/// <summary>
/// Determines if the string exists in this dictionary with the specified lexicon.
/// </summary>
/// <param name="word">The word to search for.</param>
/// <param name="difficulty"></param>
/// <returns>Returns true if the word is in the dictionary and it is less than or equal to the Difficulty</returns>
public bool Contains(string word, Difficulty diff)
{
if (!initialized)
{
throw new Exception("Word List has not been initialized.");
}
return(Dawg.Contains(word, diff, lexicon));
}
public bool Partial(string word)
{
if (!initialized)
{
throw new Exception("Word List has not been initialized.");
}
return(Dawg.Partial(word));
}
/// <summary>
/// Decodes the inputs into a dictionary node.
/// </summary>
/// <param name="value">The encoded character, set size, and next index.</param>
/// <returns></returns>
private static DawgNode DecodeNode(uint value)
{
return(Dawg.NodeFactory(
(char)(((value & letterMask) >> letterShift) + 65),
(byte)((value & setSizeMask) >> setSizeShift),
(int)(value & nextIdxMask)
));
}
/// <summary>
/// Decodes the inputs into a dictionary node.
/// </summary>
/// <param name="value">The encoded character, set size, and next index.</param>
/// <param name="value2">The encoded word difficulty and lexicon.</param>
/// <returns></returns>
private static DawgNode DecodeAcceptNode(uint value, uint value2)
{
return(Dawg.NodeFactory(
(char)(((value & letterMask) >> letterShift) + 65),
(byte)((value & setSizeMask) >> setSizeShift),
(int)(value & nextIdxMask),
((byte)((value2 & difficultyMask) >> difficultyShift)),
((byte)(value2 & dictionaryMask))
));
}
/// <summary>
/// Specifies the selected Scrabble dictionary that this dictionary contains.
/// This must be called to generate the wordlist that the computer player uses.
/// </summary>
/// <param name="book">Enumeration specifing which dictionary words to select
/// from the WordList file.</param>
/// <param name="diff">Filters the list for difficulty of the words.</param>
/// <param name="generateWordList">Generate the word list used by the computer player if true.</param>
public void Set(Book book, Difficulty diff, bool generateWordList)
{
if (generateWordList && (lexicon != book || difficulty != diff))
{
wordList = Dawg.GetAllWords(diff, book);
}
lexicon = book;
difficulty = diff;
initialized = true;
}
/// <summary>
/// Builds the dictionary based upon the choosen word list
/// defined by the lexicon class member.
/// </summary>
private static void BuildWordList()
{
try
{
Dawg.BuildDictionary(@"C:\Users\Eric\Documents\visual studio 2015\Projects\BoggleSolver\BoggleSolver\Dictionary\Dictionary2.dawg");
}
catch (FileNotFoundException ex)
{
throw new IOException("Dictionary file not found.", ex);
}
}