#region PDFsharp - A .NET library for processing PDF
//
// Authors:
//   Stefan Lange (mailto:Stefan.Lange@pdfsharp.com)
//
// Copyright (c) 2005-2008 empira Software GmbH, Cologne (Germany)
//
// http://www.pdfsharp.com
// http://sourceforge.net/projects/pdfsharp
//
// Permission is hereby granted, free of charge, to any person obtaining a
// copy of this software and associated documentation files (the "Software"),
// to deal in the Software without restriction, including without limitation
// the rights to use, copy, modify, merge, publish, distribute, sublicense,
// and/or sell copies of the Software, and to permit persons to whom the
// Software is furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included
// in all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
// THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER 
// DEALINGS IN THE SOFTWARE.
#endregion

#if true_NYI

using System;
using System.Collections;
using System.Text;
using System.IO;
using PdfSharp.Internal;

namespace PdfSharp.Pdf.Advanced
{
  /// <summary>
  /// Not implemented - just for illustration of the class hierarchy.
  /// </summary>
  internal sealed class PdfType1Font : PdfFont
  {
    public PdfType1Font(PdfDocument document)
      : base(document)
    {
      this.Elements["\\Type"] = new PdfName("Font");
      this.Elements["\\Subtype"] = new PdfName("Type1");
    }

    //public string BaseFont
    //{
    //  get {return this.baseFont;}
    //  set {this.baseFont = value;}
    //}
    //string baseFont;


//    internal override void AssignObjectID(ref int objectID)
//    {
//      SetObjectID(ref objectID);
//    }
//
//    internal override void WriteObject(Stream stream)
//    {
//      base.WriteObject(stream);
//      StringBuilder pdf = new StringBuilder();
//      pdf.AppendFormat("{0} 0 obj\n<<\n/Type /Font\n/Subtype /Type1\n/BaseFont /Helvetica\n/Encoding /WinAnsiEncoding\n>>\nendobj\n", this.ObjectID);
//      WriteString(stream, pdf.ToString());
//    }
    /// <summary>
    /// Predefined keys of this dictionary.
    /// </summary>
    public new sealed class Keys : PdfFont.Keys
    {
      /// <summary>
      /// (Required) The type of PDF object that this dictionary describes;
      /// must be Font for a font dictionary.
      /// </summary>
      [KeyInfo(KeyType.Name | KeyType.Required, FixedValue = "Font")]
      public new const string Type = "/Type";

      /// <summary>
      /// (Required) The type of font; must be Type1 for a Type 1 font.
      /// </summary>
      [KeyInfo(KeyType.Name | KeyType.Required)]
      public new const string Subtype = "/Subtype";

      /// <summary>
      /// (Required in PDF 1.0; optional otherwise) The name by which this font is 
      /// referenced in the Font subdictionary of the current resource dictionary.
      /// </summary>
      [KeyInfo(KeyType.Name | KeyType.Optional)]
      public const string Name = "/Name";

      /// <summary>
      /// (Required) The PostScript name of the font. For Type 1 fonts, this is usually
      /// the value of the FontName entry in the font program; for more information.
      /// The Post-Script name of the font can be used to find the font’s definition in 
      /// the consumer application or its environment. It is also the name that is used when
      /// printing to a PostScript output device.
      /// </summary>
      [KeyInfo(KeyType.Name | KeyType.Required)]
      public new const string BaseFont = "/BaseFont";

      /// <summary>
      /// (Required except for the standard 14 fonts) The first character code defined 
      /// in the font’s Widths array.
      /// </summary>
      [KeyInfo(KeyType.Integer)]
      public const string FirstChar = "/FirstChar";

      /// <summary>
      /// (Required except for the standard 14 fonts) The last character code defined
      /// in the font’s Widths array.
      /// </summary>
      [KeyInfo(KeyType.Integer)]
      public const string LastChar = "/LastChar";

      /// <summary>
      /// (Required except for the standard 14 fonts; indirect reference preferred)
      /// An array of (LastChar - FirstChar + 1) widths, each element being the glyph width
      /// for the character code that equals FirstChar plus the array index. For character
      /// codes outside the range FirstChar to LastChar, the value of MissingWidth from the 
      /// FontDescriptor entry for this font is used. The glyph widths are measured in units 
      /// in which 1000 units corresponds to 1 unit in text space. These widths must be 
      /// consistent with the actual widths given in the font program. 
      /// </summary>
      [KeyInfo(KeyType.Array, typeof(PdfArray))]
      public const string Widths = "/Widths";

      /// <summary>
      /// (Required except for the standard 14 fonts; must be an indirect reference)
      /// A font descriptor describing the font’s metrics other than its glyph widths.
      /// Note: For the standard 14 fonts, the entries FirstChar, LastChar, Widths, and 
      /// FontDescriptor must either all be present or all be absent. Ordinarily, they are
      /// absent; specifying them enables a standard font to be overridden.
      /// </summary>
      [KeyInfo(KeyType.Dictionary | KeyType.MustBeIndirect, typeof(PdfFontDescriptor))]
      public new const string FontDescriptor = "/FontDescriptor";

      /// <summary>
      /// (Optional) A specification of the font’s character encoding if different from its
      /// built-in encoding. The value of Encoding is either the name of a predefined
      /// encoding (MacRomanEncoding, MacExpertEncoding, or WinAnsiEncoding, as described in 
      /// Appendix D) or an encoding dictionary that specifies differences from the font’s
      /// built-in encoding or from a specified predefined encoding.
      /// </summary>
      [KeyInfo(KeyType.Name | KeyType.Dictionary)]
      public const string Encoding = "/Encoding";

      /// <summary>
      /// (Optional; PDF 1.2) A stream containing a CMap file that maps character
      /// codes to Unicode values.
      /// </summary>
      [KeyInfo(KeyType.Stream | KeyType.Optional)]
      public const string ToUnicode = "/ToUnicode";

      /// <summary>
      /// Gets the KeysMeta for these keys.
      /// </summary>
      internal static DictionaryMeta Meta
      {
        get
        {
          if (Keys.meta == null)
            Keys.meta = CreateMeta(typeof(Keys));
          return Keys.meta;
        }
      }
      static DictionaryMeta meta;
    }

    /// <summary>
    /// Gets the KeysMeta of this dictionary type.
    /// </summary>
    internal override DictionaryMeta Meta
    {
      get {return Keys.Meta;}
    }
  }
}
#endif