public bool knightCheck(BoardCell cell)
{
bool isValid = false;
if (cell.yAxis == this.yPos + 1 && this.xPos + 2 == cell.xAxis)
{
isValid = true;
}
else if (cell.yAxis == this.yPos - 1 && this.xPos + 2 == cell.xAxis)
{
isValid = true;
}
else if (cell.yAxis == this.yPos - 1 && this.xPos - 2 == cell.xAxis)
{
isValid = true;
}
else if (cell.yAxis == this.yPos + 1 && this.xPos - 2 == cell.xAxis)
{
isValid = true;
}
else if (cell.yAxis == this.yPos - 2 && this.xPos + 1 == cell.xAxis)
{
isValid = true;
}
else if (cell.yAxis == this.yPos - 2 && this.xPos - 1 == cell.xAxis)
{
isValid = true;
}
else if (cell.yAxis == this.yPos + 2 && this.xPos - 1 == cell.xAxis)
{
isValid = true;
}
else if (cell.yAxis == this.yPos + 2 && this.xPos + 1 == cell.xAxis)
{
isValid = true;
}
return(isValid);
}
public bool bishopCheck(BoardCell cell)
{
bool isValid = false;
if (cell.xAxis - this.xPos == cell.yAxis - this.yPos)
{
isValid = true;
}
else if (this.xPos - cell.xAxis == this.yPos - cell.yAxis)
{
isValid = true;
}
else if (this.yPos - cell.yAxis == cell.xAxis - this.xPos)
{
isValid = true;
}
else if (this.xPos - cell.xAxis == cell.yAxis - this.yPos)
{
isValid = true;
}
return(isValid);
}
public override bool isBlocked(BoardCell cell)
{
return(this.isRookBlocked(cell));
}
public override bool isValidMove(BoardCell cell)
{
return(this.rookCheck(cell));
}
//Checks if move accurate for pawn
public bool pawnCheck(BoardCell cell)
{
bool isValid = false;
//moveset for the players direction
if (this._isHuman)
{
if (this.isFIrstTurn)
{
if (cell.xAxis == this.xPos && this.yPos + 2 == cell.yAxis)
{
isValid = true;
}
else if (cell.xAxis == this.xPos && this.yPos + 1 == cell.yAxis)
{
isValid = true;
}
else if (cell.isOccupied)
{
for (int x = 0; x < StateOfPlay.activePieces.Count; x++)
{
if (StateOfPlay.activePieces[x].xPos == cell.xAxis && StateOfPlay.activePieces[x].yPos == cell.yAxis)
{
if (!(StateOfPlay.activePieces[x]._isHuman))
{
if ((cell.xAxis == this.xPos + 1 || cell.xAxis == this.xPos - 1) && this.yPos + 1 == cell.yAxis)
{
isValid = true;
}
}
}
}
}
}
}
else
//movest for cpu direction
{
if (this.isFIrstTurn)
{
if (cell.xAxis == this.xPos && this.yPos - 2 == cell.yAxis)
{
isValid = true;
}
}
else if (cell.xAxis == this.xPos && this.yPos - 1 == cell.yAxis)
{
isValid = true;
}
//checks if cell has friendly pieve in the way
else if (cell.isOccupied)
{
for (int x = 0; x < StateOfPlay.activePieces.Count; x++)
{
if (StateOfPlay.activePieces[x].xPos == cell.xAxis && StateOfPlay.activePieces[x].yPos == cell.yAxis)
{
if (StateOfPlay.activePieces[x]._isHuman)
{
if ((cell.xAxis == this.xPos + 1 || cell.xAxis == this.xPos - 1) && this.yPos - 1 == cell.yAxis)
{
isValid = true;
}
}
}
}
}
}
return(isValid);
}
//method to change coordinates of chess piece
public static void movePiece(ChessPiece piece, BoardCell cell)
{
piece.xPos = cell.xAxis;
piece.yPos = cell.yAxis;
cell.isOccupied = true;
}
//empty constuctor for copying
//constructor for copying parameters
public virtual bool isValidMove(BoardCell cell)
{
return(false);
}