public bool makeMove(string col, uint x1, uint y1, uint x2, uint y2)
{
Piece p = getPieceAt(x1, y1);
Square s1 = getSquareAt(x1, y1);
Square s2 = getSquareAt(x2, y2);
// Check if squares are ok.
if (s1 == null || s2 == null)
{
return(false);
}
// Check if piece is ok.
if (p == null)
{
return(false);
}
if (p.getColour() != col)
{
return(false);
}
if (!p.movePossible(x2, y2, getSquareAt))
{
return(false);
}
// Move is legal
// If there is a piece at x2,y2 then remove its cover.
Piece p2 = s2.getPiece();
if (p2 != null)
{
foreach (Tuple <uint, uint> t in p2.getPossibleMoves(getSquareAt))
{
// If moving piece is white, remove black cover, and vc.v.
if (col == COLOUR_WHITE)
{
getSquareAt(t.Item1, t.Item2).removeBlackCover();
}
else
{
getSquareAt(t.Item1, t.Item2).removeWhiteCover();
}
}
}
// Remove from old position
s1.removePiece();
foreach (Tuple <uint, uint> t in p.getPossibleMoves(getSquareAt))
{
// If moving piece is white, remove white cover, and vc.v.
if (col == COLOUR_WHITE)
{
getSquareAt(t.Item1, t.Item2).removeWhiteCover();
}
else
{
getSquareAt(t.Item1, t.Item2).removeBlackCover();
}
}
// Add to new position
getSquareAt(x2, y2).setPiece(p);
p.move(x2, y2);
foreach (Tuple <uint, uint> t in p.getPossibleMoves(getSquareAt))
{
// If moving piece is white, add white cover, and vc.v.
if (col == COLOUR_WHITE)
{
getSquareAt(t.Item1, t.Item2).addWhiteCover();
}
else
{
getSquareAt(t.Item1, t.Item2).addBlackCover();
}
}
return(true);
}