public PredefinedSudokuBox(
SudokuBoxCoordinate coordinate,
SudokuBoxCoordinate?parentCoordinate,
SudokuBoxNumbers number)
: base(coordinate, parentCoordinate, SudokuBoxState.Predefined)
{
Number = number;
}
public NoteSudokuBox(
SudokuBoxCoordinate coordinate,
SudokuBoxCoordinate parentCoordinate,
IEnumerable <SudokuBoxNumbers> numbers)
: base(coordinate, parentCoordinate, SudokuBoxState.Note)
{
Numbers = numbers;
}
public static SudokuBoxCoordinate GetCoordinate(int x, int y, SudokuBoxCoordinate maxCoordinate)
{
if (x < 1 || x > (int)maxCoordinate.X)
{
throw new ArgumentOutOfRangeException(nameof(x));
}
if (y < 1 || y > (int)maxCoordinate.Y)
{
throw new ArgumentOutOfRangeException(nameof(y));
}
return(new SudokuBoxCoordinate((SudokuBoxNumbers)x, (SudokuBoxNumbers)y));
}
public SudokuBoxCoordinate?GetNext(SudokuBoxCoordinate maxCoordinate)
{
var currentIndex = GetIndex(this, maxCoordinate.X);
var maxIndex = GetIndex(maxCoordinate, maxCoordinate.X);
if (currentIndex >= maxIndex)
{
return(null);
}
return(GetCoordinate(currentIndex + 1, maxCoordinate.X));
}
public UserFilledSudokuBox(SudokuBoxCoordinate coordinate, SudokuBoxCoordinate parentCoordinate, SudokuBoxNumbers?number)
: base(coordinate, parentCoordinate, SudokuBoxState.UserFilled)
{
Number = number;
}
protected SudokuBoxBase(SudokuBoxCoordinate coordinate, SudokuBoxCoordinate?parentCoordinate, SudokuBoxState state)
{
Coordinate = coordinate;
ParentCoordinate = parentCoordinate;
State = state;
}
public static int GetIndex(SudokuBoxCoordinate coordinate, SudokuBoxNumbers xWidth)
{
return(((int)coordinate.X - 1) * (int)xWidth + (int)coordinate.Y - 1);
}