// Copyright (c) Six Labors.
// Licensed under the Six Labors Split License.

using System.Collections.Generic;

namespace SixLabors.Fonts.Tables.Cff {
  /// <summary>
  /// Contains CIDFont-specific information from the Top DICT of a CFF CIDFont.
  /// <see href="https://adobe-type-tools.github.io/font-tech-notes/pdfs/5176.CFF.pdf"/>
  /// </summary>
  internal class CidFontInfo
  {
      /// <summary>
      /// Gets or sets the CIDFont Registry string from the ROS operator.
      /// </summary>
      public string? ROS_Register { get; set; }

      /// <summary>
      /// Gets or sets the CIDFont Ordering string from the ROS operator.
      /// </summary>
      public string? ROS_Ordering { get; set; }

      /// <summary>
      /// Gets or sets the CIDFont Supplement value from the ROS operator.
      /// </summary>
      public string? ROS_Supplement { get; set; }

      /// <summary>
      /// Gets or sets the CIDFont version number.
      /// </summary>
      public double CIDFontVersion { get; set; }

      /// <summary>
      /// Gets or sets the number of CIDs in the font (CIDCount operator).
      /// </summary>
      public int CIDFountCount { get; set; }

      /// <summary>
      /// Gets or sets the offset to the FDSelect structure that maps glyphs to Font DICTs.
      /// </summary>
      public int FDSelect { get; set; }

      /// <summary>
      /// Gets or sets the offset to the Font DICT (FDArray) INDEX.
      /// </summary>
      public int FDArray { get; set; }

      /// <summary>
      /// Gets or sets the FDSelect format (0, 3, or 4).
      /// </summary>
      public int FdSelectFormat { get; set; }

      /// <summary>
      /// Gets or sets the parsed FDSelect ranges for format 3/4.
      /// </summary>
      public FDRange[] FdRanges { get; set; } = [];

      /// <summary>
      /// Gets or sets the FDSelect map for format 0, mapping glyph index to Font DICT index.
      /// </summary>
      public Dictionary<int, byte> FdSelectMap { get; set; } = [];
  }
}