private bool PuzzleWordIsValid(PuzzleWord word, int startCol, int startRow, int directionCol, int directionRow)
{
for (int i = 0; i < word.Length; i++)
{
var currentCol = startCol + directionCol * i;
var currentRow = startRow + directionRow * i;
if ((currentCol >= ControlPresent.GetLength(0)) || (currentRow >= ControlPresent.GetLength(1)))
{
return(false);
}
if (ControlPresent[currentCol, currentRow])
{
//Check expected letter if the textbox does exist
var theBoxList = TheGrid.Children.Cast <UIElement>().Where(k => (Grid.GetRow(k) == currentRow) && (Grid.GetColumn(k) == currentCol)).ToList();
var theBox = theBoxList[theBoxList.Count - 1] as PuzzleLetter; //Some grid boxes contain labels as well as textboxes. The textboxes are always added last
//Check that the expected letter in the textbox is equal to the expected letter we were trying to add
//If they aren't then the puzzle isn't valid and shouldn't be loaded
if (Char.ToUpper(word.Word[i]) != theBox.ExpectedLetter)
{
return(false);
}
}
}
//If there were no conflicts then the word should fit on the grid
return(true);
}
public void DrawPuzzleWord(PuzzleWord word, bool letterVisible)
{
int startCol = word.StartColumn;
int startRow = word.StartRow;
//determine the direction
int directionCol = Direction.across == word.WordDirection ? 1 : 0;
int directionRow = Direction.down == word.WordDirection ? 1 : 0;
//Check whether the puzzleword will fit on the grid with the existing Puzzleboxes
if (PuzzleWordIsValid(word, startCol, startRow, directionCol, directionRow))
{
//foreach character in the word
foreach (char letter in word.GetLetters())
{
DrawLetterBox(word, startCol, startRow, letter, letterVisible);
//move in the direction
startCol += directionCol;
startRow += directionRow;
}
word.IsValid = true;
}
else
{
//Throw a warning for this invalid word
InvalidWords.Add(word);
word.IsValid = false;
}
}
public void PopulateFrom(PuzzleWord source)
{
ClueNumber = source.ClueNumber;
Clue = source.Clue;
WordDirection = source.WordDirection;
StartColumn = source.StartColumn;
StartRow = source.StartRow;
}
private void EditExistingBox(PuzzleWord word, int startCol, int startRow)
{
//Don't need to check if the expected letters are the same because we already checked them
var theBoxList = TheGrid.Children.Cast <UIElement>().Where(k => (Grid.GetRow(k) == startRow) && (Grid.GetColumn(k) == startCol)).ToList();
PuzzleLetter theBox = theBoxList[theBoxList.Count - 1] as PuzzleLetter; //Some grid boxes contain labels as well as textboxes. The textboxes are always added last
if ((HeaderTemp.GetDefaultNumber(theBox) == "") && ((startCol == word.StartColumn) && (startRow == word.StartRow)))
{
HeaderTemp.SetDefaultNumber(theBox, word.ClueNumber.ToString());
}
}
private void DrawLetterBox(PuzzleWord word, int startCol, int startRow, char letter, bool letterVisible)
{
//Check the textbox doesn't exist
if (ControlPresent[startCol, startRow])
{
EditExistingBox(word, startCol, startRow);
}
else
{
PuzzleLetter box = CreateNewBox(word, startCol, startRow, letter, letterVisible);
TheGrid.Children.Add(box);
ControlPresent[startCol, startRow] = true;
}
}
private static PuzzleLetter CreateNewBox(PuzzleWord word, int startCol, int startRow, char letter, bool letterVisible)
{
string cornerNumber = "";
if ((startCol == word.StartColumn) && (startRow == word.StartRow))
{
cornerNumber = word.ClueNumber.ToString();
}
//Create textbox because it doesn't already exist
PuzzleLetter box = new PuzzleLetter(letter, cornerNumber);
if (letterVisible)
{
box.Text = box.ExpectedLetter.ToString();
}
//determine the starting position
Grid.SetColumn(box, startCol);
Grid.SetRow(box, startRow);
return(box);
}
public void Remove(PuzzleWord oldword)
{
Words.Remove(oldword);
}
public void Add(PuzzleWord newWord)
{
Words.Add(newWord);
}