private void ShowNotesForSquare(ISudokuSquare square)
{
if (square.GetText().Trim().Length > 0)
{
return;
}
ShowNotesForSquareAt(square);
}
bool CheckForConflicts(int r, int c, bool setHasConflictedProperty = true)
{
ISudokuSquare thisSquare = SudokuBoard.squares[r, c];
string text = thisSquare.GetText();
if (string.IsNullOrWhiteSpace(text))
{
return(false);
}
ISudokuSquare[] column = SudokuBoard.GetColumn(c);
ISudokuSquare[] row = SudokuBoard.GetRow(r);
ISudokuSquare[] block = SudokuBoard.GetBlock(r, c);
bool isConflicted = false;
for (int rowIndex = 0; rowIndex < 9; rowIndex++)
{
if (rowIndex != r && column[rowIndex].GetText() == text)
{
if (setHasConflictedProperty)
{
thisSquare.HasConflict = true;
column[rowIndex].HasConflict = true;
}
isConflicted = true;
}
}
for (int colIndex = 0; colIndex < 9; colIndex++)
{
if (colIndex != c && row[colIndex].GetText() == text)
{
if (setHasConflictedProperty)
{
thisSquare.HasConflict = true;
row[colIndex].HasConflict = true;
}
isConflicted = true;
}
}
for (int squareIndex = 0; squareIndex < 9; squareIndex++)
{
GetSquarePosition(block[squareIndex], out int blockRow, out int blockColumn);
if (blockRow == r && blockColumn == c)
{
continue;
}
if (block[squareIndex].GetText() == text)
{
if (setHasConflictedProperty)
{
thisSquare.HasConflict = true;
block[squareIndex].HasConflict = true;
}
isConflicted = true;
}
}
return(isConflicted);
}
