships(relationships)
  # @param [Relationships] relationships 
  # @return [nil] 
  # @scope class
  attach_function :free_relationships, :lxw_free_relationships, [Relationships], :void
  
  # @method relationships_assemble_xml_file(self_)
  # @param [Relationships] self_ 
  # @return [nil] 
  # @scope class
  attach_function :relationships_assemble_xml_file, :lxw_relationships_assemble_xml_file, [Relationships], :void
  
  # @method add_document_relationship(self_, type, target)
  # @param [Relationships] self_ 
  # @param [String] type 
  # @param [String] target 
  # @return [nil] 
  # @scope class
  attach_function :add_document_relationship, :lxw_add_document_relationship, [Relationships, :string, :string], :void
  
  # @method add_package_relationship(self_, type, target)
  # @param [Relationships] self_ 
  # @param [String] type 
  # @param [String] target 
  # @return [nil] 
  # @scope class
  attach_function :add_package_relationship, :lxw_add_package_relationship, [Relationships, :string, :string], :void
  
  # @method add_ms_package_relationship(self_, type, target)
  # @param [Relationships] self_ 
  # @param [String] type 
  # @param [String] target 
  # @return [nil] 
  # @scope class
  attach_function :add_ms_package_relationship, :lxw_add_ms_package_relationship, [Relationships, :string, :string], :void
  
  # @method add_worksheet_relationship(self_, type, target, target_mode)
  # @param [Relationships] self_ 
  # @param [String] type 
  # @param [String] target 
  # @param [String] target_mode 
  # @return [nil] 
  # @scope class
  attach_function :add_worksheet_relationship, :lxw_add_worksheet_relationship, [Relationships, :string, :string, :string], :void

  require_relative 'binding/workbook'

  # 
  # = Fields:
  # :file ::
  #   (FFI::Pointer(*FILE)) 
  # :workbook ::
  #   (Workbook) 
  # :buffer_size ::
  #   (Integer) 
  # :zipfile ::
  #   (FFI::Pointer(ZipFile)) 
  # :zipfile_info ::
  #   (ZipFileinfo) 
  # :filename ::
  #   (String) 
  # :buffer ::
  #   (String) 
  # :tmpdir ::
  #   (String) 
  # :chart_count ::
  #   (Integer) 
  # :drawing_count ::
  #   (Integer) 
  module PackagerWrappers
    # @return [nil] 
    def free()
      Libxlsxwriter.packager_free(self)
    end
  end

  class Packager < FFI::Struct
    include PackagerWrappers
    layout :file, :pointer,
           :workbook, Workbook,
           :buffer_size, :ulong,
           :zipfile, :pointer,
           :zipfile_info, ZipFileinfo.by_value,
           :filename, :string,
           :buffer, :string,
           :tmpdir, :string
  end
  
  # @method packager_new(filename, tmpdir)
  # @param [String] filename 
  # @param [String] tmpdir 
  # @return [Packager] 
  # @scope class
  attach_function :packager_new, :lxw_packager_new, [:string, :string, :uchar], Packager
  
  # @method packager_free(packager)
  # @param [Packager] packager 
  # @return [nil] 
  # @scope class
  attach_function :packager_free, :lxw_packager_free, [Packager], :void
  
  # @method create_package(self_)
  # @param [Packager] self_ 
  # @return [Symbol from _enum_error_] 
  # @scope class
  attach_function :create_package, :lxw_create_package, [Packager], :error
  
  # @method tmpfileplus(dir, prefix, pathname, keep)
  # @param [String] dir 
  # @param [String] prefix 
  # @param [FFI::Pointer(**CharS)] pathname 
  # @param [Integer] keep 
  # @return [FFI::Pointer(*FILE)] 
  # @scope class
  attach_function :tmpfileplus, :tmpfileplus, [:string, :string, :pointer, :int], :pointer
  
  # @method tmpfileplus_f(dir, prefix, pathnamebuf, pathsize, keep)
  # @param [String] dir 
  # @param [String] prefix 
  # @param [String] pathnamebuf 
  # @param [Integer] pathsize 
  # @param [Integer] keep 
  # @return [FFI::Pointer(*FILE)] 
  # @scope class
  attach_function :tmpfileplus_f, :tmpfileplus_f, [:string, :string, :string, :ulong, :int], :pointer
  
  # = Fields:
  # :stqe_next ::
  #   (FFI::Pointer(*XmlAttribute)) 
  class XmlAttributeListEntries < FFI::Struct
    layout :stqe_next, :pointer
  end
  
  # = Fields:
  # :key ::
  #   (Array<Integer>) 
  # :value ::
  #   (Array<Integer>) 
  # :list_entries ::
  #   (XmlAttributeListEntries) 
  class XmlAttribute < FFI::Struct
    layout :key, [:char, 256],
           :value, [:char, 256],
           :list_entries, XmlAttributeListEntries.by_value
  end
  
  # Use queue.h macros to define the xml_attribute_list type.
  # 
  # = Fields:
  # :stqh_first ::
  #   (XmlAttribute) 
  # :stqh_last ::
  #   (FFI::Pointer(**XmlAttribute)) 
  class XmlAttributeList < FFI::Struct
    layout :stqh_first, XmlAttribute,
           :stqh_last, :pointer
  end
  
