/// <summary>
/// Creates an DictionaryObject from DocumentReader.
/// </summary>
/// <param name="reader">The <see cref="PdfReader"/> to use.</param>
/// <returns>Parsed dictionary.</returns>
protected static Dictionary <string, PdfObject> ParseDictionary(PdfReader reader)
{
if (reader == null)
{
throw new ArgumentNullException(nameof(reader));
}
reader.ReadToken(StartToken);
reader.MoveToNonWhiteSpace();
var elementsDictionary = new Dictionary <string, PdfObject>();
do
{
var key = NameObject.ReadName(reader);
reader.MoveToNonWhiteSpace();
var value = reader.ReadObject();
elementsDictionary.Add(key, value);
reader.MoveToNonWhiteSpace();
if (reader.Peek() == EndToken[0])
{
reader.ReadToken(EndToken);
break;
}
}while (true);
return(elementsDictionary);
}
/// <summary>
/// Writes object to the current stream.
/// </summary>
/// <param name="writer">The <see cref="PdfWriter"/> to use.</param>
public override void Write(PdfWriter writer)
{
if (writer == null)
{
throw new ArgumentNullException(nameof(writer));
}
writer.Write(StartToken);
foreach (var entry in internalDictionary)
{
NameObject.WriteName(writer, entry.Key);
if (!entry.Value.HasStartDelimiter())
{
// Append separator
writer.Write(Chars.SP);
}
entry.Value.Write(writer);
}
writer.Write(EndToken);
}