internal ChessBoard GetVirtualChessBoardAfterMove(NormalChessMovePositions normalMove)
{
ChessBoard chessBoard = this.CopyCurrentChessBoard();
var figure = chessBoard.GetFigureOnPosition(normalMove.InitialPosition);
chessBoard.RemoveFigureOnPosition(normalMove.InitialPosition);
chessBoard.PutFigureOnPositionWithoutMovingItActualy(normalMove.TargetPosition, figure);
return(chessBoard);
}
public override bool AreMovePositionsPossible(NormalChessMovePositions normalMove)
{
int differenceInHorizontal = Math.Abs(normalMove.InitialPosition.Horizontal - normalMove.TargetPosition.Horizontal);
int differenceInVertical = Math.Abs(normalMove.InitialPosition.Vertical - normalMove.TargetPosition.Vertical);
if (differenceInHorizontal == differenceInVertical && differenceInVertical != 0)
{
return(true);
}
return(false);
}
public IEnumerable <ChessBoardPosition> GetPositionsInTheWayOfMove(NormalChessMovePositions normalMove)
{
if (this.AreMovePositionsPossible(normalMove) == false)
{
return(null);
}
List <ChessBoardPosition> positionsOnTheBoard = new List <ChessBoardPosition>();
int differenceInHorizontal = normalMove.InitialPosition.Horizontal - normalMove.TargetPosition.Horizontal;
int differenceInVertical = normalMove.InitialPosition.Vertical - normalMove.TargetPosition.Vertical;
for (int i = 1; i < Math.Abs(differenceInHorizontal); i++)
{
if (differenceInHorizontal > 0 && differenceInVertical > 0)
{
positionsOnTheBoard.Add(new ChessBoardPosition((char)(normalMove.InitialPosition.Horizontal - i), normalMove.InitialPosition.Vertical - i));
}
if (differenceInHorizontal < 0 && differenceInVertical > 0)
{
positionsOnTheBoard.Add(new ChessBoardPosition((char)(normalMove.InitialPosition.Horizontal + i), normalMove.InitialPosition.Vertical - i));
}
if (differenceInHorizontal > 0 && differenceInVertical < 0)
{
positionsOnTheBoard.Add(new ChessBoardPosition((char)(normalMove.InitialPosition.Horizontal - i), normalMove.InitialPosition.Vertical + i));
}
if (differenceInHorizontal < 0 && differenceInVertical < 0)
{
positionsOnTheBoard.Add(new ChessBoardPosition((char)(normalMove.InitialPosition.Horizontal + i), normalMove.InitialPosition.Vertical + i));
}
}
return(positionsOnTheBoard);
}
public abstract bool AreMovePositionsPossible(NormalChessMovePositions normalMove);
