public static WordSearch CreateNew(int width, int height, string[] words)
{
var ws = new WordSearch {
Width = width, Height = height, WordSearchLetters = new char[width, height]
};
var maxAttempts = ws.Width * ws.Height * 10;
foreach (var word in words)
{
var hiddenWord = new HiddenWord
{
Word = word.ToUpper()
};
int attempts = 0;
do
{
hiddenWord.Direction = (WordDirection)_random.Next(3);
switch (hiddenWord.Direction)
{
case WordDirection.HORIZONTAL:
hiddenWord.X = _random.Next(ws.Width - word.Length);
hiddenWord.Y = _random.Next(ws.Height);
break;
case WordDirection.VERTICAL:
hiddenWord.X = _random.Next(ws.Width);
hiddenWord.Y = _random.Next(ws.Height - word.Length);
break;
case WordDirection.DIAGONAL:
hiddenWord.X = _random.Next(ws.Width - word.Length);
hiddenWord.Y = _random.Next(ws.Height - word.Length);
break;
}
attempts++;
} while (!hiddenWord.FitsInWordSearch(ws) && attempts < maxAttempts);
if (attempts >= maxAttempts)
{
throw new Exception("SORRY! This ain't going to work.");
}
else
{
ws.AddWord(hiddenWord);
}
}
for (var y = 0; y < ws.WordSearchLetters.GetLength(1); y++)
{
for (var x = 0; x < ws.WordSearchLetters.GetLength(0); x++)
{
if (ws.WordSearchLetters[x, y] == '\0')
{
ws.WordSearchLetters[x, y] = (char)('A' + _random.Next(0, 26));
}
}
}
return(ws);
}