public override bool Take(BoardCell destinationCell)
{
int cellsToMoveUp = CurrentCell.YLoc - destinationCell.YLoc;
int cellsToMoveDown = destinationCell.YLoc - CurrentCell.YLoc;
int cellsToMoveLeft = CurrentCell.XLoc - destinationCell.XLoc;
int cellsToMoveRight = destinationCell.XLoc - CurrentCell.XLoc;
if (Player.Colour == Game.PlayerColour.White)
{
if (cellsToMoveUp == cellsToMoveLeft || cellsToMoveUp == cellsToMoveRight || (cellsToMoveUp == 1 && cellsToMoveLeft == 0 && cellsToMoveRight == 0) ||
cellsToMoveDown == cellsToMoveLeft || cellsToMoveDown == cellsToMoveRight || (cellsToMoveDown == 1 && cellsToMoveLeft == 0 && cellsToMoveRight == 0) ||
cellsToMoveLeft == cellsToMoveUp || cellsToMoveLeft == cellsToMoveDown || (cellsToMoveLeft == 1 && cellsToMoveUp == 0 && cellsToMoveDown == 0) ||
cellsToMoveRight == cellsToMoveUp || cellsToMoveRight == cellsToMoveDown || (cellsToMoveRight == 1 && cellsToMoveUp == 0 && cellsToMoveDown == 0))
{
CurrentCell.RemoveChessPiece(); // Remove this piece from this cell
destinationCell.PlaceChessPiece(this); // Add this piece to dest cell
CurrentCell = destinationCell;
return(true);
}
return(false);
}
else // Player is black
{
if (cellsToMoveUp == cellsToMoveLeft || cellsToMoveUp == cellsToMoveRight || (cellsToMoveUp == 1 && cellsToMoveLeft == 0 && cellsToMoveRight == 0) ||
cellsToMoveDown == cellsToMoveLeft || cellsToMoveDown == cellsToMoveRight || (cellsToMoveDown == 1 && cellsToMoveLeft == 0 && cellsToMoveRight == 0) ||
cellsToMoveLeft == cellsToMoveUp || cellsToMoveLeft == cellsToMoveDown || (cellsToMoveLeft == 1 && cellsToMoveUp == 0 && cellsToMoveDown == 0) ||
cellsToMoveRight == cellsToMoveUp || cellsToMoveRight == cellsToMoveDown || (cellsToMoveRight == 1 && cellsToMoveUp == 0 && cellsToMoveDown == 0))
{
CurrentCell.RemoveChessPiece(); // Remove this piece from this cell
destinationCell.PlaceChessPiece(this); // Add this piece to dest cell
CurrentCell = destinationCell;
return(true);
}
return(false);
}
}
public List <BoardCell> CellsInPath(BoardCell start, BoardCell end)
{
List <BoardCell> cellsInPath = new List <BoardCell>();
int cellsToMoveUp = start.YLoc - end.YLoc;
int cellsToMoveDown = end.YLoc - start.YLoc;
int cellsToMoveLeft = start.XLoc - end.XLoc;
int cellsToMoveRight = end.XLoc - start.XLoc;
if (start != BoardCells[start.XLoc][start.YLoc])
{
Logger.Error("Cannot find the start position");
}
// straight up
if (cellsToMoveUp > 0 && cellsToMoveLeft == 0 && cellsToMoveRight == 0)
{
for (int i = 1; i <= cellsToMoveUp; i++)
{
cellsInPath.Add(BoardCells[start.XLoc][start.YLoc - i]);
}
}
// straight down
else if (cellsToMoveDown > 0 && cellsToMoveLeft == 0 && cellsToMoveRight == 0)
{
for (int i = 1; i <= cellsToMoveDown; i++)
{
cellsInPath.Add(BoardCells[start.XLoc][start.YLoc + i]);
}
}
// straight left
else if (cellsToMoveLeft > 0 && cellsToMoveUp == 0 && cellsToMoveDown == 0)
{
for (int i = 1; i <= cellsToMoveLeft; i++)
{
cellsInPath.Add(BoardCells[start.XLoc - i][start.YLoc]);
}
}
// straight right
else if (cellsToMoveRight > 0 && cellsToMoveUp == 0 && cellsToMoveDown == 0)
{
for (int i = 1; i <= cellsToMoveLeft; i++)
{
cellsInPath.Add(BoardCells[start.XLoc + i][start.YLoc]);
}
}
// diagonal up left
else if (cellsToMoveUp > 0 && cellsToMoveLeft > 0 && cellsToMoveLeft == cellsToMoveUp)
{
for (int i = 1; i <= cellsToMoveUp; i++)
{
cellsInPath.Add(BoardCells[start.XLoc - i][start.YLoc - i]);
}
}
// diagonal up right
else if (cellsToMoveUp > 0 && cellsToMoveRight > 0 && cellsToMoveRight == cellsToMoveUp)
{
for (int i = 1; i <= cellsToMoveUp; i++)
{
cellsInPath.Add(BoardCells[start.XLoc + i][start.YLoc - i]);
}
}
// diagonal down left
else if (cellsToMoveDown > 0 && cellsToMoveLeft > 0 && cellsToMoveLeft == cellsToMoveDown)
{
for (int i = 1; i <= cellsToMoveDown; i++)
{
cellsInPath.Add(BoardCells[start.XLoc - i][start.YLoc + i]);
}
}
// diagonal down right
else if (cellsToMoveDown > 0 && cellsToMoveLeft > 0 && cellsToMoveLeft == cellsToMoveDown)
{
for (int i = 1; i <= cellsToMoveDown; i++)
{
cellsInPath.Add(BoardCells[start.XLoc + i][start.YLoc - i]);
}
}
return(cellsInPath);
}
public abstract bool Take(BoardCell destinationCell);