private WordSet GetWordList()
{
//determine orientation of played tiles
WordOrientation orientation;
int lastWordIdx = mCurrentWord.Count - 1;
int startX = mCurrentWord[0].X;
int startY = mCurrentWord[0].Y;
int endX = mCurrentWord[lastWordIdx].X;
int endY = mCurrentWord[lastWordIdx].Y;
if (mCurrentWord.Count == 1)
orientation = WordOrientation.SINGLE_TILE;
else if (startX != endX)
orientation = WordOrientation.VERTICAL;
else
orientation = WordOrientation.HORIZONTAL;
//Initialize word set
WordSet wordSet = new WordSet(orientation);
//for each letter in the proposed word, add the score of any new words generated by that letter
foreach (LetterLoc letter in mCurrentWord)
{
//evaluate in X direction
int initX = letter.X;
int minX = initX;
for (int i = initX; i >= 0; i--)
{
if (mBoardLetters[i, letter.Y].IsEmptySpace())
{
break;
}
else
{
minX = i;
}
}
int maxX = initX;
for (int i = initX; i < GameVals.BOARD_SIZE; i++)
{
if (mBoardLetters[i, letter.Y].IsEmptySpace())
{
break;
}
else
{
maxX = i;
}
}
int wordLenX = maxX - minX + 1;
if (wordLenX > 1)
{
//get word
string word = "";
for (int i = minX; i <= maxX; i++)
{
word += mBoardLetters[i, letter.Y];
}
List<LetterLoc> letters = new List<LetterLoc>();
for (int i = minX; i <= maxX; i++)
{
letters.Add(mBoardLetters[i, letter.Y].GenLetterLoc(i, letter.Y));
}
if (orientation == WordOrientation.VERTICAL)
wordSet.PrimaryWord = new WordLocation(letters);
else
wordSet.AddIncidentalWord(new WordLocation(letters));
}
//evaluate in Y direction
int initY = letter.Y;
int minY = initY;
for (int j = initY; j >= 0; j--)
{
if (mBoardLetters[letter.X, j].IsEmptySpace())
{
break;
}
else
{
minY = j;
}
}
int maxY = initY;
for (int j = initY; j < GameVals.BOARD_SIZE; j++)
{
if (mBoardLetters[letter.X, j].IsEmptySpace())
{
break;
}
else
{
maxY = j;
}
}
int wordLenY = maxY - minY + 1;
if (wordLenY > 1)
{
//get word
List<LetterLoc> letters = new List<LetterLoc>();
for (int j = minY; j <= maxY; j++)
{
letters.Add(mBoardLetters[letter.X, j].GenLetterLoc(letter.X, j));
}
if (orientation == WordOrientation.HORIZONTAL)
wordSet.PrimaryWord = new WordLocation(letters);
else
wordSet.AddIncidentalWord(new WordLocation(letters));
}
}
return wordSet;
}
private bool AreIncidentalWordsIllegal(HashSet<WordLocation> illegalWords, WordSet wordSet)
{
foreach(WordLocation illegalWord in illegalWords)
{
if (wordSet.IncidentalWords.Contains(illegalWord))
{
return true;
}
}
return false;
}