  # Create a new attribute struct to add to a xml_attribute_list.
  # 
  # @method new_attribute_str(key, value)
  # @param [String] key 
  # @param [String] value 
  # @return [XmlAttribute] 
  # @scope class
  attach_function :new_attribute_str, :lxw_new_attribute_str, [:string, :string], XmlAttribute
  
  # @method new_attribute_int(key, value)
  # @param [String] key 
  # @param [Integer] value 
  # @return [XmlAttribute] 
  # @scope class
  attach_function :new_attribute_int, :lxw_new_attribute_int, [:string, :uint], XmlAttribute
  
  # @method new_attribute_dbl(key, value)
  # @param [String] key 
  # @param [Float] value 
  # @return [XmlAttribute] 
  # @scope class
  attach_function :new_attribute_dbl, :lxw_new_attribute_dbl, [:string, :double], XmlAttribute
  
  # Create the XML declaration in an XML file.
  # 
  # @param xmlfile A FILE pointer to the output XML file.
  # 
  # @method xml_declaration(xmlfile)
  # @param [FFI::Pointer(*FILE)] xmlfile 
  # @return [nil] 
  # @scope class
  attach_function :xml_declaration, :lxw_xml_declaration, [:pointer], :void
  
  # Write an XML start tag with optional attributes.
  # 
  # @param xmlfile    A FILE pointer to the output XML file.
  # @param tag        The XML tag to write.
  # @param attributes An optional list of attributes to add to the tag.
  # 
  # @method xml_start_tag(xmlfile, tag, attributes)
  # @param [FFI::Pointer(*FILE)] xmlfile 
  # @param [String] tag 
  # @param [XmlAttributeList] attributes 
  # @return [nil] 
  # @scope class
  attach_function :xml_start_tag, :lxw_xml_start_tag, [:pointer, :string, XmlAttributeList], :void
  
  # Write an XML start tag with optional un-encoded attributes.
  # This is a minor optimization for attributes that don't need encoding.
  # 
  # @param xmlfile    A FILE pointer to the output XML file.
  # @param tag        The XML tag to write.
  # @param attributes An optional list of attributes to add to the tag.
  # 
  # @method xml_start_tag_unencoded(xmlfile, tag, attributes)
  # @param [FFI::Pointer(*FILE)] xmlfile 
  # @param [String] tag 
  # @param [XmlAttributeList] attributes 
  # @return [nil] 
  # @scope class
  attach_function :xml_start_tag_unencoded, :lxw_xml_start_tag_unencoded, [:pointer, :string, XmlAttributeList], :void
  
  # Write an XML end tag.
  # 
  # @param xmlfile    A FILE pointer to the output XML file.
  # @param tag        The XML tag to write.
  # 
  # @method xml_end_tag(xmlfile, tag)
  # @param [FFI::Pointer(*FILE)] xmlfile 
  # @param [String] tag 
  # @return [nil] 
  # @scope class
  attach_function :xml_end_tag, :lxw_xml_end_tag, [:pointer, :string], :void
  
  # Write an XML empty tag with optional attributes.
  # 
  # @param xmlfile    A FILE pointer to the output XML file.
  # @param tag        The XML tag to write.
  # @param attributes An optional list of attributes to add to the tag.
  # 
  # @method xml_empty_tag(xmlfile, tag, attributes)
  # @param [FFI::Pointer(*FILE)] xmlfile 
  # @param [String] tag 
  # @param [XmlAttributeList] attributes 
  # @return [nil] 
  # @scope class
  attach_function :xml_empty_tag, :lxw_xml_empty_tag, [:pointer, :string, XmlAttributeList], :void
  
  # Write an XML empty tag with optional un-encoded attributes.
  # This is a minor optimization for attributes that don't need encoding.
  # 
  # @param xmlfile    A FILE pointer to the output XML file.
  # @param tag        The XML tag to write.
  # @param attributes An optional list of attributes to add to the tag.
  # 
  # @method xml_empty_tag_unencoded(xmlfile, tag, attributes)
  # @param [FFI::Pointer(*FILE)] xmlfile 
  # @param [String] tag 
  # @param [XmlAttributeList] attributes 
  # @return [nil] 
  # @scope class
  attach_function :xml_empty_tag_unencoded, :lxw_xml_empty_tag_unencoded, [:pointer, :string, XmlAttributeList], :void
  
  # Write an XML element containing data and optional attributes.
  # 
  # @param xmlfile    A FILE pointer to the output XML file.
  # @param tag        The XML tag to write.
  # @param data       The data section of the XML element.
  # @param attributes An optional list of attributes to add to the tag.
  # 
  # @method xml_data_element(xmlfile, tag, data, attributes)
  # @param [FFI::Pointer(*FILE)] xmlfile 
  # @param [String] tag 
  # @param [String] data 
  # @param [XmlAttributeList] attributes 
  # @return [nil] 
  # @scope class
  attach_function :xml_data_element, :lxw_xml_data_element, [:pointer, :string, :string, XmlAttributeList], :void
  
  # @method escape_control_characters(string)
  # @param [String] string 
  # @return [String] 
  # @scope class
  attach_function :escape_control_characters, :lxw_escape_control_characters, [:string], :string
  
  # @method escape_data(data)
  # @param [String] data 
  # @return [String] 
  # @scope class
  attach_function :escape_data, :lxw_escape_data, [:string], :string
  
end